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1. 发明专利

JP2011209242A Calculation method of hydrocarbon concentration 审中-公开
标题翻译：碳氢化合物浓度计算方法
公开(公告)号：JP2011209242A
公开(公告)日：2011-10-20
申请号：JP2010079759
申请日：2010-03-30
申请人： Mitsubishi Heavy Ind Ltd , Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 三菱重工業株式会社 , 株式会社豊田中央研究所
发明人： GOTO KATSUTOSHI , SUZUKI HISAO , YAMAKAGE MASAHIRO , KUGIMOTO TSUNE , ASAUMI SHINICHIRO , MUTA KENJI , FUKADA SEI , NAKANOMORI MASAYA , TAURA MASAZUMI , UEDA TADANOBU
IPC分类号： G01N21/3504 , G01N21/35
摘要： PROBLEM TO BE SOLVED: To provide a calculation method of hydrocarbon concentration in a hydrocarbon concentration measurement device which enables measuring of hydrocarbon concentration without using an optical chopper as well as an improvement of measurement accuracy.SOLUTION: A control part 40 obtains base spectrum and exhaust gas spectrum at wavelength band of one or more infrared variable periods to ensure line-symmetric property for waveform of each spectrum, while setting both wavelength λcorresponding to the axis position wherein wavelength of the obtained base spectrum is line-symmetric and wavelength λcorresponding to the axis position wherein wavelength of the obtained exhaust gas spectrum is line-symmetric. Further it calculates infrared intensity D(n) for wavelength λand infrared intensity D(n) for wavelength λ, corrects intensity of the exhaust gas spectrum to set difference between these intensity D(n) and intensity D(n) to "0", then obtains infrared absorption spectrum G(n) as the difference between the resultant exhaust gas spectrum after correction of its intensity and the base spectrum.
摘要翻译：要解决的问题：提供一种能够在不使用光斩波器的情况下测量烃浓度以及提高测量精度的烃浓度测定装置中的烃浓度的计算方法。控制部40获得基础光谱和排气在一个或多个红外可变周期的波长带处的气体光谱，以确保每个光谱的波形的线对称性质，同时设置两个波长λ，其对应于所获得的基本光谱的波长是线对称的波长λ，并且波长λ对应于轴所获得的废气光谱的波长是线对称的位置。此外，为波长λ计算波长λ和红外强度D（n）的红外强度D（n），校正排气光谱的强度，将这些强度D（n）和强度D（n）之间的差设定为“0” 然后获得红外吸收光谱G（n）作为其强度校正后的所得废气光谱与基础光谱之间的差。

