JPS6223021Y2 - - Google Patents
Info
- Publication number
- JPS6223021Y2 JPS6223021Y2 JP1981179832U JP17983281U JPS6223021Y2 JP S6223021 Y2 JPS6223021 Y2 JP S6223021Y2 JP 1981179832 U JP1981179832 U JP 1981179832U JP 17983281 U JP17983281 U JP 17983281U JP S6223021 Y2 JPS6223021 Y2 JP S6223021Y2
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- fuel
- methanol
- fuel cell
- liquid chamber
- 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.)
- Expired
Links
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 126
- 239000000446 fuel Substances 0.000 claims description 72
- 239000007788 liquid Substances 0.000 claims description 34
- 239000003014 ion exchange membrane Substances 0.000 claims description 13
- 239000003792 electrolyte Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 18
- 239000007789 gas Substances 0.000 description 16
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 10
- 229910002092 carbon dioxide Inorganic materials 0.000 description 9
- 239000001569 carbon dioxide Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000007864 aqueous solution Substances 0.000 description 4
- 239000008151 electrolyte solution Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- -1 hydrogen ions Chemical class 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000001784 detoxification Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005183 environmental health Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
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
【考案の詳細な説明】 本考案はメタノール燃料電池に関する。[Detailed explanation of the idea] The present invention relates to methanol fuel cells.
従来のメタノール電池として、例えば第１図に
示すようなものがある（特開昭54−154048号公
報）。これはアクリル等の電槽３１内をイオン交
換膜３２にて仕切り、その仕切られたメタノール
極液室３３および空気極気体室３４内に、それぞ
れ燃料極としてのメタノール極３５および空気極
３６を配置したものからなる。また、前記メタノ
ール極液室３３には、電解液としての硫酸水溶液
とメタノールとを混合した混合液を供給する供給
口３７および生成した炭酸ガスの排出口３８が設
けられ、前記空気極気体室３４には空気の供給口
３９と空気と水の排出口４０が設けられている。
４１，４２は各極３５，３６に接続したリード端
子である。 As a conventional methanol battery, for example, there is one shown in FIG. 1 (Japanese Patent Laid-Open No. 154048/1983). This is done by partitioning the inside of a battery case 31 made of acrylic or the like with an ion exchange membrane 32, and placing a methanol electrode 35 and an air electrode 36 as fuel electrodes in the partitioned methanol electrode liquid chamber 33 and air electrode gas chamber 34, respectively. Consists of what was done. Further, the methanol electrode gas chamber 33 is provided with a supply port 37 for supplying a mixed solution of a sulfuric acid aqueous solution and methanol as an electrolytic solution, and a discharge port 38 for the generated carbon dioxide gas. is provided with an air supply port 39 and an air and water discharge port 40.
41 and 42 are lead terminals connected to the respective poles 35 and 36.
かかるメタノール燃料電池にあつては、メタノ
ール極３５上で、メタノール極液室３３から拡散
してきたメタノールが反応して、
CH3OH＋H2O→CO2＋6H+＋6e
となり、炭酸ガスと水素イオンが生成する。この
とき発生する炭酸ガスはメタノール極液室３３内
の電解液中を拡散して系外に排出される。 In such a methanol fuel cell, methanol diffused from the methanol electrode chamber 33 reacts on the methanol electrode 35 to form CH 3 OH + H 2 O→CO 2 +6H + +6e, producing carbon dioxide gas and hydrogen ions. do. The carbon dioxide gas generated at this time diffuses in the electrolyte in the methanol electrolyte chamber 33 and is discharged to the outside of the system.
一方、空気極３６にはメタノール極３５上で生
成した水素イオンがイオン交換膜３２を拡散し、
外部回路を経由した空気中の酸素とともに電子６
ｅと反応して、
３／２O2＋6H+＋6e→3H2O
となり、排出口４０から排出される。 On the other hand, hydrogen ions generated on the methanol electrode 35 diffuse through the ion exchange membrane 32 to the air electrode 36.
Electrons 6 along with oxygen in the air via an external circuit
It reacts with e and becomes 3/2O 2 +6H + +6e→3H 2 O, and is discharged from the discharge port 40.
