专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20120096841A1 EXHAUST DEVICE OF INTERNAL-COMBUSTION ENGINE 审中-公开
标题翻译：内燃机排气装置
公开(公告)号：US20120096841A1
公开(公告)日：2012-04-26
申请号：US13379562
申请日：2010-04-02
申请人： Takeshi Hayakawa , Haruyuki Katayama
发明人： Takeshi Hayakawa , Haruyuki Katayama
IPC分类号： F01N3/20 , F01N3/36
CPC分类号： F01N3/2033 , F01N3/106 , F01N13/009 , F01N2240/30 , F01N2340/00 , F01N2610/03 , F01N2610/102 , F01N2610/14 , F01N2610/144 , F01N2610/1453 , Y02T10/26
摘要： An exhaust device of an internal-combustion engine provided with a catalytic converter (8) arranged in an exhaust passage (3) of the internal-combustion engine (1); a fuel supply valve (7) that is arranged on the upstream side of the catalytic converter (8) and supplies fuel into the exhaust passage (3); an ignition device (21) capable of igniting the fuel supplied from the fuel supply valve (7); a pressure regulating device (16) that regulates the pressure of the fuel supplied to the fuel supply valve (7); and a controller (10) that controls the fuel supply valve (7) and the pressure regulating device (16). The controller (10) controls the fuel supply valve (7) and the pressure regulating device (16) so as to execute at least one of a plurality of injection operations having different fuel pressures from each other and performed successively, and a single injection operation performed while changing the fuel pressure.
摘要翻译：内燃机的排气装置，其具备设置在内燃机（1）的排气通路（3）内的催化转化器（8）。燃料供给阀（7），其设置在所述催化转换器（8）的上游侧，并将燃料供给到所述排气通路（3）中; 能够点燃从燃料供给阀（7）供给的燃料的点火装置（21）; 调节供给到燃料供给阀（7）的燃料的压力的压力调节装置（16）。以及控制燃料供给阀（7）和压力调节装置（16）的控制器（10）。控制器（10）控制燃料供给阀（7）和压力调节装置（16），以执行彼此不同的燃料压力的多个喷射操作中的至少一个并且连续执行，并且单次喷射操作在改变燃料压力的同时执行。

2. 发明申请

US20140112833A1 EXHAUST GAS CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE 有权
标题翻译：用于内燃机的排气控制装置
公开(公告)号：US20140112833A1
公开(公告)日：2014-04-24
申请号：US14110895
申请日：2011-07-04
申请人： Takanori Nakano , Haruyuki Katayama , Shinya Hirota , Shunsuke Toshioka , Koichiro Fukuda
发明人： Takanori Nakano , Haruyuki Katayama , Shinya Hirota , Shunsuke Toshioka , Koichiro Fukuda
IPC分类号： B01D53/94
CPC分类号： B01D53/9459 , B01D53/9431 , B01D53/9495 , B01D2251/2067 , B01D2255/904 , F01N3/035 , F01N3/108 , F01N3/2066 , F01N13/008 , F01N13/009 , F01N13/0093 , F01N2560/05 , F01N2610/02 , Y02T10/24
摘要： The purpose of the present invention is to suppress degradation of a PM sensor and a decrease in detection accuracy of the amount of PM in a configuration in which a urea addition unit and a selective reduction-type NOx catalyst (NOx catalyst) are provided downstream of a particulate filter (filter) in an internal corn engine exhaust passage, the PM sensor being disposed downstream of the filter. According to the present invention, in an exhaust passage (2) of an internal combustion engine (1), a first NOx catalyst (4) and a second NOx catalyst (5) are disposed downstream of a fitter (3) successively from the upstream side along the flow of exhaust. A urea addition unit (6) is disposed between the filter (3) and the first NOx catalyst (4). A PM sensor (7) is disposed between the first NOx catalyst (4) and the second NOx catalyst (5).
摘要翻译：下游的尿素添加单元和选择还原型NOx催化剂（NOx催化剂）的配置中，本发明的目的是抑制PM传感器的劣化和PM的量的检测精度的降低在内部玉米发动机排气通道中的微粒过滤器（过滤器），PM传感器设置在过滤器的下游。根据本发明，在内燃机（1）的排气通路（2）中，第一NOx催化剂（4）和第二NOx催化剂（5）从上游依次配置在钳具（3）的下游沿着排气流。尿素添加单元（6）设置在过滤器（3）和第一NOx催化剂（4）之间。 PM传感器（7）设置在第一NOx催化剂（4）和第二NOx催化剂（5）之间。

