SYSTEM FOR CONTROL OF COMPRESSORS AND AIR DRYERS IN TUNNELS
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United States of America Patent
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Jul 19, 2016
Grant Date -
Jul 21, 2016
app pub date -
Jan 16, 2015
filing date -
Jan 16, 2015
priority date (Note) -
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Abstract
An improved air supply control system for a locomotive that includes a global positioning system (GPS) and a track database having the locations of rail road tunnels. Locomotives equipped with one or more air compressors and/or an air dryer are operated by the air supply control system to, firstly, minimize unnecessary air compressor operation in a tunnel and, secondly, to operate only the compressor and air dryer of the lead locomotive in a consist if the air supply system must be operated while the locomotives are in a tunnel.
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