Forum 79 Technical Paper Session Schedule
Tuesday, May 16, 2023 to Thursday, May 18, 2023
Main Author Listed First
*Denotes Presenting Author
Session breaks are listed in the Technical Session at a Glance
Acoustics Advanced Vertical Flight Aerodynamics Aircraft Design Avionics and SystemsCrash Safety Crew Stations and Human Factors Dynamics Electric Vertical Takeoff and Landing (eVTOL)
Handling Qualities Health and Usage Management Systems History
Manufacturing Technology and Processing Modeling and Simulation Operations Product Support Systems Technology Propulsion
Safety Structures and Materials System Engineering Tools/Processes Test and Evaluation Unmanned VTOL Aircraft and Rotorcraft
Acoustics
Acoustics I
Technical Session A: Tues. May 16, 2023 - 8:00 AM to 12:00 PM
8:00 AM - 8:30 AM
Experimental and Numerical Investigation of Isolated Swept Rotors for UAVs (Paper 1184)
Naina Pisharoti,*
W. Nathan Alexander,
Stefano Brizzolara,
Jeremiah Whelchel, Virginia Tech;
8:30 AM - 9:00 AM
Aerodynamic and Aeroacoustic Analysis of a Quadrotor Biplane in Cruise (Paper 1308)
Dilhara Jayasundara,*
James Baeder, University of Maryland;
9:00 AM - 9:30 AM
Acoustic Predictions for Side-by-Side Rotor with Ground Effect. (Paper 1206)
Jared Delatorre Wakefield Sagaga,*
Seongkyu Lee, University of California;
10:00 AM - 10:30 AM
High Fidelity Aerodynamic and Aeroacoustic Simulations of Multicopter Rotors with Anhedrals during Hover and Forward Flight (Paper 1214)
Moritz Muth,*
Manuel Kessler,
Ewald Krämer, University of Stuttgart;
10:30 AM - 11:00 AM
Prediction of Interactional Aerodynamic Noise of Propellers and Wing Using High-Fidelity CFD (Paper 1264)
Nikos Trembois,*
Seongkyu Lee, University of California Davis;
Kenneth Brentner,
Tyler Ramsarran, Pennsylvania State University;
11:00 AM - 11:30 AM
Computational Study on the Aerodynamic and Acoustic Rotorprop Test in the NFAC 40- by 80-Foot Wind Tunnel (Paper 1165)
Zhongqi (Henry) Jia,*
Rohit Jain,
Joon Lim, US Army TDD-A;
11:30 AM - 12:00 PM
Onboard Acoustic Prediction Method for VTOL Aircraft (Paper 1307)
Mrunali Botre,
Daniel Wachspress,* Continuum Dynamics Inc.;
Kenneth Brentner,
Eric Greenwood, Pennsylvania State University;
12:00 PM - 12:30 PM
Towards Accurate Broadband Noise Predictions Using CFD (Paper 1243)
Jordon Won,*
Seongkyu Lee, University of California Davis;
Acoustics II
Technical Session C: Wed. May 17, 2023 - 1:45 PM to 6:00 PM
1:45 PM - 2:15 PM
An Experimental Investigation of eVTOL Flight State Variance on Noise (Paper 1249)
Vitor Tumelero Valente,*
Eric Greenwood,
Eric Johnson, Pennsylvania State University;
2:15 PM - 2:45 PM
Multi-fidelity Aeroacoustic Prediction of an eVTOL Rotor (Paper 26)
Gabriel Reboul,*
Joëlle Bailly,
Mikel Balmaseda,
Fabrice Falissard,
Danny Lewis, ONERA;
Frederic Guntzer,
Caroline Lienard, Airbus Helicopters;
2:45 PM - 3:15 PM
The Effect of Rotor-Rotor and Rotor-Wing Interactions on eVTOL Aeroacoustics (Paper 1300)
Brendan Smith,*
Farhan Gandhi,
Justin Pepe, Rensselaer Polytechnic Institute;
4:00 PM - 4:30 PM
Aeroacoustic and Aerodynamic Implications of Blade-Wake Interaction for a 5-Bladed Rotor (Paper 85)
Christopher Thurman,*
Kyle Pascioni,
Nikolas Zawodny, NASA Langley Research Center;
4:30 PM - 5:00 PM
Investigation of control strategies on eVTOL noise and performance (Paper 3)
Bhaskar Mukherjee,*
Kenneth Brentner,
Eric Greenwood,
Joseph Horn,
Andrew Jue,
Jean-Pierre Theron, Pennsylvania State University;
5:00 PM - 5:30 PM
An Analytic Method to Predict Rotor Blade Wake Interaction Noise (Paper 1260)
Sicheng Kevin Li,* University of Hartford;
5:30 PM - 6:00 PM
Evaluation of Acoustic Propagation in Layered Media using Wave Confinement (Paper 64)
Subhashini Chitta,*
John Steinhoff, Wave CPC Inc.;
Mary Houston, Analytical Mechanics Associates, Inc.;
James Stephenson, US Army;
6:00 PM - 6:30 PM
A Comparison of On-Surface and Permeable-Surface Formulations of the Ffowcs Williams and Hawkings Equation for Acoustic Prediction of Multirotor Vehicles (Paper 1337)
Adam Rozman,*
Sheryl Grace, Boston University;
Acoustics III
Technical Session E: Thurs. May 18, 2023 - 1:30 PM to 5:30 PM
1:30 PM - 2:00 PM
A Parametric Investigation of Rotor-Rotor Interaction Noise Generation (Paper 1255)
Robert Rau,*
Eric Greenwood, Pennsylvania State University;
2:00 PM - 2:30 PM
eVTOL Rotor Performance and Acoustic Noise Study using Unified Comprehensive Modeling and Acoustic Analysis (Paper 100)
SeungJoon Yang,*
Jagdeep Batther,
Chengjian He,
Christopher Ware, Advanced Rotorcraft Technology, Inc.;
James Baeder,
Dilhara Jayasundara, University of Maryland;
2:30 PM - 3:00 PM
Influence of the Perception, Observer Position, and Broadband Self Noise on Low-Fidelity UAM Vehicle Perception-Influenced-Design (PID) Optimiziation (Paper 63)
Leonard Lopes,* NASA Langley Research Center;
Daniel Ingraham, NASA Glenn Research Center;
3:30 PM - 4:00 PM
Effect of Rotor Blade Elasticity on UAM Quadrotor Acoustics (Paper 66)
Sesi Kottapalli,*
Christopher Silva, NASA Ames Research Center;
D. Douglas Boyd, Jr., NASA Langley Research Center;
4:00 PM - 4:30 PM
Unsteady Loading Noise Measurements and Predictions for eVTOL Rotors (Paper 1228)
James Goldschmidt,*
Lawrence Ukeiley, University of Florida;
4:30 PM - 5:00 PM
The Effect of Phase Offset Angle for Coaxial Co-Rotating Rotors (Paper 17)
Raja Akif Raja Zahirudin,*
Zach Birbeck,
Eric Greenwood,
Aaron Hafner,
Eric McThane,
Jose Palacios,
Vitor Valente,
Sihong Yan, Pennsylvania State University;
5:00 PM - 5:30 PM
Flyover Noise Computations of the Joby Aviation Aircraft (Paper 1345)
Austin Thai,*
Jeremy Bain,
Gregor Mikic,
Alex Stoll, Joby Aviation;
Advanced Vertical Flight
Advanced Vertical Flight I
Technical Session A: Tues. May 16, 2023 - 8:00 AM to 12:00 PM
8:00 AM - 8:30 AM
The Stopped Rotor - A New Look at an Old Idea (Paper 78)
Gerald Brown,* Aviation 360 LLC;
Vivek Ahuja,
Shivaranjani Sathe, Research in Flight;
8:30 AM - 9:00 AM
Flight Dynamics Modeling of a Thrust-vectoring, Coaxial-rotor-based Gun-launched Micro Air Vehicle (Paper 94)
Hunter Denton,*
Moble Benedict, Texas A&M University;
9:00 AM - 9:30 AM
Development of an Air-launched Tail-Sitter Unmanned Aerial Vehicle (Paper 133)
Jiaze Cai,*
Moble Benedict,
Hunter Denton, Texas A&M University;
10:00 AM - 10:30 AM
Development and Flight-Test Evaluation of Damage Tolerant Control Laws for the ADAPT&[trade] Winged Compound Helicopter Scaled Demonstrator (Paper 143)
Samuel Nadell,*
Tom Berger, US Army;
Christopher DiMarco, Piasecki Aircraft Corporation;
10:30 AM - 11:00 AM
Performance Exploration of the Payload Lifting with a Circling Single Fixed-Wing Tethered Aircraft (Paper 1235)
Maxime Doguet,*
David Rancourt, Université de Sherbrooke;
11:00 AM - 11:30 AM
Experimental Demonstration of the Lifting Capability of Towed Payload Using Multiple Fixed-wing UAVs (Paper 1270)
Samuel Quenneville,*
David Rancourt, Createk, 3it, Université de Sherbrooke;
11:30 AM - 12:00 PM
Rotorcraft to Retrieve the First Samples from the Martian Surface (Paper 1359)
Shannah Withrow-Maser,*
Haley Cummings,
Wayne Johnson,
Larry Meyn,
Larry Young, NASA Ames Research Center;
Benjamin Pipenberg, AeroVironment;
Havard Grip,
Theodore Tzanetos, NASA Jet Propulsion Laboratory;
Brian Allan, NASA Langley Research Center;
Athena Chan,
Witold Koning,
Allen Ruan, Science & Technology Corp.;
Advanced Vertical Flight II
Technical Session B: Wed. May 17, 2023 - 8:00 AM to 12:15 PM
8:00 AM - 8:30 AM
Design and Testing Of A Lag-Flap Coupled Rotor (Paper 142)
Christopher Titus,*
Remi Hensel,
Audrey Li,
Justin Meyer, University of Maryland;
John Gerdes,
Hao Kang, Aberdeen Proving Ground;
8:30 AM - 9:00 AM
Comprehensive Analysis and Interactional Aerodynamic Assessment of a Lift-Compounded Quadcopter (Paper 1156)
Richard Healy,* Rensselaer Polytechnic Institute;
Phuriwat Anusonti-Inthra,
Matthew Floros, Army Research Lab;
9:00 AM - 9:30 AM
Variations on a Quadrotor – An Experimental Investigation (Paper 1373)
Carl Russell,*
Sarah Conley,
Dorsa Shirazi, NASA Ames Research Center;
10:15 AM - 10:45 AM
Steady and Transient Wind-Tunnel Performance Investigation of an Electric Medium-sized Variable-RPM Rotor (Paper 1224)
