WO2022096265A1 - Dispositif de réservoir pour système de pile à combustible et procédé de fabrication d'un dispositif de réservoir pour un système de pile à combustible - Google Patents

Dispositif de réservoir pour système de pile à combustible et procédé de fabrication d'un dispositif de réservoir pour un système de pile à combustible Download PDF

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Publication number
WO2022096265A1
WO2022096265A1 PCT/EP2021/079058 EP2021079058W WO2022096265A1 WO 2022096265 A1 WO2022096265 A1 WO 2022096265A1 EP 2021079058 W EP2021079058 W EP 2021079058W WO 2022096265 A1 WO2022096265 A1 WO 2022096265A1
Authority
WO
WIPO (PCT)
Prior art keywords
pressure vessel
tank device
pressure vessels
another
pressure
Prior art date
Application number
PCT/EP2021/079058
Other languages
German (de)
English (en)
Inventor
Jochen Wessner
Martin Katz
Original Assignee
Robert Bosch Gmbh
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 Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Publication of WO2022096265A1 publication Critical patent/WO2022096265A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K15/03006—Gas tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K15/063—Arrangement of tanks
    • B60K15/067—Mounting of tanks
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J12/00—Pressure vessels in general
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/08—Mounting arrangements for vessels
    • F17C13/084—Mounting arrangements for vessels for small-sized storage vessels, e.g. compressed gas cylinders or bottles, disposable gas vessels, vessels adapted for automotive use
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2400/00—Special features of vehicle units
    • B60Y2400/10—Energy storage devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2400/00—Special features of vehicle units
    • B60Y2400/10—Energy storage devices
    • B60Y2400/102—Energy storage devices for hydrogen fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/01—Shape
    • F17C2201/0147—Shape complex
    • F17C2201/0157—Polygonal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/01—Shape
    • F17C2201/0147—Shape complex
    • F17C2201/0161—Honeycomb
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/03—Orientation
    • F17C2201/035—Orientation with substantially horizontal main axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/05—Size
    • F17C2201/056—Small (<1 m3)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
    • F17C2203/0602—Wall structures; Special features thereof
    • F17C2203/0612—Wall structures
    • F17C2203/0614—Single wall
    • F17C2203/0617—Single wall with one layer
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0123—Mounting arrangements characterised by number of vessels
    • F17C2205/013—Two or more vessels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0153—Details of mounting arrangements
    • F17C2205/0169—Details of mounting arrangements stackable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0305—Bosses, e.g. boss collars
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0311—Closure means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0323—Valves
    • F17C2205/0326—Valves electrically actuated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/01—Pure fluids
    • F17C2221/012—Hydrogen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0107—Single phase
    • F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
    • F17C2223/036—Very high pressure (>80 bar)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/03—Control means
    • F17C2250/032—Control means using computers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2260/00—Purposes of gas storage and gas handling
    • F17C2260/01—Improving mechanical properties or manufacturing
    • F17C2260/018—Adapting dimensions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2270/00—Applications
    • F17C2270/01—Applications for fluid transport or storage
    • F17C2270/0165—Applications for fluid transport or storage on the road
    • F17C2270/0168—Applications for fluid transport or storage on the road by vehicles

