CN112686548B - Energy storage system operation method and device, electronic equipment and storage medium - Google Patents
Energy storage system operation method and device, electronic equipment and storage medium Download PDFInfo
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Abstract
The embodiment of the invention discloses an energy storage system operation method, an energy storage system operation device, electronic equipment and a storage medium. The method comprises the following steps: acquiring a charging and discharging strategy sent by a scheduling end; the charging and discharging strategies comprise at least one of a day-to-day charging and discharging strategy and a temporary charging and discharging strategy; and executing charge and discharge operation of the energy storage system according to the day-to-day charge and discharge strategy and/or the temporary charge and discharge strategy. By operating the technical scheme provided by the embodiment of the invention, the problem that the existing energy storage system is difficult to adjust in time according to the power utilization state by only configuring a local preset charging and discharging operation strategy can be solved, and the effects of solving the heavy overload problem of the distribution transformer and responding to the power supply requirement of the requirement side in time are achieved.
Description
Technical Field
Embodiments of the present invention relate to computer technologies, and in particular, to an energy storage system operation method, an apparatus, an electronic device, and a storage medium.
Background
With the development of society and improvement of life, the electricity demand of people is larger and larger, and the load rate of a platform area is higher.
In the prior art, a plurality of energy storage systems are built to relieve the regional voltage, however, the existing energy storage systems are only configured with a locally preset charging and discharging operation strategy, so that the adjustment is difficult to be performed in time according to the power utilization state, and the timeliness of solving the problem of the regional voltage is reduced.
Disclosure of Invention
The embodiment of the invention provides an energy storage system operation method, an energy storage system operation device, electronic equipment and a storage medium, so as to solve the problem of heavy overload of a distribution transformer and timely respond to power supply requirements of a requirement side.
In a first aspect, an embodiment of the present invention provides an operation method of an energy storage system, applied to an energy storage system end, where the method includes:
acquiring a charging and discharging strategy sent by a scheduling end; the charging and discharging strategies comprise at least one of a day-to-day charging and discharging strategy and a temporary charging and discharging strategy;
and executing charge and discharge operation of the energy storage system according to the day-to-day charge and discharge strategy and/or the temporary charge and discharge strategy.
In a second aspect, an embodiment of the present invention further provides an energy storage system operating device configured at an energy storage system end, where the device includes:
the charging and discharging strategy acquisition module is used for acquiring the charging and discharging strategy sent by the scheduling end; the charging and discharging strategies comprise at least one of a day-to-day charging and discharging strategy and a temporary charging and discharging strategy;
and the operation execution module is used for executing the charge and discharge operation of the energy storage system according to the day-to-day charge and discharge strategy and/or the temporary charge and discharge strategy.
In a third aspect, an embodiment of the present invention further provides an operation method of an energy storage system, applied to a scheduling end, where the method includes:
determining a charging and discharging strategy of the energy storage system end according to the overall power utilization load in the power supply area corresponding to the scheduling end;
the charging and discharging strategy is sent to the energy storage system end, so that the energy storage system end executes charging and discharging operation of the energy storage system according to the charging and discharging strategy; the charging and discharging strategy comprises at least one of a daily charging and discharging strategy and a temporary charging and discharging strategy.
In a fourth aspect, an embodiment of the present invention further provides an energy storage system operating device configured at a scheduling end, where the device includes:
the charging and discharging strategy determining module is used for determining the charging and discharging strategy of the energy storage system end according to the overall power utilization load in the power supply area corresponding to the scheduling end;
the charging and discharging strategy sending module is used for sending the charging and discharging strategy to the energy storage system end so that the energy storage system end can execute charging and discharging operation of the energy storage system according to the charging and discharging strategy; the charging and discharging strategy comprises at least one of a daily charging and discharging strategy and a temporary charging and discharging strategy.
In a fifth aspect, an embodiment of the present invention further provides an electronic device, including:
one or more processors;
storage means for storing one or more programs,
the one or more programs, when executed by the one or more processors, cause the one or more processors to implement the energy storage system operating method as described above.
