发明申请
US20130213328A1 CONTROL VALVE FOR CONTROLLING COMPRESSION RATIO AND COMBUSTION RATE 审中-公开
用于控制压缩比和燃烧速率的控制阀

CONTROL VALVE FOR CONTROLLING COMPRESSION RATIO AND COMBUSTION RATE
摘要:
A method of controlling the compression ratio in an engine (10) having at least one cylinder (12) with a piston (14) includes providing an air control valve (16) in fluid communication with the cylinder, where the air control valve is in fluid communication with a reservoir (52). The method also includes opening the air control valve (16) in a compression stroke before the piston (14) reaches top dead center, and closing the air control valve (16) when the piston reaches top dead center.
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