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25
Oct
2019
Technical Reports
Prototype Design and Evaluation of Hybrid Solid Oxide Fuel Cell Gas Turbine Systems for use in Locomotives
Subject
Rolling Stock
Keywords: Solid oxide fuel cell-gas turbine, SOFC-GT, hybrid fuel cell system, National Fuel Cell Research Center, NFCRC, fuel cell, gas turbine, prototype design, locomotive engine
Abstract: Hybrid solid oxide fuel cell-gas turbine (SOFC-GT) systems are among the most efficient and lowest emitting power generation systems conceived for use in locomotives. Their...
Report Number
DOT/FRA/ORD-19/43
Office
RDI-22
17
Oct
2019
Technical Reports
Improving Collision Post Crashworthiness of Legacy Locomotives
Subject
Rolling Stock
Keywords: Accidents, crashworthiness, collision-posts, crash protection, S-580, narrow- nose, fatalities
Abstract: Modern locomotives are built to crashworthiness standards defined in Subpart D of Title 49 Code of Federal Regulations (CFR) Part 229 as well as the Association of American...
Report Number
DOT/FRA/ORD-19/41
Office
RDI-22
11
Oct
2019
Technical Reports
Heat Release Rate Requirements for Railcar Interior Finish: Appendices A Through E
Subject
Rolling Stock
Keywords: Rail car, interior finish, heat release rate, flammability performance requirement, fire safety
Report Number
DOT/FRA/ORD-19/39
Office
RDI-22
8
Oct
2019
Technical Reports
Acoustical Warning Devices as Emergency Warning Systems, Phase 1
Subject
Emergency Notification Systems,
Grade Crossing Technology
Keywords: Emergency warning, train horn, trespassers, music masking sounds, reaction time, acoustic warning device
Abstract: Acoustical warning devices are designed to warn trespassers of an approaching train. This study evaluated the urgency and detectibility of potential warning sounds.
Report Number
DOT/FRA/ORD-19/40
Office
RDI-23
4
Oct
2019
Technical Reports
A Study of Environmental and Track Factors that Contribute to Abrasion Damage of Concrete Ties
Subject
Track
Keywords: Concrete ties, tie abrasion, mud pumping, ballast fouling, track drainage, track
Abstract: Kansas State University (KSU), the University of Florida, and Infrastructure Research, LLC inspected 36 railroad track sites with suspected concrete bottom tie abrasion to...
Report Number
DOT/FRA/ORD-19/38
Office
RDI-21