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eLibrary Search

The FRA eLibrary contains all the documents that are found throughout the FRA Public Website. Multiple pages on the website may link to the same eLibrary item based on its set of metatdata.

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16 Jul 2018

Technical Reports

Blunt Impact Testing of a Diesel Multiple Unit Fuel Tank

Author
Federal Railroad Administration

Subject Rolling Stock

Keywords: Diesel multiple unit, DMU, fuel tanks, impact test, crashworthiness, finite element analysis, FEA, puncture resistance, passenger locomotive, fuel tanks

Abstract: The Federal Railroad Administration’s (FRA) Office of Research, Development and Technology has been conducting research into passenger locomotive fuel tank crashworthiness. FRA...

Report Number
DOT/FRA/ORD-18/22
Office
RDI-22

13 Jul 2018

Technical Reports

Discrete Element Modeling of Railroad Ballast Behavior

Author
Federal Railroad Administration

Subject Laboratory, Testing

Keywords: Ballast behavior, discrete element modeling, DEM, Discrete Element Method, triaxial test, fouling, dynamic train loading, ballast degradation and image analysis

Abstract: An innovative integrated computational-experimental laboratory testing framework has been developed at the University of Illinois at Urbana-Champaign to evaluate clean and fouled...

Report Number
DOT/FRA/ORD-18/20
Office
RDI-21

12 Jul 2018

Technical Reports

Research on Methods for Enhancing Positive Train Control Freight Braking Algorithms

Author
Federal Railroad Administration

Subject Positive Train Control

Keywords: Positive Train Control, PTC, Monte Carlo Simulations, PTC enforcement Braking Algorithm, Brake Force Calculation, Umler®, PTC Braking Algorithm

Abstract: The Federal Railroad Administration (FRA) sponsored a research project, executed by Transportation Technology Center, Inc. (TTCI) to investigate methods for enhancing the data...

Report Number
DOT/FRA/ORD-18/19
Office
RDI-23

11 Jun 2018

Technical Reports

Positive Train Location: Final Report

Author
Federal Railroad Administration

Subject Positive Train Control

Keywords: Positive Train Location, PTL, Positive Train Control, PTC, Global Navigation Satellite System, GNSS, Global Positioning System, GPS

Abstract: The overall goal of the Positive Train Location (PTL) project is to develop a system capable of providing the onboard PTC system with timely and accurate position reports of the...

Report Number
DOT/FRA/ORD-18/17
Office
RDI-23

11 Jun 2018

Technical Reports

Locomotive Performance and Engine Durability Assessment of B5 to B20 Biodiesel Fuel Usage

Author
Federal Railroad Administration

Subject Locomotive Standards (Safety & Noise)

Keywords: Biodiesel, engine components, fuel, elastomers, O-rings, 20 percent biodiesel, B20, 5 percent biodiesel, B5, durability, locomotive

Abstract: This report summarizes work performed by Southwest Research Institute (SwRI®) to investigate the durability of several locomotive engine components under various blends of...

Report Number
DOT/FRA/ORD-18/18
Office
RDI-22