WO2018193071A1 - Elektrochemievorrichtung und verfahren zum betrieb einer elektrochemievorrichtung - Google Patents
Elektrochemievorrichtung und verfahren zum betrieb einer elektrochemievorrichtung Download PDFInfo
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- WO2018193071A1 WO2018193071A1 PCT/EP2018/060123 EP2018060123W WO2018193071A1 WO 2018193071 A1 WO2018193071 A1 WO 2018193071A1 EP 2018060123 W EP2018060123 W EP 2018060123W WO 2018193071 A1 WO2018193071 A1 WO 2018193071A1
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- WIPO (PCT)
- Prior art keywords
- electrochemical
- cell
- fluid supply
- supply path
- fluid
- Prior art date
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Classifications
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
- C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/70—Assemblies comprising two or more cells
- C25B9/73—Assemblies comprising two or more cells of the filter-press type
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- 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
-
- 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
- H01M8/10—Fuel cells with solid electrolytes
- H01M2008/1095—Fuel cells with polymeric electrolytes
-
- 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
- H01M8/04201—Reactant storage and supply, e.g. means for feeding, pipes
-
- 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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2483—Details of groupings of fuel cells characterised by internal manifolds
-
- 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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2484—Details of groupings of fuel cells characterised by external manifolds
-
- 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
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
-
- 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
Definitions
- An object of the invention is, in particular, improved properties with regard to a reliable and / or efficient operation of a
- Electrochemical device in particular an electrolysis device to provide.
- uniform and / or comprehensive fluid supply can be achieved.
- uneven heating can be avoided.
- a high density of a cell stack can be achieved.
- a high efficiency, in particular a hydrogen production can be achieved.
- to achieve a uniform fluid supply to regulating valves or the like are at least largely dispensed with.
- Electrolyzer understood to be provided for performing at least one at least partially electrochemical operation.
- the electrochemical device can also be the entire device and / or the entire machine , ,
- the electrochemical device is intended to convert electrical energy into chemical binding energy and / or chemical binding energy into electrical energy.
- the electrochemical device may include a fuel cell device, a battery device, a meter device, a generator device, an analyzer, an electrode position device, an anodization device, a plating device
- the electrochemical device can be provided to at least one gas, in particular hydrogen, with an overpressure against an environment
- the electrochemical device can be provided for connection to a gas container, in particular a hydrogen tank, it being conceivable for an operating pressure of the electrochemical device to be adaptable and / or adapted to a filling level of the gas container. For example, it is conceivable that the electrochemical device generates the gas against a filling pressure of the gas container and this particular without
- High pressure electrolysis device and in particular be provided to at least one gas, in particular hydrogen, with a pressure of at least 50 bar, preferably of at least 70 bar and more preferably of at least 100 bar or more to produce and / or provide.
- gas in particular hydrogen
- the term "intended” should be understood to mean in particular specially programmed, designed and / or equipped, in particular that an object is intended for a specific function - -
- electrochemical cell is to be understood in particular as meaning a functional unit by means of which at least one electrochemical reaction can be carried out, in particular an electrochemical reaction of the type for the implementation of which the electrochemical device is provided
- the electrochemical cell is an electrolysis cell
- the electrochemical cell is particularly advantageously a cell stack-compatible electrolysis cell, in particular an electrolysis cell stack
- the electrochemical cell comprises at least one anode, to which oxygen is preferably applied in the normal operating state
- the electrochemical cell comprises at least one cathode, to which hydrogen is preferably formed in the normal operating state
- the electrochemical cell comprises z at least one membrane, in particular an advantageously selectively proton-conducting membrane, preferably a polymer electrolyte membrane.
- the anode and the cathode are separated from one another at least by the membrane.
- the anode and / or the cathode is planar and / or layered and / or a layer and / or coating.
- the membrane is formed at least partially, and more preferably at least a majority, of National.
- the electrochemical cell comprises at least one
- a bipolar element in particular a bipolar element, preferably a
- At least 55%, advantageously at least 65%, preferably at least 75%, particularly preferably at least 85%, and particularly advantageously at least 95%, but in particular also completely, is to be understood by the term "at least a majority”.
