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1. 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

2. 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

3. 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

4. 发明专利

JP2010043577A Exhaust emission control device 有权
标题翻译：排气排放控制装置
公开(公告)号：JP2010043577A
公开(公告)日：2010-02-25
申请号：JP2008207025
申请日：2008-08-11
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 , B01D46/42 , B01D53/94 , F01N3/02 , F01N3/36
摘要： PROBLEM TO BE SOLVED: To minimize caulking of sulfate to an oxidation catalyst and to perform a desulfurization processing by effectively heating an inlet portion of the oxidation catalyst with a small burner device using less fuel and combustion air. SOLUTION: The exhaust emission control device includes a regeneration flow path 22 leading exhaust gas 9 to a filter 13 via the oxidation catalyst 14, a normal flow path 23 directly leading to the filter while bypassing the oxidation catalyst and a butterfly valve 24 which normally selects the normal flow path 23 and selects the regeneration flow path at least in the desulfurization processing of the oxidation catalyst. The exhaust emission control device includes the burner device 27 comprising an addition valve 28, which is arranged on an axis x of the oxidation catalyst in confrontation with the inlet portion of the oxidation catalyst and injects fuel together with combustion air, a swivel nozzle 29 which is equipped on a tip of the addition valve for swiveling about the axis x and opens an injection tip while bending in a V-shape to obliquely separate and extend with respect to the axis x and return to the axis x, and a discharge terminal 31 which is arranged near the injection tip of the swivel nozzle and ignites the fuel injected from the injection tip. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了最小化硫酸盐对氧化催化剂的填缝，并且通过使用较少的燃料和燃烧空气的小型燃烧器装置有效地加热氧化催化剂的入口部分进行脱硫处理。解决方案：废气排放控制装置包括再生流路22，其将废气9经由氧化催化剂14引导到过滤器13，直接通向过滤器的正常流路23绕过氧化催化剂，蝶阀24 其通常选择正常流路23，并且至少在氧化催化剂的脱硫处理中选择再生流路。废气排放控制装置包括燃烧器装置27，该燃烧器装置27配置在与氧化催化剂的入口部分对置的氧化催化剂的轴线x上并与燃烧空气一起喷射燃料的加法阀28，旋转喷嘴29 配置在附加阀的尖端上，用于围绕轴线x旋转，并且在弯曲成V形的同时打开注射尖端，以相对于轴线x倾斜分离并延伸并返回到轴线x，并且排出端子31 其布置在旋转喷嘴的喷射尖端附近并点燃从喷射尖端喷射的燃料。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2010043564A Exhaust emission control device 有权
标题翻译：排气排放控制装置
公开(公告)号：JP2010043564A
公开(公告)日：2010-02-25
申请号：JP2008206599
申请日：2008-08-11
申请人： Hino Motors Ltd , 日野自動車株式会社
发明人： FUNAHASHI HIROSHI , TSUJITA MAKOTO
IPC分类号： F01N3/02 , B01D46/42 , B01D53/86 , B01D53/94 , F01N3/20
摘要： PROBLEM TO BE SOLVED: To allow an inlet portion of an oxidation catalyst to be heated to a necessary temperature with a low fuel consumption as compared to a large burner device by minimizing caulking of sulfate to an oxidation catalyst.
SOLUTION: An exhaust emission control device includes the oxidation catalyst 14 provided upstream of a particulate filter 13, a regeneration flow path 22 leading exhaust gas 9 to the filter via the oxidation catalyst, a normal flow path 23 directly leading to the filter while bypassing the oxidation catalyst and a butterfly valve 24 which normally selects the normal flow path and selects the regeneration flow path in regeneration of the filter and in a desulfurization processing of the oxidation catalyst. The exhaust emission control device further includes a burner device 28 having an addition nozzle 30, which confronts the inlet portion of the oxidation catalyst and heats the inlet portion of the oxidation catalyst by injecting fuel 16 together with combustion air 4' in the desulfurization processing, and a discharge terminal 32 igniting the fuel injected from the addition nozzle, and includes a perforated heating plate 36 between the burner device and the oxidation catalyst, which is heated by a burner flame 28a and uniformly heats the exhaust gas.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：与大型燃烧器装置相比，通过使硫酸盐对氧化催化剂的填缝最小化，允许将氧化催化剂的入口部分加热到具有低燃料消耗的必要温度。解决方案：废气排放控制装置包括设置在颗粒过滤器13上游的氧化催化剂14，通过氧化催化剂将排气9引导到过滤器的再生流路22，直接通向过滤器的正常流路23 同时绕过氧化催化剂和蝶阀24，蝶阀24通常选择正常流路并选择再生过滤器中的再生流路，并且在氧化催化剂的脱硫处理中。废气排放控制装置还包括燃烧器装置28，其具有加入喷嘴30，该喷嘴30面对氧化催化剂的入口部分，并通过在脱硫处理中将燃料16与燃烧空气4'一起喷射而加热氧化催化剂的入口部分，以及点燃从加法喷嘴喷出的燃料的排出端子32，并且在燃烧器装置和氧化催化剂之间包括多孔加热板36，其通过燃烧器火焰28a加热并均匀地加热废气。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2010001799A Burner apparatus 有权
标题翻译：燃烧器装置
公开(公告)号：JP2010001799A
公开(公告)日：2010-01-07
申请号：JP2008161156
申请日：2008-06-20
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
摘要： PROBLEM TO BE SOLVED: To heat an inlet portion of an oxidation catalyst so as to perform desulfurizing treatment of the inlet portion by a compact burner apparatus that requires only a small amount of fuel and combustion air.
SOLUTION: The burner apparatus 16, configured to heat the inlet portion of the oxidation catalyst 14 so as to perform the desulfurizing treatment of the inlet portion, includes an addition valve 17, a turning nozzle 19 having an injection port 18 and a discharge terminal 20 (ignition means). The addition valve 17 is so located on the axis x of the oxidation catalyst 14 as to face the center of the inlet portion of the oxidation catalyst 14, and injects the fuel together with the combustion air. The turning nozzle 19 is mounted on the top end of the addition valve 17 rotatably around the axis x of the oxidation catalyst 14. The turning nozzle 19 is bent in a V shape in such a manner that it extends obliquely with respect to the axis x and returns onto the axis x. The discharge terminal 20 is disposed in the vicinity of the injection port 18 of the turning nozzle 19 so as to ignite the fuel injected from the injection port 18.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了加热氧化催化剂的入口部分，通过仅需要少量燃料和燃烧空气的紧凑型燃烧器装置对入口部分进行脱硫处理。解决方案：构造成加热氧化催化剂14的入口部分以进行入口部分的脱硫处理的燃烧器装置16包括加法阀17，具有注入口18和转向喷嘴18的转向喷嘴19。放电端子20（点火装置）。添加阀17位于氧化催化剂14的轴线x上，面向氧化催化剂14的入口部分的中心，并与燃烧空气一起喷射燃料。转向喷嘴19以可旋转的方式围绕氧化催化剂14的轴线x安装在加法器17的上端。转向喷嘴19以相对于轴线x倾斜地延伸的V形弯曲并返回到轴x上。放电端子20设置在转向喷嘴19的喷射口18附近，以点燃从喷射口18喷射的燃料。版权所有（C）2010，JPO＆INPIT

7. 发明专利

JP2009203961A Exhaust emission control device 有权
标题翻译：排气排放控制装置
公开(公告)号：JP2009203961A
公开(公告)日：2009-09-10
申请号：JP2008049737
申请日：2008-02-29
申请人： Hino Motors Ltd , 日野自動車株式会社
发明人： FUNAHASHI HIROSHI
IPC分类号： F01N3/24 , B01D53/94 , F01N3/36 , F02D41/08 , F02D41/12
CPC分类号： Y02T10/128 , Y02T10/47
摘要： PROBLEM TO BE SOLVED: To provide an exhaust emission control device capable of effectively reducing and purifying NOx in exhaust gas without employing urea water as a reducing agent. SOLUTION: An exhaust emission control device is equipped with a control device 16 which keeps three-way catalyst 14 provided with absorption capacity of NOx and NH 3 at some midpoint in the exhaust pipe 11 of a diesel engine 1, deeply reduces an air exceeding rate to a degree in which NH 3 is produced from NOx and H 2 in exhaust gas 9 by the three-way catalyst 14 when an accelerator is off during engine operation and forces the diesel engine 1 to execute premixed compression ignition so as to maintain smokeless combustion even at the low air exceeding rate. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够在不使用尿素水作为还原剂的情况下有效地减少和净化排气中的NOx的废气排放控制装置。解决方案：排气排放控制装置配备有控制装置16，该控制装置16将具有NOx吸收能力的三元催化剂14和NH 3 SB 3的排气管11中的某些中点保持柴油发动机1，通过三元催化剂14将废气9中的NO x和H 2 SB 2产生的NH 3 的空气超过率降低，发动机运转时加速器关闭，迫使柴油机1执行预混压缩点火，即使在低空气超过速率下也能保持无烟燃烧。版权所有（C）2009，JPO＆INPIT

8. 发明专利

JP2009203799A Regeneration method of particulate filter 有权
标题翻译：颗粒过滤器再生方法
公开(公告)号：JP2009203799A
公开(公告)日：2009-09-10
申请号：JP2008043737
申请日：2008-02-26
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 , F02D41/02 , F02D41/04 , F02D41/38 , F02D45/00
CPC分类号： Y02A50/2352 , Y02T10/128
摘要： PROBLEM TO BE SOLVED: To enable more efficient and prompt regeneration of a particulate filter than a conventional manner.
SOLUTION: A method for keeping an oxidation catalyst 14 in the front stage of the particulate filter 13 mounted halfway in an exhaust pipe 11 in a diesel engine 1 and for forcibly regenerating the particulate filter 13 by adding a fuel in exhaust gas 9 on the upstream side from the oxidation catalyst 14 and burning collected particulates in the particulate filter 13 in the rear stage by reaction heat when oxidation reaction of the added fuel occurs on the oxidation catalyst 14 in the front stage, executes premixed compression ignition by lowering an air exceeding rate than usual when an accelerator is off during engine operation to raise floor temperatures of the oxidation catalyst 14 and particulate filter 13 through the increase in the exhaust temperature thereby. Thereafter, the air exceeding rate is returned to the vicinity of the normal level to shift to the forcible regeneration by fuel addition.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了比常规方式更有效地和即时地再生微粒过滤器。解决方案：一种将氧化催化剂14保持在安装在柴油发动机1的排气管11中途的微粒过滤器13的前段的方法，并通过在废气9中添加燃料来强制地再生微粒过滤器13 在氧化催化剂14的上游侧，并且通过在前段的氧化催化剂14上发生加入的燃料的氧化反应的反应热，在后段的微粒过滤器13中收集的微粒燃烧，通过降低在发动机运转期间，当加速器关闭时，空气超过通常的速度，从而通过增加排气温度来提高氧化催化剂14和微粒过滤器13的地板温度。此后，空气超过率返回到正常水平附近，通过添加燃料转移到强制再生。版权所有（C）2009，JPO＆INPIT

