JP6474996B2 - 減圧弁およびガス供給装置 - Google Patents
減圧弁およびガス供給装置 Download PDFInfo
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- JP6474996B2 JP6474996B2 JP2014230453A JP2014230453A JP6474996B2 JP 6474996 B2 JP6474996 B2 JP 6474996B2 JP 2014230453 A JP2014230453 A JP 2014230453A JP 2014230453 A JP2014230453 A JP 2014230453A JP 6474996 B2 JP6474996 B2 JP 6474996B2
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- piston
- reducing valve
- spring
- flow path
- pressure reducing
- Prior art date
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- 238000004804 winding Methods 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 239000007789 gas Substances 0.000 description 60
- 239000000446 fuel Substances 0.000 description 14
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000003487 electrochemical reaction Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/04—Control of fluid pressure without auxiliary power
- G05D16/10—Control of fluid pressure without auxiliary power the sensing element being a piston or plunger
- G05D16/103—Control of fluid pressure without auxiliary power the sensing element being a piston or plunger the sensing element placed between the inlet and outlet
- G05D16/106—Sleeve-like sensing elements; Sensing elements surrounded by the flow path
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/044—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with more than one spring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/06—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with special arrangements for adjusting the opening pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
- F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
- F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
- F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
- F16K17/30—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K25/00—Details relating to contact between valve members and seats
- F16K25/02—Arrangements using fluid issuing from valve members or seats
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/02—Modifications to reduce the effects of instability, e.g. due to vibrations, friction, abnormal temperature, overloading or imbalance
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/04—Control of fluid pressure without auxiliary power
- G05D16/10—Control of fluid pressure without auxiliary power the sensing element being a piston or plunger
- G05D16/107—Control of fluid pressure without auxiliary power the sensing element being a piston or plunger with a spring-loaded piston in combination with a spring-loaded slideable obturator that move together over range of motion during normal 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
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Control Of Fluid Pressure (AREA)
- Safety Valves (AREA)
- Details Of Valves (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Description
図1は、燃料電池システム10の構成を示す説明図である。燃料電池システム10は、燃料電池20と、ガス供給装置30とを備える。本実施形態では、燃料電池システム10は、車両に搭載され、車両の走行に用いられる電力を供給する。
図6は、第2実施形態における減圧弁300Bの内部構造を模式的に示す断面図である。図6には、図2と同様にXYZ軸が図示されている。減圧弁300Bは、導出口316とは形状が異なる導出口316Bを備える点を除き、第1実施形態の減圧弁300と同様である。
本発明は、上述の実施形態や実施例、変形例に限られるものではなく、その趣旨を逸脱しない範囲において種々の構成で実現することができる。例えば、発明の概要の欄に記載した各形態中の技術的特徴に対応する実施形態、実施例、変形例中の技術的特徴は、上述の課題の一部または全部を解決するために、あるいは、上述の効果の一部または全部を達成するために、適宜、差し替えや、組み合わせを行うことが可能である。また、その技術的特徴が本明細書中に必須なものとして説明されていなければ、適宜、削除することが可能である。
20…燃料電池
30…ガス供給装置
32…タンク
