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    • 21. 发明申请
    • GAS CONCENTRATION CALCULATION DEVICE AND GAS CONCENTRATION MEASUREMENT MODULE
    • 气体浓度计算装置和气体浓度测量模块
    • US20130003046A1
    • 2013-01-03
    • US13578913
    • 2011-02-14
    • Toshiyuki IzawaTadayoshi Murakami
    • Toshiyuki IzawaTadayoshi Murakami
    • G01N21/61
    • G01N21/3504G01N21/0303G01N21/05G02B26/0816
    • A device includes a gas cell (10X) configured to form an introduction space (11X) into which a target gas is introduced, an infrared light source (20X) disposed at one end of the gas cell (10X), a modulation mirror (70X) disposed at one end of the gas cell (10X) and configured to reflect or transmit light emitted from the infrared light source (20X), a reflecting mirror (60X) configured to reflect light transmitted through the modulation mirror (70X), a saturated gas chamber (40X), in which a predetermined comparison gas is hermetically enclosed, disposed on an optical path of light transmitted through the modulation mirror (70X), a light receiving unit (30X) disposed at the other end of the gas cell (10X) and configured to receive light reflected by the modulation mirror (70X) and light transmitted through the modulation mirror (70X) and reflected by the reflecting mirror (60X) through the saturated gas chamber (40X), and a calculation circuit (3X) configured to calculate the concentration of the target gas based on received light energy values of the light receiving unit (30X) in each case in which light is reflected or transmitted by the modulation mirror (70X).
    • 一种装置,包括:气体电池(10X),被配置为形成导入目标气体的导入空间(11X),设置在所述气室(10X)一端的红外光源(20X);调制反射镜 )设置在所述气室(10X)的一端并且被配置为反射或透射从所述红外光源(20X)发射的光;反射镜(60X),被配置为反射透过所述调制镜(70X)的光,饱和 设置在透过调制反射镜(70X)的光的光路上的预定比较气体气密封的气室(40X);设置在气室(10X)的另一端的光接收单元(30X) 并且被配置为接收由调制反射镜(70X)反射的光和通过调制反射镜(70X)透射并被反射镜(60X)反射通过饱和气体室(40X)反射的光;以及计算电路(3X) 计算浓度 在每个由调制镜(70X)反射或透射光的情况下,基于受光单元(30X)的接收光能值的目标气体。
    • 23. 发明授权
    • Gas concentration calculation device and gas concentration measurement module
    • 气体浓度计算装置和气体浓度测量模块
    • US09274048B2
    • 2016-03-01
    • US13578913
    • 2011-02-14
    • Toshiyuki IzawaTadayoshi Murakami
    • Toshiyuki IzawaTadayoshi Murakami
    • G01N21/05G01N21/3504
    • G01N21/3504G01N21/0303G01N21/05G02B26/0816
    • A device includes a gas cell (10X) configured to form an introduction space (11X) into which a target gas is introduced, an infrared light source (20X) disposed at one end of the gas cell (10X), a modulation mirror (70X) disposed at one end of the gas cell (10X) and configured to reflect or transmit light emitted from the infrared light source (20X), a reflecting mirror (60X) configured to reflect light transmitted through the modulation mirror (70X), a saturated gas chamber (40X), in which a predetermined comparison gas is hermetically enclosed, disposed on an optical path of light transmitted through the modulation mirror (70X), a light receiving unit (30X) disposed at the other end of the gas cell (10X) and configured to receive light reflected by the modulation mirror (70X) and light transmitted through the modulation mirror (70X) and reflected by the reflecting mirror (60X) through the saturated gas chamber (40X), and a calculation circuit (3X) configured to calculate the concentration of the target gas based on received light energy values of the light receiving unit (30X) in each case in which light is reflected or transmitted by the modulation mirror (70X).
    • 一种装置,包括:气体电池(10X),被配置为形成导入目标气体的导入空间(11X),设置在所述气室(10X)一端的红外光源(20X);调制反射镜 )设置在所述气室(10X)的一端并且被配置为反射或透射从所述红外光源(20X)发射的光;反射镜(60X),被配置为反射透过所述调制镜(70X)的光,饱和 设置在透过调制反射镜(70X)的光的光路上的预定比较气体气密封的气室(40X);设置在气室(10X)的另一端的光接收单元(30X) 并且被配置为接收由调制反射镜(70X)反射的光和通过调制反射镜(70X)透射并被反射镜(60X)反射通过饱和气体室(40X)反射的光;以及计算电路(3X) 计算浓度 在每个由调制镜(70X)反射或透射光的情况下,基于受光单元(30X)的接收光能值的目标气体。