Water spraying system
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United States of America Patent
Stats
-
Dec 12, 2006
Grant Date -
Aug 11, 2005
app pub date -
Apr 16, 2003
filing date -
Apr 19, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A water spraying system, especially for the humidification of the intake air of a piston engine to reduce nitrogen oxide emissions, said system comprising at least one nozzle (9, 10, 11, 12, 13) for spraying an aqueous liquid mist into the air intake duct (2) and means for conveying the liquid to be sprayed to the nozzle. The system comprises means for accomplishing the injection of a spray of aqueous liquid mist to at least one point in the air intake duct (2) depending on the load and/or speed of rotation and/or temperature of the engine.
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