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1.发明授权Control method of exhaust gas purification system and exhaust gas purification system 有权废气净化系统和废气净化系统的控制方法公开(公告)号：US08973350B2
公开(公告)日：2015-03-10
申请号：US12227930
申请日：2007-05-14
CPC分类号： F01N3/02 , F01N3/20 , F02D41/027 , F02D41/2416 , F02D41/402 , F02D2250/21 , F02D2250/31 , Y02T10/20 , Y02T10/44
摘要： In forced regeneration control of an exhaust gas purification device 12, data for control such as the number of meshes of a data map and the number of data maps for forced regeneration control is reduced and occurrence of torque shock is avoided by smoothly changing a fuel pressure. In the forced regeneration control of the exhaust gas purification device, when an operation state of an internal combustion engine is in a high-load operation state, normal injection control by stopping multi injection is carried out and according to a rotation speed and a load of the internal combustion engine, a region for control is divided into a multi-injection control region, a transition region, and a normal injection control region, and in the transition region, data for fuel pressure control obtained by interpolation of data for fuel pressure control on the multi-injection control region side and data for fuel pressure control on the normal injection control region side is used.
摘要翻译： 在废气净化装置12的强制再生控制中，通过平滑地改变燃料压力来减少用于诸如数据图的网格数和用于强制再生控制的数据图的数量之类的控制数据，从而避免产生扭矩冲击 。 在排气净化装置的强制再生控制中，当内燃机的运转状态处于高负荷运转状态时，通过停止多次喷射进行正常的喷射控制，并根据转速和负荷 内燃机，控制区域分为多喷射控制区域，过渡区域和正常喷射控制区域，在过渡区域中，通过燃料压力控制数据的内插获得的燃料压力控制数据 在多喷射控制区域侧使用用于正常喷射控制区域侧的燃料压力控制的数据。
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2.发明申请Control Method of Exhaust Gas Purification System and Exhaust Gas Purification System 有权废气净化系统和废气净化系统的控制方法公开(公告)号：US20090165446A1
公开(公告)日：2009-07-02
申请号：US12227930
申请日：2007-05-14
IPC分类号： F01N9/00
CPC分类号： F01N3/02 , F01N3/20 , F02D41/027 , F02D41/2416 , F02D41/402 , F02D2250/21 , F02D2250/31 , Y02T10/20 , Y02T10/44
摘要： In forced regeneration control of an exhaust gas purification device 12, data for control such as the number of meshes of a data map and the number of data maps for forced regeneration control is reduced and occurrence of torque shock is avoided by smoothly changing a fuel pressure. In the forced regeneration control of the exhaust gas purification device 12, when an operation state of an internal combustion engine 10 is a high-load operation state, normal injection control by stopping multi injection is carried out and according to a rotation speed Ne and a load Q of the internal combustion engine 10, a region for control is divided into a multi-injection control region Rm, a transition region Rt, and a normal injection control region Rn, and in the transition region Rt, data Pt for fuel pressure control obtained by interpolation of data Pml for fuel pressure control on the multi-injection control region Rm side and data Pnl for fuel pressure control on the normal injection control region Rn side is used.
