Contrails
The goal of the Contrails project is to help preserve and disseminate the technical record of 20th century aerospace research, highlighting in particular the research endeavors of the Illinois Tech community.

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16 reports

Aircraft Hydraulic Systems Dynamic Analysis: Volume I: Transient Analysis (HYTRAN) Computer Program User Manual

Author(s): Gerry Aimes; Ray Levek; Dave Struessel
Corporate Author: McDonnell Douglas Corporation
Laboratory: Air Force Aero Propulsion Laboratory
Date of Publication: 1977-02
Report Number: AFAPL TR 76-043 Volume I
full text by request

Aircraft Hydraulic Systems Dynamic Analysis: Volume II: Transient Analysis (HYTRAN) Computer Program Technical Description

Author(s): Gerry Aimes; Ray Levek; Dave Struessel
Corporate Author: McDonnell Douglas Corporation
Laboratory: Air Force Aero Propulsion Laboratory
Date of Publication: 1977-02
Report Number: AFAPL TR 76-043 Volume II
full text by request

Aircraft Hydraulic Systems Dynamic Analysis: Volume IV: Frequency Response (HSFR) Computer Program Technical Description

Author(s): Gerry Aimes; Bob Greene
Corporate Author: McDonnell Douglas Corporation
Laboratory: Air Force Aero Propulsion Laboratory
Date of Publication: 1977-02
Report Number: AFAPL TR 76-043 Volume IV
full text by request

A Theory for Longitudinal Short-Period Pilot Induced Oscillations

Author(s): Smith, Ralph H.
Corporate Author: Systems Research Laboratories, Inc.
Laboratory: Air Force Flight Dynamics Laboratory
Date of Publication: 1977-06
Report Number: AFFDL-TR-77-57
full text by request

F100 Multivariable Control Synthesis Program Volume I - Development of F100 Control System

Author(s): De Hoff, Ronald L., W. Earl Hall, Jr., Richard J. Adams and Narendra K. Gupta
Corporate Author: Systems Control, Inc.
Laboratory: Air Force Aero-Propulsion Laboratory
Date of Publication: 1977-06
Report Number: AFAPL-TR-77-35 Volume I
full text by request

F100 Multivariable Control Synthesis Program Volume II - Appendices A through K

Author(s): De Hoff, Ronald L., W. Earl Hall, Jr., Richard J. Adams and Narendra K. Gupta
Corporate Author: Systems Control, Inc.
Laboratory: Air Force Aero-Propulsion Laboratory
Date of Publication: 1977-06
Report Number: AFAPL-TR-77-35 Volume II
full text by request

13th Annual Railroad Engineering Conference Proceedings: Railroading Challenges in America's Third Century: Improved Reliability and Safety


Corporate Author: Department of Transportation
Date of Publication: 1977-03
Report Number: FRA/ORD-77/13
full text by request

Fault Tolerant Digital Flight Control with Analytical Redundancy

Author(s): Cunningham, Tom; Carlson, Don; Hendrick, Russ; Shaner, Don; Hartmann, Gary; Stein, Gunter
Corporate Author: Honeywell Systems & Research Center
Laboratory: Air Force Flight Dynamics Laboratory
Date of Publication: 1977-05
Report Number: AFFDL-TR-77-25
full text by request

Development of Improved Solders for Electronic Reliability

Author(s): M. C. Denlinger; R. W. Korb; V. F. Lardenoit
Corporate Author: Hughes Aircraft Company
Laboratory: Air Force Materials Laboratory
Date of Publication: 1977-06
Report Number: AFML TR 77-93
full text by request

A Program for Computing Steady Inviscid Three-Dimensional Supersonic Flow on Reentry Vehicles: Vol. I: Analysis and Programming

Author(s): J. M. Solomon, M. Ciment, R. E. Ferguson, J. B. Bell and A. B. Wardlaw, Jr.
Corporate Author: White Oak Laboratory
Laboratory: White Oak Laboratory
Date of Publication: 1977-02-11
Report Number: NSWC/WOL/TR 77-28
full text by request

Non-Destructive Impact Between Railroad Cars: Experimental and Analytical Study

Author(s): Peters, David A. and Sheng K. Yin
Corporate Author: School of Engineering and Applied Science, Washington University
Date of Publication: 1977-01
Report Number: FRA-ORD-76/247
full text by request

Users' Manual for Asymmetric Wheel/Rail Contact Characterization Program

Author(s): Hell, R. and N. K. Cooperrider
Corporate Author: Clemson University and Arizona State University
Date of Publication: 1977-12
Report Number: FRA/ORD-78/05
full text by request

Quantitative Wear Analysis of a Simulated Steel Wheel and Rail

Author(s): Kumar, Sudhir and Ravi Margasahayam
Corporate Author: Department of Mechanics, Mechanical and Aerospace Engineering, Illinois Institute of Technology
Date of Publication: 1977-07
full text by request

Dynamic Simulation of a Railroad Freight Car Using a 1/12 Scale Physical Model

Author(s): Hussain, S. M. A., T. Willis, S. Kumar
Corporate Author: Department of Mechanics, Mechanical and Aerospace Engineering, Illinois Institute of Technology
Date of Publication: 1977-08
full text by request

Finite Element Analysis of Planar Elastic Contact with Friction

Author(s): Annigeri, B., S. Kumar and V. Garg
Corporate Author: Department of Mechanics, Mechanical and Aerospace Engineering, Illinois Institute of Technology
Date of Publication: 1977-01
full text by request

Moiré Analysis of Planar Elastic Contact for Understanding Wheel-Rail Traction

Author(s): Matic, P. and S. Kumar
Corporate Author: Illinois Institute of Technology, Department of Mechanics, Mechanical and Aerospace Engineering
Date of Publication: 1977-04
full text by request