Matthew Floros,* DEVCOM Army Research Lab;
Inderjit Chopra,
Peter Ryseck,
Radu Teodorescu, University of Maryland;
10:45 AM - 11:15 AM
Scalability of Wing-incidence Effects on Performance of a Tail-sitter Configuration (Paper 1367)
Remi Hensel,*
Christopher Titus, University of Maryland;
John Gerdes,
Rajneesh Singh, Army Research Lab;
11:15 AM - 11:45 AM
Characterization of a Blade Tip Propeller Driven Rotor (Paper 1188)
Robert Brown,* US Navy, Univ of Maryland;
11:45 AM - 12:15 PM
Development and Performance Evaluation of a Multi-Rotor eVTOL Using RPM, Collective, and Cyclic Control in Failure State (Paper 1377)
Riccardo Roiati,*
Richard Anderson,
Kyle Collins,
Vivek Saini,
Nishant Sharma, Embry Riddle Aeronautical University;
Aerodynamics
Aerodynamics I
Technical Session A: Tues. May 16, 2023 - 8:00 AM to 12:00 PM
8:00 AM - 8:30 AM
Successive Optimization of Airfoils, Planform and Twist for Aerodynamic Performance of Helicopter Rotor Blades (Paper 1316)
Gunther Wilke,* German Aerospace Center (DLR);
8:30 AM - 9:00 AM
Verification and Optimisation of Distributed Propulsion Using High-Fidelity CFD Method (Paper 1221)
Geng Qiao,*
George N. Barakos, University of Glasgow;
9:00 AM - 9:30 AM
CFD Study of a Quad Dual-Contra Rotating Propeller eVTOL Concept (Paper 1379)
James Ben Lewis,* DoD USAF AFRL;
Andrew Lofthouse, DoD USAF AFLCMC;
Ashish Bagai, buGi Aero LLC, AFWERX;
10:00 AM - 10:30 AM
Prediction of the Laminar-to-Turbulent Transition Position on a Helicopter Rotor Blade with Cyclic Pitch Variation (Paper 1152)
François Richez,* ONERA;
Marilyn Smith, Georgia Institute of Technology;
Rohit Jain, US Army DEVCOM AvMC;
10:30 AM - 11:00 AM
Investigations of Helicopter Wake Flow for Different Blade Stub Lengths (Paper 1178)
Ulrich Hartmann,*
Christian Breitsamter, Technical University Munich;
11:00 AM - 11:30 AM
Full-Aircraft CH-53K Hover Simulations with HELIOS (Paper 132)
Brian Wake,
Vera Klimchenko,*
Byung-Young Min,
Jinggen Zhao, Sikorsky, a Lockheed Martin Co.;
11:30 AM - 12:00 PM
Rotor Loads Prediction on UH-60A Flight Test using Loose Fluid/Structure Coupling (Paper 28)
Rocco Moretti,*
Biel Ortun, ONERA;
Hyeonsoo Yeo, US Army Combat Capabilities Development Command;
12:00 PM - 12:30 PM
Towards CFD Simulations of Transient Tiltrotor Conversion Maneuvers (Paper 1287)
Steven Tran,* Science & Technology Corp.;
Joon Lim,
Andrew Wissink,
Hyeonsoo Yeo, US Army CCDC AvMC;
Aerodynamics II
Technical Session B: Wed. May 17, 2023 - 8:00 AM to 12:15 PM
8:00 AM - 8:30 AM
Infrared Thermography Measurements over an eVTOL Full-ScaleWing Section Equipped with Propellers Mounted on a Boom (Paper 1162)
Alex Zanotti,
Donato Grassi,
Luca Riccobene,* Politecnico di Milano;
Giovanni Droandi,
Mike Kerho, Archer Aviation;
Johannes Braukmann, German Aerospace Center (DLR);
8:30 AM - 9:00 AM
Fundamental Test of a Hovering Rotor: Comprehensive Measurements for CFD Validation (Paper 1166)
Thomas Norman,*
James Heineck,
Edward Schairer,
Lauren Wagner, NASA Ames Research Center;
Norman Schaeffler, NASA Langley Research Center;
Austin Overmeyer, US Army CCDC;
9:00 AM - 9:30 AM
Numerical and Experimental Assessment of Parameters Influencing the Development of Secondary Vortex Structures in Rotor Wakes (Paper 1365)
Andrew Bodling,* Science & Technology Corp.;
Robert Brinkema,
Anthony Gardner,
Clemens Schwarz,
Christian Wolf, German Aerospace Center (DLR);
Mark Potsdam, US Army Combat Capabilities Development Command;
10:15 AM - 10:45 AM
4th Rotor Hub Flow Prediction Workshop Experimental Data Campaigns & Computational Analyses (Paper 1239)
Sven Schmitz,*
Nicholas Jaffa,
David Reich,
Stephen Willoughby, Pennsylvania State University;
10:45 AM - 11:15 AM
Evaluation of High- and Mid-Fidelity Computational Fluid Dynamics for Complex Ship Airwake Analysis with New Experimental Data (Paper 56)
Brenden Oates,*
Erk Kurban,
Juergen Rauleder,
Marilyn Smith, Georgia Institute of Technology;
11:15 AM - 11:45 AM
A Comparison of Rotor Disk Modeling and Blade-Resolved CFD Simulations for NASA’s Tiltwing Air Taxi (Paper 104)
David Garcia Perez,*
Jasim Ahmad,
Patricia Ventura Diaz,
Seokkwan Yoon, NASA Ames Research Center;
11:45 AM - 12:15 PM
Sinusoidal Gust Response of RC Propellers Tandem Configuration (Paper 1154)
Jielong Cai,*
Sidaard Gunasekaran, University of Dayton;
Aerodynamics III
Technical Session C: Wed. May 17, 2023 - 1:45 PM to 6:00 PM
1:45 PM - 2:15 PM
Effects of Anhedral Tip on Forward Flight Performance (Paper 149)
Christopher Nelson,* Siemens Digital Industries Software;
Lakshmi Sankar,
Shivani Shankar,
Chong Zhou, Georgia Institute of Technology;
2:15 PM - 2:45 PM
Effect of Light Rain on Coaxial and Tandem Rotor Performance in Hover (Paper 86)
Aishwerya Singh Gahlot,*
Lakshmi Sankar, Georgia Institute of Technology;
Po-Wei Chen, ANSYS Inc.;
2:45 PM - 3:15 PM
Coupled Experimental and Offline Simulation Study of a Helicopter Rotor in a Frigate Airwake with Active Flow Control (Paper 113)
Elvina Derhille,*
Quentin Gallas, ONERA;
Laurent Keirsbulck, LAMIH UMR8201;
Luc Bordier, NAVAL GROUP / SIREHNA;
4:00 PM - 4:30 PM
Model-Scale Investigation of Tiltrotor Low-speed Obstacle-Induced Downwash Recirculation (Paper 46)
Mark Silva,*
Scott Hromisin, Naval Air Warfare Center Aircraft Division;
Michael Corbett,
Nathan Graybeal,
John Ralston, Bihrle Applied Research, Inc.;
Callum Gray,
Richard Prevost, LaVision, Inc.;
4:30 PM - 5:00 PM
Experimental Investigation of Quadrotor Aerodynamics with Computational Cross-Validation (Paper 1310)
Anna Kostek,*
Johannes Braukmann,
Anthony Gardner,
Felix Lößle, German Aerospace Center (DLR);
Ronan Boisard, French Aerospace Lab (ONERA);
Antonio Visingardi, Italian Aerospace Research Center (CIRA);
Manuel Keßler,
Sebastian Miesner, University of Stuttgart;
5:00 PM - 5:30 PM
A Computational Examination of Canted Side-by-Side Rotors in Ground Effect (Paper 1295)
Richard Healy,
Farhan Gandhi,* Rensselaer Polytechnic Institute;
5:30 PM - 6:00 PM
Simulation of the Rotorwash Induced by a Quadrotor Urban Air Taxi in Ground Effect (Paper 58)
Denis-Gabriel Caprace,* Oak Ridge Associated Universities;
Seokkwan Yoon, NASA Ames Research Center;
Patricia Ventura Diaz, Science & Technology Corp.;
Aerodynamics IV
Technical Session D: Thurs. May 18, 2023 - 10:15 AM to 12:15 PM
10:15 AM - 10:45 AM
Coaxial Hub Drag Correlation with a Water-tunnel Model using Two Flow Solvers (Paper 1226)
Byung-Young Min,*
Wake Brian,
Peter Lorber,
Kalki Sharma, Sikorsky, a Lockheed Martin Co.;
Charles Berezin, Retired;
10:45 AM - 11:15 AM
Drag Estimation of the Coaxial PSU-Hub using Helios (Paper 1352)
Dylan Jude,* US Army;
Aaron Crawford, Georgia Institute of Technology;
11:15 AM - 11:45 AM
Computational Analysis of Coaxial Rotor Hub and Sail Fairing Wake (Paper 1353)
Neal Deore,* Pennsylvania State University;
11:45 AM - 12:15 PM
Prediction of Coaxial Rotor Hub Flow Using Mercury Framework (Paper 1196)
Yong Su Jung,* Pusan National University;
James Baeder,
Bumseok Lee, University of Maryland;
Aircraft Design
Aircraft Design I
Technical Session A: Tues. May 16, 2023 - 8:00 AM to 12:00 PM
8:00 AM - 8:30 AM
Design Exploration of Co-rotating Coaxial Rotors using High Fidelity Solver (Paper 52)
Yoonpyo Hong,*
Hyojin Kook,
Dawoon Lee,
Sunwoong Yang,
Kwanjung Yee, Seoul National University;
8:30 AM - 9:00 AM
Modeling and Powerplant Sizing of an Unmanned Hydrogen-Powered Helicopter with Intermeshing Rotors in NDARC using a Genetic Algorithm for Performance Calibration (Paper 53)
Victor Zappek,*
Ilkay Yavrucuk, Technical University Munich;
9:00 AM - 9:30 AM
Analyzing Mechanical Systems Using 3DX Design Tables, Kinematic Simulations, and Dynamic Simulations (Paper 73)
Jack Faysash,* Sikorsky, a Lockheed Martin Co.;
10:00 AM - 10:30 AM
Surrogate-model based Optimization Framework for the Structural Design of Helicopter Rotor Blades subject to Dynamics and Failure Criteria (Paper 1291)
Rohin Majeti,*
Franziska Becker, German Aerospace Center (DLR);
10:30 AM - 11:00 AM
Blade Shape Optimization of Rotors using Neural Networks (Paper 1277)
Bharath Govindarajan,*