- At least 55%, advantageously at least 65%, preferably at least 75%, particularly preferably at least 85%, and particularly advantageously at least 95%, but in particular also 100%, are to be understood by the term "at least a large part".
- electrochemical cells of the cell unit for example, starting from one side, according to a number one would be different.
- the cell unit comprises at least one cell stack, in particular an electrolysis stack, which comprises a plurality, preferably a multiplicity, of stacked electrochemical cells.
- the cell stack comprises at least the , ,
- Electrolysis device is formed, is advantageous in the normal operating state of the electrochemical cells, in particular of the cell stack, one each
- the fluid supply unit has at least one connection which can be connected to and / or connected to a, in particular external, fluid supply, in particular a fluid circuit, preferably a water circuit.
- a fluid supply may comprise a fluid supply circuit, in particular with at least one pump and / or with at least one filter and / or with at least one fluid reservoir or the like.
- the fluid supply unit is provided to form at least a part of a fluid supply circuit.
- Fluid line section include.
- the fluid supply unit comprises at least one fluid supply path per electrochemical cell of the cell stack, wherein in each case an electrochemical cell is assigned in each case a fluid supply path, in particular unambiguously, and / or by the corresponding one , ,
- Cell unit include.
- the electrochemical device in particular the cell unit and / or the fluid supply unit, is preferably in the
- Fluid supply paths formed and / or at least substantially the same length as this.
- Fluid supply unit smaller and advantageous at least ten times or 20 times smaller or even smaller than a number of fluid supply paths and / or a number of electrochemical cells.
- the first end plate on the inlet.
- the second end plate on the expiration is preferably arranged in front of the cell unit in the stacking direction.
- the sequence is arranged in the stacking direction behind the cell unit.
- the inlet and the outlet are arranged offset from each other when viewed in the stacking direction.
- the first fluid supply path and the second lead are arranged in front of the cell unit in the stacking direction.
- Fluid supply path at least in sections by a common fluid line, in particular of a line section of the inlet and / or of a
- the fluid supply unit at least one
- the inlet channel and / or the outlet channel is a common fluid line of several, in particular all, electrochemical cells of the cell stack and / or the cell unit.
- at least substantially parallel should be understood here in particular an orientation of a direction relative to a reference direction, in particular in a plane, wherein the direction relative to the reference direction a deviation in particular less than 8 °, advantageously less than 5 ° and particularly advantageously smaller.
- Inlet channel at least partially forms the first inlet section and the second inlet section and / or the outlet channel, the first outlet section and the second outlet section.
- Drain section and the second drain section at least partially identical and in particular at least partially identical with the drain channel.
- This can advantageously be a common inlet and / or a common sequence for
- electrochemical cells are used, for example, a cell stack.
- the first electrochemical cell has at least one functional element which forms at least a portion of the first fluid supply path and at least a portion of the second fluid supply path.
- a plurality of, in particular stacked, functional elements of the cell unit, in particular of the cell stack jointly form the first fluid supply path and / or the second fluid supply path.
- functional elements of different electrochemical cells form at least a portion of the inlet channel and / or the inlet channel and / or at least a portion of the outlet channel and / or the outlet channel. This can advantageously be achieved a compact design.
- the functional element is a functional one
- Cell stack element is.
- the cell stacking element has at least one recess, in particular a passage, which is provided, in particular aligned, bushings of others
- the first fluid supply path extends through the first electrochemical cell in a direction that is at least substantially perpendicular to the stacking direction and / or at least substantially parallel to one
- the invention is based on a method for operating a
- control valves or the like can at least largely be dispensed with in order to achieve a uniform supply of fluid.
- Electrochemical device in a schematic plan view
- FIG. 3 shows the electrochemical device in a schematic frontal view
- FIG. 4 shows a first alternative electrochemical device in a schematic
- FIG. 6 shows a third alternative electrochemical device in a schematic
- FIG. 1 shows an electrolyzer 48a with an electrochemical device 10a in a schematic side view.
