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1. 发明专利

JP2010265855A Fuel injection device 有权
标题翻译：燃油喷射装置
公开(公告)号：JP2010265855A
公开(公告)日：2010-11-25
申请号：JP2009119762
申请日：2009-05-18
申请人： Nippon Soken Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社日本自動車部品総合研究所
发明人： TAKAGI JIRO , KITANO YASUSHI , TANIGUCHI SATOSHI
IPC分类号： F02M61/10 , F02D19/06 , F02D19/08 , F02M21/02 , F02M47/00
CPC分类号： Y02T10/32 , Y02T10/36
摘要： PROBLEM TO BE SOLVED: To provide a fuel injection device capable of injecting two kinds of fuel with different timing. SOLUTION: A first control valve 100 of this fuel injection device 10 operates a first valve element 101 so as to be positioned in a pressurizing position in the case wherein a first control pressure chamber 150 and a return fuel line R1 are communicated with each other and communication between a second control pressure chamber 160 and the return fuel line R1 is cut off and so as to be positioned in a pressure reducing position in the case wherein communication between the first control pressure chamber 150 and the return fuel line Ra is cut off and communication between the second control pressure chamber 160 and the return fuel line R1 is cut off and in the case wherein the first control pressure chamber 150 and the return fuel line R1 are communicated with each other and the second control pressure chamber 160 and the return fuel line R1 are communicated with each other. A second control valve 200 operates a second valve element 202 so as to be positioned in a pressurizing position in the case wherein communication between a control pressure chamber 240 and the return fuel line R1 is cut off and so as to be positioned in a pressure reducing position in the case wherein the control pressure chamber 240 and the return fuel line R1 are communicated with each other. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够以不同的定时喷射两种燃料的燃料喷射装置。解决方案：该燃料喷射装置10的第一控制阀100操作第一阀元件101，以便在第一控制压力室150和返回燃料管路R1与在第一控制压力室150和返回燃料管线Ra之间的连通是第二控制压力室160和返回燃料管线R 1之间的连通的情况下，彼此之间切断第二控制压力室160和返回燃料管线R1之间的连通，并且被定位在减压位置切断第二控制压力室160和返回燃料管路R1之间的连通，并且在第一控制压力室150和返回燃料管路R1彼此连通的情况下以及第二控制压力室160和返回燃料管路R1彼此连通。第二控制阀200操作第二阀元件202，以便在控制压力室240和返回燃料管路R1之间的连通被切断并且被定位成减压的情况下被定位在加压位置在控制压力室240和返回燃料管路R1彼此连通的情况下的位置。版权所有（C）2011，JPO＆INPIT

2. 发明专利

JP2009228534A Fuel property judging device, and fuel injection control device of internal combustion engine with it 审中-公开
标题翻译：燃油特性判定装置和燃油喷射控制装置内燃机
公开(公告)号：JP2009228534A
公开(公告)日：2009-10-08
申请号：JP2008074015
申请日：2008-03-21
申请人： Nippon Soken Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社日本自動車部品総合研究所
发明人： AMANO NORIYASU , SERAI TETSURO , TANIGUCHI SATOSHI , YOSHIDA KAORI
IPC分类号： F02D45/00 , F02D41/04
摘要： PROBLEM TO BE SOLVED: To precisely determine oxidation degrading of bio-fuel in a fuel property-determining device and a fuel injection control device of an internal combustion engine with it.
SOLUTION: This device includes a viscosity sensor 20 for detecting viscosity of bio-fuel. Existence of oxidation degrading of fuel and a degree of oxidation degrading are determined based on viscosity detected by a viscosity sensor 20.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：精确地确定内燃机的燃料特性确定装置和燃料喷射控制装置中的生物燃料的氧化降解。解决方案：该装置包括用于检测生物燃料粘度的粘度传感器20。基于粘度传感器20检测到的粘度来确定燃料氧化降解和氧化降解程度。（C）2010，JPO和INPIT

