CN117008568A - Method and device for testing coordination controller, storage medium and computer equipment - Google Patents
Method and device for testing coordination controller, storage medium and computer equipment Download PDFInfo
- Publication number
- CN117008568A CN117008568A CN202310843407.XA CN202310843407A CN117008568A CN 117008568 A CN117008568 A CN 117008568A CN 202310843407 A CN202310843407 A CN 202310843407A CN 117008568 A CN117008568 A CN 117008568A
- Authority
- CN
- China
- Prior art keywords
- energy storage
- unit
- storage unit
- test
- parameters
- 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
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 219
- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000004422 calculation algorithm Methods 0.000 claims abstract description 57
- 238000004088 simulation Methods 0.000 claims description 184
- 238000004146 energy storage Methods 0.000 claims description 169
- 238000004364 calculation method Methods 0.000 claims description 43
- 238000004891 communication Methods 0.000 claims description 41
- 230000005611 electricity Effects 0.000 claims description 11
- 238000012986 modification Methods 0.000 claims description 11
- 230000004048 modification Effects 0.000 claims description 11
- 238000004590 computer program Methods 0.000 claims description 8
- 238000013461 design Methods 0.000 claims description 8
- 230000009194 climbing Effects 0.000 claims description 7
- 238000010998 test method Methods 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 10
- 230000006870 function Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000011990 functional testing Methods 0.000 description 2
- 230000010365 information processing Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24065—Real time diagnostics
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention discloses a test method and device of a coordination controller, a storage medium and computer equipment, which are applied to a test platform. The method comprises the following steps: acquiring a test circuit of a coordination controller to be tested, wherein the test circuit comprises a connection relation between at least one circuit unit; obtaining test parameters corresponding to each circuit unit in the test circuit, and setting the test parameters in the circuit units corresponding to the test parameters; based on the test circuit and the test parameters in each circuit unit in the test circuit, executing a control algorithm preset in the coordination controller to obtain the ammeter parameters output by the ammeter units, and calculating based on the ammeter parameters to obtain result data corresponding to the control algorithm; and comparing the result data with a preset result threshold corresponding to the control algorithm, and obtaining a test result of the coordination controller according to the comparison result. The method can improve the test accuracy of the coordination controller.
Description
Technical Field
The present invention relates to the field of energy storage in electric power systems, and in particular, to a method and apparatus for testing a coordination controller, a storage medium, and a computer device.
Background
With the development of energy storage technology of an electric power system, the energy storage technology is applied to more and more electricity utilization scenes. Meanwhile, the energy storage system can be divided into source network side energy storage and user side energy storage according to different links of the power system. The source network side energy storage system generally needs to have functions of primary frequency modulation, secondary frequency modulation, peak shaving and the like, and the user side energy storage system generally needs to have functions of demand control, discharge and countercurrent control and the like. The functions are generally realized by a coordination controller of the energy storage system, and the coordination controller can effectively control the energy storage system so as to realize the functions, thereby having important significance for the normal operation of the energy storage system. Therefore, before the coordination controller is set in the energy storage system, a control algorithm in the coordination controller needs to be tested to ensure that each control function of the coordination controller can be normally realized.
In the conventional technology, when a control algorithm in a coordination controller is tested, various circuit parameters for testing are determined in advance based on numerical simulation, and then the control algorithm in the coordination controller is tested based on fixed circuit parameters. However, when the method is adopted for testing, closed loop verification of the control algorithm cannot be formed among all signals used by the control algorithm, and an accurate test result cannot be obtained, so that the test accuracy of the coordination controller is low.
Disclosure of Invention
In view of the above, the present application provides a method, an apparatus, a storage medium and a computer device for testing a coordination controller, which mainly aims to solve the technical problem of low testing accuracy of the coordination controller.
According to a first aspect of the present application, there is provided a test method of a coordination controller, the test method being applied to a test platform, the test platform including a communication module and a data simulation module, wherein the data simulation module is configured to simulate a plurality of circuit units, the circuit units including at least one of an ammeter unit, an energy storage unit, a power grid unit, a transformer unit, a photovoltaic unit and a load unit, the communication module being configured to establish a communication connection between the data simulation module and the coordination controller to be tested, the method comprising:
acquiring a test circuit of a coordination controller to be tested, wherein the test circuit comprises a connection relation between at least one circuit unit;
obtaining test parameters corresponding to each circuit unit in the test circuit, and setting the test parameters in the circuit units corresponding to the test parameters;
executing a control algorithm preset in the coordination controller based on the test circuit and test parameters in each circuit unit in the test circuit to obtain ammeter parameters output by the ammeter unit, and calculating based on the ammeter parameters to obtain result data corresponding to the control algorithm;
And comparing the result data with a preset result threshold corresponding to the control algorithm, and obtaining a test result of the coordination controller according to a comparison result.
According to a second aspect of the present invention, there is provided a test apparatus of a coordination controller provided at the above-described test platform, the apparatus comprising:
the circuit generation module is used for acquiring a test circuit of the coordination controller to be tested, wherein the test circuit comprises at least one connection relation among circuit units;
the parameter calibration module is used for acquiring test parameters corresponding to each circuit unit in the test circuit and setting the test parameters in the circuit units corresponding to the test parameters;
the test execution module is used for executing a control algorithm preset in the coordination controller based on the test circuit and the test parameters in each circuit unit in the test circuit to obtain the ammeter parameters output by the ammeter unit, and calculating based on the ammeter parameters to obtain result data corresponding to the control algorithm;
and the result judging module is used for comparing the result data with a preset result threshold corresponding to the control algorithm and obtaining a test result of the coordination controller according to the comparison result.
According to a third aspect of the present application, there is provided a storage medium having stored thereon a computer program which, when executed by a processor, implements the above-described test method of a coordination controller.
According to a fourth aspect of the present application, there is provided a computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the method of testing a coordination controller as described above when executing the program.