9. 发明专利

JP2009174402A Multi-turbo system 审中-公开
标题翻译：多涡轮系统
公开(公告)号：JP2009174402A
公开(公告)日：2009-08-06
申请号：JP2008013077
申请日：2008-01-23
申请人： Hino Motors Ltd , 日野自動車株式会社
发明人： FUNAHASHI HIROSHI
IPC分类号： F02B37/02 , F02B37/007
CPC分类号： Y02T10/144
摘要： PROBLEM TO BE SOLVED: To provide a multi-turbo system that does not cause any trouble in regeneration of a particulate filter. SOLUTION: The multi-turbo system mounting thereon a small-sized turbocharger 1 and a large-sized turbocharger 2 selects the optimum one or both of the two turbochargers for supercharging. A first outlet 20 and a second outlet 21 are formed in an exhaust manifold 4. An inlet of a turbine 1a of the small-sized turbocharger 1 is connected to the first outlet 20. An exhaust switching chamber 22 is connected to the second outlet 21 and the exhaust switching chamber 22 is also connected to an outlet of the turbine 1a. An inlet of a turbine 2a of the large-sized turbocharger 2 and an exhaust pipe 5 are individually connected to the exhaust switching chamber 22 and the exhaust pipe 5 is also connected to an outlet of the turbine 2a. In the exhaust switching chamber 22, there is provided an exhaust switching valve 23 for selectively introducing exhaust gas 6 from either of the first outlet 20 and the second outlet 21 so as to selectively distribute the exhaust gas to the inlet of the turbine 2a and the exhaust pipe 5. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供不会在微粒过滤器的再生中引起任何麻烦的多涡轮增压系统。
解决方案：安装有小型涡轮增压器1和大型涡轮增压器2的多涡轮机系统选择用于增压的两个涡轮增压器中的最佳一个或两个。第一出口20和第二出口21形成在排气歧管4中。小型涡轮增压器1的涡轮机1a的入口连接到第一出口20.排气切换室22连接到第二出口21 并且排气切换室22也连接到涡轮机1a的出口。大型涡轮增压器2的涡轮机2a的入口和排气管5分别连接到排气开关室22，排气管5也连接到涡轮机2a的出口。在排气切换室22中设置有排气切换阀23，用于从第一出口20和第二出口21中选择性地引入废气6，以便选择性地将废气分配到涡轮2a的入口和排气管5.版权所有（C）2009，JPO＆INPIT

10. 发明专利

JP2008057337A 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：JP2008057337A
公开(公告)日：2008-03-13
申请号：JP2006231847
申请日：2006-08-29
申请人： Hino Motors Ltd , 日野自動車株式会社
发明人： TAKAHASHI NORIYUKI , FUNAHASHI HIROSHI , MATSUNAMI OKITOMO
IPC分类号： F01N3/02 , B01D39/14 , B01D46/42 , B01D53/94 , B01J23/44 , F01N3/10 , F01N3/24 , F01N3/28
摘要： PROBLEM TO BE SOLVED: To effectively suppress the occurrence of white smoke and the lowering of catalyst performance when a particulate filter is forcibly regenerated and the generation of NO
2 in the operating area with a low exhaust gas temperature.
SOLUTION: In this exhaust emission control device, a fuel is added into an exhaust gas 7 by a fuel injection device 18 (fuel adding means) on the upstream side of a particulate filter 11 having an oxidation catalyst 16 on the input side and installed in an exhaust pipe 9. The collected particulate is burned by the heat of reaction produced when the hydrocarbon produced from the added fuel is oxidized through the oxidation catalyst 16 to forcibly regenerate the particulate filter. A material formed by adding Pd to Pt is used as a precious metal catalyst material to be carried on the particulate filter 11. The composition ratio of Pd in the precious metal catalyst material is 10 to 30 wt.%, and the ratio of the particle size of Pd to the particle size of Pt is 0.1 to 2.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了有效地抑制白烟的发生和当强制再生颗粒过滤器并且在低排气的操作区域中产生NO 2 时催化剂性能的降低气温。解决方案：在该废气排放控制装置中，在输入侧具有氧化催化剂16的微粒过滤器11的上游侧，通过燃料喷射装置18（燃料添加机构）将燃料添加到排气7中并且安装在排气管9中。当从添加的燃料产生的烃被氧化通过氧化催化剂16时，所收集的颗粒被产生的反应热燃烧，以强制再生颗粒过滤器。使用通过将Pt添加到Pt中形成的材料用作载持在颗粒过滤器11上的贵金属催化剂材料。贵金属催化剂材料中Pd的组成比为10〜30重量％，并且颗粒的比例 Pd的尺寸为Pt的粒径为0.1〜2。版权所有（C）2008，JPO＆INPIT

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