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1. 发明授权

US08658013B2 Sensor and sensing method 有权
标题翻译：传感器和传感方法
公开(公告)号：US08658013B2
公开(公告)日：2014-02-25
申请号：US11292179
申请日：2005-12-01
申请人： Da Yu Wang , Walter Thomas Symons , Robert Jerome Farhat , John E. Kirwan , Joachim Kupe , Kenneth D. Mowery
发明人： Da Yu Wang , Walter Thomas Symons , Robert Jerome Farhat , John E. Kirwan , Joachim Kupe , Kenneth D. Mowery
IPC分类号： G01N27/409 , G01N27/41
CPC分类号： G01N27/419 , H01M8/04089 , H01M8/0618
摘要： A sensor includes an oxygen pump cell; an oxygen pump chamber; an emf cell; a reference chamber providing a fluid connection to the reference gas; gas channels in fluid communication with the pump and emf electrodes, the reference gas comprising reformate produced by a fuel reformer fueled by an air-fuel gas mixture having an air-fuel ratio; a reformer electronic control module; a sensor electronic control module; a heater; a temperature sensor disposed in communication with the heater and the sensor control module for maintaining the sensor at a desired operating temperature; a closed loop controlled operation amplifier in electrical communication with the sensor, whereby the oxygen pump cell provides sufficient oxygen ions to oxidize an incoming diffusion-limiting fuel flux to the emf cell and maintain a constant emf at the emf cell, and wherein a current value represents an equivalent to the air-fuel ratio of the air-fuel gas mixture.
摘要翻译：传感器包括氧气泵电池; 氧气泵室; 电磁场; 提供与参考气体的流体连接的参考室; 与泵和emf电极流体连通的气体通道，所述参考气体包括由具有空燃比的空气 - 燃料气体混合物燃料的燃料重整器产生的重整产物; 重整器电子控制模块; 传感器电子控制模块; 加热器与所述加热器和所述传感器控制模块连通的温度传感器，用于将所述传感器保持在期望的工作温度; 与所述传感器电连通的闭环控制运算放大器，由此所述氧泵单元提供足够的氧离子以将进入的扩散限制性燃料通量氧化到所述电磁室并且在所述电磁场处保持恒定的电动势，并且其中电流值表示空气 - 燃料气体混合物的空燃比。

2. 发明授权

US07722749B2 Gas sensor and method for forming same 有权
标题翻译：气体传感器及其形成方法
公开(公告)号：US07722749B2
公开(公告)日：2010-05-25
申请号：US11218152
申请日：2005-09-01
申请人： Da Yu Wang , Walter Thomas Symons , Robert Jerome Farhat , Sheng Yao , Joachim Kupe
发明人： Da Yu Wang , Walter Thomas Symons , Robert Jerome Farhat , Sheng Yao , Joachim Kupe
IPC分类号： G01N27/407
CPC分类号： G01N27/4074 , C03C3/091 , C03C8/14 , F01N2560/021 , F01N2610/02 , G01N33/0054 , Y02A50/246
摘要： A sensor including a species selective electrode and a reference electrode having an electrolyte layer disposed therebetween; a reference gas channel in fluid communication with the reference electrode; a heater and a temperature sensor; wherein the species selective electrode is disposed on a first side of an insulating layer separating the species selective electrode from the electrolyte layer, the insulating layer having a first substantially solid area and a second area having an opening pattern extending through the insulating layer; the species selective electrode comprising a species sensing electrode portion disposed on the opening pattern of the insulating layer so as to contact the electrolyte layer through the opening pattern and a non-active electrode lead portion disposed over the first substantially solid area so that the non-active electrode lead portion is in electrical communication with the species sensing electrode portion and is free from contact with the electrolyte layer.
摘要翻译：一种传感器，包括种类选择性电极和参考电极，其间设置有电解质层; 与参比电极流体连通的参考气体通道; 加热器和温度传感器; 其中所述物质选择电极设置在绝缘层的第一侧，所述绝缘层将所述物质选择性电极与所述电解质层分离，所述绝缘层具有第一基本上固体区域和具有延伸穿过所述绝缘层的开口图案的第二区域; 所述物质选择电极包括设置在所述绝缘层的开口图案上的物种感测电极部分，以便通过所述开口图案接触所述电解质层，以及设置在所述第一基本上固体区域上的非有效电极引线部分，有源电极引线部分与物种感测电极部分电连通并且不与电解质层接触。