しかしながら、かかる従来の燃料電池にあつて
は、メタノール極液室３３にあるメタノールの一
部がイオン交換膜３２を経由して空気極３６に拡
散し、これが空気極３６上に吸着されることによ
つて、空気極性能を劣化させるという欠点があつ
た。また、電池自体の温度が50℃〜60℃に達する
と、メタノール極液室上部にある排出口３８か
ら、生成した炭酸ガスのほかに蒸発したメタノー
ルが多量に排出され、電池システムとして消費効
率の低下をともなうのみならず、環境衛生上好ま
しくないという問題があつた。 However, in such a conventional fuel cell, some of the methanol in the methanol electrode chamber 33 diffuses to the air electrode 36 via the ion exchange membrane 32 and is adsorbed onto the air electrode 36. Therefore, there was a drawback that the air electrode performance deteriorated. In addition, when the temperature of the battery itself reaches 50°C to 60°C, a large amount of evaporated methanol is discharged from the exhaust port 38 at the top of the methanol electrolyte chamber in addition to the generated carbon dioxide, reducing the consumption efficiency of the battery system. There was a problem that not only was this accompanied by a decrease in the quality of water, but it was also unfavorable in terms of environmental health.
本考案はかかる問題に着目して成されたもの
で、燃料電池を、主燃料電池と補助燃料電池とよ
り構成し、主燃料電池から排出される炭酸ガスと
メタノール蒸気や、主燃料電池のメタノールを含
む電解液を、補助燃料電池へ導入し、この中でメ
タノールを炭酸ガスに変換することにより、空気
極の劣化並びに排ガスの無害化を図つたメタノー
ル電池を提供することを目的とする。 The present invention was developed by focusing on this problem, and consists of a fuel cell consisting of a main fuel cell and an auxiliary fuel cell. An object of the present invention is to provide a methanol cell in which deterioration of the air electrode and detoxification of exhaust gas are achieved by introducing an electrolytic solution containing the above into an auxiliary fuel cell and converting methanol into carbon dioxide gas therein.
以下に、本考案を図面に基づいて説明する。第
２図は本考案の一実施例を示し、Ａは電槽ａ内を
イオン交換膜３と空気極５とによつて三つに隔成
した主燃料電池、Ｂは電槽ｂ内をイオン交換膜
３′と空気極５′とによつて三つに隔成した補助燃
料電池である。以下符号にダツシユの付いていな
いものは主燃料電池の、ダツシユの付いているも
のは補助燃料電池の、それぞれ構成要素であるこ
とを示す。１，１′はメタノールを電気エネルギ
に変換するメタノール極である燃料極で、カーボ
ンやチタンなどからなる焼結多孔質基板上に白金
とスズを微量付着させたものである。２，２′は
燃料極液室であり、液室２には10重量％の硫酸水
溶液に対し２〜５重量％のメタノールを溶解した
ものが、液室２′には同じく微量のメタノールを
溶解したものがそれぞれ収容されている。３，
３′はイオン交換膜である。４，４′は空気極液室
で10重量％の硫酸水溶液で満たされている。５，
５′はガス拡散型構造の空気極で、空気極気体室
６６′内に供給された空気によつて作動する。ま
た、７，８，９，１０は各極１，５，１′，５′の
リード端子である。なお、前記燃料極１′、空気
極５′間にはスライド抵抗を介してSUS管に封入
した抵抗体１１が接続されており、補助燃料電池
Ｂで発生した電気エネルギーを熱に交換して、硫
酸水溶液の温度を上昇させて、化学反応を効率化
するようになつている。 The present invention will be explained below based on the drawings. FIG. 2 shows an embodiment of the present invention, in which A is a main fuel cell in which the inside of a battery case a is divided into three parts by an ion exchange membrane 3 and an air electrode 5, and B is a main fuel cell in which an ion exchange membrane 3 and an air electrode 5 are divided into three parts. This is an auxiliary fuel cell separated into three parts by an exchange membrane 3' and an air electrode 5'. Below, the symbols without a dash indicate the components of the main fuel cell, and the symbols with a dash indicate the components of the auxiliary fuel cell. Numerals 1 and 1' are fuel electrodes which are methanol electrodes that convert methanol into electrical energy, and are made by depositing small amounts of platinum and tin on a sintered porous substrate made of carbon, titanium, etc. 2 and 2' are the fuel electrode liquid chambers. In liquid chamber 2, 2 to 5% by weight of methanol is dissolved in a 10% by weight sulfuric acid aqueous solution, and in liquid chamber 2', a small amount of methanol is also dissolved. Each item is accommodated. 3,
3' is an ion exchange membrane. 4 and 4' are air cathode fluid chambers filled with a 10% by weight sulfuric acid aqueous solution. 5,
Reference numeral 5' denotes an air electrode having a gas diffusion type structure, which is operated by air supplied into an air electrode gas chamber 66'. Moreover, 7, 8, 9, and 10 are lead terminals of each pole 1, 5, 1', and 5'. A resistor 11 sealed in a SUS tube is connected between the fuel electrode 1' and the air electrode 5' via a slide resistor, and exchanges the electrical energy generated by the auxiliary fuel cell B into heat. The temperature of the sulfuric acid aqueous solution is increased to make the chemical reaction more efficient.
