EP1517048A2 - Accumulateur hydropneumatique - Google Patents

Accumulateur hydropneumatique Download PDF

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Publication number
EP1517048A2
EP1517048A2 EP04030566A EP04030566A EP1517048A2 EP 1517048 A2 EP1517048 A2 EP 1517048A2 EP 04030566 A EP04030566 A EP 04030566A EP 04030566 A EP04030566 A EP 04030566A EP 1517048 A2 EP1517048 A2 EP 1517048A2
Authority
EP
European Patent Office
Prior art keywords
housing
longitudinal axis
membrane
housing shell
pressure accumulator
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.)
Granted
Application number
EP04030566A
Other languages
German (de)
English (en)
Other versions
EP1517048A3 (fr
EP1517048B1 (fr
Inventor
Herbert Baltes
Markus Lehnert
Gernot Rupp
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.)
Hydac Technology GmbH
Original Assignee
Hydac Technology 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 Hydac Technology GmbH filed Critical Hydac Technology GmbH
Publication of EP1517048A2 publication Critical patent/EP1517048A2/fr
Publication of EP1517048A3 publication Critical patent/EP1517048A3/fr
Application granted granted Critical
Publication of EP1517048B1 publication Critical patent/EP1517048B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/04—Accumulators
    • F15B1/08—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor
    • F15B1/10—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with flexible separating means
    • F15B1/12—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with flexible separating means attached at their periphery
    • F15B1/125—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with flexible separating means attached at their periphery characterised by the attachment means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/04—Accumulators
    • F15B1/08—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor
    • F15B1/10—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with flexible separating means
    • F15B1/106—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with flexible separating means characterised by the way housing components are assembled
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/04—Accumulators
    • F15B1/08—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor
    • F15B1/10—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with flexible separating means
    • F15B1/12—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with flexible separating means attached at their periphery
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/20—Accumulator cushioning means
    • F15B2201/205—Accumulator cushioning means using gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/30—Accumulator separating means
    • F15B2201/315—Accumulator separating means having flexible separating means
    • F15B2201/3151—Accumulator separating means having flexible separating means the flexible separating means being diaphragms or membranes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/30—Accumulator separating means
    • F15B2201/315—Accumulator separating means having flexible separating means
    • F15B2201/3156—Accumulator separating means having flexible separating means characterised by their attachment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/40—Constructional details of accumulators not otherwise provided for
    • F15B2201/41—Liquid ports
    • F15B2201/411—Liquid ports having valve means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/40—Constructional details of accumulators not otherwise provided for
    • F15B2201/415—Gas ports
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/40—Constructional details of accumulators not otherwise provided for
    • F15B2201/43—Anti-extrusion means
    • F15B2201/435—Anti-extrusion means being fixed to the separating means

