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公开(公告)号：US20120145543A1
公开(公告)日：2012-06-14
申请号：US13324568
申请日：2011-12-13
申请人： Satoshi SUGAYA , Shiro KAKIMOTO , Yoshihiro NAKANO , Takio KOJIMA
发明人： Satoshi SUGAYA , Shiro KAKIMOTO , Yoshihiro NAKANO , Takio KOJIMA
IPC分类号： G01N27/417
CPC分类号： G01N27/4074 , G01N27/4077 , G01N33/0037 , G01N33/0054 , Y02A50/245 , Y02A50/246
摘要： A multigas sensor (200A) including a gas sensor element (100A) extending in an axial direction (O) and having an NOx sensor portion (30) and an ammonia sensor portion (42); a metallic shell (138); and a closed-bottomed tubular protector (141) having gas introduction holes (143a) formed in its side wall (143d), and a gas discharge hole (143b) formed in its front end wall (143t). At least a subportion of the ammonia sensor portion (42) is disposed within a positional range along the axial direction (O) between the gas introduction holes (143a) and the gas discharge hole (143b). The shortest distance (d1) between the gas introduction hole (143a) and the ammonia sensor portion (42) is shorter than the shortest distance (d2) between the gas introduction hole (143a) and the gas diffusion hole (8a).
摘要翻译： 包括沿轴向（O）延伸并具有NOx传感器部分（30）和氨传感器部分（42）的气体传感器元件（100A）的多气体传感器（200A） 金属壳（138）; 以及在其侧壁（143d）中形成有气体导入孔（143a）的封闭式管状保护器（141）和形成在其前端壁（143t）中的气体排出孔（143b）。 氨传感器部（42）的至少一部分配置在气体导入孔（143a）和气体排出孔（143b）之间的轴向（O）的位置范围内。 气体导入孔（143a）和氨传感器部（42）之间的最短距离（d1）比气体导入孔（143a）和气体扩散孔（8a）的最短距离（d2）短。
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公开(公告)号：US20090211906A1
公开(公告)日：2009-08-27
申请号：US12390567
申请日：2009-02-23
IPC分类号： G01N27/26
CPC分类号： G01N27/4077 , G01N27/4075 , G01N33/0054 , Y02A50/246
摘要： An ammonium gas sensor is provided. The ammonium gas sensor includes: a solid electrolyte layer having oxygen ion conductivity; a detection electrode formed on one surface of the solid electrolyte layer; a reference electrode that is a counter electrode of the detection electrode; a selective reaction layer covering the detection electrode; and a protection layer covering the selective reaction layer and made from a porous material; wherein the detection electrode includes a noble metal as a main component; the selective reaction layer includes oxide represented by AxMyOz as a main component, where A is one or more kind(s) of metal, M is vanadium, tungsten, or molybdenum and x, y, z are atomic ratios; and the protection layer includes the oxide that is in an amount smaller than a content of the oxide included in the selective reaction layer.
摘要翻译： 提供了一种铵气体传感器。 铵气体传感器包括：具有氧离子传导性的固体电解质层; 形成在所述固体电解质层的一个表面上的检测电极; 作为检测电极的对电极的参考电极; 覆盖检测电极的选择性反应层; 以及覆盖选择性反应层并由多孔材料制成的保护层; 其中所述检测电极包括贵金属作为主要成分; 选择性反应层包括由AxMyOz表示的氧化物作为主要成分，其中A是一种或多种金属，M是钒，钨或钼，x，y，z是原子比; 并且保护层包括的量小于选择性反应层中包含的氧化物的含量的氧化物。
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公开(公告)号：US08465636B2
公开(公告)日：2013-06-18
申请号：US12390567
申请日：2009-02-23
IPC分类号： G01N27/407
CPC分类号： G01N27/4077 , G01N27/4075 , G01N33/0054 , Y02A50/246
摘要： An ammonium gas sensor is provided. The ammonium gas sensor includes: a solid electrolyte layer having oxygen ion conductivity; a detection electrode formed on one surface of the solid electrolyte layer; a reference electrode that is a counter electrode of the detection electrode; a selective reaction layer covering the detection electrode; and a protection layer covering the selective reaction layer and made from a porous material; wherein the detection electrode includes a noble metal as a main component; the selective reaction layer includes oxide represented by AxMyOz as a main component, where A is one or more kind(s) of metal, M is vanadium, tungsten, or molybdenum and x, y, z are atomic ratios; and the protection layer includes the oxide that is in an amount smaller than a content of the oxide included in the selective reaction layer.
