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    • 1. 发明授权
    • Engine
    • 发动机
    • US08857176B2
    • 2014-10-14
    • US13123126
    • 2009-09-17
    • Takeshi TakahashiHidenori NomuraKazuki MaetaniTerumitsu TakahataTakao KawabeKazuhiro Takenaka
    • Takeshi TakahashiHidenori NomuraKazuki MaetaniTerumitsu TakahataTakao KawabeKazuhiro Takenaka
    • F02B37/12F02B37/00F02D41/00F02B37/22F02B37/007F02B37/24F02B37/18F02D23/00
    • F02D23/00F02B37/001F02B37/007F02B37/18F02B37/22F02B37/24F02B2037/122F02D41/0007F02D2200/0406Y02T10/144
    • An engine provided with a variable parallel supercharging system (9) comprising a first supercharger (10) which is driven by exhaust gas which flows in a first exhaust gas route (41) and which pressurizes intake air which flows in a first intake air route (3) and also comprising a second supercharger (20) which is driven by exhaust gas which flows in a second exhaust gas route (42) and which pressurizes intake air which flows in a second intake air route (4), a supercharging pressure sensor (63) for detecting the pressure of the pressurized intake air, a first supercharger rotation sensor (61) for detecting the rotational speed of the first supercharger (10), a second supercharger rotation sensor (62) for detecting the rotational speed of the second supercharger (20), a first variable actuator (14) for adjusting the capacity of the first supercharger (10), a second variable actuator (24) for adjusting the capacity of the second supercharger (20), and a control device for controlling each of the variable actuators (14, 24). The control device controls the first variable actuator (14) based on detection signals from the supercharging pressure sensor (63) and the first supercharger rotation sensor (61) and controls the second variable actuator (24) based on detection signals from the supercharging pressure sensor (63) and the second supercharger rotation sensor (62).
    • 一种具有可变并联增压系统(9)的发动机,包括:第一增压器(10),其由在第一排气路径(41)中流动的排气驱动,并且对在第一进气路径中流动的进气加压 3),并且还包括由在第二排气路径(42)中流动并且在第二进气路径(4)中流动的进气加压的排气驱动的第二增压器(20),增压压力传感器 63),用于检测加压吸入空气的压力的第一增压器旋转传感器(61),用于检测第一增压器(10)的转速的第一增压器旋转传感器(61),用于检测第二增压器 (20),用于调节第一增压器(10)的容量的第一可变致动器(14),用于调节第二增压器(20)的容量的第二可变致动器(24),以及用于控制第二增压器 ch的可变致动器(14,24)。 控制装置基于来自增压压力传感器(63)和第一增压器旋转传感器(61)的检测信号来控制第一可变致动器(14),并且基于来自增压压力传感器的检测信号来控制第二可变致动器(24) (63)和第二增压器旋转传感器(62)。
    • 3. 发明申请
    • Engine
    • 发动机
    • US20110192160A1
    • 2011-08-11
    • US13123126
    • 2009-09-17
    • Takeshi TakahashiHidenori NomuraKazuki MaetaniTerumitsu TakahataTakao KawabeKazuhiro Takenaka
    • Takeshi TakahashiHidenori NomuraKazuki MaetaniTerumitsu TakahataTakao KawabeKazuhiro Takenaka
    • F02B37/12F02B37/007
    • F02D23/00F02B37/001F02B37/007F02B37/18F02B37/22F02B37/24F02B2037/122F02D41/0007F02D2200/0406Y02T10/144
    • An engine provided with a variable parallel supercharging system (9) comprising a first supercharger (10) which is driven by exhaust gas which flows in a first exhaust gas route (41) and which pressurizes intake air which flows in a first intake air route (3) and also comprising a second supercharger (20) which is driven by exhaust gas which flows in a second exhaust gas route (42) and which pressurizes intake air which flows in a second intake air route (4), a supercharging pressure sensor (63) for detecting the pressure of the pressurized intake air, a first supercharger rotation sensor (61) for detecting the rotational speed of the first supercharger (10), a second supercharger rotation sensor (62) for detecting the rotational speed of the second supercharger (20), a first variable actuator (14) for adjusting the capacity of the first supercharger (10), a second variable actuator (24) for adjusting the capacity of the second supercharger (20), and a control device for controlling each of the variable actuators (14, 24). The control device controls the first variable actuator (14) based on detection signals from the supercharging pressure sensor (63) and the first supercharger rotation sensor (61) and controls the second variable actuator (24) based on detection signals from the supercharging pressure sensor (63) and the second supercharger rotation sensor (62).
    • 一种具有可变并联增压系统(9)的发动机,包括:第一增压器(10),其由在第一排气路径(41)中流动的排气驱动,并且对在第一进气路径中流动的进气加压 3),并且还包括由在第二排气路径(42)中流动并且在第二进气路径(4)中流动的进气加压的排气驱动的第二增压器(20),增压压力传感器 63),用于检测加压吸入空气的压力的第一增压器旋转传感器(61),用于检测第一增压器(10)的转速的第一增压器旋转传感器(61),用于检测第二增压器 (20),用于调节第一增压器(10)的容量的第一可变致动器(14),用于调节第二增压器(20)的容量的第二可变致动器(24),以及用于控制第二增压器 ch的可变致动器(14,24)。 控制装置基于来自增压压力传感器(63)和第一增压器旋转传感器(61)的检测信号来控制第一可变致动器(14),并且基于来自增压压力传感器的检测信号来控制第二可变致动器(24) (63)和第二增压器旋转传感器(62)。
    • 10. 发明申请
    • Engine
    • 发动机
    • US20100250101A1
    • 2010-09-30
    • US12743118
    • 2008-11-11
    • Takao KawabeTakashi MiyamotoTerumitsu TakahataTetsuo SakakiIsamu Kawashima
    • Takao KawabeTakashi MiyamotoTerumitsu TakahataTetsuo SakakiIsamu Kawashima
    • F02D41/30F02B33/00
    • F02D41/0007F02B37/12F02B2039/168F02D41/221Y02T10/144
    • It is an object to provide an engine that makes it possible to constantly detect the number of rotations of a supercharger with a calculation load of an ECU reduced. An engine 1 is provided with an engine base 8 comprised of a plurality of cylinders and a turbocharger 7, a crank angle sensor 4, a turbo sensor 5 that detects rotations of the turbocharger 7 as pulses, an amplifier 11 that divides the pulses by an arbitrary division ratio and calculates the divided pulses, and an ECU 10 that judges a surge condition of the turbocharger 7, wherein the ECU 10 sets a predetermined position of a piston of each cylinder in a crank angle of the engine base 8 to count start timing of the divided pulses, outputs the divided pulses counted from the count start timing to the number of predetermined rotations as a first output, and judges that, if a difference between the first outputs at every cylinder is more than a predetermined value, the turbocharger 7 is in the surge condition.
    • 本发明的目的是提供一种发动机,其能够以减少的ECU的计算负荷来不断地检测增压器的转数。 发动机1设置有由多个气缸构成的发动机基座8和涡轮增压器7,曲轴转角传感器4,涡轮增压器7的旋转作为脉冲的涡轮传感器5,将脉冲除以一个 任意分频比,并计算分割脉冲,以及判断涡轮增压器7的喘振状态的ECU10,其中,ECU10将各气缸的活塞的规定位置设定在发动机基座8的曲轴角度,以计数开始时刻 将从计数开始定时开始计数的分割脉冲输出为第一输出的规定转数,判断为每个气缸的第一输出之间的差大于预定值时,涡轮增压器7 处于喘振状态。