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1. 发明专利

JP2013250130A Gas detector 审中-公开
标题翻译：气体检测器
公开(公告)号：JP2013250130A
公开(公告)日：2013-12-12
申请号：JP2012124523
申请日：2012-05-31
申请人： Ngk Spark Plug Co Ltd , 日本特殊陶業株式会社
发明人： YAMASHITA MASAHIRO , KITANOYA SHOJI , WATANABE MASAYA , ICHIKAWA DAISUKE
IPC分类号： G01N27/18
摘要： PROBLEM TO BE SOLVED: To provide a gas detector capable of shortening a period from start up to stabilization of an output value.SOLUTION: The gas detector includes: a heating resistor 15 whose resistance value is changed in accordance with temperature change thereof; an energization control unit 21 for controlling a temperature of the heating resistor 15; a temperature measuring resistor 16 to be used for measurement of an environmental temperature; and an operation unit 30 for finding out a concentration of inflammable gas obtained by operation by using an environmental temperature found out from inter-terminal voltages of the heating resistor 15 in a high-temperature period and a low-temperature period and the resistance value of the temperature measuring resistor 16. The operation unit 30 executes arithmetic processing by using a first high-temperature side average value and a first low-temperature side average value obtained by moving average processing of a plurality of inter-terminal voltages in the high-temperature period and the low-temperature period in a main operation period, and executes arithmetic processing on the basis of a second high-temperature side average value and a second low-temperature side average value obtained by average processing of inter-terminal voltages smaller than that of the main operation period similarly to the main operation period in a predetermined rise operation period after starting the arithmetic processing.
摘要翻译：要解决的问题：提供能够缩短从启动到稳定输出值的时间段的气体检测器。解决方案：气体检测器包括：加热电阻器15，其电阻值根据其温度变化而改变; 用于控制加热电阻器15的温度的通电控制单元21; 用于测量环境温度的温度测量电阻器16; 以及操作单元30，用于通过使用在高温时段和低温时段中使用从加热电阻器15的端子间电压发现的环境温度来操作获得的易燃气体的浓度，并且电阻值温度测量电阻器16.操作单元30通过使用通过在高温下移动多个端子间电压的平均处理而获得的第一高温侧平均值和第一低温侧平均值来执行运算处理周期和主要运行期间的低温期间进行运算处理，并且，基于通过比端子间电压小的平均化处理得到的第二高温侧平均值和第二低温侧平均值来执行运算处理。与主动作期间相同，在开始动作之后的规定的上升动作期间算术处理。

2. 发明专利

JP2013221862A Gas detector 审中-公开
标题翻译：气体检测器
公开(公告)号：JP2013221862A
公开(公告)日：2013-10-28
申请号：JP2012093932
申请日：2012-04-17
申请人： Ngk Spark Plug Co Ltd , 日本特殊陶業株式会社
发明人： WATANABE MASAYA , KITANOYA SHOJI , ICHIKAWA DAISUKE , YAMASHITA MASAHIRO
IPC分类号： G01N27/18
摘要： PROBLEM TO BE SOLVED: To provide a gas detector capable of raising detection accuracy of concentration of specific gas.SOLUTION: A gas detector is provided with: a heat element 15; a resistance bulb 16 which measures environmental temperature; and an operation part 30 which calculates combustible gas concentration of detected atmosphere by using the environmental temperature based on voltage between terminals of the heat element 15 and a resistance value of the resistance bulb 16 in a high temperature period in which temperature of the heat element 15 is high, and a low temperature period in which the temperature is low, in which the operation part 30 uses a high temperature average value and a low temperature average value after moving average post-processing based on the voltage between the terminals, acquired in a predetermined time interval shorter than object periods after predetermined standby time elapses after the start of switching to one high temperature period and one low temperature period for calculating concentration of the flammable gas. At this time, movement average processing is executed based on a plurality of acquired values from the latest acquired value acquired at the predetermined time interval to an acquired value acquired before the predetermined number more than the number of acquired values which can be acquired in the object periods of the high temperature period and the low temperature period.
摘要翻译：要解决的问题：提供能够提高特定气体浓度的检测精度的气体检测器。解决方案：气体检测器设置有：热元件15; 测量环境温度的电阻灯泡16; 以及操作部30，其通过使用基于加热元件15的端子之间的电压的环境温度和电阻灯泡16的电阻值来计算检测气氛的可燃气体浓度，在高温时段内，加热元件15的温度高温度以及温度低的低温期间，其中，操作部30使用基于在端子之间的电压的移动平均后处理后的高温平均值和低温平均值在开始切换到一个高温周期之后经过预定待机时间的目标周期之后的预定时间间隔和用于计算可燃气体浓度的一个低温周期。此时，基于从在预定时间间隔获取的最新获取值获得的多个获取值来执行移动平均处理，该获取值在预定数量之前获取的获取值大于可以在对象中获取的获取值的数量高温期和低温期。

