EP4177378A1 - Système et procédé de production et de stockage d'hydrogène - Google Patents

Système et procédé de production et de stockage d'hydrogène Download PDF

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Publication number
EP4177378A1
EP4177378A1 EP21206730.0A EP21206730A EP4177378A1 EP 4177378 A1 EP4177378 A1 EP 4177378A1 EP 21206730 A EP21206730 A EP 21206730A EP 4177378 A1 EP4177378 A1 EP 4177378A1
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EP
European Patent Office
Prior art keywords
electrical power
data
service
power source
electrochemical
Prior art date
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EP21206730.0A
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German (de)
English (en)
Inventor
Ian NACHEMSON
Olof HERNELL
Nils MARNFELDT
Bror STYREN
Mirko GONTEK
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H2gs Boden Electrolyzer AB
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H2gs Boden Electrolyzer AB
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Priority to EP21206730.0A priority Critical patent/EP4177378A1/fr
Publication of EP4177378A1 publication Critical patent/EP4177378A1/fr
Withdrawn legal-status Critical Current

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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
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/02—Hydrogen or oxygen
    • 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
    • C25B15/02—Process control or regulation

Definitions

  • Hydrogen, H 2 can be used as a chemical feed-stock and processing gas, or as an energy carrier for energy applications.
  • different colors are often assigned to the hydrogen within the energy industry.
  • green hydrogen is produced or extracted using method(s) that do not produce greenhouse gas (GHG) emissions.
  • GHG greenhouse gas
  • Brown hydrogen (from brown coal) and black hydrogen (from black coal) are produced via gasification, converting carbon-rich materials into hydrogen and carbon dioxide (CO 2 ), and releasing the CO 2 into the atmosphere. It is desirable to produce hydrogen in the most environmentally friendly way possible, i.e. to avoid brown and/or black hydrogen, and prioritize green hydrogen. Comparing hydrogen as an energy carrier with hydrocarbon fuels, hydrogen is unique in dealing with emissions and most notably greenhouse gas emissions because hydrogen energy conversion has potentially no emissions other than water vapor.
  • a system for hydrogen, H 2 , production and storage comprising an electrical power source arranged to provide electrical power, and at least one electrochemical arrangement coupled to the electrical power source, wherein the at least one electrochemical arrangement is arranged to produce hydrogen, H 2 .
  • the system comprises at least one storage unit coupled to the at least one electrochemical arrangement, wherein the at least one storage unit is arranged to store the hydrogen, H 2 , produced by the at least one electrochemical arrangement.
  • the system further comprises a control unit coupled to the electrical power source and the at least one electrochemical arrangement. The control unit is configured to receive a first set of data associated with a first cost of electrical power provided from the electrical power source.
  • the control unit is further configured to receive a second set of data associated with a second cost of at least one ancillary service associated with the electrical power provided from the electrical power source.
  • the control unit is further configured to control an operation of the at least one electrochemical arrangement, based on the electrical power provided from the electrical power source, by at least one optimization criterion as a function of the first set of data and the second set of data.
  • a method for hydrogen, H 2 , production and storage comprises receiving electrical power from an electrical power source.
  • the method further comprises receiving a first set of data associated with a first cost of electrical power received from the electrical power source, and receiving a second set of data associated with a second cost of at least one ancillary service associated with the electrical power received from the electrical power source.
  • the method further comprises producing hydrogen, H 2 , by at least one electrochemical arrangement coupled to the electrical power source, by controlling an operation of the at least one electrochemical arrangement by at least one optimization criterion as a function of the first set of data and the second set of data.
  • the method further comprises storing the produced hydrogen, H 2 .
  • the present invention is based on the idea of providing a system and method for hydrogen, H 2 , production and storage, wherein the operation and/or management of the electrochemical arrangement(s) for producing the hydrogen is based on optimization as a function of data associated with costs related to the electrical power and ancillary service(s) thereof.
  • the present invention is advantageous in that the system and method may achieve a desired and/or demanded production and storage of hydrogen whilst efficiently and conveniently optimizing costs related to the provided electrical power for such a production and/or storage.
  • an increase of (renewable) electrical power sources such as e.g. wind and/or solar energy source(s) may lead to production and/or frequency imbalances in the supply of electrical power to the electrochemical arrangement(s) caused by variations in the energy production.