摘要翻译： 提供了一种铵气体传感器。 铵气体传感器包括：具有氧离子传导性的固体电解质层; 形成在所述固体电解质层的一个表面上的检测电极; 作为检测电极的对电极的参考电极; 覆盖检测电极的选择性反应层; 以及覆盖选择性反应层并由多孔材料制成的保护层; 其中所述检测电极包括贵金属作为主要成分; 选择性反应层包括由AxMyOz表示的氧化物作为主要成分，其中A是一种或多种金属，M是钒，钨或钼，x，y，z是原子比; 并且保护层包括的量小于选择性反应层中包含的氧化物的含量的氧化物。
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公开(公告)号：US20090014331A1
公开(公告)日：2009-01-15
申请号：US12170707
申请日：2008-07-10
IPC分类号： G01N27/26
CPC分类号： G01N33/0054 , G01N27/4075 , Y02A50/246
摘要： An ammonia gas sensor which includes a solid electrolyte member (310) extending in an axial direction; a reference electrode (320) provided on the solid electrolyte member (310); and a detection electrode (331) and a selective reaction layer (340) provided on the solid electrolyte member (310). The detection electrode serves as a counterpart of the reference electrode (320). The detection electrode (331) contains a noble metal as a predominant component, and the selective reaction layer (340) contains a metal oxide as a predominant component.
摘要翻译： 一种氨气传感器，包括沿轴向延伸的固体电解质构件（310） 设置在固体电解质构件（310）上的参考电极（320）; 以及设置在固体电解质构件（310）上的检测电极（331）和选择性反应层（340）。 检测电极用作参考电极（320）的对应物。 检测电极（331）含有贵金属作为主要成分，选择性反应层（340）含有作为主要成分的金属氧化物。
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公开(公告)号：US20090014330A1
公开(公告)日：2009-01-15
申请号：US12170824
申请日：2008-07-10
IPC分类号： G01N27/26
CPC分类号： G01N27/4075 , G01N33/0054 , Y02A50/246
摘要： An ammonia gas sensor including a reference electrode (320) is formed on the back surface of a solid electrolyte member (310), and a detection electrode (335) is formed on the front surface of the solid electrolyte member (310). A detection lead (350) is provided on the front surface of the solid electrolyte member (310) such that the detection lead (350) is connected to the detection electrode (335). An insulating layer (340), (380) is provided between the detection lead (350) and the solid electrolyte member (310), or on the detection lead (350).
摘要翻译： 在固体电解质构件（310）的背面形成有包括参考电极（320）的氨气传感器，在固体电解质构件（310）的前表面上形成有检测电极（335）。 检测引线（350）设置在固体电解质部件（310）的前表面上，使得检测引线（350）连接到检测电极（335）。 在检测引线（350）和固体电解质部件（310）之间或检测引线（350）上设置绝缘层（340）（380）。
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公开(公告)号：US07341694B2
公开(公告)日：2008-03-11
申请号：US10669660
申请日：2003-09-25
申请人： Hiroyuki Nishiyama , Shiro Kakimoto , Ryuji Inoue , Hitoshi Yokoi , Noboru Ishida , Takafumi Oshima , Satoshi Sugaya , Koichi Imaeda , Tadashi Hattori , Atsushi Satsuma
发明人： Hiroyuki Nishiyama , Shiro Kakimoto , Ryuji Inoue , Hitoshi Yokoi , Noboru Ishida , Takafumi Oshima , Satoshi Sugaya , Koichi Imaeda , Tadashi Hattori , Atsushi Satsuma
CPC分类号： G01N33/0054 , G01N27/4075 , Y02A50/246 , Y10T436/173845 , Y10T436/175383 , Y10T436/25875
摘要： In an ammonia sensor (1), lead portions (7) and (9) are provided on an insulating substrate (5); a pair of comb-shaped electrodes (11) and (13) are connected to the lead portions (7) and (9), respectively; a sensitive layer (15) is provided on the comb-shaped electrodes (11) and (13); and a protective layer (17) is provided on the sensitive layer (15). Particularly, the sensitive layer (15) is formed of a gas-sensitive raw material predominantly containing ZrO2 and containing at least W in an amount of 2 to 40 wt. % as reduced to WO3.
摘要翻译： 在氨传感器（1）中，引线部分（7）和（9）设置在绝缘基板（5）上; 一对梳状电极（11）和（13）分别连接到引线部分（7）和（9）; 敏感层（15）设置在梳状电极（11）和（13）上; 并且在敏感层（15）上设置保护层（17）。 特别地，敏感层（15）由主要含有ZrO 2的气敏原料形成，至少含有W为2〜40wt。 ％降低至WO 3。
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公开(公告)号：US08152979B2
公开(公告)日：2012-04-10
申请号：US12170824
申请日：2008-07-10
IPC分类号： G01N27/406
CPC分类号： G01N27/4075 , G01N33/0054 , Y02A50/246
摘要： An ammonia gas sensor including a reference electrode (320) is formed on the back surface of a solid electrolyte member (310), and a detection electrode (335) is formed on the front surface of the solid electrolyte member (310). A detection lead (350) is provided on the front surface of the solid electrolyte member (310) such that the detection lead (350) is connected to the detection electrode (335). An insulating layer (340), (380) is provided between the detection lead (350) and the solid electrolyte member (310), or on the detection lead (350).
