International Committee on Aeronautical Fatigue and Structural Integrity

Please download ICAF 2019 program in PDF here

Please download the Poster Session plan in PDF here

Sunday

18:00-20:00

Registration
Opening Reception at Holiday Inn Krakow City Center

Monday

08:00

Registration

08:30

Welcome Address: Antoni Niepokólczycki - ICAF 2019 Chairman; Jerzy Komorowski - ICAF 2019 Chairman

09:00

Opening Address: Marcel Bos - General Secretary of ICAF

09:15

National Review - USA: Ravi Chona

10:00-10:30

Coffee Break & Exhibition Visit

10:30-12:00

Session 1 - Chair: Luigi Lazzeri

10:30

National Review - France: Thierry Ansart

11:00

National Review - Switzerland: Michel Guillaume

11:30

National Review - Sweden: Zlatan Kapidzic

12:00-13:00

Lunch Break & Exhibition Visit

13:00-14:30

Session 2 - Chair: Min Liao

13:00

National Review - China: Degang Cui

National Review - Brazil: Carlos E. Chaves

14:00

National Review - Finland: Tomi Viitanen

14:30-15:00

Coffee Break & Exhibition Visit

15:00-16:30

Session 3 - Chair: Elke Hombergsmeier

15:00

National Review - Australia: Phil Jackson

15:30

National Review - Italy: Luigi Lazzeri

16:00

National Review - Russia: Boris Nesterenko

Tuesday

08:00

Registration

08:10-10:00

Session 4 - Chair: Thierry Ansart

08:10

National Review - Japan: Shigeru Machida

08:40

National Review - Germany: Elke Hombergsmeier

09:20

National Review - Canada: Min Liao

10:00-10:30

Coffee Break & Exhibition Visit

10:30-12:40

Session 5 - Chair: Tomi Viitanen

10:30

National Review - UK: David Hallam

11:10

National Review - The Netherlands: René Alderliesten

11:40

National Review - Israel: Yuval Freed

12:10

National Review - Poland: Antoni Niepokólczycki & Krzysztof Dragan

12:40-13:40

Lunch Break & Exhibition Visit

13:40-15:30

Session 1 – Fatigue Life Enhancement Methods, Repair Solutions and Structural Health Monitoring
Chair: Antoni Niepokólczycki

13:40

Pre-opening Address

13:50

Bonded Repairs of Composite Panels Representative of Wing Structure
John G. Bakuckas, Jr.¹, Reewanshu Chadha¹, Paul Swindell¹, Michael Fleming², John Z. Lin³, J.B Ihn³, Nihar Desai⁴, Erick Espinar-Mick⁴, Mark Freisthler⁵
¹FAA William J. Hughes Technical Center, Atlantic City, NJ, USA
² Boeing Research & Technology, Ladson, SC, USA
³ Boeing Research & Technology, Seattle, WA, USA
⁴ Boeing Commercial Airplane, Everett, WA, USA
⁵ FAA Transport Standards Branch, Des Moines, WA, USA

14:15

The Research of Aircraft Structure Health Monitoring System based on Big Data Analysis
Zhinan Zhang, Yu Ning, Xinbo Wang, Bintuan Wang
The First Aircraft Design and Research Institute of AVIC, Xi’an, China

14:40

Structural Integrity Control Technology based on Structural Damage Monitoring
Yuting He, Teng Zhang, Binlin Ma, Xianghong Fan, Xu Du
Air Force Engineering University, China

15:05

Application of Laser Shock Peening to Aircraft Wing Material to Improve Fatigue Performance
Marco Pavan, Niall Smyth, Michael Fitzpatrick
Coventry University, UK

17:00-20:00

Social Event: Walking tour of the Kraków Old Town

Wednesday

7.30

Registration

08:00 – 09:30

Session 2 – Plantema Lecture

8:00

Welcome Address: Antoni Niepokólczycki - ICAF 2019 Chairman; Jerzy Komorowski - ICAF 2019 Chairman

08:15

Introduction: Marcel Bos - General Secretary of ICAF

08:25

Plantema Memorial Lecture:

Last Diamond: An Appeal for Holistic Regulatory Leadership
Steve Swift
Steve Swift Pty Ltd.

9:20

Presentation of the Plantema Medal

9.30 – 10-00

Coffee Break, Poster & Exhibition Visit

10.00 – 12.05

Session 3 - Full Scale Fatigue Testing of Aircraft and Aircraft Component; Chair: David Hallam

10.00

Bombardier Global 7500 Fatigue Test Cycle Rate Commissioning to ¼ Life

Christopher Andre Beltempo¹, Alexandre Beaudoin², Robert Pothier²

¹National Research Council, Canada

²Bombardier Aerospace, Canada

10.25

Full Scale Fatigue Testing for Mitsubishi Regional Jet

Koji Setta, Toshiyasu Fukuoka, Kasumi Nagao, Keisuke Kumagai

Mitsubishi Aircraft Corporation, Japan

10.50

Combined Static and Fatigue Tests of Full-scale Structure of Transport Aircraft

K.S.Shcherban¹, A.A. Surnachev¹ ,M.V. Limonin¹, A.G. Kalish², O.V. Chuvilin²

¹Central Aerohydrodynamic Institute, Zhukovsky, Russia

²Ilyushin Aviation Complex, Moscow, Russia

11.15

Testing Approach for Over Wing Doors using Curved Fuselage Panel Testing Technology

