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There are a total of 14 record(s) matching your query.
Sorted by: Date Added To NTRS in Descending order
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Case Study: Test Results of a Tool and Method for In-Flight, Adaptive Control System Verification on a NASA F-15 Flight Research Aircraft
Author(s): Jacklin, Stephen A.; Schumann, Johann; Guenther, Kurt; Bosworth, John
Abstract: Adaptive control technologies that incorporate learning algorithms have been proposed to enable autonomous flight control and to maintain vehicle performance in the face of unknown, changing, or poorly defined operating ...
NASA Center: Ames Research Center, Dryden Flight Research Center
Publication Year: 2006
Added to NTRS: 2006-10-03
Document ID: 20060046374
Large-Rotor Research Program
Author(s): Norman, Thomas R.; Shinoda, Patrick M.; Jacklin, Stephen A.
Abstract: As part of its Rotorcraft Program, NASA is committed to providing the experimental data necessary to (1) validate newly developed predictive capabilities and (2) provide physical insight into those areas where accurate ...
NASA Center: Ames Research Center
Publication Year: 2000
Added to NTRS: 2005-11-24
Document ID: 20040077179
Small-scale rotor test rig capabilities for testing vibration alleviation algorithms
Author(s): Jacklin, Stephen A.; Leyland, Jane Anne
Abstract: A test was conducted to assess the capabilities of a small scale rotor test rig for implementing higher harmonic control and stability augmentation algorithms. The test rig uses three high speed actuators to excite the ...
NASA Center: Ames Research Center
Publication Year: 1987
Added to NTRS: 2005-10-13
Accession Number: 87N30102; Document ID: 19870020669; Report Number: A-87271, NAS 1.15:100002, NASA-TM-100002
Full-Scale Wind Tunnel Test of the McDonnell Douglas Five-Bladed Advanced Bearingless Rotor: Performance, Stability, Loads, Control Power, Vibration and HHC Data
Author(s): Jacklin, Stephen A.; Lau, Benton H.; Nguyen, Khanh Q.; Smith, Roger L.; McNulty, Michael J.
Abstract: The McDonnell Douglas Helicopter Company (MDHC) and the NASA Ames Research Center jointly conducted a test of the McDonnell Douglas Advanced Rotor Technology (MDART) rotor in the Ames 40-by 80-Foot Wind Tunnel in 1992. The ...
NASA Center: Ames Research Center
Publication Year: 1994
Added to NTRS: 2005-08-25
Accession Number: 97N70796; Document ID: 19970011375; Report Number: NAS 1.15:112094, NASA-TM-112094
Comparison of Five System Identification Algorithms for Rotorcraft Higher Harmonic Control
Author(s): Jacklin, Stephen A.
Abstract: This report presents an analysis and performance comparison of five system identification algorithms. The methods are presented in the context of identifying a frequency-domain transfer matrix for the higher harmonic control ...
NASA Center: Ames Research Center
Publication Year: 1998
Added to NTRS: 2005-08-25
Document ID: 19980210017; Report Number: A-977183, NAS 1.60:207687, NASA/TP-1998-207687
Large Rotor Research Program
Author(s): Norman, Thomas R.; Shinoda, Patrick M.; Jacklin, Stephen A.
Abstract: A significant operational milestone for NASA's Rotorcraft Program was met in FY00 with the installation and initial testing of a UH-60 Blackhawk rotor on the Large Rotor Test Apparatus (LRTA) in the 80- by 120-Foot Wind ...
NASA Center: Ames Research Center
Publication Year: 2002
Added to NTRS: 2005-08-25
Document ID: 20040171772
Effect of individual blade control on noise radiation
Author(s): Swanson, S. M.; Jacklin, Stephen A.; Niesl, G.; Blaas, Achim; Kube, R.
Abstract: In a joint research program of NASA Ames Research Center, ZF Luftfahrttechnik, the German Aerospace Research Establishment (DLR), and EUROCOPTER Deutschland, a wind tunnel test was performed to evaluate the effects of ...
NASA Center: Ames Research Center
Publication Year: 1995
Added to NTRS: 2005-01-19
Accession Number: 96N13601; Document ID: 19960003591
Comprehensive helicopter rotor instrumentation - A retrofit approach using miniature transducers
Author(s): Jacklin, Stephen A.; Mort, Ray; Morrison, Dwayne
Abstract: This paper reports an approach used to retrofit a set of full-scale main rotor blades with 290 miniature pressure transducers, 46 strain gages, and 24 miniature accelerometers. Normally, in order to avoid disturbing the ...
NASA Center: Ames Research Center
Publication Year: 1992
Added to NTRS: 2004-11-03
Accession Number: 92A25724; Document ID: 19920043100; Report Number: AIAA PAPER 92-0268
Integrating Computer Architectures into the Design of High-Performance Controllers
Author(s): Jacklin, Stephen A.; Leyland, Jane A.; Warmbrodt, William
Abstract: Modern control systems must typically perform real-time identification and control, as well as coordinate a host of other activities related to user interaction, on-line graphics, and file management. This paper discusses ...
NASA Center: Ames Research Center
Publication Year: 1986
Added to NTRS: 2004-11-03
Document ID: 19990116079
American Helicopter Society Test and Evaluation Technical Committee Report
Author(s): Jacklin, Stephen A.; Hindson, William; Kelly, Henry; Goldenberg, Joaquem; Ayer, John; Hermans, Christopher; Hardesty, Mark; Gmelin, Bernd; Peterson, Allen; Barker, Bil, et al.
Abstract: The AHS technical committee for Test and Evaluation is comprised of representatives from industry and government rotorcraft technology development centers. The committee considers many aspects of rotorcraft and VTOL testing, ...
NASA Center: Ames Research Center
Publication Year: 1999
Added to NTRS: 2004-11-03
Document ID: 20030067900
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