JP4444217B2 - 燃料電池用改質装置及びこれを含む燃料電池システム - Google Patents
燃料電池用改質装置及びこれを含む燃料電池システム Download PDFInfo
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Description
前記のように構成される燃料電池システムにおいて、改質装置は、熱エネルギーによる化学触媒反応によって燃料から水素を発生させ、このために、前記熱エネルギーを発生させるバーナー部、及びこの熱エネルギーを利用した改質反応によって水素を発生させる改質反応部を含む。ここで、バーナー部は、本体の内部の酸化触媒による燃料及び空気の酸化反応によって熱エネルギーを発生させる構造からなる。
前記本体は、両側端部が実質的に閉鎖されたパイプ形態に構成されて、一側端部に第1流入部が形成され、他側端部に第1流出部が形成される。
前記バーナー本体は、螺旋方向にベンディングされてコイル形態に構成される。
また、本発明の実施例による燃料電池システムは、水素及び酸素の電気化学的な反応によって電気エネルギーを発生させる電気発生部、熱エネルギーによる化学触媒反応によって燃料から水素を発生させて、この水素を前記電気発生部に供給する改質装置、前記改質装置に燃料を供給する燃料供給源、及び前記改質装置及び電気発生部に酸素を供給する酸素供給源を含み、前記改質装置は、内部に第2触媒が充填されている本体を含む改質反応部、及びベンディングされて密着されて内部に第1触媒が充填されている第1部分及び第2部分を含んで前記改質反応部の内部に設置されるバーナー本体を含むバーナー部を含む。
図1は本発明の実施例による燃料電池システムの全体的な構造を概略的に示したブロック図である。
以下、改質装置30について、添付した図面を参照して詳細に説明する。
図面を参照すれば、改質装置30は、熱エネルギーを利用した改質反応によって燃料から水素を発生させる改質反応部35、及び燃料及び空気の酸化反応によって前記熱エネルギーを発生させるバーナー部39を含む。
本実施例において、前記本体31は、前記内部空間を形成するために、所定の断面積を有して実質的に両側端部が閉鎖されたパイプ形態に構成される。この時、本体31は、外部に露出される部分であるので、断熱性を有する金属または非金属からなることができる。
そして、改質反応部35に充填されている改質触媒33は、後に説明するバーナー部39から発生する熱源を吸熱して前記燃料の改質反応を促進するためのものであって、アルミナ(Al2O3)、シリカ(SiO2)、またはチタニア(TiO2)からなるペレット(pellet)形態の担体に銅(Cu)、ニッケル(Ni)、白金(Pt)のような触媒物質が担持されている構造からなることができる。
前記バーナー本体36は、所定の断面積を有して実質的に両側端部が開放されたパイプ形態に構成されて、改質触媒33に埋め込まれるように設置される。
まず、燃料ポンプ53を稼動させて燃料タンク51に保存された燃料を排出して、この燃料をバーナー本体36の第2流入部36aを通じて前記バーナー本体36の内部に供給する。その間に、空気ポンプ71を稼動させて空気を前記第2流入部36aを通じてバーナー本体36の内部に供給する。
10 スタック
11 電気発生部
12 膜−電極接合体
16 セパレータ
30 改質装置
31 本体
31a、36a 第1、第2流入部
31b、36b 第1、第2流出部
33 改質触媒
35 改質反応部
36 バーナー本体
38 酸化触媒
39 バーナー部
50 燃料供給源
51 燃料タンク
53 燃料ポンプ
61、63 パイプライン
70 酸素供給源
71 空気ポンプ
Claims (10)
- 熱エネルギーを発生させるバーナー部;及び
前記バーナー部から前記熱エネルギーの提供を受けて、燃料から水素を発生させる改質反応部;を含み、
前記バーナー部は、
熱伝導性材料から構成され、前記改質反応部の内部の全体にわたって設置されるバーナー本体;及び
前記バーナー本体の内部に充填される酸化触媒;を含み、
前記バーナー本体は、直線形態のパイプを中央部を中心にベンディングさせることにより互いに密着する2つの部分を含み、前記2つの部分の一方に第2流入部が形成され、前記2つの部分の他方に第2流出部が形成され、前記熱伝導材料を通して前記改質反応部に熱エネルギーを伝達する、改質装置。 - 前記改質反応部は、
内部空間を形成された本体;及び
前記本体の内部に充填される改質触媒;を含む、請求項1に記載の改質装置。 - 前記本体は、両側端部が閉鎖されたパイプ形態に構成されて、前記両側端部の一側端部に隣接する前記パイプ形態の側面の一部を穿孔して第1流入部が形成され、前記両側端部の他側端部を穿孔して第1流出部が形成される、請求項2に記載の改質装置。
