JP2010153276A5 - - Google Patents

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JP2010153276A5
JP2010153276A5 JP2008331820A JP2008331820A JP2010153276A5 JP 2010153276 A5 JP2010153276 A5 JP 2010153276A5 JP 2008331820 A JP2008331820 A JP 2008331820A JP 2008331820 A JP2008331820 A JP 2008331820A JP 2010153276 A5 JP2010153276 A5 JP 2010153276A5
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concentration
fuel
liquid fuel
fuel cell
detector
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JP2008331820A
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JP2010153276A (en
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流体内成分の濃度を測定する燃料電池用濃度検出システムにおいて、濃度検出対象の流体を濃度検出器へ供給して濃度検出するとともに、前記濃度検出器に時間的な間隔を開けて２つ以上の既知濃度の流体をそれぞれ供給するシステム構成とし、濃度検出対象の流体の同一成分について既知濃度の流体により前記濃度検出器の検出感度を補正することを特徴とする燃料電池用濃度検出システム。   In a fuel cell concentration detection system for measuring the concentration of a component in a fluid, a concentration detection target fluid is supplied to a concentration detector to detect the concentration, and at least two or more time intervals are provided to the concentration detector. A fuel cell concentration detection system comprising a system configuration for supplying a fluid having a known concentration and correcting the detection sensitivity of the concentration detector with the fluid having a known concentration for the same component of the fluid to be detected. 予め設定された濃度で混合タンクから燃料電池の発電部分へ液体燃料を供給するために液体燃料濃度を測定する燃料電池用濃度検出システムにおいて、
燃料濃度が既知の高濃度液体燃料と、純水を含めた低濃度液体燃料とが供給され、高濃度液体燃料と低濃度液体燃料が混合された希釈燃料を貯蔵する混合タンクと、
前記混合タンクから前記燃料電池の発電部分へ供給される希釈燃料の一部が流量調節弁を介して供給され、前記希釈燃料の濃度を検出する濃度検出器とを有し、
前記濃度検出器に前記高濃度液体燃料、及び、低濃度液体燃料を個別に供給できる構成としたことを特徴とする燃料電池用濃度検出システム。 In a fuel cell concentration detection system for measuring liquid fuel concentration to supply liquid fuel from a mixing tank to a power generation part of a fuel cell at a preset concentration,
And the high concentration liquid fuel is known fuel concentration is supplied with the low-concentration liquid fuel, including pure water, and mixing tank for storing the diluted fuel high concentration liquid fuel and the low-concentration liquid fuel is mixed,
A part of the diluted fuel supplied from the mixing tank to the power generation part of the fuel cell is supplied via a flow control valve, and has a concentration detector for detecting the concentration of the diluted fuel,
A concentration detection system for a fuel cell, wherein the high concentration liquid fuel and the low concentration liquid fuel can be individually supplied to the concentration detector. 請求項２に記載の燃料電池用濃度検出システムにおいて、燃料濃度が既知の前記高濃度液体燃料と前記低濃度液体燃料によって前記濃度検出器の検出感度をそれぞれ補正し、検出感度を補正した前記濃度検出器によって燃料濃度が未知である前記希釈燃料濃度を検出することを特徴とする燃料電池用濃度検出システム。   The concentration detection system for a fuel cell according to claim 2, wherein the detection sensitivity of the concentration detector is corrected by the high-concentration liquid fuel and the low-concentration liquid fuel whose fuel concentrations are known, and the detection sensitivity is corrected. A concentration detection system for a fuel cell, wherein the concentration of the diluted fuel whose fuel concentration is unknown is detected by a detector. 請求項２に記載の燃料電池用濃度検出システムにおいて、燃料濃度が既知の前記高濃度液体燃料あるいは低濃度液体燃料を濃度検出器へ供給時に、前記流量調節弁を閉状態とし、
前記濃度検出器に前記希釈燃料の供給時、及び、前記希釈燃料の濃度検出時に、前記高濃度液体燃料あるいは低濃度液体燃料の前記濃度検出器への供給を停止することを特徴とする燃料電池用濃度検出システム。 3. The fuel cell concentration detection system according to claim 2, wherein when the high-concentration liquid fuel or the low-concentration liquid fuel whose fuel concentration is known is supplied to the concentration detector, the flow control valve is closed.
