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    • 1. 发明申请
    • VARIABLE NOZZLE MECHANISM
    • 可变的喷嘴机构
    • US20140311159A1
    • 2014-10-23
    • US14358385
    • 2012-11-06
    • Hiroaki IkegamiKoichi YonezawaTsuyoshi UesugiManabu Ishikawa
    • Hiroaki IkegamiKoichi YonezawaTsuyoshi UesugiManabu Ishikawa
    • F02C7/00
    • F02C7/00F01D17/165F05D2220/40F05D2230/642F05D2250/42
    • A variable nozzle mechanism applied to a turbocharger includes a pair of annular plates located between a scroll passage and a turbine chamber such that the plates are apart from each other in a direction along an axis; a coupling portion which couples the plates; a plurality of variable nozzles which are provided between the plates so as to open and close, and which change a flow speed of exhaust gas blown onto a turbine wheel when an opening degree of the variable nozzles is changed; and an urging portion which urges the plates in the direction along the axis to press one of the plates against a contacted object. The one of the plates includes a contact face which is in contact with the contacted object, and the contact face is located on an action line along which an urging force of the urging portion acts.
    • 应用于涡轮增压器的可变喷嘴机构包括位于涡旋通道和涡轮室之间的一对环形板,使得板沿着轴线的方向彼此分开; 连接板的联接部分; 多个可变喷嘴,其设置在所述板之间以打开和关闭,并且当所述可变喷嘴的开度改变时,改变吹送到涡轮机叶轮上的废气的流速; 以及沿着轴线的方向推动板的推压部分将板中的一个压靠在接触物体上。 所述板之一包括与被接触物体接触的接触面,并且所述接触面位于所述推动部分的作用力作用的作用线上。
    • 4. 发明授权
    • Fuel pressure control apparatus of internal combustion engine
    • 内燃机燃油压力控制装置
    • US06450147B2
    • 2002-09-17
    • US09814872
    • 2001-03-23
    • Takayuki DemuraHiroyuki MizunoKoichi Yonezawa
    • Takayuki DemuraHiroyuki MizunoKoichi Yonezawa
    • F02M3706
    • F02D41/3845F02D41/1482F02D2041/1409F02D2041/1422F02D2250/31
    • A fuel pressure control apparatus and method controls a pressure of fuel that is delivered from a fuel pump to a fuel pipe in an internal combustion engine of a vehicle. A controller of the fuel pressure control apparatus calculates a controlled variable based on at least an integral term that is updated in accordance with a difference between an actual fuel pressure in the fuel pipe and a target value thereof; and controls an amount of the fuel delivered from the fuel pump in a feedback manner, using the controlled variable, so that the actual fuel pressure approaches the target value. During the control of the fuel pressure, the controller inhibits updating of the integral term to a value that results in an increase in the amount of the fuel delivered from the fuel pump, when the amount of the fuel delivered is approximate to or equal to a maximum value thereof.
    • 燃料压力控制装置和方法控制从燃料泵输送到车辆的内燃机中的燃料管的燃料的压力。 燃料压力控制装置的控制器基于至少一个根据燃料管道中的实际燃料压力与其目标值之间的差异更新的积分项来计算控制变量; 并且使用所述受控变量来控制从所述燃料泵输送的燃料的量,以使得所述实际燃料压力接近所述目标值。 在燃料压力的控制期间,当所输送的燃料量近似等于或等于一个时,控制器禁止将积分项更新为导致从燃料泵输送的燃料量增加的值 最大值。