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1. 发明申请

WO2009037543A1 EXHAUST-GAS RECIRCULATION APPARATUS AND EXHAUST-GAS RECIRCULATION FLOW RATE ESTIMATION METHOD FOR INTERNAL COMBUSTION ENGINES 审中-公开
标题翻译：排气再循环装置和排气回送流量估算方法内燃机
公开(公告)号：WO2009037543A1
公开(公告)日：2009-03-26
申请号：PCT/IB2008/002405
申请日：2008-09-16
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA , MATSUNAGA, Akio , NAKAYAMA, Shigeki , ONISHI, Tomomi , IEMURA, Akiyuki
发明人： MATSUNAGA, Akio , NAKAYAMA, Shigeki , ONISHI, Tomomi , IEMURA, Akiyuki
IPC分类号： F02D41/00 , F02M25/07 , F02D41/14
CPC分类号： F02D41/1445 , F01N3/0814 , F01N3/0821 , F01N3/0842 , F02B29/0406 , F02D9/04 , F02D41/0072 , F02D41/144 , F02D41/18 , F02M26/05 , F02M26/06 , F02M26/10 , F02M26/15 , F02M26/23 , F02M26/38 , F02M26/46 , F02M26/47 , Y02T10/47
摘要： An exhaust-gas recirculation apparatus for an internal combustion engine has a high-pressure EGR passage (20), a low-pressure EGR passage (21), a high-pressure EGR valve (22), and a low-pressure EGR valve (24) and performs open-loop control to the low-pressure EGR valve (24). The flow rate (Ghpl) of EGR gas flowing in the high-pressure EGR passage (20) and the flow rate (Glpl) of EGR gas flowing in the low-pressure EGR gas passage (21) are estimated based on the oxygen concentration (O2s) in the gas at the portion of the intake passage (3) downstream of the portion to which exhaust gas is delivered from the high-pressure EGR passage (2), the flow rate (Gdpf) of the gas passing through an exhaust-gas purifying catalyst unit (11) provided in the exhaust passage between the exhaust-gas inlets of the high-pressure EGR passage (20) and the low-pressure EGR passage (21), the flow rate (Gafm) of fresh air, and the fuel amount (Q) supplied to the cylinders (2) of the internal combustion engine per unit time.
摘要翻译：用于内燃机的废气再循环装置具有高压EGR通路（20），低压EGR通路（21），高压EGR阀（22）和低压EGR阀（ 24），对低压EGR阀（24）进行开环控制。在高压EGR通路（20）中流动的EGR气体的流量（Ghpl）和在低压EGR气体通路（21）中流动的EGR气体的流量（Glpl）根据氧浓度（在从高压EGR通路（2）排出废气部分下游的进气通道（3）的部分处的气体中的气体中的气体中的气体流过排气通过的气体的流量（Gdpf）设置在高压EGR通路（20）和低压EGR通路（21）的排气入口之间的排气通路中的新鲜空气的净化催化剂单元（11），新鲜空气的流量（Gafm）每单位时间供给到内燃机的气缸（2）的燃料量（Q）。

2. 发明申请

WO2008149212A1 EXHAUST GAS RECIRCULATION DEVICE OF INTERNAL COMBUSTION ENGINE, AND CONTROL METHOD FOR THE DEVICE 审中-公开
标题翻译：内燃机排气再循环装置及装置的控制方法
公开(公告)号：WO2008149212A1
公开(公告)日：2008-12-11
申请号：PCT/IB2008/001455
申请日：2008-06-06
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA , NAKAYAMA, Shigeki , MATSUNAGA, Akio , ONISHI, Tomomi , IEMURA, Akiyuki
发明人： NAKAYAMA, Shigeki , MATSUNAGA, Akio , ONISHI, Tomomi , IEMURA, Akiyuki
IPC分类号： F02D21/08 , F02D41/00 , F02M25/07
CPC分类号： F02D41/144 , F02D41/0072 , F02D41/123 , F02M26/05 , F02M26/06 , Y02T10/47
摘要： An exhaust gas recirculation device of an internal combustion engine (I) including a low-pressure EGR passage (20), a high-pressure EGR passage (21), a low-pressure EGR valve (23) and a high-pressure EGR valve (24) further includes an air-fuel ratio sensor (12) that is disposed in the exhaust passage (4) upstream of the position of its connection with the low-pressure EGR passage (20). In the case where a predetermined fuel-cut condition is satisfied, an ECU (30) estimates the flow amounts of exhaust gas flowing in the low-pressure EGR passage (20) and the high-pressure EGR passage (21), on the basis of the oxygen concentrations acquired by the air-fuel ratio sensor (12) at timings at which the exhaust gases recirculated into the intake passage (3) via the low-pressure EGR passage (20) and via the high-pressure EGR passage (21) reach the air-fuel ratio sensor (12) respectively.
摘要翻译：一种内燃机（I）的排气再循环装置，包括低压EGR通路（20），高压EGR通路（21），低压EGR阀（23）和高压EGR阀（24）还包括在与低压EGR通路（20）的连接位置上游设置在排气通道（4）中的空燃比传感器（12）。在满足预定的燃料切断条件的情况下，ECU（30）基于在低压EGR通路（20）和高压EGR通路（21）中流动的排气的流量，在排气通过低压EGR通道（20）再循环到进气通道（3）中并经由高压EGR通道（21）的定时时由空燃比传感器（12）获取的氧浓度）分别到达空燃比传感器（12）。

