Natural gas engine and operation method for natural gas engine
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United States of America Patent
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Jun 13, 2017
Grant Date -
Oct 22, 2015
app pub date -
Nov 8, 2013
filing date -
Nov 30, 2012
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Abstract
A natural gas engine in which natural gas fuel is injected into an intake system passage, diesel fuel serving as an ignition source is injected into a cylinder, and when igniting the natural gas fuel, the natural gas fuel is combusted by compression ignition of the diesel fuel that has been injected into the cylinder without the use of a spark ignition system. The engine has a mechanism that introduces exhaust gas into a cylinder during an intake stroke.
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