KR100830161B1 - 가정용 연료전지 시스템의 운전 개시방법 - Google Patents
가정용 연료전지 시스템의 운전 개시방법 Download PDFInfo
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- KR100830161B1 KR100830161B1 KR1020070038651A KR20070038651A KR100830161B1 KR 100830161 B1 KR100830161 B1 KR 100830161B1 KR 1020070038651 A KR1020070038651 A KR 1020070038651A KR 20070038651 A KR20070038651 A KR 20070038651A KR 100830161 B1 KR100830161 B1 KR 100830161B1
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- KR
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- Prior art keywords
- fuel
- gas
- stack
- reformer
- burner
- 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.)
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- 239000000446 fuel Substances 0.000 title claims abstract description 132
- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000007789 gas Substances 0.000 claims abstract description 99
- 239000002737 fuel gas Substances 0.000 claims abstract description 38
- 239000003054 catalyst Substances 0.000 claims abstract description 13
- 230000004913 activation Effects 0.000 claims abstract description 6
- 238000010926 purge Methods 0.000 claims description 37
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 230000000087 stabilizing effect Effects 0.000 claims description 4
- 239000003607 modifier Substances 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 238000000746 purification Methods 0.000 abstract description 8
- 231100000331 toxic Toxicity 0.000 abstract description 8
- 230000002588 toxic effect Effects 0.000 abstract description 8
- 239000000376 reactant Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 230000000977 initiatory effect Effects 0.000 abstract description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 82
- 229910002091 carbon monoxide Inorganic materials 0.000 description 82
- 239000001257 hydrogen Substances 0.000 description 19
- 229910052739 hydrogen Inorganic materials 0.000 description 19
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 18
- 238000011084 recovery Methods 0.000 description 9
- 238000010248 power generation Methods 0.000 description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 239000012528 membrane Substances 0.000 description 5
- 238000006057 reforming reaction Methods 0.000 description 5
- 238000003912 environmental pollution Methods 0.000 description 4
- 238000013021 overheating Methods 0.000 description 4
- 239000005518 polymer electrolyte Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 206010000369 Accident Diseases 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 238000002407 reforming Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000004925 denaturation Methods 0.000 description 1
- 230000036425 denaturation Effects 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000629 steam reforming Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Images
Classifications
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- 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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/043—Processes for controlling fuel cells or fuel cell systems applied during specific periods
- H01M8/04302—Processes for controlling fuel cells or fuel cell systems applied during specific periods applied during start-up
-
- 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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04014—Heat exchange using gaseous fluids; Heat exchange by combustion of reactants
-
- 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
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0662—Treatment of gaseous reactants or gaseous residues, e.g. cleaning
-
- 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
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0662—Treatment of gaseous reactants or gaseous residues, e.g. cleaning
- H01M8/0668—Removal of carbon monoxide or carbon dioxide
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2250/00—Fuel cells for particular applications; Specific features of fuel cell system
- H01M2250/40—Combination of fuel cells with other energy production systems
- H01M2250/405—Cogeneration of heat or hot water
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/10—Applications of fuel cells in buildings
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel Cell (AREA)
- Hydrogen, Water And Hydrids (AREA)
Abstract
Description
Claims (8)
- 버너(14)를 점화시켜 연료변환기(10)내 개질기(11), CO변성기(12), CO제거기(13)를 가열하기 시작하는 버너점화단계(S1)와;상기 개질기(11)와 CO변성기(12) 및 CO제거기(13)의 촉매들이 반응이 시작되는 온도 영역으로 가열되는 반응기 촉매 활성단계(S2)와;상기 개질기(11)에 수증기를 정격으로 공급하는 수증기공급단계(S3)와;상기 CO제거기(13)에서 배출되는 정화가스의 CO함량이 10ppm 이하로 안정될 수 있는 양의 연료가스를 상기 개질기(11)에 공급하고, 상기 CO제거기(13)에 공기를 정격으로 공급하는 연료가스 및 공기 공급단계(S4)와;상기의 단계(S1~S5)들을 통해 CO함량이 10ppm 이하로 안정화되어 상기 CO제거기(13)로부터 배출되는 정화가스를 상기 스택(20)으로 공급하는 정화가스 스택 투입단계(S5)와;상기 스택(20)으로부터 배출되는 오프가스를 즉시 상기 버너(14)로 공급하는 오프가스 버너투입단계(S6)와;상기 스택(20)의 부하변동에 따라 상기 개질기(11)에 공급하는 연료량을 조절하여 스택(20)을 정격 운전상태에 도달시키는 스택 정격 도달단계(S7);를 포함하여 구성된 가정용 연료전지 시스템의 운전 개시방법.
