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1 Feb 1981

Technical Reports

Review and Summary of Computer Programs for Railway Vehicle Dynamics

Author
Walter D. Pilkey

Subject Track/Train Interactions

Keywords: Wheel/Rail Contact, Lateral Stability, Curving Dynamics, Computer Models

Abstract: To assess the state of development of computer programs which apply to the dynamics of rail vehicles, reviews were prepared of programs in six different categories: lateral...

Report Number
FRA/OR&D-81/17
Office
RRD

1 Jan 1981

Technical Reports

Fundamental Studies Related to Wheel/Rail Contact Stress

Author
B. Paul

Subject Track/Train Interactions

Keywords: Rail-Wheel Interaction, Conformal Contact, Elasticity, Creepage, Non-Hertzian Contact

Abstract: This Final Report summarizes the research performed and-provides a brief review of the major results of the program. The problems discussed include: the development of cost-...

Report Number
FRA/ORD-81/05
Office
RRD

1 Dec 1980

Technical Reports

Preliminary Evaluation of Rail Vibration Techniques for Rail Force Measurements

Author
W. S. McEwan, G. Born

Subject Track/Train Interactions

Keywords: Longitudinal Rail Forces, Rail Stresses, Train/Track Dynamics

Abstract: It has been postulated that the vibrational response of a railroad rail, subjected to a sharp mechanical impact, should vary according to the magnitude of the internal...

Report Number
R-437
Office
RRD

1 Oct 1980

Technical Reports

Plate Instrumented Wheelsets for Measurement of Wheel/Rail Forces

Author
W. I. Thompson III

Subject Track/Train Interactions

Keywords: Rail/Vehicle Dynamics, Locomotive Strain Gauges, Wheel/Rail Forces

Abstract: Strain gauge instrumented wheelsets are an important research tool in experimental rail vehicle testing. This report expounds the principle of operation of the instrumented plate...

Report Number
FRA/ORD-80/58
Office
RRD

1 Sep 1980

Technical Reports

Draft Gear/Cushioning Unit Optimization for Train Action - Volume II: Final Report

Author
S. K. Punwani

Subject Track/Train Interactions, Evaluation

Keywords: Coupler Forces, Cushioning Units, Draft Gear/Cushioning Unit Simulation, Draft Gears, Train Action

Abstract: This report describes a series of impact tests that were conducted by W. H. Miner, Inc., Research and Development Division, for the Draft Gear/Cushioning Unit Optimization Task of...

Report Number
R-363
Office
RRD