Definitions

  • the invention relates to a hydropneumatic pressure accumulator with a formed from at least two interconnected housing shells Housing that separates the interior of the store from the outside environment, with a longitudinal axis defining a cross-section and the interior of the housing in two spaces, in particular a gas space and a Liquid space, dividing partition in the form of a gas-tight Membrane with its peripheral edge region to form a Seal to the inner wall of the housing by means of a holding device is clamped, which receives the edge region of the membrane between them Holding surfaces and at least one clamping force between the edge region and holding surfaces generating power storage element, wherein at least one of the retaining surfaces by a wall part of the housing shells is formed, wherein the retaining surfaces over their entire surface area run equidistant to each other to an annular gap between them to form, over its axial extent a constant light Has gap width, and wherein the located on one of the housing shells, based on the longitudinal axis outer holding surface part of the
  • Comparable accumulators are for example by DE 25 34 361 B2 known. Because of the very tight tolerances, as in the case of each other cooperating wall parts at the connection region of the housing shells as well as for contacting the edge region of the membrane Areas are observed, the installation of the membrane and the designed Assembly of the housing shells relatively difficult. Because of the Precise fit will result in least misalignment or tilt error relative to the longitudinal axis when moving the parts to disturbances of the assembly process or even damage due to misalignment or tilting.
  • EP 1 031 729 A2 is a generic hydropneumatic Pressure accumulator known, as a holding device for the partition or Separating membrane is provided a separate mounting ring, the between clamped two housing shells makes the determination.
  • the fastening ring as a holding device presses over a flange-like metal ring an end-side membrane bead in the associated receptacle of lower housing shell of the memory.
  • the housing shells Cylindrically formed on their mutually facing guide surfaces and thus in contact with each other.
  • the fastening ring as well
  • the lower housing shell extend over a predeterminable area below the Festlegewulstes with mutually parallel retaining surfaces, which define an equidistant gap with each other and so on one specifiable distance keep the partition wall.
  • the invention has the task to create a pressure accumulator of the type mentioned, which is characterized a construction which makes a particularly simple assembly possible characterized and the disadvantages described in the prior art does not have.
  • This task is solved by a hydropneumatic Pressure accumulator with the features of claim 1 in its entirety.
  • the one another to be connected end portions of the housing shells and the holding device to make the membrane so that the end portion of that Housing shell, which the outer holding surface for the Membraneinlays forms, a funnel-like outward extended guide surface forms when moving together the two housing shells.
  • the housing halves in the assembled state the housing halves, is equidistant from the other holding surface, thus results in the process of assembling the housing shells due to funnel-shaped arrangements of the guide surfaces a kind of self-centering, so that a trouble-free assembly with simple means allows is particularly well-defined investment situation for the edge of Partition wall or the separation membrane.
  • the elastic Sealing element with immediate effect on the edge region of the Membrane is also safe in the given overall situation Seal between the interior of the store and the environment reached.
  • the sealing element with an acting biasing force act on the assignable edge region of the membrane can, the sealing force is significantly improved and the membrane in their position exactly defined on its edge area, what the lifetime of the Membrane benefits as a whole.
  • Pressure accumulator has the other housing shell for the collapse with the one housing shell a funnel-shaped narrowing inwards further guide surface, wherein in the contracted state of the two housing shells, the two guide surfaces in contact with each other are and / or maintain an equidistant distance from each other.
  • a precise centering of a housing shell over the given other housing shell In register exact centering can such the said guide surfaces and other sealing surfaces of the memory with training.
  • Pressure accumulator extends the outer holding surface in extension and thus same inclination to its associated guide surface.
  • the inner support surface extending parallel to the outer support surface arranged offset by one step inwards to the longitudinal axis of the memory. Due to the pertinent arrangement, the holding surfaces can be train in meaningful continuation of the guide surfaces, what the Production costs significantly reduced.
  • the holding device be formed directly from the two housing shells and on an additional mounting ring can be completely eliminated. It is also possible while maintaining the advantages of the invention another embodiment, the pertinent arrangement by use realize a fastening ring, but then what the variety of parts increases and consequently the production costs.
  • each guide surface is shorter as the length of each associated holding surface.
  • the preferred range for the angle under which the outside Retaining surface widens outwardly in a funnel-like manner with respect to the longitudinal axis is 4 ° to 10 °, preferably 5 ° to 6 °.
  • a in Fig. 1 as a whole with 1 designated pressure accumulator has two Storage housing forming housing shells 3 and 5, which approximately formed hemispherical and connected together at an interface 7 are.
  • the Housing shells 3 and 5 at the seam 7 by electron beam welding or laser welding connected to each other gas-tight.