3. 发明专利

JP2008256663A Urea concentration detector 有权
标题翻译：尿素浓度检测器
公开(公告)号：JP2008256663A
公开(公告)日：2008-10-23
申请号：JP2007102106
申请日：2007-04-09
申请人： Nippon Soken Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社日本自動車部品総合研究所
发明人： OOSAKI RIE , KATO NAOYA , AMANO NORIYASU , TANIGUCHI SATOSHI , YOSHIDA KAORI , TSUKASAKI YUKIHIRO
IPC分类号： G01N21/35 , G01N21/3504 , G01N21/359 , G01N21/59
摘要： PROBLEM TO BE SOLVED: To simplify a constitution, and quickly respond so as to accurately measure a concentration of a urea aqueous solution suitable for cleaning NOx without degrading a fuel consumption in a vehicle. SOLUTION: A urea concentration detector 20 has a light emitting element 30, and a light receiving element 34, interposes the urea aqueous solution between the light emitting element 30 and the light receiving element 34, and detects the concentration of the urea aqueous solution from a relationship between the previously-obtained quantity of a light received by the light receiving element 34 and the concentration of the urea aqueous solution as an ambient temperature is considered by a thermistor 38. The light emitting element 30 is formed so as to emit the light in at least one of a first wavelength band of 1,500-1,900 nm and a second wavelength band of 2,100-2,300 nm. A recess 41 for interposing the urea aqueous solution includes a light guiding member 43. The light guiding member 43 is configured so as to define an optical path length. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了简化结构，并且快速响应，以便精确地测量适合于清洁NOx的尿素水溶液的浓度，而不会降低车辆中的燃料消耗。解决方案：尿素浓度检测器20具有发光元件30和光接收元件34，将尿素水溶液介于发光元件30和光接收元件34之间，并检测尿素水溶液的浓度通过热敏电阻38考虑由光接收元件34预先获得的光量与尿素水溶液的浓度之间的关系作为环境温度的解决方案。发光元件30形成为发射所述光在1,500-1,900nm的第一波长带和2100-10000nm的第二波长带中的至少一个中。用于插入尿素水溶液的凹部41包括导光构件43.导光构件43被构造成限定光路长度。版权所有（C）2009，JPO＆INPIT

