Railroads
Track Circuit Shunting Performance Study
Transportation Technology Center, Inc. conducted a series of experiments between April 2012 and January 2014 to determine train characteristics and track conditions that affect shunting performance at two revenue service test locations. Optimization of track circuits for train detection is an...
Rail Crossing Violation Warning Application – Phase II
Built upon prior proof-of-concept work performed by the Battelle Memorial Institute and sponsored jointly by the Federal Highway Administration (FHWA) and the Federal Railroad Administration (FRA), the Rail Crossing Violation Warning (RCVW) Phase II system incorporated refinements to the...
Onboard Monitoring and Control – Wireless Sensor Networks Systems Integration
A practical wireless train network (WTN) for freight trains is defined. A hybrid technology network utilizing ZigBee within each railcar and WiFi to create an ad hoc train network is researched. Motes and PAN-coordinators have been fabricated for demonstration testing. Network software were...