  • the system and method of the present invention being configured to control and optimize the production and storage of hydrogen based on the supply of electrical power and cost(s) related thereto, which in turn are affected by possible fluctuations related to the provision of the electrical power, a convenient and efficient management of the hydrogen production and storage is achieved.
  • the present invention is further advantageous in that it provides a system for the management of production and storage of hydrogen which balances load and frequency in the supply of electrical power.
  • electrical power grid operators may be supported in keeping the stability of the load and/or frequency in the electrical power grid.
  • the present invention is further advantageous in that it provides a system for the production and storage of hydrogen whilst striving to minimize the cost of such hydrogen production and storage.
  • the present invention is further advantageous in that the production of hydrogen by the electrochemical arrangement(s) in the system is environmentally friendly.
  • the electrochemical arrangement(s) produce green hydrogen, meaning that the process(es) of the electrochemical arrangement(s) do not produce GHG emissions.
  • a system for hydrogen, H 2 , production and storage comprising an electrical power source arranged to provide electrical power.
  • electrical power source substantially any energy source which is able to generate, provide an/or supply electrical power.
  • electrical power source may encompass a plurality of sources, such as renewable energy sources, which may be configured and/or able to generate, provide an/or supply electrical power.
  • the system comprises at least one electrochemical arrangement coupled to the electrical power source.
  • electrochemical arrangement it is here meant an arrangement, device, unit, or the like which is configured to convert electrical power (energy) into chemical energy or vice versa, i.e.
  • control unit substantially any system, device, unit, processor, or the like which is configured for a control, operation and/or management of the electrochemical arrangement(s).
  • the control unit is configured to receive a first set of data associated with a first cost of electrical power provided from the electrical power source. Hence, the first set of data is associated, related and/or linked to a first cost or price of electrical power.
  • the control unit is further configured to receive a second set of data associated with a second cost of at least one ancillary service associated with the electrical power provided from the electrical power source. Hence, the second set of data is associated, related and/or linked to a second cost or price of ancillary service(s) associated with the electrical power provided from the electrical power source.
  • ancillary service it is here meant an ancillary or balancing service or function that helps electrical power grid operators maintain a reliable electricity system such as maintaining the proper flow and direction of electricity, addressing imbalances between supply and demand, and/or helping the system recover after a power system event.
  • ancillary service it is here meant an ancillary or balancing service which supports the transmission of electric power from electrical power sources to consumers given the obligations of control areas and transmission utilities within those control areas to maintain reliable operations of an interconnected transmission system.
  • the control unit is further configured to control an operation of the at least one electrochemical arrangement, based on the electrical power provided from the electrical power source, by at least one optimization criterion as a function of the first set of data and the second set of data.
  • the control unit is configured to control an operation of the electrochemical arrangement(s) by one or more optimization criteria as a function of (or based on) the first and second sets of data.
  • optimization criterion any criterion, condition, constraint, function, or the like, which is used for optimizing the control of the operation of the electrochemical arrangement(s) with the first set of data and the second set of data as parameters, which in turn are associated with the costs of the electrical power, and the ancillary service(s) associated with the electrical power, respectively, provided from the electrical power source.
  • first cost or price of electrical power may be denoted “power arbitrage”.
  • the first set of data and/or the second set of data may not necessarily drive control and/or decision-making by the control unit in real time. In other words, the first set of data and/or the second set of data may be used (e.g. across time series) by the control unit, e.g. via generation of a set of rules activated in real time by the control unit.
  • an optimization criterion of the at least one optimization criterion may be associated with an activation of the at least one ancillary service and a deactivation of the at least one ancillary service, respectively, as a function of the second set of data.
  • the control unit may be configured to control the operation of the electrochemical arrangement(s) via an optimization criterion associated with an activation and/or a deactivation of the ancillary service(s) as a function of the second set of data, which in turn is related to the cost of the ancillary service(s).
  • the present embodiment is advantageous in that the production and storage of hydrogen, based on the ancillary service activation/deactivation may be performed in an even more economical or cost-efficient manner.
  • control unit may further be configured to control the operation of the at least one electrochemical arrangement by selection of at least one electrochemical arrangement of the at least one electrochemical arrangement for operation, and control of the operation of the selected at least one electrochemical arrangement by at least one of an increase of an operational level of the selected at least one electrochemical arrangement, a decrease of an operational level of the selected at least one electrochemical arrangement, and a maintenance of an operational level of the selected at least one electrochemical arrangement.