一方、１６はメタノールタンクで、これにはポ
ンプ１４を介してメタノールと電解液の混合器１
５が接続されている。この混合器１５にはメタノ
ールタンク１６からのメタノールと生成水貯蔵室
２５から開閉弁１９を介した生成水が供給され
る。混合器１５の混合液はポンプ１３にて燃料液
極室２にその底部から供給されるようになつてい
る。なお、燃料液極室２の上部口からオーバフロ
ーする混合液は混合器１５に再び戻すようになつ
ている。 On the other hand, 16 is a methanol tank, which is connected to a methanol and electrolyte mixer 1 via a pump 14.
5 is connected. This mixer 15 is supplied with methanol from a methanol tank 16 and produced water from a produced water storage chamber 25 via an on-off valve 19 . The mixed liquid in the mixer 15 is supplied by a pump 13 to the fuel electrode chamber 2 from the bottom thereof. The liquid mixture overflowing from the upper port of the fuel electrode chamber 2 is returned to the mixer 15.
前記燃料極液室２と空気極液室４の上部に形成
した排出口２ａ，４ａは、分岐パイプなどを介し
て前記燃料極液室２′の底部に接続され、この液
室２′上部はオーバフローする混合液がポンプ１
２を介して供給される液室４底部に接続されてい
る。 The discharge ports 2a and 4a formed at the upper part of the fuel electrode liquid chamber 2 and the air electrode liquid chamber 4 are connected to the bottom of the fuel electrode liquid chamber 2' via a branch pipe or the like, and the upper part of this liquid chamber 2' is connected to the bottom of the fuel electrode liquid chamber 2'. The overflowing mixed liquid is pumped to pump 1.
2 is connected to the bottom of the liquid chamber 4 which is supplied through the liquid chamber 2.
また、空気取入口５０に通じる開閉弁２２を有
する管路５１を管路５２と５３とに分岐して、そ
れぞれ空気極気体室６と６′の上部に接続し、前
記分岐した個所に弁２３を設けて、空気極気体室
６と６′への空気流量の分配制御を行うようにな
つている。 Further, a pipe line 51 having an on-off valve 22 communicating with the air intake port 50 is branched into pipe lines 52 and 53, which are connected to the upper parts of the cathode gas chambers 6 and 6', respectively, and a valve 23 is connected to the branched point. is provided to control the distribution of the air flow rate to the cathode gas chambers 6 and 6'.
さらに、前記補助燃料電池Ｂの液室２′，４′上
部には炭酸ガスの排出路２６が接続され、これの
周囲に生成水貯蔵室２５に通じる冷却器２１が形
成されている。なお、２０は電池生成水の系外排
出用の開閉弁、２４はブロワーである。 Further, a carbon dioxide gas discharge passage 26 is connected to the upper portions of the liquid chambers 2' and 4' of the auxiliary fuel cell B, and a cooler 21 communicating with a produced water storage chamber 25 is formed around this. Note that 20 is an on-off valve for discharging battery-generated water to the outside of the system, and 24 is a blower.
１８はメタノール濃度と硫酸濃度を検出するセ
ンサーで、このセンサー信号はコントローラ１７
に入力されて、ポンプ１４、開閉弁１９を作動制
御する。 18 is a sensor that detects methanol concentration and sulfuric acid concentration, and this sensor signal is sent to controller 17.
is input to control the operation of the pump 14 and on-off valve 19.
次に作用を説明する。 Next, the effect will be explained.