摘要翻译： 在固体电解质构件（310）的背面形成有包括参考电极（320）的氨气传感器，在固体电解质构件（310）的前表面上形成有检测电极（335）。 检测引线（350）设置在固体电解质部件（310）的前表面上，使得检测引线（350）连接到检测电极（335）。 在检测引线（350）和固体电解质部件（310）之间或检测引线（350）上设置绝缘层（340）（380）。
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公开(公告)号：US20110048970A1
公开(公告)日：2011-03-03
申请号：US12874113
申请日：2010-09-01
IPC分类号： G01N27/41
CPC分类号： G01N27/419 , G01N33/0037 , G01N33/0054 , Y02A50/245 , Y02A50/246
摘要： A method and apparatus for controlling a multi-gas sensor, including an NOX sensor section and an ammonia sensor section. The NOX sensor section includes a first pumping cell adapted to pump oxygen into or out of a gas under measurement introduced into a first measurement chamber, and a second pumping cell communicating with the first measurement chamber and configured such that a second pumping current Ip2 corresponds to an NOX concentration of the gas under measurement. Oxygen concentration is calculated on the basis of a first pumping current flowing through the first pumping cell, and a corrected ammonia concentration is calculated on the basis of the oxygen concentration and the ammonia concentration output of the ammonia sensor section.
摘要翻译： 一种用于控制多气体传感器的方法和装置，包括NOX传感器部分和氨传感器部分。 NOX传感器部分包括第一泵送单元，其适于将氧气输入或输出到被引入第一测量室中的测量气体中;以及第二泵浦单元，其与第一测量室连通并且被配置为使得第二泵浦电流Ip2对应于 正在测量的气体的NO x浓度。 基于流过第一泵浦单元的第一泵浦电流计算氧浓度，并且基于氨传感器部分的氧浓度和氨浓度输出计算校正的氨浓度。
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公开(公告)号：US20130062203A1
公开(公告)日：2013-03-14
申请号：US13604532
申请日：2012-09-05
IPC分类号： G01N27/407
CPC分类号： G01N27/4071 , G01N27/4074 , G01N33/0054 , Y02A50/246
摘要： An ammonia gas sensor (200A) having an oxygen ion conductive solid electrolyte member (22A); a detection electrode (2A) and a reference electrode (4A) which are disposed on the solid electrolyte member; and an intermediate layer (5A) interposing between the detection electrode and the solid electrolyte member; wherein the intermediate layer contains the oxygen ion conductive solid electrolyte component in an amount of 50 wt % or more, and a first metal oxide which is an oxide of at least one metal selected from the group consisting of Co, Mn, Cu, Ni, and Ce, and the detection electrode contains Au in an amount of 70 wt % or higher and no first metal oxide.
摘要翻译： 具有氧离子传导性固体电解质构件（22A）的氨气传感器（200A） 设置在所述固体电解质构件上的检测电极（2A）和参考电极（4A） 以及插入在检测电极和固体电解质部件之间的中间层（5A） 其中所述中间层含有50重量％以上的氧离子传导性固体电解质成分，以及作为选自Co，Mn，Cu，Ni等中的至少一种以上的金属的氧化物的第一金属氧化物， 和Ce，检测电极含有70重量％以上的Au，没有第一金属氧化物。
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公开(公告)号：US08382973B2
公开(公告)日：2013-02-26
申请号：US12874113
申请日：2010-09-01
IPC分类号： G01N27/41
CPC分类号： G01N27/419 , G01N33/0037 , G01N33/0054 , Y02A50/245 , Y02A50/246
摘要： A method and apparatus for controlling a multi-gas sensor, including an NOX sensor section and an ammonia sensor section. The NOX sensor section includes a first pumping cell adapted to pump oxygen into or out of a gas under measurement introduced into a first measurement chamber, and a second pumping cell communicating with the first measurement chamber and configured such that a second pumping current Ip2 corresponds to an NOX concentration of the gas under measurement. Oxygen concentration is calculated on the basis of a first pumping current flowing through the first pumping cell, and a corrected ammonia concentration is calculated on the basis of the oxygen concentration and the ammonia concentration output of the ammonia sensor section.
摘要翻译： 一种用于控制多气体传感器的方法和装置，包括NOX传感器部分和氨传感器部分。 NOX传感器部分包括第一泵送单元，其适于将氧气输入或输出到被引入第一测量室中的测量气体中;以及第二泵浦单元，与第一测量室连通并且被配置为使得第二泵浦电流Ip2对应于 正在测量的气体的NO x浓度。 基于流过第一泵送单元的第一泵浦电流计算氧浓度，并且基于氨传感器部分的氧浓度和氨浓度输出计算校正的氨浓度。
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