Data simulation unit and method for simulating various distributed power supplies

Abstract

The invention discloses a data simulation unit and method for simulating various distributed power supplies. The data simulation unit comprises a plurality of simulation modules; the data simulation unit receives data parameters sent by the upper computer according to preset test requirements; the simulation module performs simulation response based on the corresponding data parameters, generates response data and sends the response data to the upper computer, and when the simulation module is a simulation inverter, the simulation inverter collects data based on a collection instruction and sends the collected data to the upper computer; or the analog inverter sends the control result to the upper computer based on the inverter flexible control instruction; and when the simulation module is a simulation charging pile, the simulation charging pile modifies a corresponding protocol serial port baud rate based on the protocol configuration of the upper computer, and performs data acquisition and start-stop control of the simulation charging pile.

Description

Technical Field

[0001] The present invention relates to the technical field of distributed power monitoring and control, and more specifically, to a data simulation unit and method for simulating multiple distributed power sources. Background Art

[0002] With the popularization of the deep application of power consumption collection technology, new products in more and more market segments have emerged, such as distributed power access units for monitoring and controlling distributed power sources. Currently, the inspection and network access work for all power consumption collection device products is for distributed power access units that integrate distributed power into the power consumption information collection system. However, if a real experimental environment is built using real inverters, charging piles, and energy storage devices, there are many devices, large floor space, many wiring connections, complex experimental parameter settings, and the experimental preparation process takes up a large part of the time, seriously affecting the experimental efficiency. Summary of the Invention

[0003] The technical solution of the present invention provides a data simulation unit and method for simulating multiple distributed power sources to solve the problem of how to meet the requirements for devices to be collected during the performance test of distributed power access units.

[0004] To solve the above problems, the present invention provides a data simulation unit for simulating multiple distributed power sources, and the data simulation unit includes a plurality of simulation modules;

[0005] The data simulation unit receives data parameters sent by a host computer according to preset test requirements;

[0006] The simulation module performs a simulation response based on the corresponding data parameters, generates response data, and sends the response data to the host computer, where:

[0007] When the simulation module is an analog inverter, the analog inverter collects data based on a collection instruction and sends the collected data to the host computer; or the analog inverter sends a control result to the host computer based on an inverter soft control instruction;

[0008] When the simulation module is an analog charging pile, the analog charging pile modifies the corresponding protocol serial port baud rate based on the protocol configuration of the host computer and performs data collection and start / stop control of the analog charging pile.

[0009] Preferably, the simulation module performs a simulation response based on the corresponding data parameters, where the data parameters include: typical data and soft control data.

[0010] Preferably, the typical data of the analog inverter includes: three-phase voltage, three-phase current, total and phase-by-phase active power, total and phase-by-phase reactive power;

[0011] The soft control data of the simulated inverter includes: active power, reactive power, power factor, active power percentage, and reactive power percentage;

[0012] The typical data of the simulated charging pile includes: three-phase voltage, three-phase current, total and split-phase active power;

[0013] The soft control data of the simulated charging pile includes: charging status, active power setting value, and active power percentage;

[0014] When the simulation module is a simulated energy storage, the typical data of the simulated energy storage includes: battery voltage, charge and discharge current, and charge and discharge power;

[0015] The soft control data of the simulated energy storage includes: operating status, charge and discharge output, and charge and discharge power factor.

[0016] Preferably, the data simulation unit includes an input module, and the input module is used to input or adjust the data parameters;

[0017] The data simulation unit includes a data generation module, and the data generation module randomly generates the data parameters based on preset conditions;

[0018] The data parameters are used to simulate the performance of the data simulation unit under different test conditions, including: load changes and environmental impacts.

[0019] Preferably, the communication interfaces of the data simulation unit include: RS485, CAN, Bluetooth, infrared interface, RS232, 4G / GPRS / CDMA communication port, USB interface, and Ethernet interface.