摘要翻译： 在废气净化装置12的强制再生控制中，通过平滑地改变燃料压力来减少用于诸如数据图的网格数和用于强制再生控制的数据图的数量之类的控制数据，从而避免产生扭矩冲击 。 在排气净化装置12的强制再生控制中，当内燃机10的运转状态为高负荷运转状态时，通过停止多次喷射进行正常喷射控制，并根据转速Ne和 内燃机10的负载Q，控制区域分为多次喷射控制区域Rm，过渡区域Rt和正常喷射控制区域Rn，在过渡区域Rt中，燃料压力控制用数据Pt 使用通过对多喷射控制区域Rm侧的燃料压力控制的数据Pml的内插获得的燃料压力控制区域Rn侧的燃料压力控制用数据Pn1。
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3.发明授权Control method of exhaust gas purification system and exhaust gas purification system 有权废气净化系统和废气净化系统的控制方法公开(公告)号：US08001774B2
公开(公告)日：2011-08-23
申请号：US12223389
申请日：2007-01-10
申请人： Takao Onodera , Takashi Haseyama , Yoshinobu Watanabe , Takuro Iwashita , Kenji Hagio , Tatsuo Mashiko
发明人： Takao Onodera , Takashi Haseyama , Yoshinobu Watanabe , Takuro Iwashita , Kenji Hagio , Tatsuo Mashiko
CPC分类号： F02D41/029 , F01N3/0235 , F01N3/035 , F01N3/106 , F01N9/002 , F01N13/0097 , F01N2240/36 , F01N2250/02 , F01N2430/085 , F01N2900/08 , F01N2900/1602 , F02D9/04 , F02D9/06 , F02D41/042 , F02D41/402 , F02D41/405 , F02D2200/0802 , F02D2200/0804 , F02D2200/0812 , F02M26/23 , Y02A50/2322 , Y02T10/47
摘要： At regeneration control while a vehicle mounting an internal combustion engine (10) is parked, both an exhaust throttle valve (13) and an exhaust brake valve (18) are used and if a catalyst temperature index temperature (Tg2) is lower than a predetermined first determining temperature (Tc1), first exhaust gas temperature rise control is conducted that the exhaust brake valve (18) is set to a fully closed side and multiple injection is carried out in in-cylinder fuel injection control, while if a catalyst temperature index temperature (Tg2) is equal to the predetermined first determining temperature (Tc1) or above, second exhaust gas temperature rise control is conducted that the exhaust brake valve (18) is set to an open side, the exhaust throttle valve (13) is set to the fully closed side, and post injection is carried out in the in-cylinder fuel injection control. By this arrangement, while temperature rise efficiency of an exhaust gas flowing into a DPF (12) is enhanced, forced regeneration is carried out efficiently in a short time with avoiding overheat or abnormal combustion at the regeneration control of the DPF (12) while the vehicle is parked.
摘要翻译： 在安装内燃机（10）的车辆停放时的再生控制中，使用排气节流阀（13）和排气制动阀（18），并且如果催化剂温度指数温度（Tg2）低于预定的 首先确定温度（Tc1），进行第一废气升温控制，即排气制动阀（18）被设定为全封闭侧，并且在缸内燃料喷射控制中进行多次喷射，而如果催化剂温度指数 温度（Tg2）等于预定的第一确定温度（Tc1）以上时，进行第二排气升温控制，使排气制动阀（18）设定为开放侧，排气节流阀（13）被设定 到完全关闭侧，并且在缸内燃料喷射控制中进行后喷射。 通过这种布置，当提高流入DPF（12）的废气的温度上升效率时，在DPF（12）的再生控制中避免过热或异常燃烧，在短时间内有效地进行强制再生，同时 车停了。
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4.发明授权公开(公告)号：US07992383B2
公开(公告)日：2011-08-09
申请号：US12223443
申请日：2007-01-10
申请人： Takao Onodera , Takashi Haseyama , Yoshinobu Watanabe , Takuro Iwashita , Kenji Hagio , Tatsuo Mashiko
发明人： Takao Onodera , Takashi Haseyama , Yoshinobu Watanabe , Takuro Iwashita , Kenji Hagio , Tatsuo Mashiko
CPC分类号： F02D41/029 , F01N3/0235 , F01N3/035 , F01N3/106 , F01N9/002 , F01N13/0097 , F01N2430/085 , F01N2560/06 , F02D9/04 , F02D9/06 , F02D41/086 , F02D2200/0802 , F02D2200/0804 , F02M26/23 , Y02T10/47
摘要： In regeneration control, when the catalyst temperature index temperature (Tg2) using the temperature of the oxidation catalyst (12a) as an index is below a predetermined first determination temperature (Tc1), the engine speed of idling is brought to a predetermined first target engine speed (Nei1) which is higher than the engine speed of idling (Nei0) in the ordinary operation, and, further, multi-injection is carried out. On the other hand, when the catalyst temperature index temperature (Tg2) is the predetermined first determination temperature (Tc1) or above, the engine speed of idling is brought to a predetermined second target engine speed (Nei2), which is lower than the predetermined first target engine speed (Nei1) and is higher than the engine speed of idling (Nei0) in ordinary operation, and, further, post injection is carried out, followed by raising of the temperature of an exhaust gas flown into a DPF apparatus (12b) to a predetermined second determination temperature (Tc2). According to the above constitution, in the regeneration control of the DPF apparatus (12b) in an internal combustion engine (10), the regeneration can be forcibly carried out with high efficiency while enhancing the temperature rise efficiency of the exhaust gas, and, at the same time, excessive rise in the exhaust temperature, a deterioration in fuel consumption, and the occurrence of noise are suppressed.
