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5
Dec
2019
Technical Reports
Positive Train Control (PTC) Monitoring and Analysis of the Integrated Network (MAIN) - Phase I
Subject
Positive Train Control
Keywords: Monitoring and Analysis of Integrated Network, MAIN, Positive Train Control, PTC, PTC monitoring, PTC troubleshooting, Interoperable PTC, shared PTC assets
Report Number
DOT/FRA/ORD-19/45
Office
RDI-23
4
Dec
2019
Technical Reports
Heat Release Rate Requirements for Railcar Interior Finish
Subject
Rolling Stock
Keywords: Rail car, interior finish, heat release rate, HRR, flammability performance requirement, fire safety
Abstract: The focus of this research was to establish heat release rate (HRR) based performance requirements for intercity and commuter passenger railcar interior finish materials. A...
Report Number
DOT/FRA/ORD-19/39
Office
RDI-22
2
Dec
2019
Technical Reports
Development of Enhanced Overlay Positive Train Control (EO-PTC)
Subject
Positive Train Control
Keywords: Positive Train Control, PTC, Enhanced Overlay Positive Train Control, EO-PTC, train control, rail signaling, traffic capacity improvement
Abstract: Transportation Technology Center, Inc. (TTCI) researched a new method of train control proposed to increase operational efficiency where Positive Train Control (PTC) equipment...
Report Number
DOT/FRA/ORD-19/44
Office
RDI-23
2
Dec
2019
Technical Reports
Wheel Bearing Brake/Instrumented Wheelset (WBB/IWS) Friction Characterization Study
Subject
Track
Keywords: Wheel/rail interface, W/R, friction, angle of attack, AoA, traction curves, instrumented wheelset, IWS, rolling contact fatigue, wear, tribometer
Abstract: The wheel/rail (W/R) interface experiences variable friction conditions during in-service operation. This is due mainly to the application of top-of-rail friction modifiers (...
Report Number
DOT/FRA/ORD-19/46
Office
RDI-21
2
Dec
2019
Technical Reports
Analysis of Non-Track-Circuit Highway-Rail Grade Crossing Train Detection Technologies
Subject
Grade Crossing Technology,
Highway-Rail Grade Crossings
Keywords: Highway-rail, grade crossing, accident prediction formula, acoustic train detection, fiber-Bragg grating, magnetometer, seismic train detection, track circuits, train detection, warning device effectiveness, warning device upgrade, wheel detectors, safety
Abstract: This study assessed whether devices that did not rely on track circuits to detect trains were suitable to deploy active warnings at grade crossings.
Report Number
DOT/FRA/ORD-19/47
Office
RDI-23