  • the housing shells 3 and 5 each have an opening 9 and 11, each for the Attachment of a connection fitting, which is not shown, are provided which the connection to a Gasein- and -nach Stahl also not shown or hydraulic system manufactures.
  • the interior of the housing is characterized by a partition in the form of a gas-tight Membrane 13 in a top in Fig. 1 located gas space 15 and a lower, adjacent to the opening 11 liquid space 17 divided.
  • the membrane 13 may be formed of an elastomeric material or preferably of a plastic material. It can be about a monolayer membrane made of a polyamide, e.g. PA6, or a polyamide blend, such as polyamide polyolefin, or of polyethylene terephthalate, Polyethylene naphthalate or polyvinylidene chloride.
  • the above-mentioned plastics as Be provided barrier layer, at which a cover layer or more Cover layers are or are located.
  • the membrane 13 is shown in Fig. 1 in not fully stretched state.
  • the smallest volume of the Liquid space 17 corresponds, would a glued to the membrane 13 or molded-on reinforcement 19, acting in the manner of a valve disk, come to rest over the inner edge of the opening 11 and at the opening 11 not only have a sealing effect, but also an impression of the Membrane 13 in the opening 11 by the prevailing in the gas space 15 Prevent pressure.
  • the reinforcement 19 can also be made of a material Verdikkung the membrane 13 itself be formed.
  • FIG. 1 shows the area designated by II in FIG. 1 on a larger scale, so that the details of the design of the edge region 21 of Membrane 13 and the holding device for the clamping of the membrane 13 are removable.
  • the edge region 21 of the membrane 13 has a bead-like thickening 23, which is received between two retaining surfaces, of which the housing shell 5 associated holding surface with 25 and the housing shell. 3 assigned holding surface is denoted by 27.
  • the holding surfaces 25 and 27 extend over the entire circumference of the pressure accumulator housing to each other equidistant, so that they have between them an annular gap for recording the edge region 21 of the membrane 13 form, over its axial extent has a constant clear gap width D (Fig. 2).
  • Fig. 1 the by the approximately spherical shape of the housing shells 3 and 5 defined longitudinal axis of the pressure accumulator 1 designated 29.
  • the defined by this longitudinal axis 29 longitudinal direction of the pressure accumulator is illustrated in Fig. 2 by an auxiliary line 31, to the longitudinal axis 29th is parallel.
  • Fig. 2 which is based on the Longitudinal axis 29, outer holding surface 25 under a very sharp Angle ⁇ to the longitudinal direction indicated by the auxiliary line 31, i. inclined relative to the longitudinal axis 29.
  • the outer holding surface 25 is therefore part of the lateral surface of a cone whose tip is on the longitudinal axis 29 of the pressure accumulator is located. According to the illustration of FIG.
  • FIGS. 1 and 2 are the outer holding surface 25 at the small angle ⁇ , the is preferably about 4 ° to 10 °, with respect to the longitudinal axis 29 inclined so, that the holding surface 25 at its upper end in Fig. 2, i. at its the housing shell 3 facing the end, the largest radial distance from the longitudinal axis 29 has. That of the housing shell 3 facing End of the lower in Fig. 1 and 2 housing shell 5 is therefore edge slightly widened funnel-like. The in the slightly expanded open end the housing shell 5 to be used end portion of FIGS.
  • the one housing shell 5 is slightly towards its outer end funnel-like outwardly extended guide surface 34 for the collapse the two housing shells 3.5 provided.
  • the other housing shell 3 is for moving together with a housing shell 5 after inside also funnel-shaped narrowing with another guide surface 36 provided, wherein in the contracted state of the two Housing shells 3.5, the two guide surfaces 34,36 in contact with each other are.
  • the outer support surface 25 in extension and thus the same inclination to the guide surface 34 associated therewith arranged.
  • the inner support surface 27 is in turn parallel to the outer holding surface 25 extending around a step 38 inwardly to the longitudinal axis 29 out offset and the length of each guide surface 34,36 is shorter than the length of each associated holding surface 25.27.
  • the one guide surface 34 of the housing shell closes 5 to the free end 32 of the same.
  • the holding device in question for the membrane partition can be formed directly from the two housing parts 3.5 or at least partly from a separate mounting ring (not shown), the in one of the two housing shells 3,5, in particular in the lower housing shell 5, can be used.
  • the projection 33 is integral with formed in the figure above housing shell 3.
  • the housing shell 5 a rigid composite.
  • elastic sealing element 41 is provided to one Clamping force for the clamping and the sealing of the edge region 21
  • elastic sealing element 41 is provided to produce the membrane 13 .
  • This is in the manner of an O-ring between the holding surfaces 25 and 27 clamped and exerts on the end edge 39 of the thickening 23 a in Axial acting clamping force, between a transverse to the support surface 27 extending support surface 43 and the support surface 25 transversely extending support surface 37 acts.
  • the sealing element seals 41 both against the support surface 25 and against the support surface 27 out from.
  • the sealing element 41 is at the end edge 39 of the thickening 23 of the membrane 13 glued or molded.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • External Artificial Organs (AREA)
  • Vehicle Body Suspensions (AREA)
EP04030566A 2001-03-31 2002-03-09 Accumulateur hydropneumatique Expired - Lifetime EP1517048B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10116235 2001-03-31
DE10116235A DE10116235A1 (de) 2001-03-31 2001-03-31 Hydropneumatischer Druckspeicher
EP02722196A EP1373736B1 (fr) 2001-03-31 2002-03-09 Accumulateur de pression hydropneumatique