In a sixth aspect, embodiments of the present invention also provide a computer readable storage medium having stored thereon a computer program which when executed by a processor implements the energy storage system operating method as described above.
According to the embodiment of the invention, the charging and discharging strategies sent by the scheduling end are obtained; the charging and discharging strategies comprise at least one of a day-to-day charging and discharging strategy and a temporary charging and discharging strategy; and executing charge and discharge operation of the energy storage system according to the day-to-day charge and discharge strategy and/or the temporary charge and discharge strategy. The problem that an existing energy storage system is difficult to adjust in time according to the power utilization state only by configuring a locally preset charging and discharging operation strategy is solved, and the effects of solving the problem of heavy overload of a distribution transformer and responding to the power supply requirement of a requirement side in time are achieved.
Drawings
FIG. 1 is a flow chart of a method of operating an energy storage system according to a first embodiment of the present invention;
FIG. 2 is a flow chart of a method for operating an energy storage system according to a second embodiment of the present invention;
fig. 3 is a schematic structural diagram of an operation device of an energy storage system according to a third embodiment of the present invention;
fig. 4 is a schematic structural diagram of an operation device of an energy storage system according to a fourth embodiment of the present invention;
fig. 5 is a schematic structural diagram of an electronic device according to a fifth embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.
Example 1
Fig. 1 is a flowchart of an operation method of an energy storage system according to an embodiment of the present invention, where the embodiment may be adapted to a case where a charging and discharging policy is obtained from a scheduling end to perform a charging and discharging operation on an energy storage system of a low voltage power distribution network, the method may be performed by an operation device of an energy storage system according to an embodiment of the present invention, and the device may be implemented by software and/or hardware and may be integrated on the energy storage system end. Referring to fig. 1, the operation method of the energy storage system provided in this embodiment includes:
step 110, acquiring a charging and discharging strategy sent by a scheduling end; the charging and discharging strategy comprises at least one of a daily charging and discharging strategy and a temporary charging and discharging strategy.
The scheduling end is used for accessing a plurality of energy storage systems deployed in a plurality of scenes such as a power grid side, a user side and the like, and can be an energy interconnection sharing platform, which is not limited in this embodiment.
The charging and discharging strategy is used for specifying data required by charging and discharging processes such as charging and discharging time, charging and discharging power and the like of the energy storage system.
The daily charge/discharge strategy is a strategy of charging/discharging the energy storage system in a fixed period of time on the day, which is prescribed in advance before the current day, and the temporary charge/discharge strategy is a temporary-transmitted charge/discharge strategy of an unfixed period of time, for example, a temporary discharge operation is performed.
And 120, executing charge and discharge operation of the energy storage system according to the day-to-day charge and discharge strategy and/or the temporary charge and discharge strategy.
And executing the charge-discharge operation of the energy storage system according to at least one of a day-to-day charge-discharge strategy and a temporary charge-discharge strategy. The energy storage system is a battery energy storage system running near a load center, integrates the functions of PCS running monitoring of an energy storage converter, information display of a battery BMS system, quick frequency modulation control, AGC control, AVC control and the like, and has the characteristics of simple structure, small occupied area, low investment and the like.
If the scheduling end does not send the day-to-day charge-discharge strategy and/or the temporary charge-to-discharge strategy, the energy storage system can adopt the local day-to-day charge-to-discharge strategy to perform charge-to-discharge operation, and if the scheduling end sends the charge-to-discharge strategy, the charge-to-discharge operation is performed according to the charge-to-discharge strategy of the scheduling end. The local day-to-day charge-discharge strategy is a charge-discharge strategy formulated according to local conditions, and if most local residential users reach a peak at 9 to 12 points in the evening, the local day-to-day charge-discharge strategy of the energy storage system of the area can be set to be in charge in a fixed period in the evening and in a fixed period in the morning. So as to improve the pertinence of the power supply of the corresponding region of the energy storage system.