- 前記バーナー本体は、螺旋方向にベンディングされてコイル形態に構成される、請求項1に記載の改質装置。
- 前記酸化触媒はペレット形態に構成される、請求項1に記載の改質装置。
- 水素及び酸素の電気化学的な反応によって電気エネルギーを発生させる電気発生部;
熱エネルギーによる化学触媒反応によって燃料から水素を発生させて、この水素を前記電気発生部に供給する改質装置;
前記改質装置に燃料を供給する燃料供給源;及び
前記改質装置及び電気発生部に酸素を供給する酸素供給源;を含み、
前記改質装置は、
内部に改質触媒が充填されている本体を含む改質反応部;及び
熱伝導性材料から構成され、内部に酸化触媒が充填され、前記改質反応部の内部の全体にわたって設置されるバーナー本体を含むバーナー部;を含み、
前記バーナー本体は、直線形態のパイプを中央部を中心にベンディングさせることにより互いに密着する2つの部分を含み、前記2つの部分の一方に第2流入部が形成され、前記2つの部分の他方に第2流出部が形成され、前記熱伝導材料を通して前記改質反応部に熱エネルギーを伝達する、燃料電池システム。 - 前記バーナー本体は、螺旋方向にベンディングされてコイル形態に構成される、請求項6に記載の燃料電池システム。
- 前記燃料供給源は、
前記燃料を保存する燃料タンク、及び前記燃料タンクに連結設置されて、前記燃料を排出する少なくとも一つの燃料ポンプを含む、請求項6に記載の燃料電池システム。 - 前記酸素供給源は、空気を吸入して、この空気を前記改質装置及び電気発生部に供給する少なくとも一つの空気ポンプを含む、請求項6に記載の燃料電池システム。
- 前記電気発生部を複数含み、これら電気発生部の集合体構造によるスタックを形成する、請求項6に記載の燃料電池システム。
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FR2898518B1 (fr) * | 2006-03-17 | 2009-01-16 | Inst Francais Du Petrole | Reacteur echangeur a combustion interne pour reaction endothermique en lit fixe |
KR100818592B1 (ko) * | 2006-11-30 | 2008-04-01 | 한국에너지기술연구원 | 촉매연소를 이용한 열 공급용 발열반응과 수소생산용흡열반응이 동시에 가능한 모듈타입 일체형 수소 리포머장치 |
US20090042071A1 (en) * | 2007-08-07 | 2009-02-12 | Fischer Bernhard A | Multi-tube fuel reformer with augmented heat transfer |
KR100971743B1 (ko) | 2007-12-27 | 2010-07-21 | 삼성에스디아이 주식회사 | 연료 전지 시스템 및 연료 전지 시스템용 개질기 |
JP5812781B2 (ja) | 2011-09-21 | 2015-11-17 | 三菱重工業株式会社 | メタノールからガソリンと水素を製造する方法および装置 |
KR102328007B1 (ko) | 2015-04-17 | 2021-11-17 | 주식회사 미코파워 | 수증기 발생 장치 및 이를 포함하는 연료전지 시스템 |
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US6475655B1 (en) * | 1999-06-23 | 2002-11-05 | Daihatsu Motor Co., Ltd. | Fuel cell system with hydrogen gas separation |
JP2001089103A (ja) | 1999-09-22 | 2001-04-03 | Suzuki Motor Corp | 気化器 |
JP2002208426A (ja) | 2001-01-11 | 2002-07-26 | Tokyo Gas Co Ltd | 燃料電池用改質装置 |
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US7500999B2 (en) * | 2004-09-01 | 2009-03-10 | Praxair Technology, Inc. | Catalytic reactor |
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