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP02722196.9 Division 2002-03-09
EP02722196A Division EP1373736B1 (fr) 2001-03-31 2002-03-09 Accumulateur de pression hydropneumatique

Publications (3)

Publication Number Publication Date
EP1517048A2 true EP1517048A2 (fr) 2005-03-23
EP1517048A3 EP1517048A3 (fr) 2005-11-09
EP1517048B1 EP1517048B1 (fr) 2007-05-09

Family

ID=7680001

Family Applications (2)

Application Number Title Priority Date Filing Date
EP04030566A Expired - Lifetime EP1517048B1 (fr) 2001-03-31 2002-03-09 Accumulateur hydropneumatique
EP02722196A Expired - Lifetime EP1373736B1 (fr) 2001-03-31 2002-03-09 Accumulateur de pression hydropneumatique

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP02722196A Expired - Lifetime EP1373736B1 (fr) 2001-03-31 2002-03-09 Accumulateur de pression hydropneumatique

Country Status (5)

Country Link
US (1) US6857450B2 (fr)
EP (2) EP1517048B1 (fr)
JP (1) JP4188697B2 (fr)
DE (3) DE10116235A1 (fr)
WO (1) WO2002079653A1 (fr)

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WO2023186528A1 (fr) * 2022-04-02 2023-10-05 Hydac Technology Gmbh Dispositif de détente

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US20060254541A1 (en) * 2005-05-10 2006-11-16 Peter Nushart Breather for a pump
US8359856B2 (en) 2008-04-09 2013-01-29 Sustainx Inc. Systems and methods for efficient pumping of high-pressure fluids for energy storage and recovery
US8479505B2 (en) 2008-04-09 2013-07-09 Sustainx, Inc. Systems and methods for reducing dead volume in compressed-gas energy storage systems
US8474255B2 (en) 2008-04-09 2013-07-02 Sustainx, Inc. Forming liquid sprays in compressed-gas energy storage systems for effective heat exchange
US20100307156A1 (en) 2009-06-04 2010-12-09 Bollinger Benjamin R Systems and Methods for Improving Drivetrain Efficiency for Compressed Gas Energy Storage and Recovery Systems
US8037678B2 (en) * 2009-09-11 2011-10-18 Sustainx, Inc. Energy storage and generation systems and methods using coupled cylinder assemblies
US7958731B2 (en) * 2009-01-20 2011-06-14 Sustainx, Inc. Systems and methods for combined thermal and compressed gas energy conversion systems
US20110266810A1 (en) 2009-11-03 2011-11-03 Mcbride Troy O Systems and methods for compressed-gas energy storage using coupled cylinder assemblies
US8250863B2 (en) 2008-04-09 2012-08-28 Sustainx, Inc. Heat exchange with compressed gas in energy-storage systems
US7802426B2 (en) 2008-06-09 2010-09-28 Sustainx, Inc. System and method for rapid isothermal gas expansion and compression for energy storage
US8240140B2 (en) 2008-04-09 2012-08-14 Sustainx, Inc. High-efficiency energy-conversion based on fluid expansion and compression
US8448433B2 (en) 2008-04-09 2013-05-28 Sustainx, Inc. Systems and methods for energy storage and recovery using gas expansion and compression
US8225606B2 (en) 2008-04-09 2012-07-24 Sustainx, Inc. Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression
US7832207B2 (en) 2008-04-09 2010-11-16 Sustainx, Inc. Systems and methods for energy storage and recovery using compressed gas
US8677744B2 (en) 2008-04-09 2014-03-25 SustaioX, Inc. Fluid circulation in energy storage and recovery systems
WO2010105155A2 (fr) * 2009-03-12 2010-09-16 Sustainx, Inc. Systèmes et procédés destinés à améliorer le rendement de transmission pour le stockage d'énergie sous forme de gaz comprimé
SI2233844T1 (sl) † 2009-03-14 2014-12-31 Winkelmann Sp. Z.O.O. Membranska tlačna ekspanzijska posoda
US8104274B2 (en) 2009-06-04 2012-01-31 Sustainx, Inc. Increased power in compressed-gas energy storage and recovery
US8171728B2 (en) 2010-04-08 2012-05-08 Sustainx, Inc. High-efficiency liquid heat exchange in compressed-gas energy storage systems
US8191362B2 (en) 2010-04-08 2012-06-05 Sustainx, Inc. Systems and methods for reducing dead volume in compressed-gas energy storage systems
US8234863B2 (en) 2010-05-14 2012-08-07 Sustainx, Inc. Forming liquid sprays in compressed-gas energy storage systems for effective heat exchange
US8495872B2 (en) 2010-08-20 2013-07-30 Sustainx, Inc. Energy storage and recovery utilizing low-pressure thermal conditioning for heat exchange with high-pressure gas
US8578708B2 (en) 2010-11-30 2013-11-12 Sustainx, Inc. Fluid-flow control in energy storage and recovery systems
WO2012158781A2 (fr) 2011-05-17 2012-11-22 Sustainx, Inc. Systèmes et procédés pour un transfert thermique biphasé efficace dans des systèmes de stockage d'énergie à air comprimé
US20130091834A1 (en) 2011-10-14 2013-04-18 Sustainx, Inc. Dead-volume management in compressed-gas energy storage and recovery systems
DE102014000378A1 (de) * 2014-01-14 2015-07-16 Hydac Technology Gmbh Hydrospeicher
DE102014005511A1 (de) * 2014-04-12 2015-10-15 Hydac Technology Gmbh Speichereinrichtungen und Montageverfahren zum Herstellen von solchen Speichereinrichtungen
WO2017173122A1 (fr) * 2016-03-31 2017-10-05 Flexcon Industries, Inc. Réservoir d'expansion à diaphragme flexible unique découplé
IT201600108035A1 (it) * 2016-10-26 2018-04-26 Hutchinson Srl Smorzatore per una linea di fluido, in particolare una linea del carburante per un motore a combustione interna
US10641431B2 (en) * 2016-12-22 2020-05-05 Steelhead Composites, Llc Lightweight composite overwrapped pressure vessels with sectioned liners
US11448364B2 (en) 2016-12-22 2022-09-20 Steelhead Composites, Inc. Lightweight composite overwrapped accumulators
DE102017219496A1 (de) * 2017-11-02 2019-05-02 Krones Ag Leimversorgung für Etikettieraggregat mit Leimdrucker
US11193506B2 (en) * 2018-11-15 2021-12-07 Canon Kabushiki Kaisha Pulsation dampener with gas retention
WO2022266373A1 (fr) * 2021-06-16 2022-12-22 Performance Pulsation Control, Inc. Bague de compression radiale à diaphragme (drcr tm) permettant d'améliorer la capacité d'étanchéité et la durée de vie des diaphragmes utilisés dans des amortisseurs/des accumulateurs/un équipement de commande de pulsations

