KR20080072040A - 루츠형 펌프 및 연료전지시스템 - Google Patents
루츠형 펌프 및 연료전지시스템 Download PDFInfo
- Publication number
- KR20080072040A KR20080072040A KR1020087013582A KR20087013582A KR20080072040A KR 20080072040 A KR20080072040 A KR 20080072040A KR 1020087013582 A KR1020087013582 A KR 1020087013582A KR 20087013582 A KR20087013582 A KR 20087013582A KR 20080072040 A KR20080072040 A KR 20080072040A
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- South Korea
- Prior art keywords
- rotor
- pump
- roots
- gear
- stopped
- Prior art date
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- 239000000446 fuel Substances 0.000 title claims description 58
- 239000012530 fluid Substances 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 57
- 210000004027 cell Anatomy 0.000 description 37
- 239000007800 oxidant agent Substances 0.000 description 30
- 230000001590 oxidative effect Effects 0.000 description 30
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 21
- 239000002737 fuel gas Substances 0.000 description 19
- 239000001257 hydrogen Substances 0.000 description 18
- 229910052739 hydrogen Inorganic materials 0.000 description 18
- 230000008014 freezing Effects 0.000 description 17
- 238000007710 freezing Methods 0.000 description 17
- 238000006243 chemical reaction Methods 0.000 description 9
- 210000005056 cell body Anatomy 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 238000005192 partition Methods 0.000 description 6
- 238000003487 electrochemical reaction Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000036647 reaction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C18/18—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with similar tooth forms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/126—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with radially from the rotor body extending elements, not necessarily co-operating with corresponding recesses in the other rotor, e.g. lobes, Roots type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
- F04C28/06—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids specially adapted for stopping, starting, idling or no-load operation
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2270/00—Control; Monitoring or safety arrangements
- F04C2270/86—Detection
-
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
Description
Claims (10)
- 펌프실 내에서 2개의 로터를 동기 회전시켜, 유체를 압축하는 루츠형 펌프에 있어서,펌프의 정지시에, 각 로터의 펌프실 내에서의 정지위치를 각각 독립으로 정하는 것이 가능한 것을 특징으로 하는 루츠형 펌프.
- 제 1 회전축에 고정된 제 1 로터와, 제 2 회전축에 고정된 제 2 로터를 펌프실 내에서 동기 회전시켜, 유체를 압축하는 루츠형 펌프에 있어서,펌프 작동시에는, 제 1 회전축에 의한 제 1 로터와, 제 2 회전축에 의한 제 2 로터의 회전이 동기상태가 되고,펌프 정지시에는, 제 1 회전축에 의한 제 1 로터와, 제 2 회전축에 의한 제 2 로터의 회전이 비동기상태가 되는, 변환기구를 가지는 것을 특징으로 하는 루츠형 펌프.
- 제 2항에 있어서,비동기상태는, 제 1 회전축에 의한 제 1 로터와, 제 2 회전축에 의한 제 2 로터가, 서로 독립된 회전위치가 되는 상태인 것을 특징으로 하는 루츠형 펌프.
- 제 1 회전축에 고정된 제 1 로터와, 제 2 회전축에 고정된 제 2 로터를 펌프 실 내에서 동기 회전시켜, 유체를 압축하는 루츠형 펌프에 있어서,제 1 로터를 회전시키는 제 1 회전축의 한쪽 끝에는 제 1 기어가 설치되고, 제 2 로터를 회전시키는 제 2 회전축의 한쪽 끝에는 제 2 기어가 설치되며,펌프의 시동시에는, 제 1 기어와 제 2 기어가 맞물리고, 외부 구동원에 의한 제 1 회전축의 회전에 의하여, 제 1 기어와 제 2 기어를 거쳐 제 2 회전축이 회전되어, 제 1 및 제 2 로터가 동기 회전하고,펌프의 정지시에는, 제 1 기어와 제 2 기어가 분리되고, 제 1 및 제 2 로터는, 각각의 기설정된 위치에 정지되는 것을 특징으로 하는 루츠형 펌프.
- 제 4항에 있어서,제 1 기어와 제 2 기어의 맞물림 및 분리는, 전자 커플링에 의하여 행하여지고, 제 1 및 제 2 로터는, 펌프실 밖에 설치된 영구자석에 의하여 각각의 기설정된 위치에 정지되는 것을 특징으로 하는 루츠형 펌프.
- 제 1항 내지 제 5항 중 어느 한 항에 있어서,제 1 및 제 2 로터는 2매 형상으로서, 각 로터는, 한쪽의 블레이드부의 선단과 다른쪽 블레이드부의 선단을 연결하는 직선의 방향이, 연직방향에 대하여 직각이 되는 방향을 제외하는 위치에서 정지되는 것을 특징으로 하는 루츠형 펌프.
- 제 6항에 있어서,각 로터는, 한쪽의 블레이드부의 선단과 다른쪽 블레이드부의 선단을 연결하는 직선의 방향이, 연직방향과 평행이 되는 위치에서 정지되는 것을 특징으로 하는 루츠형 펌프.
- 제 6항에 있어서,압축 유체를 토출하는 토출구가 펌프실의 바닥부에 설치되고,각 로터는, 한쪽의 블레이드부의 선단과 다른쪽 블레이드부의 선단을 연결하는 직선의 방향이, 연직방향에 대하여 기설정된 경사를 가지는 위치에서 정지되고, 상기 경사는, 각 로터의 하측의 블레이드의 바깥 둘레부 중, 각 로터의 회전 중심을 지나는 연직선으로부터의, 펌프실의 안쪽측의 거리가 최대가 되는 위치를 각각 R 및 S라 하였을 때, R 및 S로부터 연직방향으로 연장되는 직선이, 상기 토출구를 지나도록 정해지는 것을 특징으로 하는 루츠형 펌프.
