JPH0224972A - Gas exhaust structure for fuel cell - Google Patents
Gas exhaust structure for fuel cellInfo
- Publication number
- JPH0224972A JPH0224972A JP63172744A JP17274488A JPH0224972A JP H0224972 A JPH0224972 A JP H0224972A JP 63172744 A JP63172744 A JP 63172744A JP 17274488 A JP17274488 A JP 17274488A JP H0224972 A JPH0224972 A JP H0224972A
- Authority
- JP
- Japan
- Prior art keywords
- gas
- cell
- manifold
- gas exhaust
- battery
- 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.)
- Granted
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 20
- 239000007789 gas Substances 0.000 claims abstract description 124
- 239000000112 cooling gas Substances 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 210000004027 cell Anatomy 0.000 claims description 44
- 239000002737 fuel gas Substances 0.000 claims description 11
- 239000003792 electrolyte Substances 0.000 claims description 10
- 230000001590 oxidative effect Effects 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 8
- 239000007800 oxidant agent Substances 0.000 claims description 7
- 210000005056 cell body Anatomy 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 239000003566 sealing material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2484—Details of groupings of fuel cells characterised by external manifolds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2483—Details of groupings of fuel cells characterised by internal manifolds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2457—Grouping of fuel cells, e.g. stacking of fuel cells with both reactants being gaseous or vaporised
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2484—Details of groupings of fuel cells characterised by external manifolds
- H01M8/2485—Arrangements for sealing external manifolds; Arrangements for mounting external manifolds around a stack
-
- 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
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、燃料電池に係り、燃料電池用ガス排気構造に
関し、特に大容量化にともない安全で且つ性能の安定し
た運転に好適な燃料電池用ガス排気構造に関する。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a fuel cell, and relates to a gas exhaust structure for a fuel cell, and particularly to a fuel cell suitable for safe and stable operation as capacity increases. related to gas exhaust structure for use.
内部マニホールド方式燃料電池の積層構造を第４図に示
す。電解質とその電解質を保持する為の細孔を有するマ
トリックスとからなる電解質板１と、その電解質板１を
挾んで上、下に対向する２つの電極アノード２及びカソ
ード３から構成される単位電池を構成するセル４がセパ
レータ５を介して複数個積層されている。なお、セパレ
ータ５の上、下面には、アノード２に燃料ガスを、カソ
ード３に酸化剤ガスを供給する為の複数のガス流路６が
それぞれ上、下面で直行する様に設けられている。また
前記反応ガスを供給する為のマニホールド７が設けられ
ている。この前記セル４とセパレータ５を複数積層した
セルスタック８の上。Figure 4 shows the stacked structure of an internal manifold type fuel cell. A unit battery is constructed of an electrolyte plate 1 consisting of an electrolyte and a matrix having pores for holding the electrolyte, and two electrodes an anode 2 and a cathode 3 facing upwardly and downwardly with the electrolyte plate 1 in between. A plurality of constituent cells 4 are stacked with separators 5 in between. A plurality of gas passages 6 for supplying fuel gas to the anode 2 and oxidizing gas to the cathode 3 are provided on the upper and lower surfaces of the separator 5 so as to run perpendicularly on the upper and lower surfaces, respectively. Further, a manifold 7 is provided for supplying the reaction gas. Above the cell stack 8 in which a plurality of the cells 4 and separators 5 are laminated.
下には、片側のみに複数のガス流路を持った端板（図示
せず）と燃料ガスの供給及び排出用のガス室を持ったア
ノードガスヘッダー９と酸化剤ガスの供給及び排気用の
ガス室を持ったカソードガスヘッダー１０がそれぞれ配
置されている。Below are an end plate (not shown) with multiple gas flow paths on one side only, an anode gas header 9 with a gas chamber for supplying and discharging fuel gas, and an anode gas header 9 for supplying and discharging oxidant gas. Cathode gas headers 10 each having a gas chamber are arranged.