The application provides a test method, a device, a storage medium and computer equipment of a coordination controller, wherein firstly, a test circuit of the coordination controller to be tested is obtained, an analog circuit is built in a data analog module according to a circuit connection relation comprising an ammeter unit, an energy storage unit, a power grid unit, a transformer unit, a photovoltaic unit and a load unit in the test circuit, and communication connection is built between the coordination controller and the data analog module based on a communication module, so that the coordination controller is connected into the analog circuit; then, setting corresponding operation data in each circuit unit, and carrying out test on the coordination controller based on the analog circuit; further, acquiring ammeter parameters in the analog circuit, and calculating result data based on the ammeter parameters, wherein the result data can be predetermined according to the type of the control algorithm; and finally, comparing the result data with a preset result threshold corresponding to the control algorithm, judging whether the result data meets the result threshold, and if the result data meets the result threshold, determining that the test result of the coordination controller is normal. According to the technical scheme, a circuit for testing the coordination controller can be simulated based on the test platform, the operation environment of an energy storage system where the coordination controller is located can be simulated, data of all ammeter units in the operation environment are collected, operation parameters for judging whether the coordination controller works normally or not are calculated based on the data of the ammeter units, the obtained operation parameters are compared with standard operation parameters when the coordination controller executes related functions normally, whether the coordination controller can operate normally or not is further determined, and the test accuracy of the coordination controller is improved.
The foregoing description is only an overview of the present application, and is intended to be implemented in accordance with the teachings of the present application in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present application more readily apparent.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
fig. 1 is a schematic flow chart of a test method of a coordination controller according to an embodiment of the present application;
fig. 2 shows a schematic structural diagram of a test platform according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a test circuit according to an embodiment of the present application;
FIG. 4 is a schematic structural diagram of another test platform according to an embodiment of the present application;
fig. 5 shows a schematic structural diagram of a test device of a coordination controller according to an embodiment of the present application.
Detailed Description
The application will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other.
Currently, when a control algorithm in a coordination controller is tested, various circuit parameters for testing are determined in advance based on numerical simulation, and then the control algorithm in the coordination controller is tested based on fixed circuit parameters. However, when the method is adopted for testing, closed loop verification of the control algorithm cannot be formed among all signals used by the control algorithm, and an accurate test result cannot be obtained, so that the test accuracy of the coordination controller is low.
In view of the foregoing problems, in one embodiment, as shown in fig. 1, a method for testing a coordination controller is provided, and as shown in fig. 2, the method is applied to a test platform, where the test platform includes a communication module 210 and a data simulation module 220, where the data simulation module 220 is configured to simulate various circuit units, the circuit units include at least one unit of an ammeter unit, an energy storage unit, a power grid unit, a transformer unit, a photovoltaic unit, and a load unit, and the communication module 210 is configured to establish a communication connection between the data simulation module 220 and the coordination controller 300 to be tested of an entity; further, a multi-core CPU industrial personal computer with a serial port and a network port can be selected as a test platform for numerical simulation; wherein the method comprises the following steps:
101. And obtaining a test circuit of the coordination controller to be tested.
Wherein the test circuit comprises a connection relationship between at least one circuit unit. Furthermore, the test circuit may be built in advance in related circuit design software, and includes circuit units such as an ammeter unit, an energy storage unit, a power grid unit, a transformer unit, a photovoltaic unit, a load unit and the like for testing the coordination controller, and connection relations among the circuit units. Furthermore, a test circuit for testing the coordination controller can be built based on a man-machine interaction interface of the test platform.
Specifically, based on the test to be performed on the coordination controller, a test circuit is designed and built, and the test circuit is input into the test platform. Further, in the embodiment of the present application, the test of the demand control algorithm performed on the coordinator controller is described as an example, and it should be noted that other types of tests on the coordinator controller are also applicable to the present embodiment; as shown in fig. 3, a circuit diagram for performing a demand control algorithm test on a coordination controller may include a power grid unit 301, a first transformer 302, a second transformer 304, a third transformer 305, and a fourth transformer 306 as transformer units, a first electric meter 303, a second electric meter 307, a third electric meter 308, and a fourth electric meter 309 as electric meter units, a first load 311 and a second load 313 as load units, and an energy storage unit 312, a photovoltaic unit 314; further, the test circuit is input to a data simulation module in the test platform, and is connected with the coordination controller 310 of the entity through a communication module, so as to obtain the test circuit for testing the coordination controller 310.
102. And acquiring test parameters corresponding to each circuit unit in the test circuit, and setting the test parameters in the circuit units corresponding to the test parameters.
The test parameters may include element parameters of an ammeter unit, an energy storage unit, a power grid unit, a transformer unit, a photovoltaic unit and a load unit, such as a transformer loss coefficient, a load power curve of the load unit, a photovoltaic power curve of the photovoltaic unit, initial operation states and operation powers of each energy storage unit module included in the energy storage unit, and upper limit parameters of a demand in the coordination controller, so that each circuit unit in the test circuit can simulate a real circuit unit.
Specifically, the test parameters corresponding to each circuit unit in the test circuit can be set in the corresponding circuit unit in the test circuit to simulate a real power system.
103. Based on the test circuit and the test parameters in each circuit unit in the test circuit, executing a control algorithm preset in the coordination controller to obtain the ammeter parameters output by the ammeter units, and calculating based on the ammeter parameters to obtain result data corresponding to the control algorithm.
Specifically, for the test category of the coordination controller, a control algorithm in the coordination controller can be operated based on a test circuit, as an example, if the test performed on the coordination controller is a demand control algorithm test, the demand control algorithm is operated in the coordination controller, and instruction values and feedback values of active power of each energy storage unit are recorded to obtain the accumulated electric quantity output by the electric meter unit, the active power of a specific electric meter, the forward accumulated electric quantity, the reverse accumulated electric quantity, the accumulated electric quantity and other electric meter parameters; further, the result data corresponding to the control algorithm is obtained based on the calculation of the ammeter parameter, wherein the type of the result data can be predetermined based on the control algorithm of the test, for example, the control algorithm is a demand control algorithm, the result data can be a demand value of a gateway point preset at a specific position of the test circuit, the gateway point is usually set between the power grid unit and a transformer unit adjacent to the power grid unit, and the specific result data type and the algorithm for calculating the result data through the ammeter parameter can be predetermined.