Hrithwik Shalu, Indian Institute of Technology Madras;
Rajneesh Singh, DEVCOM Army Research Lab;
11:00 AM - 11:30 AM
Safety and Product Robustness in the Air Vehicle Design Process (Paper 5)
Barton Hainsworth,*
Peter Barner,
Ide Ehigiato,* Sikorsky, a Lockheed Martin Co.;
11:30 AM - 12:00 PM
Tail-Rotor Performance with a Slotted, Natural-Laminar-Flow Airfoil (Paper 1271)
Christopher Axten,*
Mark Maughmer, Pennsylvania State University;
12:00 PM - 12:30 PM
Panel Discussion: Re-inventing the Wheel on VTOL Configuration Taxonomy (Paper 1412)
Daniel I. Newman,* The Boeing Co.;
Alan Lawless,* Aurora Flight Sciences;
Aircraft Design II
Technical Session C: Wed. May 17, 2023 - 1:45 PM to 6:00 PM
1:45 PM - 2:15 PM
Experimental Aerodynamics Validation of a Tiltrotor Platform within Next Generation Tiltrotor Technology Demonstrator Project (Paper 1212)
Carlo Cassinelli,*
Pierre Abdel Nour,
Gianni Bernini,
Gabriele Campanardi,
Maria Ludovica Dall’Aglio,
Cristian Lilliu,
Matteo Pecoraro,
Gaetano Preatoni, Leonardo Helicopters;
2:15 PM - 2:45 PM
39th Student Design Competition Undergraduate Winner: UMD Blitzen eVTOL Air Taxi for Passengers with Reduced Mobility (Paper 1409)
Vivek Uppoor,* University of Maryland;
2:45 PM - 3:15 PM
39th Student Design Competition Graduate Winner: RPI Oliwhopper eVTOL Air Taxi for Passengers with Reduced Mobility (Paper 1410)
Richard Healy,*
Alexander Stillman,* Rensselaer Polytechnic Institute;
4:00 PM - 4:30 PM
Comparison and Analysis of a Tiltrotor UAM Configuration by Using NDARC (Paper 1185)
Chihyun Ahn,*
Wonseok Cha,
Yooho Chang,
Minho Hwang,
SunHoo Park,
SangJoon Shin, Seoul National University;
4:30 PM - 5:00 PM
Design of the Lift and Cruise Style eVTOL reflecting the Geometry and Structural Details (Paper 151)
WONSEOK CHA,*
Chihyun Ahn,
Yooho Chang,
Minho Hwang,
SunHoo Park,
Sangjoon Shin, Seoul National University;
5:00 PM - 5:30 PM
Increasing Agility through AMESim to Iteratively Simulate, Analyze and Design Helicopter Brake Systems (Paper 1197)
Kaila Spiller,
Kevin Debacher,* Sikorsky, a Lockheed Martin Co.;
5:30 PM - 6:00 PM
Assessment of Objective Functions for Rotor Performance in Multi-Objective Rotor Blade Optimization (Paper 1225)
Luke Allen,*
Ian Dettwiller,
Robert Haehnel, US Army Engineer Research and Development Center;
Joon Lim, US Army CCDC AvMC;
6:00 PM - 6:30 PM
Optimal Operation of Rotor-Wing Assemblies on eVTOL Aircraft (Paper 1319)
Jonah Whitt,*
Farhan Gandhi, Rensselaer Polytechnic Institute;
Avionics and Systems
Avionics and Systems I
Technical Session B: Wed. May 17, 2023 - 8:00 AM to 12:15 PM
8:00 AM - 8:30 AM
An Assessment of FVL Readiness of Certifiable MOSA Ethernet Digital Backbone Solutions (Paper 109)
Daniel Finnegan,*
Alvaro Soares, TTTech North America;
Wolfram Zischka, TTTech Computertechnkik AG;
8:30 AM - 9:00 AM
Army Aviation Reusable Operating Environment Component Certification (Paper 1350)
Dave Walsh,* Collins Aerospace;
9:00 AM - 9:30 AM
A SW V&V Practitioner's Perspective on EASA's Guidance for ML Applications (Paper 70)
Robert Mulryan,*
Filipe Altoe,
Daniel Barbour, Genuen;
10:15 AM - 10:45 AM
Concerns with using Python in the Machine Learning Flight Critical Applications (Paper 1343)
Jason Rupert,* MTSI;
Alexander Chan,
Chris Vinegar, US Army Combat Capabilities, Development Command (DEVCOM);
H. Glenn Carter, US Army Combat Capabilities, Development Command (DEVCOM) Aviation & Missile Center (AVMC);
10:45 AM - 11:15 AM
Collision Avoidance System for Low-speed Helicopter Operations using Multimodal Cueing (Paper 1187)
Christian Walko,* German Aerospace Center (DLR);
Avionics and Systems II
Technical Session D: Thurs. May 18, 2023 - 10:15 AM to 12:15 PM
10:15 AM - 10:45 AM
Evaluation of an Automatic System for Cockpit Integration Testing (Paper 72)
David Frisini,*
Claudia Lucini Paioni,
Francesco Poltronieri,
Marco Romano, TXT E-Solutions;
Vincenzo Taumaturgo, Leonardo Helicopters;
10:45 AM - 11:15 AM
Software Flight Test is Boring, until it’s Not (Paper 1201)
Dustin Flaum,* US Navy HX-21;
11:15 AM - 11:45 AM
The RASCAL Vehicle, a Functional View of the Airborne Laboratory (Paper 1402)
Fernando Dones,* The Boeing Co.;
Carl Ott,* Army Futures Command, DEVCOM;
Crash Safety
Crash Safety
Technical Session D: Thurs. May 18, 2023 - 10:15 AM to 12:15 PM
10:15 AM - 10:45 AM
Simulation and Analysis of NASA Lift Plus Cruise eVTOL Crash Test (Paper 1340)
Jacob Putnam,*
Justin Littell, NASA Langley Research Center;
10:45 AM - 11:15 AM
A Summary of Test Results from a NASA Lift Plus Cruise eVTOL Crash Test (Paper 1390)
Justin Littell,*
Jacob Putnam, NASA Langley Research Center;
11:15 AM - 11:45 AM
An Emergency Landing Spot Detection Algorithm Based on Semantic Segmentation and Safety Evaluation (Paper 1304)
ting wang,*
senwei xiang,
anhuan xie, Zhejiang Lab;
Crew Stations and Human Factors
Crew Stations I
Technical Session A: Tues. May 16, 2023 - 8:00 AM to 12:00 PM
8:00 AM - 8:30 AM
Comparison of Reality versus Integrated Reality during In-Flight Maritime Helicopter Hover Manoeuvers (Paper 1347)
Andrew Law,*
Perry Comeau,
Gregory Craig,
Kris Ellis,
Arthur Gubbels,
Sion Jennings,
Sukriti Kumar,
Alanna Wall, National Research Council Canada;
8:30 AM - 9:00 AM
Helicopter In-Flight Eye Tracking: System Integration Aspects and First Result (Paper 1273)
Malte-Joern Maibach,*
Daniel Greiwe,
Mario Muellhaeuser, DLR e.V.;
9:00 AM - 9:30 AM
Gaze Movements of Helicopter Pilots during real and simulated Take-Off and Landing Maneuvers (Paper 1276)
Daniel Greiwe,*
Maik Friedrich, German Aerospace Center (DLR);
10:00 AM - 10:30 AM
Multimodal Rotorcraft Cueing for Mountainous Operations: Conformal Trajectories and Control Margin Warnings (Paper 1309)
Kevin Zander,*
Robert Alstrom,
Karen Feigh,
Jonnalagadda Prasad, Georgia Institute of Technology;
10:30 AM - 11:00 AM
Simulated Flight Trial Assessment of Novel Autorotation Cueing Methods using a Head Down Display (Paper 1281)
Mushfiqul Alam, Cranfield University;
Jonathan Rogers, Georgia Institute of Technology;
Mike Jump,* University of Liverpool;
11:00 AM - 11:30 AM
Accuracy and Precision Characterization of Full-Body Haptic Feedback (Paper 10)
Umberto Saetti,
Michael Morcos,* University of Maryland;
Martine Godfroy, San Jose State University;
11:30 AM - 12:00 PM
Real-Time Assessment of Workload and Situation Awareness for Low-Level Operations in Degraded Visual Environments (Paper 1325)
Martine Godfroy-Cooper,*
Edouard Bachelder,
Joel Miller, San Jose State University;
Kathryn Feltman,
Xiaomin Yue, US Army;
Crew Stations II
Technical Session B: Wed. May 17, 2023 - 8:00 AM to 12:15 PM
8:00 AM - 8:30 AM
Studying the Effect of Sensor Visualization and Augmentation on Notice Time in the Low Altitude Flight Environment (Paper 37)
Paul Flanigen,*
Nadine Sarter, University of Michigan;
Michael Wilson, US Army Aeromedical Research Laboratory;
Ella Atkins, Virginia Tech;
8:30 AM - 9:00 AM
Verifying the Fidelity of Acceleration in the Fore/Aft Direction of a Stewart Platform for Flight Simulation (Paper 54)
Spencer Miller,*
Xiaoxu Ji,
Davide Piovesan, Gannon University;
9:00 AM - 9:30 AM
Leveraging Advanced Engineering Visualization for Human Factors Analysis on Future Vertical Lift Development Programs (Paper 68)
Kirk Layman,*
Douglas Fischer,*
George Tamasi,* The Boeing Co.;
10:15 AM - 10:45 AM
Simulator-Based Evaluation of Visual Pilot Assistance for Ultralight Helicopters (Paper 1312)
Benjamin Rothaupt,*
Walter Fichter,
Manuel Spülbeck, University of Stuttgart;
10:45 AM - 11:15 AM
Validated Technologies to Maintain Spatial Orientation (Paper 1356)
Bruce Mortimer, Engineering Acoustics, Inc.;
Jon French,
Braden McGrath,
Angus Rupert,* Embry Riddle Aeronautical University;
11:15 AM - 11:45 AM
Enhancing UAS Sensor Operators' Performance in Constrained Network Environments (Paper 1173)
Benjamin Purman,*
Daryn Dever,
Bridget Furlong,
Matthew Nulle, SoarTechnology, Inc.;
11:45 AM - 12:15 PM
Validation of a Motion Sickness Prediction Model via Flight Tests on DLR's BO 105 Helicopter (Paper 97)
Philippe Petit,* DLR Brunswick;
Dynamics
Dynamics I
Technical Session B: Wed. May 17, 2023 - 8:00 AM to 12:15 PM
