SENSOR NETWORK FOR LIQUID DRAINAGE SYSTEMS
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United States of America Patent
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N/A
Issued Date -
Aug 13, 2009
app pub date -
Feb 12, 2009
filing date -
Feb 13, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A manhole monitoring unit includes a housing mountable to walls of a closed manhole, without breaching an insulating layer on the walls, a data processor to receive data from monitoring sensors in the manhole, and a communication unit at least for transmitting wirelessly the data to an external network unit located above ground. A manhole monitoring and control unit includes a housing mountable to walls of a closed sewage manhole, without breaching the walls, a data processor to receive data from monitoring sensors in the manhole and to control actuators according to high level network commands, and a communication unit for transmitting wirelessly the data to an external network unit located above ground and receiving commands.
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