この様な、内部マニホールド方式燃料電池の外部へのガ
スシールは、電池本体に荷重をかけ、電解質のウェット
シールにより行なっていた。Gas sealing to the outside of such an internal manifold type fuel cell has been performed by applying a load to the cell body and wet sealing the electrolyte.
しかし、この様なウェットシールにおいて、外部へのガ
ス漏洩防止を確立する為、検討及び改善がなされている
。However, studies and improvements have been made in such wet seals in order to prevent gas leakage to the outside.
その代表的なものとして特開昭６０−２４１６５９号に
記載のように、電池本体の上下端板に、端板内部にある
燃料室及び酸化剤室に通じる複数本の導管とバッファタ
ンクを設ける、ウェットシール部の幅を広くして、熱膨
張、収縮等の電池構成部材の変形に伴って生じる漏洩を
防止するものである。A typical example of this is as described in JP-A No. 60-241659, in which a plurality of conduits and a buffer tank are provided on the upper and lower end plates of the battery body leading to the fuel chamber and oxidizer chamber inside the end plates. The width of the wet seal portion is widened to prevent leakage caused by deformation of battery components such as thermal expansion and contraction.
また、特開昭６１−１４８７６６号は、酸化剤ガスを外
部マニホールド方式により供給、排出し、燃料ガスは内
部マニホールド方式で供給、排出すると共に、燃料ガス
側は、ウェットシールおよびセパレータに特殊な加工を
設けることによって漏洩防止を図っている。Furthermore, JP-A No. 61-148766 discloses that oxidant gas is supplied and discharged by an external manifold system, fuel gas is supplied and discharged by an internal manifold system, and the fuel gas side has a wet seal and separator with special processing. This prevents leakage by providing a
上記従来技術は、将来の大容量化にともない、電池の大
型化となることについて十分配慮されておらず、前者に
おいては、バッファタンクの増大化及び導管内径の大型
化が困難となる。また、後−考についてもセパレータが
大型化になるにつれ、構造が複雑化されコスト的に問題
となる。しかも。The above-mentioned conventional technology does not give sufficient consideration to the fact that batteries will become larger as the capacity increases in the future, and in the former case, it will be difficult to increase the size of the buffer tank and the inner diameter of the conduit. Further, as for after-thoughts, as the size of the separator increases, the structure becomes more complicated, which poses a problem in terms of cost. Moreover.
外部へのガス漏洩防止に付いては、両者とも電解質のウ
ェットシールとなっており、電解質板は。To prevent gas leakage to the outside, both electrolyte plates are wet-sealed.
多孔質であり、電池外部へのガス通過及びウェットシー
ル部の破壊等によりガス漏洩が生じる可能性があるとい
う問題があった。Since it is porous, there is a problem that gas leakage may occur due to gas passage to the outside of the battery and destruction of the wet seal portion.
本発明の目的は、上記の問題を把握し、簡単な電池構造
により安全で且つ性能の安定した燃料電池の）１転が行
うことができる燃料電池用ガス排気構造を提供すること
にある。SUMMARY OF THE INVENTION An object of the present invention is to solve the above problems and provide a gas exhaust structure for a fuel cell that is safe and has stable performance and can perform one rotation of a fuel cell with a simple cell structure.
上記目的は、電池本体の側面にガス排気構造物としての
ガス排気マニホールドを設け、セル内からの漏洩ガスを
電池ベルジャー内に溜めることなく、電池ベルジャー外
部へ排出することによって達成される。また、ガス排気
構造物であるガス排気マニホールド内に冷却ガスあるい
は加熱ガスを供給することにより、電池温度を均一にコ
ントロールすることができる。The above object is achieved by providing a gas exhaust manifold as a gas exhaust structure on the side surface of the battery body and exhausting leaked gas from inside the cell to the outside of the battery bell jar without accumulating it inside the battery bell jar. Further, by supplying cooling gas or heating gas into the gas exhaust manifold, which is a gas exhaust structure, the battery temperature can be uniformly controlled.
