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    • 10. 再颁专利
    • Intake control apparatus for an engine and method
    • 一种发动机进气控制装置及方法
    • USRE43034E1
    • 2011-12-20
    • US12951545
    • 2010-11-22
    • Shunichi AoyamaShinichi TakemuraRyosuke Hiyoshi
    • Shunichi AoyamaShinichi TakemuraRyosuke Hiyoshi
    • F01L1/34
    • F01L13/0021F01L1/344F01L13/0026F01L2013/0073F01L2820/00F02B2031/006F02D13/0226F02F1/18F02F3/14F05C2203/08Y02T10/18
    • An engine intake control apparatus for an engine that comprises at least one combustion chamber operatively connected to an intake port and an intake valve associated with each intake port, wherein the intake valve is adapted to open and close the intake port is disclosed herein. The intake control apparatus comprises a variable valve operating mechanism and a controller. The variable valve operating mechanism is configured and arranged to selectively change a valve closing timing and a valve lift amount of the intake valve. The controller is configured and arranged to control the variable valve operating mechanism when the engine is in a low load condition. The valve closing timing is determined such that an actual compression ratio of the engine is reduced relative to the actual compression ratio when the engine is operating in a high load condition. The valve lift amount is smaller when the engine is in the low load condition relative to the valve lift amount when the engine is in the high load condition. A method for controller an engine is also disclosed.
    • 一种用于发动机的发动机进气控制装置,其包括至少一个燃烧室,该燃烧室可操作地连接到进气口和与每个进气口相关联的进气门,其中该进气门适于打开和关闭进气口。 进气控制装置包括可变气门操作机构和控制器。 可变气门操作机构被构造和布置成选择性地改变进气门的关闭正时和气门升程量。 控制器构造和布置成在发动机处于低负载状态时控制可变气门操作机构。 确定阀关闭正时,使得当发动机在高负载状态下运行时,发动机的实际压缩比相对于实际压缩比减小。 当发动机处于高负载状态时,当发动机处于低负载状态时相对于气门升程量,气门升程量较小。 还公开了一种用于发动机控制器的方法。