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1
Apr
1980
Technical Reports
Operational Parameters in Acoustic Signature Inspection of Railroad Wheels
Keywords: Railroad Wheels; Acoustic Signature; Inspection Systems; Residual Stress
Abstract: A brief summary is ,given of some prior studies which established the feasibility of using acoustic signatures for inspection of railroad wheels. The purpose of the present work...
Report Number
DOT/FRA/ORD-80/2l
Office
RDI-20
1
Apr
1980
Technical Reports
Use of Automatically Acquired Track Geometry Data for Maintenance-of-Way Planning
Subject
Track
Keywords: Instrumentation, Track Maintenance Planning, Track Geometry Indices
Abstract: This report covers a joint FRA/Rail Industry Program to develop maintenance planning techniques based on regularly-scheduled automated track-geometry-measurements and...
Report Number
DOT/FR-80/44
Office
RRD
1
Apr
1980
Technical Reports
Users' Manual for Lateral Stability Computer Programs for Railway Freight Car Models
Subject
Evaluation
Keywords: Eigenvalues, Eigenvectors, Lateral Stability Linear Models, Hunting, Freight Cars, Computer Program
Abstract: The dynamic performance of a rail vehicle is characterized by its curving behavior, vibration response and stability. The stability of a linear system can be studied by such...
Report Number
FRA/OR&D-80/30
Office
RRD
1
Apr
1980
Technical Reports
An Update of the Costs and Benefits of Railroad Electrification
Subject
Evaluation
Keywords: Electrification, Cost Analysis, Energy Impacts
Abstract: This report contains material for use by the Federal Railroad Administration in reassessment of railroad electrification. The costs and benefits of electrification compared to...
Report Number
PM-742-C-14-83
Office
RRD
1
Apr
1980
Technical Reports
Design of Dead-Wire Instrumentation Package for Use on Electrified Railroad Test Track at Transportation Test Center
Subject
Evaluation
Keywords: True Contact Force, Pantograph Head Inertinal Force, Aerodynamic Forces, Contact Wire Stagger, Pantograph Head Trajectory, Static Contact Force
Abstract: This report describes an instrumentation package designed to perform geometry measurements on a catenary system and to identify areas requiring adjustment, to perform maintenance...
Report Number
DOT-FR-80-03
Office
RRD