In this embodiment, optionally, according to the day-to-day charge and discharge strategy and/or the temporary charge and discharge strategy, performing a charge and discharge operation of the energy storage system includes:
if the day-to-day charge-discharge strategy is acquired, executing a first charge-discharge operation of the energy storage system;
if the temporary charge-discharge strategy is acquired in the execution process of the first charge-discharge operation, executing a second charge-discharge operation of the energy storage system;
and if the execution of the second charge and discharge operation is finished, continuing to execute the first charge and discharge operation.
The operation process of the charging and discharging process can be displayed at the energy storage system end in real time, and the obtained curve corresponding to the charging and discharging strategy and the curve of the actual power can be compared and displayed to display the current running state, active power, reactive power, fault information and the like of all the energy storage converters.
And if the day-to-day charge and discharge strategy is acquired, executing a first charge and discharge operation of the energy storage system.
And if the temporary charge-discharge strategy is acquired in the execution process of the first charge-discharge operation, stopping executing the first charge-discharge operation when the appointed time is reached, and executing the second charge-discharge operation instead, and continuing executing the first charge-discharge operation after the second charge-discharge operation is completed. The energy storage system executes the first charge and discharge operation according to the charge and discharge strategy of day-to-day, and if the temporary charge and discharge strategy is received and the time of reception is nine, the execution time of the temporary charge and discharge strategy is nine-half to eleven-half, the first charge and discharge operation is still executed in the nine-half period, the second charge and discharge operation is executed to eleven-half period, and the first charge and discharge operation is continued after eleven-half period.
By temporarily executing the second charge-discharge operation in the process of executing the first charge-discharge operation according to the temporary charge-discharge strategy, the problem that the fixed charge-discharge operation is executed according to the daily charge-discharge strategy, the occurrence of the emergency such as icing and interruption of the power supply equipment is difficult to deal with is avoided, and the timeliness of the charge-discharge operation is improved.
In this embodiment, optionally, the daily charge and discharge policy includes: a charging and discharging strategy before 96 days on the whole day or a charging and discharging strategy of a load state of the whole day distribution transformer.
The charge and discharge strategy before 96 days is a strategy established before the day, and the charge and discharge power is changed every 15 minutes in 24 hours. The charging and discharging strategy of the load state of the all-day distribution transformer is to change the charging and discharging power according to the load state of the distribution transformer. According to different conditions, different daily charge and discharge strategies can be adopted to meet different power supply requirements.
In this embodiment, optionally, if the daily charge and discharge policy is the load state charge and discharge policy of the all-day distribution transformer, the performing the charge and discharge operation of the energy storage system according to the daily charge and discharge policy and/or the temporary charge and discharge policy includes:
determining a charging load threshold value and a discharging load threshold value according to the charging and discharging strategy of the load state of the all-day distribution transformer;
if the current power consumption load of the distribution transformer corresponding to the energy storage system is larger than the discharge load threshold, the energy storage system executes discharge operation;
and if the current power consumption load is smaller than the charging load threshold value, the energy storage system executes charging operation.
And determining a charging load threshold value and a discharging load threshold value according to the charging and discharging strategy of the load state of the all-day distribution transformer. And if the current power consumption load of the area where the energy storage system is located is smaller than the charging load threshold, the energy storage system executes the charging operation. And the current power utilization load is timely adjusted, so that the problem of heavy overload of the distribution transformer is solved, and the power supply requirement of the requirement side is timely responded.
According to the technical scheme provided by the embodiment, the charging and discharging strategies sent by the scheduling end are obtained; the charging and discharging strategies comprise at least one of a day-to-day charging and discharging strategy and a temporary charging and discharging strategy; according to the daily charge and discharge strategy and/or the temporary charge and discharge strategy, the charge and discharge operation of the energy storage system is executed, the problem that the existing energy storage system is only configured with a local preset charge and discharge operation strategy and is difficult to adjust in time according to the electricity utilization state is solved, and the effects of solving the problem of heavy overload of the distribution transformer and responding to the power supply requirement of the requirement side in time are achieved.