3. 发明申请

WO2008059362A2 EXHAUST GAS RECIRCULATION SYSTEM FOR INTERNAL COMBUSTION ENGINE AND METHOD FOR CONTROLLING THE SAME 审中-公开
标题翻译：用于内燃机的排气再循环系统及其控制方法
公开(公告)号：WO2008059362A2
公开(公告)日：2008-05-22
申请号：PCT/IB2007/003508
申请日：2007-11-15
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA , ONISHI, Tomomi , MATSUNAGA, Akio , NAKAYAMA, Shigeki , IEMURA, Akiyuki
发明人： ONISHI, Tomomi , MATSUNAGA, Akio , NAKAYAMA, Shigeki , IEMURA, Akiyuki
CPC分类号： F02D41/0255 , F02B29/04 , F02D41/0055 , F02M26/05 , F02M26/06 , F02M26/15 , F02M26/25 , F02M26/49 , Y02T10/26 , Y02T10/47
摘要： An exhaust gas recirculation system for an internal combustion engine includes: a turbocharger; an exhaust gas catalyst; a low-pressure EGR unit; an EGR cooler; a bypass unit that causes the exhaust gas flowing through the low-pressure EGR passage to bypass the EGR cooler; a catalyst activation-inactivation determination unit that determines whether the exhaust gas catalyst is in a predetermined active state; and a control unit that controls the bypass unit to cause the exhaust gas flowing through the low-pressure EGR passage to bypass the EGR cooler, when it is determined that the exhaust gas catalyst is not in the predetermined active state.
摘要翻译：一种用于内燃机的废气再循环系统包括：涡轮增压器; 废气催化剂; 低压EGR单元; 一个EGR冷却器; 旁路单元，其使排气流过低压EGR通路旁路EGR冷却器; 确定废气催化剂是否处于预定活性状态的催化剂活化失活确定单元; 以及控制单元，当确定废气催化剂不处于预定的活动状态时，控制旁路单元以使流过低压EGR通路的废气旁路EGR冷却器。

4. 发明授权

EP2198141B1 EXHAUST-GAS RECIRCULATION APPARATUS AND EXHAUST-GAS RECIRCULATION FLOW RATE ESTIMATION METHOD FOR INTERNAL COMBUSTION ENGINES 有权
标题翻译：废气再循环装置和方法废气再循环流量用于内燃机计算
公开(公告)号：EP2198141B1
公开(公告)日：2012-01-18
申请号：EP08832137.7
申请日：2008-09-16
申请人： Toyota Jidosha Kabushiki Kaisha
发明人： MATSUNAGA, Akio , NAKAYAMA, Shigeki , ONISHI, Tomomi , IEMURA, Akiyuki
IPC分类号： F02D41/00 , F02M25/07 , F02D41/14
CPC分类号： F02D41/1445 , F01N3/0814 , F01N3/0821 , F01N3/0842 , F02B29/0406 , F02D9/04 , F02D41/0072 , F02D41/144 , F02D41/18 , F02M26/05 , F02M26/06 , F02M26/10 , F02M26/15 , F02M26/23 , F02M26/38 , F02M26/46 , F02M26/47 , Y02T10/47
摘要： An exhaust-gas recirculation apparatus for an internal combustion engine has a high-pressure EGR passage (20), a low-pressure EGR passage (21), a high-pressure EGR valve (22), and a low-pressure EGR valve (24) and performs open-loop control to the low-pressure EGR valve (24). The flow rate (Ghpl) of EGR gas flowing in the high-pressure EGR passage (20) and the flow rate (Glpl) of EGR gas flowing in the low-pressure EGR gas passage (21) are estimated based on the oxygen concentration (O2s) in the gas at the portion of the intake passage (3) downstream of the portion to which exhaust gas is delivered from the high-pressure EGR passage (2), the flow rate (Gdpf) of the gas passing through an exhaust-gas purifying catalyst unit (11) provided in the exhaust passage between the exhaust-gas inlets of the high-pressure EGR passage (20) and the low-pressure EGR passage (21), the flow rate (Gafm) of fresh air, and the fuel amount (Q) supplied to the cylinders (2) of the internal combustion engine per unit time.

