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EP3925049A1 - Dispositif et procédé pour la commande de composants dans une branche de réseau - Google Patents

Dispositif et procédé pour la commande de composants dans une branche de réseau

Info

Publication number
EP3925049A1
EP3925049A1 EP20713158.2A EP20713158A EP3925049A1 EP 3925049 A1 EP3925049 A1 EP 3925049A1 EP 20713158 A EP20713158 A EP 20713158A EP 3925049 A1 EP3925049 A1 EP 3925049A1
Authority
EP
European Patent Office
Prior art keywords
network
components
network branch
branch
load
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20713158.2A
Other languages
German (de)
English (en)
Inventor
Ingo Stadler
Eberhard Waffenschmidt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fachhochschule Koeln
Original Assignee
Fachhochschule Koeln
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 Fachhochschule Koeln filed Critical Fachhochschule Koeln
Publication of EP3925049A1 publication Critical patent/EP3925049A1/fr
Pending legal-status Critical Current

Links

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
    • H02J3/12—Circuit arrangements for AC mains or AC distribution networks for adjusting voltage in AC networks by changing a characteristic of the network load
    • H02J3/14—Circuit arrangements for AC mains or AC distribution networks for adjusting voltage in AC networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
    • 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
    • H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/381—Dispersed generators
    • 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
    • H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/388—Islanding, i.e. disconnection of local power supply from the network
    • 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
    • H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/46—Controlling of the sharing of output between the generators, converters, or transformers
    • 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
    • H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/50—The network for supplying or distributing electric power characterised by its spatial reach or by the load for selectively controlling the operation of the loads
    • H02J2310/66—The network for supplying or distributing electric power characterised by its spatial reach or by the load for selectively controlling the operation of the loads one of the loads acting as master and the other or others acting as slaves
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • Y02B70/3225—Demand response systems, e.g. load shedding, peak shaving
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/12—Electric charging stations
    • 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
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems
    • Y04S20/222—Demand response systems, e.g. load shedding, peak shaving