2. 发明专利

JP2011117732A Hydrocarbon concentration measuring device 有权
标题翻译：石油浓度测量装置
公开(公告)号：JP2011117732A
公开(公告)日：2011-06-16
申请号：JP2009272586
申请日：2009-11-30
申请人： Mitsubishi Heavy Ind Ltd , Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 三菱重工業株式会社 , 株式会社豊田中央研究所
发明人： YAMAKAGE MASAHIRO , SUZUKI HISAO , GOTO KATSUTOSHI , MUTA KENJI , ASAUMI SHINICHIRO , FUKADA SEI , NAKANOMORI MASAYA , UEDA TADANOBU
IPC分类号： G01N21/35 , G01N21/3504
摘要： PROBLEM TO BE SOLVED: To provide a compact, inexpensive hydrocarbon concentration measuring device reducing a measurement error without using any optical choppers. SOLUTION: A THC measuring device 1 includes: an irradiation unit 10 emitting infrared rays of which the wavelength varies periodically; a cell 20 storing an exhaust gas; and a light reception unit 30 receiving intensity of infrared rays that are emitted from the irradiation unit 10 and are transmitted through the exhaust gas stored in the cell 20. The irradiation unit 10 includes: a light source 12 emitting infrared rays including a wavelength region absorbed by hydrocarbon included in the exhaust gas; a movable mirror 13 reflecting the infrared rays emitted from the light source 12 in a plurality of directions; a diffraction grating 14 generating middle-wavelength infrared rays, short-wavelength infrared rays, and long-wavelength infrared rays from infrared rays reflected by the movable mirror 13; and an optical slit plate 16 blocking the long-wavelength infrared rays. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种紧凑，便宜的碳氢化合物浓度测量装置，在不使用任何光学切碎机的情况下减少测量误差。解决方案：THC测量装置1包括：发射波长周期性变化的红外线的照射单元10; 存储排气的电池20; 以及光接收单元30，其接收从照射单元10发射并通过存储在单元20中的废气透射的红外线的强度。照射单元10包括：发射包括吸收的波长区域的红外线的光源12 由废气中包含的烃组成; 反射从多个方向从光源12发出的红外线的可动镜13; 由可动镜13反射的红外线产生中波长红外线，短波长红外线和长波长红外线的衍射光栅14; 以及阻挡长波长红外线的光学狭缝板16。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2010237106A Exhaust gas analyzer 审中-公开
标题翻译：排气分析仪
公开(公告)号：JP2010237106A
公开(公告)日：2010-10-21
申请号：JP2009086808
申请日：2009-03-31
申请人： Mitsubishi Heavy Ind Ltd , Toyota Motor Corp , トヨタ自動車株式会社 , 三菱重工業株式会社
发明人： GOTO KATSUTOSHI , SUZUKI HISAO , YAMAKAGE MASAHIRO , FUKADA SEI , TAURA MASAZUMI , MUTA KENJI , KONDO AKIO , KATO EIJI , ASAUMI SHINICHIRO
IPC分类号： G01N21/39 , F02D45/00
摘要： PROBLEM TO BE SOLVED: To provide an exhaust gas analyzer which uses laser suction method that can improve the noise resistance and also improve the reliability in handling properties.
