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    • 11. 发明专利
    • Fuel cell stack and fuel cell
    • 燃料电池堆和燃料电池
    • JP2012190746A
    • 2012-10-04
    • JP2011055319
    • 2011-03-14
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • KOMAGATA KAZUYATERANISHI SHINYA
    • H01M8/02H01M8/12H01M8/24
    • Y02E60/525
    • PROBLEM TO BE SOLVED: To provide a fuel cell stack achieving a small thickness in the stacking direction and a uniform power generation distribution in the cell plane.SOLUTION: The fuel cell stack is made by stacking a plurality of unit cells 2 comprising a solid electrolyte layer 21, a fuel electrode layer 22 on one side of the solid electrolyte layer 21, and an air electrode layer 23 on the other side of the solid electrolyte layer 21, with intervening separators; and has collectors 4a and 4c between the unit cell 2 and the separator. The collectors 4a and 4c comprise a first layer 41 in contact with the separator, and a second layer 42 in contact with the first layer 41 and the unit cell. The first layer 41 comprises a first gas passage 411 for passing a gas led into the unit cell 2 along the plane of the unit cell 2. The second layer 42 comprises a second gas passage 421 for guiding the gas passed through the first gas passage 411 in the direction intersecting the plane of the unit cell 2.
    • 要解决的问题:提供在堆叠方向上实现小厚度的燃料电池堆和在电池平面中均匀的发电分布。 解决方案:燃料电池堆是通过将固体电解质层21,固体电解质层21的一侧上的燃料电极层22和另一方的空气极层23堆叠的多个单电池2堆叠而制成的 固体电解质层21的一侧,具有中间隔板; 并且在单元电池2和分离器之间具有集电体4a和4c。 集电体4a和4c包括与分离器接触的第一层41和与第一层41和单元电池接触的第二层42。 第一层41包括用于沿着单元电池2的平面通过引入单元电池2的气体的第一气体通道411.第二层42包括用于引导通过第一气体通道411的气体的第二气体通道421 在与单位电池2的平面相交的方向上。版权所有(C)2013,JPO&INPIT
    • 12. 发明专利
    • Particulate matter detection sensor
    • 颗粒物检测传感器
    • JP2012127907A
    • 2012-07-05
    • JP2010281629
    • 2010-12-17
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • HARADA TOSHIHIKONAKAMURA SATOSHITERANISHI SHINYAMAEDA ERIKO
    • G01N27/04F01N3/02G01N15/06
    • G01N15/0656
    • PROBLEM TO BE SOLVED: To prevent measurement difference by coarse particles by improving classification performance and quickly detecting failures or the like of a DPF (diesel particulate filter) with high detection precision at low costs in a particulate matter detection sensor of an electrical resistance system used for PM detection in exhaust gases of an internal-combustion engine.SOLUTION: A sensing element part 1 of a PM sensor S installed in an exhaust tube EX of an engine E/G places two pairs of detection electrodes 3, 4 with insides of two slits 20a, 20b provided for an insulating base 10 as measurement spaces 2a, 2b, and embeds a pair of electric field application electrodes 52, 53 on both sides of the slit 20a and a pair of electric field application electrodes 52, 53 on both sides of the slit 20b. Thus, there are provided two pairs of electric field application electrodes having a common electric field application electrode 53 between the slits 20a and 20b. A unique electric field is generated in the measurement spaces 2a, 2b by the electric field application electrodes 51, 52, PM detection results of the two pairs of detection electrodes 3, 4 are averaged, and made to be sensor output, so that output variation becomes small.
    • 要解决的问题:为了防止粗粒子的测量差异,通过在电气的颗粒物质检测传感器中以低成本提高分级性能并快速检测具有高检测精度的DPF(柴油微粒过滤器)的故障等, 用于内燃机排气中PM检测的电阻系统。 解决方案:安装在发动机E / G的排气管EX中的PM传感器S的感测元件部分1将两对检测电极3,4与设置在绝缘基座10上的两个狭缝20a,20b的内侧 作为测量空间2a,2b,在狭缝20a的两侧嵌入一对电场施加电极52,53,在狭缝20b的两侧嵌入一对电场施加电极52,53。 因此,提供两对电场施加电极,其在狭缝20a和20b之间具有公共电场施加电极53。 通过电场施加电极51,52在测量空间2a,2b中产生独特的电场,将两对检测电极3,4的PM检测结果平均化,并将其作为传感器输出,使得输出变化 变小 版权所有(C)2012,JPO&INPIT
    • 14. 发明专利
    • Particulate detection element
    • 颗粒检测元件
    • JP2011080780A
    • 2011-04-21
    • JP2009231182
    • 2009-10-05
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • SAWADA TAKASHIARAKI TAKASHIITO HIDEAKITERANISHI SHINYAMATSUOKA HIROSHIGE
    • G01N27/04G01N15/06
    • PROBLEM TO BE SOLVED: To provide a particulate detection element simply constituted so as to detect PM contained in gas to be measured, having no insensitive period and enhanced in reliability.