Mirko Sachse¹, Matthias Götze¹, Silvio Nebel¹, Sven Berssin², Christian Göpel²

¹IMA Materialforschung und Anwendungstechnik GmbH, Dresden, Germany

²Airbus Operations GmbH, Hamburg, Germany

11.40

Hawk Mk 51/51A/66 Tailplane Full-Scale Fatigue Tests

Risto Laakso¹, Jussi Kettunen², Juha Lähteenmäki²

¹VTT Technical Research Centre of Finland

²Patria Aviation Ltd, Finland

12.05 – 13.00

Lunch Break, Poster & Exhibition Visit

13.00 – 15.05

Session 4 - Full Scale Fatigue Testing of Aircraft and Aircraft Component; Chair: Carlos E. Chaves

13.00

Analysis Prediction and Correlation of Fiber Metal Laminate Crack Growth in Semi-Wing Full-Scale Test
Willy R. P. Mendonça, Danielle F. N. R. da Silva

Embraer S.A., Brazil

13.25

Full-Scale Fatigue Testing From a Structural Analysis Perspective

Derk Daverschot¹, Paul Mattheij¹, Mathias Renner², Yudi Ardianto¹, Manuel De Araujo³, Kyle Graham⁴

¹Airbus Operations GmbH, Germany

²Airbus Defence & Space, Germany

³Airbus Operations SAS, France

⁴Airbus Operations Ltd, United Kingdom

13.50

Progress on the Pathway to a Virtual Fatigue Test

Ben Dixon¹, Madeleine Burchill¹, Ben Main¹, Thierry Stehlin², Raphael Rigoli²

¹Defence Science and Technology Group, Australia

²RUAG Aviation, Switzerland

14.15

Application of Optical Fiber-Based Strain Sensing for the Full-Scale Static and Fatigue Tests of Aircraft Structure

U. Ben-Simon¹, S. Shoham¹, R. Davidi², N. Goldstein¹, Iddo Kressel¹, M. Tur²

¹IAI Engineering Division, Ben-Gurion International Airport, Israel

²School of Electrical Engineering, Tel-Aviv University, Israel

14.40

Changing the Philosophy of Full-Scale-Fatigue-Tests derived from 50 Years of IABG Experience towards a Virtual Environment

Gerhard Hilfer, Olaf Tusch, Don Wu, Michael Stodt

IABG mbH, Ottobrunn, Germany

15.05 – 15.35

Coffee Break, Poster & Exhibition Visit

15.35 – 17.40

Session 5 – Additive Manufacturing; Chair: Ravi Chona

15.35

On the Development of Fatigue and Damage Tolerance Framework for Additively Manufactured Parts

Michael Gorelik

Federal Aviation Administration, Scottsdale, AZ, USA

16.00

Fatigue in Additive Manufactured Aircraft - the Long Way to Make It Fly

Ivan Meneghin, Goran Ivetic, Matthias Stiller, Gianluca Molinari, Vjola Ristori, Sara Della Ratta, François Dumont

Premium Aerotec GmbH, Augsburg, Germany

16.25

Strain Controlled Fatigue Testing of Additive Manufactured Titanium Alloy Ti-6Al-4V

Rob Plaskitt, Andrew Halfpenny, Michelle Hill

HBM Prenscia, United Kingdom

16.50

Function Integration Impact on Failure Rates in Additive Manufactured Parts

Przemysław Czapski, Bartłomiej Świątek

HBM Prenscia, Warsaw, Poland

17.15

High Cycle Fatigue and Fatigue Crack Growth Rate in Additive Manufactured Titanium Alloys

Xiang Zhang¹, Abdul Khadar Syed¹, Romali Biswal¹, Filomeno Martina², Jialuo Ding², Stewart Williams²

¹Coventry University, Coventry, UK

²Cranfield University, Cranfield, UK

20.00 – 21.30

Social Event:
Symposium Cocktail Reception,
Plac Wszystkich Świętych 3-4, Kraków

Thursday

7.30

Registration

8.00

Introduction: Marcel Bos - General Secretary of ICAF

8.05

Invited Lecture: Fatigue and Damage Tolerance from Aeronautics to Astronautics

Tommaso Ghidini

European Space Agency

8.45 – 10.00

Session 6 – In-service Experience, Life Extension and Management of Aging Fleets;

Chair: René Alderliesten

8.45

Evaluation of a PC-9/A Wing Main Spar with Misdrills using Enhanced Teardown at Resonance

Ben Main¹, Keith Muller³, Michael Konak¹, Michael Jones¹, Sudeep Sudhakar², Simon Barter¹

¹Aerospace Division, Defence Science and Technology Group, Fishermans Bend, Australia

² Defence Aviation Safety Authority, Melbourne, Australia

³Royal Melbourne Institute of Technology, Bundoora, Australia

9.10

Holistic Approach for Determining a Helicopter's Airframe Interval for Depot Induction

Craig L. Brooks¹, Samuel Benavides²

¹Analytical Processes/Engineered Solutions (APES), Saint Louis, Missouri, USA

²USCG Aviation Logistics Center, Elizabeth City, NC, USA

9.35

Nondestructive Evaluation for Damage Tolerance Life Management of Composite Structures

Eric A. Lindgren¹, John C. Aldrin², David H. Mollenhauer¹, Mark D. Flores¹

¹ Air Force Research Laboratory, Wright-Patterson AFB, OH, USA

²Computational Tools, Gurnee, IL, USA

10.00 – 10.30

Coffee Break, Poster & Exhibition Visit

ROOM A

10.30 – 12.10

Session 7 – Fatigue Crack Growth and Life Prediction Methods;

Chair: Phil Jackson

10.30

Nearly Identical Twins or Distant Cousins, Revisited. Weibull or Log-Normal Distributions to Characterize Fatigue Life Scatter – Which is Recommended?

