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22
Mar
2024
Technical Reports
Detailed Puncture Analyses of Tank Cars: Analysis of Different Impactor Threats and Impact Conditions
Subject
Hazardous Materials
Keywords: Tank car, Impactor, derailment, hazardous materials, hazmat
Abstract: There has been significant research in recent years to analyze and improve the impact behavior and puncture resistance of railroad tank cars. Much of this research has been...
Report Number
DOT/FRA/ORD-13/17 Revision 1
Office
RRD
29
Feb
2024
Technical Reports
Fire Performance of a Cryogenic ISO UN-T75 Storage Tank Using Analytical Methods and Fire Testing – Phase 2: Testing with LNG in an ISO Tank
Subject
Hazardous Materials
Keywords: Liquefied Natural Gas (LNG), Liquid Nitrogen (LN2), ISO UN-T75 Tank, Flatcar, Pressure Relief Valve/Device (PRV/PRD), Directional Flame Thermometer (DFT), Incident Heat Flux, Surface Temperature
Abstract: FRA sponsored a study by Southwest Research Institute to...
Report Number
DOT/FRA/ORD-24/11
Office
RDI-22
29
Feb
2024
Technical Reports
Modeling and Analysis of Phase Change in a DOT-113 Tank Car Surrogate Filled with Liquid Nitrogen
Subject
Hazardous Materials
Keywords: Impact test, DOT-113 tank car, tank car performance, transportation safety, liquefied natural gas, LNG, liquid nitrogen, LN2, finite element analysis, FEA, hazardous materials, rolling stock, cryogenic, phase change, thermodynamics
Abstract: As part of a series of impact tests, the Federal Railroad...
Report Number
DOT/FRA/ORD-24/12
Office
RDI-22
1
Feb
2024
Technical Reports
Improving Tank Car Crash Energy Management (CEM)
Subject
Hazardous Materials
Keywords: Rolling stock research, FEA, mitigation, hazmat, tank car, puncture resistance, TC128-B
Abstract: The Federal Railroad Administration sponsored a 2-year research effort between August 2020 and August 2022 to investigate multiple mitigation concepts for hazmat tank cars,...
Report Number
DOT/FRA/ORD-24-05
Office
RDI-22
25
Jan
2024
Technical Reports
Improving Thermal Protection of Cryogenic Tank Cars Through Testing, Analysis, and Evaluation of Pressure Relief Valve System Performance
Subject
Hazardous Materials
Keywords: Cryogenic fluid, dual phase flow, simulation, fire, LNG
Abstract: The Federal Railroad Administration (FRA) sponsored a research team to conduct high fidelity finite element (FE) modeling to evaluate the effects of post-derailment motion on...
Report Number
DOT/FRA/ORD-24/01
Office
RDI-22