      SOLUTION: The particulate detection element 10 is equipped with: a detection part 100 exposed to the gas to be measured and constituted by providing a pair of detection electrodes 11 and 12, which are opposed to each other at a predetermined interval, on the surface of an electric insulating heat-resistant substrate 13; and a detection means 21 for detecting electric resistor R
      X changed corresponding to the amount of the conductive fine particles deposited between the detection electrodes 11 and 12 of the detection part 100, and detects PM in the gas to be measured. A resistor 20 having a predetermined resistance value R
      FIX is provided in parallel to the electric resistor R
      X formed on the detection part 100 as a resistor for eliminating the insensitive period.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种微粒检测元件,其简单地构成为检测包含在待测气体中的PM,其不具有不敏感期并提高可靠性。 解决方案:颗粒物检测元件10配备有:被检测气体暴露的检测部件100,并且通过以预定间隔彼此相对地设置一对检测电极11和12来构成 电绝缘耐热基板13的表面; 以及用于检测电阻R X SB SB的检测电极R< SB>相对于检测部100的检测电极11,12之间的导电性微粒的量而变化的检测单元21,检测气体中的PM 测量。 与形成在检测部件100上的电阻R SB SBS并联设置具有预定电阻值R FIX 的电阻器20作为消除不敏感期间的电阻器。 版权所有(C)2011,JPO&INPIT
    • 15. 发明专利
    • Method of manufacturing gas sensor element
    • 制造气体传感器元件的方法
    • JP2010066246A
    • 2010-03-25
    • JP2008235806
    • 2008-09-15
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • TERANISHI SHINYAMIZUTANI KEIGOMIYASHITA AKIRAENMEI SHOICHIRO
    • G01N27/416G01N27/419
    • PROBLEM TO BE SOLVED: To provide a method of manufacturing a gas sensor element capable of preventing Au poisoning of measuring electrodes and constraining lowering of detection accuracy. SOLUTION: The gas sensor element is manufactured through a sintered compact production step and an alloying step of an internal pump electrode. In the sintered compact production step, a room of measurement target gas 11 formed between a first solid electrolyte body 51 and a second solid electrolyte body 52, a diffusion resistance section 12 into which the measurement target gas is introduced under a predetermined diffusion resistance, a sensor cell 3 detecting specific gas concentration in the room of measurement target gas 11, and an oxygen pump cell 2 adjusting oxygen concentration in the room of measurement target gas 11 are included, while on a surface of the second solid electrolyte body 52 facing to the room of measurement target gas 11, a gas sensor sintered compact 190 is produced including an internal pump electrode 21 with Pt as a principal component containing no Au. In the alloying step of the internal pump electrode, of a measuring electrode 31 and the internal pump electrode 21, Au is adhered to only the internal pump electrode 21 to be alloyed with Au. COPYRIGHT: (C)2010,JPO&INPIT
    • 解决的问题:提供一种能够防止测量电极的金中毒并限制检测精度降低的气体传感器元件的制造方法。 解决方案:气体传感器元件通过烧结压实生产步骤和内部泵电极的合金化步骤制造。 在烧结体的制造工序中,在第一固体电解质体51和第二固体电解质体52之间形成的测定对象气体11的室,在规定的扩散阻力下导入测定对象气体的扩散阻力部12, 检测测定对象气体11的室内的气体浓度的传感器单元3以及在测量对象气体11的室内调节氧气浓度的氧气泵室2,同时在第二固体电解质体52的面向 测量对象气体室11,气体传感器烧结体190,其包括内部泵电极21,其中Pt作为不含Au的主要成分。 在内部泵电极,测量电极31和内部泵浦电极21的合金化步骤中,仅将Au附着在内部的电极21上,以与Au合金化。 版权所有(C)2010,JPO&INPIT
    • 16. 发明专利
    • Particulate matter detection element and particulate matter detection sensor
    • 颗粒物检测元件和颗粒物检测传感器
    • JP2013238418A
    • 2013-11-28
    • JP2012109665
    • 2012-05-11
    • Nippon Soken Inc株式会社日本自動車部品総合研究所Denso Corp株式会社デンソー
    • TERANISHI SHINYAKIMATA TAKEHITO
    • G01N27/416G01N15/06G01N27/30G01N27/406