8:00 AM - 8:30 AM
Aeroelastic Design of a High Speed Highly Efficient Rotor (Paper 1275)
Claude Matalanis,*
Vera Klimchenko,
Byung-Young Min,
Ramin Modarres,
Chris Sutton,
Brian Wake, Sikorsky, a Lockheed Martin Co.;
8:30 AM - 9:00 AM
Analysis of Flap-Lag Aeroelastic Stability at High Advance Ratios (Paper 1155)
Spencer Fishman,*
Inderjit Chopra, University of Maryland;
9:00 AM - 9:30 AM
S-97 RAIDER Propulsor Rotor Flight Loads and Validation (Paper 92)
Daniel Schuster,* Sikorsky, a Lockheed Martin Co.;
10:15 AM - 10:45 AM
S-97 RAIDER@R Maneuvering Loads Flight Test and Simulation Correlation (Paper 136)
Jinggen Zhao,*
Bill Welsh,
Mark Wilson, Sikorsky, a Lockheed Martin Co.;
10:45 AM - 11:15 AM
Analysis of a High-Speed Compound Helicopter with Various Inflow Models (Paper 87)
Daniel Escobar,*
Hyeonsoo Yeo, US Army;
11:15 AM - 11:45 AM
Aeroservoelastic Flight Dynamics and Control of Lift Plus Cruise eVTOL Vehicle in Forward Flight (Paper 1285)
Nhan Nguyen,*
Benjamin Webb, NASA Ames Research Center;
Juntao Xiong, KBR Wyle;
11:45 AM - 12:15 PM
Lichten Award Paper: Individual Blade Pitch Control (IBC) for Vibration Reduction of Lift-Offset Coaxial Rotor Vehicles with Auxiliary Propulsion (Paper 69)
Jessica Beyer,*
Sven Schmitz,
Edward Smith,
Jianhua Zhang, Pennsylvania State University;
Dynamics II
Technical Session C: Wed. May 17, 2023 - 1:45 PM to 6:00 PM
1:45 PM - 2:15 PM
Flight Testing of Automated Rotor Track and Balance using Active Trim Tab and Pitch Control Rod Technologies (Paper 1168)
Preston Bates,*
Ray Vanacore,* Sikorsky, a Lockheed Martin Co.;
James DiOttavio,* US Army;
2:15 PM - 2:45 PM
Initial Whirl-Flutter Characterization of the TiltRotor Aeroelastic Stability Testbed (Paper 137)
Andrew Kreshock,*
Hao Kang,
Robert Thornburgh,
Matthew Wilbur, Army Research Lab;
David Piatak,
Martin Sekula, NASA Langley Research Center;
2:45 PM - 3:15 PM
High Speed Whirl Flutter Tests of the Maryland Tiltrotor Rig (Paper 119)
Akinola Akinwale,*
Anubhav Datta, University of Maryland;
4:00 PM - 4:30 PM
Lichten Runner-up Paper: Correlation and Accuracy Quantification of Proprotor Loads between Predictions of Comprehensive Aeroelastic Software and Experimental Data (Paper 91)
Giuseppe Bucciaglia,*
Andrea Duina,
Davide Prederi, Leonardo Helicopters;
4:30 PM - 5:00 PM
Correlation of Tiltrotor Aeroelastic Stability Wind Tunnel Test (Paper 1279)
Hao Kang,*
Matt Floros,
Andrew Kreshock,
Robert Thornburgh, US Army DEVCOM ARL;
Hyeonsoo Yeo, US Army DEVCOM AvMC;
Jinwei Shen, University of Alabama;
5:00 PM - 5:30 PM
Experimental Testing of Advanced Generalized Predictive Control for Stability Augmentation and Vibration Reduction of Tiltrotor Aircraft (Paper 1324)
Thomas Ivanco, NASA Langley Research Center;
Andrew Kreshock,* Army Research Lab;
5:30 PM - 6:00 PM
Hybrid Physical and Machine Learning Lead-lag Damper Model with Wearing Joints (Paper 1190)
Michele Zilletti,*
Ermanno Fosco,
Federico Pellegrino, Leonardo Helicopters;
Dynamics III
Technical Session E: Thurs. May 18, 2023 - 1:30 PM to 5:30 PM
1:30 PM - 2:00 PM
Wing-Propeller Whirl Flutter Prediction Based on Pre-Flutter Transient Responses (Paper 1241)
Sai Vishal Gali,*
Cristina Riso, Georgia Institute of Technology;
Carlos E. S. Cesnik,
Jasmine Chang, University of Michigan;
2:00 PM - 2:30 PM
Wind Tunnel Testing and Aeromechanics Predictions on Slowed Mach-scaled Thrust Compounding Rotorcraft with a Trailing Propeller (Paper 1194)
Noam Kaplan,*
Inderjit Chopra,
Anubhav Datta,
Mrinalgouda Patil, University of Maryland;
2:30 PM - 3:00 PM
High-Speed Stability Predictions of Maryland Tiltrotor Rig and Parametric Study (Paper 150)
Seyhan Gul,* Science & Technology Corp.;
Hyeonsoo Yeo, US Army CCDC AvMC;
3:30 PM - 4:00 PM
Development of a Datadriven Model for Prediction of Vibrational Discomfort in Helicopters (Paper 1171)
Tim Burkhardt,*
Walter Fichter,
Fabian Schimpf,
Süleyman Özkurt, University of Stuttgart;
4:00 PM - 4:30 PM
Rapid Methods for the Aeroelastic Coupling Analysis of VTOL Blades in Hover Flight (Paper 1218)
Mikel Balmaseda,*
Luis Bernardos,
Théo Flament,
Miguel Garcia Bravo, ONERA;
4:30 PM - 5:00 PM
Aeromechanical and Aeroelastic Effects of the Blade Structural Design of a Coaxial Rotor by the Physically Coupled Mid-Fidelity Aerodynamics (Paper 1246)
Byeonguk Im,*
Gwangin Ko,
Kunhyuk Kong,
Hyunjae Lee,
SangJoon Shin, Seoul National University;
Electric Vertical Takeoff and Landing (eVTOL)
eVTOL I honoring Alex Stoll
Technical Session B: Wed. May 17, 2023 - 8:00 AM to 12:15 PM
8:00 AM - 8:30 AM
An Overview of the Proprotor Performance Test in the 14- by 22-Foot Subsonic Tunnel (Paper 140)
Nikolas Zawodny,*
Kyle Pascioni,
Christopher Thurman, NASA Langley Research Center;
8:30 AM - 9:00 AM
Forward Flight and MTE Simulation of a UAM-Scale Quadcopter with Hybrid RPM & Collective Pitch Control (Paper 147)
Ariel Walter,*
Farhan Gandhi,
Robert Niemiec, Rensselaer Polytechnic Institute;
Tom Berger, US Army CCDC AvMC;
9:00 AM - 9:30 AM
Flight Dynamics and Control of the Butterfly eVTOL Aircraft in Hover (Paper 1323)
Puneet Singh,* Overair;
10:15 AM - 10:45 AM
Experimental and Computational Investigation of a Stacked Rotor with Unequal Radii (Paper 1328)
Chloe Johnson,*
Vasha Sedlacek,
Jayant Sirohi, University of Texas Austin;
George Jacobellis,
Rajneesh Singh, US Army CCDC Army Research Lab;
10:45 AM - 11:15 AM
Modeling and Testing of a Speed-Controlled Rotor in Hover (Paper 1339)
Matthew Asper,*
Jayant Sirohi, University of Texas Austin;
11:15 AM - 11:45 AM
A Model-Based Design Framework for Electric VTOL Aircraft (Paper 1372)
Vishnu Saj,*
Moble Benedict,
Farid Saemi, Texas A&M University;
Atanu Halder, Ohio State University;
11:45 AM - 12:15 PM
Improved Safety in VTOL Aircraft via Distributed Electric Propulsion (Paper 1400)
Alex Stoll,*
Gregor Veble Mikić, Joby Aviation;
12:15 PM - 12:45 PM
Rotor Cross-Tilt Optimization of Manned Multi-rotor eVTOL Aircraft for Yaw Control Efficiency (Paper 120)
Xufei Yan,*
Jiandong Cai,
Libo Cheng,
Yiren Hu,
Bin Lou,
Xiaobo Wang,
Anhuan Xie,
Shiqiang Zhu, Zhejiang Lab;
eVTOL II honoring Alex Stoll
Technical Session C: Wed. May 17, 2023 - 1:45 PM to 6:00 PM
1:45 PM - 2:15 PM
Scalable Collision Avoidance in High-Density Airspaces (Paper 25)
Bianca Gonzalez,*
Jack Langelaan,
Alan Wagner,
Muhammad Junayed Hasan Zahed, Pennsylvania State University;
2:15 PM - 2:45 PM
Flight Path Planning for Minimization of Total Noise Exposure in Urban Air Mobility Operations (Paper 131)
Kail Yuan,* Pennsylvania State University;
2:45 PM - 3:15 PM
eVTOL Modeling Framework for Future Level-D Training Simulators (Paper 135)
Vincent Myrand-Lapierre,*
Carlo Ferlisi,
Julien Guay,
Jaclyn Milne, CAE;
4:00 PM - 4:30 PM
Control Power Margin as a Certification Consideration for Distributed Electric Propulsion (DEP) Aircraft (Paper 1182)
Robert McKillip,*
Daniel Wachspress, Continuum Dynamics Inc.;
Dan Dellmyer,
David Sizoo,
Traci Stadtmueller, Federal Aviation Administration;
R. John Hansman, MIT;
4:30 PM - 5:00 PM
An Airport and Vertiport/Aircraft Compatibility Approach of Electric Vertical Takeoff & Landing Aircraft Design (Paper 1258)
Gaël Le Bris,*
Loup-Giang Nguyen,* WSP USA;
5:00 PM - 5:30 PM
Flight Envelope Protection for the NASA Tilt-wing eVTOL Aircraft Design Using Hamilton-Jacobi Reachability Analysis (Paper 1376)
Ting-Wei Hsu,*
Divyang Amin,
Michael Piedmonte, Bechamo LLC;
Shaun McWherter, NASA Armstrong Flight Research Center;
Jason Choi, University of California Berkeley;
Claire Tomlin, University of California, Berkeley;
5:30 PM - 6:00 PM
Cheeseman Best Paper: Are eVTOL Aircraft Inherently More Susceptible to the Vortex Ring State than Conventional Helicopter (Paper 1408)
Richard E. Brown,* Sophrodyne Aerospace;
eVTOL III honoring Alex Stoll
Technical Session E: Thurs. May 18, 2023 - 1:30 PM to 5:30 PM
1:30 PM - 2:00 PM
The Battery Cooling Design and Simulation Study in Multirotor eVTOL Aircraft (Paper 118)
Lintao Shao,
Jiandong Cai,
Anhuan Xie,*
Shiqiang Zhu,
Yunzheng Zhu, Zhejiang Lab;
2:00 PM - 2:30 PM
Dynamic Shock Load Analysis of an eVTOL Aircraft Transmission System (Paper 1151)