3. 发明申请

US20130004374A1 EXHAUST PURIFICATION SYSTEM FOR INTERNAL COMBUSTION ENGINE 审中-公开
标题翻译：内燃机排气净化系统
公开(公告)号：US20130004374A1
公开(公告)日：2013-01-03
申请号：US13634083
申请日：2010-03-12
申请人： Chika Kanba , Haruyuki Katayama
发明人： Chika Kanba , Haruyuki Katayama
IPC分类号： G05D7/00
CPC分类号： F01N3/2033 , F01N3/106 , F01N3/2013 , F01N2240/30 , F01N2240/36 , F01N2560/08 , F01N2560/14 , F02B37/00 , F02B37/18 , Y02T10/144 , Y02T10/26
摘要： An exhaust gas purification system for an internal combustion engine, the system being provided with: an exhaust gas purification device (13) that is provided in an exhaust gas passage (12) of the internal combustion engine (1); a preceding stage catalyst (14) that is provided in the exhaust gas passage (12) at an upstream side of the exhaust gas purification device (13) and passed through by a part of exhaust gas that flows through the exhaust gas passage (12); a bypass passage (31) that directly introduces exhaust gas of the internal combustion engine (1) into the exhaust gas passage (12) at a downstream side of the preceding stage catalyst (14); and a bypass valve (34) that opens/closes the bypass passage (31).
摘要翻译：一种用于内燃机的废气净化系统，该系统设置有：设置在内燃机（1）的排气通道（12）中的废气净化装置（13）; 在废气净化装置（13）的上游侧设置在排气通路（12）中并通过排出气体通路（12）的排气的一部分通过的前级催化剂（14） ; 在前级催化剂（14）的下游侧，直接将内燃机（1）的排气引入排气通路（12）的旁路通路（31）。以及打开/关闭旁通通路（31）的旁通阀（34）。

4. 发明授权

US09421496B2 Exhaust gas purification apparatus for internal combustion engine 有权
标题翻译：内燃机废气净化装置
公开(公告)号：US09421496B2
公开(公告)日：2016-08-23
申请号：US14114381
申请日：2011-04-28
申请人： Takanori Nakano , Haruyuki Katayama , Tatsumi Furukubo
发明人： Takanori Nakano , Haruyuki Katayama , Tatsumi Furukubo
IPC分类号： B01D53/94 , B01D53/90 , F01N3/20 , F01N3/36 , F01N3/38 , F01N11/00 , B01F5/06 , B01F15/00
CPC分类号： B01D53/9431 , B01D53/90 , B01D2251/2062 , B01F5/061 , B01F15/00019 , F01N3/208 , F01N3/36 , F01N3/38 , F01N11/00 , F01N2240/14 , F01N2240/20 , F01N2550/05 , F01N2610/02 , Y02T10/24 , Y02T10/47
摘要： In an exhaust gas purification apparatus for an internal combustion engine which is provided with a selective reduction type catalyst disposed in an exhaust passage of the internal combustion engine, a reducing agent supply device for supplying an ammonia derived reducing agent to a portion of the exhaust passage at the upstream side of the selective reduction type catalyst, and a mixing device disposed in a portion of the exhaust passage at the upstream side of the selective reduction type catalyst and at the downstream side of the reducing agent supply device, the present invention has a problem to remove solid matter derived from the reducing agent, which is adhered to or deposited on the mixing device, in a suitable manner. In order to solve this problem, the present invention has a temperature raising device disposed in a portion of the exhaust passage upstream of said mixing device so as to blow a flame to said mixing device.
摘要翻译：在内燃机的排气净化装置中，在内燃机的排气通路内配置选择还原型催化剂的还原剂供给装置，用于向排气通路的一部分供给氨衍生的还原剂在选择还原型催化剂的上游侧，以及设置在选择还原型催化剂的上游侧的排气通路的一部分和还原剂供给装置的下游侧的混合装置，具有问题是以适当的方式除去粘附或沉积在混合装置上的还原剂衍生的固体物质。为了解决这个问题，本发明的升温装置设置在上述混合装置的上游侧的排气通路的一部分，以便将火焰吹向上述混合装置。