5. 发明公开

EP2716893A1 CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE 审中-公开
标题翻译：内燃机控制装置
公开(公告)号：EP2716893A1
公开(公告)日：2014-04-09
申请号：EP11866181.8
申请日：2011-05-26
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA
发明人： IEMURA, Akiyuki
IPC分类号： F02D23/00 , F02B37/24 , F02B39/16 , F02D45/00
CPC分类号： F02B33/40 , F02B37/24 , F02D41/0007 , F02D41/0065 , F02D41/123 , F02D2041/1422 , F02D2041/1431 , Y02T10/144 , Y02T10/47
摘要： The invention relates to a controlled object (63, 52) for variably controlling a control amount relating to the engine and an actuator for changing the operation state of the controlled object.
The control device comprises means for determining a control signal to be given to the actuator for feedback controlling the driving state of the actuator to accomplish the target operation state.
The control device changes the operation state of the controlled object by driving the actuator when no fuel is supplied to the combustion chamber, measures as a control amount change delay time, the time from the start of the driving of the actuator until the start of the control amount and sets a feedback gain used in the determination of the control signal by the actuator control means in consideration of the measured control amount change delay time.
摘要翻译：本发明涉及用于可变地控制与发动机相关的控制量的受控对象（63,52）以及用于改变受控对象的操作状态的致动器。该控制装置包括用于确定要提供给致动器的控制信号的装置，用于反馈控制致动器的驱动状态以实现目标操作状态。控制装置在未向燃烧室供给燃料的情况下，通过驱动致动器来变更被控对象的动作状态，作为控制量变更延迟时间，从致动器的驱动开始到动作开始为止的时间控制量，并且考虑到所测量的控制量改变延迟时间来设置在由致动器控制装置确定控制信号时使用的反馈增益。

6. 发明公开

EP2153045A1 EXHAUST GAS RECIRCULATION DEVICE OF INTERNAL COMBUSTION ENGINE, AND CONTROL METHOD FOR THE DEVICE 有权
标题翻译：内燃机的排气再循环装置及其控制方法
公开(公告)号：EP2153045A1
公开(公告)日：2010-02-17
申请号：EP08762793.1
申请日：2008-06-06
申请人： Toyota Jidosha Kabushiki Kaisha
发明人： NAKAYAMA, Shigeki , MATSUNAGA, Akio , ONISHI, Tomomi , IEMURA, Akiyuki
IPC分类号： F02D21/08 , F02D41/00 , F02M25/07
CPC分类号： F02D41/144 , F02D41/0072 , F02D41/123 , F02M26/05 , F02M26/06 , Y02T10/47
摘要： An exhaust gas recirculation device of an internal combustion engine (I) including a low-pressure EGR passage (20), a high-pressure EGR passage (21), a low-pressure EGR valve (23) and a high-pressure EGR valve (24) further includes an air-fuel ratio sensor (12) that is disposed in the exhaust passage (4) upstream of the position of its connection with the low-pressure EGR passage (20). In the case where a predetermined fuel-cut condition is satisfied, an ECU (30) estimates the flow amounts of exhaust gas flowing in the low-pressure EGR passage (20) and the high-pressure EGR passage (21), on the basis of the oxygen concentrations acquired by the air-fuel ratio sensor (12) at timings at which the exhaust gases recirculated into the intake passage (3) via the low-pressure EGR passage (20) and via the high-pressure EGR passage (21) reach the air-fuel ratio sensor (12) respectively.
摘要翻译：一种内燃机（I）的废气再循环装置，其包括低压EGR通路（20），高压EGR通路（21），低压EGR阀（23）和高压EGR阀（24）还包括空燃比传感器（12），所述空燃比传感器（12）布置在所述排气通道（4）中与所述低压EGR通道（20）连接的位置的上游。在预定燃料切断条件被满足的情况下，ECU（30）基于此估计在低压EGR通路（20）和高压EGR通路（21）中流动的排气的流量在排气经由低压EGR通路（20）和高压EGR通路（21）再循环到进气通路（3）的时刻由空燃比传感器（12）获取的氧浓度）分别到达空燃比传感器（12）。