SOLUTION: In this laser suction method-based exhaust gas analyzer, exhaust gas discharged from engine is irradiated with laser beam; signal light transmitted through the exhaust gas is received in a light receiving element; and the signal received in the light-receiving element is processed by using two optical path differences method or one optical path difference method to analyze components of the exhaust gas, based on the processed signal. After a signal amplifier 7 (preamplifier) has amplified the signal received in the light-receiving element 6 up to a level which is not affected by environmental noise, a voltage difference amplifier 8 obtains the difference signal from the amplified signal and then analyzes it, to further analyze components of the exhaust gas.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种使用可以提高耐噪声性并且提高处理性能的可靠性的激光吸附法的废气分析装置。解决方案：在这种基于激光吸气法的废气分析仪中，从发动机排放的废气用激光束照射; 透过废气的信号光被接收在光接收元件中; 并且通过使用两种光程差方法或一种光程差方法来处理接收在光接收元件中的信号，以便基于处理的信号分析废气的分量。在信号放大器7（前置放大器）已经将接收在光接收元件6中的信号放大到不受环境噪声影响的电平之后，电压差放大器8从放大信号中获得差分信号，然后对其进行分析，以进一步分析废气的组分。版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2008203048A Sensor for exhaust gas analysis 有权
标题翻译：用于排气分析的传感器
公开(公告)号：JP2008203048A
公开(公告)日：2008-09-04
申请号：JP2007038608
申请日：2007-02-19
申请人： Mitsubishi Heavy Ind Ltd , Toyota Motor Corp , トヨタ自動車株式会社 , 三菱重工業株式会社
发明人： OKADA TAKAHIRO , YAMAKAGE MASAHIRO , IWASE MICHIYASU , MUTA KENJI , DEGUCHI YOSHIHIRO , TAURA MASAZUMI , KATO EIJI , FUKADA SEI , TSUZUKI EI , SHIMIZU HIROSHI
IPC分类号： F02D35/00 , G01N21/3504 , G01N21/39
摘要： PROBLEM TO BE SOLVED: To provide a sensor for exhaust gas analysis that has the measurement accuracy of exhaust gas improved by reducing the temperature deformation of a sensor body and a reflector by exhaust gas. SOLUTION: In this sensor 4 for exhaust gas analysis, the sensor body 40 having an exhaust gas passage port 41 for passing the exhaust gas discharged from an engine 20 is provided with an irradiation section 5 for having a laser beam for analysis irradiated toward the inside of the exhaust gas passage port 41, a reflector unit 6 having a reflector 60 for multiply reflecting the laser beam irradiated from the irradiation section 5, and a light-receiving section 6 for receiving the laser beam that has been transmitted through the exhaust gas. A cover ring 8 of a sleeve shape is arranged inside the exhaust gas passage port 41 at a distance from the inner wall 41a of the exhaust gas passing port 41. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种通过减少传感器体和反射器的废气的温度变形来提高废气测量精度的废气分析用传感器。解决方案：在用于排气分析的传感器4中，具有用于使从发动机20排出的废气通过的排气通道口41的传感器体40设置有用于分析辐射用激光束的照射部5 朝向废气通过口41的内部，具有反射器60的反射器单元6，反射器60用于对从照射部分5照射的激光束进行乘法反射;以及光接收部分6，用于接收已经透过废气在废气通过口41的内壁41a的距离处，排气通路口41的内部配置有套筒形状的罩环8.（C）2008，JPO＆INPIT