Definitions

  • Tank device for a fuel cell system and method for producing a tank device for a fuel cell system
  • the present invention relates to a tank device for a fuel cell system and a method for producing a tank device for a fuel cell system.
  • gas cylinders are mostly used in order to store the gas for the fuel cell system.
  • the gas cylinders are usually round. If a plurality of gas cylinders are used in a fuel cell system, they can be arranged in a space which can be provided for storing the gas. The space can accommodate a certain number of gas bottles, depending on the geometry, size and height of the gas bottles.
  • the round gas cylinders take up a certain space and there is a free space between them, depending on the dimensions of the gas cylinders. If the gas cylinders are lined up, approximately parallel to their cylindrical axis, they can only touch each other at one point due to their round shape.
  • DE 112006003013 B4 describes a tank with a fitting and a valve, the valve being fixed in the fitting.
  • the present invention provides a tank device for a fuel cell system according to claim 1 and a method for manufacturing a tank device for a fuel cell system according to claim 10.
  • the idea on which the present invention is based is to specify a tank device for a fuel cell system and a method for producing a tank device for a fuel cell system, wherein at least one pressure vessel can be provided with which a predetermined spatial area can be better filled and a storage volume for storing Gas can be increased for the fuel cell system in this space and can be better utilized.
  • the storage of a maximum amount of the gas can thereby become more efficient in terms of amount.
  • the tank device for a fuel cell system comprises at least one pressure vessel into which a gas for the fuel cell system can be introduced and/or stored, the pressure vessel comprising a main extension direction and an outer side, the outer side forming a polygonal structure at least in regions in a cross section with respect to the main extension direction, which is constant along the outside in the main extension direction.
  • the gas can be gaseous hydrogen, which can be stored under a predetermined pressure in the pressure vessel.
  • the fuel cell system can be a fuel cell stack for a vehicle, for example.
  • the gas for this can advantageously be gaseous hydrogen, whereas other gases can also be accommodated.
  • the pressure vessel may further include one or more valves for introducing and venting the gas.
  • the polygon structure can comprise/form a plurality of surfaces adjoining one another, which can then form a polygon or a part of a polygon in cross section.
  • the pressure vessel can also comprise one or more planar sections on the outside and the outside can also comprise curved sections in some areas.
  • the polygon structure completely surrounds the pressure vessel around a circumference of the pressure vessel and forms a honeycomb structure or partly surrounds the pressure vessel around the circumference of the pressure vessel and forms a partial honeycomb structure.
  • the outside can also form a partial honeycomb structure when the polygon is closed and can completely encircle the circumference axially.
  • the pressure vessel can have cylindrical symmetry, with the cylinder axis being able to run in the main direction of extension.
  • the partial honeycomb can also completely encircle the circumference of the pressure vessel if the pressure vessel forms a half honeycomb on the outside.
  • this comprises a plurality of pressure vessels which are arranged next to one another in one or more directions perpendicular to the main direction of extent and whose polygon structures abut one another in a form-fitting manner, the pressure vessels are arranged parallel to one another with respect to their main extension directions.
  • a height of the pressure vessels along the main extension direction can be the same for the pressure vessels or the pressure vessels can have different heights.
  • polygonal structures that abut each other in a form-fitting manner or can intermesh it is possible for adjacent pressure vessels to be able to close off one another in areas without creating a free space between the adjacent pressure vessels when they are lined up, at least on the adjacent surfaces of two pressure vessels. If several pressure vessels are lined up next to each other two-dimensionally and perpendicularly to the main direction of extent, pressure vessels with such polygon structures can be selected that they can be positioned next to each other in a form-fitting manner, so that a certain space can be filled with pressure vessels, so that little or no free space remains between these pressure vessels.
  • the pressure tanks can thus advantageously lie firmly against one another, support one another laterally via the form-fitting surfaces of the polygon structures, and overall the possible storage volume of the tank device can be improved in space with improved filling of the space (construction space) and reduction of the remaining free space between the pressure tanks.
  • a specific strength of the pressure vessels relative to one another and/or at a specific position can be achieved by lying against one another.
  • the pressure vessels are arranged directly next to one another.
  • this includes a holding device with which the pressure vessels are fastened to one another and/or can be fixed in a predetermined position relative to one another.
  • the holding device allows the pressure vessels to be held firmly together and/or at a specific position in the room.
  • the designation "room” can refer to a construction space.
  • the holding device comprises a band, a metal frame, at least one rod and/or at least one plate.
  • band or bands There can be one band or bands and a band run around a certain number of pressure vessels and connect or fix them together.
  • a fabric can also be used and be present in order to better connect the pressure vessels to one another and to fix them to one another or to a holder.
  • a width of the band or of the plurality of bands along the main direction of extension can vary and have at most the length in the main direction of extension of the revolving pressure vessels.
  • a combination of material and non-positive connection can take place, in which case the pressure vessels and/or the holding device can be welded to one another and/or connected to the band.
  • the band runs around the outside of adjacent pressure vessels and/or between adjacent pressure vessels.
  • the at least one pressure vessel comprises an inner side which comprises a round cross section or a honeycomb cross section along the main direction of extent.
  • a volume for storing the gas inside the pressure vessel can be increased by the round inside.
  • the pressure vessels with honeycomb structures and/or partial honeycomb structures are combined in their arrangement relative to one another in such a way that a plurality of pressure vessels together form a flat outer surface at least in regions.
  • a flat outer surface, formed from a plurality of pressure vessels, can at least partially correspond to a surface of the space (construction space) in which the pressure vessels can be arranged. With a level finish, the pressure vessels can then be inserted precisely into the installation space, at least in some areas, and the free space can be reduced compared to the volume of the installation space.