5. 发明授权

US09221017B2 Exhaust gas control apparatus for internal combustion engine 有权
标题翻译：内燃机排气控制装置
公开(公告)号：US09221017B2
公开(公告)日：2015-12-29
申请号：US14110895
申请日：2011-07-04
申请人： Takanori Nakano , Haruyuki Katayama , Shinya Hirota , Shunsuke Toshioka , Koichiro Fukuda
发明人： Takanori Nakano , Haruyuki Katayama , Shinya Hirota , Shunsuke Toshioka , Koichiro Fukuda
IPC分类号： B01D50/00 , B01D53/94 , F01N3/10 , F01N3/20 , F01N3/035 , F01N13/00
CPC分类号： B01D53/9459 , B01D53/9431 , B01D53/9495 , B01D2251/2067 , B01D2255/904 , F01N3/035 , F01N3/108 , F01N3/2066 , F01N13/008 , F01N13/009 , F01N13/0093 , F01N2560/05 , F01N2610/02 , Y02T10/24
摘要： The purpose of the present invention is to suppress degradation of a PM sensor and a decrease in detection accuracy of the amount of PM in a configuration in which a urea addition unit and a selective reduction-type NOx catalyst (NOx catalyst) are provided downstream of a particulate filter (filter) in an internal combustion engine exhaust passage, the PM sensor being disposed downstream of the filter. According to the present invention, in an exhaust passage (2) of an internal combustion engine (1), a first NOx catalyst (4) and a second NOx catalyst (5) are disposed downstream of a filter (3) successively from the upstream side along the flow of exhaust. A urea addition unit (6) is disposed between the filter (3) and the first NOx catalyst (4). A PM sensor (7) is disposed between the first NOx catalyst (4) and the second NOx catalyst (5).
摘要翻译：下游的尿素添加单元和选择还原型NOx催化剂（NOx催化剂）的配置中，本发明的目的是抑制PM传感器的劣化和PM的量的检测精度的降低内燃机排气通道中的微粒过滤器（过滤器），PM传感器设置在过滤器的下游。根据本发明，在内燃机（1）的排气通路（2）中，第一NOx催化剂（4）和第二NOx催化剂（5）从上游依次配置在过滤器（3）的下游沿着排气流。尿素添加单元（6）设置在过滤器（3）和第一NOx催化剂（4）之间。 PM传感器（7）设置在第一NOx催化剂（4）和第二NOx催化剂（5）之间。