5. 发明专利

JP2007322385A Gas analyzer, and sensor unit in gas analyzer 有权
标题翻译：气体分析仪和气体分析仪中的传感器单元
公开(公告)号：JP2007322385A
公开(公告)日：2007-12-13
申请号：JP2006156376
申请日：2006-06-05
申请人： Mitsubishi Heavy Ind Ltd , Toyota Motor Corp , トヨタ自動車株式会社 , 三菱重工業株式会社
发明人： IWASE MICHIYASU , GOTO KATSUTOSHI , YAMAKAGE MASAHIRO , OKANO TOKIO , DEGUCHI YOSHIHIRO , ISHII SHINYA , WATANABE MASANARI , FUKADA SEI
IPC分类号： G01N21/61
摘要： PROBLEM TO BE SOLVED: To provide a gas analyzer capable of detaching easily and safely a reflecting mirror from a sensor base, in a sensor unit with the paired reflecting mirrors arranged opposedly in the sensor base formed with a gas passing port, with the gas passing port therebetween.
SOLUTION: The sensor unit comprises an emission part for emitting a laser beam into the gas passing port, the reflecting mirrors for reflecting the laser beam arranged to oppose reflecting faces thereof in an insertion port to reflect the laser beam, and a light-receiving part for receiving the laser beam transmitted through gas. The sensor unit is installed in a flow passage of the gas, receives by the light-receiving part the laser beam emitted from the emission part after passed through the gas flowing in the gas passing port, and analyzes a gas component contained in the gas, based on the received laser beam, to find a concentration of the gas component. The reflecting mirrors are held by a reflecting mirror holder to constitute a reflecting mirror cassette, and the reflecting mirror cassette is inserted into the insertion port formed in the sensor base to be fixed.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够从传感器基座容易且安全地分离反射镜的气体分析仪，在传感器单元中，成对的反射镜相对布置在形成有气体通过口的传感器基座中，具有气体通过口。解决方案：传感器单元包括用于将激光束发射到气体通过口中的发射部分，用于反射布置成与插入口中的反射面相对的激光束以反射激光束的反射镜，以及光接收通过气体传输的激光束的接收部分。传感器单元安装在气体的流路中，由光接收部分接收在通过在气体通过口中流动的气体之后从排放部分发射的激光束，并分析气体中所含的气体成分，基于接收的激光束，找到气体成分的浓度。反射镜由反射镜保持器保持以构成反射镜盒，并且反射镜盒插入形成在传感器基座中的插入口中以被固定。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2010217100A Exhaust gas analyzer 有权
标题翻译：排气分析仪
公开(公告)号：JP2010217100A
公开(公告)日：2010-09-30
申请号：JP2009066589
申请日：2009-03-18
申请人： Mitsubishi Heavy Ind Ltd , Toyota Motor Corp , トヨタ自動車株式会社 , 三菱重工業株式会社
发明人： YAMAKAGE MASAHIRO , SUZUKI HISAO , FUKADA SEI , MUTA KENJI , ASAUMI SHINICHIRO
IPC分类号： G01N21/39
摘要： PROBLEM TO BE SOLVED: To enable signal processing in real time eliminating influence by background light (radiated light) that is developed in a measurement cell and then enable exhaust gas analysis in real time with a measurement level in an exhaust gas analyzer by a laser suction method and a method therefor.
SOLUTION: The exhaust gas analysis that irradiates an exhaust gas exhausted from an engine through an optical attenuator 35 with measurement light P1 branched from the output light P of a laser light generating means 31, receives the measurement light P1 and the reference light P2 passing through the exhaust gas, detects a difference signal between the measurement light signal and the reference light signal by a difference detector 40, and analyzes the components of the exhaust gas based the difference signal, which includes the steps of storing, in a memory 45, a radiated light signal that is received by the measurement light-receiving element 37 when the laser light is irradiated, and feed-backing the signal obtained by subtracting the radiated light signal from the measurement light signal by the measurement light-receiving element when the laser light is irradiated, to the optical attenuator 35. This enables control to bring a measurement light level excluding radiated light closer to a set value in real time.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了实时消除信号处理，消除了在测量单元中开发的背景光（辐射光）的影响，然后通过排气分析仪中的测量水平实时地进行废气分析，由激光吸附法及其方法。解决方案：从激光发生装置31的输出光P分支的测量光P1通过光衰减器35照射从发动机排出的废气的排气分析接收测量光P1和参考光 P2通过废气，通过差分检测器40检测测量光信号和参考光信号之间的差分信号，并且基于差分信号分析废气的分量，该差分信号包括以下步骤：将存储在存储器如图45所示，当照射激光时由测量光接收元件37接收的辐射光信号，并且通过由测量光接收元件从测量光信号中减去辐射光信号而获得的信号进行馈送，激光照射到光衰减器35.这使得控制能够使除了辐射光之外的测量光水平实时获取设定值。版权所有（C）2010，JPO＆INPIT