先ず、燃料電池Ａのリード端子７，８に負荷を
接続する。こうすることにより、燃料極１上で
は、
CH3OH＋H2O→CO2＋6H+＋6e
の前記反応がおこり、空気極５上では
３／２O2＋6H+＋6e→3H2Oの反応がおこる。ここで、
燃料極１上に発生したCO2とメタノール蒸気が燃
料極液室２上部に設けた排出口２ａから補助燃料
電池Ｂの燃料極液室２′に供給され、このうちメ
タノールは燃料極１′上で発生する反応燃料にな
り、ここで無害なCO2に変換される。 First, a load is connected to the lead terminals 7 and 8 of the fuel cell A. By doing so, the reaction CH 3 OH+H 2 O→CO 2 +6H + +6e occurs on the fuel electrode 1, and the reaction 3/2O 2 +6H + +6e→3H 2 O occurs on the air electrode 5. Here, CO 2 and methanol vapor generated on the fuel electrode 1 are supplied to the fuel electrode liquid chamber 2' of the auxiliary fuel cell B from the exhaust port 2a provided at the upper part of the fuel electrode liquid chamber 2. 1', where it is converted into harmless CO 2 .
一方、イオン交換膜３内を拡散して空気極液室
４に到達した微量のメタノールは、空気極液室４
の上部排出口４ａから同様に燃料極液室２′に導
かれ、無害な炭酸ガスに変換される。また、処理
用補助燃料電池Ｂで発生した電気エネルギーは前
記抵抗体１１に加えられ、そのジユール熱で補助
燃料電池Ｂのメタノールと電解液の混合液を加熱
し、電解液中の水分の蒸発を促進し、空気極液室
４′で生成する水分の除去を効率化するのであ
る。 On the other hand, a small amount of methanol that has diffused through the ion exchange membrane 3 and reached the air catholyte chamber 4 is
Similarly, the fuel is led to the fuel electrode liquid chamber 2' from the upper discharge port 4a, and is converted into harmless carbon dioxide. In addition, the electric energy generated in the processing auxiliary fuel cell B is applied to the resistor 11, and the Joule heat is used to heat the mixture of methanol and electrolyte in the auxiliary fuel cell B, thereby preventing the evaporation of water in the electrolyte. This facilitates the removal of moisture generated in the catholyte chamber 4'.
以上説明したように、本考案のメタノール電池
は、電槽内をイオン交換膜と空気極とによつて三
つに隔成して、槽壁とイオン交換膜との間を燃料
極液室、イオン交換膜と空気極との間を空気極液
室、空気極と槽壁との間を空気極気体室とし、前
記燃料極液室にメタノールと電解液の混合液を、
前記空気極液室に電解液をそれぞれ収容し、前記
燃料極液室には燃料極を設けた燃料電池を二組備
え、一方を主燃料電池、他方を補助燃料電池と
し、前記主燃料電池における燃料極液室と空気極
液室とのそれぞれ上部に設けた排出口を、前記補
助燃料電池の燃料極液室に連通し、前記主燃料電
池の燃料極と空気極とにそれぞれリード端子を設
けると共に、前記補助燃料電池の燃料極と空気極
とは槽内に設けられた低抗体を介して接続した構
成としたので、主燃料電池の燃料極液室から排出
される炭酸ガスとメタノール蒸気や、空気極液室
から排出されるメタノールを含む電解液を、処理
用補助燃料電池の燃料極液室に導入し、ここでメ
タノールを炭酸ガスに変換することにより、主燃
料電池の空気極へのメタノールの吸着による当該
空気極の劣化を防止し、メタノール蒸気の排出を
抑え、電池システムとしての消費効率の向上を図
ることができる。 As explained above, in the methanol battery of the present invention, the inside of the cell is divided into three parts by the ion exchange membrane and the air electrode, and the fuel electrode liquid chamber and the air electrode are separated between the tank wall and the ion exchange membrane. A cathode liquid chamber is formed between the ion exchange membrane and the air electrode, a cathode gas chamber is formed between the air electrode and the tank wall, and a mixture of methanol and electrolyte is placed in the fuel cathode liquid chamber.
Two sets of fuel cells each containing an electrolyte in the air catholyte chamber and a fuel electrode provided in the fuel cathode chamber are provided, one of which is a main fuel cell and the other an auxiliary fuel cell. Discharge ports provided at the top of each of the fuel electrode liquid chamber and the air electrode liquid chamber are communicated with the fuel electrode liquid chamber of the auxiliary fuel cell, and lead terminals are provided respectively at the fuel electrode and the air electrode of the main fuel cell. In addition, since the fuel electrode and the air electrode of the auxiliary fuel cell are connected through a low antibody provided in the tank, carbon dioxide gas and methanol vapor discharged from the fuel electrode liquid chamber of the main fuel cell are prevented. , the electrolytic solution containing methanol discharged from the air cathode chamber is introduced into the fuel cathode chamber of the auxiliary fuel cell for processing, where the methanol is converted into carbon dioxide gas, thereby supplying the electrolyte to the air electrode of the main fuel cell. It is possible to prevent deterioration of the air electrode due to methanol adsorption, suppress the discharge of methanol vapor, and improve the consumption efficiency of the battery system.