4. 发明专利

JP2008286531A Fuel property detection apparatus 有权
标题翻译：燃油特性检测装置
公开(公告)号：JP2008286531A
公开(公告)日：2008-11-27
申请号：JP2007129143
申请日：2007-05-15
申请人： Nippon Soken Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社日本自動車部品総合研究所
发明人： OOSAKI RIE , KATO NAOYA , AMANO NORIYASU , TANIGUCHI SATOSHI , YOSHIDA KAORI , TSUKASAKI YUKIHIRO
IPC分类号： G01N21/59 , G01N21/01 , G01N21/41
CPC分类号： G01N21/43 , G01N21/274 , G01N21/31 , G01N21/85 , G01N33/2829 , G01N2021/3181
摘要： PROBLEM TO BE SOLVED: To provide a fuel property detection apparatus capable of accurately detecting the concentration of a biofuel in a mixed fuel of a hydrocarbon fuel and the biofuel despite a compact and a simple constitution and excellent in durability and reliability.
SOLUTION: A fuel property sensor 22 includes a light-emitting element 28 and a light-receiving element 32 for detecting the light transmittance of a fuel in a fuel passage 26 and a light-emitting element 36 and a position detection element 38 for detecting the refractive index of the fuel. Since the light transmittance is related to the RME concentration of the fuel, it is possible to compute its RME concentration on the basis of a detected light transmittance. Since the reflective index is related to the cetane number of the fuel, it is possible to compute its cetane number on the basis of a detected refractive index. The light transmittance is detected through the use of light of the wavelength region between 640 nm and 680 nm.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够精确地检测烃燃料和生物燃料的混合燃料中的生物燃料的浓度的燃料特性检测装置，尽管结构紧凑且结构简单，耐久性和可靠性优异。燃料特性传感器22包括发光元件28和用于检测燃料通道26和发光元件36和位置检测元件38中的燃料的透光率的光接收元件32 用于检测燃料的折射率。由于透光率与燃料的RME浓度有关，所以可以基于检测到的透光率来计算其RME浓度。由于反射指数与燃料的十六烷值有关，所以可以根据所检测的折射率来计算其十六烷值。通过使用640nm至680nm之间的波长区域的光来检测透光率。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2008107098A Fuel property detection device 有权
标题翻译：燃油特性检测装置
公开(公告)号：JP2008107098A
公开(公告)日：2008-05-08
申请号：JP2006287597
申请日：2006-10-23
申请人： Nippon Soken Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社日本自動車部品総合研究所
发明人： OOSAKI RIE , KATAOKA TAKUMI , TSUKASAKI YUKIHIRO , TANIGUCHI SATOSHI , ICHINOSE HIROKI , KATO YUICHI , YASUDA AKIO
IPC分类号： G01N21/59 , F02D45/00 , G01N21/41
CPC分类号： G01N21/43
摘要： PROBLEM TO BE SOLVED: To provide a fuel property detection device capable of detecting both an index correlated with an alcohol concentration in a fuel including alcohol and an index correlated with a fuel density, accurately with a small and simple constitution, and having excellent durability and reliability. SOLUTION: A fuel property sensor 22 is equipped with an LED 46 and a PD 48 as light emission and reception parts for detecting the alcohol concentration in the fuel. The alcohol concentration can be determined from a light transmittance of the fuel detected by the LED 46 and the PD 48. The fuel property sensor 22 is also equipped with the light emission and reception parts for detecting the density (degree of heaviness) of a hydrocarbon fuel included in the fuel. The density of the hydrocarbon fuel included in the fuel can be determined from a refractive index of the fuel detected by the light emission and reception parts. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种燃料特性检测装置，其能够以简单的结构准确地检测包括醇的燃料中的醇浓度和与燃料密度相关的指标的指标，并且具有出色的耐用性和可靠性。解决方案：燃料特性传感器22配备有作为用于检测燃料中的酒精浓度的发光和接收部件的LED 46和PD 48。可以从由LED 46和PD 48检测到的燃料的透光率来确定醇浓度。燃料特性传感器22还配备有用于检测碳氢化合物的密度（重度）的发光和接收部分燃料中包含的燃料。包含在燃料中的烃燃料的密度可以由发光和接收部分检测到的燃料的折射率确定。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2010185380A Fuel injection device for internal combustion engine 有权
标题翻译：用于内燃机的燃油喷射装置
公开(公告)号：JP2010185380A
公开(公告)日：2010-08-26
申请号：JP2009030357
申请日：2009-02-12
申请人： Nippon Soken Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社日本自動車部品総合研究所
发明人： TAKAGI JIRO , TANIGUCHI SATOSHI , KITANO YASUSHI
IPC分类号： F02M43/04 , F02M47/02 , F02M51/06 , F02M61/10
摘要： PROBLEM TO BE SOLVED: To provide a fuel injection device capable of making an injection amount of sub fuel highly accurate.
SOLUTION: The fuel injection device 10 can continuously inject two kinds of fuel of main fuel and sub-fuel from the same injection hole 12 by raising a nozzle needle 20 to the axial upper side. The fuel injection device 10 is provided between an outer peripheral wall 22 of the nozzle needle 20 and a second body B2 of an injector body and includes a needle outer peripheral fuel chamber 30 which is a fuel chamber capable of being filled with the main fuel and the sub-fuel, a sub-fuel introduction passage 100 which is a fuel passage provided in the nozzle needle 20 and capable of introducing the sub-fuel to the needle outer peripheral fuel chamber 30, and a sub-fuel amount adjusting valve capable of adjusting an amount of the sub-fuel introduced from the sub-fuel introduction passage 100 to the needle outer peripheral fuel chamber 30. A throttle is provided for a sub-fuel passage which makes the sub-fuel amount adjusting valve communicate with the sub-fuel introducing passage.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决的问题：提供能够使副燃料的喷射量高精度的燃料喷射装置。解决方案：燃料喷射装置10可以通过将喷嘴针20升高到轴向上侧，从同一喷射孔12连续喷射主燃料和副燃料的两种燃料。燃料喷射装置10设置在喷嘴针20的外周壁22和喷射器主体的第二主体B2之间，并且包括作为能够填充有主燃料的燃料室的针外周燃料室30，副燃料，作为燃料通路的副燃料导入通路100，其设置在喷嘴针20内，能够将副燃料引入针外周燃料室30;副燃料量调节阀，将从副燃料引入通路100导入的副燃料的量调整到针外周燃料室30.为副燃料通路设置节气门，使副燃料量调节阀与副燃料量调节阀连通，燃料引入通道。版权所有（C）2010，JPO＆INPIT