  • a plurality of pressure vessels are provided, into which a gas for the fuel cell system can be introduced and stored, the pressure vessels comprising a main extension direction and an outer side, the outer side being at least partially visible in a cross section with respect to the main extension direction forms a polygonal structure which is constant along the outside in the direction of main extension, in which the polygonal structure completely surrounds the respective pressure vessel around a circumference of the pressure vessel and forms a honeycomb structure or partially surrounds the pressure vessel around the circumference of the pressure vessel and forms a partial honeycomb structure; and lining up the pressure vessels in one or more directions perpendicular to the main direction of extent, such that the pressure vessels with their polygon structures abut one another in a form-fitting manner, the pressure vessels being arranged parallel to one another with respect to their main directions of extent.
  • the method can advantageously also be distinguished by the features of the tank device already mentioned, and vice versa.
  • FIG. 1 shows a schematic representation of a pressure vessel of a tank device according to an exemplary embodiment of the present invention
  • FIG. 2 shows a schematic representation of an arrangement of a plurality of pressure vessels of a tank device according to an exemplary embodiment of the present invention
  • FIG. 3 shows a block diagram of method steps of a method for producing a tank device for a fuel cell system according to an exemplary embodiment of the present invention.
  • FIG. 1 shows a schematic representation of a pressure vessel of a tank device according to an exemplary embodiment of the present invention.
  • FIG. 1 shows a side view of the pressure vessel transversely to the main direction of extension.
  • the pressure vessel DB can be shaped in such a way that a gas for the fuel cell system can be introduced and stored in it, the pressure vessel DB including a main extension direction HR and an outside AS.
  • the pressure vessel DB can include a cavity and, in the case of a honeycomb structure, can be cylindrically symmetrical on the outside, in particular with respect to the main extension direction HR.
  • the pressure vessel DB may be formed as a towed vessel and may include an end plate 17 and a front plate 18 which may close off the (cavity) pressure vessel DB at opposite ends.
  • the end plate 17 and/or the front plate 18 can be screwed or inserted into the pressure vessel DB in its bottom areas and can be sealed by a sealing seat 20 and/or by a sealing element 21 on the end plate 17 and/or on the front plate 18, with a combination of both may be possible.
  • the sealing seat 20 can be an enclosure in the wall of the pressure vessel DB, with the wall thickness of the pressure vessel being able to be reduced in this area, for example, in order to be able to accommodate the front plate 18 or the end plate 17 .
  • the sealing element 21 can be, for example, an elastic and/or sealing ring element, which can be arranged in the area of the front plate 18 or end plate 17 at its edge between this and the wall of the pressure vessel DB, for example in the front plate 18 or end plate 17 or in the wall of the pressure vessel.
  • the sealing element 21 can, for example, at least partially fill a free space in the front plate 18 or end plate 17 or in the wall of the pressure vessel and can press against the element opposite the free space (on the wall of the pressure vessel in the case of FIG. 1) and the interior of the pressure vessel from an outside area at the termination point of the front plate 18 or end plate 17 (pressure seal from the inside area to the outside area on this respective component).
  • a throttle point 19 can be present on the front panel 18, approximately in the middle of the front panel 18, and represent a closable connection between the interior and exterior of the pressure vessel.
  • a shut-off valve 22 with an electrical connection 24 and a fluid connection 23 can be present on the front panel, towards the outside. The shut-off valve can release the flow cross-section in and out of the pressure vessel. This shut-off valve can be switched (regulated/controlled) by a control unit.
  • FIG. 2 shows a schematic representation of an arrangement of a plurality of pressure vessels of a tank device according to an exemplary embodiment of the present invention.
  • FIG. 2 shows a view in the direction of the main extension, several pressure vessels DB1, DB2, etc. being shown in FIG.
  • the pressure vessels each have an inner area surrounded by an inner side IN.
  • the outer side AS can form a polygonal structure WS at least in some areas in a cross section with respect to the main direction of extension, it being possible for a first pressure vessel DB1 to comprise a honeycomb structure WS on the outer side AS.
  • a second pressure vessel DB2 can be designed as a partial honeycomb structure TWS, for example as a half honeycomb.
  • the first pressure vessel DB1 may comprise a circular inside IN and the second pressure vessel DB2 may comprise a (semi) honeycomb inside, such as with a predetermined wall thickness, which may be constant in the same pressure vessel or may vary depending on the level on the outside.
  • the pressure vessels can have different wall thicknesses, regardless of whether the inside is round or polygonal.
  • a honeycomb can be supplemented by an adjacent further honeycomb or half-honeycomb in two dimensions and arranged next to one another perpendicularly to the main directions of extent, advantageously without creating any free space in the installation volume of the tank device 10 .
  • these can be connected to one another in such a way that a flat surface F can be formed at least in certain areas, which can fill out a volume of installation space in a form-fitting manner.
  • the pressure vessels can be arranged parallel to one another with respect to their main directions of extent and directly adjoin one another.
  • the tank device 10 can include a holding device HE, with which the pressure vessels can be attached to one another and/or can be fixed in a predetermined position relative to one another.
  • the holding device HE can comprise a band.
  • the strap may extend externally around and hold adjacent pressure vessels and/or between adjacent pressure vessels.
  • a clamping device for fixing the pressure vessels (rods/plates) can be present (not shown).
  • the honeycombs can be layered and/or stacked very easily in one and/or a second dimension in order to optimally utilize an existing installation space
  • FIG. 3 shows a block diagram of method steps of a method for producing a tank device for a fuel cell system according to an exemplary embodiment of the present invention.
  • a plurality of pressure vessels are provided S1, into which a gas for the fuel cell system can be introduced and stored, the pressure vessels comprising a main extension direction and an outer side, the outer side being at least partially visible in a cross section with respect to the main extension direction forms a polygonal structure which is constant along the outside in the direction of main extension, in which the polygonal structure completely surrounds the respective pressure vessel around a circumference of the pressure vessel and forms a honeycomb structure or partially surrounds the pressure vessel around the circumference of the pressure vessel and forms a partial honeycomb structure; and a row S2 of the pressure vessels next to one another in one or more directions perpendicular to the main extension direction such that the pressure vessels with their polygon structures abut one another in a form-fitting manner, the pressure vessels being arranged parallel to one another with respect to their main extension directions.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Fuel Cell (AREA)