7. 发明公开

EP2924264A1 CONTROL DEVICE FOR DIESEL ENGINE 审中-公开
标题翻译：柴油机控制装置
公开(公告)号：EP2924264A1
公开(公告)日：2015-09-30
申请号：EP12888950.8
申请日：2012-11-20
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA
发明人： IEMURA, Akiyuki
IPC分类号： F02D21/08
CPC分类号： F02D21/08 , F02B29/0406 , F02D41/0055 , F02D41/30 , F02D2021/083 , F02D2200/0414 , F02M26/05 , F02M26/10 , F02M26/25 , Y02T10/47
摘要： A control device for a diesel engine that is capable of restraining deterioration of a combustion state in a wide range of temperature environment conditions, in a diesel engine including an EGR device. In the control device for a diesel engine including the EGR device which recirculates exhaust gas from an exhaust passage to an intake passage, means for performing reduction correction that reduces an exhaust gas recirculation amount by the EGR device when the combustion state of the diesel engine is deteriorated, means for acquiring a temperature correlation value having a correlation with a cylinder temperature at a time of ignition of the diesel engine, and means for restricting execution of reduction correction when the temperature correlation value is smaller than a threshold value.
摘要翻译：本发明提供一种柴油发动机的控制装置，该柴油发动机的控制装置在具有EGR装置的柴油发动机中，能够抑制在宽范围的温度环境条件下的燃烧状态的恶化。在具备使排气从排气通路向进气通路再循环的EGR装置的柴油发动机的控制装置中，在柴油发动机的燃烧状态为柴油发动机的情况下，进行使EGR装置的排气再循环量减少的减少修正用于获取与柴油发动机点火时的气缸温度具有相关性的温度相关值的单元，以及在温度相关值小于阈值时限制执行减少修正的单元。

8. 发明授权

EP2153045B1 EXHAUST GAS RECIRCULATION DEVICE OF INTERNAL COMBUSTION ENGINE, AND CONTROL METHOD FOR THE DEVICE 有权
标题翻译：一种用于内燃发动机及其控制方法对于设备排气再循环装置
公开(公告)号：EP2153045B1
公开(公告)日：2010-10-20
申请号：EP08762793.1
申请日：2008-06-06
申请人： Toyota Jidosha Kabushiki Kaisha
发明人： NAKAYAMA, Shigeki , MATSUNAGA, Akio , ONISHI, Tomomi , IEMURA, Akiyuki
IPC分类号： F02D21/08 , F02D41/00 , F02M25/07
CPC分类号： F02D41/144 , F02D41/0072 , F02D41/123 , F02M26/05 , F02M26/06 , Y02T10/47

9. 发明公开

EP2198141A1 EXHAUST-GAS RECIRCULATION APPARATUS AND EXHAUST-GAS RECIRCULATION FLOW RATE ESTIMATION METHOD FOR INTERNAL COMBUSTION ENGINES 有权
标题翻译：废气再循环装置和方法废气再循环流量用于内燃机计算
公开(公告)号：EP2198141A1
公开(公告)日：2010-06-23
申请号：EP08832137.7
申请日：2008-09-16
申请人： Toyota Jidosha Kabushiki Kaisha
发明人： MATSUNAGA, Akio , NAKAYAMA, Shigeki , ONISHI, Tomomi , IEMURA, Akiyuki
IPC分类号： F02D41/00 , F02M25/07 , F02D41/14
CPC分类号： F02D41/1445 , F01N3/0814 , F01N3/0821 , F01N3/0842 , F02B29/0406 , F02D9/04 , F02D41/0072 , F02D41/144 , F02D41/18 , F02M26/05 , F02M26/06 , F02M26/10 , F02M26/15 , F02M26/23 , F02M26/38 , F02M26/46 , F02M26/47 , Y02T10/47
摘要： An exhaust-gas recirculation apparatus for an internal combustion engine has a high-pressure EGR passage (20), a low-pressure EGR passage (21), a high-pressure EGR valve (22), and a low-pressure EGR valve (24) and performs open-loop control to the low-pressure EGR valve (24). The flow rate (Ghpl) of EGR gas flowing in the high-pressure EGR passage (20) and the flow rate (Glpl) of EGR gas flowing in the low-pressure EGR gas passage (21) are estimated based on the oxygen concentration (O2s) in the gas at the portion of the intake passage (3) downstream of the portion to which exhaust gas is delivered from the high-pressure EGR passage (2), the flow rate (Gdpf) of the gas passing through an exhaust-gas purifying catalyst unit (11) provided in the exhaust passage between the exhaust-gas inlets of the high-pressure EGR passage (20) and the low-pressure EGR passage (21), the flow rate (Gafm) of fresh air, and the fuel amount (Q) supplied to the cylinders (2) of the internal combustion engine per unit time.

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