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Technical Reports

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Freight Car Truck Design Optimization: Literature Search - Volume III

Volume III of the TDOP Literature Search contains the sections entitled: "Truck Performance" and "Literature Search Title Index." The section dealing with truck performance contains: an introduction dealing with literature selected for reprinting, reprints of articles judged particularly...

Freight Car Truck Design Optimization: Literature Search - Volume II

Volume II of the TDOP Literature Search contains the sections entitled: "Truck Components” and "Track-Train Dynamics As Related To Truck Performance." Each of the two sections contains: an introduction dealing with literature selected for reprinting, reprints of articles judged particularly...

Freight Car Truck Design Optimization: Literature Search - Volume I

This document serves as an introduction to the literature known to be available and relevant to rail freight car trucks, their components and performance characteristics. In connection with the Federal Railroad Administration sponsored research in Truck Design Optimization a literature search...

Evaluation of Prototype Head Shield for Hazardous Material Tank Car

The structural integrity of a prototype tank car head shield for hazardous material railroad tank cars was evaluated under conditions of freight car coupling at moderate to high speeds. This is one of the most severe environments encountered in normal railroad service. Two versions of the shield...

Comparison of Two HSGT Magnetic Suspension Systems (Attraction)

Two alternate attraction magnetic suspension systems are compared on a magnetic performance basis as well as on their lift-to-weight (l/w) capabilities. On an equal current basis, the lower reluctance, flat track configuration has higher lift force and better l/w than the U shaped track...