Abstract

La présente invention se rapporte à un dispositif de réservoir (10), pour un système de pile à combustible, qui comprend au moins un récipient sous pression (DB), dans lequel un gaz destiné au système de pile à combustible peut être introduit et stocké, le récipient sous pression (DB) ayant une direction principale d'extension (HR) et un extérieur (AS), dans une section transversale par rapport à la direction principale d'extension (HR), l'extérieur (AS) formant au moins par endroits une structure polygonale (WS), laquelle structure polygonale étant constante le long de l'extérieur (AS) dans la direction principale d'extension (HR).
PCT/EP2021/079058 2020-11-05 2021-10-20 Dispositif de réservoir pour système de pile à combustible et procédé de fabrication d'un dispositif de réservoir pour un système de pile à combustible WO2022096265A1 (fr)

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DE102020213911.3 2020-11-05
DE102020213911.3A DE102020213911A1 (de) 2020-11-05 2020-11-05 Tankeinrichtung für ein Brennstoffzellensystem und Verfahren zum Herstellen einer Tankeinrichtung für ein Brennstoffzellensystem

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WO2022096265A1 true WO2022096265A1 (fr) 2022-05-12

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2165880A1 (de) * 1971-12-31 1973-07-12 Erich A Dolderer Leichtbau-behaelter fuer gase
FR2792706A1 (fr) * 1999-04-23 2000-10-27 Guy Negre Embout de raccordement de reservoir d'air comprime ou autres gaz a haute pression et circulation interne du fluide
EP1068470A1 (fr) * 1998-03-26 2001-01-17 Giat Industries Reservoir polyedrique destine a contenir des fluides sous pression
US20040226607A1 (en) * 2002-04-08 2004-11-18 Antoine Hervio Pressurized fluid tank, in particular compressed gas tank for a motor vehicle
DE112006003013B4 (de) 2005-11-08 2011-07-28 Toyota Jidosha Kabushiki Kaisha, Aichi-ken Tank
SE1850443A1 (en) * 2018-04-18 2019-10-19 Scania Cv Ab Tank assembly, Method of Identifying an Identity of a Tank, and Related Devices

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* Cited by examiner, † Cited by third party
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US3537416A (en) 1969-01-02 1970-11-03 Exxon Research Engineering Co Shipping container and method for transporting hydrocarbon fluids and the like
JP5824240B2 (ja) 2010-05-11 2015-11-25 株式会社キーレックス 車両用高圧タンク
KR20150075084A (ko) 2012-09-19 2015-07-02 씨. 이엔 리미티드 수소 가스 고압 저장 시스템
GB201612227D0 (en) 2016-07-14 2016-08-31 Maltin Christopher A system for an environmentally friendly gas supply system
RU2665564C1 (ru) 2017-07-28 2018-08-31 Общество с ограниченной ответственностью "Инжиниринговый сервис и консалтинг" (ООО "ИнСК") Система для хранения топливных газов
GB2572559B (en) 2018-04-03 2020-12-09 Sarchex Ltd Hexagonal pressure vessel formed of folded sheets

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2165880A1 (de) * 1971-12-31 1973-07-12 Erich A Dolderer Leichtbau-behaelter fuer gase
EP1068470A1 (fr) * 1998-03-26 2001-01-17 Giat Industries Reservoir polyedrique destine a contenir des fluides sous pression
FR2792706A1 (fr) * 1999-04-23 2000-10-27 Guy Negre Embout de raccordement de reservoir d'air comprime ou autres gaz a haute pression et circulation interne du fluide
US20040226607A1 (en) * 2002-04-08 2004-11-18 Antoine Hervio Pressurized fluid tank, in particular compressed gas tank for a motor vehicle
DE112006003013B4 (de) 2005-11-08 2011-07-28 Toyota Jidosha Kabushiki Kaisha, Aichi-ken Tank
SE1850443A1 (en) * 2018-04-18 2019-10-19 Scania Cv Ab Tank assembly, Method of Identifying an Identity of a Tank, and Related Devices

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