  • control unit may be configured to first select one or more of the electrochemical arrangement(s) to operate, and thereafter, to control the selected electrochemical arrangement(s) by an increase (i.e. "ramp up"), a decrease (i.e.
  • the control unit may be performed according to an optimization criterion, e.g. as a function of the first set of data and the second set of data.
  • the present embodiment is advantageous in that one or more specific electrochemical arrangements may be selected for the hydrogen production and that this (these) selected electrochemical arrangement(s) may be operated (individually) by increasing, decreasing and/or maintaining the operation level(s) thereof, which may even further contribute to the desired hydrogen production and storage, and the cost-efficiency thereof.
  • At least one of the first cost comprising an actual cost of electrical power provided from the electrical power source, and the second cost comprising an actual cost of the at least one ancillary service associated with the electrical power provided from the electrical power source may be fulfilled.
  • actual cost it is here meant a cost which is set (fixed), determined or provided for the electrical power and/or the ancillary service(s) of the electrical power sources. It will be appreciated that the actual cost may be a cost that is set (fixed) in advance.
  • the first and second costs may comprise actual costs of the electrical power and the ancillary services associated therewith
  • the control unit may be configured to control the operation of the electrochemical arrangement(s), based on the electrical power provided from the electrical power source, by optimization criterion(s) as a function of the first set of data and the second set of data, wherein the first and second sets of data may be associated with these actual costs.
  • the present embodiment is advantageous in that the optimization performed by the control unit, based on actual cost(s), may result in an even more cost-efficient production and storage of hydrogen.
  • control unit may further be configured to predict at least one of a first future cost of electrical power provided from the electrical power source, and a second future cost of the at least one ancillary service associated with the electrical power provided from the electrical power source, wherein the control unit is further configured to control the operation of the at least one electrochemical arrangement as a function of at least one of the predicted first future cost and the predicted second future cost.
  • first future cost a predicted or estimated cost
  • second future cost a predicted or estimated cost
  • control unit may be configured to control the operation of the electrochemical arrangement(s), based on the electrical power provided from the electrical power source, by optimization criterion(s) as a function of the first set of data and the second set of data, wherein these first and second sets of data may be associated with costs predicted/estimated by the control unit.
  • the present embodiment is advantageous in that the optimization performed by the control unit, based on predicted/estimated cost(s), may result in an even more cost-efficient production and storage of hydrogen.
  • control unit may further be configured to predict at least one of the first future cost and the second future cost by at least one machine learning, ML, model.
  • control unit may be configured to predict or estimate the first and/or second future cost(s) by one or more ML models.
  • machine learning, ML, model it is here meant a model comprising one or more computer algorithms that improve automatically through experience and by the use of data.
  • the present embodiment is advantageous in that the predictions/estimations of the first and/or second future cost(s) performed by the control unit may be improved even further. Consequently, this may lead to an even more improved control and/or management of the operation of the electrochemical arrangement(s) for hydrogen production and storage.
  • At least one of the first set of data and the second set of data may comprise weather data associated with the electrical power source.
  • weather data it is here meant data related and/or associated with the weather, wherein the weather data in turn is related and/or associated with the electrical power source.
  • the first set of data associated with a first cost of electrical power and/or the second set of data associated with a second cost of ancillary service(s) associated with the electrical power may comprise weather data associated with the electrical power source, and the control unit of the system may hereby control an operation of the electrochemical arrangement(s), based on the electrical power provided from the electrical power source, by optimization criterion(s) as a function of the first and second sets of data.
  • the present embodiment is advantageous in that the ability of the control unit to control the operation of the electrochemical arrangement(s) based on weather data, via the first and second sets of data, may to an even higher extent optimize the production and the storage of hydrogen, and the cost-efficiency thereof.
  • control unit may be further configured to receive at least one of a third set of data associated with at least one first constraint associated with the at least one storage unit, and a fourth set of data associated with at least one second constraint associated with the at least one electrochemical arrangement, wherein the control unit is further configured to control the operation of the at least one electrochemical arrangement as a function of at least one of the third set of data and the fourth set of data.
  • constraint it is here meant a condition, limitation, or the like, of the storage unit(s) and/or electrochemical arrangement(s).
  • control unit is configured to control the operation of the electrochemical arrangement(s), based on the electrical power provided from the electrical power source, by optimization criterion(s) as a function of the first, second, third and fourth sets of data.