Dexin Wang,*
Andrew Johnston,
Hanafy Mahmoud,
Jennifer Peeples,*
Younes Riache,
Giorgio Valente, Hexagon MI;
2:30 PM - 3:00 PM
Motor and Drive Design for eVTOL Aircraft (Paper 1198)
Rob McDonald,* Self;
Jack Myers,
Brad Payden,
Ryan Rahn,
Michael Ricci, LaunchPoint EPS;
3:30 PM - 4:00 PM
Comprehensive Simulation with Coupled Airframe-Propulsion Dynamics in Support of eVTOL Design (Paper 1210)
Felix Brenner, Gamma Technologies GmbH;
Jan Goericke,*
Matt Hasbun,* Advanced Rotorcraft Technology, Inc.;
4:00 PM - 4:30 PM
Design and Testing of a Flightweight 35 kW Hybrid Power Genset (Paper 1230)
Michael Ricci,* LaunchPoint EPS;
4:30 PM - 5:00 PM
Fundamental Understanding of Hybrid-Electric Power (Paper 1296)
Matt Arace,*
Anubhav Datta, University of Maryland;
5:00 PM - 5:30 PM
Flight-validation of Electric Powertrain Efficiency Models (Paper 1358)
Farid Saemi,*
Moble Benedict,
Owen Dunston, Texas A&M University;
Handling Qualities
Handling Qualities I
Technical Session C: Wed. May 17, 2023 - 1:45 PM to 6:00 PM
1:45 PM - 2:15 PM
Piloted Simulation Evaluation of Damage Tolerant Control for a Coaxial Compound Helicopter (Paper 144)
Tom Berger,*
Anthony Gong, US Army DEVCOM AvMC;
Joseph Horn, Pennsylvania State University;
Derek Bridges,
D. Grey Hagwood,
Nicholas Kuhn, Piasecki Aircraft Corporation;
2:15 PM - 2:45 PM
Effects of Linked vs. Unlinked Cyclic Controllers on Crew Coordination (Paper 145)
Tom Berger,*
Anthony Gong,
Jeffery Lusardi,
M. Hossein Mansur,
Wesley Ogden,
Carl Ott, US Army DEVCOM AvMC;
Matthew Miller, US Army Program Executive Office, Aviation Future Attack Reconnaissance Aircraft;
Brandon Dotson, US Army Redstone Test Center Aviation Flight Test Directorate;
2:45 PM - 3:15 PM
Piloted Simulation Evaluation of Maneuver Optimization Control for a Coaxial Compound Helicopter (Paper 1240)
Joseph Horn,*
Ryan Perry, Pennsylvania State University;
Derek Bridges,
Grey Hagwood,
Nicholas Kuhn, Piasecki Aircraft Corporation;
Tom Berger,
Anthony Gong, US Army CCDC AvMC;
4:00 PM - 4:30 PM
A Piloted Simulation Study to Investigate the Relationship between Handling Qualities and Workload (Paper 1313)
David Klyde,*
Samuel Brand,
Amanda Lampton,
Max McDermott, System Technology, Inc.;
Marissa McConnell, Advanced Brain Monitoring, Inc.;
Aaron Winder, Charles River Analytics, Inc.;
David Mitchell, Mitchell Aerospace Research;
Matthew Rhinehart, Naval Air Warfare Center Aircraft Division;
4:30 PM - 5:00 PM
Handling Qualities of Multirotor RPM-Controlled Electric-Vertical Take-Off and Landing (eVTOL) Aircraft for Urban Air Mobility (UAM) (Paper 1306)
Carlos Malpica,*
Jeremy Aires,
Stefan Schuet,
Shannah Withrow-Maser, NASA Ames Research Center;
Kyle Barnes,
Curt Hanson,
Peter Suh, NASA Armstrong Flight Research Center;
George Altamirano,
John Foster, NASA Langley Research Center;
Allen Ruan, Science & Technology Corp.;
5:00 PM - 5:30 PM
Unmanned Aerial System Handling Qualities Framework Applicability to Heavy Gross Weight MIssion-Configured UAS (Paper 106)
Christina Ivler,* University of Portland;
William Geyer,* US Naval Test Pilot School;
5:30 PM - 6:00 PM
Crossover Model for Full-Body Haptics and Spatial Audio Cueing (Paper 83)
Umberto Saetti,*
Michael Morcos, University of Maryland;
Joel Miller, NASA Ames Research Center;
Edward Bachelder,
Martine Godfroy, San Jose State University;
6:00 PM - 6:30 PM
Dynamic Systems Approach to Rotorcraft Noise Abatement (Paper 81)
Batin Bugday,*
Umberto Saetti, University of Maryland;
Handling Qualities II
Technical Session E: Thurs. May 18, 2023 - 1:30 PM to 5:30 PM
1:30 PM - 2:00 PM
Flying Qualities Analysis of Propulsion Failures For Urban Air Mobility Vehicles (Paper 1286)
George Altamirano,*
John Foster,
Justin Matt, NASA Langley Research Center;
2:00 PM - 2:30 PM
Interrelationship Between Limb Motor Noise, Limb Motion and Tracking Performance (Paper 45)
Edward Bachelder,* San Jose State University Research Foundation;
Bimal Aponso, Federal Aviation Administration;
2:30 PM - 3:00 PM
The Impact of Control Augmentation and Stability Augmentation System Parameters on Kinetosis of Helicopter Passengers (Paper 1215)
Süleyman Özkurt,*
Tim Burkhardt,
Walter Fichter,
Fabian Schimpf, University of Stuttgart;
3:30 PM - 4:00 PM
Modeling of Helicopter Pilot Behavior through Methods of Artificial Intelligence (Paper 1314)
Najrane Heni,*
Walter Fichter,
Benjamin Rothaupt, University of Stuttgart;
4:00 PM - 4:30 PM
Pilot Modeling and Sensitivity Analysis for Rotorcraf-Pilot Couplings Robust Design (Paper 1327)
Pierfilippo Mancini,
Giuseppe Quaranta,*
Andrea Zanoni, Politecnico di Milano;
Vincenzo Muscarello, RMIT University;
4:30 PM - 5:00 PM
Assessment of Numerical Approaches for Modelling Tilt-Rotor Rolling Behavior in Hover and Near Hover Ground Effect Conditions (Paper 62)
Federico Porcacchia,*
Andrea Mancini,
Matteo Pecoraro,
Andrea Ragazzi,
Luca Vigano',
Fabio Riccardi, Leonardo Helicopters;
Health and Usage Management Systems
HUMS I
Technical Session C: Wed. May 17, 2023 - 1:45 PM to 6:00 PM
1:45 PM - 2:15 PM
Testing of a Fiber-Optical Sensor System for Rotor Blade HUMS (Paper 33)
Florian Berghammer,*
Manfred Hajek,
Ilkay Yavrucuk, Technical University Munich;
2:15 PM - 2:45 PM
Deep Learning Based Framework for Multicopter Sensor Data Imputation (Paper 1329)
Gaurav Makkar,*
Farhan Gandhi, Rensselaer Polytechnic Institute;
2:45 PM - 3:15 PM
Use of Hunting Tooth for Gear Fault Detection (Paper 108)
Eric Bechhoefer,* GPMS International Inc;
4:00 PM - 4:30 PM
Optimizing Automatic Flight Condition Recognition through a Multi-Strategy Machine-Learning Based Approach (Paper 1274)
Eugenia Villa,*
Gabriele Cazzulani,
Giovanni Coral,
Mara Tanelli,
Francesco Zinnari, Politecnico di Milano;
Andrea Baldi,
Ugo Mariani,
Daniele Mezzazanica, Leonardo Helicopters;
HUMS II
Technical Session D: Thurs. May 18, 2023 - 10:15 AM to 12:15 PM
10:15 AM - 10:45 AM
Towards an Evaluation Process for Regime Recognition Approaches: Addressing Variability in Labeling Training Data (Paper 1167)
Catherine Cheung,*
Emma Seabrook, National Research Council Canada;
10:45 AM - 11:15 AM
Estimation of Confidence Margins for Direct Load Recognition (DLR) using Supervised and Unsupervised Machine Learning (Paper 1174)
Jeremy Jouve,*
Caroline Des-Cistia-Gallimard,
Herve MOREL,
Konstanca Nikolajevic, Airbus Helicopters;
11:15 AM - 11:45 AM
Estimation of Helicopter Structural Vibrations: A Machine Learning Approach (Paper 1245)
Eli Gildish,
Michael Grebshtein,
Igor Makienko,* RSL Electronics LTD;
Yehudit Aperstein, Afeka Tel-Aviv College of Engineering;
11:45 AM - 12:15 PM
A Digital Twin Framework for Structural Health Monitoring Enhanced by Physics-Based Reduced Order Modeling and Stochastic Time Series Models (Paper 1381)
Fotis Kopsaftopoulos,*
Peiyuan Zhou, Rensselaer Polytechnic Institute;
Charilaos Kokkinos, FEAC Engineering;
George Drakoulas,
Demosthenes Polyzos, University of Patras;
History
History honoring Franklin Harris
Technical Session A: Tues. May 16, 2023 - 8:00 AM to 12:00 PM
8:00 AM - 8:30 AM
Project Ivory Soap: The Largest Helicopter Rescue Operation of WWII (Paper 41)
Paul Fardink,* US Army (Ret.);
8:30 AM - 9:00 AM
From Aerodyne to Vectodyne: The Quest for the Optimal, High Speed, VTOL Transport Design (Paper 13)
C. Cowels,* Future iNCITE!;
9:00 AM - 9:30 AM
Henrich Focke’s Lectures at the German Academy of Aeronautical Research 1937 - 1943 (Paper 4)
Berend van der Wall,* German Aerospace Center (DLR);
Franklin D. Harris, F. D. Harris & Associates;
10:00 AM - 10:30 AM
45 Years of Flight Test – Sikorsky’s Development Flight Center (Paper 127)
Adam Posset,* Sikorsky, a Lockheed Martin Co.;
10:30 AM - 11:00 AM
Let's Not Forget our VTOL Forebears and Historical Aircraft (Paper 1348)
Kaydon Stanzione,*
Daniel Schrage,* LogistiWerx;
11:00 AM - 11:30 AM
Extended Use of Strategic Air Mobility in Cambodia Could have Won the Vietnam War in 1970 (Paper 1176)
Daniel Schrage,* Georgia Institute of Technology;
Manufacturing Technology and Processing
Manufacturing Technology
Technical Session A: Tues. May 16, 2023 - 8:00 AM to 12:00 PM
8:00 AM - 8:30 AM