Definitions

  • the invention relates to a device for controlling components in a network branch of an electrical power supply network with a network branch control unit for limiting a load in the network branch containing a network state determination device by means of which at least one physical parameter characterizing a network state of the network branch can be determined a control device for generating a control signal, by means of which an electrical current between the network branch and a component connected to a connection point of the same can be influenced as a function of the network status.
  • the invention also relates to a method for controlling components in a network branch of an electrical power supply network, with measured values determining the load on the network branch being determined and a control signal for adapting a power consumption or power output of the components connected to the network branch.
  • a device for controlling loads namely an electrical energy store of a motor vehicle, is known from DE 10 2014 216 020 A1, which has a charger by means of which a charging current of the energy store can be reduced as a function of a determined network impedance.
  • the device comprises a network condition determination device, by means of which the network impedance can be determined by measuring voltage values at different charging currents.
  • a device for controlling components in a network branch of an electrical power supply network is known from DE 10 2013 217 743 A1, which device provides a network branch control unit for limiting a load in the network branch.
  • the network branch control unit comprises, on the one hand, a network state determination device, by means of which measured values or physical parameters can be determined from which a network state of the network branch can be derived.
  • the network branch control unit also comprises a control device for generating a control signal, by means of which a charging or feed current of a component connected to a connection point of the network branch can be influenced.
  • the known device enables current control of the components connected to the network branch as a function of the capacity utilization of the network branch. A coordinated current control of several components connected to the same network branch is not provided.
  • the object of the present invention is therefore to specify a device and a method for controlling components in a network branch in such a way that the charging and / or feed power of several components connected to the same network branch is optimized.
  • the invention in connection with the preamble of patent claim 1 is characterized in that communication means for sending and / or receiving data are assigned to the components and that the control device of at least one of the components uses the determined parameters of the multiple components evaluates and generates the control signals of the assigned components of the same network branch as a function of the evaluation result.
  • the advantage of the invention is that a coordinated control of the charging and / or feeding in of components of a network branch is made possible.
  • the components can be feeders or loads, each of which can be controlled by a network branch control unit assigned to it and preferably integrated.
  • the device according to the invention enables, in particular, the optimal charging of several loads that are connected to the same network branch.
  • the basic idea of the invention is to enable the optimal charging (charging current, charging time) of the loads from a network point of view. If the loads are designed as electric vehicles, for example, the simultaneity factor drops with high charging power, so that the total network load only increases insignificantly.
  • an electric vehicle with a high charging power can be charged for a shorter period of time, so that the network line is free more quickly for charging other electric vehicles.
  • the invention thus enables a customer to be granted a relatively high charging power for the electric vehicle if not too many electric vehicles are connected to the network branch at the same time and likewise request a charging capacity.
  • the invention enables optimal control of the charging or feed current from the components that are connected to the same network branch via different connection points.
  • the invention enables an existing network capacity to be optimally used in order to provide the highest possible charging power for the loads in the network branch. It is also taken into account here that components are connected to the network branch that do not have a network branch control unit.
  • the network branch control units assigned to each component can communicate with one another, one of the network branch control units is determined as the master network branch control unit according to certain criteria, while the other network branch control units are determined as slave network branch control units.
  • the master branch control unit has the task of ascertaining and evaluating the parameter determination or the measurement result and, from the evaluation result, a control signal for controlling both the components connected directly to the master branch control unit and the components connected to the slave branch control units to generate connected components.
  • the master network branch control units and the slave network branch control units are set up to combine with one another via appropriate communication interfaces, ie to send and / or receive measured values.
  • the prioritization of the master network branch control unit has the effect that the measurement data required for generating the control signals are collected, assessed and evaluated in the master network branch control unit and the corresponding control signals are generated therefrom.
  • the network condition determination device has a network impedance determination device for determining a network impedance, which provides for the execution of two voltage measurements with different known load values at the same connection point. The network impedance can easily be calculated from the two voltage measurements.
  • the network impedance determination device is set up in such a way that it can determine an absolute network impedance.
  • the network impedance is measured during a predetermined period of time, for example 24 hours. The highest value that occurs is taken as the reference value for the lowest load on the network branch. For further measurements, the reference value is then considered in parallel to the actual load impedance. Since the load impedance can be viewed as being connected in parallel to the reference value, the load impedance is determined from the measured load value and the reference load value. The load on the power supply network or the network impedance can then be determined with the aid of the load impedance.
  • a network condition determination device has a voltage angle determination device which is set up to determine the phase angle between the network voltage and the voltage of the component at the connection point.
  • the network status determination device has a network load device which enables network loads to be determined at different connection points.
  • measurement data are connected to different connection points Components or network condition determination devices used.
  • the line impedance between two connection points is determined; in the subsequent operating phase, the network load, ie the network current, is determined taking into account the line impedance.
  • the communication means via which the network branch control units communicate with one another have means for authentication or authentication, so that the authenticity of the communication partners is checked and / or confirmed with one another.
  • the method according to the invention in connection with the preamble of patent claim 10 is characterized in that measured values are sent and / or received between a number of components of the same network branch, that the measured values are evaluated and then those for controlling the several Components determine control signals generated in accordance with a network branch optimization rule and sent to the components.
  • the network branch status is checked at several connection points of different components (loads and / or feeders) and control signals are determined for the components of the same network branch according to a network branch optimization rule, which are transmitted to the respective network branch control units of the components or directly to the components .
  • the components are controlled by means of the control signals, which can be charging and / or feed power values, for example, so that, on the one hand, charging or feeding requirements of the respective components are met and, on the other hand, overloading of the network branch is prevented.
  • the The existing network capacity in the network branch can be optimally used in order to provide the highest possible charging capacities for the components.
  • control signals are determined in only a single network branch control unit which is assigned to a single component.
  • the optimization of the charging / feeding power in the network branch is thus carried out in a self-organizing or decentralized network. This means that the outlay on equipment is low.
  • FIG. 1 shows a block diagram of a network branch with a plurality of components connected to different connection points (feeders, loads),
  • a network branch 1 is connected to a higher-level network 3 of a power supply network via a transformer 2.
  • a plurality of components feeders, loads
  • a first component K1 is connected to the network branch 1 at a connection point A1.
  • a second component K2 is connected to the network branch 1 at a connection point A2.
  • Further components Kn are connected to the network branch 1 at the connection points An.
  • the components K1, K2, Kn are preferably designed as loads, for example rechargeable batteries for electric vehicles.
  • the components K1, K2, Kn are each assigned network branch control units N1, N2, Nn, by means of which a charging current or a charging power of the respective component can be controlled.
  • the components K1, K2, Kn are thus designed as controllable components, the charging power of which can be changed as a function of the current network status.
  • components Km are arranged in the network branch 1. These components Km are connected to the network branch 1 via connection points Am. In contrast to the components K1, K2, Kn, no network branch control units are assigned to the components Km. These components Km are therefore not controllable.