- 제 8항에 있어서,펌프의 정지시에는, 로터가 서로 비접촉이 되는 위치에서 정지하는 것을 특징으로 하는 루츠형 펌프.
- 제 1항에 기재된 루츠형 펌프를 구비한 것을 특징으로 하는 연료전지시스템.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2005-00353150 | 2005-12-07 | ||
JP2005353150A JP4677892B2 (ja) | 2005-12-07 | 2005-12-07 | ルーツ型ポンプおよび燃料電池システム |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080072040A true KR20080072040A (ko) | 2008-08-05 |
KR100987717B1 KR100987717B1 (ko) | 2010-10-13 |
Family
ID=38122636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020087013582A KR100987717B1 (ko) | 2005-12-07 | 2006-11-16 | 루츠형 펌프 및 연료전지시스템 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7794218B2 (ko) |
JP (1) | JP4677892B2 (ko) |
KR (1) | KR100987717B1 (ko) |
CN (1) | CN101326369B (ko) |
DE (1) | DE112006003112B4 (ko) |
WO (1) | WO2007066486A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101228990B1 (ko) * | 2012-09-13 | 2013-02-01 | 한국기계연구원 | 자기력을 이용한 유체기계장치 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4530176B2 (ja) * | 2006-10-26 | 2010-08-25 | トヨタ自動車株式会社 | 燃料電池車両 |
JP4830852B2 (ja) * | 2006-12-28 | 2011-12-07 | トヨタ自動車株式会社 | 燃料電池システム |
DE102013101412A1 (de) | 2013-02-13 | 2014-08-14 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Vorrichtung zur Bereitstellung eines flüssigen Additivs |
JP6387928B2 (ja) | 2015-09-03 | 2018-09-12 | トヨタ自動車株式会社 | 燃料電池システム |
JP6822293B2 (ja) * | 2017-04-18 | 2021-01-27 | トヨタ自動車株式会社 | 燃料電池システム |
CN108799112B (zh) * | 2018-05-08 | 2019-08-13 | 王麒越 | 一种罗茨真空泵 |
CN115917155A (zh) * | 2020-09-02 | 2023-04-04 | 伊顿智能动力有限公司 | 后驱动egr泵 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0746033B2 (ja) | 1986-02-27 | 1995-05-17 | 石川島播磨重工業株式会社 | 電気炉用のスクラツプ予熱方法および装置 |
JPS62200188U (ko) * | 1986-06-11 | 1987-12-19 | ||
JP2761233B2 (ja) * | 1989-02-17 | 1998-06-04 | 富士重工業株式会社 | ルーツ型ブロワ |
JPH0458093A (ja) * | 1990-06-25 | 1992-02-25 | Ube Ind Ltd | ルーツブロワ用のロータ及びルーツブロワ |
EP0472751B1 (de) * | 1990-08-27 | 1994-05-18 | Leybold Aktiengesellschaft | Rotor für eine Wälzkolbenvakuumpumpe |
JP3569924B2 (ja) * | 1992-03-19 | 2004-09-29 | 松下電器産業株式会社 | 流体回転装置 |
JPH10220371A (ja) * | 1997-02-07 | 1998-08-18 | Tochigi Fuji Ind Co Ltd | 流体機械 |
EP0975874A1 (en) * | 1998-02-13 | 2000-02-02 | Ebara Corporation | Vacuum pump rotor and method of manufacturing the same |
CN1399074A (zh) * | 2001-07-27 | 2003-02-26 | 大晃机械工业株式会社 | 干式真空泵 |
JP2005155409A (ja) * | 2003-11-25 | 2005-06-16 | Toyota Industries Corp | ルーツ型圧縮機の起動装置及び方法 |
JP2005180421A (ja) * | 2003-11-25 | 2005-07-07 | Toyota Industries Corp | 流体圧縮機 |
JP2005353150A (ja) | 2004-06-09 | 2005-12-22 | Matsushita Electric Ind Co Ltd | 再生装置 |
-
2005
- 2005-12-07 JP JP2005353150A patent/JP4677892B2/ja not_active Expired - Fee Related
-
2006
- 2006-11-16 WO PCT/JP2006/322865 patent/WO2007066486A1/ja active Application Filing
- 2006-11-16 KR KR1020087013582A patent/KR100987717B1/ko active IP Right Grant
- 2006-11-16 DE DE112006003112T patent/DE112006003112B4/de not_active Expired - Fee Related
- 2006-11-16 US US12/083,769 patent/US7794218B2/en active Active
- 2006-11-16 CN CN2006800459571A patent/CN101326369B/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101228990B1 (ko) * | 2012-09-13 | 2013-02-01 | 한국기계연구원 | 자기력을 이용한 유체기계장치 |
Also Published As
Publication number | Publication date |
---|---|
CN101326369A (zh) | 2008-12-17 |
CN101326369B (zh) | 2010-10-06 |
US7794218B2 (en) | 2010-09-14 |
US20090047163A1 (en) | 2009-02-19 |
DE112006003112T5 (de) | 2008-10-09 |
KR100987717B1 (ko) | 2010-10-13 |
DE112006003112B4 (de) | 2010-09-09 |
WO2007066486A1 (ja) | 2007-06-14 |
JP2007154807A (ja) | 2007-06-21 |
JP4677892B2 (ja) | 2011-04-27 |
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