CN113537843A - Energy storage energy management system and method - Google Patents
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Abstract
The application provides an energy storage energy management system and method, the system comprises a plurality of strategy modules, the strategy modules are used for controlling energy storage units under different application scenes, and each strategy module comprises a parameter configuration interface, an input interface and an output interface; the parameter configuration interface is used for receiving configuration parameters corresponding to the current application scene, the input interface is used for receiving input variables, and the output interface is used for outputting control variables of the energy storage unit. According to the system provided by the scheme, the control strategy is packaged in the strategy module in advance, so that a user can directly call the currently required strategy module to manage the stored energy, the development time of the control strategy is saved, and the management efficiency of the stored energy is improved.
Description
Technical Field
The present application relates to the field of power management technologies, and in particular, to a system and a method for energy storage energy management.
Background
An energy storage Energy Management System (EMS) is used as the brain of the energy storage system to coordinate and control the charge and discharge management of the whole energy storage system, and is suitable for various energy storage application scenes, such as a power generation side, a power grid side, a power utilization side and a microgrid.
In the prior art, the energy storage energy management is usually implemented in a manner of configuring with fixed parameters and re-downloading the management program according to the current application scenario, or needs to be implemented in a manner of modifying the management program according to the current application scenario.
However, since the EMS has various application scenarios and numerous control strategies, if energy management is implemented based on the prior art, the energy storage energy management efficiency will be low.
Disclosure of Invention
The application provides an energy storage energy management system and method, which aim to overcome the defects of low energy storage energy management efficiency and the like in the prior art.
In a first aspect, the present application provides an energy storage energy management system, comprising: the energy storage device comprises a plurality of strategy modules, a plurality of energy storage units and a plurality of control modules, wherein the strategy modules are used for controlling the energy storage units under different application scenes, and each strategy module comprises a parameter configuration interface, an input interface and an output interface;
the parameter configuration interface is used for receiving configuration parameters corresponding to a current application scene, the input interface is used for receiving input variables, and the output interface is used for outputting control variables of the energy storage unit; the input variables at least comprise monitoring data and state information of the energy storage unit under the current application scene.
Optionally, the configuration parameters at least include an input associated variable list, an output associated variable list, and a policy parameter threshold list.
Optionally, the configuration parameter further includes a policy priority.
Optionally, the policy module further includes:
and the external access interface is used for receiving remote external data.
Optionally, the policy module has passed both simulation testing and on-load testing.
Optionally, the system further includes:
and the system level coordination control module is used for monitoring the state information of the energy storage system and the energy storage units and performing safety detection and task coordination distribution on the energy storage units according to the state information of the energy storage system and the energy storage units.
Optionally, the system-level coordination module includes:
the system level protection unit is used for judging whether the current energy storage system meets the current application conditions or not according to the state information of the energy storage system and the energy storage unit;
the energy storage unit level protection unit is used for judging whether a fault unit exists according to the state information of each energy storage unit;
and the energy storage unit coordination distribution unit is used for performing task coordination distribution on the current energy storage unit control quantity according to the state information of each energy storage unit.
In a second aspect, the present application provides an energy storage energy management method, applied to an energy storage energy management system, where the system includes a plurality of policy modules, and the method includes:
acquiring a current energy storage energy management requirement, wherein the energy storage energy management requirement at least comprises a current application scene;
selecting a target strategy module from the plurality of strategy modules according to the current energy storage energy management requirement;
performing parameter configuration on the target strategy module based on a parameter configuration interface of the target strategy module;
acquiring an input variable by using the target strategy module so as to enable the target strategy module to output a corresponding energy storage unit control variable; the input variables at least comprise monitoring data and state information of the energy storage unit in the current application scene.
Optionally, when the number of the target policy modules is greater than 1, the performing parameter configuration on the target policy modules based on the parameter configuration interface of the target policy modules includes:
acquiring configuration parameters corresponding to a current application scene, wherein the configuration parameters at least comprise a policy priority;
according to the strategy priority, the target strategy modules are sequenced so that the target strategy modules run according to a preset running sequence
In a third aspect, the present application provides an energy storage energy management apparatus, applied to an energy storage energy management system, where the system includes a plurality of policy modules, and the apparatus includes:
the system comprises an acquisition module, a storage module and a processing module, wherein the acquisition module is used for acquiring the current energy storage energy management requirement, and the energy storage energy management requirement at least comprises the current application scene;
the selecting module is used for selecting a target strategy module from the strategy modules according to the current energy storage energy management requirement;
the configuration module is used for carrying out parameter configuration on the target strategy module based on a parameter configuration interface of the target strategy module;
the control module is used for acquiring input variables by using the target strategy module so as to enable the target strategy module to output corresponding energy storage unit control variables; the input variables at least comprise monitoring data and state information of the energy storage unit in the current application scene.