Example two
Fig. 2 is a flowchart of an operation method of an energy storage system provided by a second embodiment of the present invention, where the embodiment may be applicable to a case where a scheduling end sends a charge and discharge policy to enable a low-voltage power distribution network energy storage system to perform charge and discharge operations. Referring to fig. 2, the method for operating the energy storage system provided in this embodiment includes:
step 210, determining a charging and discharging strategy of the energy storage system end according to the overall power load in the power supply area corresponding to the dispatching end.
The overall power consumption load is an overall power consumption load in a power supply area corresponding to the dispatching end, and the dispatching end is responsible for power consumption condition processing of the area A, and the overall power consumption load is an overall power consumption load of the area A.
And determining the charge and discharge strategies of all the energy storage systems at the energy storage system end in the region according to the integral power load.
Step 220, the charging and discharging strategy is sent to the energy storage system end, so that the energy storage system end executes charging and discharging operation of the energy storage system according to the charging and discharging strategy; the charging and discharging strategy comprises at least one of a daily charging and discharging strategy and a temporary charging and discharging strategy.
The scheduling end may send the charging and discharging policies to each energy storage system through the edge gateway, which is not limited in this embodiment. The charging and discharging strategy is used for specifying data required by charging and discharging processes such as charging and discharging time, charging and discharging power and the like of the energy storage system.
The daily charge/discharge strategy is a strategy of charging/discharging the energy storage system in a fixed period of time on the day, which is prescribed in advance before the current day, and the temporary charge/discharge strategy is a temporary-transmitted charge/discharge strategy of an unfixed period of time, for example, a temporary discharge operation is performed. And executing the charge-discharge operation of the energy storage system according to at least one of a day-to-day charge-discharge strategy and a temporary charge-discharge strategy.
In this embodiment, optionally, determining a charging and discharging policy of the energy storage system according to the overall power load in the power supply area corresponding to the scheduling end includes:
determining at least one target energy storage system end and a charging and discharging strategy of the target energy storage system end from candidate energy storage system ends according to the integral electricity load;
correspondingly, sending the charging and discharging strategy to the energy storage system end comprises the following steps:
and sending the charging and discharging strategy to the target energy storage system end.
And determining at least one target energy storage system end and a charging and discharging strategy of the target energy storage system end from the candidate energy storage system ends according to the overall power consumption load. For example, if the electricity load of a certain area temporarily increases, an energy storage system close to the area is determined as a target energy storage system end from the candidate energy storage system ends. And determining a charging and discharging strategy of the target energy storage system end according to the current running state and other data of the target energy storage system end so as to send the charging and discharging strategy to the target energy storage system end.
According to the technical scheme provided by the embodiment, the charging and discharging strategy of the energy storage system end is determined according to the overall power load in the power supply area corresponding to the scheduling end; the charging and discharging strategy is sent to the energy storage system end, so that the energy storage system end executes charging and discharging operation of the energy storage system according to the charging and discharging strategy; the charging and discharging strategies comprise at least one of a daily charging and discharging strategy and a temporary charging and discharging strategy, so that the dispersed energy storage system can uniformly execute the charging and discharging strategies to form clustered response, solve the problem of heavy overload of the distribution transformer and timely respond to the power supply requirement of the requirement side.
Example III
Fig. 3 is a schematic structural diagram of an operation device of an energy storage system according to a third embodiment of the present invention. The device is configured at the energy storage system end, can be realized in a hardware and/or software mode, and can execute the operation method of the energy storage system provided by any embodiment of the invention. As shown in fig. 3, the apparatus includes:
a charge-discharge policy obtaining module 310, configured to obtain a charge-discharge policy sent by a scheduling end; the charging and discharging strategies comprise at least one of a day-to-day charging and discharging strategy and a temporary charging and discharging strategy;
and the operation execution module 320 is configured to execute a charge-discharge operation of the energy storage system according to the day-to-day charge-discharge strategy and/or the temporary charge-discharge strategy.