- the electrolyzer 48a is shown only schematically in the present case and may include components not shown, such as
- the electrochemical device 10a in the present case is formed as an electrolyzer device.
- the electrolyzer 10a is a hydrogen electrolyzer.
- the electrochemical device 10a may be used as a
- Fuel cell device a meter device, a galvanization device or the like is formed.
- the electrochemical device 10a has a cell unit 12a that includes at least a first electrochemical cell 14a and at least a second electrochemical cell 16a - -
- the cell unit 12a has a plurality of
- electrochemical cells 14a, 16a of which for reasons of clarity schematically shown only five and not all provided with reference numerals.
- the electrochemical cells 14a, 16a of the cell unit 12a are not shown to scale in FIG.
- the electrochemical cells 14a, 16a of the cell unit 12a may be substantially flatter than those in FIG.
- the cell unit 12a has a cell stack 46a comprising a plurality of stacked electrochemical cells 14a, 16a.
- all the electrochemical cells 14a, 16a of the cell unit 12a are stacked to the cell stack 46a.
- the electrochemical cells 14a, 16a of the cell unit 12a are at least substantially identical to one another.
- the cell stack 46a is in the present case an electrolysis stack.
- the electrochemical cells 14a, 16a of the cell unit 12a are stacked in a stacking direction 50a.
- the stacking direction 50a corresponds to a stack thickness direction of the cell stack 46a.
- the stacking direction 50a extends in the present case perpendicular to a
- the cell unit 12a has a first end plate 52a and a second end plate 54a.
- the first end plate 52a and the second end plate 54a define the electrochemical cells 14a, 16a of the cell stack 46a toward opposite sides of the cell stack 46a.
- the end plates 52a, 54a are connected to one another, for example, by means of connecting struts and act on the electrochemical cells 14a, 16a of the cell stack 46a with a pressure force which counteracts, in particular, a pressure due to the formation of hydrogen gas and / or oxygen gas or, in particular, a tightness of the abutted electrochemical cells 14a, 16a with each other and / or a tightness of the respective electrochemical cell 14a, 16a accomplished or at least contributes to this.
- the electrochemical device 10a has contact elements, not shown, for connection to a power supply. In a normal operating state, the cell unit becomes - -
- the fluid is water, especially deionized water.
- the fluid serves as the starting product for an electrolytic reaction.
- the fluid additionally serves as a coolant.
- the electrochemical device 10a has a plurality of different fluid supply units 18a, which are provided for the separate supply of in particular different fluids, for example with reaction gases, coolants, educt fluids or the like.
- Fluid supply path 22a which leads at least in sections through the second electrochemical cell 16a. Curves of the first fluid supply path 20a and the second fluid supply path 22a are shown schematically in FIG. 1 as lines.
- the first fluid supply path 20 a and the second fluid supply path 22 a each include a volume through which the fluid can flow.
- the fluid supply unit 18a is formed such that in the
- a volume flow of the fluid through the first electrochemical cell 14a and through the second electrochemical cell 16a is at least substantially identical.
- the electrochemical device 10a produces in the
- the cell unit 12a is supplied continuously with a fluid flow, for example by means of a fluid circuit, not shown, and / or a pump (not shown). in the - -
- electrochemical cell 16a formed at least substantially identical.
- first electrochemical cell 14a and the second electrochemical cell 14a are identical to each other.
- Fluid supply path 20 a at least substantially a pressure drop in the second fluid supply path 22 a.
- a pressure loss in each of the electrochemical cells 14a, 16a, 56a, 58a of the cell unit 12a is at least in the
- the first fluid supply path 20a and the second fluid supply path 22a are at least substantially equal in length. In the present case, the
- Fluid supply unit 18a each have a fluid supply path 20a, 22a each
- electrochemical cell 14a, 16a, 56a, 58a wherein the fluid supply paths 20a, 22a each of an electrochemical cell 14a, 16a, 56a, 58a are particularly clearly associated.