A fourth aspect of the present application provides an electronic device, comprising: at least one processor and memory;
the memory stores computer-executable instructions;
the at least one processor executing the computer-executable instructions stored by the memory causes the at least one processor to perform the method as set forth in the second aspect above and in various possible designs of the second aspect.
A fifth aspect of the present application provides a computer-readable storage medium having stored thereon computer-executable instructions that, when executed by a processor, perform the method as set forth in the second aspect above and in various possible designs of the second aspect.
This application technical scheme has following advantage:
the application provides an energy storage energy management system and method, the system comprises a plurality of strategy modules, the strategy modules are used for controlling energy storage units under different application scenes, and each strategy module comprises a parameter configuration interface, an input interface and an output interface; the parameter configuration interface is used for receiving configuration parameters corresponding to the current application scene, the input interface is used for receiving input variables, and the output interface is used for outputting control variables of the energy storage unit; the input variables at least comprise monitoring data and state information of the energy storage unit in the current application scene. According to the system provided by the scheme, the control strategy is packaged in the strategy module in advance, so that a user can directly call the currently required strategy module to manage the stored energy, the development time of the control strategy is saved, and the management efficiency of the stored energy is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic structural diagram of an energy storage and management system according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a policy module provided in an embodiment of the present application;
fig. 3 is a schematic structural diagram of another energy storage and management system according to an embodiment of the present disclosure;
FIG. 4 is a schematic structural diagram of an exemplary stored energy management system provided by an embodiment of the present application;
fig. 5 is a schematic flowchart of an energy storage energy management method according to an embodiment of the present application;
fig. 6 is a schematic structural diagram of an energy storage energy management device according to an embodiment of the present application;
fig. 7 is a schematic structural diagram of an electronic device according to an embodiment of the present application.
With the above figures, there are shown specific embodiments of the present application, which will be described in more detail below. These drawings and written description are not intended to limit the scope of the disclosed concepts in any way, but rather to illustrate the concepts of the disclosure to those skilled in the art by reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the following examples, "plurality" means two or more unless specifically limited otherwise.
The embodiment of the application provides an energy storage energy management system, which is used for managing energy storage units in an energy storage system.
As shown in fig. 1, a schematic structural diagram of an energy storage and management system provided in an embodiment of the present application is shown, where the system 10 includes: a plurality of policy modules 101.
The strategy modules are used for controlling the energy storage units under different application scenes, and each strategy module comprises a parameter configuration interface, an input interface and an output interface.
The parameter configuration interface is used for receiving configuration parameters corresponding to a current application scene, the input interface is used for receiving input variables, and the output interface is used for outputting control variables of the energy storage unit.
It should be noted that the modular control strategy can be developed into an application driver, the strategy module can be called in a loading driver mode, and the configuration of various control strategies adopts visual window operation, so that the strategy module can be intuitively and conveniently used by a user.
Specifically, a user can call a corresponding policy module according to the energy storage energy management requirement in the current application scene, perform parameter configuration on the policy module through a parameter configuration interface, and put the policy module into use after the parameter configuration is completed. The strategy module can specifically acquire a corresponding input variable through the input interface according to the configuration parameters, generate a corresponding energy storage unit control variable through data analysis and statistics on the input variable, and send the corresponding energy storage unit control variable to the designated energy storage unit through the output interface.
It should be further noted that the energy storage unit control variable specifically refers to an energy storage unit execution component control amount.
As shown in fig. 2, for a schematic structural diagram of a policy module provided in an embodiment of the present application, configuration parameters at least include an input associated variable list, an output associated variable list, and a policy parameter threshold list.
It should be noted that the input associated variable list mainly includes specified input variable types, such as: the real-time power of the point of presence and the electric quantity state of the energy storage unit, etc., and the output association variable list mainly includes the data type of the output energy storage unit control variable, for example: active power, reactive power and the like, and particularly can be related to the control quantity of the energy storage unit execution component. Correspondingly, the policy parameter threshold mainly includes a threshold corresponding to each input variable, a threshold of an output variable (energy storage unit control variable), and the like.