また、補助燃料電池の電解液とメタノールを含
む混合液中に加熱手段を設けることで、生成水除
去を容易化できるという効果も得られる。 Further, by providing a heating means in the mixed liquid containing the electrolytic solution and methanol of the auxiliary fuel cell, it is possible to obtain the effect that generated water can be easily removed.
第１図は従来のメタノール燃料電池を概略的に
あらわした断面図、第２図は本考案のメタノール
燃料電池の断面図である。
１，１′……燃料極、２，２′……燃料極液室、
３，３′……イオン交換膜、４，４′……空気極液
室、５，５′……空気極、６，６′……空気極気体
室。
FIG. 1 is a sectional view schematically showing a conventional methanol fuel cell, and FIG. 2 is a sectional view of a methanol fuel cell according to the present invention. 1, 1'... fuel electrode, 2, 2'... fuel electrode liquid chamber,
3, 3'... Ion exchange membrane, 4, 4'... Air cathode liquid chamber, 5, 5'... Air electrode, 6, 6'... Air electrode gas chamber.
Claims (1)
に隔成して、槽壁とイオン交換膜との間を燃料極
液室、イオン交換膜と空気極との間を空気極液
室、空気極と槽壁との間を空気極気体室とし、前
記燃料極液室にメタノールと電解液の混合液を、
前記空気極液室に電解液をそれぞれ収容し、前記
燃料極液室には燃料極を設けた燃料電池を二組備
え、一方を主燃料電池、他方を補助燃料電池と
し、前記主燃料電池における燃料極液室と空気極
液室とのそれぞれ上部に設けた排出口を、前記補
助燃料電池の燃料極液室に連通し、前記主燃料電
池の燃料極と空気極とにそれぞれリード端子を設
けると共に、前記補助燃料電池の燃料極と空気極
とは槽内に設けられた抵抗体を介して接続されて
なるメタノール燃料電池。 The inside of the cell is divided into three parts by an ion photoexchange membrane and an air electrode, with a fuel electrode liquid chamber between the tank wall and the ion exchange membrane, and an air electrode between the ion exchange membrane and the air electrode. A liquid chamber, an air electrode gas chamber between the air electrode and the tank wall, and a mixture of methanol and electrolyte in the fuel electrode liquid chamber,
Two sets of fuel cells each containing an electrolyte in the air catholyte chamber and a fuel electrode provided in the fuel cathode chamber are provided, one of which is a main fuel cell and the other an auxiliary fuel cell. Discharge ports provided at the top of each of the fuel electrode liquid chamber and the air electrode liquid chamber are communicated with the fuel electrode liquid chamber of the auxiliary fuel cell, and lead terminals are provided respectively at the fuel electrode and the air electrode of the main fuel cell. Also, a methanol fuel cell in which the fuel electrode and air electrode of the auxiliary fuel cell are connected via a resistor provided in the tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981179832U JPS5883765U (en) | 1981-12-02 | 1981-12-02 | methanol fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981179832U JPS5883765U (en) | 1981-12-02 | 1981-12-02 | methanol fuel cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5883765U JPS5883765U (en) | 1983-06-07 |
| JPS6223021Y2 true JPS6223021Y2 (en) | 1987-06-11 |
Family
ID=29975881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981179832U Granted JPS5883765U (en) | 1981-12-02 | 1981-12-02 | methanol fuel cell |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5883765U (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7687167B2 (en) | 2003-07-18 | 2010-03-30 | Panasonic Corporation | Power supply unit |
| JP4781619B2 (en) * | 2003-07-18 | 2011-09-28 | パナソニック株式会社 | Power supply |
| US7935457B2 (en) * | 2003-09-16 | 2011-05-03 | The Gillette Company | Enhanced fuel delivery for direct methanol fuel cells |
-
1981
- 1981-12-02 JP JP1981179832U patent/JPS5883765U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5883765U (en) | 1983-06-07 |
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