したがって、本発明の燃料電池ガス排気構造は、電解質
板を挾持して対向するアノードおよびカソードを備えた
単位電池を構成するセルと、前記セルに燃料ガスおよび
酸化剤ガスを供給および排出するためのマニホールドと
、前記燃料ガスおよび。Therefore, the fuel cell gas exhaust structure of the present invention includes a cell forming a unit cell including an anode and a cathode facing each other with an electrolyte plate sandwiched between them, and a cell for supplying and discharging fuel gas and oxidant gas to the cell. a manifold; the fuel gas;
酸化剤ガスを流すための複数のガス流路を持ったセパレ
ータを配し、前記セルとセパレータを複数積層した電池
の上・下に片すみにのみにガス流路を持つ端板と前記燃
料ガスおよび酸化剤ガスの供給および排出用のガス室を
持ったガスヘッダーからなる燃料電池において、前記電
池本体の側面にガス排気用マニホールドを取り付けたこ
とを特徴とし、さらに具体的には、セル内からの漏洩ガ
スを電池ベルジャー内に溜めることなく、ガス排気用マ
ニホールドから外部へ排出可能な構造とし、前記ガス排
気用マニホールド内に冷却ガスあるいは加熱ガスを流入
させるガス供給口および前記冷却ガスあるいは加熱ガス
を排出させるガス排気口を前記マニホールドに設けて電
池温度をコン１へ口−ル可能な構造としたことを特徴と
するものである。A separator having a plurality of gas channels for flowing the oxidizing gas is arranged, and an end plate having a gas channel only in one corner on the upper and lower sides of a battery in which a plurality of cells and separators are stacked, and an end plate having a gas channel in one corner only, and the fuel gas and A fuel cell comprising a gas header having a gas chamber for supplying and discharging oxidant gas, characterized in that a gas exhaust manifold is attached to the side of the cell body, and more specifically, a gas exhaust manifold is attached to the side of the cell body. The structure is such that the leaked gas can be discharged from the gas exhaust manifold to the outside without accumulating it in the battery bell jar, and the gas supply port allows the cooling gas or the heating gas to flow into the gas exhaust manifold, and the cooling gas or the heating gas is connected to the gas exhaust manifold. The present invention is characterized in that a gas exhaust port for discharging gas is provided in the manifold so that the temperature of the battery can be communicated to the controller 1.
ガス排気構造物であるガス排気用マニホールドは、電池
本体の側面に、シール材と共に取り付ける。ガス排気構
造物であるガス排気用マニホールドには、排気口が設け
られており、セル内からの漏洩ガスは、排気口より電池
ベルジャー外部Δ排出される。また、ガス排気構造物で
あるガス排気用マニホールドに、冷却ガスあるいは加熱
ガスの供給、排出口を設は冷却ガス及び加熱ガスを流入
することで、電池温度を均一化する様にコントロールす
ることができる。A gas exhaust manifold, which is a gas exhaust structure, is attached to the side of the battery body together with a sealing material. The gas exhaust manifold, which is a gas exhaust structure, is provided with an exhaust port, and leaked gas from within the cell is discharged from the exhaust port to the outside of the battery bell jar. In addition, by installing cooling gas or heating gas supply and exhaust ports in the gas exhaust manifold, which is a gas exhaust structure, the battery temperature can be controlled to be uniform by allowing the cooling gas and heating gas to flow in. can.
以下、本発明の実施例を第１図より説明する。 Embodiments of the present invention will be described below with reference to FIG.
第１図は、本発明の電池績Ｎ図である。FIG. 1 is a battery performance diagram of the present invention.
本電池は、電解質板を挾んで上、下に対向する２つの電
ｔｉ（アノード、カソード）から構成される単位電池（
セル）がセパレータを介して複数個積層されたセルスタ
ック８の上、下には、端板と、アノードガスヘッダー９
とカソードガスヘッダー１０とが配置されている。This battery is a unit battery consisting of two electrodes (anode, cathode) facing upward and downward with an electrolyte plate in between.