Abraham Brot

Engineering Consultants, Israel

10.55

A Specimen to Evaluate Susceptibility of Aluminum Alloys to L-S Crack Deviation

Erembert Nizery, Jean-Christophe Ehrström, Guillaume Delgrange, Bruno Wusyk

Constellium Technology Center, Voreppe Cedex, France

11.20

Assessment of Aircraft Structural Service Life using Generalized Correction Methodology

Hongna Dui, Xiaodong Liu, Jiang Dong, Lixin Zhang

Chengdu Aircraft Design & Research Institute, China

11.45

A Framework to Implement Probabilistic Fatigue Design of Safe-Life Components

Joshua Hoole¹, Pia Sartor¹, Julian Booker¹, Jonathan Cooper¹, Xenofon V. Gogouvitis², Amine Ghouali³, R. Kyle Schmidt⁴

¹Faculty of Engineering, University of Bristol, United Kingdom

²Safran Landing Systems, Gloucester, United Kingdom

³Safran Landing Systems, Vélizy, France

⁴Safran Landing Systems, Ajax, ON, Canada

12.10 – 13.00

Lunch Break, Poster & Exhibition Visit

13.00 – 15.05

Session 8 – Fatigue Crack Growth and Life Prediction Methods;

Chair: Degang Cui

13.00

Stress-Intensity Factor Solutions for Tapered Lugs with Oblique Pin Loads

James C. Sobotka, Yi-Der Lee, R. Craig McClung, Joseph W. Cardinal

Southwest Research Institute, San Antonio, Texas, USA

13.25

A Multiaxial Fatigue Damage Model for Isotropic Materials

Mauricio V. Donadon¹, Mariano A. Arbelo¹, Paulo Rizzi¹, Carlos V. Montestruque¹, Lucas Amaro¹, Saullo Castro², Marcos Shiino³

¹Technological Institute of Aeronautics, São José dos Campos, Brazil

²Delft University of Technology, The Netherlands

³São Paulo State University, São José dos Campos, Brazil

13.50

Fatigue Crack Growth Prediction and Verification of Aircraft Fuselage Panels with Multiple Site Damage

Su Shaopu, Liao Jianghai, Zhang Wendong, Dong Dengke

Avic Aircraft Strength Research Institute, Shaanxi, China

14.15

Novel Methods for Measuring the Mode I and Mixed Modes I/II Interlaminar Fracture Toughnesses of Composite

W. Xu, Z.Z. Guo, Y. Yu, X.J. Zhang

School of Aeronautics and Astronautics, Shanghai Jiao Tong University, Shanghai, China

14.40

Effect of Crack Length and Reference Stress on Variable Amplitude Fatigue Crack Growth Rate

Emiel Amsterdam

Netherlands Aerospace Centre (NLR), The Netherlands

15.05 – 15.35

Coffee Break, Poster & Exhibition Visit

15.35 – 17.15

Session 9 – Fatigue Crack Growth and Life Prediction Methods;

Chair: Yuval Freed

15.35

Probabilistic Reliability Assessment of a Component in the Presence of Internal Defects

Nikolai Kashaev, Fedor Fomin

Institute of Materials Research, Materials Mechanics, Helmholtz-Zentrum Geesthacht, Geesthacht, Germany

16.00

Fatigue Life Prediction at Cold Expanded Fastener Holes with ForceMate Bushings

Yan Bombardier, Gang Li, Guillaume Renaud

National Research Council Canada, Ottawa, Canada

16.25

Fatigue Crack Growth in Pin Loaded Cold-Worked Holes

Luisa Boni¹, Daniele Fanteria¹, Domenico Furfari², Luigi Lazzeri¹

¹University of Pisa, Pisa, Italy

²Airbus Operations GmbH, Hamburg, Germany

16.50

A Numerical Approach to the Disbonding Mechanism of Adhesive Joints

Nicola Zavatta, Enrico Troiani

University of Bologna, Forlì, Italy

19.00

Social Events:
Wieliczka Salt Mine Tour
Gala Dinner in Wieliczka

ROOM B

10.00 – 12.10

Session 10 – Structural Health and Structural Loads Monitoring;

Chair: Krzysztof Dragan

10.30

A Machine Learning Approach to Load Tracking and Usage Monitoring for Legacy Fleets

Catherine Cheung¹, Srishti Sehgal¹, Julio J. Valdés²

¹National Research Council Canada, Aerospace Research Centre, Ottawa, Canada

²National Research Council Canada, Digital Technologies Research Centre, Ottawa, ON, Canada

