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1
May
1985
Technical Reports
Thermal Protection Study of Cryogenic Tank Cars
Subject
Hazardous Materials
Keywords: Railroad Tank Cars; safety; cryogenic; thermal systems
Abstract: This study was concerned with the thermal protection capability of insulation systems used on tank cars which are utilized in the transportation of hazardous materials at...
Report Number
DOT/FRA/ORD-85/12
Office
RDI-20
1
Apr
1985
Technical Reports
Thermal Insulation Systems Study for the Chlorine Tank Car
Subject
Hazardous Materials
Keywords: Thermal systems; ceramic fiber; safety; chlorine; railroad tank cars
Abstract: A number of therma1 tests were performed on three insulation systems. The purpose was to ascertain if an insulation system consisting of existing materials could prevent the...
Report Number
DOT/FRA/ORD-85/10
Office
RDI-20
1
Jan
1985
Technical Reports
Small Scale Impact Simulation Tests
Subject
Hazardous Materials
Keywords: Scale model; tank head; impact; puncture; mitigating material; low temperature; lading
Abstract: In derailments and switchyard operations, tank cars frequently experience impacts that result in tank car head puncture. From a cost effective viewpoint, it is not practical to...
Report Number
DOT/FRA/ORD-85/04
Office
RDI-20
1
Jan
1985
Technical Reports
An Experimental Investigation of the Discharge of a Flashing Liquid from a Finite Reservoir: A Fundamental Study of the Two-Phase Flow Phenomena Occurring During Venting from Rail Tank Cars
Subject
Hazardous Materials
Keywords: Two-Phase Flow; Pressure Vessel; Blowdown; Rail-Tank Car Venting; Two-Phase Boiling; Flashing Flow; Venting of Compressed Liquified Vapor
Abstract: The design of pressure relief valves for railroad tank cars containing pressurized liquid commodities is dependent on knowledge of venting rates during accidents. In turn,...
Report Number
DOT/FRA/ORD-85/05
Office
RDI-20
1
Jun
1984
Technical Reports
Temperatures, Pressures, and Liquid Levels of Tank Cars Engulfed in Fires : Volume 1, Results of Parametric Analyses
Subject
Facilities & Test Equipment,
Hazardous Materials
Keywords: tank cars; hazardous materials; tank car isulation; safety relief valves
Abstract: An analytical procedure has been developed for calculating the effects of fire on a railroad tank car containing a hazardous material. The procedure was developed so that the...
Report Number
DOT/FRA/ORD-84/08.I
Office
RRD