On top and bottom of the cell stack 8, in which a plurality of cells (cells) are stacked via separators, there are end plates and an anode gas header 9.
and a cathode gas header 10 are arranged.
この内部マニホールド式燃料電池の電池本体側面に、ガ
スシール材１１とガス排気構造物（以下ガス排気用マニ
ホールドという）１２を取り付けている。ガス排気用マ
ニホールド１２には、セル内部からの漏洩ガスを排出す
る為の排気口１３を設けている。漏洩ガスは、ガス排気
用マニホールド１２から前記の排気口１３を介して、電
池ベルジャー外部に強制的に排出される。この外部への
排出動作は、常時または内部からの漏洩ガスが確認され
た時に随時行う。A gas sealing material 11 and a gas exhaust structure (hereinafter referred to as a gas exhaust manifold) 12 are attached to the side surface of the cell main body of this internal manifold type fuel cell. The gas exhaust manifold 12 is provided with an exhaust port 13 for exhausting leaked gas from inside the cell. The leaked gas is forcibly discharged from the gas exhaust manifold 12 to the outside of the battery bell jar via the aforementioned exhaust port 13. This discharge operation to the outside is performed at all times or whenever leakage gas from inside is confirmed.
なお、ガスシール材１１は、漏洩ガスが電池ベルジャー
外部に強制的に排出されているので、ガス排気用マニホ
ールド１２内には、溜まらない為、ガスシール用として
の特殊な材料及び材質の選定を行う必要がなく、電気絶
縁性をもつセラミックス基板に炭酸塩を含浸させ、基板
中に空孔が存在しない様に処理したものを使用する。Note that the gas sealing material 11 does not accumulate in the gas exhaust manifold 12 because the leaked gas is forcibly discharged to the outside of the battery bell jar, so special materials and materials must be selected for the gas sealing material. There is no need to do this, and a ceramic substrate with electrical insulation properties is impregnated with carbonate and treated so that no pores are present in the substrate.
また、この様なガス排気用マニホールド１２内に冷却ガ
スあるいは加熱ガスを供給することによ。Also, by supplying cooling gas or heating gas into such a gas exhaust manifold 12.
り電池の温度をコントロールすることも可能となる。It also becomes possible to control the temperature of the battery.
第２図に、ガス排気用マニホールドの構造図の１例を示
す。ガス排気用マニホールド１２の側面部に冷却ガスＬ
４ａおよび加熱ガス１４ｂを供給する為の供給口１５を
設置し、漏洩ガス排気口１３を介して矢印の方向に冷却
ガスあるいは加熱ガスを供給、排出させ、電池の温度を
コントロール可能とする。FIG. 2 shows an example of a structural diagram of a gas exhaust manifold. Cooling gas L is placed on the side of the gas exhaust manifold 12.
4a and heating gas 14b are installed, and cooling gas or heating gas is supplied and discharged in the direction of the arrow through the leakage gas exhaust port 13, thereby making it possible to control the temperature of the battery.
また、第３図に、ガス排気用マニホールド構造図の他の
例を示す。ガス排気用マニホールド１２内に複数の穴を
もった整流プレート１６を設け、冷却ガスあるいは加熱
ガス供給口１５をガス排気用マニホールド１２の側面中
央部（セルスタックの中央になる位置）に設置する。Further, FIG. 3 shows another example of a structural diagram of a gas exhaust manifold. A rectifying plate 16 having a plurality of holes is provided in the gas exhaust manifold 12, and a cooling gas or heating gas supply port 15 is installed at the center of the side surface of the gas exhaust manifold 12 (at the center of the cell stack).
なお、この時、整流プレート１６は、冷却ガスあるいは
加熱ガスが均一に電池本体の側面に接触する様設置する
。また、漏洩ガス排気口１３は、ガス排気用マニホール
ド１２の上・下側面に設ける。Note that at this time, the rectifying plate 16 is installed so that the cooling gas or heating gas uniformly contacts the side surface of the battery body. Further, the leakage gas exhaust port 13 is provided on the upper and lower surfaces of the gas exhaust manifold 12.