10.55

Machine Learning Application on Aircraft Fatigue Stress Predictions

Eugene O’Higgins¹, Kyle Graham², Derk Daverschot¹, Julien Bar³

¹Airbus Operations GmbH, Germany

²Airbus Operations Ltd, United Kingdom

³Airbus Operations SAS, France

11.20

Evaluating the Influence of SHM on Damage Tolerant Aircraft Structures Considering Fatigue

Dominik M. Steinweg, Mirko Hornung

Bauhaus-Luftfahrt e.V, Taufkirchen, Germany

11.45

Flight Testing of an Ultrasonic Based SHM System

Hideki Soejima¹, Takuya Nakano¹, Makoto Yokozuka¹, Yoji Okabe², Nobuo Takeda^3,4, Noriyuki Sawai³

¹Aerospace Company SUBARU CORPORATION, Japan

²The University of Tokyo, Japan

³R&D Institute of Metals and Composites for Future Industries, Japan

⁴Aeronautical Technology Directorate, Japan Aerospace Exploration Agency, Japan

12.10 – 13.00

Lunch Break, Poster & Exhibition Visit

13.00 – 15.05

Session 11 – Structural Health and Structural Loads Monitoring;

Chair: Shigeru Machida

13.00

A Guidance to Derive Statistical Data for Asymmetrical Maneuvers on Transport Operation

Juliana Diniz Mattos, Diego Silva Peixoto, Frank Machado

Embraer, São José dos Campos, Brazil

13.25

Substitute Models for Structural Components Loads Estimation Based on Flight Parameters and Statistical Inference Methods

Michal Dziendzikowski¹, Wojciech Zielinski¹, Piotr Reymer¹, Marcin Kurdelski¹, Piotr Synaszko¹, Witold Klimczyk², Andrzej Leski², Krzysztof Dragan¹

¹Air Force Institute of Technology, Warsaw, Poland

²Institute of Aviation, Warsaw, Poland

13.50

Research on the Scatter of Structural Load-time History in a Fleet

Tang Li, Yongjun Wang, Hongna Dui, Jiang Dong

Chengdu Aircraft Design & Research Institute, Chengdu, China

14.15

Real-time Stress Concentration Monitoring of Aircraft Structure during Flights using Optical Fiber Distributed Sensor with High Spatial Resolution

Daichi Wada¹, Hirotaka Igawa¹, Masato Tamayama¹, Tokio Kasai¹, Hitoshi Arizono¹, Hideaki Murayama²

¹Japan Aerospace Exploration Agency, Tokyo, Japan

²The University of Tokyo, Japan

14.40

Perspective of Structural Health Monitoring for Military Aviation in Poland

Krzysztof Dragan, Michał Dziendzikowski, Artur Kurnyta, Kamil Kowalczyk

Air Force Institute of Technology, Warsaw, Poland

15.05 – 15.35

Coffee Break, Poster & Exhibition Visit

15.35 – 17.15

Session 12 – Structural Health and Structural Loads Monitoring and Other Considerations

Chair: Boris Nesterenko

15.35

Smarter Testing Through Simulation for Efficient Design and Attainment of Regulatory Compliance

Steven A. Chisholm, Jack F. Castro, Brandon D. Chapman, Kazbek Z. Karayev, Andrea J. Gunther, Mohammed H. Kabir

Boeing Commercial Airplanes, Everett, WA, USA

16.00

Is the Civil Aerospace Industry Ready to Implement Laser Shock Peening into Maintenance Environment? Questions to be Answered and Minimum Requirements from Aircraft Manufacturer‘s Perspective

D. Furfari¹, U. C. Heckenberger², V. Holzinger², E. Hombergsmeier², J. Vignot³, N. Ohrloff¹

¹Airbus Operations GmbH, Hamburg, Germany

²Airbus Defence and Space GmbH, Ottobrunn, Germany

³Airbus SAS, Toulouse, France

16.25

Fatigue Crack Growth Approach for Fleet_Monitoring

Olivier Gillet, Bastien Bayart

DGA Aeronautical Systems, France

16.50

Investigation of GTE Compressor Blades Vibration due to Blade–Casing Rubbing

S.Y. Danilkin, V.V. Shkurov, T.I. Mazikina, D.A. Redkin, A.L. Kurakov.

Baranov Central Institute of Aviation Motors (CIAM), Moscow, Russia

19.00

Social Events:
Wieliczka Salt Mine Tour
Gala Dinner in Wieliczka

Friday

8.00

Registration

8.30 – 10.00

Session 13 – Jaap Schijve Award Session & Airworthiness and Other Considerations;

Chair: Jerzy Komorowski

8.30

Announcement of the winner: Marcel Bos - General Secretary of ICAF

8.40

Jaap Schijve Award Lecture - Phenomenology of Dwell Fatigue Failure in Two-Phase Titanium Alloys
Adam Pilchak
Air Force Research Laboratory, Materials and Manufacturing Directorate, Wright-Patterson Air Force Base

9.10

Risks of Initial Assumptions in Fatigue and Damage Tolerance of Small Aircraft Development Programs

Dejan Romančuk¹ and Juan Ocampo²

¹Lucerne University of Applied Science and Arts, Horw, Switzerland

²St. Mary’s University, One Camino Santa Maria, San Antonio, USA

9.35

An Ultrafast Crack Growth Lifing Model to Support Digital Twin, Virtual Testing, and Probabilistic Damage Tolerance Applications