摘要翻译： 在再生控制中，当使用氧化催化剂（12a）的温度作为指标的催化剂温度指数温度（Tg2）低于预定的第一确定温度（Tc1）时，将空转的发动机转速提供给预定的第一目标发动机 在通常的运转中高于发动机转速（Nei0）的速度（Nei1），进一步进行多次喷射。 另一方面，当催化剂温度指数温度（Tg2）为规定的第一判定温度（Tc1）以上时，使空转的发动机转速达到规定的第二目标发动机转速（Nei2），该第二目标发动机转速低于规定值 第一目标发动机转速（Nei1）并且在正常操作中高于怠速发动机转速（Nei0），此外，进行后喷射，随后升高流入DPF装置的排气温度（12b ）到预定的第二确定温度（Tc2）。 根据上述结构，在内燃机（10）中的DPF装置（12b）的再生控制中，能够在提高排气的升温效率的同时高效率地强制地进行再生，并且在 同时，排气温度的过度上升，燃料消耗的恶化和噪音的发生被抑制。
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公开(公告)号：US07729845B2
公开(公告)日：2010-06-01
申请号：US11995665
申请日：2006-06-22
申请人： Takuro Iwashita , Takashi Haseyama , Yoshinobu Watanabe , Naofumi Ochi , Kenji Hagio , Tatsuo Mashiko
发明人： Takuro Iwashita , Takashi Haseyama , Yoshinobu Watanabe , Naofumi Ochi , Kenji Hagio , Tatsuo Mashiko
CPC分类号： F02D41/403 , F02D41/1498 , F02D41/405 , F02D2200/1015 , Y02T10/44
摘要： A fuel injection control device that prevents a misfire is provided. The fuel injection control device comprises: target injection amount determination means 3 for determining a target injection amount of each fuel injection, so that the amount of fuel to be supplied to a cylinder in one combustion cycle is supplied in a plurality of fuel injections; and fuel injection correction amount determination means 4 for determining a fuel correction amount of one combustion cycle, wherein the fuel injection correction amount determination means 4 distributes the correction amount among each fuel injection in accordance with the ratio of a target injection amount of each fuel injection in the cylinder.
摘要翻译： 提供了防止失火的燃料喷射控制装置。 燃料喷射控制装置包括：目标喷射量确定装置3，用于确定每个燃料喷射的目标喷射量，使得在多个燃料喷射中供应供应到一个燃烧循环中的气缸的燃料量; 以及用于确定一个燃烧循环的燃料校正量的燃料喷射校正量确定装置4，其中燃料喷射校正量确定装置4根据每个燃料喷射的目标喷射量的比率分配每个燃料喷射中的校正量 在气缸中。
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公开(公告)号：US20090150045A1
公开(公告)日：2009-06-11
申请号：US11995665
申请日：2006-06-22
申请人： Takuro Iwashita , Takashi Haseyama , Yoshinobu Watanabe , Naofumi Ochi , Kenji Hagio , Tatsuo Mashiko
发明人： Takuro Iwashita , Takashi Haseyama , Yoshinobu Watanabe , Naofumi Ochi , Kenji Hagio , Tatsuo Mashiko
IPC分类号： F02D41/30
CPC分类号： F02D41/403 , F02D41/1498 , F02D41/405 , F02D2200/1015 , Y02T10/44
摘要： A fuel injection control device that prevents a misfire is provided. The fuel injection control device comprises: target injection amount determination means 3 for determining a target injection amount of each fuel injection, so that the amount of fuel to be supplied to a cylinder in one combustion cycle is supplied in a plurality of fuel injections; and fuel injection correction amount determination means 4 for determining a fuel correction amount of one combustion cycle, wherein the fuel injection correction amount determination means 4 distributes the correction amount among each fuel injection in accordance with the ratio of a target injection amount of each fuel injection in the cylinder.