3. 发明专利

JP2012181184A Arithmetical controlling device 审中-公开
标题翻译：算术控制装置
公开(公告)号：JP2012181184A
公开(公告)日：2012-09-20
申请号：JP2011286388
申请日：2011-12-27
申请人： Ngk Spark Plug Co Ltd , 日本特殊陶業株式会社
发明人： WATANABE MASAYA , KITANOYA SHOJI , ICHIKAWA DAISUKE , YAMASHITA MASAHIRO
IPC分类号： G01N27/04
摘要： PROBLEM TO BE SOLVED: To provide an arithmetical controlling device comprising a Wheatstone bridge circuit and a microcomputer, having improved reliability as a whole device.SOLUTION: An arithmetical controlling device includes a microcomputer, and an energization control circuit having a bridge circuit. When turning on a start-up switch allows a DC power source to supply a current to the microcomputer and the energization controlling circuit (S210), a CPU of the microcomputer initializes respective sections therein to start up (S220), and then outputs a change-over signal to change-over switches to turn on one of the change-over switches and turn off the other thereof (S230), and thereby switches one of fixed resistors in a change-over resistance part to a conductive state and the other thereof to a non-conductive state (S240), and then outputs an operation permission signal to a switching circuit to permit operation of the energization control circuit (consequently, operation of the bridge circuit) (S250). Accordingly, the device can securely prevent the energization control circuit from starting the operation during start-up of the microcomputer.
摘要翻译：要解决的问题：提供一种包括惠斯通电桥电路和微计算机的算术控制装置，其作为整体装置具有改进的可靠性。解决方案：算术控制装置包括微计算机和具有桥接电路的通电控制电路。当启动启动开关时，直流电源向微型计算机和通电控制电路提供电流（S210），微型计算机的CPU初始化其中的各个部分以启动（S220），然后输出变化（S230），从而将转换电阻部分中的一个固定电阻切换到导通状态，另一个转换开关切换开关（S240），然后向开关电路输出运行允许信号，以允许通电控制电路的运行（从而进行桥式电路的动作）（S250）。因此，该装置可以可靠地防止通电控制电路在微型计算机启动期间开始操作。版权所有（C）2012，JPO＆INPIT