The input variables at least comprise monitoring data and state information of the energy storage unit in the current application scene. The content specifically included in the input variable may be set according to the current actual energy storage energy management requirement, and the embodiment of the present application is not limited.
Specifically, in one embodiment, the configuration parameters further include a policy priority.
In practical application, under the condition that a plurality of control strategies are needed to perform combined control in a current scene, a plurality of strategy modules need to be called at this time, and in order to ensure that each strategy module can be executed according to a specified operation sequence to achieve an expected energy storage control capability, a strategy priority can be set for the strategy modules before the strategy modules are started to control the operation sequence of the strategy modules.
Specifically, in one embodiment, the configuration parameters further include a policy activation switch for a user to control the operation of the policy module.
On the basis of the foregoing embodiment, in order to improve the adaptability of the policy module, as an implementable manner, in an embodiment, the policy module further includes: and the external access interface is used for receiving remote external data.
It should be noted that the remote external data mainly includes external data such as cloud data, external acquisition channel data, and response external scheduling interface data, so that each policy module can be freely combined and configured online in real time.
Illustratively, when a certain input variable type specified by the input associated variable list cannot be directly acquired, cloud data can be received by using an external access interface, so as to ensure that a complete input variable can be obtained. Or, when the user cannot normally access the parameter configuration interface, the external access interface can be used for sending the configuration parameters to the policy module, so as to achieve the effect of remote configuration.
Specifically, in one embodiment, the policy module has passed both the simulation test and the on-board test.
It should be noted that the simulation test is a simulation test performed on the policy module, and the on-load test is a test performed on the entity device mounted on the policy module to test the effect of being actually put into practical use.
Specifically, before the strategy module is deployed to the energy storage energy management system, in order to ensure the availability and stability of the strategy module, the strategy module can be subjected to a simulation test and a loading test, and then subjected to subsequent deployment after the test is passed.
On the basis of the foregoing embodiment, in order to ensure the safety and load balance of the energy storage energy management system, as shown in fig. 3, a schematic structural diagram of another energy storage energy management system provided in the embodiment of the present application is provided, as an implementable manner, in an embodiment, the system further includes: and the system level coordination control module 102 is configured to monitor state information of the energy storage system and the energy storage units, and perform security detection and task coordination distribution on the energy storage units according to the state information of the energy storage system and the energy storage units.
It should be noted that the state information of the energy storage unit mainly refers to state information of a unit level, such as active power and reactive power of the energy storage unit, and the state information of the energy storage system mainly refers to state information of a system level, such as a safety index of an ac point and a safety index of a junction point.
Specifically, in the operation process of the policy module, the system-level coordination module may be used to perform safety protection and task coordination distribution, such as energy storage rated power limit, active power/reactive power coordination, fault protection of the energy storage system, and the like, according to the state information of the energy storage system and the energy storage unit, and the adaptive expansion may be specifically performed according to the actual application condition, which is not limited in the embodiment of the present application.
Specifically, in one embodiment, the system level coordination module includes: the system level protection unit is used for judging whether the current energy storage system meets the current application conditions or not according to the state information of the energy storage system and the energy storage unit; the energy storage unit level protection unit is used for judging whether a fault unit exists according to the state information of each energy storage unit; and the energy storage unit coordination distribution unit is used for performing task coordination distribution on the current energy storage unit control quantity according to the state information of each energy storage unit.
For example, as shown in fig. 4, which is a schematic structural diagram of an exemplary energy storage energy management system provided in the embodiment of the present application, a system-level coordination module is disposed on a communication link between a policy module and an energy storage unit to perform a coordination control function on the energy storage unit.
Specifically, the system-level protection unit can specifically judge whether the current energy storage system can meet the energy storage unit control variable generated by the current strategy module according to the state information of the energy storage system and the state information of all the energy storage units in the system, and if the current energy storage system cannot meet the energy storage unit control variable, alarm information is generated to remind an operator of manual intervention. The energy storage unit level protection unit can specifically judge whether the state index of each energy storage unit exceeds a rated value according to the state information of each energy storage unit, if so, the energy storage unit is determined to be a fault unit, and the fault unit can be cut off at the moment so as to distribute tasks to other normal units. Similarly, if the current energy storage system is determined to have a fault according to the state information of the energy storage system, the whole energy storage system can be cut off to distribute tasks to other energy storage systems. The energy storage unit coordination and distribution unit can specifically determine load indexes such as the current electric storage quantity of each energy storage unit according to the state information of each energy storage unit, and further realize coordination and distribution of tasks (energy storage unit control quantity).