- FIG. 1 analogously to the electrochemical cells 14a, 16a, 56a, 58a, only five fluid supply paths 20a, , -
- all of the fluid supply paths 20a, 22a are at least substantially the same length.
- the first fluid supply path 20a and the second fluid supply path 22a lead from a common inlet 24a to the electrochemical cells 14a, 16a. Further, the first fluid supply path 20a and the second fluid supply path 22a lead from the electrochemical cells 14a, 16a to a common drain 26a.
- the inlet 24a and the outlet 26a are connected to the fluid circuit, not shown. In the normal operating state, the fluid circulates from the inlet 24a through the cell stack 46a to the outlet 26a, from there through a return line and / or a fluid reservoir and / or a filter and / or a pump or the like and back to the inlet 24a.
- the inlet 24a is connected to the first end plate 52a and / or is at least partially formed by the latter.
- the drain 26a is connected to and / or at least partially formed by the second end plate 54a.
- the inlet 24a and the outlet 26a are, in particular in a view parallel to the stacking direction 50a, offset from each other.
- a sum of a length of a first inflow portion 36a and a length of a first outflow portion 38a of the first fluid supply path 20a corresponds at least substantially to a buzzer of a length of a second inflow portion 40a and a length of a second outflow portion 42a of the second fluid supply path 22a.
- Drain section 42a respectively from the first electrochemical cell 14a and - -
- a sum of partial pressure losses in the first inflow section 36a, in the first electrochemical cell 14a and in the first drain section 38a corresponds to at least substantially a sum of partial pressure losses in the second inflow section 40a, in the second electrochemical cell 16a and in the second drain section 42a.
- the inlet channel 28a forms the first inlet section 36a and the second
- Fluid supply path 20a, 22a of the fluid supply unit 18a in sections through the inlet channel 28a to each one electrochemical cell 14a, 16a, 56a, 58a of the cell unit 12a.
- a fluid supply path 20a, 22a leads the
- FIG. 2 shows a functional element 44a of the first electrochemical cell 14a in a schematic plan view.
- the functional element 44a is formed as a cell stacking element.
- the functional element 44a is plate-shaped.
- the functional element 44a may be, for example, a bipolar plate, a pressure pad, a perforated plate, a screen plate, a membrane or the like.
- the first electrochemical cell 14a is made up of a plurality of different functional elements 44a, in particular, different functional ones , -
- the cell stack 46a includes a plurality of
- the inlet channel 28a extends in particular through a plurality of different functional elements 44a
- the functional element 44a has three analogous first recesses 60a, 62a, 64a.
- the fluid supply unit 18a has three analogously designed and in particular parallel inlet channels 28a.
- the functional element 44a has a second recess 66a, which in the present case is designed as a passage.
- the second recess 66a is intended to be arranged with other, in particular analog, recesses of other functional elements in series, in particular aligned, and / or together with these form the drainage channel 30a.
- the drainage channel 30a extends in particular through a plurality of different functional elements 44a
- the functional element 44a has three analogous second recesses 66a, 68a, 70a.
- the fluid supply unit 18a has three flow channels 30a designed in an analogous manner and in particular running parallel. , -
- Transverse direction can be avoided and / or a uniform fluid flow can be achieved.
- inlet channels 28a are cross-linked or that the inlet channels 28a are cross-linked.
- Fluid supply unit 18a has a single inlet channel 28a, which extends in particular over at least a major part of a width of the functional element 44a. Similarly, the drainage channels 30a may be cross-linked. Likewise, the fluid supply unit 18a may have a single, wide discharge channel 30a.
- FIG. 3 shows the electrochemical device 10a in a schematic frontal view in the stacking direction 50a.
- the inlet 24a is designed as a multi-branching line, wherein in each case a line branch is connected to one of the inlet channels 28a.
- the drain 26a is designed as a multi-branching line, wherein in each case a line branch is connected to one of the drainage channels 30a.
- the inlet 24a is designed as a multi-branching line, wherein in each case a line branch is connected to one of the inlet channels 28a.
- the drain 26a is designed as a multi-branching line, wherein in each case a line branch is connected to one of the drainage channels 30a.
- Fluid supply paths 20a, 22a from a main line of the inlet 24a to a main line of the drain 26a of the same length, analogous to the fluid supply paths 20a, 22a within the cell unit 12a.
- FIGS. 4 to 6 show three further exemplary embodiments of the invention.
- the following descriptions and the drawings are essentially limited to the differences between the embodiments, with respect to the same components, in particular with respect to components with the same reference numerals, in principle also to the drawings and / or the description of the other , -
- FIG. 4 shows a first alternative electrochemical device 10b in one
- the first alternative electrochemical device 10b has a cell unit 12b which comprises at least a first electrochemical cell 14b and at least a second electrochemical cell 16b. Furthermore, the first alternative electrochemical device 10b has a fluid supply unit 18b
- Fluid supply unit 18b comprises at least one first fluid supply path 20b, which at least partially leads through the first electrochemical cell 14b, and at least one second fluid supply path 22b, which leads at least in sections through the second electrochemical cell 16b.
- the fluid supply unit 18b is designed such that in at least one normal operating state, a volume flow of the
- the inlet channel 28b is a common inlet channel for the fluid supply paths 20b, 22b of the fluid supply unit 18b.
- the fluid supply unit 18b comprises at least one outflow channel 30b arranged outside the electrochemical cells 14b, 16b and / or outside the cell unit 12b.
- the drain passage 30b is a common drain passage for the fluid supply paths 20b, 22b of the fluid supply unit 18b.
- the first electrochemical cell 14b and the second electrochemical cell 16b are each assigned a supply section 72b, 74b arranged outside the cell unit 12b, in particular unambiguously.
- the electrochemical cells 14b, 16b are single and / or independent of each other , -
- FIG. 5 shows a first alternative electrochemical device 10c in one
- Fluid supply unit 18c comprises at least one first fluid supply path 20c, which leads at least in sections through the first electrochemical cell 14c, and at least one second fluid supply path 22c, which leads at least in sections through the second electrochemical cell 16c.
- the fluid supply unit 18c is designed such that in at least one normal operating state, a volume flow of the fluid through the first electrochemical cell 14c and through the second electrochemical cell 16c is at least substantially identical.
- the first fluid supply path 20c and the second fluid supply path 22c are at least in the
- the cell unit 12c in the present case comprises a plurality of cell stacks 46c, 80c, 82c, for example three cell stacks 46c, 80c, 82c, wherein any other number is conceivable.
- the first electrochemical cell 14c and the second electrochemical cell 16c are arranged in different cell stacks 46c, 80c of the cell unit 12c.
- the cell stacks 46c, 80c, 82c are electrically connected in series, although a parallel connection would also be conceivable.
- the cell stacks 46 c, 80 c, 82 c are hydraulically connected in such a way that they each have fluid supply paths of identical , -
- Length are assigned.
- volume flows through the individual cell stacks 46c, 80c, 82c are at least substantially identical to one another.
- cell stacks 46 c, 80 c, 82 c are hydraulically analogous to those
- FIG. 6 shows a first alternative electrochemical device 10d in one
- the first alternative electrochemical device 10d has a cell unit 12d which comprises at least a first electrochemical cell 14d and at least a second electrochemical cell 16d. Furthermore, the first alternative electrochemical device 10d comprises a fluid supply unit 18d
- the cell unit 12d includes a plurality of cell stacks 46d, 80d, 82d.
- the cell stacks 46d, 80d, 82d are connected hydraulically analogously to the electrochemical cells 14b, 16b of the embodiment of FIG.
- the electrochemical cells 14d, 16d of the individual cell stacks 46d, 80d, 82d are hydraulically respectively
- each of the cell stacks 46d, 80d, 82d is supplied with fluid by the fluid supply unit 18d as shown, but the individual electrochemical cells 14d, 16d of each stack are unevenly supplied with fluid.
- each cell stack 46d, 80d, 82d it is conceivable for each cell stack 46d, 80d, 82d to have an inlet and a drain arranged on the same side and / or an inlet direction of an outlet to be opposite, so that in particular different
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Description
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Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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JP2020508072A JP7155246B2 (ja) | 2017-04-20 | 2018-04-19 | 電気化学デバイスおよび電気化学デバイスを動作させる方法 |
US16/606,010 US11326267B2 (en) | 2017-04-20 | 2018-04-19 | Electrochemical device and method for operating an electrochemical device |
CA3060319A CA3060319C (en) | 2017-04-20 | 2018-04-19 | Electrochemical device and method for operating an electrochemical device |
AU2018253926A AU2018253926B2 (en) | 2017-04-20 | 2018-04-19 | Electrochemical device and method for operating an electrochemical device |
EP18728308.0A EP3612667A1 (de) | 2017-04-20 | 2018-04-19 | Elektrochemievorrichtung und verfahren zum betrieb einer elektrochemievorrichtung |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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DE102017108440.1A DE102017108440A1 (de) | 2017-04-20 | 2017-04-20 | Elektrochemievorrichtung und Verfahren zum Betrieb einer Elektrochemievorrichtung |
DE102017108440.1 | 2017-04-20 |
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WO2018193071A1 true WO2018193071A1 (de) | 2018-10-25 |
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PCT/EP2018/060123 WO2018193071A1 (de) | 2017-04-20 | 2018-04-19 | Elektrochemievorrichtung und verfahren zum betrieb einer elektrochemievorrichtung |
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US (1) | US11326267B2 (de) |
EP (1) | EP3612667A1 (de) |
JP (1) | JP7155246B2 (de) |
AU (1) | AU2018253926B2 (de) |
CA (1) | CA3060319C (de) |
DE (1) | DE102017108440A1 (de) |
WO (1) | WO2018193071A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023011714A1 (de) * | 2021-08-04 | 2023-02-09 | Hoeller Electrolyzer Gmbh | Vorrichtung zum elektrolytischen erzeugen von gas |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT524442B1 (de) * | 2021-07-01 | 2022-06-15 | H2i GreenHydrogen GmbH | Anlage zur Durchführung einer Elektrolyse |
CN118028841A (zh) * | 2023-06-29 | 2024-05-14 | 广东卡沃罗氢科技有限公司 | 一种pem电解槽 |
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2017
- 2017-04-20 DE DE102017108440.1A patent/DE102017108440A1/de active Pending
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2018
- 2018-04-19 US US16/606,010 patent/US11326267B2/en active Active
- 2018-04-19 AU AU2018253926A patent/AU2018253926B2/en active Active
- 2018-04-19 WO PCT/EP2018/060123 patent/WO2018193071A1/de unknown
- 2018-04-19 JP JP2020508072A patent/JP7155246B2/ja active Active
- 2018-04-19 CA CA3060319A patent/CA3060319C/en active Active
- 2018-04-19 EP EP18728308.0A patent/EP3612667A1/de active Pending
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EP1968149A1 (de) * | 2007-03-02 | 2008-09-10 | Siemens Aktiengesellschaft | Brennstoffzelleneinheit |
US20110132748A1 (en) * | 2009-12-08 | 2011-06-09 | Honda Motor Co., Ltd. | Water electrolysis apparatus |
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WO2023011714A1 (de) * | 2021-08-04 | 2023-02-09 | Hoeller Electrolyzer Gmbh | Vorrichtung zum elektrolytischen erzeugen von gas |
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CA3060319C (en) | 2024-06-11 |
AU2018253926B2 (en) | 2023-10-12 |
US11326267B2 (en) | 2022-05-10 |
CA3060319A1 (en) | 2018-10-25 |
JP2020517836A (ja) | 2020-06-18 |
DE102017108440A1 (de) | 2018-10-25 |
US20200040474A1 (en) | 2020-02-06 |
AU2018253926A1 (en) | 2019-11-21 |
EP3612667A1 (de) | 2020-02-26 |
JP7155246B2 (ja) | 2022-10-18 |
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