As an example, if the test performed on the coordination controller is a demand control algorithm test, the electric meter parameter includes a current accumulated electric quantity, and the result data includes a demand value at a related port point set at a preset position in the test circuit, so as to obtain the current accumulated electric quantity of the electric meter unit at a first time point, and determine the current accumulated electric quantity as a first accumulated electric quantity; specifically, the current accumulated electric quantity at the first time point may be read from a pre-selected electric meter unit, where the electric meter unit may be connected to the low voltage side of the transformer unit corresponding to the gateway point, and the obtained current accumulated electric quantity is determined as the first accumulated electric quantity, and the electric meter unit is used to collect the electric power parameter at the gateway point, where the first time point may be selected according to the actual situation.
Further, the current accumulated electric quantity of the electric meter unit at a second time point is obtained, the current accumulated electric quantity is determined to be the second accumulated electric quantity, a preset time interval is formed between the first time point and the second time point, and the second time point can be selected according to actual conditions. Specifically, the current accumulated electric quantity at the second time point may be read from the electric meter unit, and the obtained current accumulated electric quantity is determined as the second accumulated electric quantity. Further, the required value may be calculated based on the first accumulated electric quantity, the second accumulated electric quantity, and the time interval by using the formula 1 and the formula 2:
Δt＝t 1 -t 2 (2)
wherein t is 1 For a preset first time point, t 2 For a preset second time point, the interval Δt between the first time point and the second time point may be predetermined, such as 15 minutes or the like,e is the required value t1 At t 1 A first accumulated electric quantity of time e t2 At t 2 And a second accumulated electric quantity at the moment.
104. And comparing the result data with a preset result threshold corresponding to the control algorithm, and obtaining a test result of the coordination controller according to a comparison result.
The result threshold may be predetermined according to a test type of the control algorithm in the coordination controller, for example, the test type of the control algorithm in the coordination controller is a system demand control algorithm functional test, then the result data may be a demand value, and the result threshold may be a demand upper limit.
As an example, if the test type of the control algorithm in the coordination controller is a functional test of the system demand control algorithm, the upper limit of the demand may be preset to a specific value for calibrating the normal range of the demand, further, the upper limit of the demand may be compared with the demand in terms of value, to determine whether the demand is less than or equal to the upper limit of the demand, and if the demand is less than or equal to the upper limit of the demand, the test result of the coordination controller is that the test is normal. If the demand value exceeds the set demand upper limit, the test result of the coordination controller is abnormal, and a reminding signal is sent out to remind relevant staff to confirm.
According to the test method for the coordination controller, a circuit for testing the coordination controller can be simulated based on the test platform, the operation environment of an energy storage system where the coordination controller is located can be simulated, data of each ammeter unit in the operation environment are collected, operation parameters for judging whether the coordination controller works normally or not are calculated based on the data of the ammeter units, the obtained operation parameters are compared with standard operation parameters when the coordination controller executes related functions normally, whether the coordination controller can operate normally or not is further determined, and test accuracy of the coordination controller is improved.
In one embodiment, as shown in fig. 4, the data simulation module 220 includes a plurality of circuit unit simulation modules, including: at least one of an electricity meter simulation module 221, an energy storage unit simulation module 222, a photovoltaic and load simulation module 223, a transformer simulation module 224, and a grid simulation module 225. The electricity meter simulation module 221 may simulate at least one electricity meter unit, where simulation data that can be generated or read may include electricity meter parameters such as active power, reactive power, forward accumulated active power, reverse accumulated active power, etc.; further, the energy storage unit simulation module 222 may simulate at least one energy storage unit, and the simulation data that can be generated or read by the energy storage unit simulation module may include energy storage parameters such as active power, reactive power, ac side voltage, ac side current, battery SOC, energy storage system operating state, active power set point, reactive power set point, and on-off command.
Further, the photovoltaic and load simulation module 223 may include a load module and a photovoltaic module, where the photovoltaic and load simulation module 223 may simulate at least one photovoltaic unit and a load unit, and simulation data that the load simulation module included in the load module may generate or read may include load parameters such as active power and reactive power of a load, and further, the load module further includes a data input module, configured to receive data such as a load power curve set during testing; further, simulation data which can be generated or read by the photovoltaic simulation module included in the photovoltaic module can include photovoltaic parameters such as active power and reactive power of the photovoltaic, and further, the photovoltaic module further includes a data input module for receiving data such as a photovoltaic power curve set during testing.
Further, the transformer simulation module 224 may simulate at least one transformer unit, where the simulation data that can be generated or read may include transformer parameters such as active power on the high voltage side, reactive power, active power on the low voltage side, reactive power, etc., the simulated transformer unit may read the power of the circuit units such as the energy storage module or the load module connected to the transformer unit, and the sum of the calculated powers is used as the power on the low voltage side of the transformer module, so as to calculate the power on the high voltage side of the transformer according to the transformer loss coefficient; further, the grid simulation module 225 may simulate at least one grid unit, and is configured to read the power of a transformer unit connected to the grid unit, where the sum of the power of each transformer is taken as the output power of the grid.
Further, the implementation manner of step 101 may be: first, circuit design data is acquired, and the circuit units contained in the circuit design data and the connection relations among the circuit units are determined. The circuit design data can be a circuit diagram file which is designed in advance at relevant circuit design software and contains all circuit units for relevant staff to perform test work aiming at the coordination controller, and the circuit diagram file can be imported into the test platform so that the test platform can acquire test circuit information. Specifically, after receiving the circuit diagram file, the test platform may analyze the circuit diagram file to determine each circuit unit included in the circuit diagram and a connection relationship between each circuit unit. And then, simulating the test circuit in the data simulation module based on the circuit units and the connection relation among the circuit units. Specifically, corresponding circuit units are simulated in the circuit unit simulation modules corresponding to each type of circuit unit, so that a test circuit is simulated.