Juan Ocampo¹, Harry Millwater², Nathan Crosby², Beth Gamble³, Christopher Hurst³, Michael Reyer⁴, Sohrob Mottaghi⁴, Marv Nuss⁵

¹St. Mary’s University, San Antonio, TX, USA

²University of Texas at San Antonio, San Antonio, TX, USA

³Textron Aviation, Wichita, KS, USA

⁴Federal Aviation Administration, Atlantic City, NJ, USA

⁵NuSS Sustainment Solutions, USA

10.00 – 10.30

Coffee Break, Poster & Exhibition Visit

10.30 – 12.10

Session 14 – Airworthiness and Other Considerations;

Chair: Michel Guillaume

10.30

Breaking the Testing Pyramid with Virtual Testing, Hybrid Simulation, and Model Assisted Testing

Shawn You, X. Shawn Gao, Arlin Nelson

MTS Systems Corporation, Eden Prairie, MN, USA

10.55

Demonstration of an Airframe Digital Twin Framework using a CF-188 Full-Scale Component Test

Guillaume Renaud, Min Liao, Yan Bombardier

National Research Council Canada, Ottawa, Canada

11.20

Analytical and Numerical Investigation of the Effect of Secondary Bending in Hard-point Joints

Yuval Freed, Lior Sagi Machnes, Orel Magidish

Israel Aerospace Industries, Ben Gurion International Airport, Israel

11.45

Fatigue Considerations in the Development and Implementation of Mechanical Joining Processes for Commercial Airplane Structures

Robert Jochum¹, Antonio Rufin², Tanni Sisco³, Frederick Swanstrom⁴

¹Structural Damage Technology, Boeing Commercial Airplanes, Everett WA, USA

²Structural Damage Technology, Boeing Commercial Airplanes (Retired)

³Product Development, Boeing Commercial Airplanes, Everett, WA, USA

⁴Advanced Developmental Composites, Boeing Commercial Airplanes, Seattle WA, USA

12.10 – 13.00

Lunch Break, Poster & Exhibition Visit

13.00 – 13.25

Session 15 – Airworthiness and Other Considerations;

Chair: Marcel Bos

13.00

Russian Practice to Provide Safe Operation of Airplane Structures with Long-Term Operation

Boris G. Nesterenko¹, Grigory I. Nesterenko¹, Victor V. Konovalov², Vitaly Ya. Senik²

¹National Research Center " Zhukovsky Institute", Moscow, Russia

²Central Aerohydrodynamic Institute n.a. Professor N.E. Zhukovsky, Zhukovsky, Russia

13.25 – 15.05

Session 16 – Advanced Materials and Innovative Structural Concepts;
Chair: Marcel Bos

13.25

Assessment of Emerging Metallic Structures Technologies Through Test and Analysis of Fuselage Structure

John G. Bakuckas, Jr.¹, David Stanley¹, Yongzhe Tian¹, Kevin Stonaker¹, Mike Kulak², Po-Yu Chang², Mark Freisthler³, Marcelo R. B. Rodrigues⁴, Carlos E. Chaves⁴

¹FAA William J. Hughes Technical Center, Atlantic City, USA

² Arconic Technical Center, Pittsburgh, PA, USA

³FAA Transport Standards Branch, Des Moines, Washington, USA

⁴ Embraer S.A., São José dos Campos, Brazil

13.50

Assessment of Fatigue Behavior of Advanced Aluminum Alloys Under Complex Variable-Amplitude Loading

Kevin Stonaker¹, David Stanley¹, John G. Bakuckas, Jr.¹, Mike Kulak², Po-Yu Chang², Gongyao Wang², Mark Freisthler³

¹FAA William J. Hughes Technical Center, Atlantic City, NJ, USA

²Arconic Technical Center, Pittsburgh, PA, USA

³FAA Transport Standards Branch, Des Moines, WA, USA

14.15

Ply Curving Termination to Suppress Delamination in Composite Ply Drop-Off

Shu Minakuchi, Nobuo Takeda

The University of Tokyo, Japan

14.40

Studies on the Fatigue Damage Behavior of Active Jet Engine Chevron

Bingfei Liu, Shangyang Jin, Shaozhe Dong, Zhenyu Feng

Civil Aviation University of China, Tianjin, China

15.05 – 15.35

Coffee Break, Poster & Exhibition Visit

15.35 – 16.50

Session 17 – Joints & Additive Manufacturing & Other Considerations;

Chair: Zlatan Kapidzic

15.35

Fatigue Characteristic of Linear Friction Welded Ti-6Al-4V Joints

Hiroshi Kuroki, Yukihiro Kondo, Tsukasa Wakabayashi, Kenji Nakamura, Kikuo Takamatsu, Koji Nezaki, Mitsuyoshi Tsunori

IHI Corporation, Tokyo, Japan

16.00

Durability and Damage Tolerance of Additive Manufacturing Polymer Parts for Aerospace Application

Hayat El Fazani, Jeremy Laliberté

Carleton University, Ottawa, Canada

16.25

Improvement of Fatigue-Crack Resolution and Prediction via DFEM for Metallic Helicopter Airframes

David Dayan, Teddy Sebag, Nicolas Genelot, Sandrine Coste-Routhiau, Laurent Girard