6. 发明申请

US20140050628A1 EXHAUST GAS PURIFICATION APPARATUS FOR INTERNAL COMBUSTION ENGINE 有权
标题翻译：用于内燃机的排气净化装置
公开(公告)号：US20140050628A1
公开(公告)日：2014-02-20
申请号：US14114381
申请日：2011-04-28
申请人： Takanori Nakano , Haruyuki Katayama , Tatsumi Furukubo
发明人： Takanori Nakano , Haruyuki Katayama , Tatsumi Furukubo
IPC分类号： B01D53/94
CPC分类号： B01D53/9431 , B01D53/90 , B01D2251/2062 , B01F5/061 , B01F15/00019 , F01N3/208 , F01N3/36 , F01N3/38 , F01N11/00 , F01N2240/14 , F01N2240/20 , F01N2550/05 , F01N2610/02 , Y02T10/24 , Y02T10/47
摘要： In an exhaust gas purification apparatus for an internal combustion engine which is provided with a selective reduction type catalyst disposed in an exhaust passage of the internal combustion engine, a reducing agent supply device for supplying an ammonia derived reducing agent to a portion of the exhaust passage at the upstream side of the selective reduction type catalyst, and a mixing device disposed in a portion of the exhaust passage at the upstream side of the selective reduction type catalyst and at the downstream side of the reducing agent supply device, the present invention has a problem to remove solid matter derived from the reducing agent, which is adhered to or deposited on the mixing device, in a suitable manner. In order to solve this problem, the present invention has a temperature raising device disposed in a portion of the exhaust passage upstream of said mixing device so as to blow a flame to said mixing device.
摘要翻译：在内燃机的排气净化装置中，在内燃机的排气通路内配置选择还原型催化剂的还原剂供给装置，用于向排气通路的一部分供给氨衍生的还原剂在选择还原型催化剂的上游侧，以及设置在选择还原型催化剂的上游侧的排气通路的一部分和还原剂供给装置的下游侧的混合装置，具有问题是以适当的方式除去粘附或沉积在混合装置上的还原剂衍生的固体物质。为了解决这个问题，本发明的升温装置设置在上述混合装置的上游侧的排气通路的一部分，以便将火焰吹向上述混合装置。

7. 发明申请

US20110225955A1 EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINE 审中-公开
标题翻译：用于内燃机的排气装置
公开(公告)号：US20110225955A1
公开(公告)日：2011-09-22
申请号：US12999825
申请日：2010-02-17
申请人： Yuichiro Kimura , Haruyuki Katayama
发明人： Yuichiro Kimura , Haruyuki Katayama
IPC分类号： F01N3/18 , F01N3/02
CPC分类号： F01N3/2053 , F01N3/101 , F01N3/106 , F01N3/2033 , F02B37/00 , F02M26/05 , F02M26/06 , F02M26/23 , F02M26/35 , Y02T10/22 , Y02T10/26
摘要： An exhaust apparatus for an internal combustion engine comprises: an exhaust heating device (40) provided in an exhaust passage (12) of an internal combustion engine (1) for increasing a temperature of an exhaust gas; an exhaust purification catalyst (13) provided in the exhaust passage (12) downstream from the exhaust heating device (40); an EGR passage (30) for connecting the exhaust passage (12) downstream of the exhaust purification catalyst (13) and an intake passage (6) of the internal combustion engine (1); a bypass passage (31) for connecting the EGR passage (30) and a point downstream from the exhaust heating device (40) and also upstream from the exhaust purification catalyst (13) in the exhaust passage (12); a bypass valve (39) operable to open/close the bypass passage (31); and a controller (50) for controlling the control valve. When a temperature of the EGR passage (30) is lower than a predetermined reference value, the controller (50) controls the bypass valve (34) to be opened for a supply of an exhaust gas heated by the exhaust heating device (40) through the EGR passage (30) to the intake passage (6).
摘要翻译：一种用于内燃机的排气装置，包括：设置在内燃机（1）的排气通道（12）中的用于提高废气温度的排气加热装置（40）; 排气净化催化剂（13），设置在排气通路（12）的排气加热装置（40）的下游; 用于将排气净化催化剂（13）下游的排气通路（12）与内燃机（1）的进气通路（6）连接的EGR通路（30）。用于连接EGR通路（30）和排气加热装置（40）下游的点以及排气通道（12）中的排气净化催化剂（13）上游的旁通通道（31）。可操作以打开/关闭旁路通道（31）的旁通阀（39）; 以及用于控制所述控制阀的控制器（50）。当EGR通路（30）的温度低于预定基准值时，控制器（50）控制旁通阀（34）打开以供排气加热装置（40）加热的废气通过 EGR通道（30）连接到进气通道（6）。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式