Further, the implementation manner of step 102 may be: acquiring the ammeter parameters and setting the ammeter parameters in the ammeter unit simulated by the ammeter simulation module; acquiring the energy storage unit parameters, and setting the energy storage unit parameters in the energy storage unit simulated by the energy storage unit simulation module; acquiring the photovoltaic parameters and the load parameters, and respectively setting the photovoltaic parameters and the load parameters in the photovoltaic unit and the load unit which are simulated by the photovoltaic and load simulation module; acquiring the transformer parameters, and setting the transformer parameters in the transformer unit simulated by the transformer simulation module; and acquiring the power grid parameters, and setting the power grid parameters in the power grid unit simulated by the power grid simulation module. Further, the parameter information corresponding to each circuit unit may be imported by an external host computer or other modes, which is not limited herein. According to the embodiment provided by the application, the test circuit can be simulated at the test platform based on the design drawing of the test circuit, the ammeter unit, the energy storage unit, the photovoltaic and load simulation module, the transformer simulation module and the power grid simulation module can be respectively simulated based on the ammeter unit, the energy storage unit, the photovoltaic unit, the load unit, the transformer unit and the power grid simulation module, and various execution devices related to the coordination control algorithm can be subjected to numerical simulation based on a coordination control test mode of the semi-physical simulation energy storage system according to the complete test circuit, and data interaction and closed loop joint adjustment are performed with the coordination controller so as to verify the coordination control algorithm.
In one embodiment, as shown in fig. 4, the communication module 210 includes an electricity meter communication module 211 and an energy storage unit communication module 212; the electric meter simulation module 221 is connected with the first connection end of the electric meter communication module 211, the second connection end of the electric meter communication module 211 is connected with the first receiving end of the coordination controller 300, so that a communication connection is established between the electric meter simulation module 221 and the coordination controller 300, wherein the electric meter communication module 211 and the coordination controller 300 can be connected through an RS485, and data communication is performed between the two simulation data.
Further, the energy storage unit simulation module 222 is connected to the first connection end of the energy storage unit communication module 212, and the second connection end of the energy storage unit communication module 212 is connected to the second receiving end of the coordination controller 300, so as to establish a communication connection between the energy storage unit simulation module 222 and the coordination controller 300, wherein the energy storage unit communication module 212 and the coordination controller 300 can be connected through an ethernet network, and data communication is performed between the two simulation data.
Further, the test platform further includes a data modification module 400, where the data modification module 400 is connected to the electric meter simulation module 221, the energy storage unit simulation module 222, the photovoltaic and load simulation module 223, the transformer simulation module 224, and the grid simulation module 225, respectively, and is configured to modify parameters of the circuit unit corresponding to the modification data in response to modification data of the circuit unit of at least one of the electric meter unit, the energy storage unit, the grid unit, the transformer unit, the photovoltaic unit, and the load unit. The data modification module 400 is used for dynamically modifying the running state of the equipment when the simulation is performed, and the embodiment provided by the application can establish stable communication connection with the coordination controller based on the test platform, and can modify relevant parameters such as running data or state of each simulated element based on the data modification interface provided by the data modification module, so that the data simulation module updates all the current running data according to the input value, and the operability of the test on the coordination controller is improved.
In one embodiment, the energy storage unit simulation module is configured to: firstly, under the condition that a test is executed on the coordination controller, the active power of the front value of the energy storage unit, the active power climbing rate of the energy storage unit and a preset simulation step length of the energy storage unit are obtained, and the active power instruction value of the energy storage unit is obtained from the coordination controller. The energy storage unit simulation module can read the current active power, reactive power, system working state and other information of the simulated energy storage unit, and reads a switching-on/off remote control instruction and a power remote control instruction in the current simulation calculation, wherein when the test platform simulates each circuit unit in the test circuit, the simulation calculation is carried out according to the simulation step length of a preset interval, so that the simulation result of each circuit unit in the test circuit is obtained; further, the energy storage unit simulation module can read the working state of the energy storage unit simulated by the current simulation calculation, and if the current working state is a fault state, the energy storage unit simulation module sets the active power, reactive power, alternating-current side voltage and alternating-current side current of the energy storage unit to zero; if the energy storage unit simulation module receives a shutdown instruction during the current simulation calculation and receives a startup instruction during the last simulation calculation which is separated from the simulation calculation by one simulation step, the working state of the energy storage unit is set as a shutdown state, and the active power, the reactive power, the alternating-current side voltage and the alternating-current side current are set as zero; further, the active power instruction value of the energy storage unit is a power adjustment instruction sent to the energy storage unit by the coordination controller, and the power adjustment instruction is used for enabling the power of the energy storage unit to be in a specific value.
Furthermore, the energy storage unit simulation module can acquire an active power instruction value of the energy storage unit from the coordination controller, and reads the active power of the front value of the energy storage unit, the active power climbing rate of the energy storage unit and a preset simulation step length. The active power of the front value of the energy storage unit can be the active power simulated by the energy storage unit when the last simulation calculation is separated from the current simulation calculation by one simulation step, and further, the active power climbing rate of the energy storage unit and the simulation step can be preset according to actual conditions.
Further, if the energy storage unit simulation module receives a startup instruction during the current simulation calculation and the energy storage unit simulation module receives a shutdown instruction during the last simulation calculation separated from the simulation calculation by one simulation step, the current active power of the energy storage unit is calculated based on the active power of the front value of the energy storage unit, the climbing rate of the active power of the energy storage unit, the simulation step and the active power instruction value of the energy storage unit. And the simulation step is formed between the simulation calculation of generating the front-value active power of the energy storage unit and the simulation calculation of generating the current active power of the energy storage unit. Specifically, the current active power of the energy storage unit may be determined based on formula 3:
Wherein p is i-1 Active power, p, of the energy storage unit front value of the energy storage unit at the time of the last simulation calculation separated by one simulation step from the current simulation calculation i For the current active power, p, of the energy storage unit during the simulation calculation ref Active power instruction value, p, of energy storage unit during simulation calculation rr The active power climbing speed of the energy storage unit is obtained, and delta T is the simulation step length. The embodiment of the application can accurately simulate the active power change condition of the energy storage unit, accurately restore the actual working condition of the energy storage unit and increase the test precision of coordination control.