AIRBUS HELICOPTERS Marignane, France

16.50

Symposium closure

Wednesday, June 5

W1

Technical Justification for an Ultrasonic Inspection Procedure Applied to a Helicopter Components
Muzibur Khan
Aerospace Research Centre, National Research Council Canada, Ottawa, Canada

W2

Rapid Calculation of Safe Acceleration Values for Aircraft Structures under Flight Test
Stephen Dosman¹, Jonathan Gorman²
¹AV8R Consulting, Cambridge, UK
²Marshall Aerospace & Defence Group, Cambridge, UK

W3

Widespread Fatigue Damage Evaluation for Multiple Elements based on Probabilistic Approach
Fabiano Hernandes
ANAC - Brazilian Civil Aviation Authority, São José dos Campos, Brazil

W4

Conception of Modular Test Stand for Fatigue Testing of Aeronautical Structures
Andrzej Leski, Wojciech Wronic, Piotr Kowalczyk, Michał Szmidt
Institute of Aviation, Warsaw, Poland

W5

Why Should We Encourage Usage of Interference-Fit Fasteners at Airframe Structural Joints
Carmel Matias, Ekaterina Katsav
Israel Aerospace Industries (IAI), Ben-Gurion International Airport, Israel

W6

Delamination Onset in Composite Materials due to Fatigue Loading
Luisa Boni¹, Daniele Fanteria¹, Luigi Lazzeri¹, Ugo Mariani², Marco Rigamonti²
¹University of Pisa, Pisa, Italy
²Leonardo Helicopter Division, Cascina Costa (VA), Italy

W7

Reliability Approach Applied on Fatigue Safety Factors for Fleet Monitoring
Vincent Montlahuc
DGA Aeronautical Systems, Balma, France

W8

Study of Composite Impact Dent Visual Detectability and Damage Relaxation Phenomena
Stanislav Dubinskii¹, Vitaliy Senik¹, Yuri Feygenbaum²
¹The Central Aerohydrodynamic Institute named after N.E. Zhukovsky (TsAGI), Zhukovsky, Russia
²The State Scientific Research Institute of Civil Aviation, Moscow, Russia

W9

Effect of Plate Thickness and Paint on Lightning Strike Damage of Aluminum Alloy Sheet
Takao Okada, Hiromitsu Miyaki, Yoshiyasu Hirano
Aeronautical Technology Directorate, Japan Aerospace Exploration Agency, Tokyo, Japan

W10

Embedded Structural Health Monitoring with Additive Manufacturing: Post Processes to Improve Fatigue Properties
Michaël Hinderdael, Dieter De Baere, Patrick Guillaume
Vrije Universiteit Brussel, Department of Mechanical Engineering, Brussels, Belgium

W11

Effective Durability and Damage Tolerance Training: New Methods for Modern Learners
Brandon D. Chapman
Structural Damage Technology, Boeing Commercial Airplanes, Everett, WA, USA

W12

Fatigue Life Simulation and Experiment of 2024 Aluminum Joints with Multi-fasteners Interference-fit
Qingyun Zhao¹, Yunliang Wang², Hong Huang¹, Sirui Cheng¹, Fenglei Liu¹
¹AVIC Manufacturing Technology Institute, Beijing, China
²Naval Aeronautical and Astronautical University, Shandong, China

W13

Application of RLC Filters and Analog Circuits for Increasing Information Bandwidth of Channels of Data Acquisition Units
Kamil Kowalczyk, Michal Dziendzikowski, Artur Kurnyta, Patryk Niedbala, Krzysztof Dragan
Air Force Institute of Technology, Warsaw, Poland

W14

PZL M28 Airplane Service Life Extension Activities
Janusz Pietruszka¹, Mariusz Kubryn¹, Henryk Gruszecki¹, Leszek Pieróg¹, Józef Brzęczek²
¹Polskie Zakłady Lotnicze, Mielec, Poland
²Politechnika Rzeszowska, Rzeszów, Poland

W15

Mechanistic Understanding of Stability of Residual Stresses in Aerospace Alloys with Crystallographic Texture
Muhammad Kashif Khan, Sunil Anandatheertha, Michael Fitzpatrick, Xiang Zhang
Institite of Future Transport and Cities, Coventry University, Coventry, UK

W16

Strength Tests of Ceramic Heat-protective Coatings for Hot Parts of GTE
Bychkov N.G., Nozhnitsky Yu.A., Avrutsky V.V., Pershin A.V., Khamidullin A.Sh. P.I.
Baranov Central Institute of Aviation Motors (CIAM), Russia

W17

Discrete Damage Modeling of Composite Strength After Impact
Mark Flores¹, David Mollenhauer¹, Eric Lindgren¹, Eric Zhou², Daniel Rapking²
¹Air Force Research Laboratory, WPAFB, USA
²Univeristy of Dayton Research Institute, OH, USA

Thursday, June 6

T1

Effect of Alternative Paint Stripping Processes on the Fatigue Performance of Aluminium Alloys - Atmospheric Plasma De-painting
Ali Merati, Marko Yanishevsky, Yan Bombardier
Aerospace Research Centre National Research Council, Canada

T2

Examination of the KAWAI CLD Method for Fatigue Life Prediction of Composites
Buimovich Y., Elmalich D.
Israel Aerospace Industries, Ben-Gurion International Airport, Israel

T3

Fatigue Life Prediction of CFRP Laminate under Quasi-Random Loading
Vitaly E. Strizhius
Fatigue Strength Department, JSC "AeroComposite", Moscow, Russia