According to the technical scheme provided by the embodiment, the charging and discharging strategies sent by the scheduling end are obtained; the charging and discharging strategies comprise at least one of a day-to-day charging and discharging strategy and a temporary charging and discharging strategy; according to the daily charge and discharge strategy and/or the temporary charge and discharge strategy, the charge and discharge operation of the energy storage system is executed, the problem that the existing energy storage system is only configured with a local preset charge and discharge operation strategy and is difficult to adjust in time according to the electricity utilization state is solved, and the effects of solving the problem of heavy overload of the distribution transformer and responding to the power supply requirement of the requirement side in time are achieved.
On the basis of the above technical solutions, optionally, the running operation execution module includes:
the first operation executing unit is used for executing the first charge and discharge operation of the energy storage system if the day-to-day charge and discharge strategy is acquired;
the second operation executing unit is used for executing the second charge-discharge operation of the energy storage system according to the temporary charge-discharge strategy if the temporary charge-discharge strategy is acquired in the execution process of the first charge-discharge operation;
and the operation continuing execution unit is used for continuing to execute the first charge and discharge operation if the execution of the second charge and discharge operation is finished.
Based on the above technical solutions, optionally, the day-to-day charge and discharge strategy includes: a charging and discharging strategy before 96 days on the whole day or a charging and discharging strategy of a load state of the whole day distribution transformer.
On the basis of the above technical solutions, optionally, if the day-to-day charge and discharge policy is the all-day distribution transformer load state charge and discharge policy, the operation execution module includes:
the load threshold determining unit is used for determining a charging load threshold and a discharging load threshold according to the charging and discharging strategies of the load state of the all-day distribution transformer;
the third operation executing unit is used for executing the discharging operation by the energy storage system if the current power load of the distribution transformer corresponding to the energy storage system is larger than the discharging load threshold value;
and the fourth operation executing unit is used for executing the charging operation by the energy storage system if the current power utilization load is smaller than the charging load threshold value.
Example IV
Fig. 4 is a schematic structural diagram of an operation device of an energy storage system according to a fourth embodiment of the present invention. The device is configured at the dispatching end, can be realized in a hardware and/or software mode, and can execute the operation method of the energy storage system provided by any embodiment of the invention. As shown in fig. 4, the apparatus includes:
the charge-discharge strategy determining module 410 is configured to determine a charge-discharge strategy of the energy storage system according to the overall power load in the power supply area corresponding to the scheduling end;
the charge-discharge strategy sending module 420 is configured to send the charge-discharge strategy to the energy storage system end, so that the energy storage system end performs a charge-discharge operation of the energy storage system according to the charge-discharge strategy; the charging and discharging strategy comprises at least one of a daily charging and discharging strategy and a temporary charging and discharging strategy.
According to the technical scheme provided by the embodiment, the charging and discharging strategy of the energy storage system end is determined according to the overall power load in the power supply area corresponding to the scheduling end; the charging and discharging strategy is sent to the energy storage system end, so that the energy storage system end executes charging and discharging operation of the energy storage system according to the charging and discharging strategy; the charging and discharging strategies comprise at least one of a daily charging and discharging strategy and a temporary charging and discharging strategy, so that the dispersed energy storage system can uniformly execute the charging and discharging strategies to form clustered response, solve the problem of heavy overload of the distribution transformer and timely respond to the power supply requirement of the requirement side.
On the basis of the above technical solutions, optionally, the charge-discharge policy determining module includes:
the charging and discharging strategy determining unit is used for determining at least one target energy storage system end and a charging and discharging strategy of the target energy storage system end from the candidate energy storage system ends according to the integral electricity load;
correspondingly, the charging and discharging strategy sending module comprises:
and the charging and discharging strategy sending unit is used for sending the charging and discharging strategy to the target energy storage system end.
Example five
Fig. 5 is a schematic structural diagram of an electronic device according to a fifth embodiment of the present invention, as shown in fig. 5, the electronic device includes a processor 50, a memory 51, an input device 52 and an output device 53; the number of processors 50 in the electronic device may be one or more, one processor 50 being taken as an example in fig. 5; the processor 50, the memory 51, the input means 52 and the output means 53 in the electronic device may be connected by a bus or by other means, in fig. 5 by way of example.
The memory 51 is a computer readable storage medium, and may be used to store a software program, a computer executable program, and modules, such as program instructions/modules corresponding to the operation method of the energy storage system in the embodiment of the present invention. The processor 50 executes various functional applications of the electronic device and data processing by executing software programs, instructions and modules stored in the memory 51, i.e. implements the energy storage system operating method described above.
The memory 51 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, at least one application program required for functions; the storage data area may store data created according to the use of the terminal, etc. In addition, memory 51 may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid-state storage device. In some examples, memory 51 may further include memory located remotely from processor 50, which may be connected to the electronic device via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
Example six
The sixth embodiment of the present invention also provides a storage medium containing computer executable instructions, which when executed by a computer processor, are configured to perform a method for operating an energy storage system, where the method is applied to an energy storage system, and the method includes:
acquiring a charging and discharging strategy sent by a scheduling end; the charging and discharging strategies comprise at least one of a day-to-day charging and discharging strategy and a temporary charging and discharging strategy;
and executing charge and discharge operation of the energy storage system according to the day-to-day charge and discharge strategy and/or the temporary charge and discharge strategy.
Of course, the storage medium containing the computer executable instructions provided in the embodiments of the present invention is not limited to the above-mentioned method operations, and may also perform the related operations in the energy storage system operation method applied to the energy storage system end provided in any embodiment of the present invention.
From the above description of embodiments, it will be clear to a person skilled in the art that the present invention may be implemented by means of software and necessary general purpose hardware, but of course also by means of hardware, although in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present invention may be embodied essentially or in a part contributing to the prior art in the form of a software product, which may be stored in a computer readable storage medium, such as a floppy disk, a Read-Only Memory (ROM), a random access Memory (Random Access Memory, RAM), a FLASH Memory (FLASH), a hard disk or an optical disk of a computer, etc., and include several instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method according to the embodiments of the present invention.
It should be noted that, in the embodiment of the energy storage system operation device, each unit and module included are only divided according to the functional logic, but not limited to the above-mentioned division, so long as the corresponding functions can be implemented; in addition, the specific names of the functional units are also only for distinguishing from each other, and are not used to limit the protection scope of the present invention.
The embodiment of the invention also provides another computer-readable storage medium, the computer-executable instructions, when executed by a computer processor, are used for executing an energy storage system operation method, and the method is applied to a dispatching end, and comprises the following steps:
determining a charging and discharging strategy of the energy storage system end according to the overall power utilization load in the power supply area corresponding to the scheduling end;
the charging and discharging strategy is sent to the energy storage system end, so that the energy storage system end executes charging and discharging operation of the energy storage system according to the charging and discharging strategy; the charging and discharging strategy comprises at least one of a daily charging and discharging strategy and a temporary charging and discharging strategy.
Of course, the storage medium containing the computer executable instructions provided in the embodiments of the present invention is not limited to the above-mentioned method operations, and may also perform the related operations in the energy storage system operation method applied to the scheduling end provided in any embodiment of the present invention. The description of the storage medium can be found in the explanation of the sixth embodiment.
Note that the above is only a preferred embodiment of the present invention and the technical principle applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.
Claims (7)
1. An energy storage system operation method, which is characterized by being applied to an energy storage system end, comprising:
acquiring a charging and discharging strategy sent by a scheduling end; the charging and discharging strategies comprise at least one of a day-to-day charging and discharging strategy and a temporary charging and discharging strategy;
executing charge and discharge operation of the energy storage system according to the day-to-day charge and discharge strategy and/or the temporary charge and discharge strategy;
the day-to-day charge-discharge strategy comprises the following steps: a charging and discharging strategy before 96 days in the whole day or a charging and discharging strategy in the load state of the whole day distribution transformer;
if the day-ahead all-day charge-discharge strategy is the all-day distribution transformer load state charge-discharge strategy, executing charge-discharge operation of the energy storage system according to the day-ahead all-day charge-discharge strategy and/or the temporary charge-discharge strategy, including:
determining a charging load threshold value and a discharging load threshold value according to the charging and discharging strategy of the load state of the all-day distribution transformer;
if the current power consumption load of the distribution transformer corresponding to the energy storage system is larger than the discharge load threshold, the energy storage system executes discharge operation;
if the current power load is smaller than the charging load threshold value, the energy storage system executes charging operation;
the executing the charge-discharge operation of the energy storage system according to the day-to-day charge-discharge strategy and/or the temporary charge-discharge strategy comprises the following steps:
if the day-to-day charge-discharge strategy is acquired, executing a first charge-discharge operation of the energy storage system;
if the temporary charge-discharge strategy is acquired in the execution process of the first charge-discharge operation, executing a second charge-discharge operation of the energy storage system according to the temporary charge-discharge strategy; wherein the temporary charge-discharge strategy is temporary sent unfixed
And if the execution of the second charge and discharge operation is finished, continuing to execute the first charge and discharge operation.
2. An energy storage system operation method is characterized by being applied to a dispatching end and comprising the following steps:
determining a charging and discharging strategy of the energy storage system end according to the overall power utilization load in the power supply area corresponding to the scheduling end;
the charging and discharging strategy is sent to the energy storage system end, so that the energy storage system end executes charging and discharging operation of the energy storage system according to the charging and discharging strategy; the charging and discharging strategies comprise at least one of a day-to-day charging and discharging strategy and a temporary charging and discharging strategy;
the day-to-day charge-discharge strategy comprises the following steps: a charging and discharging strategy before 96 days in the whole day or a charging and discharging strategy in the load state of the whole day distribution transformer;
and if the daily charge-discharge strategy is the charge-discharge strategy of the load state of the all-day distribution transformer, executing charge-discharge operation of the energy storage system, wherein the charge-discharge operation comprises the following steps:
determining a charging load threshold value and a discharging load threshold value according to the charging and discharging strategy of the load state of the all-day distribution transformer;
if the current power consumption load of the distribution transformer corresponding to the energy storage system is larger than the discharge load threshold, the energy storage system executes discharge operation;
if the current power load is smaller than the charging load threshold value, the energy storage system executes charging operation;
the executing the charge-discharge operation of the energy storage system according to the day-to-day charge-discharge strategy and/or the temporary charge-discharge strategy comprises the following steps:
if the day-to-day charge-discharge strategy is acquired, executing a first charge-discharge operation of the energy storage system;
if the temporary charge-discharge strategy is acquired in the execution process of the first charge-discharge operation, executing a second charge-discharge operation of the energy storage system according to the temporary charge-discharge strategy; wherein the temporary charge-discharge strategy is temporary sent unfixed
And if the execution of the second charge and discharge operation is finished, continuing to execute the first charge and discharge operation.
3. The method of claim 2, wherein determining the charge-discharge strategy of the energy storage system terminal according to the overall power load in the power supply area corresponding to the scheduling terminal comprises:
determining at least one target energy storage system end and a charging and discharging strategy of the target energy storage system end from candidate energy storage system ends according to the integral electricity load;
correspondingly, sending the charging and discharging strategy to the energy storage system end comprises the following steps:
and sending the charging and discharging strategy to the target energy storage system end.
4. An energy storage system operation device, characterized in that it is configured at an energy storage system end, comprising:
the charging and discharging strategy acquisition module is used for acquiring the charging and discharging strategy sent by the scheduling end; the charging and discharging strategies comprise at least one of a day-to-day charging and discharging strategy and a temporary charging and discharging strategy;
the operation execution module is used for executing the charge and discharge operation of the energy storage system according to the day-to-day charge and discharge strategy and/or the temporary charge and discharge strategy;
the day-to-day charge-discharge strategy comprises the following steps: a charging and discharging strategy before 96 days in the whole day or a charging and discharging strategy in the load state of the whole day distribution transformer;
and if the daily charge-discharge strategy is the charge-discharge strategy of the load state of the all-day distribution transformer, the running operation executing module comprises:
the load threshold determining unit is used for determining a charging load threshold and a discharging load threshold according to the charging and discharging strategies of the load state of the all-day distribution transformer;
the third operation executing unit is used for executing the discharging operation by the energy storage system if the current power load of the distribution transformer corresponding to the energy storage system is larger than the discharging load threshold value;
a fourth operation executing unit, configured to execute a charging operation by the energy storage system if the current power load is less than the charging load threshold;
the executing the charge-discharge operation of the energy storage system according to the day-to-day charge-discharge strategy and/or the temporary charge-discharge strategy comprises the following steps:
if the day-to-day charge-discharge strategy is acquired, executing a first charge-discharge operation of the energy storage system;
if the temporary charge-discharge strategy is acquired in the execution process of the first charge-discharge operation, executing a second charge-discharge operation of the energy storage system according to the temporary charge-discharge strategy; wherein the temporary charge-discharge strategy is temporary sent unfixed
And if the execution of the second charge and discharge operation is finished, continuing to execute the first charge and discharge operation.
5. An energy storage system operation device, characterized in that it is configured at a dispatching end, comprising:
the charging and discharging strategy determining module is used for determining the charging and discharging strategy of the energy storage system end according to the overall power utilization load in the power supply area corresponding to the scheduling end;
the charging and discharging strategy sending module is used for sending the charging and discharging strategy to the energy storage system end so that the energy storage system end can execute charging and discharging operation of the energy storage system according to the charging and discharging strategy; the charging and discharging strategies comprise at least one of a day-to-day charging and discharging strategy and a temporary charging and discharging strategy;
the day-to-day charge-discharge strategy comprises the following steps: a charging and discharging strategy before 96 days in the whole day or a charging and discharging strategy in the load state of the whole day distribution transformer;
and if the daily charge-discharge strategy is the charge-discharge strategy of the load state of the all-day distribution transformer, executing charge-discharge operation of the energy storage system, wherein the charge-discharge operation comprises the following steps:
determining a charging load threshold value and a discharging load threshold value according to the charging and discharging strategy of the load state of the all-day distribution transformer;
if the current power consumption load of the distribution transformer corresponding to the energy storage system is larger than the discharge load threshold, the energy storage system executes discharge operation;
if the current power load is smaller than the charging load threshold value, the energy storage system executes charging operation;
the executing the charge-discharge operation of the energy storage system according to the day-to-day charge-discharge strategy and/or the temporary charge-discharge strategy comprises the following steps:
if the day-to-day charge-discharge strategy is acquired, executing a first charge-discharge operation of the energy storage system;
if the temporary charge-discharge strategy is acquired in the execution process of the first charge-discharge operation, executing a second charge-discharge operation of the energy storage system according to the temporary charge-discharge strategy; wherein the temporary charge-discharge strategy is temporary sent unfixed
And if the execution of the second charge and discharge operation is finished, continuing to execute the first charge and discharge operation.
6. An electronic device, the electronic device comprising:
one or more processors;
storage means for storing one or more programs,
the one or more programs, when executed by the one or more processors, cause the one or more processors to implement the energy storage system operation method of claim 1 or any of claims 2-3.
7. A computer readable storage medium having stored thereon a computer program, which when executed by a processor, implements a method of operating an energy storage system according to claim 1 or any of claims 2-3.
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| CN109066745A (en) * | 2018-08-09 | 2018-12-21 | 蔚来汽车有限公司 | Electric energy-storage system and its progress control method, device, system |
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| CN111327116A (en) * | 2020-03-23 | 2020-06-23 | 浙江同济科技职业学院 | Micro-grid energy storage control system and method and intelligent terminal |
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| CN109066745A (en) * | 2018-08-09 | 2018-12-21 | 蔚来汽车有限公司 | Electric energy-storage system and its progress control method, device, system |
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