摘要翻译： 提供了防止失火的燃料喷射控制装置。 燃料喷射控制装置包括：目标喷射量确定装置3，用于确定每个燃料喷射的目标喷射量，使得在多个燃料喷射中供应供应到一个燃烧循环中的气缸的燃料量; 以及用于确定一个燃烧循环的燃料校正量的燃料喷射校正量确定装置4，其中燃料喷射校正量确定装置4根据每个燃料喷射的目标喷射量的比率分配每个燃料喷射中的校正量 在气缸中。
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7.发明申请公开(公告)号：US20090025372A1
公开(公告)日：2009-01-29
申请号：US12223443
申请日：2007-01-10
申请人： Takao Onodera , Takashi Haseyama , Yoshinobu Watanabe , Takuro Iwashita , Kenji Hagio , Tatsuo Mashiko
发明人： Takao Onodera , Takashi Haseyama , Yoshinobu Watanabe , Takuro Iwashita , Kenji Hagio , Tatsuo Mashiko
IPC分类号： F01N9/00
CPC分类号： F02D41/029 , F01N3/0235 , F01N3/035 , F01N3/106 , F01N9/002 , F01N13/0097 , F01N2430/085 , F01N2560/06 , F02D9/04 , F02D9/06 , F02D41/086 , F02D2200/0802 , F02D2200/0804 , F02M26/23 , Y02T10/47
摘要： In regeneration control, when the catalyst temperature index temperature (Tg2) using the temperature of the oxidation catalyst (12a) as an index is below a predetermined first determination temperature (Tc1), the engine speed of idling is brought to a predetermined first target engine speed (Nei1) which is higher than the engine speed of idling (Nei0) in the ordinary operation, and, further, multi-injection is carried out. On the other hand, when the catalyst temperature index temperature (Tg2) is the predetermined first determination temperature (Tc1) or above, the engine speed of idling is brought to a predetermined second target engine speed (Nei2), which is lower than the predetermined first target engine speed (Nei1) and is higher than the engine speed of idling (Nei0) in ordinary operation, and, further, post injection is carried out, followed by raising of the temperature of an exhaust gas flown into a DPF apparatus (12b) to a predetermined second determination temperature (Tc2). According to the above constitution, in the regeneration control of the DPF apparatus (12b) in an internal combustion engine (10), the regeneration can be forcibly carried out with high efficiency while enhancing the temperature rise efficiency of the exhaust gas, and, at the same time, excessive rise in the exhaust temperature, a deterioration in fuel consumption, and the occurrence of noise are suppressed.