- 청구항 1에 있어서,상기 스택 정격 도달단계(S7)에서 상기 스택(20)의 부하 상승속도와 동일한 속도로 상기 개질기(11)에 공급되는 연료가스 공급량을 증가시키는 것을 특징으로 하는 가정용 연료전지 시스템의 운전 개시방법.
- 청구항 2에 있어서,상기 개질기(11)에 공급하는 연료가스량에 따라 개질기(11)의 온도를 제어하는 것을 특징으로 하는 가정용 연료전지 시스템의 운전 개시방법.
- 청구항 1 내지 3 중 어느 한 항에 있어서,상기 오프가스 버너투입단계(S6) 이후에는 상기 버너(14)에 공급되는 추가 연료의 양을 버너(14)에 투입된 오프가스 양을 고려하여 감소 제어하는 것을 특징으로 하는 가정용 연료전지 시스템의 운전 개시방법.
- 청구항 1에 있어서,상기 연료가스 및 공기 공급단계(S4)에서 상기 개질기(11)에 연료가스가 정격의 0%초과~30%로 공급되는 것을 특징으로 하는 가정용 연료전지 시스템의 운전 개시방법.
- 청구항 5에 있어서,상기 개질기(11)의 온도가 580oC 일 때 상기 연료가스를 공급 개시하고, 700 oC에서 정격에 도달하는 것을 특징으로 하는 가정용 연료전지 시스템의 운전 개시방법.
- 청구항 5에 있어서,상기 CO변성기(12)의 온도가 150oC 일 때 상기 연료가스를 공급 개시하고, 230 oC에서 정격에 도달하는 것을 특징으로 하는 가정용 연료전지 시스템의 운전 개시방법.
- 청구항 5에 있어서,상기 CO제거기(13)의 온도가 100oC 일 때 상기 연료가스를 공급 개시하고, 150 oC에서 정격에 도달하는 것을 특징으로 하는 가정용 연료전지 시스템의 운전 개시방법.
Priority Applications (1)
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KR1020070038651A KR100830161B1 (ko) | 2007-04-20 | 2007-04-20 | 가정용 연료전지 시스템의 운전 개시방법 |
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KR1020070038651A KR100830161B1 (ko) | 2007-04-20 | 2007-04-20 | 가정용 연료전지 시스템의 운전 개시방법 |
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KR100830161B1 true KR100830161B1 (ko) | 2008-05-19 |
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KR1020070038651A Active KR100830161B1 (ko) | 2007-04-20 | 2007-04-20 | 가정용 연료전지 시스템의 운전 개시방법 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100967436B1 (ko) | 2008-07-09 | 2010-07-01 | 지에스퓨얼셀 주식회사 | 연료전지시스템 운전방법 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990014655A (ko) * | 1998-11-30 | 1999-02-25 | 전성범 | 수증기개질형 수소생산방법 및 수소생산장치 |
KR20010072585A (ko) * | 1998-05-20 | 2001-07-31 | 볼프강 후텐로커 | 연료 전지 시스템을 이용하여 전기 에너지를 생성하는연료 전지 시스템 및 그 방법 |
JP2003197242A (ja) | 2001-12-27 | 2003-07-11 | Nissan Motor Co Ltd | 燃料電池システム |
KR20050000396A (ko) * | 2002-04-18 | 2005-01-03 | 닛산 지도우샤 가부시키가이샤 | 연료 개질 시스템 및 연료 개질 시스템의 예열방법 |
KR100745739B1 (ko) | 2005-08-02 | 2007-08-02 | 삼성에스디아이 주식회사 | 연료전지 시스템 및 그 운전 방법 |
-
2007
- 2007-04-20 KR KR1020070038651A patent/KR100830161B1/ko active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010072585A (ko) * | 1998-05-20 | 2001-07-31 | 볼프강 후텐로커 | 연료 전지 시스템을 이용하여 전기 에너지를 생성하는연료 전지 시스템 및 그 방법 |
KR19990014655A (ko) * | 1998-11-30 | 1999-02-25 | 전성범 | 수증기개질형 수소생산방법 및 수소생산장치 |
JP2003197242A (ja) | 2001-12-27 | 2003-07-11 | Nissan Motor Co Ltd | 燃料電池システム |
KR20050000396A (ko) * | 2002-04-18 | 2005-01-03 | 닛산 지도우샤 가부시키가이샤 | 연료 개질 시스템 및 연료 개질 시스템의 예열방법 |
KR100745739B1 (ko) | 2005-08-02 | 2007-08-02 | 삼성에스디아이 주식회사 | 연료전지 시스템 및 그 운전 방법 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100967436B1 (ko) | 2008-07-09 | 2010-07-01 | 지에스퓨얼셀 주식회사 | 연료전지시스템 운전방법 |
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