  • the network branch control units N1, N2, Nn are preferably arranged integrated in the components K1, K2, Kn or form a common structural unit with them or are arranged in a common housing with the components K1, K2, Kn.
  • the components K1, K2, Kn, Km can be used as loads (eg accumulators of electric vehicles, heat pumps) or as feeders (Photovoltaic systems, wind turbines, combined heat and power systems).
  • loads eg accumulators of electric vehicles, heat pumps
  • feeders Photovoltaic systems, wind turbines, combined heat and power systems.
  • the network branch control units N1, N2, Nn assigned to the components K1, K2, Kn are designed identically, with the network branch control unit N1 assigned to the first component K1 being shown in detail in FIG.
  • the network branch control unit N1 serves to limit a load in the network branch 1, since the component K1 is a load.
  • the network branch control unit N1 comprises a control device 4 for generating a control signal S1, by means of which a charging current I or a charging power that is drawn from the network branch 1 is set.
  • the control signal S1 is generated in the control device 4 as a function of the current network status of the network branch 1, the network status being determined by a network status determination device 5.
  • the network status determination unit 5 is set up to determine at least one physical parameter which determines the network status. The following can be used as physical parameters: mains voltage, own power consumption, mains impedance, voltage angle change, etc.
  • the network branch control unit N1 comprises a transmitting / receiving device 6 for transmitting and / or receiving data relating to the physical parameters or network status data.
  • the transmitting / receiving device 6 of the respective controllable components K1, K2, Kn serve as communication means for the exchange of data or measurement data between the network branch control units N1, N2, Nn or the control devices 4 of the respective network branch control units N1, N2, Nn.
  • the current network status can take place as a function of the data exchanged by means of the transmitting / receiving device 6, with the corresponding measurement data of the connected components K1, K2, Kn are collected and evaluated in the control device 4 of the first network branch control unit N1.
  • the measured data determined are evaluated in accordance with a network branch optimization rule or control data S1, S2, Sn are generated in the control device 4 of the first network branch control unit N1 in accordance with the network branch optimization rule and transmitted to the respective components K1, K2, Kn.
  • the control of the components K1, K2, Kn in the network branch 1 thus takes place in a decentralized manner by means of the network branch control units N1 assigned to the components K1, K2, Kn.
  • the network branch control unit N1 assigned to the first component K1 serves as the master network branch control unit N1, which generates the control signals S1, S2, Sn, while the other network branch control units N1, Nn assigned to the controllable components K2, Kn act as slaves Network branch control units N2, Nn provide the further measurement data and receive the control signals S2, Sn and convert them in the components K2, Kn.
  • the network state determination device 5 of the network branch control units N1, N2, Nn can, for example, comprise a network impedance determination device by means of which a network impedance Z g at the respective connection point A1, A2, An can be determined.
  • a network impedance Z g at the respective connection point A1, A2, An can be determined.
  • two voltage measurements are carried out one after the other with different known load values of the respective components K1, K2, Kn.
  • the basis for determining the network impedance Z g is the knowledge that the load voltage decreases with increasing load current and a slope with which the load voltage drops is proportional to the network impedance Z g and independent of the network voltage U N.
  • the network impedance Z g then results from the quotient of the voltage difference and the current difference of the two measurements.
  • the network condition determination device 4 can be a network impedance determination device for determining the absolute network impedance danz Z g from the time course.
  • the network impedance Z g is measured and recorded over a longer period of time, for example at least 24 hours. The highest value that occurs is recorded as the reference load value R ref for the lowest load.
  • the reference value R ref is considered parallel to the actual load impedances R Load and subtracted from the measured value R mess in accordance with the parallel connection of impedances. It applies
  • R load 1 / (1 / R meas - 1 / R ref ).
  • the network condition determination unit 5 can have a voltage angle determination device which provides for determining a period T and a network voltage U N at the respective connection point A1, A2, An in a time interval in which at least one load change occurs at the connection point.
  • the voltage angle determination device thus has evaluation means by means of which sudden changes in the period duration T can be detected during the load change. In this way, load jumps can be recognized in network branch 1 and not in the higher-level network.
  • the network status determination device 5 can have a network load device, with the network load being able to be determined by switching on the transmitting / receiving device 6 of several components K1, K2, Kn.
  • the network load is determined taking into account the first component K1 and the second component K2. The determination of the network load is explained in more detail below with reference to FIG.
  • measured values are exchanged between the first component K1 and the second component K2.
  • the exchange of the measured values takes place in an initialization phase in which the line impedance Z L between the connection points A1 and A2 is to be determined.
  • the components K1, K2 are switched off.
  • the respective voltages U 1 , U 2 at the connection points A1, A2 are measured and stored as reference values. It is subsequently agreed that only one of the two components K1, K2 is switched on, namely component K2.
  • the respective voltages U 1 , U 2 are then measured at the connection points A1, A2 and the voltage difference to the respective reference voltages is then determined.
  • the components K1, K2 exchange these differential voltages and compare them.
  • the positions of the two components K1, K2 relative to one another in the network branch can be determined as a function of the result. For example, is the voltage difference when the component is switched on K2 is greater, this means that an additional voltage difference U L occurs across the line Z L between the components K1, K2, and thus an additional current flow between the connection point A1 and the connection point A2. It can be concluded from this that the switched-on component K2 is further away from the network connection than the inactive component K1.
  • the first component K1 is in contact with the network branch 1 via the communication link, but is in a different network branch or on a different three-phase phase.
  • both components K1, K2 must be viewed as individual devices in their respective network branch or in their phase. In this variant, the process is ended.
  • the first component K1 is now switched to active and the second component K2 is inactive.
  • the voltage difference of the active component K1 or K2 should be greater than that of the inactive component K1, K2.
  • the active component K2 also measures its own electricity consumption and communicates this to the other component K1.
  • the amount of the line impedance Z L can then be calculated directly from the additional voltage difference AUL and the current I 2 of the component K2. According to Ohm's law, the line impedance Z L then results:
  • the line impedance Z L is determined in step 8 and stored.
  • the calculated line impedance Z L is saved and used to determine the network load in the operating phase described below.
  • this initialization phase is carried out for more than two components K1, K2, the sequence of the components along the network branch 1 can accordingly be clearly determined. Furthermore, the line impedances Z L between the respective connection points A1, A2, An of the components can be calculated.
  • the mains voltage U 1 , U 2 at the connection points A1, A2 are regularly measured at the same time and exchanged among the components K1, K2. From the voltage difference DU L between the adjacent components K1, K2 and the determined line impedance Z L between the components K1, K2, the amount of the current I on the line between the components can then be estimated in step 10 according to Ohm's law Calculate K1, K2:
  • the network load “behind” the first component K1 can be reliably determined. Since the current I 1 of the first component K1 is also known, the line current I N in the feed line to the first component K1 can be determined. Only loads that lie between the first component K1 and the network connection cannot be taken into account.
  • control signals S1, S2, Sn can then be determined in the master network branch control unit N1 and transmitted to the first component K1 directly and via the transmitting / receiving devices 6 to the further components K2, Kn.
  • the transmission of the respective control signals S2, Sn takes place after an authentication or authentication has taken place between the transmitting / receiving devices 6 of the corresponding components K1, K2, Kn, so that the authenticity of the communication partners K1, K2, Kn is present.
  • the transmitting / receiving devices 6 can be set up in such a way that the communication takes place via the network branch 1 or via a radio link.
  • the communication between the transmitting / receiving devices 6 of the components K1, K2, Kn can take place via a separate data connection, for example fiber optic cable and / or, for example, an Internet connection.
  • the transmitting / receiving devices 6 of the components K1, K2, Kn can be connected to one another via a communicate on a power cable (broadband data signal) modulated onto a power cable leading to the network branch 1 (Powerline Communication PLC).
  • control signals S1, S2, Sn can also be generated in a central unit which is connected to the network branch 1 or to the network.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