The energy storage energy management system provided by the embodiment of the application comprises a plurality of strategy modules, wherein the strategy modules are used for controlling energy storage units in different application scenes, and each strategy module comprises a parameter configuration interface, an input interface and an output interface; the parameter configuration interface is used for receiving configuration parameters corresponding to the current application scene, the input interface is used for receiving input variables, and the output interface is used for outputting control variables of the energy storage unit; the input variables at least comprise monitoring data and state information of the energy storage unit in the current application scene. According to the system provided by the scheme, the control strategy is packaged in the strategy module in advance, so that a user can directly call the currently required strategy module to manage the energy storage energy, the development time of the control strategy is saved, the energy storage energy management efficiency is improved, the adaptability of a project application scene is improved, the project delivery and equipment matching application time is greatly shortened, and the use convenience of the user is greatly improved. And moreover, the system level coordination module in the system guarantees the safety and load balance of the system, so that the system can run safely and reliably.
The embodiment of the application provides an energy storage energy management method, which is applied to an energy storage energy management system and used for managing energy storage units in the energy storage system. The execution subject of the embodiment of the present application is an electronic device, such as a server, a desktop computer, a notebook computer, a tablet computer, an embedded device, and other electronic devices that can be used for managing the energy storage unit.
As shown in fig. 5, a schematic flow chart of a method for managing stored energy provided in an embodiment of the present application is shown, where the method includes:
502, selecting a target strategy module from a plurality of strategy modules according to the current energy storage energy management requirement;
and step 504, acquiring the input variable by using the target strategy module so that the target strategy module outputs the corresponding energy storage unit control variable.
The input variables at least comprise monitoring data and state information of the energy storage unit in the current application scene.
Specifically, in an embodiment, when the number of target policy modules is greater than 1, configuration parameters corresponding to a current application scenario may be obtained, where the configuration parameters at least include policy priorities; and sequencing the target strategy modules according to the strategy priority so that the target strategy modules operate according to a preset operation sequence.
Illustratively, if the power of a point of presence in a certain power utilization area needs to be monitored currently, a policy module capable of monitoring the kilometer of the point of presence can be selected as a target policy module, the target policy module is configured by taking the rated power as a configuration parameter, then the target policy module monitors the real-time power of the point of presence, when the monitored real-time power is about to reach the rated power, whether each energy storage unit meets the discharge requirement can be judged according to the electric quantity state of the energy storage unit, and the energy storage unit is controlled to discharge according to the corresponding discharge standard according to the difference between the current real-time power and the rated power, so as to avoid the situation that the power of the power utilization area exceeds the standard.
According to the energy storage energy management method provided by the embodiment of the application, the current energy storage energy management requirement is obtained, wherein the energy storage energy management requirement at least comprises the current application scene; selecting a target strategy module from the multiple strategy modules according to the current energy storage energy management requirement; performing parameter configuration on the target strategy module based on a parameter configuration interface of the target strategy module; the input variable is acquired by the target strategy module, so that the target strategy module outputs the corresponding energy storage unit control variable, the energy storage energy management efficiency is improved, real-time adjustment and optimization can be realized, the benefit is improved, the safety of the energy storage system is guaranteed, and the service life of the energy storage system is prolonged.
The embodiment of the application provides an energy storage energy management device, which is used for executing the energy storage energy management method provided by the embodiment.
Fig. 6 is a schematic structural diagram of an energy storage energy management device according to an embodiment of the present application. The stored energy management device 60 includes an obtaining module 601, a selecting module 602, a configuring module 603, and a controlling module 604.
The energy storage management system comprises an acquisition module, a storage module and a management module, wherein the acquisition module is used for acquiring the current energy storage energy management requirement, and the energy storage energy management requirement at least comprises the current application scene; the selecting module is used for selecting a target strategy module from the multiple strategy modules according to the current energy storage energy management requirement; the configuration module is used for configuring parameters of the target strategy module based on the parameter configuration interface of the target strategy module; the control module is used for acquiring the input variable by using the target strategy module so as to enable the target strategy module to output the corresponding energy storage unit control variable; the input variables at least comprise monitoring data and state information of the energy storage unit in the current application scene.
With regard to the stored energy management device in the present embodiment, the specific manner in which the respective modules perform operations has been described in detail in the embodiment related to the method, and will not be elaborated here.
The energy storage energy management device provided by the embodiment of the application is used for executing the energy storage energy management method provided by the embodiment, and the implementation manner and the principle of the energy storage energy management device are the same and are not repeated.
The embodiment of the application provides an electronic device, which is used for executing the energy storage energy management method provided by the embodiment.
Fig. 7 is a schematic structural diagram of an electronic device according to an embodiment of the present application. The electronic device 70 includes: at least one processor 71 and memory 72;
the memory stores computer-executable instructions; the at least one processor executes the computer-executable instructions stored by the memory, causing the at least one processor to perform the energy storage and energy management method provided by the above embodiments.
The electronic device provided by the embodiment of the application is used for executing the energy storage energy management method provided by the embodiment, and the implementation manner and the principle of the electronic device are the same and are not repeated.
The embodiment of the present application provides a computer-readable storage medium, where a computer executing instruction is stored in the computer-readable storage medium, and when a processor executes the computer executing instruction, the method for managing stored energy provided in any of the above embodiments is implemented.
The storage medium including the computer-executable instructions according to the embodiment of the present application may be used to store the computer-executable instructions of the energy storage energy management method provided in the foregoing embodiment, and an implementation manner and a principle thereof are the same and are not described again.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
Claims (9)
1. An energy storage energy management system, comprising: the energy storage device comprises a plurality of strategy modules, a plurality of energy storage units and a plurality of control modules, wherein the strategy modules are used for controlling the energy storage units under different application scenes, and each strategy module comprises a parameter configuration interface, an input interface and an output interface;
the parameter configuration interface is used for receiving configuration parameters corresponding to a current application scene, the input interface is used for receiving input variables, and the output interface is used for outputting control variables of the energy storage unit; the input variables at least comprise monitoring data and state information of the energy storage unit in the current application scene.
2. The system of claim 1, wherein the configuration parameters include at least an input associated variable list, an output associated variable list, and a policy parameter threshold list.
3. The system of claim 1, wherein the configuration parameters further comprise a policy priority.
4. The system of claim 1, wherein the policy module further comprises:
and the external access interface is used for receiving remote external data.
5. The system of claim 1, wherein the policy module has passed simulation testing and on-board testing.
6. The system of claim 1, further comprising:
and the system level coordination control module is used for monitoring the state information of the energy storage system and the energy storage units and performing safety detection and task coordination distribution on the energy storage units according to the state information of the energy storage system and the energy storage units.
7. The system of claim 6, wherein the system-level coordination module comprises:
the system level protection unit is used for judging whether the current energy storage system meets the current application conditions or not according to the state information of the energy storage system and the energy storage unit;
the energy storage unit level protection unit is used for judging whether a fault unit exists according to the state information of each energy storage unit;
and the energy storage unit coordination distribution unit is used for performing task coordination distribution on the current energy storage unit control quantity according to the state information of each energy storage unit.
8. An energy storage energy management method is applied to an energy storage energy management system, the system comprises a plurality of strategy modules, and the method is characterized by comprising the following steps:
acquiring a current energy storage energy management requirement, wherein the energy storage energy management requirement at least comprises a current application scene;
selecting a target strategy module from the plurality of strategy modules according to the current energy storage energy management requirement;
performing parameter configuration on the target strategy module based on a parameter configuration interface of the target strategy module;
acquiring an input variable by using the target strategy module so as to enable the target strategy module to output a corresponding energy storage unit control variable; the input variables at least comprise monitoring data and state information of the energy storage unit in the current application scene.
9. The method of claim 8, wherein when the number of the target policy modules is greater than 1, the performing parameter configuration on the target policy modules based on the parameter configuration interface of the target policy modules comprises:
acquiring configuration parameters corresponding to a current application scene, wherein the configuration parameters at least comprise a policy priority;
and sequencing the target strategy modules according to the strategy priority so as to enable each target strategy module to operate according to a preset operation sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111077504.XA CN113537843A (en) | 2021-09-15 | 2021-09-15 | Energy storage energy management system and method |
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| CN202111077504.XA CN113537843A (en) | 2021-09-15 | 2021-09-15 | Energy storage energy management system and method |
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| CN116014771A (en) * | 2023-03-23 | 2023-04-25 | 新华三工业互联网有限公司 | Energy storage system control method and device, computer equipment and storage medium |
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