34…ガス流路
36…ガス流路
38…インジェクタ
300,300B…減圧弁
310…本体
312…流路
314…導入口
315…筒状部
316,316B…導出口
318…流路
320…ピストン
328…シール部材
330…バネ
331…端部
340…弁体
348…ピン
350…バネ
CB…空間
AL…軸
Mp…モーメント
Claims (5)
- 一次側流路から二次側流路に供給されるガスを減圧する減圧弁であって、
筒状を成し、前記一次側流路に通じる導入口と、前記二次側流路に通じる導出口とを有する筒状部と、
前記筒状部の内側に嵌まり込み、前記筒状部の内側において前記筒状部の軸方向に沿って摺動可能に構成され、前記導入口および前記導出口に通じる空間を前記筒状部の内側に画定するピストンと、
前記ピストンを前記空間に向けて付勢するバネと、
前記ピストンの外周に配置され、前記筒状部の内壁と前記ピストンの外周との間を密閉するシール部材と
を備え、
前記ピストンは、前記筒状部の内側における摺動抵抗を増大させるために、前記筒状部に対して前記導出口側に向けて傾くように構成されており、
前記軸方向から見た場合、前記導出口は、前記ピストンの中心から一方に外れた位置にあり、
前記バネが前記ピストンを付勢する付勢力は、前記ピストンの前記中心より前記導出口側に偏って分布する、減圧弁。 - 前記バネが前記ピストンに接触する部位は、前記ピストンの前記中心より前記導出口側に偏って分布する、請求項1に記載の減圧弁。
- 前記軸方向から見た場合、前記バネが前記ピストンに接触する部位は、前記導出口の少なくとも一部に重なる、請求項1または請求項2に記載の減圧弁。
- 請求項1から請求項3までのいずれか一項に記載の減圧弁であって、
前記バネは、コイルスプリングであり、
前記軸方向から見た場合、前記導出部は、前記ピストンの前記中心を基準として、前記ピストンに接触する前記バネの端部から、前記バネの巻き方向に90°の位置にある、減圧弁。 - 請求項1から請求項4までのいずれか一項に記載の減圧弁と、
前記二次側流路に接続され、前記二次側流路内のガスを噴射する噴射部と
を備えるガス供給装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014230453A JP6474996B2 (ja) | 2014-11-13 | 2014-11-13 | 減圧弁およびガス供給装置 |
CA2909839A CA2909839C (en) | 2014-11-13 | 2015-10-20 | Pressure reduction valve and gas supply device |
US14/926,995 US9897219B2 (en) | 2014-11-13 | 2015-10-29 | Pressure reduction valve and gas supply device |
KR1020150151502A KR101804635B1 (ko) | 2014-11-13 | 2015-10-30 | 감압 밸브 및 가스 공급 장치 |
CN201510757040.5A CN105607667B (zh) | 2014-11-13 | 2015-11-09 | 减压阀及气体供给装置 |
EP15193908.9A EP3021188B1 (en) | 2014-11-13 | 2015-11-10 | Pressure reduction valve and gas supply device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014230453A JP6474996B2 (ja) | 2014-11-13 | 2014-11-13 | 減圧弁およびガス供給装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2016095609A JP2016095609A (ja) | 2016-05-26 |
JP2016095609A5 JP2016095609A5 (ja) | 2017-09-07 |
JP6474996B2 true JP6474996B2 (ja) | 2019-02-27 |
Family
ID=54539920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014230453A Active JP6474996B2 (ja) | 2014-11-13 | 2014-11-13 | 減圧弁およびガス供給装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9897219B2 (ja) |
EP (1) | EP3021188B1 (ja) |
JP (1) | JP6474996B2 (ja) |
KR (1) | KR101804635B1 (ja) |
CN (1) | CN105607667B (ja) |
CA (1) | CA2909839C (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7112852B2 (ja) * | 2018-02-16 | 2022-08-04 | センクシア株式会社 | 調圧弁および油圧ダンパ |
JP7113652B2 (ja) * | 2018-04-16 | 2022-08-05 | 株式会社ジェイテクト | 減圧弁 |
CN113738882A (zh) * | 2021-08-31 | 2021-12-03 | 中国船舶重工集团公司第七0三研究所 | 双节流调节阀 |
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-
2014
- 2014-11-13 JP JP2014230453A patent/JP6474996B2/ja active Active
-
2015
- 2015-10-20 CA CA2909839A patent/CA2909839C/en active Active
- 2015-10-29 US US14/926,995 patent/US9897219B2/en active Active
- 2015-10-30 KR KR1020150151502A patent/KR101804635B1/ko active IP Right Grant
- 2015-11-09 CN CN201510757040.5A patent/CN105607667B/zh active Active
- 2015-11-10 EP EP15193908.9A patent/EP3021188B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
US9897219B2 (en) | 2018-02-20 |
KR101804635B1 (ko) | 2017-12-04 |
CA2909839A1 (en) | 2016-05-13 |
KR20160057308A (ko) | 2016-05-23 |
JP2016095609A (ja) | 2016-05-26 |
EP3021188A8 (en) | 2016-08-10 |
CN105607667A (zh) | 2016-05-25 |
EP3021188A1 (en) | 2016-05-18 |
CA2909839C (en) | 2016-10-25 |
CN105607667B (zh) | 2019-06-11 |
EP3021188B1 (en) | 2017-06-07 |
US20160138726A1 (en) | 2016-05-19 |
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