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1
Aug
2003
Research Results
Analysis of Antennas to Improve Differential Global Positioning System (DGPS) Reception on Locomotives
Keywords: antennas, electromagnetic interference (EMI), NDGPS and DGPS reception, locomotives, signal-to-noise-ratio (SNR).
Report Number
RR00-03
Office
RDI-23
1
Aug
2003
Technical Reports
Acoustic Detection of Railcar Roller Bearing Defects: Phase II, Field Test
Keywords: Acoustic railroad bearing detection; tapered railroad roller bearings; railroad bearing defects; spalls; water etching; loose inner rings; roller defects
Abstract: The Transportation Technology Center, Inc. (TTCI), a subsidiary of the Association of American Railroads (AAR) Research and Test Department, conducted a series of simulated...
Report Number
DOT/FRA/ORD-00/06.II
Office
RDI-20
1
Aug
2003
Technical Reports
Acoustic Detection of Railcar Roller Bearing Defects: Phase III, System Evaluation Test
Keywords: Wayside Acoustic Bearing Detection; Railcar Roller Bearing Defects; Raceway Spalls; Roller Defects; Water Etching; Loose Bearing Components; Spun Cones
Abstract: In July 1999, Transportation Technology Center, Inc. (TTCI), a subsidiary of the Association of American Railroads (AAR), conducted a system evaluation test as part of the Federal...
Report Number
DOT/FRA/ORD-00/06.III
Office
RDI-20
1
Aug
2003
Technical Reports
Fatigue Behavior of Railcar Wheel Steel at Ambient and Elevated Temperature
Keywords: Fatigue Behavior of Railcar Wheel Steel at Ambient and Elevated Temperature; material behavior; fatigue performance; TC128; railcar wheels; forgings
Abstract: This report presents the results of a material property test program undertaken on a Class B railcar wheel steel. This work was performed to obtain relevant fatigue data that may...
Report Number
DOT/FRA/ORD-03/19
Office
RDI-20
1
Jul
2003
Technical Reports
Passenger Rail Train to Train Impact Test Volume II: Summary of Occupant Protection Program
Keywords: Passenger Rail Train-to-Train Impact Test Volume II: Summary of Occupant Protection Program
Abstract: On January 31, 2002, a train-to-train collision test was conducted involving a cab-car-led consist with three coach cars, all of conventional design, and a trailing locomotive...
Report Number
DOT/FRA/ORD-03/17.II
Office
RRD