L'invention concerne un dispositif pour la commande de composants dans une branche de réseau d'un réseau d'alimentation électrique comprenant une unité de commande de branche de réseau pour la limitation d'une charge dans la branche de réseau contenant un dispositif de détermination d'état de réseau, au moyen duquel au moins un paramètre physique caractérisant un état de réseau de la branche de réseau peut être déterminé, un dispositif de commande pour la génération d'un signal de commande, au moyen duquel un courant électrique entre la branche de réseau et un composant branché à un point de raccordement de celle-ci peut être influencé en fonction de l'état du réseau, des moyens de communication pour l'émission et/ou la réception de données étant associés aux composants et le dispositif de commande d'au moins un des composants évaluant les paramètres déterminés des plusieurs composants et générant, en fonction du résultat d'évaluation, les signaux de commande des composants associés de ladite branche de réseau.
EP20713158.2A 2019-02-11 2020-02-10 Dispositif et procédé pour la commande de composants dans une branche de réseau Pending EP3925049A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019103234.2A DE102019103234A1 (de) 2019-02-11 2019-02-11 Vorrichtung und Verfahren zum Steuern von Komponenten in einem Netzzweig
PCT/DE2020/100085 WO2020164663A1 (fr) 2019-02-11 2020-02-10 Dispositif et procédé pour la commande de composants dans une branche de réseau