7. 发明专利

JP2010181348A Fuel property decision device, control device of internal combustion engine, and oil supply device 审中-公开
标题翻译：燃油属性决定装置，内燃机控制装置和油供应装置
公开(公告)号：JP2010181348A
公开(公告)日：2010-08-19
申请号：JP2009026678
申请日：2009-02-06
申请人： Nippon Soken Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社日本自動車部品総合研究所
发明人： AMANO NORIYASU , TANIGUCHI SATOSHI , YOSHIDA KAORI
IPC分类号： F02D45/00 , G01N21/35 , G01N21/3577 , G01N21/359
摘要： PROBLEM TO BE SOLVED: To provide a fuel property decision device capable of determining fuel properties including a concentration of an oxygenated fuel in a fuel and the degree of oxidation deterioration thereof, based on detection results by a single detection means. SOLUTION: In the fuel property decision device 50 for determining the property of a fuel containing an oxygenated fuel, which includes a detection means 10 for detecting a transmittance with which light having a prescribed wavelength band is transmitted through the fuel, and a decision means 41 for determining based on the detection results by the detection means whether the fuel property is proper, the degree of a transmittance change in the prescribed wavelength band is larger in comparison with the degree of a transmittance change in a wavelength band other than the prescribed wavelength band, with respect to each change of an oxygen concentration of the fuel corresponding to a concentration of the oxygenated fuel in the fuel and an oxygen concentration of the fuel corresponding to the degree of oxidation deterioration of the fuel, and a threshold of the transmittance for determining by the decision means whether the fuel property is proper is based on a tolerance of the oxygen concentration in the fuel. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够基于单个检测装置的检测结果来确定包括燃料中的含氧燃料的浓度和氧化劣化程度的燃料特性的燃料特性决定装置。解决方案：在用于确定含氧化燃料的燃料的性质的燃料特性决定装置50中，该燃料特性判定装置50包括用于检测通过燃料透射具有规定波长带的光的透射率的检测装置10，以及决定装置41，用于根据检测装置的检测结果来确定燃料性质是否合适，与除了其中的波长带之外的透射率变化的程度相比，规定波长带中的透射率变化的程度较大相对于与燃料中的含氧燃料的浓度相对应的燃料的氧浓度的每个变化以及与燃料的氧化劣化程度相对应的燃料的氧浓度，以及阈值通过决定手段确定燃料性质是否合适的透射率是基于氧气的公差c 燃料中的浓度。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2009281733A Detector of fuel property 审中-公开
标题翻译：燃料特性探测器
公开(公告)号：JP2009281733A
公开(公告)日：2009-12-03
申请号：JP2008130920
申请日：2008-05-19
申请人： Nippon Soken Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社日本自動車部品総合研究所
发明人： AMANO NORIYASU , SERAI TETSURO , MATSUO KAZUKI , TANIGUCHI SATOSHI , YOSHIDA KAORI , KITANO YASUSHI
IPC分类号： G01N21/27 , F02D19/08 , F02D45/00 , G01N21/41 , G01N27/22
摘要： PROBLEM TO BE SOLVED: To favorably enhance the determination precision of the property of mixed fuel in an internal combustion engine capable of using the mixed fuel of hydrocarbon fuel and bio-fuel, related to a detector of a fuel property.
SOLUTION: A sensor for detecting the property of the mixed fuel of light oil and RME is equipped with a light transmittance sensor 20 for detecting the light transmittance of the mixed fuel, a specific dielectric constant sensor 22 for detecting the specific dielectric constant of the mixed fuel and a light refractive index sensor 24 for detecting the light refractive index of the mixed fuel. The concentration of RME in the mixed fuel is calculated on the basis of the detection value of the light transmittance sensor 20 and the oxidation deteriorating degree of the mixed fuel is calculated on the basis of the calculated concentration of RME and the detection value of the specific dielectric constant sensor 22. Furthermore, the kind (density) of light oil is calculated on the basis of the calculated concentration of RME, the calculated oxidation deteriorating degree and the detection value of the light refractive index sensor 24.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：有利地提高能够使用与燃料性质的检测器相关的烃燃料和生物燃料的混合燃料的内燃机中的混合燃料的性质的确定精度。解决方案：用于检测轻油和RME的混合燃料的性质的传感器配备有用于检测混合燃料的透光率的光透射传感器20，用于检测比介电常数的特定介电常数传感器22 和用于检测混合燃料的光折射率的光折射率传感器24。基于透光率传感器20的检测值计算混合燃料中的RME的浓度，并且基于所计算的RME浓度和特定的RME的检测值来计算混合燃料的氧化劣化程度介质常数传感器22.此外，基于所计算的RME浓度，计算出的氧化劣化程度和光折射率传感器24的检测值来计算轻油的种类（密度）。COPYRIGHT :(（ C）2010，JPO＆INPIT