Defects Detection in Rotor Composite Parts using AI (Paper 128)
Nicolas Griselin,*
Pierre Barbier, Airbus Helicopters;
8:30 AM - 9:00 AM
A First Article Inspection and Comparison between Three Different PEEK/Carbon Fiber Composite Form Factors: Unidirectional, Fabric and Braided Constructions (Paper 1170)
Alfonso Lopez,*
Jean-Phillippe Canart,
Joe Spangler, Teijin Carbon America Inc.;
Brennan Carroll,
Billy Wood, A&P Technologies Inc.;
David Leach,
Richard Postera, ATC Manufacturing Inc.;
Supun Kariyawasam,
Waruna Senevirante, National Institute for Aviation Research;
9:00 AM - 9:30 AM
Factory Planning through Modeling & Simulation (Paper 1183)
Devon Keane,*
Devon Keane, Manufacturing Engineering;
10:00 AM - 10:30 AM
Process of Implementation and Certification of the First Parts Manufactured in Selective Laser Sientering Technology, on the Example of PZL Mielec a Lockheed Martin Company (Paper 1209)
Aleksander Banaś,*
Konrad Farbaniec,
Tomasz Gałaczynski,
Marcin Głodzik,
Jarosław Sienicki,
Radosław Wojtuszewski, PZL Mielec, a Lockheed Martin Co.;
10:30 AM - 11:00 AM
Automated Fiber Placement Double in-situ Manufacturing Technology of Thermoplastic Composites Components (Paper 1211)
Marcin Głodzik,*
Aleksander Banaś,
Konrad Farbaniec,
Tomasz Gałaczyński,
Jarosław Sienicki,
Radosław Wojtuszewski, PZL Mielec, a Lockheed Martin Co.;
11:00 AM - 11:30 AM
Multiphysics Characterization and Process Tailoring of Additive Friction Stir Deposition for Structural Repair of Aluminum Components (Paper 1349)
Jim Lua,*
Anand Karuppiah,
Xuxiao Li, Global Engineering and Materials, Inc.;
Gabriel Murray,
Nam Phan,
Alan Timmons, NAVAIR;
Greg Hahn,
Kendall Knight,
Hang Yu, Virginia Tech;
11:30 AM - 12:00 PM
Field Repair of Advanced Multifunctional Composite Structure (Paper 1398)
Lisa Chiu,*
Andy Lee,
Dennis McCarthy,
Manny Urcia, The Boeing Co.;
Peter Matthews,
Mark Robeson, US Army;
Modeling and Simulation
Modeling and Simulation I
Technical Session A: Tues. May 16, 2023 - 8:00 AM to 12:00 PM
8:00 AM - 8:30 AM
Active Twist and Passive Rotors in Hover and Level Flight (Paper 1220)
Rinaldo Steininger,*
George Barakos, University of Glasgow;
8:30 AM - 9:00 AM
Rotorcraft Dynamic Modeling from Flight Data Using Equation-Error in the Frequency Domain (Paper 1205)
Eugene Morelli,* NASA Langley Research Center;
9:00 AM - 9:30 AM
Implementation and Linearization of a State-Space Free Wake Model with a Near-Wake Vortex Lattice Model (Paper 8)
Umberto Saetti,* University of Maryland;
Joseph Horn,
Ashish Manjhi, Pennsylvania State University;
10:00 AM - 10:30 AM
Enhanced Flight Dynamics Models with Aerodynamic Interference for Real-Time Simulation of VTOL Concept Vehicles (Paper 148)
Matthew Gladfelter,*
Chengjian He,
Hossein Saberi, Advanced Rotorcraft Technology, Inc.;
Wayne Johnson,
Carlos Malpica,
Christopher Silva, NASA Ames Research Center;
10:30 AM - 11:00 AM
Rotor-Wing Interference Model for a Winged Single Main Rotor (Paper 146)
Emily Glover,* San Jose State University Research Foundation;
11:00 AM - 11:30 AM
Validation of a Flexible and Highly Scalable Mid-fidelity Aerodynamic Solver with Wind-tunnel Testing (Paper 1213)
Davide Prederi,
Carlo Cassinelli,
Gregorio Frassoldati,
Fabrizio Petri,
Enrico Sabatino,* Leonardo Helicopters;
Antonio Sciarappa, Leonardo Labs;
11:30 AM - 12:00 PM
Development and Validation of a Generic Tiltrotor Simulation Model for Flight Dynamics and Control, Aeromechanics, and Aeroacoustic Analyses (Paper 82)
Umberto Saetti,* University of Maryland;
Francesco Daniele Amato,
Luca Belluomini, Leonardo Helicopters;
12:00 PM - 12:30 PM
A Physics-Based Reduced-Order Model for eVTOL Modeling and Simulation (Paper 1357)
Kyle Carozza,*
Walther Chong,
Brenden Oates,
Marilyn Smith, Georgia Institute of Technology;
Modeling and Simulation II
Technical Session B: Wed. May 17, 2023 - 8:00 AM to 12:15 PM
8:00 AM - 8:30 AM
Estimation of Probability of Exceeding SC-VTOL Performance Requirements During Automatic Landing Using Subset Simulation (Paper 80)
Christoph Krammer,*
Florian Holzapfel, Technical University Munich;
8:30 AM - 9:00 AM
Employment of Simulation for the Flight Certification of Rotorcraft (Paper 1193)
Giuseppe Quaranta,* Politecnico di Milano;
Linghai Lu, Cranfield University;
Philipp Podzus, German Aerospace Center (DLR);
Stefan van't Hoff, Royal Netherlands Aerospace Centre;
Gareth Padfield,
Mark White, University of Liverpool;
9:00 AM - 9:30 AM
Autorotation Modeling, Simulation, and Analysis of a Generic Lift-Offset Coaxial Compound Rotorcraft (Paper 152)
Ashwani Padthe,*
Tom Berger,
Mark Lopez, US Army;
Emily Glover, San Jose State University Research Foundation;
10:15 AM - 10:45 AM
Flowfield Effects on the Flight Dynamics and Control Response of Rotorcraft Operating in Close Proximity (Paper 1366)
Ondrej Juhasz,* US Naval Academy;
10:45 AM - 11:15 AM
Lift Share Shakeup: Tradeoffs of a winged Single Main Rotor (wSMR) in Autorotation (Paper 134)
Mark Lopez,*
Tom Berger, US Army CCDC AvMC;
Emily Glover,
Ashwani Padthe, San Jose State University;
11:15 AM - 11:45 AM
NATO Generic Destroyer Moving-Ship Airwake Validation and Rotor–Ship Dynamic Interface Computations using Immersed Boundary Lattice–Boltzmann Method (Paper 1342)
Shreyas Ashok,*
Juergen Rauleder, Georgia Institute of Technology;
11:45 AM - 12:15 PM
Assessing the Effect of Lift Position on Helicopter Recovery to a Twin-Island Aircraft Carrier using Piloted Flight Simulation (Paper 1191)
Neale Watson,*
Ieuan Owen,
Mark White, University of Liverpool;
12:15 PM - 12:45 PM
Helicopter Aerodynamic Loading in the Airwake of a Moving Ship (Paper 1250)
Nicholas Fernandez,*
Ieuan Owen,
Mark White, University of Liverpool;
Mohamed Abdelhady,
Richard Lee,
Alanna Wall,
Weixing Yuan, National Research Council Canada;
Modeling and Simulation III
Technical Session E: Thurs. May 18, 2023 - 1:30 PM to 5:30 PM
1:30 PM - 2:00 PM
A Comparison of Simulator and Live Critical Azimuth Results for a Tilt Rotor (Paper 1159)
Zachary Smith,*
Eddie Ball,
Robert Brymer,
Jonathan Dronfield,
Tyler Fean, Naval Air Warfare Center Aircraft Division;
Ryan Paul, Oklahoma State University;
2:00 PM - 2:30 PM
Development of Parametric Rotor Control Equivalent Turbulence Input (RCETI) Models for Rotorcraft (Paper 1265)
Mahmoud Hayajnh,*
J. V. R. Prasad, Georgia Institute of Technology;
2:30 PM - 3:00 PM
Floquet Instability in Periodically Reversing Flows (Paper 22)
Jake Welsh,*
David Peters, Washington University St. Louis;
3:30 PM - 4:00 PM
Integrated Reality In-flight Simulation (IRIS): The Development of Integrated Reality (IR) (Paper 1200)
Perry Comeau,*
Kris Ellis,
Arthur Gubbels,
Alanna Wall,* National Research Council Canada;
4:00 PM - 4:30 PM
Identification of Nonlinear Corrections to Multicopter Flight Simulation Model Using Machine Learning (Paper 1195)
Gaurav Makkar,*
Farhan Gandhi,
Robert Niemiec, Rensselaer Polytechnic Institute;
4:30 PM - 5:00 PM
System Identification of a Compounded Intermeshing Rotor UAV (Paper 60)
Johannes Wartmann,*
Alexej Dikarew,
Kristian Fettig,
Philippe Petit,
Susanne Seher-Weiß,
Andreas Voigt, German Aerospace Center (DLR);
5:00 PM - 5:30 PM
Port-Hamiltonian Representation for the Control of Helicopter Flight during Autorotation (Paper 1318)
Marilena Pavel,* Delft University;
Operations
Operations
Technical Session B: Wed. May 17, 2023 - 8:00 AM to 12:15 PM
8:00 AM - 8:30 AM
How to Integrate the Management of Operating Procedures and Crew Training into UAS Development (Paper 11)
Kevin Schmiechen,*
Julius Hoffelner,
Florian Holzapfel, Technical University Munich;
8:30 AM - 9:00 AM
Simulation-Assisted, Weather-Aware Urban Air Mobility System Planning (Paper 1160)
Michael Yablonski,* Kimley-Horn;
Alexander Klein, AvMet Applications, Inc.;
9:00 AM - 9:30 AM
Development of an Operational Analysis Tool for Urban Air Mobility (Paper 1360)
Kyle Carozza,*
Aaron Crawford,*
Marilyn Smith, Georgia Institute of Technology;
10:15 AM - 10:45 AM
Feasibility Study on the Tender eVTOL Vehicle (TeV) for Range Extension (Paper 1280)
Yu Ito,*
Takaaki Adachi, Yamato Transport;
10:45 AM - 11:15 AM
