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1
Sep
1974
Technical Reports
Fracture Resistance of Railroad Wheels
Keywords: Railroad wheels; Carbon steels; Fracture mechanics; Fracture toughness; Failure analysis
Abstract: The effects of manufacturing method, chemical composition, heat treatment, temperature, and loading rate on the plane strain fracture toughness KIC of railroad wheels have been...
Report Number
DOT/FRA/ORD-75/12
Office
RDI-21
1
Sep
1974
Technical Reports
Review of Proposed Specifications Relating to the Shipment of Ethylene in Tank Cars at Cryogenic Temperatures
Subject
Hazardous Materials
Keywords: Liquefied Petroleum Gases, Cryogenics, Shipping Regulations
Abstract: This report reviews proposed specifications and shipper regulations for 113 series tank cars for transporting liquid ethylene at cryogenic temperatures. The study was limited...
Report Number
FRA-OR&D 75-41
Office
RDI-22
1
Aug
1974
Technical Reports
Guidelines for Enhancement of Visual Conspicuity of the Trailing End of Trains
Subject
Accident Reduction,
Best Practices
Keywords: Train Collision, Train Visibility, Collision Avoidance
Abstract: This report summarizes a comprehensive study of potential means of reducing the probability of train-train collisions through enhancement of the visual conspicuity of the...
Report Number
FRA-ORD&D-75-7
Office
RDI-23
1
Aug
1974
Technical Reports
Introduction to the Application of the DYNALIST Computer Program to the Analysis of Rail Systems Dynamics
Subject
Best Practices
Keywords: Rail Vehicle Dynamics, Dynamic Systems, Models
Abstract: DYNALIST, a computer program that extracts complex eigenvalues and eigenvectors for dynamic systems described in terms of matrix equations of motion, has been acquired and made...
Report Number
FRA-ORD&D-75-2
Office
RDI-22
14
Jun
1974
Technical Reports
Aerodynamics of High Speed Ground Transportation Research and Development
Subject
High-Speed Passenger Rail
Keywords: High Speed Ground Transportation, Aerodynamics
Abstract: The aerodynamic problems of high speed ground transportation systems have been examined for both conventional rail and other high speed systems. An aerodyhamic research and...
Report Number
FRA-ORD&D-75-l7
Office
RDI-22