    • PROBLEM TO BE SOLVED: To provide a particulate matter detection element and a particulate matter detection sensor that stably detect particulate matters at a low temperature and precisely detect a large amount of discharged particulate matters.SOLUTION: A PM detection element 10 includes at least a conductive substrate 100, and an electrode pair comprising a detection electrode 110 formed on its surface and including a polarizing electrode material and a reference electrode 120 formed to face the detection electrode 110. The detection electrode 110 faces a gas to be measured, and the reference electrode 120 is separated from the gas to be measured. A predetermined voltage is applied between the electrode pair to polarize electric charges in the PM detection element 10. A current change ΔI to be obtained when the PM is deposited on the detection electrode 110 is measured, thereby quantitatively detecting the amount of PM with very high accuracy.
    • 要解决的问题:提供一种在低温下稳定地检测微粒物质并精确检测大量排出的颗粒物质的颗粒物检测元件和颗粒物检测传感器。解决方案:PM检测元件10至少包括导电 基板100,以及包括在其表面上形成的检测电极110的电极对,其包括形成为与检测电极110相对的极化电极材料和参考电极120.检测电极110面对要测量的气体,参考电极 120与要测量的气体分离。 在电极对之间施加预定的电压以偏振PM检测元件10中的电荷。测量当PM沉积在检测电极110上时获得的电流变化&Dgr; I,从而定量地检测PM的量 非常高的精度。
    • 17. 发明专利
    • Soot detection device
    • 检测装置
    • JP2013174448A
    • 2013-09-05
    • JP2012037450
    • 2012-02-23
    • Nippon Soken Inc株式会社日本自動車部品総合研究所Denso Corp株式会社デンソー
    • MIZUTANI KEIGOTERANISHI SHINYAKIMATA TAKEHITO
    • G01N27/41
    • PROBLEM TO BE SOLVED: To provide a soot detection device capable of highly accurately detecting an amount of soot without being affected by current associated with pumping of oxygen ions even if oxygen concentration in a target gas and the amount of soot cumulatively changes.SOLUTION: A soot detection device 1 includes: at least a pair of electrodes 21, 22 comprising a first detection electrode 22 located on a surface of an oxygen-ion-conductive solid electrolyte body 4 facing a target gas space 11 and a first reference electrode 21 located on the other surface of the oxygen-ion-conductive solid electrolyte body 4 facing a reference gas space 51; a first electrochemical cell 2 for supplying oxygen to oxidize soot on the electrode 22; and heating means 9 for heating the solid electrolyte body 4. Voltage is controlled such that voltage Vbetween the electrode 22 and the electrode 21 matches a threshold voltage value Vcorresponding to a situation where no soot is accumulated, thereby supplying oxygen from the electrode 21 to the electrode 22 to oxidize the soot accumulated on the electrode 22. The amount of soot accumulated on the electrode 22 is detected from an oxygen ion current signal I flowing through the electrochemical cell 2 at that time.
    • 要解决的问题:提供一种烟尘检测装置,即使在目标气体中的氧浓度和烟灰量累积地变化的情况下,也能够高度准确地检测煤烟量而不受与氧离子泵浦相关的电流的影响。解决方案:A 煤烟检测装置1包括:至少一对电极21,22,包括位于面向目标气体空间11的氧离子传导固体电解质体4的表面上的第一检测电极22和位于目标气体空间11上的第一参考电极21 氧离子传导性固体电解质体4的与基准气体空间51相对的另一面; 用于供给氧以氧化电极22上的烟灰的第一电化学电池2; 以及用于加热固体电解质体4的加热装置9.电压被控制成使得电极22和电极21之间的电压V与对应于没有烟灰累积的情况的阈值电压值V相匹配,由此从电极21向 电极22,以氧化积聚在电极22上的烟尘。此时,从流过电化学电池2的氧离子电流信号I检测累积在电极22上的烟灰量。
    • 18. 发明专利
    • Particulate detection sensor
    • 颗粒检测传感器
    • JP2011080942A
    • 2011-04-21
    • JP2009235067
    • 2009-10-09
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • MATSUOKA HIROSHIGETERANISHI SHINYASAWADA TAKASHIITO HIDEAKITAKEUCHI HIROFUMI
    • G01N15/06G01N27/04
    • G01N15/06
    • PROBLEM TO BE SOLVED: To provide a particulate detection sensor having high reliability by suppressing deposition of PM on a portion other than a detection unit.
      SOLUTION: This particulate detection sensor includes: a particulate detection element 10 comprising the detection unit 100 exposed at least to gas to be measured and having a pair of detection electrodes 11, 12 facing at prescribed intervals which are formed on the surface of an electrical insulating heat-resistant substrate 13, and a heating element 140 for heating the detection unit 100 to a prescribed temperature. The particulate detection sensor 1 for detecting a PM concentration in the gas to be measured by measuring an electric resistance changing corresponding to the amount of the conductive particles PM deposited on the detection unit 100, also includes a second heating element 141 and a partition 320 as a heat wall forming means for forming a thermal wall by enhancing a temperature T
      2 of the gas to be measured at a portion exposed to the gas 301 to be measured other than the detection unit of the particulate detection element 10, furthermore than a temperature T
      1 of the gas 300 to be measured in the detection unit 100.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:通过抑制PM在除了检测单元之外的部分的沉积来提供具有高可靠性的微粒检测传感器。 该颗粒检测传感器包括:微粒检测元件10,其包括至少暴露于被测量气体的检测单元100,并且具有以规定间隔面对的一对检测电极11,12,其形成在 电绝缘耐热基板13和用于将检测单元100加热到规定温度的加热元件140。 用于通过测量与沉积在检测单元100上的导电颗粒PM的量相对应的电阻变化来检测待测气体中的PM浓度的微粒检测传感器1还包括第二加热元件141和隔板320 热壁形成装置,用于通过增加被测量气体的暴露于被测量气体301的部分而不是颗粒状检测元件的检测单元的部分的温度T SB> 2 来形成热壁 此外,检测单元100中要测量的气体300的温度T 1 。版权所有(C)2011,JPO&INPIT
    • 19. 发明专利
    • Particulate detecting element
    • 颗粒检测元件
    • JP2011080926A
    • 2011-04-21
    • JP2009234880
    • 2009-10-09
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • SAWADA TAKASHIITO HIDEAKITERANISHI SHINYAMATSUOKA HIROSHIGE
    • G01N27/04G01N15/06
    • PROBLEM TO BE SOLVED: To provide a particulate detecting element simply constituted so as to detect the amount of conductive fine particles (particulate PM) contained in gas to be measured, suppressing the elimination of PM collected in a detection part, shortened in insensitive time, and having a highly reliable structure.
      SOLUTION: The particulate detecting element 10 is provided, wherein a pair of detection electrodes 11 and 12 opposed to each other with a predetermined interval D are provided on the surface of an electric insulating heat-resistant substrate 13 to constitute the detection part 100 and electric resistance R
      X changed by the amount of the conductive fine particles collected in the detection part 100 and deposited between the detection electrodes is detected to detect the conductive fine particles in the gas to be measured. The end edges of the detection electrodes 11 and 12 are formed into inclined surfaces having an acute angle taper shape wherein the angle θ formed by the inclined surface and the electric insulating heat-resistant substrate 13 is larger than 40° but smaller than 90°, or an obtuse angle taper shape wherein the angle θ formed by the inclined surface and the electric insulating heat-resistant substrate 13 is larger than 90° but smaller than 140°.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种微粒检测元件,其简单地构成为检测被测量气体中所含的导电性微粒(微粒PM)的量,抑制了检测部中收集的PM的消除, 时间不灵敏,结构高度可靠。 解决方案:提供了一种颗粒检测元件10,其中在电绝缘耐热基板13的表面上设置有以预定间隔D彼此相对的一对检测电极11和12,以构成检测部分 检测由检测部件100中收集并沉积在检测电极之间的导电性细颗粒量变化的电阻R SB