Natural gas engine and operation method for natural gas engine
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United States of America Patent
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May 2, 2017
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app pub date -
Nov 8, 2013
filing date -
Nov 30, 2012
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Abstract
A natural gas engine equipped with a mechanism that introduces exhaust gas into a cylinder during an intake stroke, and in which an amount of diesel fuel injected into a cylinder is set to a diesel fuel amount for idling condition across an entire operating region of an engine, engine output is increased or decreased by increasing or decreasing an amount of a natural gas fuel, and fuel injection of the diesel fuel into a cylinder is performed using multi-injection in a high load region in which the accelerator opening degree is greater than a preset first opening degree.
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