Zobrazeno 1 - 10
of 44
pro vyhledávání: '"Martin P. DeSimio"'
Autor:
Michael J. Rothenberger, Martin P. DeSimio, Austin Tipton, David O. Sigthorsson, David B. Doman, Brandon Hencey, George P. Huang
Publikováno v:
Journal of Thermophysics and Heat Transfer. 33:983-993
Experiments are designed and executed to test the validity of theoretically derived dynamical system models of two configurations of an aircraft fuel thermal management system. Dimensional analysis...
Publikováno v:
Structural Health Monitoring. 14:252-264
The United States Air Force currently relies on schedule-based inspections using nondestructive evaluation methods for ensuring airframe integrity. The sensitivity of a nondestructive evaluation method is quantified statistically using a probability
Autor:
Mark M. Derriso, Charles D. McCurry, Christine M. Schubert Kabban, Martin P. DeSimio, Steven E. Olson
Publikováno v:
Structural Health Monitoring. 13:591-600
This article was originally presented as a keynote address at the Ninth International Workshop on Structural Health Monitoring with the intent of provoking discussions relating to the transformation of aircraft maintenance practices by exploiting opp
Publikováno v:
Mechanical Systems and Signal Processing. 45:468-478
This study presents a reference-free fatigue crack detection technique using nonlinear ultrasonic modulation. When low frequency (LF) and high frequency (HF) inputs generated by two surface-mounted lead zirconate titanate (PZT) transducers are applie
Publikováno v:
Journal of Sound and Vibration. 333:1473-1484
This study presents a fatigue crack detection technique using nonlinear ultrasonic wave modulation. Ultrasonic waves at two distinctive driving frequencies are generated and corresponding ultrasonic responses are measured using permanently installed
Publikováno v:
Structural Health Monitoring. 11:577-588
This study presents a new impact localization technique that can pinpoint the location of an impact event within a complex structure using a time-reversal concept, surface-mounted piezoelectric transducers, and a scanning laser Doppler vibrometer. Fi
Autor:
Martin P. DeSimio, Steven E. Olson, Hoon Sohn, Hyun-Jun Park, Eric D. Swenson, Jinyeol Yang, Debaditya Dutta
Publikováno v:
Composites Science and Technology. 71:1250-1256
This study explores the feasibility of using a non-contact guided wave imaging system to detect hidden delamination in multi-layer composites. The study is conducted in two phases. In the first phase, Lamb waves are excited by a lead (Pb) Zirconate T
Publikováno v:
Structural Health Monitoring. 7:265-270
Military and commercial aerospace organizations are exploring structural health monitoring (SHM) systems to reduce maintenance costs and to verify the integrity of structural components exposed to harsh conditions. This technical note considers the u
Publikováno v:
Journal of Vibration and Acoustics. 129:730-738
Structural health monitoring techniques are being developed to reduce operations and support costs, increase availability, and maintain safety of current and future air vehicle systems. The use of Lamb waves, guided elastic waves in a plate, has show
Publikováno v:
Volume 1: Adaptive and Intelligent Systems Control; Advances in Control Design Methods; Advances in Non-Linear and Optimal Control; Advances in Robotics; Advances in Wind Energy Systems; Aerospace Applications; Aerospace Power Optimization; Assistive Robotics; Automotive 2: Hybrid Electric Vehicles; Automotive 3: Internal Combustion Engines; Automotive Engine Control; Battery Management; Bio Engineering Applications; Biomed and Neural Systems; Connected Vehicles; Control of Robotic Systems.
Modern tactical aircraft subsystems face challenging weight and volume limitations. In addition, power and thermal subsystems have grown increasingly flight critical with each successive generation. Consequently, next generation power and thermal sys