In one embodiment, the energy storage unit simulation module is further configured to: firstly, under the condition that a test is executed on the coordination controller, acquiring an energy storage unit front value charge state, energy storage unit charging and discharging efficiency, the energy storage unit front value active power and the simulation step length of the energy storage unit. The state of charge of the front value of the energy storage unit can be the state of charge simulated by the energy storage unit when the previous simulation calculation is separated from the current simulation calculation by one simulation step, and further, the charge and discharge rate of the energy storage unit and the simulation step can be preset according to actual conditions. And then, calculating the current charge state of the energy storage unit based on the charge state of the front value of the energy storage unit, the charge and discharge efficiency of the energy storage unit, the active power of the front value of the energy storage unit and the simulation step length, wherein the charge state of the front value of the energy storage unit and the active power of the front value of the energy storage unit are generated in the same simulation calculation, and the simulation calculation for generating the charge state of the front value of the energy storage unit and the simulation calculation for generating the current charge state of the energy storage unit are separated by one simulation step length. The current charge state of the energy storage unit is the charge state of the energy storage unit which is calculated and simulated by the current simulation. Specifically, the current state of charge of the energy storage unit may be calculated based on equation 4:
soc i ＝soc i-1 +ηp i-1 ΔT/C (4)
Wherein, the soc i For the current charge state of the energy storage unit during the simulation calculation, the soc i-1 For the state of charge of the previous value of the energy storage unit during the last simulation calculation of a simulation step length from the current simulation calculation, eta is the charge-discharge efficiency and p i-1 The active power is the front value of the energy storage unit in the last simulation calculation, and delta T is the simulation step length. The embodiment of the application can accurately simulate the charge state change condition of the energy storage unit, accurately restore the actual working condition of the energy storage unit and increase the test precision of coordination control.
In one embodiment, the electricity meter simulation module is configured to: firstly, under the condition of executing a test on the coordination controller, acquiring the front value active power of the energy storage unit and the front value load active power output by the load unit connected with the energy storage unit, wherein the front value load active power and the front value active power of the energy storage unit are generated in the same simulation calculation, and the energy storage unit is connected with the load unit and the same ammeter unit; the front load active power is the active power of the load unit simulated by the photovoltaic and load simulation module during the current simulation calculation; as an example, as shown in fig. 3, the electricity meter unit herein is the second electricity meter 307 directly connected to the energy storage unit 312 and the first load unit 311; specifically, the active power of the front load collected at the energy storage unit 312 connected with the second electric meter 307 and the active power of the front load collected at the first load unit 311 connected with the second electric meter 307 are obtained, wherein the active power of the front load is the active power of the load unit at the last simulation calculation separated by one simulation step from the current simulation calculation.
And then, adding the front-value active power of the energy storage unit and the front-value load active power to obtain the front-value metering point power corresponding to the ammeter unit. Specifically, the front value active power of the energy storage unit and the front value load active power of the load unit are added to obtain the front value metering point power corresponding to the ammeter unit connected with the energy storage unit and the load unit at the same time. Here, if there are a plurality of meter units in the circuit, the front metering point power of each meter unit to which the energy storage unit and the load unit are connected may be calculated based on the above-described method. And then, acquiring the front value accumulated electric quantity of the electric meter unit, wherein the front value accumulated electric quantity is accumulated electric quantity data acquired by the electric meter unit and used for last simulation calculation which is separated from the current simulation calculation by one simulation step. Then, judging the positive and negative of the power value of the front value metering point power; specifically, the positive and negative of the front value metering point power corresponding to the ammeter unit can be determined; if the power value of the front value metering point power is a positive value, calculating a forward accumulated electric quantity based on the front value metering point power, the simulation step length and the front value accumulated electric quantity; specifically, the forward accumulated electric quantity when the power value of the power of the front metering point is a positive value can be calculated based on the formula 5:
e_imp i ＝e_imp i-1 +|p i-1 |ΔT (5)
Wherein e_imp i E_imp is the forward accumulated electric quantity i-1 For the accumulated electric quantity of the previous value, delta T is the simulation step length, p i-1 The point power is metered for the previous value.
If the power value of the front value metering point power is a negative value, calculating a reverse accumulated electric quantity based on the front value metering point power, the simulation step length and the front value accumulated electric quantity; specifically, the reverse accumulated electric quantity when the power value of the front metering point power is a negative value can be calculated based on the formula 6:
e_exp i ＝e_exp i-1 +|p i-1 |ΔT (6)
wherein e_exp i To accumulate electric quantity reversely, e_exp i-1 For the accumulated electric quantity of the previous value, delta T is the simulation step length, p i-1 The point power is metered for the previous value.
And finally, determining the forward accumulated electric quantity or the reverse accumulated electric quantity as the current accumulated electric quantity corresponding to the electric meter unit, wherein a simulation step is formed between simulation calculation for generating the front value accumulated electric quantity and simulation calculation for generating the current accumulated electric quantity. According to the embodiment provided by the application, the process of calculating the front value metering point power of the ammeter unit based on the front value active power of the energy storage unit and the active power of the load unit can be accurately simulated, the current accumulated electric quantity corresponding to the ammeter unit can be calculated based on the front value metering point power, the actual working condition of the ammeter unit is accurately restored, and the testing precision of coordination control is increased.
According to the test method of the coordination controller, firstly, a test circuit of the coordination controller to be tested is obtained, an analog circuit is built in a data analog module according to a circuit connection relation comprising an ammeter unit, an energy storage unit, a power grid unit, a transformer unit, a photovoltaic unit and a load unit in the test circuit, and communication connection is built between the coordination controller and the data analog module based on a communication module, so that the coordination controller is connected into the analog circuit; then, setting corresponding operation data in each circuit unit, and carrying out test on the coordination controller based on the analog circuit; further, acquiring ammeter parameters in the analog circuit, and calculating result data based on the ammeter parameters, wherein the result data can be predetermined according to the type of the control algorithm; and finally, comparing the result data with a preset result threshold corresponding to the control algorithm, judging whether the result data meets the result threshold, and if the result data meets the result threshold, determining that the test result of the coordination controller is normal. According to the technical scheme, a circuit for testing the coordination controller can be simulated based on the test platform, the operation environment of an energy storage system where the coordination controller is located can be simulated, data of all ammeter units in the operation environment are collected, operation parameters for judging whether the coordination controller works normally or not are calculated based on the data of the ammeter units, the obtained operation parameters are compared with standard operation parameters when the coordination controller executes related functions normally, whether the coordination controller can operate normally or not is further determined, and the test accuracy of the coordination controller is improved.
