Method of operating carburetted dual-fuel engines with diesel pilot oil injection
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United States of America Patent
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-
May 23, 1989
Grant Date -
N/A
app pub date -
Dec 28, 1987
filing date -
Dec 28, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This is concerned with a method of operating a dual-fuel engine, meaning an engine that is supplied with a mixture of gaseous fuel and air which is ignited by an injection of a small amount of so-called pilot oil which is diesel fuel. Additionally the invention is concerned with a method of operation that injects an approximately constant amount of pilot oil regardless of speed variations so as to save fuel at the higher speeds and is specifically applicable or useful with over-the road dual fuel engines, meaning mobile units on trucks, tractors, etc.
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