WO2017133811A1 - Dispositif de commande d'une pluralité d'accumulateurs d'énergie, réseau d'alimentation en énergie et procédé - Google Patents

Dispositif de commande d'une pluralité d'accumulateurs d'énergie, réseau d'alimentation en énergie et procédé Download PDF

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Publication number
WO2017133811A1
WO2017133811A1 PCT/EP2016/079731 EP2016079731W WO2017133811A1 WO 2017133811 A1 WO2017133811 A1 WO 2017133811A1 EP 2016079731 W EP2016079731 W EP 2016079731W WO 2017133811 A1 WO2017133811 A1 WO 2017133811A1
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WO
WIPO (PCT)
Prior art keywords
energy
power
supply network
energy storage
control device
Prior art date
Application number
PCT/EP2016/079731
Other languages
German (de)
English (en)
Inventor
Christopher Betzin
Holger WOLFSCHMIDT
Original Assignee
Siemens Aktiengesellschaft
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 Siemens Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Publication of WO2017133811A1 publication Critical patent/WO2017133811A1/fr

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/28—Arrangements for balancing of the load in a network by storage of energy
    • H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/44—Methods for charging or discharging
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/28—Arrangements for balancing of the load in a network by storage of energy
    • 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
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
    • 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
    • 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
    • Y02E60/10—Energy storage using batteries
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/14—Energy storage units
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/30—State monitoring, e.g. fault, temperature monitoring, insulator monitoring, corona discharge
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications

Definitions

  • Control device for controlling a plurality of energy storage, power supply network and method
  • the present invention relates to a control device for controlling a plurality of energy stores of a power supply network with a detection device for detecting a network frequency in the power grid and with a computing device for determining a fed into the power grid and / or to be taken from the power grid electrical primary control power as a function of the detected network frequency. Furthermore, the present invention relates to a power supply network with a plurality of energy stores and with a control device. Finally, the present invention relates to a method for controlling a plurality of energy stores.
  • the interest here is directed to energy storage, which are connected to a power grid.
  • Such an energy supply network thus represents a combination of energy storage devices or storage systems. It is provided that the respective energy storage devices in the energy supply network, which constitute a so-called virtual power plant, are controlled or regulated with the aid of a control device.
  • a device according to the invention serves to control a
  • the control device comprises a detection device for detecting a network frequency in the energy supply network. Furthermore, the control device comprises a computing device for determining an electrical primary control power to be fed into the energy supply network and / or to be taken from the energy supply network as a function of the detected network frequency. In this case, the computing device is designed to determine an efficiency value for each of the energy stores, which describes an energy efficiency of the energy store as a function of an electrical power fed into and / or removed from the energy supply network. Furthermore, the computing device is designed to to determine a partial power of the primary control power as a function of the efficiency value for each energy store.
  • the control device can be used to control a plurality of energy stores that are connected to a power grid or a power grid.
  • the energy storage can be controlled, on the one hand adapted to electrically feed Leis ⁇ processing in the power supply network and on the other hand, are configured to draw electrical power from the Ener ⁇ giemakerssnetz.
  • the control device can be connected to the respective energy stores in order to control these for outputting electric power into the energy supply network or for removing electrical power from the energy supply network.
  • the control device has the detection device, by means of which the current network frequency in the energy supply network can be determined. The currently determined network frequency can then be supplied to the computing device of the control device.
  • the computing device may include, for example, a microprocessor, a digital signal processor or the like.
  • a microprocessor for example, a digital signal processor or the like.
  • the primary control power or total power can now be determined, which is to be fed from the respective energy storage in the power grid or can be seen from the respective energy storage from the power grid to adapt the current grid frequency to the predetermined nominal frequency. This primary control power can then be introduced from the respective energy stores in the power grid or removed from this.
  • an efficiency value is determined by means of the Re ⁇ chen worn for each of the energy storage.
  • This efficiency value describes the energy efficiency of the respective energy store as a function of the electrical power that is fed into or taken from the energy supply network.
  • the efficiency value can therefore describe the losses in their depen ⁇ dependence of the service to be provided or be inferred from Menden performance.
  • the partial power can be determined with the computing device on the basis of the respectively determined efficiency value , which is to be fed into the energy supply network with the energy store or is to be removed therefrom.
  • the respective energy storage provide a partial performance, wherein the individual
  • the respective partial powers of the energy stores are determined such that the energy stores are operated particularly energy-efficient or with the least possible loss when providing the partial power or when removing the partial power.
  • the computing device can also determine which energy stores of the plurality of energy stores feed the partial power into the power grid and / or which of the energy stores should remove the partial power from the power grid.
  • the computing device can also determine with which energy stores no partial power is to be provided or recorded.
  • the computing device can also be used to determine which energy stores are to be used to provide the primary control power and / or which energy stores, for example, into one
  • Standstill operation are offset. With the help of the Rechenein ⁇ direction, for example, a corresponding minimization operation can be performed.
  • the control device is in the power grid or in the virtual power r
  • the control device is adapted to control the each ⁇ bib energy store for feeding the part of power in the power supply network and / or for removing the part of power from the power supply network.
  • the respective energy storage devices can be coupled via corresponding power converters to the energy supply network, which is designed in particular as an alternating voltage network. It can be provided that the higher-level control device is connected to the respective power converters of the energy storage.
  • the control device can control the respective power converters and thus control the supply of electrical power or the removal of electrical power. In this way, with the respective energy storage devices, the partial services can be provided or removed from the energy supply network.
  • the computing device is designed to determine the efficiency value for each of the energy stores on the basis of a mapping rule which describes an efficiency of the energy store as a function of the electrical power fed into the power grid and / or the electrical power taken from the power grid ,
  • the mapping specification which determines the efficiency as a function of the
  • Performance describes, for example, as a graph, as Kenn ⁇ line, as a formula or as a table.
  • the mapping ⁇ regulation which describes the dependence of the power or the partial power of the efficiency for each of the energy storage or for each energy storage type can be stored on a memory device of the control device. In this way it can be determined which of the power ⁇ memory in which the power range a relatively has high efficiency and in which power range, the respective energy storage have a relatively low efficiency. Thus, a power range may be determined for each Energyspei ⁇ cher in which this has an optimum efficiency. Depending on this, then the efficiency value and from this the partial power for each of the energy storage can be determined. In this way, with the aid of the superordinate control device, an optimal operating strategy for operating the respective energy storages can be developed, which enables a particularly low-loss operation of the energy supply network.
  • the computing device can be designed to determine the efficiency value for each of the energy stores on the basis of an electrical power that can be provided by the energy store and / or an electrical power that can be absorbed by the energy store.
  • the control device can be designed to be up-to-date
  • the energy store is, for example, a battery
  • the current state of charge of the battery can be determined. From this it can be deduced which electrical power can be provided by the energy store or can be absorbed by it.
  • how efficiently it can be operated in providing or receiving the sub power can be determined depending on the current state of charge of the energy storage ⁇ stand.
  • the energy efficiency during operation of the energy supply network can be increased.
  • the computing device is designed to determine the efficiency value for each of the energy storage devices based on a standstill loss of the energy storage device .
  • provision may be made for some of the energy stores to supply or remove a partial power or for a predetermined time duration no partial power.
  • a value for the standstill loss or the standby loss can be stored for each of the energy stores or each type of energy store.
  • this loss Ener ⁇ gie appointment can be taken into account in the determination of the respective partial power which is to be provided or taken with the energy stores.
  • the computing means is adapted to determine the performance part for each of the Energyspei ⁇ cher in response to a prediction for a ⁇ energy consumption in the power supply network.
  • a prediction for a ⁇ energy consumption in the power supply network There may be empirical values or predictions for the energy consumption in the energy supply network and be stored on the storage device of the control device. This prediction may, for example, describe energy consumption as a function of time, in particular of the time of day. The prediction can also predict the course of the grid frequency as a function of time. The prediction may be fer ⁇ ner in the form of a load forecast. So it can be considered, for example, that at least some of the energy storage energy is supplied in a future he ⁇ creased energy consumption and are thus charged.
  • the computing means is adapted to determine the primary control power based on a Abbil ⁇ dung regulations which the fed into the Energyver ⁇ supply network and / or from the energy describes the supply network to be taken electrical power as a function of the grid frequency.
  • This mapping rule can also be provided, for example, as a graph, as a characteristic curve, as a formula or as a table and stored in the memory device of the control device.
  • the primary control power can be determined in a simple manner with the aid of the computing device on the basis of the detected network frequency and the mapping rule, by their introduction into the power grid or by their removal from the power grid, the current Netzfre ⁇ frequency can be adjusted to the nominal frequency.
  • An inventive power supply system includes a plurality of energy storage devices, which are adapted to feed electric power into the power supply network and / or to remove electric power from the power supply ⁇ network.
  • the energy supply network comprises a control device according to the invention. It is provided in particular that the respective
  • Energy storage are associated with at least two different types of energy storage. It can be provided, for example, that depending on the primary control power, only the energy stores of an energy storage type are used.
  • the respective energy stores preferably comprise a battery, a capacitor, a thermal energy store and / or a flywheel.
  • the energy stores may be, for example, a battery. In this case, for example, lithium-ion systems, lead systems, Nickelsys ⁇ systems or redox flow systems can be used.
  • the energy ⁇ memory may also be a capacitor, for example, so-called supercaps, double-layer capacitors, lithium capacitors or the like.
  • the energy storage can also be designed as flywheel storage. Further, it is conceivable that the energy storage are designed as thermal energy ⁇ memory. In particular, for the ne- gative provision of primary control power or the removal of electrical power from the power grid ⁇ the power-dependent efficiency of the thermal energy storage in determining the partial power to take into account.
  • the energy supply network includes different types of energy storage, with the help of the parent control device, a type and power-dependent operation can be made possible.
  • the Energyspei ⁇ cher are formed as home memory.
  • the energy storage can be arranged for example in houses or apartments. These energy stores can be connected to a power generating device of the house. For example, these energy stores can be connected to a photovoltaic system or the like. Since these energy storage are connected to the power supply network, the respective energy storage or home memory may be utilized overall addition to the electrical supply in a given budget to feed electric power into the power supply network ⁇ .
  • An inventive method is used to control a plurality of energy storage of a power supply network.
  • a network frequency is detected in the power supply network and dependence determined by a computing device a in the power supply ⁇ network to be fed and / or to be removed from the power supply ⁇ net electric primary control power in depen- of the detected mains frequency by means of a detection device.
  • an efficiency value using the computing device for each of the energy storage is determined, which describes an energy efficiency of the energy store as a function of egg ⁇ ner fed into the power supply network and / or corresponds recessed performance, and for each of the Energyspei ⁇ cher a Partial performance of the primary control power is determined as a function of the efficiency value.
  • FIG. 1 shows a power supply network which comprises a plurality of energy stores and a control device in a schematic representation
  • FIG. 2 shows a graph which describes the primary regulation to be fed into the energy supply network and to be taken as a function of the network frequency
  • FIG. 5 shows a simulation of a profile of a loss energy in the energy supply network when energy storage devices of a first energy storage type are operated
  • FIG. 6 shows a simulation of a course of the loss energy in the energy supply network when energy storage devices of a second energy storage type are operated
  • FIG. 7 shows a simulation of a course of the loss energy in the energy supply network when an operation of the energy storage is controlled by means of the control device.
  • the power supply network 1 shows a power supply network 1 according to an embodiment of the present invention in a schematic representation.
  • the power supply system 1 comprises a plurality of energy storage 2.
  • a power supply system 1 is shown, comprising for example, five Ener ⁇ gie acknowledged. 2
  • the energy supply network 1 comprises two types or types of energy stores 2, namely energy storage 2 of the energy storage type A and energy storage device 2 of the energy storage type B.
  • These energy storage types A, B can be, for example, lithium-ion batteries, lead batteries, nickel batteries. Batteries, redox flow batteries, condensers, flywheel storage or thermal storage.
  • the energy storage 2 can feed electrical power or electrical energy into the power grid 1 and remove from this.
  • the power supply network 1 further comprises a control device 3, by means of which the respective energy storage 2 can be controlled.
  • the control device 3 comprises a detection device 4, by means of which a mains frequency f in the power supply network 1 can be detected.
  • the control device 3 further comprises a computing device 5, by means of which a primary control power P can be determined on the basis of the detected network frequency f, which with the respective energy stores 2 into the energy supply network 1 is to bring or which can be seen with the respective energy storage 2 from the power grid 1.
  • the computing device 5 uses a mapping rule 6, which can be stored, for example, on a memory device of the control device 3. Such a mapping rule 6 is shown in FIG.
  • the mapping rule 6 is provided in the present case as a graph showing the line frequency f as a function of the primary control power P. From the mapping rule 6 and the graph, with the aid of re ⁇ chen founded be 5 determines which primary control Leis ⁇ tung P must be fed into the power grid 1 or to be removed from the power supply system 1 to f n to achieve a predetermined nominal frequency, in this case 50 Hz.
  • a dead band 7 is also provided, in which no primary control power P must be provided.
  • the primary control power P can be determined, which - must be introduced into the power grid 1 - or must be removed from this - depending on the current grid frequency f.
  • respective sub powers P T can be also determined, which are fed with the Energyspei ⁇ Chern 2 in the power grid 1 or to be removed from the respective energy storage units 2 from the power supply network.
  • the computing device 5 can use a further mapping rule 8, which is stored, for example, on the memory device of the control device 3.
  • Such a mapping rule 8 is shown schematically in FIG. 3 as a graph.
  • This graph shows the partial power P T in dependence on the response ⁇ degree n.
  • the efficiency n as a function of the partial power P T for the first energy storage type A and the second type of energy storage B depicted.
  • the energy storage type A has advantages in the low power range and the energy storage type B shows a high efficiency n in the upper power range.
  • an efficiency value can then be determined for each of the energy stores 2, which describes the efficiency of the respective energy store 2 as a function of the partial power P T which is to be fed into the power supply network 1 or is to be removed therefrom ,
  • the efficiency value can in particular describe the efficiency n of the respective energy store 2.
  • the computing device 5 can also be designed to determine from each of the energy storage devices 2 which power this energy storage device 2 can currently provide and / or which power this energy storage device 2 can currently absorb. If it is for example in the energy storage 2 for a battery, this can be determined on the basis of the current La ⁇ remaining charge indicator of the battery. This information can be taken into account in determining the efficiency value or the part Leis ⁇ tung P T of the energy store. 2 Furthermore, can be stored standstill losses of the respective energy ⁇ memory 2 in the memory unit of the computing device 5 and taken into account in the determination of the partial power P T of the respective energy storage. 2 It can also be provided that 5 predictions for the energy consumption in the power grid 1 are stored in the memory unit of the computing device.
  • This Vorhersa ⁇ gen can also be used to determine the respective part Leis ⁇ tung P T of the respective energy storage. 2
  • the respective energy storage 2 can be controlled so that they feed the particular partial power P T in the power grid 1 or remove the specific power fraction P T from the power grid 1.
  • the control device 3 can also be determined when, the energy storage 2 of the energy storage type A and / or the energy storage 2 of the energy storage type B are operated.
  • FIG 4 shows a result of a simulation which describes a profile of the primary control power P as a function of the time t.
  • the primary control power P is plotted over ei ⁇ nen period of one month. If the Primärre- gelados to be fed into the power supply system 1 results in positive values and, if primary control ⁇ power P is to be removed from the power supply system 1 results in a negative value.
  • 5 shows a simulation of the energy loss in depen E v ⁇ dependence on the time t. In this case, the loss energy E v is carried on ⁇ if the primary power P to be provided according to FIG 4 only with the energy storage 2, which are assigned to the energy storage type A, are provided. In this case, there is a total loss energy E v of 198.85 kWh in one month.
  • FIG. 6 further shows a simulation of the FIG loss energy E v as a function of time t for the case that with the required primary control power P as shown in FIG 4 only provided with energy storage 2 of the energy storage type B ⁇ the.
  • the simulation results in a loss energy E v of 114.71 kWh per month.
  • FIG. 7 shows the energy loss E v for the case in which both the energy storage devices 2 are operated by the energy storage type A and the energy storage devices 2 by the energy storage type B, and the operation of the energy storage devices 2 by the control device 5 is controlled.
  • the loss energy E v of 94.39 kWh per month.

Abstract

L'invention concerne un dispositif de commande (3), destiné à commander une pluralité d'accumulateurs d'énergie (2) d'un réseau d'alimentation en énergie (1), comprenant un moyen de détection (4) destiné à détecter une fréquence de réseau (f) dans le réseau d'alimentation en énergie (1) et un dispositif de calcul (5) destiné à déterminer une puissance de régulation primaire électrique (P), à injecter dans le réseau d'alimentation en énergie (1) et/ou à prélever dans le réseau d'alimentation en énergie, en fonction de la fréquence de réseau détectée (f). Le dispositif de calcul (5) est conçu pour déterminer, pour chacun des accumulateurs d'énergie (2), une valeur d'efficacité qui décrit l'efficacité énergétique de l'accumulateur d'énergie (2) en fonction de la puissance électrique injectée dans le réseau d'alimentation électrique (1) et/ou prélevée dans celui-ci, et pour déterminer, pour chacun des accumulateurs d'énergie (2), une puissance partielle (PT) de la puissance de régulation primaire (P) en fonction de la valeur d'efficacité.
PCT/EP2016/079731 2016-02-02 2016-12-05 Dispositif de commande d'une pluralité d'accumulateurs d'énergie, réseau d'alimentation en énergie et procédé WO2017133811A1 (fr)

Applications Claiming Priority (2)

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DE102016201544.3A DE102016201544A1 (de) 2016-02-02 2016-02-02 Steuervorrichtung zum Steuern einer Mehrzahl von Energiespeichern, Energieversorgungsnetz sowie Verfahren
DE102016201544.3 2016-02-02

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DE102013206808A1 (de) * 2013-04-16 2014-10-16 Younicos Ag Verfahren und Vorrichtung zur Regelung des Ladezustandes eines Batteriekraftwerks
DE102013104729A1 (de) * 2013-05-07 2014-11-13 Evonik Industries Ag Verfahren zur Bereitstellung von Regelleistung für ein Stromnetz mit einem Akkumulator

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