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Publication number Priority date Publication date Assignee Title
DE2534361A1 (de) 1975-08-01 1977-02-03 Langen & Co Hydropneumatischer druckspeicher
EP1031729A2 (fr) 1999-02-23 2000-08-30 Nauchno-Proizvodstvennoe Obiedinenie "Energomash", Imenie Akademika V.P. Glushko Réservoir pour l'accumulation et l'expulsion d'un liquide

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DE2738683A1 (de) * 1977-08-27 1979-03-08 Fichtel & Sachs Ag Membraneinspannung fuer hydropneumatische druckspeicher
DE2810882C3 (de) * 1978-03-13 1980-09-18 Siemens Ag, 1000 Berlin Und 8000 Muenchen Druckwindkessel für eine druckgeregelte Wasserversorgungsanlage
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JPH094601A (ja) * 1995-06-22 1997-01-07 Nok Corp アキュムレータ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2534361A1 (de) 1975-08-01 1977-02-03 Langen & Co Hydropneumatischer druckspeicher
EP1031729A2 (fr) 1999-02-23 2000-08-30 Nauchno-Proizvodstvennoe Obiedinenie "Energomash", Imenie Akademika V.P. Glushko Réservoir pour l'accumulation et l'expulsion d'un liquide

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023186528A1 (fr) * 2022-04-02 2023-10-05 Hydac Technology Gmbh Dispositif de détente

Also Published As

Publication number Publication date
US6857450B2 (en) 2005-02-22
EP1373736B1 (fr) 2005-11-09
DE10116235A1 (de) 2002-10-17
EP1373736A1 (fr) 2004-01-02
JP2004523710A (ja) 2004-08-05
DE50204867D1 (de) 2005-12-15
JP4188697B2 (ja) 2008-11-26
US20040045615A1 (en) 2004-03-11
EP1517048A3 (fr) 2005-11-09
WO2002079653A1 (fr) 2002-10-10
DE50210143D1 (de) 2007-06-21
EP1517048B1 (fr) 2007-05-09

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