摘要翻译： 在再生控制中，当使用氧化催化剂（12a）的温度作为指标的催化剂温度指数温度（Tg2）低于预定的第一确定温度（Tc1）时，将空转的发动机转速提供给预定的第一目标发动机 在通常的运转中高于发动机转速（Nei0）的速度（Nei1），进一步进行多次喷射。 另一方面，当催化剂温度指数温度（Tg2）为规定的第一判定温度（Tc1）以上时，使空转的发动机转速达到规定的第二目标发动机转速（Nei2），该第二目标发动机转速低于规定值 第一目标发动机转速（Nei1）并且在正常操作中高于怠速发动机转速（Nei0），此外，进行后喷射，随后升高流入DPF装置的排气温度（12b ）到预定的第二确定温度（Tc2）。 根据上述结构，在内燃机（10）中的DPF装置（12b）的再生控制中，能够在提高排气的升温效率的同时高效率地强制地进行再生，并且在 同时，排气温度的过度上升，燃料消耗的恶化和噪音的发生被抑制。
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8.发明申请Control Method of Exhaust Gas Purification System and Exhaust Gas Purification System 有权废气净化系统和废气净化系统的控制方法公开(公告)号：US20090007547A1
公开(公告)日：2009-01-08
申请号：US12223389
申请日：2007-01-10
申请人： Takao Onodera , Takashi Haseyama , Yoshinobu Watanabe , Takuro Iwashita , Kenji Hagio , Tatsuo Mashiko
发明人： Takao Onodera , Takashi Haseyama , Yoshinobu Watanabe , Takuro Iwashita , Kenji Hagio , Tatsuo Mashiko
IPC分类号： F01N9/00
CPC分类号： F02D41/029 , F01N3/0235 , F01N3/035 , F01N3/106 , F01N9/002 , F01N13/0097 , F01N2240/36 , F01N2250/02 , F01N2430/085 , F01N2900/08 , F01N2900/1602 , F02D9/04 , F02D9/06 , F02D41/042 , F02D41/402 , F02D41/405 , F02D2200/0802 , F02D2200/0804 , F02D2200/0812 , F02M26/23 , Y02A50/2322 , Y02T10/47
摘要： At regeneration control while a vehicle mounting an internal combustion engine (10) is parked, both an exhaust throttle valve (13) and an exhaust brake valve (18) are used and if a catalyst temperature index temperature (Tg2) is lower than a predetermined first determining temperature (Tc1), first exhaust gas temperature rise control is conducted that the exhaust brake valve (18) is set to a fully closed side and multiple injection is carried out in in-cylinder fuel injection control, while if a catalyst temperature index temperature (Tg2) is equal to the predetermined first determining temperature (Tc1) or above, second exhaust gas temperature rise control is conducted that the exhaust brake valve (18) is set to an open side, the exhaust throttle valve (13) is set to the fully closed side, and post injection is carried out in the in-cylinder fuel injection control. By this arrangement, while temperature rise efficiency of an exhaust gas flowing into a DPF (12) is enhanced, forced regeneration is carried out efficiently in a short time with avoiding overheat or abnormal combustion at the regeneration control of the DPF (12) while the vehicle is parked.
摘要翻译： 在安装内燃机（10）的车辆停放时的再生控制中，使用排气节流阀（13）和排气制动阀（18），并且如果催化剂温度指数温度（Tg2）低于预定的 首先确定温度（Tc1），进行第一废气升温控制，即排气制动阀（18）被设定为全封闭侧，并且在缸内燃料喷射控制中进行多次喷射，而如果催化剂温度指数 温度（Tg2）等于预定的第一确定温度（Tc1）以上时，进行第二排气升温控制，使排气制动阀（18）设定为开放侧，排气节流阀（13）被设定 到完全关闭侧，并且在缸内燃料喷射控制中进行后喷射。 通过这种布置，当提高流入DPF（12）的废气的温度上升效率时，在DPF（12）的再生控制中避免过热或异常燃烧，在短时间内有效地进行强制再生，同时 车停了。
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公开(公告)号：US07934372B2
公开(公告)日：2011-05-03
申请号：US12086997
申请日：2007-01-10
IPC分类号： F01N3/025
CPC分类号： B01D53/944 , B01D53/9495 , B01D2251/208 , B01D2258/012 , F01N3/023 , F01N3/035 , F01N2250/02 , F02D41/025 , F02D41/029 , F02D41/405 , F02D2200/0802 , F02D2200/703 , Y02T10/26 , Y02T10/44
摘要： In an exhaust gas purification system (1) for conducting control of raising temperature of a DPF (12b) by supplying an unburned fuel to an upstream side of an oxidation catalyst to oxidize it, a minimum value (Qumin) of a first upper limit value (Qu1) acquired by subtracting a fuel injection amount (Qe) for in-cylinder combustion from a first combustible fuel amount (Qa1) limited by an air/fuel ratio, a second upper limit value (Qu2) acquired by subtracting the fuel injection amount (Qe) for in-cylinder combustion from a second combustible fuel amount (Qa2) limited by an atmospheric pressure, and a third upper limit value (Qu3), which is a third combustible fuel amount (Qa3) which can be oxidized by the oxidation catalyst limited by a catalyst temperature index temperature (Tg1, Tg2) and an engine speed (Ne) is set as an upper limit value (Qu) for the unburned fuel supply amount (Qp). By this arrangement, at forced regeneration of the DPF (12b), the unburned fuel supplied into an exhaust gas is surely oxidized and generation of white smoke is prevented regardless of an operation state of an internal combustion engine (10).