4. 发明专利

JP2010101736A Gas detector 有权
标题翻译：气体检测器
公开(公告)号：JP2010101736A
公开(公告)日：2010-05-06
申请号：JP2008273050
申请日：2008-10-23
申请人： Ngk Spark Plug Co Ltd , 日本特殊陶業株式会社
发明人： WATANABE MASAYA , MATSUNO TOSHIHIRO , KITANOYA SHOJI
IPC分类号： G01N27/18 , G01N27/16
摘要： PROBLEM TO BE SOLVED: To further improve the performance of a gas detector 10 which is used for the concentration measurement and leakage detection of flammable gas and designed to heat a detection space 39, to which a gas to be detected is introduced. SOLUTION: In the gas detector 10, the temperature-measuring circuit (not shown) of a gas-detecting element 60, arranged in the detection space 39 measures a temperature (hereinafter detection space temperature) in the detection space 39 and a thermistor 28 measures the temperature (hereinafter, to be referred to as the "temperature prior to the introduction of a gas") of a gas to be detected, before a gas is introduced to the detection space 39 and controls the heat values of heaters 50, 51 so that the temperature in the detection space is at least the temperature or higher, prior to the introduction of a gas, and thereby suppresses excessive heating for realizing efficiency and stabilize the temperature in the detection space 39. As a result, further improvement in energy saving performance and detection accuracy is obtained. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了进一步提高气体检测器10的性能，气体检测器10用于可燃气体的浓度测量和泄漏检测，并被设计成加热检测空间39，待检测气体被引入到该检测空间39。解决方案：在气体检测器10中，布置在检测空间39中的气体检测元件60的温度测量电路（未示出）测量检测空间39中的温度（以下称为检测空间温度）热敏电阻28在将气体引入到检测空间39之前测量要检测的气体的温度（以下称为“引入气体前的温度”）并控制加热器50的热值，51，使得在引入气体之前检测空间中的温度至少为温度或更高，从而抑制过度加热以实现检测空间39中的效率和稳定温度。结果，进一步改进获得了节能性能和检测精度。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2010096727A Gas detector 有权
标题翻译：气体检测器
公开(公告)号：JP2010096727A
公开(公告)日：2010-04-30
申请号：JP2008270164
申请日：2008-10-20
申请人： Ngk Spark Plug Co Ltd , 日本特殊陶業株式会社
发明人： MATSUNO TOSHIHIRO , WATANABE MASAYA , KITANOYA SHOJI
IPC分类号： G01N27/18 , G01N27/16
摘要： PROBLEM TO BE SOLVED: To balance durability and detection accuracy at a high level in a gas detector used for concentration measurements, leakage detection, etc. of combustible gases.
SOLUTION: The gas detector is provided with a gas detection element 60 in which at least a heat resistor 71 and an insulating layer 67 formed in such a way as to envelope the heat resistor 71 are layered on a semiconductor substrate 61 made of silicon and detects combustible gases on the basis of the temperature and a resistance value of the heat resistor 71 which change according to the combustible gases. In the gas detection element 60, a protective layer 64 made of a gas-impermeable oxide film is provided for its uppermost surface in contact with an environment containing the combustible gases. An anti-alkali property is secured by this, impurities (organic silicon) in the environment are prevented from intruding into the protective layer 64 since the protective layer 64 has an impermeable property, and output is stabilized and becomes accurate.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：用于平衡可燃气体的浓度测量，泄漏检测等的气体检测器中的高水平的耐久性和检测精度。解决方案：气体检测器设置有气体检测元件60，其中至少一个以包封加热电阻器71的方式形成的热电阻器71和绝缘层67层叠在半导体基板61上，该半导体基板61由硅基于根据可燃气体而变化的耐热电阻71的温度和电阻值来检测可燃气体。在气体检测元件60中，在与包含可燃气体的环境接触的最上表面上设置由不透气氧化膜制成的保护层64。通过这样确保了防碱性，防止环境中的杂质（有机硅）侵入保护层64，因为保护层64具有不可渗透性，并且输出稳定并变得准确。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2005338051A Hydrogen gas sensor 审中-公开
标题翻译：氢气传感器
公开(公告)号：JP2005338051A
公开(公告)日：2005-12-08
申请号：JP2004348003
申请日：2004-12-01
申请人： Ngk Spark Plug Co Ltd , 日本特殊陶業株式会社
发明人： ISHIKAWA HIDEKI , WATANABE MASAYA , KITANOYA SHOJI , INOUE TAKAHARU
IPC分类号： G01N27/416
摘要： PROBLEM TO BE SOLVED: To provide a hydrogen gas sensor formed to keep a positive electrode in an excellent conductive characteristic, by making effectively the best use of a polymer electrolyte and powder of platinum group metal or a platinum-ruthenium alloy. SOLUTION: The positive electrode 170 and a negative electrode 180 abutting to a proton conductive layer 160 are formed of an electrode material comprising a mixture of the powder of platinum group metal and the polymer electrolyte. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：通过有效地利用聚合物电解质和铂族金属或铂 - 钌合金的粉末，提供形成为保持正极具有优异导电特性的氢气传感器。解决方案：正电极170和与质子传导层160邻接的负电极180由包含铂族金属粉末和聚合物电解质的混合物的电极材料形成。版权所有（C）2006，JPO＆NCIPI

