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    • 112. 发明申请
    • Intake-negative-pressure-increasing apparatus for engine
    • 发动机进气负增压装置
    • US20060060175A1
    • 2006-03-23
    • US11219705
    • 2005-09-07
    • Yukihiro SonodaMamoru Yoshioka
    • Yukihiro SonodaMamoru Yoshioka
    • F02B23/00
    • F02M23/02F02D9/1015F02D9/104F02D9/1055Y02T10/146
    • An intake-negative-pressure-increasing apparatus is disclosed, for use with an engine, and comprises a bypass passage extending from an intake pipe portion in the neighborhood of the throttle valve to an intake pipe portion downstream of the intake pipe portion in the neighborhood of the throttle valve. A negative pressure is generated by the air flowing through the bypass passage and is supplied to an actuator operated by the negative pressure as the driving power. At least one air inlet opening of the bypass passage open to the intake pipe portion in the neighborhood of the throttle valve is formed in the intake pipe in such a manner that as long as the opening degree of the throttle valve is within a specified range, a part of the air inlet opening is closed by the outer peripheral end surface of the throttle valve, and the area of the part of the air inlet opening not closed by the outer peripheral end surface of the throttle valve and kept open upstream of the throttle valve can be changed by adjusting the opening degree of the throttle valve.
    • 公开了一种用于发动机的进气负压增压装置,包括从节气门附近的进气管部分延伸到邻近进气管部分下游的进气管部分的旁通通道 的节流阀。 通过旁通通路的空气产生负压,作为驱动力供给到由负压工作的致动器。 在进气管中形成了在节流阀附近向进气管部分开放的旁路通路的至少一个进气口,只要节流阀的开度在规定范围内, 空气入口的一部分由节流阀的外周端面封闭,空气入口的一部分的面积不被节流阀的外周端面封闭,并且在节流阀的上游保持开度 可以通过调整节流阀的开度来改变阀门。
    • 114. 发明授权
    • Warming up control device for a catalytic converter for an internal
combustion engine
    • 预热用于内燃机的催化转化器的控制装置
    • US5613360A
    • 1997-03-25
    • US385436
    • 1995-02-08
    • Akira IwaiMamoru YoshiokaYasuhito Tsutsumi
    • Akira IwaiMamoru YoshiokaYasuhito Tsutsumi
    • F01N3/20F01N3/24F02D41/02F02D45/00F02P5/15
    • F02P5/1506F02D41/0255Y02T10/26Y02T10/46
    • The warming up control device according to the present invention determines precisely whether the temperature of the catalytic converter of the internal combustion engine has reached the activating temperature of the catalyst after the engine starts, The device estimates the heat amount transferred from the exhaust gas the catalytic converter based on the amount of the fuel supplied to the engine, and calculates the total heat amount transferred to the catalytic converter after the engine starts. The device determines that the temperature of the catalytic converter reaches the activating temperature of the catalyst when the calculated total heat amount reaches a predetermined value. Since the completion of the warming up of the catalytic converter is precisely determined, the warming up operation of the catalyst, such as the ignition timing retardation, can be terminated at a proper time, thus an unnecessary increase in fuel consumption and a deterioration in the engine performance can be avoided.
    • 根据本发明的预热控制装置精确地确定内燃机的催化转化器的温度是否已经达到发动机启动后的催化剂的活化温度。该装置估计从废气传递的热量催化剂 转换器,并且计算在发动机起动之后传递到催化转化器的总热量。 当计算的总热量达到预定值时,该装置确定催化转化器的温度达到催化剂的活化温度。 由于精确确定了催化转化器的升温结束,所以可以在合适的时间终止催化剂的点火时间延迟等的预热操作,从而不必要地增加燃料消耗和劣化 发动机性能可以避免。
    • 117. 发明授权
    • Internal combustion engine with a dual turbocharger system
    • 具有双涡轮增压器系统的内燃机
    • US5154057A
    • 1992-10-13
    • US645635
    • 1991-01-25
    • Mamoru YoshiokaToshihisa SugiyamaToru Kidokobo
    • Mamoru YoshiokaToshihisa SugiyamaToru Kidokobo
    • F02B37/007
    • F02B37/12F02B37/007Y02T10/144
    • An internal combustion engine with a dual turbocharger system includes a first turbocharger operated through an entire intake air quantity, a second turbocharger operated only at large intake air quantities, an exhaust bypass conduit bypassing a turbine of the second turbocharger, an exhaust bypass valve installed in the exhaust bypass conduit, and exhaust bypass valve opening control means for controlling at least one of a time to begin opening and a speed of opening the exhaust bypass valve. The exhaust bypass valve is opened before the turbocharger operation is switched from a "one-turbocharger-operation" to a "two-turbocharger-operation" so that the second turbocharger is run-up and a smooth transition can be obtained. The exhaust bypass valve begins to open at a lower charging pressure when a transmission gear position is low than when the gear position is high, a period of time for running-up the second turbocharger is lengthened so that the second turbocharger is sufficiently run-up and a torque shock at the transition form "one-turbocharger-operation" to "two-turbocharger-operation" is minimized.