Concept of Operations in Aviation Industry - A Procedure Based Approach for Developing Novel Aerial Systems (Paper 1284)
Markus Maly,*
Julius Hoffelner,
Florian Holzapfel,
Jerg Jaisle,
Christoph Krammer,
Maximilian Wechner, Technical University Munich;
11:15 AM - 11:45 AM
Analysis of Aerial Firefighting with Rotorcraft Platforms (Paper 1298)
Shawn Melhorn,*
Monica Gil,
Jordan Gorelick, Sikorsky, a Lockheed Martin Co.;
11:45 AM - 12:15 PM
Vertiport Security Process - Vertiport Passenger Security Standard (VPSS) (Paper 124)
Grant Young,* Rival Air, Inc.;
Isam Saleh,* AA Technology International, Inc.;
Product Support Systems Technology
Product Support
Technical Session D: Thurs. May 18, 2023 - 10:15 AM to 12:15 PM
10:15 AM - 10:45 AM
Realistic Manipulations in Mixed Reality: Application to the Aeronautical Maintenance Review (Paper 1177)
Marie-Line Bergeonneau,* Airbus Helicopters;
Eva Di Noia,*
Daniel Mestre,* AMU-ISM, CNRS;
10:45 AM - 11:15 AM
Airbus Helicopters Takes Technical Support to New Heights using AI-powered search platform (Paper 1199)
Frederic Antoine,* Airbus Helicopters;
11:15 AM - 11:45 AM
SmartHangars and SAE International Aircraft Charging Standards (Paper 1283)
Richard Watson,*
Joshua Portlock, Electro.Aero;
Propulsion
Propulsion I
Technical Session C: Wed. May 17, 2023 - 1:45 PM to 6:00 PM
1:45 PM - 2:15 PM
Modeling Turboshaft Engines for the Revolutionary Vertical Lift Technology Project, Expanded (Paper 111)
Jeffryes Chapman,*
Christopher Snyder, NASA Glenn Research Center;
Gerardo Nunez,
Julius Vegh, US Army DEVCOM;
2:15 PM - 2:45 PM
Engine Usage Analysis using Unsupervised Machine Learning (Paper 115)
Stephane Cerqueira,* Airbus Helicopters;
Herve Morel, ETR;
2:45 PM - 3:15 PM
Design of High Power Density Direct-Drive E-machine for an eVTOL Application (Paper 1163)
Hanafy Mahmoud,*
Phillip Scott, Hexagon MI;
4:00 PM - 4:30 PM
Rotorcraft Turbine Engine Internal Hybridization for Enhanced Efficiency and Performance (Paper 1272)
Peter Giannola,* EDG Propulsion;
Gerry McCann, Mechatronic Machine, LLC;
John Ho, Unaffiliated;
4:30 PM - 5:00 PM
CH-53K&[reg] Supplemental Engine Fuel Feed System (Paper 1326)
Christopher Foti,*
Esther Lee,
Robert Morrissette,
Daniel Shields, Sikorsky, a Lockheed Martin Co.;
Robert Eby, NAVAIR;
5:00 PM - 5:30 PM
Thermal Analysis of an AH-64 Engine Bay (Paper 39)
Brian Casaday,*
Justine Tang, The Boeing Co.;
5:30 PM - 6:00 PM
Implications of Sustainable Aviation Fuels for the Rotorcraft Industry (Paper 1189)
Robert Andrejczyk,
Robert Andrejczyk,* Sikorsky, a Lockheed Martin Co.;
Propulsion II
Technical Session E: Thurs. May 18, 2023 - 1:30 PM to 5:30 PM
1:30 PM - 2:00 PM
Development of a Coupled Torsional Dynamics and Gear Contact Model to Predict Peak Loads in a Tiltrotor Drive System (Paper 102)
Nathaniel Albuck,*
Ahmad Haidar,
Tanmay Mathur, Leonardo Helicopters;
2:00 PM - 2:30 PM
Influence of Rotorcraft Gearbox Lubricants on the Relative Adhesive Wear of Rolling Element Bearings Material Pairs (Paper 122)
Gretchen Hullenbaugh,*
Carl Hager, The Timken Company;
Bob Sadinski, Air Force Research Lab;
2:30 PM - 3:00 PM
Dynamic Simulation of a Rotorcraft Main Transmission with Continuous Variable Ratio (Paper 1331)
Michael Weigand,*
Florian Donner,
Agnes Poks,
Thomas Scheu, Technical University Vienna;
3:30 PM - 4:00 PM
Assembly and Testing of a High Reduction Ratio Pericyclic Drive (Paper 1341)
Jeremy McGovern,* Pennsylvania State University;
4:00 PM - 4:30 PM
Using Intelligent Design to Increase Redundancy without Sacrificing Efficiency through Adoption of Passive Lubrication in Reduction Drives (Paper 1405)
Rob Peacey,
Lee Rogers,* Drive System Design;
4:30 PM - 5:00 PM
Main Gearbox Oil Cooling System Design (Paper 112)
David Gore,* Ametek Airtechnology Group Ltd;
5:00 PM - 5:30 PM
Full Scale Gear Tooth Bending Fatigue Tests Obtained Early in the Development of a Rotorcraft Transmission (Paper 1397)
David Binney,*
Yuriy Gmirya,
Wei Hu,
Peter Palcic, Sikorsky, a Lockheed Martin Co.;
Safety
Safety
Technical Session E: Thurs. May 18, 2023 - 1:30 PM to 5:30 PM
1:30 PM - 2:00 PM
A Comparison of Traditional and Vuichard Vortex Ring State Recovery Techniques using On-line and Off-line Simulations (Paper 1231)
Eleni Sotiropoulos-Georgiopoulos,*
Dimitri Mavris,
Alexia Payan, Georgia Institute of Technology;
Charles Johnson, Federal Aviation Administration;
2:00 PM - 2:30 PM
A Framework to Enhance the Mitigation of Unanticipated Yaw During Helicopter Flight Operations (Paper 1363)
Paola Zanella,* Concepts Beyond;
Charles Johnson, Federal Aviation Administration;
Dimitri Mavris,
J.V.R. Prasad, Georgia Institute of Technology;
2:30 PM - 3:00 PM
Towards a Modular Crew Training Program of a Remotely Piloted eVTOL Aircraft in Context of Flight Test Operation (Paper 1301)
Julius Hoffelner,*
Jacquelyn Banas,
Florian Holzapfel,
Markus Maly,
Kevin Schmiechen, Technical University Munich;
3:30 PM - 4:00 PM
Developing and Applying Methods of Compliance for a Powered Lift Aircraft (Paper 1234)
Luca Belluomini,* Leonardo Helicopters;
4:00 PM - 4:30 PM
Concerns with Using Machine Learning in Airworthiness Applications (Paper 65)
Jason Rupert, Modern Technology Solutions, Inc.;
Alexander Chan,
Chris Vinegar, US Army Combat Capabilities, Development Command (DEVCOM);
H. Glenn Carter,* US Army Combat Capabilities, Development Command (DEVCOM) Aviation & Missile Center (AVMC);
4:30 PM - 5:00 PM
Towards a Regulation Based Generic FHA Creation for Safety & Certification Requirements of Hydrogen-hybrid eVTOL (Paper 6)
Colin Bosch,*
Lukas Bertsch,
Ilkay Yavrucuk, Technical University Munich;
5:00 PM - 5:30 PM
Quantitative Risk Assessment of Component Retirement Time Reduction (Paper 1320)
John Hewitt,*
Loan (Joan) Pham,* Sikorsky, a Lockheed Martin Co.;
Structures and Materials
Structures and Materials I
Technical Session A: Tues. May 16, 2023 - 8:00 AM to 12:00 PM
8:00 AM - 8:30 AM
V-22 Taxi Response Simulation for Worldwide Runways and Its Impact on VSTOL Structures (Paper 34)
Suresh Moon,*
Robert Belville,
Chen-zhi Jian,
Sherry Parker, Technical Data Analysis;
Robert Hunt, NAWD, Aircraft Structural Life Surveillance Branch;
8:30 AM - 9:00 AM
External Airframe Loads Development for Full-Scale Helicopter Fatigue Test Application (Paper 74)
Jeffery Brenna,*
Nicolas Alvarado,
Robert McGinty, Mercer Engineering Research Center;
9:00 AM - 9:30 AM
Micro-Mechanics Based Gear Tooth Contact Fatigue Analysis (Paper 130)
Biqiang (Johnny) Xu,*
Bruce Hansen, Sikorsky, a Lockheed Martin Co.;
10:00 AM - 10:30 AM
Finite Element Analysis and Test of a Sharp Radius on the Shank of a Ring Locked Stud (Paper 138)
David Binney,*
Lin Liu, Sikorsky, a Lockheed Martin Co.;
10:30 AM - 11:00 AM
Multiaxial Fatigue Damage Evaluation of Bonded Repair and Efficient Performance Evaluation of a Composite Wing Section (Paper 1164)
Jim Lua,*
Xiaodong Cui,
Anand Karuppiah, Global Engineering and Materials, Inc.;
Supun Kariyawasam,
Caleb Saathoff, NIAR at Wichita State University;
11:00 AM - 11:30 AM
Vibratory Loads/Stress Analysis and Fatigue Alleviation with Rotorcraft Comprehensive Modeling Tool (Paper 1179)
Dooyong Lee,*
Chengjian He, Advanced Rotorcraft Technology, Inc.;
Mulugeta Haile, US Army Research Lab;
11:30 AM - 12:00 PM
Microstructurally Tailored Materials Improving Structural Performance (Paper 1382)
Sarvenaz Ghaffari,*
Andrew Makeev,
Guillaume Seon, University of Texas Arlington;
Structures and Materials II
Technical Session C: Wed. May 17, 2023 - 1:45 PM to 6:00 PM
1:45 PM - 2:15 PM
Development of a Virtual Cruise Guide Indicator for Rotorcraft (Paper 1203)
Wesley Brewer,* Oak Ridge National Lab;
Matthew Boyer, DoD HPCMP;
Jeff Finckenor, Peraton, Inc.;
Daniel Martinez-Gonzalez, Science & Technology Corp.;
Chris Brackbill,*
Andrew Wissink, US Army DEVCOM AvMC;
2:15 PM - 2:45 PM
Structural Analysis of a Rotorcraft Blade Design Using iVABS (Paper 1217)
Robert Haehnel,*
Joon Lim,
Yonghu Wenren, US Army;
Su Tain,
Wenbin Yu, Purdue University;
2:45 PM - 3:15 PM
Limiting the Influence of Temperature and Humidity on Flax Fiber-Reinforced Composites for Helicopter Structures Using Protective Coatings (Paper 1256)
