FR3106192B1 - Réservoir, notamment pour hydrogène, à étanchéité améliorée - Google Patents

Réservoir, notamment pour hydrogène, à étanchéité améliorée Download PDF

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Publication number
FR3106192B1
FR3106192B1 FR2000366A FR2000366A FR3106192B1 FR 3106192 B1 FR3106192 B1 FR 3106192B1 FR 2000366 A FR2000366 A FR 2000366A FR 2000366 A FR2000366 A FR 2000366A FR 3106192 B1 FR3106192 B1 FR 3106192B1
Authority
FR
France
Prior art keywords
tank
hydrogen
improved sealing
delimiting
shell
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.)
Active
Application number
FR2000366A
Other languages
English (en)
Other versions
FR3106192A1 (fr
Inventor
Yannick Godard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Faurecia Systemes dEchappement SAS
Original Assignee
Faurecia Systemes dEchappement SAS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Faurecia Systemes dEchappement SAS filed Critical Faurecia Systemes dEchappement SAS
Priority to FR2000366A priority Critical patent/FR3106192B1/fr
Priority to PCT/EP2021/050546 priority patent/WO2021144294A1/fr
Priority to CN202180008886.2A priority patent/CN114981585B/zh
Priority to US17/792,430 priority patent/US20230062808A1/en
Priority to DE112021000559.6T priority patent/DE112021000559T5/de
Publication of FR3106192A1 publication Critical patent/FR3106192A1/fr
Application granted granted Critical
Publication of FR3106192B1 publication Critical patent/FR3106192B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C1/00Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
    • F17C1/02Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge involving reinforcing arrangements
    • F17C1/04Protecting sheathings
    • F17C1/06Protecting sheathings built-up from wound-on bands or filamentary material, e.g. wires
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C1/00Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
    • F17C1/16Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge constructed of plastics materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K20/00Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/06Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of high energy impulses, e.g. magnetic energy
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00Articles made by soldering, welding or cutting
    • B23K2101/04Tubular or hollow articles
    • B23K2101/12Vessels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2201/00Vessel construction, in particular geometry, arrangement or size
    • F17C2201/01Shape
    • F17C2201/0104Shape cylindrical
    • F17C2201/0109Shape cylindrical with exteriorly curved end-piece
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2201/00Vessel construction, in particular geometry, arrangement or size
    • F17C2201/05Size
    • F17C2201/056Small (<1 m3)
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2203/00Vessel construction, in particular walls or details thereof
    • F17C2203/06Materials for walls or layers thereof; Properties or structures of walls or their materials
    • F17C2203/0602Wall structures; Special features thereof
    • F17C2203/0604Liners
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2203/00Vessel construction, in particular walls or details thereof
    • F17C2203/06Materials for walls or layers thereof; Properties or structures of walls or their materials
    • F17C2203/0602Wall structures; Special features thereof
    • F17C2203/0612Wall structures
    • F17C2203/0614Single wall
    • F17C2203/0619Single wall with two layers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2203/00Vessel construction, in particular walls or details thereof
    • F17C2203/06Materials for walls or layers thereof; Properties or structures of walls or their materials
    • F17C2203/0634Materials for walls or layers thereof
    • F17C2203/0658Synthetics
    • F17C2203/066Plastics
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2203/00Vessel construction, in particular walls or details thereof
    • F17C2203/06Materials for walls or layers thereof; Properties or structures of walls or their materials
    • F17C2203/0634Materials for walls or layers thereof
    • F17C2203/0658Synthetics
    • F17C2203/0663Synthetics in form of fibers or filaments
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0305Bosses, e.g. boss collars
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2209/00Vessel construction, in particular methods of manufacturing
    • F17C2209/22Assembling processes
    • F17C2209/221Welding
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2209/00Vessel construction, in particular methods of manufacturing
    • F17C2209/23Manufacturing of particular parts or at special locations
    • F17C2209/232Manufacturing of particular parts or at special locations of walls
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00Handled fluid, in particular type of fluid
    • F17C2221/01Pure fluids
    • F17C2221/012Hydrogen
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0107Single phase
    • F17C2223/0123Single phase gaseous, e.g. CNG, GNC
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/03Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
    • F17C2223/036Very high pressure (>80 bar)
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2260/00Purposes of gas storage and gas handling
    • F17C2260/03Dealing with losses
    • F17C2260/035Dealing with losses of fluid
    • F17C2260/036Avoiding leaks
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2270/00Applications
    • F17C2270/01Applications for fluid transport or storage
    • F17C2270/0165Applications for fluid transport or storage on the road
    • F17C2270/0168Applications for fluid transport or storage on the road by vehicles
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30Hydrogen technology
    • Y02E60/32Hydrogen storage

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)

Abstract

Réservoir, notamment pour hydrogène, à étanchéité améliorée Le réservoir (10) comprend une coque (12) délimitant une enceinte de stockage (14) et présentant au moins une ouverture (16), et un organe de raccordement (20) connecté à l’ouverture (16) de la coque (12). L’organe de raccordement (20) comporte un élément tubulaire (22), délimitant une conduite, et un élément annulaire (26). La coque (12) comporte, un rebord (18) délimitant l’ouverture (16), le rebord (18) étant enserré radialement entre l’élément tubulaire (22) et l’élément annulaire (26). Figure pour l'abrégé : Figure 1
FR2000366A 2020-01-15 2020-01-15 Réservoir, notamment pour hydrogène, à étanchéité améliorée Active FR3106192B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR2000366A FR3106192B1 (fr) 2020-01-15 2020-01-15 Réservoir, notamment pour hydrogène, à étanchéité améliorée
PCT/EP2021/050546 WO2021144294A1 (fr) 2020-01-15 2021-01-13 Réservoir, notamment pour hydrogène, à étanchéité améliorée
CN202180008886.2A CN114981585B (zh) 2020-01-15 2021-01-13 具有改进的密封的特别是用于氢的罐
US17/792,430 US20230062808A1 (en) 2020-01-15 2021-01-13 Tank, in particular for hydrogen, with improved sealing
DE112021000559.6T DE112021000559T5 (de) 2020-01-15 2021-01-13 Behälter, insbesondere für Wasserstoff, mit verbesserter Dichtigkeit