A fuel cell, wherein supply of the high-concentration liquid fuel or low-concentration liquid fuel to the concentration detector is stopped when supplying the diluted fuel to the concentration detector and detecting the concentration of the diluted fuel. Concentration detection system. 請求項２に記載の燃料電池用濃度検出システムにおいて、前記低濃度液体燃料として燃料電池の発電に伴い発生する生成水を用いたことを特徴とする燃料電池用濃度検出システム。   3. The fuel cell concentration detection system according to claim 2, wherein generated water generated by power generation of the fuel cell is used as the low concentration liquid fuel. 請求項２に記載の燃料電池用濃度検出システムにおいて、燃料濃度が既知の高濃度液体燃料あるいは低濃度液体燃料は、それぞれメカニカルキーを有する燃料カートリッジにより燃料濃度が識別され、これらのメカニカルキーにより識別された既知の燃料濃度によるそれぞれの検出感度を用いて燃料検出器を補正し、前述した希釈燃料の燃料濃度を検出することを特徴とする燃料電池用濃度検出システム。   3. The fuel cell concentration detection system according to claim 2, wherein the high-concentration liquid fuel or low-concentration liquid fuel having a known fuel concentration is identified by a fuel cartridge having a mechanical key, and is identified by these mechanical keys. A fuel cell concentration detection system that corrects a fuel detector using each detection sensitivity based on the known fuel concentration and detects the fuel concentration of the diluted fuel described above. 予め設定された濃度で混合タンクから燃料電池の発電部分へ液体燃料を供給するために液体燃料濃度を測定する濃度検出器を備えた燃料電池発電システムにおいて、
燃料濃度が既知の高濃度液体燃料と、純水を含めた低濃度液体燃料とが供給され、高濃度液体燃料と低粘度液体燃料が混合された希釈燃料を貯蔵する混合タンクと、
前記混合タンクから供給される希釈燃料により発電する燃料電池と、
前記混合タンクから前記燃料電池の発電部分へ供給される希釈燃料の一部が流量調節弁を介して供給され、前記希釈燃料の濃度を検出する濃度検出器とを有し、
前記濃度検出器に前記高濃度液体燃料、及び、低濃度液体燃料を個別に供給できる構成としたことを特徴とする燃料電池発電システム。 In a fuel cell power generation system comprising a concentration detector for measuring liquid fuel concentration in order to supply liquid fuel from a mixing tank to a power generation part of the fuel cell at a preset concentration,
A mixing tank for supplying a high-concentration liquid fuel having a known fuel concentration and a low-concentration liquid fuel including pure water and storing a diluted fuel in which the high-concentration liquid fuel and the low-viscosity liquid fuel are mixed;
A fuel cell that generates electric power using diluted fuel supplied from the mixing tank;
A part of the diluted fuel supplied from the mixing tank to the power generation part of the fuel cell is supplied via a flow control valve, and has a concentration detector for detecting the concentration of the diluted fuel,
A fuel cell power generation system characterized in that the high-concentration liquid fuel and the low-concentration liquid fuel can be individually supplied to the concentration detector. 請求項７に記載の燃料電池発電システムにおいて、燃料濃度が既知の前記高濃度液体燃料と前記低濃度液体燃料によって前記濃度検出器の検出感度をそれぞれ補正し、検出感度を補正した前記濃度検出器によって燃料濃度が未知である前記希釈燃料濃度を検出することを特徴とする燃料電池発電システム。   8. The fuel cell power generation system according to claim 7, wherein the detection sensitivity of the concentration detector is corrected by the high-concentration liquid fuel and the low-concentration liquid fuel with known fuel concentrations, respectively, and the detection sensitivity is corrected. The fuel cell power generation system characterized by detecting the diluted fuel concentration whose fuel concentration is unknown.
JP2008331820A 2008-12-26 2008-12-26 Concentration detecting system for fuel cell and fuel cell power generation system Pending JP2010153276A (en)

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JP2010153276A5 true JP2010153276A5 (en) 2011-03-24

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JPH0715461B2 (en) * 1985-09-25 1995-02-22 栗田工業株式会社 Liquid Chromatography Solvent Concentration Assay Method
JPS6279358A (en) * 1985-10-02 1987-04-11 Kurita Water Ind Ltd Liquid chromatography apparatus
US6372021B1 (en) * 2000-09-12 2002-04-16 General Electric Company Extractive removal of methanol from cumene-to-phenol process vent gas
JP4399801B2 (en) * 2002-09-30 2010-01-20 株式会社ジーエス・ユアサコーポレーション Liquid fuel direct supply fuel cell system, operation control method and operation control apparatus thereof
JP2007066747A (en) * 2005-08-31 2007-03-15 Toshiba Corp Fuel cell unit and measurement value correction method
US20070141410A1 (en) * 2005-12-15 2007-06-21 Matsushita Electric Industrial Co., Ltd. Direct oxidation fuel cell system
JP4933197B2 (en) * 2006-08-22 2012-05-16 東洋製罐株式会社 Fuel cartridge for fuel cell

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