JPS6430441U - - Google Patents

Info

Publication number
JPS6430441U
JPS6430441U JP1987123636U JP12363687U JPS6430441U JP S6430441 U JPS6430441 U JP S6430441U JP 1987123636 U JP1987123636 U JP 1987123636U JP 12363687 U JP12363687 U JP 12363687U JP S6430441 U JPS6430441 U JP S6430441U
Authority
JP
Japan
Prior art keywords
separator
ultrasonic
fuel cell
opening
ultrasonic vibrator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1987123636U
Other languages
Japanese (ja)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1987123636U priority Critical patent/JPS6430441U/ja
Publication of JPS6430441U publication Critical patent/JPS6430441U/ja
Pending legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図および第２図はこの発明の実施例探触子
を燃料電池セルスタツクの側面に接触させた状態
を示す断面図、第３図は実施例探触子によつて得
られた欠陥エコー波形図、第４図は燃料電池セル
スタツクの積層構造を説明するための展開図であ
る。 １……単セル、７……セパレータ、１０……燃
料電池セルスタツク、１１……探触子、１２……
筒状ケース、１３……ダンパー、１４……超音波
振動子、１５……接触片、２０……接触面、２１
……超音波ビーム、１０１……き裂（欠陥）。 1 and 2 are cross-sectional views showing a state in which a probe according to an embodiment of the present invention is brought into contact with the side surface of a fuel cell stack, and FIG. 3 is a defect echo waveform obtained by the probe according to an embodiment of the present invention. 4 are developed views for explaining the stacked structure of the fuel cell stack. DESCRIPTION OF SYMBOLS 1...Single cell, 7...Separator, 10...Fuel cell cell stack, 11...Probe, 12...
Cylindrical case, 13... Damper, 14... Ultrasonic vibrator, 15... Contact piece, 20... Contact surface, 21
...Ultrasonic beam, 101...Crack (defect).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 燃料電池単セルとカーボン薄膜からなるセパレ
ータとの積層組立体からなる燃料電池セルスタツ
クの前記セパレータの端面に接触して超音波を送
受信するものであつて、筒状ケースの開口部にダ
ンパー材を介して支持された超音波振動子と、こ
の超音波振動子を覆うよう前記開口部から突設さ
れその先端に前記セパレータの厚みに相応する細
長い接触面を有するくさび状に形成されたゴム弾
性材からなる接触片とを有することを特徴とする
超音波探傷装置の探触子構造。 The device transmits and receives ultrasonic waves by contacting the end face of the separator of a fuel cell cell stack consisting of a stacked assembly of a single fuel cell cell and a separator made of a carbon thin film, and the ultrasonic wave is transmitted and received through the opening of a cylindrical case. an ultrasonic vibrator supported by the separator; and a wedge-shaped rubber elastic material that protrudes from the opening so as to cover the ultrasonic vibrator and has an elongated contact surface corresponding to the thickness of the separator at its tip. A probe structure for an ultrasonic flaw detection device, characterized in that it has a contact piece.
JP1987123636U 1987-08-12 1987-08-12 Pending JPS6430441U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987123636U JPS6430441U (en) 1987-08-12 1987-08-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987123636U JPS6430441U (en) 1987-08-12 1987-08-12

Publications (1)

Publication Number Publication Date
JPS6430441U true JPS6430441U (en) 1989-02-23

Family

ID=31372664

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987123636U Pending JPS6430441U (en) 1987-08-12 1987-08-12

Country Status (1)

Country Link
JP (1) JPS6430441U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5832158A (en) * 1981-08-19 1983-02-25 Babcock Hitachi Kk Ultrasonic flaw detector
JPS6234360B2 (en) * 1982-07-09 1987-07-27 Shinnitsutetsu Kagaku Kk

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5832158A (en) * 1981-08-19 1983-02-25 Babcock Hitachi Kk Ultrasonic flaw detector
JPS6234360B2 (en) * 1982-07-09 1987-07-27 Shinnitsutetsu Kagaku Kk

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