Further, as a specific implementation of the method shown in fig. 1, the embodiment provides a testing device of a coordination controller, where the testing device of the coordination controller is disposed at a testing platform, as shown in fig. 5, and the device includes: the circuit generating module 51, the parameter calibration module 52, the test executing module 53 and the result judging module 54.
The circuit generating module 51 is configured to obtain a test circuit of the coordination controller to be tested, where the test circuit includes a connection relationship between at least one circuit unit;
the parameter calibration module 52 is configured to obtain test parameters corresponding to each circuit unit in the test circuit, and set the test parameters in the circuit units corresponding to the test parameters;
the test execution module 53 is configured to execute a control algorithm preset in the coordination controller based on the test circuit and test parameters in each circuit unit in the test circuit, obtain an ammeter parameter output by the ammeter unit, and calculate, based on the ammeter parameter, result data corresponding to the control algorithm;
the result judging module 54 may be configured to compare the result data with a preset result threshold corresponding to the control algorithm, and obtain a test result of the coordination controller according to the comparison result.
In a specific application scenario, the data simulation module includes a plurality of circuit unit simulation modules, where the circuit unit simulation modules include: the circuit generating module 51 may be specifically configured to obtain circuit design data, determine the circuit units included in the circuit design data, and a connection relationship between the circuit units; and simulating the test circuit in the data simulation module based on the circuit unit and the connection relation.
In a specific application scenario, the parameter calibration module 52 may be specifically configured to obtain the electric meter parameter, and set the electric meter parameter in the electric meter unit simulated by the electric meter simulation module; acquiring the energy storage unit parameters, and setting the energy storage unit parameters in the energy storage unit simulated by the energy storage unit simulation module; acquiring the photovoltaic parameters and the load parameters, and respectively setting the photovoltaic parameters and the load parameters in the photovoltaic unit and the load unit which are simulated by the photovoltaic and load simulation module; acquiring the transformer parameters, and setting the transformer parameters in the transformer unit simulated by the transformer simulation module; and acquiring the power grid parameters, and setting the power grid parameters in the power grid unit simulated by the power grid simulation module.
In a specific application scenario, the ammeter parameters include a current accumulated electric quantity; the result data comprise a required value at a relevant port point arranged at a preset position in the test circuit; the test execution module 53 is specifically configured to obtain the current accumulated electric quantity of the electric meter unit at a first time point, and determine the current accumulated electric quantity as a first accumulated electric quantity; obtaining the current accumulated electric quantity of the electric meter unit at a second time point, and determining the current accumulated electric quantity as a second accumulated electric quantity, wherein a preset time interval is reserved between the first time point and the second time point; the demand value is calculated based on the first accumulated electrical quantity, the second accumulated electrical quantity, and the time interval.
In a specific application scenario, the result threshold includes a preset upper limit of the demand for the gateway point; the result judging module 54 is specifically configured to compare the upper limit of the required amount with the required value in terms of magnitude; judging whether the required value is smaller than or equal to the upper limit of the required amount, and if the required value is smaller than or equal to the upper limit of the required amount, testing results of the coordination controller are normal.
It should be noted that, in the test device of the coordination controller provided in this embodiment, other corresponding descriptions of each functional unit may refer to corresponding descriptions in fig. 1, and are not repeated herein.
Based on the method shown in fig. 1, correspondingly, the present embodiment further provides a storage medium, on which a computer program is stored, where the program is executed by the processor to implement the method for testing the coordination controller shown in fig. 1.
Based on such understanding, the technical solution of the present application may be embodied in the form of a software product, where the software product to be identified may be stored in a non-volatile storage medium (may be a CD-ROM, a U-disc, a mobile hard disk, etc.), and include several instructions for causing a computer device (may be a personal computer, a server, or a network device, etc.) to execute the method described in the various implementation scenarios of the present application.
Based on the method shown in fig. 1 and the embodiment of the testing apparatus of the coordination controller shown in fig. 5, in order to achieve the above objective, this embodiment further provides a physical device for testing the coordination controller, which may specifically be a personal computer, a server, a smart phone, a tablet computer, a smart watch, or other network devices, where the physical device includes a storage medium and a processor; a storage medium storing a computer program; a processor for executing a computer program to implement the method as described above and shown in fig. 1.
Optionally, the physical device may also include a user interface, a network interface, a camera, radio frequency (RadioFrequency, RF) circuitry, sensors, audio circuitry, WI-FI modules, and the like. The user interface may include a Display screen (Display), an input unit such as a Keyboard (Keyboard), etc., and the optional user interface may also include a USB interface, a card reader interface, etc. The network interface may optionally include a standard wired interface, a wireless interface (e.g., WI-FI interface), etc.
It will be appreciated by those skilled in the art that the structure of the entity device for coordinating the testing of the controller provided in this embodiment is not limited to the entity device, and may include more or fewer components, or may combine certain components, or may be a different arrangement of components.
The storage medium may also include an operating system, a network communication module. The operating system is a program for managing the entity equipment hardware and the software resources to be identified, and supports the operation of the information processing program and other software and/or programs to be identified. The network communication module is used for realizing communication among all components in the storage medium and communication with other hardware and software in the information processing entity equipment.
From the above description of the embodiments, it will be apparent to those skilled in the art that the present application may be implemented by means of software plus necessary general hardware platforms, or may be implemented by hardware. By applying the technical scheme of the application, firstly, a test circuit of a coordination controller to be tested is obtained, wherein the test circuit comprises a connection relation between at least one circuit unit; then, obtaining test parameters corresponding to each circuit unit in the test circuit, and setting the test parameters in the circuit units corresponding to the test parameters; then, based on the test circuit and the test parameters in each circuit unit in the test circuit, executing a control algorithm preset in the coordination controller to obtain the ammeter parameters output by the ammeter units, and calculating based on the ammeter parameters to obtain result data corresponding to the control algorithm; and finally, comparing the result data with a preset result threshold corresponding to the control algorithm, and obtaining a test result of the coordination controller according to a comparison result. Compared with the prior art, the test accuracy of the coordination controller can be remarkably improved.