摘要翻译： 在排气净化系统（1）中，通过向氧化催化剂的上游侧供给未燃燃料进行氧化来进行DPF（12b）的升温控制，将第一上限值（Qumin）的最小值（Qumin） （Qu1）从通过空燃比限制的第一可燃燃料量（Qa1）减去用于缸内燃烧的燃料喷射量（Qe）而获得的第二上限值（Qu2），通过减去燃料喷射量 （Qa），第三可燃燃料量（Qa3）的第三上限值（Qu3），该第三可燃燃料量（Qa3）可以被氧化而被氧化 由催化剂温度指数温度（Tg1，Tg2）和发动机转速（Ne）限制的催化剂被设定为未燃燃料供给量（Qp）的上限值（Qu）。 通过这种布置，在DPF（12b）的强制再生时，不管内燃机（10）的运行状态如何，被供给到排气中的未燃燃料被确实地氧化，并且防止产生白烟。
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公开(公告)号：US20090165445A1
公开(公告)日：2009-07-02
申请号：US12086997
申请日：2007-01-10
CPC分类号： B01D53/944 , B01D53/9495 , B01D2251/208 , B01D2258/012 , F01N3/023 , F01N3/035 , F01N2250/02 , F02D41/025 , F02D41/029 , F02D41/405 , F02D2200/0802 , F02D2200/703 , Y02T10/26 , Y02T10/44
摘要： In an exhaust gas purification system (1) for conducting control of raising temperature of a DPF (12b) by supplying an unburned fuel to an upstream side of an oxidation catalyst to oxidize it, a minimum value (Qumin) of a first upper limit value (Qu1) acquired by subtracting a fuel injection amount (Qe) for in-cylinder combustion from a first combustible fuel amount (Qa1) limited by an air/fuel ratio, a second upper limit value (Qu2) acquired by subtracting the fuel injection amount (Qe) for in-cylinder combustion from a second combustible fuel amount (Qa2) limited by an atmospheric pressure, and a third upper limit value (Qu3), which is a third combustible fuel amount (Qa3) which can be oxidized by the oxidation catalyst limited by a catalyst temperature index temperature (Tg1, Tg2) and an engine speed (Ne) is set as an upper limit value (Qu) for the unburned fuel supply amount (Qp). By this arrangement, at forced regeneration of the DPF (12b), the unburned fuel supplied into an exhaust gas is surely oxidized and generation of white smoke is prevented regardless of an operation state of an internal combustion engine (10).
摘要翻译： 在排气净化系统（1）中，通过向氧化催化剂的上游侧供给未燃燃料进行氧化来进行DPF（12b）的升温控制，将第一上限值（Qumin）的最小值（Qumin） （Qu1）从通过空燃比限制的第一可燃燃料量（Qa1）减去用于缸内燃烧的燃料喷射量（Qe）而获得的第二上限值（Qu2），通过减去燃料喷射量 （Qa），第三可燃燃料量（Qa3）的第三上限值（Qu3），该第三可燃燃料量（Qa3）可以被氧化而被氧化 由催化剂温度指数温度（Tg1，Tg2）和发动机转速（Ne）限制的催化剂被设定为未燃燃料供给量（Qp）的上限值（Qu）。 通过这种布置，在DPF（12b）的强制再生时，不管内燃机（10）的运行状态如何，被供给到排气中的未燃燃料被确实地氧化，并且防止产生白烟。
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