  • the at least one ancillary service may comprise at least one of a frequency containment reserve normal, FCR-N, service, a frequency containment reserve disturbance, FCR-D, service, an automatic frequency restoration reserve, aFRR, service, a manual frequency restoration reserve, mFRR, service, a fast frequency reserve, FFR, service, a replacement reserve, RR, service, a balancing mechanism, BM, service, an enhanced frequency response, EFR, service, a demand side response, DFR, service, a demand turn up, DTU, service, a firm frequency response, FFR, service, a fast reserve, FR, service, a short term operating reserve, STOR, service, a dynamic containment, DC, service, and a transmission constraint management, TCM, service.
  • the ancillary or balancing service(s) associated with the electrical power provided from the electrical power source may comprise one or more of the services described.
  • the present embodiment is advantageous in that the control unit may control an operation of the electrochemical arrangement(s) based on substantially any ancillary service or any combination of ancillary services.
  • the at least one electrochemical arrangement may comprise at least one of an electrolytic cell, an electrochemical cell, and a galvanic cell.
  • the electrochemical arrangement(s) may comprise one or more electrolytic cells configured to convert electrical power (energy) into chemical energy, and/or one or more electrochemical and/or galvanic cells configured to convert chemical energy into electrical power.
  • the system may be configured and/or designed for optimizing the production and the storage of hydrogen, and the cost-efficiency thereof.
  • the system may comprise a (single) kind of electrochemical arrangement (e.g. one or more electrolytic cells) or, alternatively, a combination of electrochemical arrangements of different kinds (e.g. one or more electrolytic cells, electrochemical cells and galvanic cells) for an optimized operation thereof via the control unit.
  • the control unit may hereby control the electrochemical arrangement(s) by the optimization criterion(s), via any operation and/or combination of operation of the electrochemical arrangement(s).
  • the control unit may be configured to operate one or more electrolyzers in a same category (e.g. only PEM electrolyzer(s)), to operate one or more electrolyzers in a first category during a first time interval and one or more electrolyzers in a second category during a second time interval, etc.
  • the present embodiment is advantageous in that the system may to an even higher extent optimize the production and the storage of hydrogen, and the cost-efficiency thereof.
  • an arrangement for hydrogen, H 2 , production and storage may comprise the system according to any one of the preceding embodiments, and an electrical power grid arranged for delivery of electrical power, wherein the electrical power grid comprises the electrical power source.
  • electrical power grid it is here meant an interconnected network for electricity generation and/or delivery from producer(s) to consumer(s).
  • the electrical power source(s) of the system is (are) connected to the electrical power grid of the arrangement, and the control unit is configured to control the operation of the electrochemical arrangement(s), based on the electrical power provided from the electrical power source, by optimization criterion(s) as a function of the first set of data associated with a first cost of electrical power provided from the electrical power source in the electrical power grid, and as a function of the second set of data associated with a second cost of ancillary service(s) associated with the electrical power provided from the electrical power source in the electrical power grid.
  • electrical power consumption unit substantially any unit, device, arrangement, process, or the like, which is configured to consume electrical power during operation.
  • the present embodiment is advantageous in that the arrangement is configured to optimize and/or balance the production and storage of hydrogen in a cost-efficient manner, whilst being able to control the hydrogen production and storage based on the demand for electrical power at the electrical power consumption unit(s).
  • the system 100 further comprises at least one electrochemical arrangement 120 coupled to the electrical power source 110.
  • the electrochemical arrangements 120 are exemplified as three electrochemical arrangements 120a-c, but it should be noted that the number of electrochemical arrangements 120 is arbitrary.
  • the kind or type of electrochemical arrangement(s) 120 may be arbitrary, as the electrochemical arrangement(s) 120 may comprise e.g. one or more electrolytic cells configured to convert electrical power (energy) into chemical energy, and/or one or more electrochemical and/or galvanic cells configured to convert chemical energy into electrical power.
  • the system 100 may comprise a (single) kind or type of electrochemical arrangement 120 (e.g.
  • the system 100 may comprise one or more electrolyzers of PEM, SOEC, AWE and/or AEM type, or a pressurized alkaline electrolyzer.
  • the system 100 as exemplified in Fig. 1 further comprises at least one storage unit 130 which is coupled to the electrochemical arrangement(s) 120.
  • the storage unit(s) 130 is (are) arranged to store the hydrogen, H 2 , produced by the electrochemical arrangement(s) 120.
  • the storage unit(s) 130 is (are) exemplified as a single storage unit 130, but it should be noted that the number of storage units 130 is arbitrary.
  • the first subset 150a of the first set of data 150 may be associated with a cost or price of electrical power at a next (forthcoming) day or days.
  • the second subset 150b of the first set of data 150 may, for example, be associated with a cost of electrical power during the (present) day.
  • the first set of data 150 may be associated and/or comprise future (day-ahead) market costs/prices and/or spot market costs/prices of electrical power.
  • the time interval(s) (i.e. duration) and/or the date (i.e. day) for the cost(s) of electrical power may be chosen arbitrarily.
  • the control unit 140 of the system 100 is further configured to receive a second set of data 160 associated with a second cost of at least one ancillary service associated with the electrical power provided from the electrical power source 110.
  • the second set of data 160 may be associated and/or comprise future (day-ahead) costs/prices and/or spot costs/prices of (tendered) ancillary services.
  • the ancillary (balancing) service(s) may, for example, comprise one or more of a FCR-N, FCR-D, mFRR, FFR, RR, BM, EFR, DFR, DTU, FR, STOR, DC and/or TCM service.
  • the second set of data 160 is exemplified in Fig.
  • the first subset 160a of the second set of data 160 may be associated with a second cost of a FCR-N service associated with the electrical power provided from the electrical power source 110
  • the second subset 160b of the second set of data 160 may be associated with a second cost of a FRR service associated with the electrical power provided from the electrical power source 110
  • the third subset 160c of the second set of data 160 may be associated with a second cost of a FCR-D service associated with the electrical power provided from the electrical power source 110.
  • control unit 140 of the system 100 is further configured to control an operation of the electrochemical arrangement(s) 120 based on the electrical power provided from the electrical power source 110, by at least one optimization criterion 170 as a function of the first set of data 150 and the second set of data 160.
  • control unit 140 uses the first and second sets of data 150, 160 as inputs, and is configured to control the operation of the electrochemical arrangement(s) 120 by one or more optimization criterions 170.
  • Fig. 2 schematically shows a control unit 140 of a system 100 for hydrogen, H 2 , production and storage according to an exemplifying embodiment of the present invention.
  • the system 100 and/or the control unit 140 thereof may be the same or similar to that exemplified in Fig. 1 , and it is hereby referred to Fig. 1 and the associated text for an increased understanding of the system 100 and the control unit 140.
  • the first cost of the first set of data 150 comprises an actual cost 155 of electrical power provided from the electrical power source 110.
  • the second cost of the second set of data 160 comprises an actual cost 165 of the ancillary service(s) associated with the electrical power provided from the electrical power source.
  • actual cost represents a cost which is set (fixed), determined or provided for the electrical power and/or the ancillary service(s) of the electrical power source.
  • first and second costs of the first and second sets of data 150, 160 may comprise actual costs 155, 165 of the electrical power and the ancillary services associated therewith, and the control unit 140 may be configured to control the operation of the electrochemical arrangement(s) 120 by optimization criterion(s) 170 as a function of the actual first and second costs 155, 165.
  • the first and/or second future costs 175, 185 may be predicted by the control unit 140 independently, or dependently, of the actual first and second costs 155, 165.
  • the control unit 140 may hereby be configured to control the operation of the electrochemical arrangement(s) 120 by optimization criterion(s) 170 as a function of the predicted first and second future costs 175, 185.
  • the control unit 140 may be configured to predict the first future cost 175 and/or the second future cost 185 by one or more machine learning, ML, models 190, as schematically indicated by dashed lines in the optimization criterion(s) 170.
  • the ML model(s) 190 may comprise algorithms based on ARIMA (Auto Regressive Integrated Moving Average), ANN (Artificial Neural Network), etc. It will be appreciated that details of the ML model(s) 190, comprising one or more computer algorithms that improve automatically through experience and by the use of data, are known to the skilled man and are therefore omitted.
  • at least one of the first set of data 150 and the second set of data 160 may comprise weather data 195 associated with the electrical power source, wherein the term "weather data" represents data related and/or associated with the weather.
  • the weather data 195 may comprise actual (current, present) weather data and/or forecast weather data.
  • the weather data 195 may be related to substantially any kind of weather, such as sun, wind, precipitation, etc.
  • the weather data 195 may indicate a relatively high level of electrical power from the wind power source(s) provided in the system 100, which furthermore may influence the first and/or second sets of data 150, 160 associated with a first cost 155 of electrical power, and a second cost 165 of ancillary service(s) associated with the electrical power, respectively, provided from the electrical power source.
  • the control unit 140 may control the operation of the electrochemical arrangement(s) accordingly, i.e. as a function of the weather data 195, and as a function of the first and second sets of data 150, 160.
  • Fig. 3 schematically shows (an) electrochemical arrangement(s) 120 and a storage unit 130 of the system 100 for hydrogen, H 2 , production and storage according to an exemplifying embodiment of the present invention.
  • the system 100, the electrochemical arrangement(s) 120 and/or the storage unit 130 may be the same or similar to that exemplified in Fig. 1 , and it is hereby referred to Fig. 1 and the associated text for an increased understanding of the system 100, the electrochemical arrangement(s) 120 and the storage unit 130.
  • the system 100 further comprises at least one sensor 200 coupled to the at least one electrochemical arrangement(s) 120 and the control unit (not shown).
  • each electrochemical arrangement 120a-c comprises a respective sensor 200a-c, although it should be noted that the electrochemical arrangements 120a-c may comprise substantially any number of sensors 200.
  • the sensor(s) 200 is (are) configured to generate sensor data (not shown) from the electrochemical arrangement(s) 120.
  • the sensor data may comprise substantially any data related to property(ies), condition(s), efficiency, or the like of the electrochemical arrangement(s) 120.
  • the control unit may hereby be further configured to control the operation of the electrochemical arrangement(s) 120 as a function the generated sensor data.
  • control unit is configured to control the electrochemical arrangement(s) 120 based on the electrical power provided from the electrical power source, by one or more optimization criterions as a function of the first and second sets of data, as well as a function of the electrochemical arrangement(s) sensor data.
  • control unit may be further configured to receive a third set of data 210 associated with one or more first constraints associated with the storage unit 130, and a fourth set of data 220 associated with one or more second constraints associated with the electrochemical arrangement(s) 200.
  • the third and fourth sets of data 210, 220 may be associated with substantially any constraints related to limitation(s), condition(s), or the like of the storage unit 130 and electrochemical arrangement(s) 120.
  • Fig. 4 schematically shows an industrial system 400 comprising a system 100 according to any one of preceding embodiments.
  • the system 100 may be the same or similar to that exemplified in Fig. 1 , and it is hereby referred to Fig. 1 and the associated text for an increased understanding of the system 100.
  • the control unit 140 of the system 100 is merely schematically indicated by dashed lines for reasons of simplicity.
  • the industrial system 400 further comprises an electrical power grid 405.
  • the electrical power grid 405 is arranged for delivery of electrical power, wherein the electrical power grid 405 comprises electrical power source(s) of the system 100.
  • the electrical power grid 405 is exemplified by connections of the exemplified electrical power sources for illustrative purposes only.
  • the industrial system 400 further comprises at least one electrical power consumption unit 410 coupled to the at least one storage unit (not shown) of the system 100.
  • the electrical power consumption unit(s) 410 which may be substantially any unit, device, plant, arrangement, process, or the like, which is configured to consume electrical power during operation, is configured to consume electrical power converted from hydrogen, H 2 , received from the storage unit(s) 130 and produced by the electrochemical arrangement(s) 120 of the system 100.
  • the control unit 140 of the system 100 is further configured to control the operation of the electrochemical arrangement(s) 120 as a function of a demand for electrical power at the electrical power consumption unit(s) 410.
  • Fig. 5 schematically shows a method 500 for hydrogen, H 2 , production and storage according to an exemplifying embodiment of the second aspect of the present invention.
  • the method comprises the step of receiving 510 electrical power from an electrical power source.
  • the method further comprises the step of receiving 520 a first set of data associated with a first cost of electrical power received from the electrical power source.
  • the method further comprises the step of receiving 530 a second set of data associated with a second cost of at least one ancillary service associated with the electrical power received from the electrical power source.
  • the method further comprises the step of producing 540 hydrogen, H 2 , by at least one electrochemical arrangement coupled to the electrical power source, by controlling 550 an operation of the at least one electrochemical arrangement by at least one optimization criterion as a function of the first set of data and the second set of data.
  • the method further comprises the step of storing 560 the produced hydrogen, H 2 .

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EP21206730.0A 2021-11-05 2021-11-05 Système et procédé de production et de stockage d'hydrogène Withdrawn EP4177378A1 (fr)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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