Those skilled in the art will appreciate that the drawing is merely a schematic illustration of a preferred implementation scenario and that the modules or flows in the drawing are not necessarily required to practice the application. Those skilled in the art will appreciate that modules in an apparatus in an implementation scenario may be distributed in an apparatus in an implementation scenario according to an implementation scenario description, or that corresponding changes may be located in one or more apparatuses different from the implementation scenario. The modules of the implementation scenario may be combined into one module, or may be further split into a plurality of sub-modules.
The above-mentioned inventive sequence numbers are merely for description and do not represent advantages or disadvantages of the implementation scenario. The foregoing disclosure is merely illustrative of some embodiments of the application, and the application is not limited thereto, as modifications may be made by those skilled in the art without departing from the scope of the application.
Claims (10)
1. The method is applied to a test platform, the test platform comprises a communication module and a data simulation module, wherein the data simulation module is used for simulating various circuit units, the circuit units comprise at least one unit of an ammeter unit, an energy storage unit, a power grid unit, a transformer unit, a photovoltaic unit and a load unit, and the communication module is used for establishing communication connection between the data simulation module and the coordination controller to be tested, and the method comprises the following steps:
Acquiring a test circuit of a coordination controller to be tested, wherein the test circuit comprises a connection relation between at least one circuit unit;
obtaining test parameters corresponding to each circuit unit in the test circuit, and setting the test parameters in the circuit units corresponding to the test parameters;
executing a control algorithm preset in the coordination controller based on the test circuit and test parameters in each circuit unit in the test circuit to obtain ammeter parameters output by the ammeter unit, and calculating based on the ammeter parameters to obtain result data corresponding to the control algorithm;
and comparing the result data with a preset result threshold corresponding to the control algorithm, and obtaining a test result of the coordination controller according to a comparison result.
2. The method of claim 1, wherein the data simulation module comprises a plurality of circuit unit simulation modules, the circuit unit simulation modules comprising: at least one module of an ammeter simulation module, an energy storage unit simulation module, a photovoltaic and load simulation module, a transformer simulation module and a power grid simulation module; the test parameters comprise at least one parameter of ammeter parameters, energy storage unit parameters, transformer parameters, power grid parameters, photovoltaic parameters and load parameters;
The test circuit for acquiring the coordination controller to be tested comprises the following steps:
acquiring circuit design data, and determining the circuit units contained in the circuit design data and the connection relation among the circuit units;
simulating the test circuit in the data simulation module based on the circuit units and the connection relation between the circuit units;
the obtaining the test parameters corresponding to each circuit unit in the test circuit, and setting the test parameters in the circuit units corresponding to the test parameters includes:
acquiring the ammeter parameters and setting the ammeter parameters in the ammeter unit simulated by the ammeter simulation module;
acquiring the energy storage unit parameters, and setting the energy storage unit parameters in the energy storage unit simulated by the energy storage unit simulation module;
acquiring the photovoltaic parameters and the load parameters, and respectively setting the photovoltaic parameters and the load parameters in the photovoltaic unit and the load unit which are simulated by the photovoltaic and load simulation module;
acquiring the transformer parameters, and setting the transformer parameters in the transformer unit simulated by the transformer simulation module;
And acquiring the power grid parameters, and setting the power grid parameters in the power grid unit simulated by the power grid simulation module.
3. The method of claim 2, wherein the communication module comprises an electricity meter communication module and an energy storage unit communication module;
the electric meter simulation module is connected with a first connecting end of the electric meter communication module, and a second connecting end of the electric meter communication module is connected with a first receiving end of the coordination controller so as to establish communication connection between the electric meter simulation module and the coordination controller;
the energy storage unit simulation module is connected with the first connecting end of the energy storage unit communication module, and the second connecting end of the energy storage unit communication module is connected with the second receiving end of the coordination controller so as to establish communication connection between the energy storage unit simulation module and the coordination controller;
the test platform further comprises a data modification module which is respectively connected with the ammeter simulation module, the energy storage unit simulation module, the photovoltaic and load simulation module, the transformer simulation module and the power grid simulation module and is used for responding to modification data of at least one circuit unit of the ammeter unit, the energy storage unit, the power grid unit, the transformer unit, the photovoltaic unit and the load unit and modifying parameters of the circuit unit corresponding to the modification data.
4. The method of claim 2, wherein the energy storage unit simulation module is configured to:
acquiring the front value active power of an energy storage unit of the energy storage unit, the climbing rate of the active power of the energy storage unit and a preset simulation step length, and acquiring an active power instruction value of the energy storage unit from the coordination controller;
calculating the current active power of an energy storage unit of the energy storage unit based on the active power of the front value of the energy storage unit, the climbing rate of the active power of the energy storage unit, the simulation step length and the active power instruction value of the energy storage unit;
and the simulation step is formed between the simulation calculation of generating the front-value active power of the energy storage unit and the simulation calculation of generating the current active power of the energy storage unit.
5. The method of claim 4, wherein the energy storage unit simulation module is further configured to:
acquiring an energy storage unit front value charge state, energy storage unit charge-discharge efficiency, energy storage unit front value active power and the simulation step length of the energy storage unit;
calculating the current charge state of the energy storage unit based on the charge state of the front value of the energy storage unit, the charge and discharge efficiency of the energy storage unit, the active power of the front value of the energy storage unit and the simulation step length;
The energy storage unit front value charge state and the energy storage unit front value active power are generated in the same simulation calculation, and a simulation step is formed between the simulation calculation for generating the energy storage unit front value charge state and the simulation calculation for generating the current charge state of the energy storage unit.