Publications (1)

Publication Number Publication Date
EP3925049A1 true EP3925049A1 (fr) 2021-12-22

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP20713158.2A Pending EP3925049A1 (fr) 2019-02-11 2020-02-10 Dispositif et procédé pour la commande de composants dans une branche de réseau

Country Status (4)

Country Link
US (1) US11652350B2 (fr)
EP (1) EP3925049A1 (fr)
DE (1) DE102019103234A1 (fr)
WO (1) WO2020164663A1 (fr)

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US7714592B2 (en) * 2007-11-07 2010-05-11 Current Technologies, Llc System and method for determining the impedance of a medium voltage power line
DE102013205427A1 (de) * 2013-03-27 2014-10-16 Siemens Aktiengesellschaft Einspeisevorrichtung zum Einspeisen von elektrischem Strom in ein Stromnetz sowie Verfahren zum Betreiben einer solchen Einspeisevorrichtung
DE102013217743B4 (de) * 2013-09-05 2025-05-28 Sma Solar Technology Ag Verfahren und Steuergerät zum Begrenzen einer elektrischen Belastung in einem Netzzweig eines elektrischen Netzes
DE102014216020A1 (de) * 2014-08-13 2016-02-18 Bayerische Motoren Werke Aktiengesellschaft Überwachung einer Stromzuführung beim Aufladen eines elektrischen Energiespeichers eines Kraftfahrzeugs
DE202016006211U1 (de) * 2016-10-09 2017-12-12 Haag - Elektronische Meßgeräte GmbH Messanordnung zur spektral aufgelösten Messung der Impendanz von Stromversorgungsnetzen

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WO2020164663A1 (fr) 2020-08-20
DE102019103234A1 (de) 2020-08-13
US11652350B2 (en) 2023-05-16
US20210384734A1 (en) 2021-12-09

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