Efficiency and emissions improvements for natural gas conversions of EMD 2-cycle medium speed engines
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United States of America Patent
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Dec 5, 2017
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N/A
app pub date -
Sep 14, 2015
filing date -
Mar 15, 2013
priority date (Note) -
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Abstract
A prechamber assembly includes a cylinder head including a coolant cavity, a prechamber body located within the cylinder head, the prechamber body including a nozzle, and an annular sleeve radially surrounding a portion of the prechamber body. The sleeve includes a plurality of coolant inlet holes. A portion of the prechamber body is radially spaced from the sleeve to form a coolant sleeve annulus extending along a length of the prechamber body above the coolant inlet holes. The coolant cavity and the coolant sleeve annulus are in fluid communication through the plurality of coolant inlet holes.
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