よって、ガス排気用マニホールド１２内に整流プレート
１６の複数の穴を介して冷却ガスあるいは加熱ガスが均
一に且つ確実に温度の高い電池中央部より供給されるの
で、電池の温度を均一化するようにコントロールできる
構造も可能である。Therefore, cooling gas or heating gas is uniformly and reliably supplied into the gas exhaust manifold 12 through the plurality of holes in the rectifying plate 16 from the central part of the battery where the temperature is high, so that the temperature of the battery can be made uniform. A structure that can be controlled is also possible.
本発明によれば、以下に記す有益な効果を得ることがで
きる。According to the present invention, the following beneficial effects can be obtained.
１、セル内部からの漏洩ガスを電池ベルジャー内に溜め
ることなく容易に排出でき、安全を保つことができる。1. Gas leaking from inside the cell can be easily discharged without accumulating in the battery bell jar, ensuring safety.
２、将来の大容量化にともなう電池の大型化においても
、本発明２本構造は容易に適用することができ、安全性
を考慮した電池の実用化に対処できる。2. The two structures of the present invention can be easily applied even when batteries become larger due to larger capacity in the future, and can cope with the practical application of batteries with safety in mind.
３、電池の温度コントロールが容易であり、電池内の温
度分布を均一化できる。3. It is easy to control the temperature of the battery, and the temperature distribution within the battery can be made uniform.
したがって、簡単な電池構造により、安全で且つ性能の
安定した燃料電池の運転ができ、電池の信頼性を向上す
る効果がある。Therefore, with a simple cell structure, the fuel cell can be operated safely and with stable performance, which has the effect of improving the reliability of the cell.
第１図は、本発明の電池積層図、第２図は２本発明のガ
ス排気用マニホールドの１例を示した図、第３図は、本
発明のガス排気用マニホールドの他側を示した図、第４
図は、内部マニホールド方式燃料電池の積層構造図であ
る。
１・・・電解質板、２・・・アノード、３・・・カソー
ド、４・・・単位電池（セル）、５・・・セパレータ、
６・・・ガス流路、７・・・マニホールド、８・・・セ
ルスタック、９・アノードヘラター、１０・・・カソー
ドヘラター１１・・・ガスシール材、１２・・ガス排気
口、１２・・・ガス排気構造物（ガス排気用マニホール
ド）、１３・・・ガス排気口、１４ａ・・・冷却ガス、
１４ｂ・・・加熱ガス、１５・・・ガス供給口、１６・
・・整流プレート。FIG. 1 is a stacked diagram of a battery according to the present invention, FIG. 2 is a diagram showing one example of a gas exhaust manifold according to the present invention, and FIG. 3 is a diagram showing the other side of the gas exhaust manifold according to the present invention. Figure, 4th
The figure is a stacked structure diagram of an internal manifold type fuel cell. DESCRIPTION OF SYMBOLS 1... Electrolyte plate, 2... Anode, 3... Cathode, 4... Unit battery (cell), 5... Separator,
6...Gas flow path, 7...Manifold, 8...Cell stack, 9.Anode heater, 10...Cathode heater 11...Gas sealing material, 12...Gas exhaust port, 12 ... Gas exhaust structure (gas exhaust manifold), 13... Gas exhaust port, 14a... Cooling gas,
14b... Heating gas, 15... Gas supply port, 16.
... Rectifier plate.