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2000366 2020-01-15
FR2000366A FR3106192B1 (fr) 2020-01-15 2020-01-15 Réservoir, notamment pour hydrogène, à étanchéité améliorée

Publications (2)

Publication Number Publication Date
FR3106192A1 FR3106192A1 (fr) 2021-07-16
FR3106192B1 true FR3106192B1 (fr) 2023-11-24

Family

ID=70456912

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2000366A Active FR3106192B1 (fr) 2020-01-15 2020-01-15 Réservoir, notamment pour hydrogène, à étanchéité améliorée

Country Status (5)

Country Link
US (1) US20230062808A1 (fr)
CN (1) CN114981585B (fr)
DE (1) DE112021000559T5 (fr)
FR (1) FR3106192B1 (fr)
WO (1) WO2021144294A1 (fr)

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2081830U (zh) * 1990-10-18 1991-07-31 李爱国 除氧液密封罐
DE19751411C1 (de) * 1997-11-14 1999-01-14 Mannesmann Ag Composite-Druckbehälter zur Speicherung von gasförmigen Medien unter Druck mit einem Liner aus Kunststoff
DE10000705A1 (de) * 2000-01-10 2001-07-19 Ralph Funck Druckbehälter zur Speicherung von flüssigen und/oder gasförmigen Medien unter Druck bestehend aus einem Kunststoff-Kernbehälter der mit faserverstärkten Kunststoffen verstärkt ist und Verfahren zu dessen Herstellung
US6892929B2 (en) * 2002-03-06 2005-05-17 Torque-Traction Technologies, Inc. Yoke structure that is adapted to be secured to a tube using magnetic pulse welding techniques
TW515879B (en) * 2002-05-22 2003-01-01 Asia Pacific Fuel Cell Tech Method of manufacturing hydrogen fuel canister
DE10334021B4 (de) * 2002-08-14 2005-06-30 Gkn Driveline Deutschland Gmbh Verfahren zum Herstellen einer Verbindung zwischen einer Verschiebehülse und einem Rohrende
JP4935117B2 (ja) * 2005-11-08 2012-05-23 トヨタ自動車株式会社 タンク
ATE454242T1 (de) * 2006-05-16 2010-01-15 Pulsar Welding Ltd Verfahren zur abdichtung von hochdruckbehältern unter verwendung von magnetischer impulsgebung mit hoher radialaufprallgeschwindigkeit
US8393525B2 (en) * 2006-06-20 2013-03-12 Infinity IP Commericalization (Israel) Ltd. Method for high pressure/high velocity welding or joining first and second metal workpieces before welding/joining; article of manufacture made thereby
DE102009020385A1 (de) * 2008-12-19 2010-07-01 Erhard & Söhne GmbH Druckluftbehälter für Nutzfahrzeuge und Verfahren zu dessen Herstellung
JP5179458B2 (ja) * 2009-11-11 2013-04-10 八千代工業株式会社 圧力容器のシール構造
CN101905375A (zh) * 2010-07-29 2010-12-08 哈尔滨工业大学 薄壁金属管路磁脉冲连接方法与接头结构
BR112017003321A2 (pt) * 2014-08-18 2017-11-28 Valmet Oy cabeça de soldagem para soldagem de pulso magnético de perfis tubulares para um membro interno cilíndrico
CN105135207B (zh) * 2015-07-24 2018-02-02 石家庄安瑞科气体机械有限公司 一种储运高压气瓶中用的复合塑料内胆及其制备方法
DE102015215206A1 (de) * 2015-08-10 2017-02-16 BSH Hausgeräte GmbH Verfahren zum Fügen zweier Körper
DE102016100470A1 (de) * 2016-01-13 2017-07-13 Faurecia Emissions Control Technologies, Germany Gmbh Baugruppe mit mindestens zwei Bauteilen einer Abgasanlage und Verfahren zum Fügen
KR101856334B1 (ko) * 2016-06-29 2018-05-09 현대자동차주식회사 기밀한 노즐 구조를 갖는 복합재 용기
PL242453B1 (pl) * 2017-03-03 2023-02-27 Worthington Ind Inc Butla przystosowana do magazynowania gazu oraz złączka do takiej butli
JP6599393B2 (ja) * 2017-03-17 2019-10-30 本田技研工業株式会社 高圧タンク
CN109210365B (zh) * 2018-10-30 2020-12-29 亚普汽车部件股份有限公司 高压复合容器的密封结构及高压复合容器
CN110259943B (zh) * 2019-07-22 2024-03-29 中材科技(成都)有限公司 一种复合结构压力容器

Also Published As

Publication number Publication date
US20230062808A1 (en) 2023-03-02
DE112021000559T5 (de) 2022-10-27
FR3106192A1 (fr) 2021-07-16
WO2021144294A1 (fr) 2021-07-22
CN114981585B (zh) 2024-06-21
CN114981585A (zh) 2022-08-30

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