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  22
Mar
2024
Technical Reports
Detailed Puncture Analyses of Tank Cars: Analysis of Different Impactor Threats and Impact Conditions
Author
          Steven W. Kirkpatrick

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
    7
Mar
2024
Technical Reports
External Perception for Locomotives: Systems and Algorithm Development
Author
          Federal Railroad Administration

Subject
                    Human Factors

**Keywords:** Deep learning, deep neural net, object detection, perception, cab technology integration lab, operator fatigue, operator distraction
**Abstract:** ...
Report Number
              DOT/FRA/ORD-24/13

  Office
              RDI-24
    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
Author
          Federal Railroad Administration

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
Author
          Federal Railroad Administration

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)
Author
          Federal Railroad Administration

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

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