    • 具有双涡轮增压器系统的内燃机包括通过整个进气量操作的第一涡轮增压器,仅在大的进气量下操作的第二涡轮增压器,绕过第二涡轮增压器的涡轮机的排气旁通管,安装在 排气旁通管道和排气旁通阀开度控制装置,用于控制开始打开的时间和排气旁通阀的打开速度中的至少一个。 在将涡轮增压器操作从“单涡轮增压器操作”切换到“双涡轮增压器操作”之前,排气旁通阀打开,使得第二涡轮增压器起动并且可以获得平稳的转变。 当传动档位低于档位高时,排气旁通阀开始以较低的充气压力打开,使第二涡轮增压器升高的时间段延长,使得第二涡轮增压器充分起动 并且将“单涡轮增压器运转”转换为“双涡轮增压器运转”的转矩冲击最小化。
    • 118. 发明授权
    • Internal combustion engine with a dual turbocharger system
    • 具有双涡轮增压器系统的内燃机
    • US5144803A
    • 1992-09-08
    • US643588
    • 1991-01-22
    • Mamoru YoshiokaToshihisa SugiyamaToru Kidokoro
    • Mamoru YoshiokaToshihisa SugiyamaToru Kidokoro
    • F02B37/007F02D41/00
    • F02B37/007F02D41/0007Y02T10/144
    • An internal combustion engine with a dual turbocharger system which includes an engine, a first and a second turbocharger arranged in parallel with each other, an intake switching valve located downstream of a compressor of the second turbocharger, an exhaust switching valve located downstream of a turbine of the second turbocharger, and an exhaust bypass valve installed an exhaust bypass conduit bypassing the exhaust switching valve. The exhaust bypass valve is opened on the basis of a charging pressure at low engine speeds and is opened on the basis of an intake air quantity at high engine speeds. As a result of controlling the exhaust bypass valve in this fashion, a smooth transition from a "one-turbocharger-operation" to a "two-turbocharger-operation" can be obtained throughout the entire range of engine speeds.
    • 一种具有双涡轮增压器系统的内燃机,其包括发动机,彼此并联布置的第一和第二涡轮增压器,位于第二涡轮增压器的压缩机下游的进气切换阀,位于涡轮机下游的排气切换阀 和排气旁通阀,其安装有旁通排气切换阀的排气旁路管道。 排气旁通阀基于低发动机转速下的充气压力打开,并且基于高发动机转速下的进气量而打开。 作为以这种方式控制排气旁通阀的结果,在整个发动机速度范围内可以获得从“单涡轮增压器操作”到“双涡轮增压器操作”的平滑过渡。
    • 119. 发明授权
    • Throttle valve opening controller
    • 节流阀开度控制器
    • US4359982A
    • 1982-11-23
    • US171816
    • 1980-07-24
    • Mamoru YoshiokaTakao Tate
    • Mamoru YoshiokaTakao Tate
    • F02M19/12F02D9/02F02D33/02F02M3/06
    • F02M3/062F02D33/02Y10S123/11Y10S261/18Y10S261/19
    • A throttle valve opening controller for applying variable retarding forces against the closing force of the throttle valve at the time of quick closing thereof depending on the running condition of the engine, comprising: a diaphragm device consisting of a diaphragm which is movable in association with the throttle valve when the throttle valve opening is smaller than the specified value, a spring for urging said diaphragm with a force smaller than the closing force of the throttle valve, and a diaphragm chamber which is formed on the rear side of said diaphragm and to which atmospheric pressure or intake vacuum immediately downstream of the throttle valve is admitted; and means for varying the leak rate of the air discharged from the diaphragm chamber of said diaphragm device at the time of quick closing of the throttle valve depending on the running condition of the engine.
    • 一种节气门开度控制器,用于根据发动机的运行状态来克服节流阀的关闭力而施加可变减速力,该减速装置包括:振动板装置,其由可与第 当节气门开度小于规定值时的节流阀,用于以小于节气门的关闭力的力推动所述隔膜的弹簧,以及形成在所述隔膜的后侧上的隔膜室, 紧接节流阀下游的大气压或进气真空被承认; 以及用于根据发动机的运行状况改变在快门关闭节气门时从所述隔膜装置的隔膜室排出的空气的泄漏率的装置。
    • 120. 发明授权
    • Electric heating catalyst
    • 电加热催化剂
    • US09422852B2
    • 2016-08-23
    • US13984189
    • 2011-02-08
    • Mamoru Yoshioka
    • Mamoru Yoshioka
    • B01D50/00F01N9/00F01N3/20B01J35/00
    • F01N9/00B01J35/0033F01N3/2026F01N2240/16Y02T10/26
    • An object of the invention is to enhance the exhaust gas purification rate and to reduce the possibility of breakage of a heater element in an electric heating catalyst (EHC) by generating heat by the heater element in a improved manner. A pair of electrodes including surface electrodes 7a extending in the axial and circumferential directions of the heater element along the outer circumferential surface of said heater element are provided in such a way as to be opposed to each other on the heater element located therebetween. The surface electrodes 7a are adapted in such a way that current flowing between the surface electrodes 7a flows mainly on the outer circumferential surface of the heater element in a part of the heater element with respect to the axial direction and flows mainly in an inner portion of the heater element in another part of the heater element with respect to the axial direction.
    • 本发明的目的是通过以改进的方式通过加热元件产生热量来增强排气净化率并减少电加热催化剂(EHC)中的加热元件断裂的可能性。 包括沿着加热器元件的外周面在加热器元件的轴向和圆周方向上延伸的表面电极7a的一对电极被设置成在位于它们之间的加热元件上彼此相对。 表面电极7a适于使得在表面电极7a之间流动的电流在加热器元件的一部分相对于轴向方向主要在加热器元件的外圆周表面上流动,主要在 加热器元件相对于轴向方向的另一部分中的加热器元件。