7. 发明专利

JP2003083934A Gas sensor 审中-公开
标题翻译：气体传感器
公开(公告)号：JP2003083934A
公开(公告)日：2003-03-19
申请号：JP2001279772
申请日：2001-09-14
申请人： Ngk Spark Plug Co Ltd , 日本特殊陶業株式会社
发明人： KITANOYA SHOJI , NADANAMI NORIHIKO , KONDO TOMONORI , WATANABE MASAYA , ISHIDA NOBORU
IPC分类号： G01N27/416 , G01N27/407 , G01N33/00 , H01M8/04 , H01M8/10
CPC分类号： G01N27/4074 , G01N33/005
摘要： PROBLEM TO BE SOLVED: To provide a gas sensor whose heat resistance, durability and the like are superior. SOLUTION: In the hydrogen gas sensor, an O-ring 21 by which part between a first support 9a and a proton conduction layer 1 is kept airtightly is arranged inside a measuring member 11a. The O-ring 21 is quadrangular frame-shaped so as to surround the circumference of a first electrode 3, its cross section is nearly circular, and it comprises elasticity, heat resistance and durability. A first metal plate 23a and a second metal plate 23b are arranged outside both supports 9a, 9b. A pair of right and left through holes 29 are formed at the hydrogen gas sensor in its sheet thickness direction, and bolts 31 are passed and inserted so as to pass the through holes 29. Consequently, when both metal plates 23a, 23b are tightened from the outside by the bolts 31 and nuts 33, the supports 9a, 9b are tightened, and the hydrogen gas sensor is fixed integrally as a whole.
摘要翻译：要解决的问题：提供耐热性，耐久性等优异的气体传感器。解决方案：在氢气传感器中，在测量构件11a内布置有通过其将第一支撑件9a和质子传导层1之间的部分气密地保持的O形环21。 O形环21是四边形框架形状，以围绕第一电极3的周边，其横截面几乎为圆形，并且其包括弹性，耐热性和耐久性。第一金属板23a和第二金属板23b布置在两个支撑件9a，9b的外侧。在氢气传感器的板厚方向上形成有一对左右通孔29，螺栓31通过并插入以通过通孔29.因此，当两个金属板23a，23b从通过螺栓31和螺母33的外部，支撑件9a，9b被紧固，氢气传感器整体固定。

8. 发明专利

JP2003075404A Gas sensor 审中-公开
标题翻译：气体传感器
公开(公告)号：JP2003075404A
公开(公告)日：2003-03-12
申请号：JP2001265756
申请日：2001-09-03
申请人： Ngk Spark Plug Co Ltd , 日本特殊陶業株式会社
发明人： KONDO TOMONORI , KITANOYA SHOJI , NADANAMI NORIHIKO , WATANABE MASAYA , ISHIDA NOBORU
IPC分类号： G01N27/416 , H01M8/04 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a gas sensor by which the concentration of a gas such as the concentration of e.g. hydrogen gas or the like can be measured precisely. SOLUTION: In the hydrogen gas sensor, a first electrode 3 is installed on one face of a proton conduction layer 1, a second electrode 5 and a reference electrode 7 are installed on the other face of the layer 1 so as to face the first electrode 3, and they are supported in a support 9 composed of a first support 9a and a second support 9b. A diffusion-controlled part 19 by which an ambient atmosphere communicates with a first recess 11a (consequently, the first electrode 3) is installed at the first support 9a in the support 9. That is to say, the part 19 is a small hole which introduces a fuel gas (consequently, the contained hydrogen gas) as a gas to be measured to the side of the first electrode 3 and which controls its diffusion, and it is installed so as to be situated in a direction separated from the reference electrode 7 from the end part T on the side of the reference electrode 7 of the second electrode 5.
摘要翻译：要解决的问题：提供一种气体传感器，通过该气体传感器，气体的浓度例如浓度等。可以精确地测量氢气等。解决方案：在氢气传感器中，第一电极3安装在质子传导层1的一个面上，第二电极5和参考电极7安装在层1的另一面上，以面对第一电极并且它们被支撑在由第一支撑件9a和第二支撑件9b组成的支撑件9中。与第一凹部11a（从而第一电极3）连通的扩散控制部19安装在支撑体9的第一支撑9a上。也就是说，部分19是小孔，将作为被测量气体的燃料气体（因此，所含有的氢气）引入到第一电极3的一侧并控制其扩散，并且安装成位于与参考电极7分离的方向从第二电极5的参考电极7侧的端部T开始。