Lukas Gaugelhofer,* Technical University of Munich;
4:00 PM - 4:30 PM
High-Fidelity Structured Mesh Models for As-Manufactured Composite Laminates (Paper 1292)
Yuri Nikishkov,* Numerical Technology Company;
Andrew Makeev,
Guillaume Seon, University of Texas Arlington;
4:30 PM - 5:00 PM
Design, Fabrication, and Testing of Stiffened Composite Panels with Acoustically Tailored Stiffeners (Paper 1293)
Avery Brown,*
Charles Bakis,
Ben Beck,
Anna Moorehouse,
Edward Smith, Pennsylvania State University;
Micah Shepherd, Brigham Young University;
5:00 PM - 5:30 PM
Increasing Damping Properties of Helicopter Composite Substructures using Flax Fiber Hybridization (Paper 1332)
Jonas John,*
Lukas Gaugelhofer,
Ilkay Yavrucuk, Technical University Munich;
5:30 PM - 6:00 PM
Bolt Hole Corrosion and Fatigue Damage Repair in Hybrid Structure (Paper 1368)
Jude Restis,
Dale Manning,* PartWorks LLC;
6:00 PM - 6:30 PM
Accelerating Full Scale Fatigue Testing (Paper 1222)
William Bradshaw,* Dayton T Brown, Inc.;
System Engineering Tools/Processes
Systems Engineering I
Technical Session C: Wed. May 17, 2023 - 1:45 PM to 6:00 PM
4:30 PM - 5:00 PM
Systems Engineering - The Art Of Requirements (Paper 1322)
Brad Pelletier,* Columbia Helicopters, Inc.;
5:00 PM - 5:30 PM
Improving the Certification Preparation Efficiency: Toward a Parametrized Model Based Product Structure (Paper 96)
Patrice Micouin, Micouin Consulting;
Olivier Jeunehomme,* Airbus Helicopters;
5:30 PM - 6:00 PM
A Modular Open Systems Approach (MOSA) Assured Autonomy Certification for Autonomous and Semi-autonomous Air Vehicles (Paper 75)
Daniel Schrage,* Georgia Institute of Technology;
6:00 PM - 6:30 PM
An Assessment Framework for the Maturity of Simulation-Based Verification (Paper 24)
Benjamin Stirgwolt,*
Stephanie Keomany, Sikorsky, a Lockheed Martin Co.;
Systems Engineering II
Technical Session D: Thurs. May 18, 2023 - 10:15 AM to 12:15 PM
10:15 AM - 10:45 AM
System Simulation at Airbus Helicopters: From Early Validation to Formal Certification (Paper 1227)
Nicolas Brisset,*
Andrew Duffy, Airbus Helicopters;
10:45 AM - 11:15 AM
Reliability Prediction with no Observed Field Failure but with Known Design Lives (Paper 1362)
Joan Pham,*
John Hewitt,* Sikorsky, a Lockheed Martin Co.;
11:15 AM - 11:45 AM
A Reinforcement Learning Approach to Control of Tailsitter Vehicles (Paper 1208)
Jae Woo Kim,*
Kristoff McIntosh,
Sandipan Mishra, Rensselaer Polytechnic Institute;
Test and Evaluation
Test and Evaluation I
Technical Session B: Wed. May 17, 2023 - 8:00 AM to 12:15 PM
8:00 AM - 8:30 AM
Flight Test of Optimal Blades for a High-Speed Helicopter (Paper 1374)
Keita Kimura,*
Noboru Kobiki,
Hideaki Sugawara,
Masahiko Sugiura,
Yasutada Tanabe, Japan Aerospace Exploration agency;
8:30 AM - 9:00 AM
Characterization of the Response of Single and Coaxial Counter-rotating Rotors in Hover to Dynamic Pitch Inputs (Paper 1355)
Patrick Mortimer,*
Jayant Sirohi,
Daniel Yu,* University of Texas Austin;
Jimmy Ho,
Mark Lopez,
Ashwani Padthe, US Army DEVCOM AvMC;
9:00 AM - 9:30 AM
CH-53K Maneuvering Envelope Expansion Challenges (Paper 57)
John Rucci,* Sikorsky, a Lockheed Martin Co.;
10:15 AM - 10:45 AM
Hover Performance of an OH-58C in Confined Areas (Paper 1380)
Dylan Black,*
Joseph Milluzzo,
Cole Shenk,* United States Naval Academy;
John Tritschler, US Navy Test Pilot School;
10:45 AM - 11:15 AM
Landing Phase Analysis of the NRC Bell 412 Advanced Systems Research Aircraft in Supervised-Autonomous Flight Systems Configuration (Paper 1386)
Marc Alexander,*
Iryna Borshchova,
Bryan Carrothers,
Perry Comeau,
Greg Craig,
Kris Ellis,
Derek Gowanlock,
Arthur Gubbels, National Research Council Canada;
11:15 AM - 11:45 AM
Predictive Model-Based Control System for High-Speed Dynamic Airframe Testing (Paper 84)
Emilio Matricciani,*
Chang-Hee Hong,
Chance McColl,
Chris Thaiss, Technical Data Analysis;
Jan Kasprzak,
Nam Phan, Naval Air Systems Command;
Test and Evaluation II
Technical Session E: Thurs. May 18, 2023 - 1:30 PM to 5:30 PM
1:30 PM - 2:00 PM
Development of the Langley Rotor Test Stand (Paper 1157)
Austin Overmeyer,* Technology Development Dir;
Stephen O'Grady,
Lynn Rawlinson, ATI;
2:00 PM - 2:30 PM
Aeroelastic Behavior of a Rotating Semi-elastic Double-swept Rotor Blade under Climb Conditions at the Rotor Test Facility Gottingen (Paper 1297)
Martin Müller,*
Johannes Braukmann,
Armin Weiss,
Christian Wolf, German Aerospace Center (DLR);
2:30 PM - 3:00 PM
Performance Effects of Rotors Hovering above Inclined Surfaces (Paper 1259)
Jack Prewitt,* University of Maryland;
Joseph Milluzzo, US Naval Academy;
John Tritschler, US Naval Test Pilot School;
3:30 PM - 4:00 PM
BOS and Hot-Film Analysis of a CH-53G Helicopter Wake in Ground Effect (Paper 1354)
Johannes N. Braukmann,*
Elizabeth Buron,
Anthony D. Gardner,
Stefan Koch,
Clemens Schwarz,
C. Christian Wolf, German Aerospace Center (DLR);
Gerrit Buske, German Armed Forces - Technical and Airworthiness Center for Aircraft (WTD 61);
4:00 PM - 4:30 PM
Investigating Complex Aerodynamic Interactions for a Quadrotor Using Flight Tests and Wind Tunnel Experiments (Paper 1317)
Sage Herz,*
Matthew McCrink,
Dhuree Seth, Ohio State University;
Abraham Atte,
Juergen Rauleder, Georgia Institute of Technology;
Unmanned VTOL Aircraft and Rotorcraft
Unmanned VTOL I
Technical Session D: Thurs. May 18, 2023 - 10:15 AM to 12:15 PM
10:15 AM - 10:45 AM
Launch and Recoveryof Traditional VTOL UAVs by Quiescent Period Prediction (QPP); the development of QPP for All Weather Operations (AWOPS) (Paper 16)
Bernard Ferrier,* Hoffman Engineering;
Commander Robert Taylor, Royal Navy;
Commander John Paul Kish, US Navy;
Michael Belmont,
Jacqueline Christmas, University of Exeter;
10:45 AM - 11:15 AM
Demonstration of Feature-Based Algorithm for Autonomous Ship-Deck Landing under Visually Degraded Conditions (Paper 1180)
Victoria Britcher,*
Inderjit Chopra,
Abhishek Shastry, University of Maryland;
11:15 AM - 11:45 AM
Test & Evaluation of Image-Based Navigation for Shipboard Landing on the MQ-8C Fire Scout Unmanned Aircraft Systems (Paper 88)
Brendan Egan,*
Doug Duehring, US Navy;
11:45 AM - 12:15 PM
Evaluation of Autonomous Ship Landing Systems at the Maneuvering and Seakeeping Basin (Paper 1333)
Christopher Hendrick,*
Joseph Horn,
Emma Jaques,
Jack Langelaan, Pennsylvania State University;
Anish Sydney, Naval Surface Warfare Center Carderock Division;
Unmanned VTOL II
Technical Session E: Thurs. May 18, 2023 - 1:30 PM to 5:30 PM
1:30 PM - 2:00 PM
Understanding UAS Operator and Aviation Authority Challenges with the SORA Process for UAS Operational Approval in DACH Nations (Paper 12)
Jacquelyn Banas,*
Florian Holzapfel, Technical University Munich;
Matthias Vyshnevskyy, UAV DACH;
2:00 PM - 2:30 PM
Intelligent Wind Estimation for Chemical Source Localization (Paper 1330)
Jared Cooper,*
Michael DeVore, Barron Associates, Inc;
Stephan De Wekker, University of Virginia;
Jeremy Hopwood,
Craig Woolsey, Virginia Tech;
2:30 PM - 3:00 PM
Visual Localization for Autonomous eVTOL Based on Semantic Map (Paper 1267)
Senwei Xiang,*
Ting Wang,
Anhuan Xie,
Minxiang Ye,
Shiqiang Zhu, Zhejiang Lab;
3:30 PM - 4:00 PM
Development of Control Laws for a Large Multi-Rotor eVTOL Using RPM, Collective, and Cyclic Control Allocation Methods (Paper 1383)
Nishant Sharma,*
Richard Anderson,
Kyle Collins,
Syed Zuhair Ali Razvi,
Riccardo Roiati,
Vivek Saini, Embry Riddle Aeronautical University;
4:00 PM - 4:30 PM
Frequency Domain System Identification of a Small Autonomous Helicopter using CIFER (Paper 1192)
Jacobo Pastor Fernández-Posse López,*
David Pérez-Piñar López, Babcock International;
4:30 PM - 5:00 PM
Flight Dynamics, Control, and Testing of a Coaxial Helicopter UAV with Folding Rotor Blades (Paper 141)
Anthony Gong,*
Mark Tischler, US Army CCDC AvMC;
Ohad Shalev-Eggert, Rafael Advanced Defense Systems;
5:00 PM - 5:30 PM
Physics Based Flight Dynamic Modelling for Biplane Tailsitter During Forward and Backward Transition (Paper 1244)
Shubhanshu Gupta,
Abhishek Abhishek,*
Mangal Kothari,
Aadhithya S, Indian Institute of Technology Kanpur;