T4

The Influence of Low and High-cycle Fatigue on Dislocations Density and Residual Stresses in Inconel 718
Elżbieta Gadalińska, Maciej Malicki, Bartosz Madejski, Grzegorz Socha
Institute of Aviation, Warszawa, Poland

T5

Analysis of Adhesive Disbond Occurrences in Rotor Blades of Mi-2 Helicopters
Piotr Synaszko, Krzysztof Dragan, Michał Sałaciński, Mirosław Wrona
Air Force Institute of Technology, Warszawa, Poland

T6

Summary of Recent Round Robin Life Prediction Efforts for Crack Shape and Residual Stress Effects
Alexander V. Litvinov¹, James A. Harter¹, Robert Pilarczyk²
¹LexTech, Inc., Centerville, OH, USA
²Hill Engineering LLC, Rancho Cordova, CA, USA

T7

Effect of Strengthened Hole on the Fatigue Life of 2024-T3 Aluminum Alloy
Hong Huang, Qingyun Zhao, Fenglei Liu
AVIC Manufacturing Technology Institute, Beijing, China

T8

Study of Load Spectrum Occurring in the Course of Photogrammetric Missions of the UAV
Miroslaw Rodzewicz, Dominik Glowacki
Warsaw University of Technology, Warsaw, Poland

T9

Research on the Airworthiness Compliance Strategy of Composite Structure
Li Weiping^1,2, Zheng Xiaoling²
¹Nanjing University of Aeronautics and Astronautics, Nanjing, China
²Shanghai Aircraft Design and Research Institute, Shanghai, China

T10

Influence of Bonded Crack Retarders on Damage Tolerance Performance of Fuselage Panel
Haiying Zhang, Dengke Dong, Yulong Wei, Weifeng Zang, Wenwei Yan
Aircraft Strength Research Institute, Xi'an, China

T11

Very High-Cycle Fatigue Characteristics of Cross-Ply CFRP Laminates in Transverse Crack Initiation
Atsushi Hosoi^1,2,3, Takuro Suzuki⁴, Kensuke Kosugi⁴, Takeru Atsumi⁴, Yoshinobu Shimamura⁵, Terumasa Tsuda⁶, Hiroyuki Kawada^1,2,3
¹Department of Applied Mechanics and Aerospace Engineering, Waseda University, Tokyo, Japan
²Department of Materials Science, Waseda University, Tokyo, Japan
³Kagami Memorial Research Institute for Materials Science and Technology, Waseda University, Tokyo, Japan
⁴Department of Applied Mechanics, Waseda Univeristy, Tokyo, Japan
⁵Department of Mechanical Engineering, Shizuoka Univeristy, Sizuoka, Japan
⁶Composite Materials Research Laboratories, Toray Industries, Inc., Ehime, Japan

T12

Numerical Investigations on the Three-dimensional/II Mixed-mode Elasto-plastic Fracture for Through-thickness Cracked Bodies
Wang Fang-li^2,1, Tong Ming-bo¹, Bai Shu-wei¹, Jiang Nan¹, She Chong-min¹, Fan Jun-ling³
¹Nanjing Univeristy of Aeronautics and Astronautics, China
²Jinling Institute of Technology, Nanjing, China
³AVIC Aircraft Strength Research Institute, China

T13

Study of Cracks Behavior in Riveted Joint Subjected to Fatigue Cycles with Acoustic Emission Approximate Entropy
S. Kalyana Sundaram¹, M.R. Bhat²
¹Structural Technologies Division, CSIR-National Aerospace Laboratories, Bangalore, India
²Department of Aerospace Engineering, Indian Institute of Science, Bangalore, India

T14

The Optimization and Design of Complicated-Surface Panel Based on Automate Fiber Placement
Liyang Liu, Hao Cui
Shenyang Aircraft Design and Research Institute of Aviation Industry of China, China

T15

Development of an Innovative Repair System for Metallic Aircraft Structures using a Novel Shape Memory Alloy
Wandong Wang^1,2, Calvin Rans², Elyas Ghafoori¹
¹Empa, Swiss Federal Laboratories for Materials Science and Technology, Dübendorf, Switzerland
²Faculty of Aerospace Engineering, Delft Univeristy of Technology, The Netherlands

T16

Study on the Effects of Vibration Loads on Thermal Fatigue Durability of Materials
Bychkov N.G., Nozhnitsky Yu.A., Avrutsky V.V., Pershin A.V., Khamidullin A.Sh. P.I.
Baranov Central Institute of Aviation Motors, Russia

T17

Meso-scale Peridynamic Simulation of Crack Deflections in Heterogeneous Material under Thermomechanical Environment
Y.L. Hu, Yin Yu, Xiaojing Zhang
School of Aeronautics and Astronautics, Shanghai Jiao Tong University, Shanghai, China

Friday, June 7

F1

An Engineering Calculation Method of Probability Distribution of Crack Inititaion Life for Widespread Fatigue Damage
Xi Wei, Li Qiang, Shen Peiliang, Yang Gang, Huang Fu, Zhao Jianjun
Airframe Integration Department, Shanghai Aircraft Desgin and Research Institute, Shanghai, China