7. 发明专利

JP2010210594A Hydrocarbon concentration measuring instrument, and method of the same 有权
标题翻译：石油浓度测量仪器及其相关方法
公开(公告)号：JP2010210594A
公开(公告)日：2010-09-24
申请号：JP2009060150
申请日：2009-03-12
申请人： Mitsubishi Heavy Ind Ltd , Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 三菱重工業株式会社 , 株式会社豊田中央研究所
发明人： SUZUKI HISAO , YAMAKAGE MASAHIRO , FUKADA SEI , UEDA TADANOBU , FUJIKAWA TAKETOSHI , AKIHAMA KAZUHIRO , OSHIMA FUMIKO , MUTA KENJI , FUJII HIDEJI
IPC分类号： G01N21/27 , G01N21/35 , G01N21/3504
摘要： PROBLEM TO BE SOLVED: To provide an instrument and method for measuring the concentration of hydrocarbon with high accuracy, by eliminating the influence due to a disturbance factor which varies from moment to moment. SOLUTION: A THC (total hydrocarbon) measuring device 100 includes: an infrared lamp 10; a spectrometer 20; a photodiode 30; a gas vessel 40 capable of storing gas 1 to be measured and transmitting light; and a data processor 190 for calculating a second correction reference spectrum, calculated based on a reference spectrum, a third correction absorption spectrum calculated based on the absorption spectrum of the gas 1 to be measured, and an absorbed amount of light of a wavelength band absorbed by each group of (a) alkane and alkene, (b) aromatic hydrocarbon, and (c) alkyne of hydrocarbon contained in the gas 1 to be measured based on a calculation formula by Lambert-Beer Law, and calculating the concentration of the hydrocarbon of each group based on the amount of the light of each group. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种以高精度测量碳氢化合物浓度的仪器和方法，通过消除由于随时间而变化的扰动因子的影响。解决方案：THC（总碳氢化合物）测量装置100包括：红外灯10; 光谱仪20; 光电二极管30; 能够存储被测量气体1并透过光的气体容器40; 以及数据处理器190，用于计算基于参考光谱计算的第二校正参考光谱，基于待测气体1的吸收光谱计算的第三校正吸收光谱和吸收的波长带的吸收光量（a）烷烃和烯烃，（b）芳族烃和（c）基于朗伯 - 比尔法的计算公式测量的气体1中所含的烃的炔烃，并计算烃的浓度基于每组的光量。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2009243954A Exhaust gas analyzer and analyzing method 审中-公开
标题翻译：排气分析仪和分析方法
公开(公告)号：JP2009243954A
公开(公告)日：2009-10-22
申请号：JP2008088206
申请日：2008-03-28
申请人： Mitsubishi Heavy Ind Ltd , Toyota Motor Corp , トヨタ自動車株式会社 , 三菱重工業株式会社
发明人： MATSUMOTO SEIICHI , YAMAKAGE MASAHIRO , FUKADA SEI , DEGUCHI YOSHIHIRO , ASAUMI SHINICHIRO
IPC分类号： G01N21/35 , F02D35/00 , G01N21/3504 , G01N21/359
摘要： PROBLEM TO BE SOLVED: To provide an exhaust gas analyzer which enhances the detection precision of the spectrum intensity of an absorption spectrum and in its turn enhances the measuring precision of the concentration of a component in an exhaust gas, and an exhaust gas analyzing method. SOLUTION: An exhaust gas analyzer has a laser beam source 60 for emitting a laser beam of a plurality of wavelengths and dividing the laser beam into the measuring laser beam guided to a measuring part 5 and the reference laser beam guided to the measuring part 5 to supply the same, a difference type photodetector 66 for calculating the difference signal of the receiving signal of the measuring laser beam and the reference laser beam to detect the absorption spectrum of the laser beam absorbed into the exhaust gas, an absorption spectrum adjusting part 71 for adjusting the absorption spectrum so that the maximum value of the difference signal calculated by the difference type photodetector 66 becomes a present upper limit set value and a component concentration calculation part 72 for calculating the concentration of the component in the exhaust gas using the absorption spectrum adjusted by the absorption spectrum adjusting part 71. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种提高吸收光谱的光谱强度的检测精度的排气分析装置，从而提高排气中的成分浓度的测定精度，分析方法。解决方案：排气分析仪具有用于发射多个波长的激光束的激光束源60，并将激光束分成被引导到测量部分5的测量激光束，并将参考激光束引导到测量用于计算测量激光束的接收信号和参考激光束的差分信号的差分型光电检测器66，用于检测吸收到排气中的激光束的吸收光谱，吸收光谱调节用于调节吸收光谱的部分71，使得由差分型光电检测器66计算的差分信号的最大值成为当前上限设定值，以及分量浓度计算部72，用于计算排气中的成分浓度，吸收光谱由吸收光谱调节部分71调节。版权所有：（C）2010，JPO＆INPIT

9. 发明专利

JP2009115556A Exhaust gas analysis device 有权
标题翻译：排气分析装置
公开(公告)号：JP2009115556A
公开(公告)日：2009-05-28
申请号：JP2007287687
申请日：2007-11-05
申请人： Mitsubishi Heavy Ind Ltd , Toyota Motor Corp , トヨタ自動車株式会社 , 三菱重工業株式会社
发明人： YAMAKAGE MASAHIRO , MATSUMOTO SEIICHI , FUKADA SEI , KATO EIJI , MUTA KENJI
IPC分类号： G01N21/39 , F02D35/00 , G01M17/007
摘要： PROBLEM TO BE SOLVED: To provide an exhaust gas analysis device capable of easily and precisely attaching a measuring part for an exhaust path.
SOLUTION: An exhaust gas analysis device has a measuring part 5 which measures component concentration in exhaust gas by irradiating laser light to the exhaust gas in an exhaust gas path 3 which exhausts the exhaust gas of an engine 20 and detecting the laser light passed through the exhaust gas. The measuring part 5 is equipped with: a sensor body 50 where an exhaust gas passage hole 50a to pass the exhaust gas in the exhaust path 3 is bored; and a guiding member 8, sleeve-likely extending along the shaft center direction of the exhaust gas passage hole 50a with respect to the sensor body 50, whose outer diameter is formed so as to be smaller than the inner diameter of the pipe joint 36 which constitutes the exhaust path 3.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够容易且精确地安装用于排气路径的测量部件的排气分析装置。解决方案：排气分析装置具有测量部件5，该测量部件5通过在排气路径3中的排气中照射激光来测量废气中的成分浓度，废气通道3排放发动机20的排气并检测激光通过废气。测量部件5装备有传感器主体50，其中排气通道3中的废气通过排气通道孔50a; 以及引导构件8，其能够相对于传感器体50沿着排气通路孔50a的轴心方向延伸，导体构件8的外径形成为比管接头36的内径小构成排气路径3.版权所有（C）2009，JPO＆INPIT

10. 发明专利

JP2013061358A Exhaust gas analyzer and exhaust gas analyzing method 审中-公开
标题翻译：排气分析仪和排气分析方法
公开(公告)号：JP2013061358A
公开(公告)日：2013-04-04
申请号：JP2013001881
申请日：2013-01-09
申请人： Toyota Motor Corp , トヨタ自動車株式会社 , Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社
发明人： MATSUMOTO SEIICHI , YAMAKAGE MASAHIRO , FUKADA SEI , ASAUMI SHINICHIRO , DEGUCHI YOSHIHIRO , MUTA KENJI , FUKUDA NORIHIRO
IPC分类号： G01N21/3504 , G01N21/35
摘要： PROBLEM TO BE SOLVED: To provide an exhaust gas analyzer with improved accuracy of detecting an actually-measured temperature and measuring the concentration of a component in the exhaust gas, and to provide an exhaust gas analyzing method.SOLUTION: The exhaust gas analyzer includes: a measuring part 5 that irradiates exhaust gas in an exhaust passage 3 with a laser beam and receives the laser beam passing through the exhaust gas; a temperature sensor 55 arranged in the exhaust passage 3 on the upstream of the measuring part 5 to detect an actually-measured temperature T1 of the exhaust gas in the exhaust passage 3; a differential optical detector 64 that detects an absorption spectrum of the laser beam absorbed in the exhaust gas, on the basis of the laser beam received in the measuring part 5; a temperature calculation part 70 that calculates a theoretical temperature T2 of the exhaust gas, on the basis of the absorption spectrum detected by the differential optical detector 64; and a component concentration calculation part 73 that calculates the component concentration C of the exhaust gas by use of the actually-measured temperature T1 detected by the temperature sensor 55 when the concentration of a predetermined component in the exhaust gas is low, or by use of the theoretical temperature T2 calculated by the temperature calculation part 70 when the concentration of the predetermined component in the exhaust gas is high.
摘要翻译：要解决的问题：为了提供一种废气分析仪，其具有提高的检测实际测量温度的精度并测量废气中的组分的浓度，并提供废气分析方法。解决方案：废气分析仪包括：测量部分5，其用激光束照射排气通道3中的废气并接收通过废气的激光束; 布置在测量部件5上游的排气通道3中的温度传感器55，以检测排气通道3中排气的实测温度T1; 基于接收在测量部5中的激光束，检测吸收在排气中的激光束的吸收光谱的差分光检测器64; 基于由差分光检测器64检测的吸收光谱计算排气的理论温度T2的温度计算部70; 以及成分浓度计算部73，当废气中的规定成分的浓度低时，利用由温度传感器55检测到的实测温度T1来计算废气的成分浓度C，或者使用当排气中的预定组分的浓度高时由温度计算部70计算的理论温度T2。版权所有（C）2013，JPO＆INPIT

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