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eLibrary Search

The FRA eLibrary contains all the documents that are found throughout the FRA Public Website. Multiple pages on the website may link to the same eLibrary item based on its set of metatdata.

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To search an exact document title or key phrase, place quotations around the text. Example: "U.S. Government Grade Crossing Research & Stakeholder Engagement" Entering keywords without quotations will search the eLibrary for all occurrences of the keywords.

1 Dec 1981

Technical Reports

Design Studies on Iron-Core Synchronously Operating Linear Motors

Author
Enrico Levi

Subject Evaluation

Keywords: Inductor Motors, Claw-Pole Motors, Motor Design

Abstract: This report concerns the design of iron-core synchronously-operating linear motors with passive rail track. Claw-pole and homopolar inductor motors were the 2 basic types...

Report Number
FRA/ORD 81/74
Office
RRD

1 Dec 1981

Technical Reports

Dynamic Analysis of a Vehicle/Bridge System for Calculation of Impact Loads

Author
Satya P. Singh, Sam P. Singh, V. K. Garg

Subject Bridge and Structures Safety

Keywords: Bridge Design, Bridge Impact, Bridge Stresses, Mathematical Model

Abstract: A mathematical model to obtain various generalized physical properties, such as mass, stiffness, damping and loads, has been derived to evaluate the dynamic response of a coupled...

Report Number
R-447
Office
RRD

1 Dec 1981

Technical Reports

Power Conditioning Hardware for AC Traction Based on the Utilization of TLRV Hardware and Technology

Author
Graham W. McLean

Subject Track/Train Interactions

Keywords: Tracked Levitated Research Vehicle, Railroad Traction, Power Converters, AC Traction Motors, Torque Pulsation, Two-Phase Cooling

Abstract: This final report records the findings of an application study that investigated the feasibility of hardware and technology transfer to railroad traction of a multimegawatt power...

Report Number
DOT-FR-9132
Office
RRD

1 Dec 1981

Technical Reports

U. S. Transit Track Restraining Rail Volume I, Study of Requirements and Practices

Author
Edward G. Cunney, Ta-Lun Yang

Subject Tracks & Structures

Keywords: Check Rail, Guard Rail, Track Design, Construction, Maintenance, Rail Lubrication, Track Research

Abstract: This report covers a study of restraining rails in transit track made as part of the current research program of the Urban Mass Transportation Administration of the U.S....

Report Number
UMTA-MA-06-0100-81-6
Office
RRD

1 Dec 1981

Technical Reports

Supplemental Standards for Technical Reports and Machine-Readable Products

Author
Office of Railroad Research and Development

Subject Best Practices

Keywords: Procedures

Abstract: This document establishes standards and procedures to be followed in the handling of technical reports and machine-readable products prepared by or for the Office of Research and...

Report Number
DOT/FRA/ORD-81-71
Office
RRD