9. 发明专利

JP2014020859A Combustible gas detection device 有权
标题翻译：可燃气体检测装置
公开(公告)号：JP2014020859A
公开(公告)日：2014-02-03
申请号：JP2012158277
申请日：2012-07-17
申请人： Ngk Spark Plug Co Ltd , 日本特殊陶業株式会社
发明人： MATSUKURA YUSUKE , KITANOYA SHOJI , WATANABE MASAYA
IPC分类号： G01N27/18
CPC分类号： G01N33/0036 , G01N27/18
摘要： PROBLEM TO BE SOLVED: To provide a combustible gas detection device for suppressing the deterioration of the detecting accuracy of gas concentration accompanied by the temporal change of an environmental temperature.SOLUTION: In a combustible gas concentration detection device 1 including a conduction control section 50 for controlling the switching of the conductive state of a heating resistor 34 in each fixed periodic time TW and a gas concentration arithmetic section 7, the high temperature side and low temperature side of two set temperatures preliminarily set in the heating resistor are respectively set to a first set temperature CH and a second set temperature CL, and both end voltages of the heating resistor to be detected in the first set temperature are set to high temperature time voltages and both end voltages of the heating resistor to be detected in the second set temperature are set to low temperature time voltages, and the gas concentration arithmetic section calculates the concentration of combustible gas on the basis of a first information group constituted of an average high temperature time voltage obtained by averaging the values of the two temporally consecutive high temperature time voltages, the low temperature time voltage in a periodic time between the two high temperature time voltages and an environmental temperature in the periodic time in which the low temperature time voltage is detected.
摘要翻译：要解决的问题：提供一种可燃气体检测装置，用于抑制伴随着环境温度的时间变化的气体浓度的检测精度的劣化。解决方案：在可燃气体浓度检测装置1中，包括用于控制在每个固定周期时间TW和气体浓度运算部7中的加热电阻器34的导通状态的切换，将预先设定在加热电阻器中的两个设定温度的高温侧和低温侧分别设定为第一设定温度CH和第二设定温度CL，将要在第一设定温度中检测的加热电阻器的两端电压设定为高温时间电压，并且在第二设定温度中要检测的加热电阻器的两端电压为设定为低温时间电压，气体浓度运算部进行计算基于由通过对两个时间上连续的高温时间电压的值进行平均而获得的平均高温时间电压构成的第一信息组的可燃气体的浓度，两个高温时间周期内的低温时间电压在检测到低温时间电压的周期时间内的时间电压和环境温度。

10. 发明专利

JP2010266265A Combustible gas detector 有权
标题翻译：可燃气体探测器
公开(公告)号：JP2010266265A
公开(公告)日：2010-11-25
申请号：JP2009116311
申请日：2009-05-13
申请人： Ngk Spark Plug Co Ltd , 日本特殊陶業株式会社
发明人： WATANABE MASAYA , KITANOYA SHOJI
IPC分类号： G01N27/18
摘要： PROBLEM TO BE SOLVED: To provide a combustible gas detector which has a high accuracy of combustible gas detection by correcting the effect of the absolute humidity of an atmosphere to be detected and which is designed to lower the cost and to improve the productivity by reducing the number of components. SOLUTION: The combustible gas detector 1 includes: a heating resistor exposed to the atmosphere to be detected, the temperature of the heating resistor changing depending on the concentration of the combustible gas in the atmosphere to be detected; a gas detection unit 100 for controlling the current in the heating resistor so that the heating resistor is kept at a predetermined temperature and for detecting a voltage between terminals of the heating resistor; a concentration calculation means 3a for calculating the combustible gas concentration in the atmosphere to be detected as a calculated gas concentration value from the voltage between the terminals based on a first relation between the combustible gas concentration and the voltage between the terminals; a main temperature detection means 3a, 50 for detecting the temperature of the atmosphere to be detected, and a correction means 3a for correcting the calculated gas concentration value or the voltage between the terminals from the temperature detected by the main temperature detection means based on a second relation between the calculated gas concentration value or the voltage between the terminals and the temperature of the atmosphere to be detected. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种可燃气体检测器，其通过校正待检测的气氛的绝对湿度的影响而具有高可燃气体检测精度，并且被设计成降低成本并提高生产率通过减少组件的数量。可燃气体检测器1包括：暴露于待检测气氛的加热电阻器，加热电阻器的温度根据待检测的大气中的可燃气体的浓度而变化; 气体检测单元100，用于控制加热电阻器中的电流，使得加热电阻器保持在预定温度并检测加热电阻器端子之间的电压; 浓度计算装置3a，用于根据可燃气体浓度与端子之间的电压之间的第一关系，从端子之间的电压计算待测气氛中的可燃气体浓度作为计算气体浓度值; 用于检测待检测气氛的温度的主温度检测装置3a，50，以及用于根据主温度检测装置检测的温度校正计算出的气体浓度值或端子之间的电压的校正装置3a，计算出的气体浓度值或端子间的电压与被检测气氛的温度之间的第二关系。版权所有（C）2011，JPO＆INPIT

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