6. The method of claim 4, wherein the electricity meter simulation module is configured to:
acquiring the front value active power of the energy storage unit and the front value load active power output by the load unit connected with the energy storage unit; the front-value load active power and the front-value active power of the energy storage unit are generated in the same simulation calculation, and the energy storage unit, the load unit and the same ammeter unit are connected;
adding the front-value active power of the energy storage unit and the front-value load active power to obtain front-value metering point power corresponding to the ammeter unit;
acquiring a front value accumulated electric quantity of the electric meter unit, and judging the positive and negative of a power value of the front value metering point power;
if the power value of the front value metering point power is a positive value, calculating a forward accumulated electric quantity based on the front value metering point power, the simulation step length and the front value accumulated electric quantity;
If the power value of the front value metering point power is a negative value, calculating a reverse accumulated electric quantity based on the front value metering point power, the simulation step length and the front value accumulated electric quantity;
and determining the forward accumulated electric quantity or the reverse accumulated electric quantity as the current accumulated electric quantity corresponding to the electric meter unit, wherein a simulation step is formed between simulation calculation for generating the front value accumulated electric quantity and simulation calculation for generating the current accumulated electric quantity.
7. The method of claim 1, wherein the meter parameter comprises a current accumulated electrical quantity; the result data comprise a required value at a relevant port point arranged at a preset position in the test circuit; the obtaining the ammeter parameters output by the ammeter unit, and calculating based on the ammeter parameters to obtain result data corresponding to the control algorithm, including:
obtaining the current accumulated electric quantity of the electric meter unit at a first time point, and determining the current accumulated electric quantity as a first accumulated electric quantity;
obtaining the current accumulated electric quantity of the electric meter unit at a second time point, and determining the current accumulated electric quantity as a second accumulated electric quantity, wherein a preset time interval is reserved between the first time point and the second time point;
Calculating the demand value based on the first accumulated electric quantity, the second accumulated electric quantity, and the time interval;
the result threshold comprises a preset upper limit of the demand for the gateway point; comparing the result data with a preset result threshold corresponding to the control algorithm, and obtaining a test result of the coordination controller according to the comparison result, wherein the test result comprises the following steps:
and comparing the upper limit of the required quantity with the required quantity value, judging whether the required quantity value is smaller than or equal to the upper limit of the required quantity, and if the required quantity value is smaller than or equal to the upper limit of the required quantity, determining that the test result of the coordination controller is normal.
8. A test device of a coordination controller provided at a test platform as claimed in any one of claims 1 to 7, characterized in that the device comprises:
the circuit generation module is used for acquiring a test circuit of the coordination controller to be tested, wherein the test circuit comprises at least one connection relation among circuit units;
the parameter calibration module is used for acquiring test parameters corresponding to each circuit unit in the test circuit and setting the test parameters in the circuit units corresponding to the test parameters;
The test execution module is used for executing a control algorithm preset in the coordination controller based on the test circuit and the test parameters in each circuit unit in the test circuit to obtain the ammeter parameters output by the ammeter unit, and calculating based on the ammeter parameters to obtain result data corresponding to the control algorithm;
and the result judging module is used for comparing the result data with a preset result threshold corresponding to the control algorithm and obtaining a test result of the coordination controller according to the comparison result.
9. A storage medium having stored thereon a computer program, which when executed by a processor, implements the steps of the method of any of claims 1 to 7.
10. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the computer program when executed by the processor implements the steps of the method according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310843407.XA CN117008568A (en) | 2023-07-10 | 2023-07-10 | Method and device for testing coordination controller, storage medium and computer equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310843407.XA CN117008568A (en) | 2023-07-10 | 2023-07-10 | Method and device for testing coordination controller, storage medium and computer equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117008568A true CN117008568A (en) | 2023-11-07 |
Family
ID=88570262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310843407.XA Pending CN117008568A (en) | 2023-07-10 | 2023-07-10 | Method and device for testing coordination controller, storage medium and computer equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117008568A (en) |
-
2023
- 2023-07-10 CN CN202310843407.XA patent/CN117008568A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Liu et al. | Data-driven online health estimation of Li-ion batteries using a novel energy-based health indicator | |
| CN204269785U (en) | For calculating the system of battery state of charge | |
| CN104007390A (en) | Battery state of charge tracking, equivalent circuit selection and benchmarking | |
| CN114371409B (en) | Training method of battery state prediction model, battery state prediction method and device | |
| CN102156227A (en) | Detecting system and detecting method for non-vehicular charging machine | |
| CN115902628A (en) | Method, device and equipment for calculating internal resistance of battery and storage medium | |
| TWI711832B (en) | A battery charging method based on model predictive control | |
| Taylor et al. | Optimal operation of grid-tied energy storage systems considering detailed device-level battery models | |
| Mamun et al. | Collective learning of lithium-ion aging model parameters for battery health-conscious demand response in datacenters | |
| CN113203909B (en) | Wind power plant continuous fault ride-through test method, system, computer equipment and medium | |
| CN116595395B (en) | Inverter output current prediction method and system based on deep learning | |
| US10437214B1 (en) | Multi-agent decision making system for economic operation and frequency regulation | |
| CN113447824A (en) | Method and device for estimating maximum charging and discharging current of battery and storage medium | |
| CN112649719A (en) | Method, device and equipment for testing linear voltage stabilizer in chip | |
| CN111679235A (en) | Real-time simulation test method and device for electromagnetic transformer measuring system | |
| CN117008568A (en) | Method and device for testing coordination controller, storage medium and computer equipment | |
| KR20230028017A (en) | A model-based state-of-charge estimation device for lithium-ion batteries that is robust to time-varying load current situations and method thereof | |
| CN110070230B (en) | Local power grid unit cell electric quantity evaluation calculation method and device and storage medium | |
| Moura et al. | State of charge estimation for li-ion batteries based on recurrent narx neural network with temperature effect | |
| CN113065263A (en) | Electricity meter modeling method based on terminal equipment, computer device and computer readable storage medium | |
| Seitl et al. | Selection and implementation of a generic battery model for PHIL applications | |
| CN109088413B (en) | Dynamic reactive power planning and site selection method and device for direct-current receiving-end power grid | |
| CN109375055B (en) | Detection method, system and device of phasor measurement system and storage medium | |
| CN112231920A (en) | Method and system for determining parameters of micro-grid simulation model | |
| Neves et al. | Battery lifetime estimation by means of an analytical continuous-time model |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |