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    • 114. 发明申请
    • TEMPERATURE CALIBRATION METHODS AND APPARATUS FOR OPTICAL ABSORPTION GAS SENSORS, AND OPTICAL ABSORPTION GAS SENSORS THEREBY CALIBRATED
    • 用于光吸收气体传感器的温度校准方法和装置,以及被校准的光吸收式气体传感器
    • WO2012059743A2
    • 2012-05-10
    • PCT/GB2011/052110
    • 2011-10-28
    • GAS SENSING SOLUTIONS LTD.MACGREGOR, Calum JohnGIBSON, Desmond Robert
    • MACGREGOR, Calum JohnGIBSON, Desmond Robert
    • G01N21/35G01N21/27G01N33/00
    • G01N21/27G01N21/274G01N21/3504G01N33/0006G01N2201/1211G01N2201/12723G01N2201/12753G01N2201/12792
    • An optical absorption gas sensor has an LED light source and a photodiode light detector, a temperature measuring device for measuring the LED temperature and a temperature measuring device for measuring the photodiode temperature. The sensor is calibrated by measuring the response of photodiode current at zero analyte gas concentration and at a reference analyte gas concentration. From these measurement, calibration data taking into account the effect of photodiode temperature on the sensitivity of the photodiode and, independently, the effect of changes in the spectrum of light output by the LED on the light detected by the photodiode with LED temperature can be obtained. Calibration data is written to memory in the gas sensor and in operation of the gas sensor, the output is compensated for both LED and photodiode temperature. The LED and photodiode can therefore be relatively far apart and operate at significantly different temperatures allowing greater freedom of optical pathway design. There is also disclosed an elongate waveguide for an optical absorption gas sensor formed from two opposed compound parabolic collectors.
    • 光吸收式气体传感器具有LED光源和光电二极管光检测器,用于测量LED温度的温度测量装置和用于测量光电二极管温度的温度测量装置。 通过测量零分析气体浓度和参考分析物气体浓度下的光电二极管电流的响应来校准传感器。 从这些测量中,考虑到光电二极管温度对光敏二极管的影响的影响的校准数据,并且独立地,可以获得由LED输出的光谱的变化对由LED温度的光电二极管检测到的光的影响 。 校准数据被写入气体传感器中的存储器,并且在气体传感器的操作中,输出被补偿LED和光电二极管的温度。 因此,LED和光电二极管可以相对较远并且在显着不同的温度下操作,从而允许更大的光路设计自由度。 还公开了一种用于由两个相对的复合抛物线收集器形成的光吸收气体传感器的细长波导。
    • 117. 发明申请
    • SYSTEM FOR MONITORING ARC SENSOR PROTECTING WINDOW
    • 用于监控电弧传感器保护窗的系统
    • WO1992017754A1
    • 1992-10-15
    • PCT/JP1992000409
    • 1992-04-02
    • FANUC LTDTORII, NobutoshiNIHEI, RyoWAKIO, Hiroshi
    • FANUC LTD
    • G01J01/04
    • G01J1/18B23K9/10G01N2021/157G01N2021/5957G01N2201/12753
    • An object of the title system is to appropriately determine a replacement time for arc sensor protecting windows by use of a function originally provided to an arc sensor. The system for monitoring an arc sensor protecting window according to the present invention is constructed such that an unused (new) arc sensor protecting window (28) is mounted on an arc sensor unit (20), and a reference reflecting surface (30) is provided at a position a predetermined distance apart from the front surface of the arc sensor protecting window (28). In this state, a laser beam (26) scans the reference reflecting surface (30) to receive a reflected light (27). The received light is stored in a memory as a first received light amount. Subsequently, the arc sensor protecting window (28) is used as it is for arc welding, and thereafter, similarly to the case of the unused arc sensor protecting window, the reflected light (27) is received from the reference reflecting surface (30). This received light amount is stored as a second received light value. A degree of contamination of the arc sensor protecting window (28) is discriminated on the basis of the first and second received light amounts, whereby it is determined whether the replacement time for the arc sensor protecting windows (28) is reached or not.
    • 119. 发明专利
    • Automatic analyzing device
    • 自动分析装置
    • JP2014149155A
    • 2014-08-21
    • JP2013016321
    • 2013-01-31
    • Hitachi High-Technologies Corp株式会社日立ハイテクノロジーズ
    • NISHIGAKI KENICHI
    • G01N35/00G01N21/27
    • G01N35/00732G01N21/0332G01N21/253G01N21/274G01N21/314G01N35/00623G01N35/025G01N2021/317G01N2035/00356G01N2201/12707G01N2201/12723G01N2201/12753
    • PROBLEM TO BE SOLVED: To provide an automatic analyzing device for measuring the concentration or presence/absence of an objective component in a biological sample such as blood and urine, the automatic analyzing device that has a function of identifying a member in an optical system that reaches the end of life thereof or detecting the degree of deterioration thereof, and providing information thereon to a user.SOLUTION: An automatic analyzing device comprises: a storage unit in which, at the time of measuring transmitted light that passes through an object to be measured from a light source, a transmitted light intensity distribution of a plurality of wave lengths detected by a light receiving element is stored; and a control unit for comparing a first transmitted light intensity distribution that is stored in the storage unit beforehand with a second transmitted light intensity distribution that is obtained at the time of the measurement. The control unit identifies a deteriorating member out of a plurality of members on the basis of the comparison result, and outputs the information thereon.
    • 要解决的问题:提供一种用于测量诸如血液和尿液的生物样品中的目标成分的浓度或有无的自动分析装置,该自动分析装置具有识别光学系统中的部件的功能, 达到其寿命的终点或检测其劣化程度,并向用户提供信息。解决方案:一种自动分析装置,包括:存储单元,在测量透过物体的透射光时, 从光源测量由光接收元件检测的多个波长的透射光强度分布; 以及控制单元,用于将预先存储在存储单元中的第一透射光强度分布与在测量时获得的第二透射光强度分布进行比较。 控制单元根据比较结果,从多个构件中识别恶化构件,并在其上输出信息。