Title :
The application of microprocessor technology in classification yard control
Author :
LaPolla, Anthony J.
Author_Institution :
General Railway Signal, Dallas, Texas
Abstract :
Classification yard automation began with relays and relay logic, moved to analog circuitry, then to digital computers, and finally to microprocessors. With this technology, railroads are able to distribute the functions and allow each microprocessor to perform individual functions in the yard.
Keywords :
Analog computers; Application software; Automatic control; Automation; Circuits; Control systems; Digital relays; Microprocessors; Switches; Velocity control;
Conference_Titel :
Vehicular Technology Conference, 1986. 36th IEEE
DOI :
10.1109/VTC.1986.1623469