3. 发明授权

US07294252B2 NOx sensor and methods of using the same 有权
标题翻译： NOx传感器及其使用方法
公开(公告)号：US07294252B2
公开(公告)日：2007-11-13
申请号：US11538252
申请日：2006-10-03
申请人： Da Yu Wang , Walter T. Symons , Robert Jerome Farhat , Sheng Yao , Joachim Kupe
发明人： Da Yu Wang , Walter T. Symons , Robert Jerome Farhat , Sheng Yao , Joachim Kupe
IPC分类号： G01N27/407
CPC分类号： G01N33/0037 , G01N27/4074 , Y02A50/245
摘要： Disclosed herein are NOx sensors and methods of using the same. In one embodiment, a method for sensing NOx comprises: contacting a first NOx electrode with the gas, contacting a second NOx electrode with the gas, determining a NO2 emf between the first NOX electrode and a first reference electrode, determining a NOx emf between the second NOx electrode and a second reference electrode, and determining a NO2 concentration and a NO concentration using the NO2 emf and the NOx emf. The first electrode can be at a first temperature of greater than or equal to about 700° C., and the second electrode can be at a second temperature of about 500° C. to about 650° C.
摘要翻译：本文公开了NOx传感器及其使用方法。在一个实施例中，用于感测NOx的方法包括：使第一NOx电极与气体接触，使第二NOx电极与气体接触，确定第一NO x电极和第一参考电极之间的NO 2 电极，确定第二NOx电极和第二参比电极之间的NOx电动势，以及使用NO 2 2 emf和NO x emf确定NO 2浓度和NO浓度。第一电极可以处于大于或等于约700℃的第一温度，并且第二电极可以处于约500℃至约650℃的第二温度。

4. 发明授权

US06862919B2 Ethanol and volatility sensor and fabrication method 有权
标题翻译：乙醇和挥发性传感器及其制造方法
公开(公告)号：US06862919B2
公开(公告)日：2005-03-08
申请号：US10464337
申请日：2003-06-17
申请人： Yingjie Lin , Da Yu Wang , Robert Jerome Farhat , Raymond L. Bloink , William J. LaBarge
发明人： Yingjie Lin , Da Yu Wang , Robert Jerome Farhat , Raymond L. Bloink , William J. LaBarge
IPC分类号： G01N25/14 , G01N27/22 , G01N33/28 , G01N11/00
CPC分类号： G01N33/2852 , G01N25/14 , G01N27/226
摘要： In one embodiment, a method for forming the sensor comprises: disposing capacitance electrodes and a heater on green layers; disposing the layers such that the capacitance electrodes are disposed between adjacent green layers and the heater is disposed on a side of a green layer opposite one of the capacitance electrodes; disposing a gap insert in physical contact with the capacitance electrodes, wherein the gap insert has a higher sintering temperature than the green layers; sintering the green layers; and removing the gap insert.
摘要翻译：在一个实施例中，形成传感器的方法包括：将电容电极和加热器设置在绿色层上; 将电容电极配置在相邻的绿色层之间，加热器设置在与一个电容电极相对的绿色层的一侧上; 设置与电容电极物理接触的间隙插入件，其中间隙插入件具有比绿色层更高的烧结温度; 烧结绿色层; 并移除间隙插入物。

5. 发明申请

US20080110769A1 EXHAUST GAS SENSORS AND METHODS FOR MEASURING CONCENTRATIONS OF NOX AND AMMONIA AND TEMPERATURES OF THE SENSORS 审中-公开
标题翻译：废气传感器和测量NOX和氨的浓度和传感器温度的方法
公开(公告)号：US20080110769A1
公开(公告)日：2008-05-15
申请号：US11558123
申请日：2006-11-09
申请人： Da Yu Wang , Robert Jerome Farhat
发明人： Da Yu Wang , Robert Jerome Farhat
IPC分类号： G01N27/26
CPC分类号： G01N27/4071 , G01N33/0037 , Y02A50/245
摘要： Exhaust gas sensors and methods for measuring concentrations of NOx and ammonia and temperatures of the sensors are provided. In one exemplary embodiment, an exhaust gas sensor utilizes one zirconia layer and a plurality of alumina layers therein for generating signals indicative of concentrations of NOx and ammonia, and having an impedance indicative of a temperature of the exhaust gas sensor.
摘要翻译：提供废气传感器和用于测量NOx和氨浓度以及传感器温度的方法。在一个示例性实施例中，废气传感器利用一个氧化锆层和其中的多个氧化铝层来产生指示NOx和氨浓度的信号，并具有指示废气传感器的温度的阻抗。

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