Claims (1)
ドを備えた単位電池を構成するセルと、前記セルに燃料
ガスおよび酸化剤ガスを供給および排出するためのマニ
ホールドと、前記燃料ガスおよび酸化剤ガスを流すため
の複数のガス流路を持ったセパレータを配し、前記セル
とセパレータを複数積層した電池の上・下に片すみにの
みにガス流路を持つ端板と前記燃料ガスおよび酸化剤ガ
スの供給および排出用のガス室を持ったガスヘッダーか
らなる燃料電池において、前記電池本体の側面にガス排
気用マニホールドを取り付けたことを特徴とする燃料電
池用ガス排気構造。 ２、セル内からの漏洩ガスを電池ベルジャー内に溜める
ことなく、ガス排気用マニホールドから外部へ排出可能
な構造としたことを特徴とする請求項１記載の燃料電池
用ガス排気構造。 ３、ガス排気用マニホールド内に冷却ガスあるいは加熱
ガスを流入させるガス供給口および前記冷却ガスあるい
は加熱ガスを排出させるガス排気口を前記マニホールド
に設けて電池温度をコントロール可能な構造としたこと
を特徴とする請求項１記載の燃料電池用ガス排気構造。 ４、ガス排気用マニホールド内に整流プレートを設けて
、冷却ガスあるいは加熱ガスを均一に電池本体の側面に
接触せしめることにより均一な電池温度のコントロール
を可能としたことを特徴とする請求項１記載の燃料電池
用ガス排気構造。[Scope of Claims] 1. A cell constituting a unit battery comprising an anode and a cathode facing each other with an electrolyte plate sandwiched between them, a manifold for supplying and discharging fuel gas and oxidizing gas to the cell, and a manifold for supplying and discharging fuel gas and oxidizing gas to the cell; A battery is provided with a separator having a plurality of gas passages for flowing fuel gas and an oxidant gas, and an end plate having gas passages only in one corner at the top and bottom of a battery in which a plurality of cells and separators are laminated; 1. A gas exhaust structure for a fuel cell comprising a gas header having a gas chamber for supplying and discharging fuel gas and oxidant gas, characterized in that a gas exhaust manifold is attached to a side surface of the cell body. 2. The gas exhaust structure for a fuel cell according to claim 1, characterized in that the gas exhaust structure for a fuel cell has a structure that allows leaking gas from inside the cell to be discharged to the outside from a gas exhaust manifold without accumulating it in a battery bell jar. 3. The structure is characterized in that the manifold is provided with a gas supply port through which cooling gas or heating gas flows into the gas exhaust manifold, and a gas exhaust port through which the cooling gas or heating gas is discharged, thereby making it possible to control the battery temperature. The gas exhaust structure for a fuel cell according to claim 1. 4. According to claim 1, a rectifying plate is provided in the gas exhaust manifold to uniformly bring the cooling gas or the heating gas into contact with the side surface of the battery body, thereby making it possible to uniformly control the battery temperature. gas exhaust structure for fuel cells.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63172744A JPH084012B2 (en) | 1988-07-13 | 1988-07-13 | Fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63172744A JPH084012B2 (en) | 1988-07-13 | 1988-07-13 | Fuel cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0224972A true JPH0224972A (en) | 1990-01-26 |
| JPH084012B2 JPH084012B2 (en) | 1996-01-17 |
Family
ID=15947515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63172744A Expired - Fee Related JPH084012B2 (en) | 1988-07-13 | 1988-07-13 | Fuel cell |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH084012B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04167367A (en) * | 1990-10-30 | 1992-06-15 | Hitachi Ltd | Processing device for atmospheric gas of fuel cell |
| US10283803B2 (en) | 2014-03-28 | 2019-05-07 | Honda Motor Co., Ltd. | Fuel cell stack |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8911914B2 (en) * | 2011-01-28 | 2014-12-16 | Fuelcell Energy, Inc. | Manifold assembly for controlling gas flow and flow distribution in a fuel cell stack |
-
1988
- 1988-07-13 JP JP63172744A patent/JPH084012B2/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04167367A (en) * | 1990-10-30 | 1992-06-15 | Hitachi Ltd | Processing device for atmospheric gas of fuel cell |
| US10283803B2 (en) | 2014-03-28 | 2019-05-07 | Honda Motor Co., Ltd. | Fuel cell stack |
| US11276872B2 (en) | 2014-03-28 | 2022-03-15 | Honda Motor Co., Ltd. | Fuel cell stack |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH084012B2 (en) | 1996-01-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |