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1. 发明专利

JP2004251266A Ceramic honeycomb filter type and exhaust gas purifying method 有权
标题翻译：陶瓷蜂窝状过滤器类型和排气净化方法
公开(公告)号：JP2004251266A
公开(公告)日：2004-09-09
申请号：JP2003093677
申请日：2003-03-31
申请人： Hino Motors Ltd , Hitachi Metals Ltd , 日立金属株式会社 , 日野自動車株式会社
发明人： SUWABE HIROHISA , TAKAKURA TAKASHI , MAKITA SATORU , FUNAHASHI HIROSHI
IPC分类号： F01N3/02 , B01D46/42 , B01D53/94 , B01J23/63 , B01J35/04 , F01N3/10 , F01N3/28 , F01N3/36
摘要： PROBLEM TO BE SOLVED: To provide a honeycomb filter capable of easily causing combustion by a catalyst substance of fine particles, preventing the deposit of fine particles on the honeycomb filter, avoiding a problem of the breakage and melting loss of the filter, and reducing an increase in pressure loss stably over a long time. SOLUTION: This ceramic honeycomb filter has such structure that exhaust gas passes through a thin hole formed in a bulkhead of a honeycomb structural body by sealing a flow passage of the porous ceramic honeycomb structural body. A catalyst substance is held in at least the bulkhead and the sealing part. At least one exhaust gas flow-in side sealing part is arranged apart from an exhaust gas flow-in side end face. COPYRIGHT: (C)2004,JPO&NCIPI
摘要翻译：解决问题的方案为了提供能够容易地由微粒的催化剂物质引起燃烧的蜂窝过滤器，防止细小颗粒沉积在蜂窝过滤器上，避免了过滤器的破裂和熔化损失的问题，并且长时间稳定地减小压力损失的增加。解决方案：该陶瓷蜂窝过滤器具有通过密封多孔陶瓷蜂窝结构体的流路而使废气通过形成在蜂窝结构体的隔壁中的薄孔的结构。催化剂物质至少保持在隔板和密封部分中。至少一个废气流入侧密封部分与废气流入侧端面分开布置。版权所有（C）2004，JPO＆NCIPI

2. 发明专利

JP2005042687A Exhaust emission control device and emission control method 有权
标题翻译：排气控制装置和排放控制方法
公开(公告)号：JP2005042687A
公开(公告)日：2005-02-17
申请号：JP2003280391
申请日：2003-07-25
申请人： Hino Motors Ltd , Hitachi Metals Ltd , 日立金属株式会社 , 日野自動車株式会社
发明人： SUWABE HIROHISA , FUNAHASHI HIROSHI
IPC分类号： F01N3/02 , B01D46/42 , B01D53/94 , B01J23/30 , B01J23/63 , B01J35/04 , F01N3/24
CPC分类号： F01N3/2066 , F01N3/0231 , F01N3/035 , F01N3/103 , F01N13/009 , F01N2340/00 , F01N2510/0682 , F01N2610/02 , Y02T10/24
摘要： PROBLEM TO BE SOLVED: To provide a compact exhaust emission control device and an exhaust emission control method, which efficiently remove NOx and particulate substance contained in exhaust gas, in the exhaust emission control device of a diesel engine and which can reduce pressure loss in the whole exhaust emission control device. SOLUTION: The exhaust emission control device is constructed such that a filter and a SCR (Selective Catalytic Reduction) catalyst are arranged in this order from an upstream side in an exhaust passage of the diesel engine. The ceramic honeycomb filter has a porous ceramic honeycomb structure in which desired flow passages are sealed. At least one sealed portion on an exhaust gas inflow side of the filter is arranged apart from an exhaust gas inflow side end surface. Catalyst material is carried on at least a part of partition walls and/or the sealed portions. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：解决的问题：提供一种紧凑的排气排放控制装置和废气排放控制方法，其能够有效地去除排气中的NOx和颗粒物质，在柴油发动机的废气排放控制装置中，并且可以降低压力整个废气排放控制装置的损失。解决方案：废气排放控制装置被构造成使得过滤器和SCR（选择性催化还原）催化剂从柴油发动机的排气通道中的上游侧依次排列。陶瓷蜂窝过滤器具有密封期望的流路的多孔陶瓷蜂窝结构体。过滤器的废气流入侧的至少一个密封部分与废气流入侧端面隔开设置。催化剂材料承载在分隔壁和/或密封部分的至少一部分上。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2004322082A Ceramic honeycomb filter 有权
公开(公告)号：JP2004322082A
公开(公告)日：2004-11-18
申请号：JP2004105995
申请日：2004-03-31
申请人： Hino Motors Ltd , Hitachi Metals Ltd , 日立金属株式会社 , 日野自動車株式会社
发明人： SUWABE HIROHISA , OTSUBO YASUHIKO , FUNAHASHI HIROSHI , MICHISAKA HISATAKA , NAKAGOME KEIICHI , TSUJITA MAKOTO
IPC分类号： F01N3/02 , B01D39/20
摘要： PROBLEM TO BE SOLVED: To provide a ceramic honeycomb filter used in a continuous regeneration type cleaning apparatus for cleaning fine particles contained in the exhaust gas of a diesel engine, having a structure constituted so as to seal the end parts of the predetermined flow channels of a ceramic honeycomb structure to allow the exhaust gas to pass through porous partition walls for demarcating the flow channels and together having extremely low pressure loss characteristics and strength characteristics capable of withstanding mechanical vibration or impact, a thermal shock, and the like, when used. SOLUTION: This ceramic honeycomb filter is constituted so as to remove fine particles in an exhaust gas by sealing the end parts of the predetermined flow channels of the ceramic honeycomb structure to allow the exhaust gas to pass through the porous partition walls for demarcating the flow channels. The total pore volume of the porous partition walls is 0.55-0.80 cm 3 /g and the volume of pores with a pore size of 100 μm or above thereof is 0.02-0.10 cm 3 /g. COPYRIGHT: (C)2005,JPO&NCIPI

4. 发明专利

JP2006326586A Ceramic honeycomb filter and exhaust gas-cleaning method 审中-公开
标题翻译：陶瓷蜂窝状过滤器和排气清洁方法
公开(公告)号：JP2006326586A
公开(公告)日：2006-12-07
申请号：JP2006162859
申请日：2006-06-12
申请人： Hino Motors Ltd , Hitachi Metals Ltd , 日立金属株式会社 , 日野自動車株式会社
发明人： SUWABE HIROHISA , TAKAKURA TAKASHI , MAKITA SATORU , FUNAHASHI HIROSHI
IPC分类号： B01J35/04 , B01D39/14 , B01D39/20 , B01D46/42 , B01D53/94 , F01N3/02
摘要： PROBLEM TO BE SOLVED: To obtain a honeycomb filter in which particulates are burned easily by a catalytic substance and are hardly accumulated, the damage or erosion of which is avoided and the pressure loss of which is stabilized over a long period of time and is hardly increased. SOLUTION: The ceramic honeycomb filter comprises a porous ceramic honeycomb structure having partition walls defining flow paths, and plugs disposed inside the flow paths such that exhaust gas passes through pores of the partition walls. The catalytic substance is deposited at least partially on the partition walls and the plugs. At least one of plugs on the exhaust gas inlet side is disposed in a position separate from the end face of the corresponding flow path on the exhaust gas inlet side. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了获得其中微粒被催化物质容易地燃烧并且几乎不积聚的蜂窝过滤器，其损伤或侵蚀被避免并且其压力损失在长时间内稳定几乎没有增加。解决方案：陶瓷蜂窝过滤器包括具有限定流动路径的分隔壁的多孔陶瓷蜂窝结构，以及设置在流路内部的塞子，使得废气通过分隔壁的孔。催化物质至少部分地沉积在分隔壁和塞子上。排气入口侧的插塞中的至少一个设置在与排气入口侧的相应流路的端面分离的位置。版权所有（C）2007，JPO＆INPIT

5. 发明专利

JP2007291980A Exhaust emission control device 审中-公开
标题翻译：排气排放控制装置
公开(公告)号：JP2007291980A
公开(公告)日：2007-11-08
申请号：JP2006122015
申请日：2006-04-26
申请人： Hino Motors Ltd , Hitachi Metals Ltd , Tokyo Roki Co Ltd , 日立金属株式会社 , 日野自動車株式会社 , 東京濾器株式会社
发明人： FUNAHASHI HIROSHI , TSURUMI FUMIYUKI , SUWABE HIROHISA
IPC分类号： F01N3/24 , B01D46/42 , B01D53/94 , B01J35/04 , F01N3/02 , F01N3/08 , F01N3/36
CPC分类号： Y02A50/2322 , Y02A50/2345
摘要： PROBLEM TO BE SOLVED: To reduce both particulate and NO x , even in a vehicle of operation form in which an operational status of low exhaust temperature is continued for a long time. SOLUTION: Each plug body 13 sealing an inlet side of a flow passage 12 is disposed at a position set in the back of the flow passage 12 from an inlet side end face by a required length, and a back-plug type particulate filter 11 carrying an oxidation catalyst 11a is disposed along an exhaust pipe 9 in a front portion from an arrangement position of the plug body 13 on at least the inlet side to the inlet side end face. A NO x adsorption catalyst 16 is disposed in a front stage of the particulate filter 11. The NO x adsorption catalyst simultaneously adsorbs NO x in exhaust gas 7 and hydrocarbon, under a low exhaust temperature condition, and reduces and cleans NO 2 in the adsorbed NO x by reacting the NO 2 in the adsorbed NO x with suboxide of hydrocarbon as oxidation product of hydrocarbon. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：即使在长时间持续低排气温度的操作状态的操作形式的车辆中，也可以减小颗粒和NO x 。解决方案：密封流路12的入口侧的每个插塞体13从入口侧端面设置在流路12的背面所需长度的位置，以及后插塞型颗粒携带氧化催化剂11a的过滤器11在至少入口侧至入口侧端面的插头体13的配置位置的前部沿排气管9配置。吸附催化剂16配置在颗粒过滤器11的前段。NO SB SB吸附催化剂同时吸附废气中的NOS SB xS / SB 气体7和碳氢化合物，在低排气温度条件下，通过使NO SB <2 / SB>中的NOS / SB> 2 减少并清除吸附的NO x 中的NO 2 用烃的低氧化物作为碳氢化合物的氧化产物吸附的NO SB SB。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2007146722A Exhaust emission control device 审中-公开
标题翻译：排气排放控制装置
公开(公告)号：JP2007146722A
公开(公告)日：2007-06-14
申请号：JP2005340719
申请日：2005-11-25
申请人： Hino Motors Ltd , Hitachi Metals Ltd , Tokyo Roki Co Ltd , 日立金属株式会社 , 日野自動車株式会社 , 東京濾器株式会社
发明人： FUNAHASHI HIROSHI , MATSUNAMI OKITOMO , OZAWA ATSUSHI , SUWABE HIROHISA
IPC分类号： F01N3/02 , B01D53/94 , B01J35/04 , F01N3/08 , F01N3/24
摘要： PROBLEM TO BE SOLVED: To provide an exhaust emission control device greatly reducing cost by reducing precious metal material carrying quantity per unit volume and avoiding risk causing performance drop due to thermal deterioration by soot combustion heat. SOLUTION: The exhaust emission control device has a plug body 13 plugging an inlet side of each flow path 12 arranged at a position getting into the flow path 12 from an inlet side end surface by a predetermined length. A deep plug type particulate filter 11 carrying oxidation catalyst 11a is installed in a middle of an exhaust pipe 9 in a front section from a plug body 13 arrangement position of the inlet side to the inlet side end surface, a flow through type NOx storage reduction catalyst 16 is provided in a front stage of a particulate filter 11 and an injector 17 adding fuel in exhaust gas 7 on an upstream side of the NOx storage reduction catalyst 16 as reducer is provided as a fuel adding means. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：通过减少每单位体积的贵金属材料承载量并且避免由于烟灰燃烧热的热劣化而引起的性能下降的风险，从而大大降低成本。解决方案：废气排放控制装置具有插塞体13，其插入从入口侧端面进入流路12的位置预定长度的每个流路12的入口侧。携带氧化催化剂11a的深塞型微粒过滤器11安装在从插入体13的入口侧至入口侧端面的配置位置的前部的排气管9的中央，通过型NOx吸留还原催化剂16设置在微粒过滤器11的前段，以及在作为减速机作为燃料添加机构设置在NOx吸留还原催化剂16的上游侧的排气中添加燃料的喷射器17。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2004148308A Ceramic honeycomb filter and its production method 有权
公开(公告)号：JP2004148308A
公开(公告)日：2004-05-27
申请号：JP2003357983
申请日：2003-10-17
申请人： Hino Motors Ltd , Hitachi Metals Ltd , 日立金属株式会社 , 日野自動車株式会社
发明人： SUWABE HIROHISA , OTSUBO YASUHIKO , FUNAHASHI HIROSHI , NAKAGOME KEIICHI , TSUJITA MAKOTO , MICHISAKA HISATAKA
IPC分类号： F01N3/02 , B01D39/00 , B01D39/20 , C04B38/06
摘要： PROBLEM TO BE SOLVED: To provide a ceramic honeycomb filter with a porosity of partition wall of 60% or more and low pressure loss as a filter collecting particulates exhausted from a diesel engine, which can be stably used for a long period of time, and its production method. SOLUTION: The filter has a honeycomb structural body with a porosity of porous partition wall of 60% or more and an average pore diameter of 15 μm or more, and a maximum value of S n of 0.7 or more expressed by the following equation referring to the slope of the accumulative porous volume distribution of the porous partition wall: S n = - (V n -V n-1 )/(log(D n )-log(D n-1 )) wherein D n is a pore diameter (μm ) at measuring point of n, D n-1 is a pore diameter (μm ) at measuring point of n-1, V n is an accumulative pore volume (cm 3 /g) at measuring point of n, V n-1 is an accumulative pore volume (cm 3 /g) at measuring point of n-1, and S n is a slope at measuring point of n. COPYRIGHT: (C)2004,JPO

8. 发明专利

JP2011236868A Failure detection method of fuel injection device 审中-公开
标题翻译：燃油喷射装置故障检测方法
公开(公告)号：JP2011236868A
公开(公告)日：2011-11-24
申请号：JP2010111012
申请日：2010-05-13
申请人： Hino Motors Ltd , 日野自動車株式会社
发明人： FUNAHASHI HIROSHI
IPC分类号： F02D41/22 , F02D45/00 , F02M55/02
摘要： PROBLEM TO BE SOLVED: To provide a failure detection method of a fuel injection device that can immediately detect a failure of a fuel actual injection amount, and also can detect how the failure is generated in which number of a cylinder.SOLUTION: In the failure detection method of the fuel injection device in which the fuel led from a fuel tank 1 is boosted by a fuel pump 2 and pressure-accumulated in a common rail 4, the fuel is led to an injector 8 of each cylinder top from the common rail 4, the fuel is injected into a cylinder, a change pattern of common rail pressure at a normal time corresponding to the drive state of an engine is stored in an operation device 11 in advance, an actually-measured change pattern of the common rail pressure is compared with the change pattern at the normal time corresponding to the drive state at a measuring time by the operation device 11, and the failure of the fuel actual injection amount is determined on the basis of a difference generated between the actually-measured change pattern and the change pattern at the normal time.
摘要翻译：要解决的问题：提供能够立即检测燃料实际喷射量的故障的燃料喷射装置的故障检测方法，并且还可以检测在哪个数量的气缸中如何产生故障。解决方案：在燃料喷射装置的故障检测方法中，其中从燃料箱1引导的燃料由燃料泵2升压并在共轨4中被压力积聚，燃料被引导到喷射器8 每个气缸顶部从共轨4将燃料喷射到气缸中，在对应于发动机的驱动状态的正常时，共轨压力的变化模式预先存储在操作装置11中，将测量的共轨压力的变化模式与由操作装置11在测量时间对应于驱动状态的正常时刻的变化模式进行比较，并且基于差异来确定燃料实际喷射量的失败在实际测量的变化模式和正常时间的变化模式之间产生。版权所有（C）2012，JPO＆INPIT

9. 发明专利

JP2010216267A Desulfurization device 有权
标题翻译：脱硫装置
公开(公告)号：JP2010216267A
公开(公告)日：2010-09-30
申请号：JP2009060573
申请日：2009-03-13
申请人： Hino Motors Ltd , 日野自動車株式会社
发明人： FUNAHASHI HIROSHI
IPC分类号： F01N3/20 , F01N3/02 , F01N3/36 , F02D41/38
摘要： PROBLEM TO BE SOLVED: To desulfurize an inlet, by heating the inlet of an oxidation catalyst with a small-sized burner requiring only small amounts of fuel and combustion air. SOLUTION: The desulfurization device includes: a burner 23 arranged to obliquely spray fuel with combustion air in a fan-like manner, from the side of the inlet of the oxidation catalyst 14; a plurality of small-sized oxidation catalyst pieces 31 disposed between the injection port of the burner 23 and the inlet of the oxidation catalyst 14 to be arranged in a fan-like manner in an injection direction of the fuel from the injection port; a discharge terminal 32 igniting the fuel injected from the injection port of the burner 23; a bypass conduit 34 extracting part of exhaust gas 9 flowing in an exhaust system path and blowing the exhaust gas toward the inlet of the oxidation catalyst 14 through the conduit in the small-sized catalyst piece 31; and a fuel injection device performing post-injection for adding the fuel into the exhaust gas 9 upstream of the bypass conduit 34. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：通过用仅需要少量燃料和燃烧空气的小型燃烧器加热氧化催化剂的入口来对入口进行脱硫。解决方案：脱硫装置包括：燃烧器23，其布置成从氧化催化剂14的入口侧以扇状倾斜地喷射燃料，燃烧空气; 设置在燃烧器23的喷射口和氧化催化剂14的入口之间的多个小型氧化催化剂片31，其以喷射方式从燃料喷射方向以扇状排列; 排出端子32，点燃从燃烧器23的喷射口喷出的燃料; 旁通管道34抽出在排气系统路径中流动的废气9的一部分，并通过小型催化剂片31中的导管将排气吹向氧化催化剂14的入口; 以及燃料喷射装置，其执行后喷射以将燃料添加到旁路管道34上游的废气9中。（C）2010，JPO＆INPIT

10. 发明专利

JP2010127125A Exhaust emission control device of diesel engine 审中-公开
标题翻译：柴油发动机排气排放控制装置
公开(公告)号：JP2010127125A
公开(公告)日：2010-06-10
申请号：JP2008300381
申请日：2008-11-26
申请人： Hino Motors Ltd , 日野自動車株式会社
发明人： FUNAHASHI HIROSHI
IPC分类号： F01N3/02 , B01D46/42 , F01N3/24
摘要： PROBLEM TO BE SOLVED: To prevent the occurrence of melting damage of a filter, by reducing a quantity of supported noble metal to an oxidation catalyst. SOLUTION: The oxidation catalyst 16 arranged in an exhaust passage 12 of a diesel engine 11 raises the exhaust gas temperature by oxidizing fuel mist supplied in exhaust gas of the engine 11. A particulate filter 17 arranged in the exhaust passage on the exhaust gas downstream side of the oxidation catalyst 16, collects a particulate in the exhaust gas passing through the exhaust passage, and this collected particulate is burnt and removed by heat of the exhaust gas being raised in the temperature by the oxidation catalyst. The cylindrical oxidation catalyst 16 having the length of 75 mm or more is arranged by four or more. Assuming the cross-sectional area in an orthogonal surface to the flowing direction of the exhaust gas of the filter 17 as S 1 , the total cross-sectional area S 2 of totalling the respective cross-sectional areas in the orthogonal surface to the flowing direction of the exhaust gas of the four or more of oxidation catalysts 16 is 0.5S 1 ≤S 2 1 . COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：通过将负载的贵金属的量减少到氧化催化剂来防止过滤器的熔化损伤的发生。解决方案：布置在柴油发动机11的排气通道12中的氧化催化剂16通过氧化在发动机11的排气中供应的燃料雾来提高废气温度。排气通道中的排气氧化催化剂16的气体下游侧收集通过排气通道的废气中的颗粒，并且通过在氧化催化剂的温度下升高的废气的热量将该收集的颗粒燃烧和去除。长度为75mm以上的圆筒状氧化催化剂16配置4个以上。假设在与过滤器17的排气的流动方向正交的正交表面中的横截面积为S 1 ，则总截面积S 2 四种或更多种氧化催化剂16的排气的正交表面的相应横截面积为0.5S≤S 2 <0.8 小号 1 。版权所有（C）2010，JPO＆INPIT

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