F2

Comparison of Rivet Hole Expansion for Protruding Rivets; Universal and with Compensator
Wojciech Wronicz
institute of Aviation, Warsaw, Poland

F3

Approach to Evaluation of Delamination on the MiG-29's Vertical Stabilizers Composite Skin
Michał Sałaciński, Piotr Synaszko, Dawid Olesiński, Piotr Samoraj
Air Force Institute of Technology, Warszawa, Poland

F4

Damage Mechanisms and Mechanical Properties of Directly Bonded CFRTP and Aluminum with Nano-structured Surface
Kristine Munk Jespersen^1,2, Hikaru Abe², Hiroki Ota², Kei Saito², Keita Wada², Atsushi Hosoi^2,3, Hiroyuki Kawada^2,3
¹Kanagawa Institute of Industrial Science and Technology, Kanagawa, Japan
²Waseda Univeristy, Tokyo, Japan
³Kagami Memorial Research Institute for Materials Science and Technology, Tokyo, Japan

F5

A Modeling Approach for the Fatigue Behavior of Laser Drilled Micro Perforated Structural Panels
Dort Daandels¹, Stefan Riekehr², Nikolai Kashaev², Jon Mardaras³, Samy Zein El Dine¹, Christian Heck¹
¹Airbus Operations GmbH, Bremen, Germany
²Institute of Materials Reseatch, Materials Mechanics, Helmholtz-Zentrum Geesthacht, Geesthacht, Germany
³Airbus S.A.S., Toulouse, France

F6

Modernizing the A-10 Loading Spectrum Development Process
Smith Luciano¹, Mark Thomson², Devin Butts³, Kurt Schrader³
¹Southwest Researsch Institute, San Antonio, TX, USA
²A-10 Structures/Aero Section, United States Air Force, Hill AFB, UT, USA
³InterPro, LLC, Floresville, TX, USA

F7

Fatigue Crack Propagation Influenced by Laser Shock Peening Introduced Residual Stress Fields in Aluminum Specimens
Sören Keller¹, Manfred Horstmann¹, Nikolai Kashaev¹, Benjamin Klusemann^1,2
¹Institute of Materials Research, Materials Mechanics, Helmholtz-Zentrum Geesthacht, Geesthacht, Germany
²Institute of Product and Process Innovation, Leuphana University of Lüneburg, Lüneburg, Germany

F8

Multiaxial Fatigue Behavior of 30HGSA Steel under Cyclic Tension-Compression and Reversed Torsion
Daniel Dębski¹, Krzysztof Gołoś^1,2, Marek Dębski³, Andrzej Misztela²
¹Warsaw University of Technology, Warsaw, Poland
²Institute of Mechanized Construction and Rock Mining, Warsaw, Poland
3Institute of Aviation, Warsaw, Poland

F9

Influence of heat Treatment on Near-threshold Fatigue Crack Growth Behavior of High Strength Aluminum Alloy 7010
Nandana M S¹, Udaya Bhat K¹, Manjunatha C M²
¹National Institute of Technology Karnataka Mangalore, India
²CSIR-National Aerospace Laboratories, Bangalore, India

F10

Development of Efficient High-fidelity Solutions for Virtual Fatigue Testing
Javier Gomes-Escalonilla, Diego Garijo, Oscar Valencia, Ismael Rivero
Airbus, Military Aircraft, Madrid, Spain

F11

Lightning Strike Damage of CF/epoxy Composite Laminates with Conductive Polymer Layers
Tomohiro Yokozeki¹, Vipin Kumar², Yu Zhou¹, Takao Okada³, Teruya Goto⁴, Tatsuhiro Takahashi⁴
¹Department of Aeronautics and Astronautics, The Univeristy of Tokyo, Tokyo, Japan
²E Manufacturing Demonstration Facility (MDF), Oak Ridge National Laboratory (ORNL), Knoxville, TN, USA
³Japan Aerospace Exploration Agency, Tokyo, Japan
⁴Department of Mechanical Systems Engineering, Tokyo University of Agriculture and Technology, Tokyo, Japan

F12

Interaction between High- and Low-cycle Thermo-mechanical Fatigue Crack Propagation around Cooling Hole in A Ni-Based Superalloy
Masaku Okazaki, Yuuki Yonaguni
Nagaoka University of Technology, Niigata, Japan

F13

Fatigue Damage Evaluation in Ceramic Matrix Composite Materials for Aerospace Structural Applications
S Kalyana Sundaram¹, Aparna Aradhye¹, S Kshama¹, K Panbarasu¹, A Udayakumar²
¹Structural Technologies Division, CSIR-National Aerospace Laboratories, Bangalore, India
²Materials Science Division, CSIR-National Aerospace Laboratories, Bangalore, India

F14

Research on Engineering Analysis Method of Post-buckling Fatigue of Fuselage Panels
Li Xiaopeng, Zhang Yanjun, Zhu Liang, Yang Weiping
The First Aircraft Institute of AVIC, Xi'an, China

F15

Real-time Monitoring of a Full-scale Fatigue Test
Anne-Cécile Marel, Bastien Bayart
DGA Aeronautical Systems, Toulouse, France

F16

Tensile Test of Ti/CFRP Scarf Joint with One Stringer
Hikaru Hoshi, Sunao Sugimoto, Yutaka Iwahori, Toshiya Nakamura, Takao Okada
Japan Aerospace Exploration Agency, Japan

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