9. 发明专利

JP2009250156A Fuel injection device of internal combustion engine 审中-公开
标题翻译：内燃机燃油喷射装置
公开(公告)号：JP2009250156A
公开(公告)日：2009-10-29
申请号：JP2008101016
申请日：2008-04-09
申请人： Nippon Soken Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社日本自動車部品総合研究所
发明人： TAKAGI JIRO , TANIGUCHI SATOSHI , KITANO YASUSHI
IPC分类号： F02M61/10 , F02D19/02 , F02M21/02 , F02M37/00 , F02M61/16
CPC分类号： Y02T10/123 , Y02T10/32
摘要： PROBLEM TO BE SOLVED: To separately inject two kinds of fuels while preventing the leakage of a hydraulic fluid in hydraulic control, in a fuel injection device of an internal combustion engine.
SOLUTION: This fuel injection device has a pressure reduction type hydraulic control valve 4 of a three-way valve structure for controlling the pressure of a pressure reduction valve opening chamber 203 arranged in an upper part of a needle 201 for liquid fuel and a pressurization type hydraulic control valve 3 of a three-way valve structure for controlling the pressure of a pressurization valve opening chamber 204 arranged in an upper part of a needle 202 for gas fuel. The pressurization type hydraulic control valve 3 is constituted so as to become substantially equal between the hydraulic area of a balance ring 314, the hydraulic area (the inside area of a contact part with a seat abutting part 312a of a flat valve 312) of a flat valve seat 306a and the hydraulic area (the inside area of a contact part with a seat abutting part 305e of a piston valve 305) of a piston valve seat 310a.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：在内燃机的燃料喷射装置中，分别注入两种燃料，同时防止液压控制中的液压流体泄漏。解决方案：该燃料喷射装置具有用于控制设置在用于液体燃料的针201的上部的减压阀开口室203的压力的三通阀结构的减压型液压控制阀4，用于控制设置在用于气体燃料的针202的上部的加压阀打开室204的压力的三通阀结构的加压型液压控制阀3。加压型液压控制阀3构成为在平衡环314的液压面积，液压面积（平坦阀312的与座椅抵接部312a的接触部的内部面积）之间变得大致相等平动阀座306a和活塞阀座310a的液压区域（与活塞阀305的阀座抵接部305e的接触部的内部区域）。版权所有（C）2010，JPO＆INPIT

10. 发明专利

JP2012149537A Fuel feed system for dual fuel engine 有权
标题翻译：双燃料发动机燃油进料系统
公开(公告)号：JP2012149537A
公开(公告)日：2012-08-09
申请号：JP2011007239
申请日：2011-01-17
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： TANIGUCHI SATOSHI
IPC分类号： F02D19/08
摘要： PROBLEM TO BE SOLVED: To improve exhaust characteristics while suppressing deterioration in fuel distribution capability to cylinders and follow-up capability to a change in fuel amount, in a dual fuel engine that can burn a mixture of light gas oil and a compressed natural gas (CNG).SOLUTION: A fuel feed system for the dual fuel engine includes: a light gas oil feeding device (10) for directly feeding the light gas oil into the cylinder of an internal combustion engine; a first CNG feeding device (21) for feeding the compressed natural gas on the upstream side relative to a compressor of a supercharger in an intake air passage of the internal combustion engine; a second CNG feeding device (22) for feeding the compressed natural gas on the downstream side relative to the compressor of the supercharger in the intake air passage of the internal combustion engine or into the cylinder of the internal combustion engine; and a switching device (24) for switching a device for feeding the compressed natural gas to the internal combustion engine between the first CNG feeding device and the second CNG feeding device.
摘要翻译：要解决的问题：为了提高废气特性，同时抑制燃料分配能力对气缸的劣化以及燃料量变化的追随能力，在能够燃烧轻质瓦斯油和压缩机的混合物的双燃料发动机中天然气（CNG）。解决方案：用于双燃料发动机的燃料供给系统包括：轻质轻油供给装置（10），用于将轻瓦斯油直接供给到内燃机的气缸中; 第一CNG供给装置（21），用于相对于内燃机的进气通道中的增压器的压缩机在上游侧供给压缩天然气; 第二CNG供给装置（22），用于将压缩天然气相对于内燃机的进气通道中的增压器的压缩机下游侧进入内燃机的气缸; 以及用于在第一CNG输送装置和第二CNG输送装置之间切换用于将压缩天然气供给到内燃机的装置的切换装置（24）。版权所有（C）2012，JPO＆INPIT

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