[0020] Based on another aspect of the present invention, the present invention provides a data simulation method for simulating multiple distributed power sources, and the data simulation method includes:

[0021] Receiving, by the data simulation unit, data parameters sent by the host computer according to preset test requirements;

[0022] Performing, by the simulation module in the data simulation unit, a simulation response based on the corresponding data parameters, generating response data, and sending the response data to the host computer, where:

[0023] When the simulation module is a simulated inverter, the simulated inverter collects data based on a collection instruction and sends the collected data to the host computer; or the simulated inverter sends a control result to the host computer based on an inverter soft control instruction;

[0024] When the simulation module is a simulated charging pile, the simulated charging pile modifies the corresponding protocol serial port baud rate based on the protocol configuration of the host computer, and performs data acquisition and start / stop control of the simulated charging pile.

[0025] Preferably, the simulation module performs a simulation response based on the corresponding data parameters, where the data parameters include: typical data and flexible control data.

[0026] Preferably, the typical data of the simulated inverter includes: three-phase voltage, three-phase current, total and branch active power, total and branch reactive power;

[0027] The flexible control data of the simulated inverter includes: active power, reactive power, power factor, active power percentage, reactive power percentage;

[0028] The typical data of the simulated charging pile includes: three-phase voltage, three-phase current, total and branch active power;

[0029] The flexible control data of the simulated charging pile includes: charging status, active power setting value, active power percentage;

[0030] When the simulation module is a simulated energy storage, the typical data of the simulated energy storage includes: battery voltage, charge and discharge current, charge and discharge power;

[0031] The flexible control data of the simulated energy storage includes: operating status, charge and discharge output, charge and discharge power factor.

[0032] Preferably, the data simulation unit includes an input module, and the input module is used to input or adjust the data parameters;

[0033] The data simulation unit includes a data generation module, and the data generation module randomly generates the data parameters based on preset conditions;

[0034] The data parameters are used to simulate the performance of the data simulation unit under different test conditions, including: load change, environmental impact.

[0035] Preferably, the communication interfaces of the data simulation unit include: RS485, CAN, Bluetooth, infrared interface, RS232, 4G / GPRS / CDMA communication port, USB interface, and Ethernet interface.

[0036] The technical solution of the present invention provides a data simulation unit and a simulation method for simulating multiple distributed power sources. The data simulation unit includes multiple simulation modules. The data simulation unit receives data parameters sent by the upper computer according to preset test requirements. The simulation modules perform simulation responses based on the corresponding data parameters, generate response data, and send the response data to the upper computer, where: when the simulation module is an analog inverter, the analog inverter collects data based on the acquisition instruction and sends the collected data to the upper computer; or the analog inverter sends the control result to the upper computer based on the inverter soft control instruction; when the simulation module is an analog charging pile, the analog charging pile modifies the corresponding protocol serial port baud rate based on the protocol configuration of the upper computer and performs data collection and start / stop control of the analog charging pile. The data simulation unit for simulating distributed power sources provided by the technical solution of the present invention effectively meets the requirements for the devices to be sampled during the performance test of the distributed power source access unit. By using the simulation unit to replace the actual inverter, charging pile, and energy storage device, the test cost is significantly reduced. The upper computer control and the manual operation interface of the liquid crystal display equipped with the device enable users to easily change the real-time data and control parameters, and at the same time support data configuration through the upper computer, simplifying the operation process. Through these two data simulation generation methods, the data simulation unit can not only reduce the dependence on hardware devices in actual tests, but also provide efficient, flexible, and real data simulation, greatly improving the efficiency and accuracy of the distributed power source performance test. The simulation unit can be quickly configured and redeployed, shortening the test cycle and making the test process more flexible, thus improving the overall test efficiency. The unit can work stably under various environmental conditions, providing a more controllable test environment. The data simulation unit of the present invention can simulate different distributed power source devices as needed, has good scalability, and can adapt to the development of future technologies and new test requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] The exemplary embodiments of the present invention can be more fully understood by referring to the following drawings:

[0038] Figure 1 FIG. is a schematic structural diagram of a data simulation unit for simulating multiple distributed power sources according to a preferred embodiment of the present invention; and

[0039] Figure 2 FIG. is a flowchart of a data simulation method for simulating multiple distributed power sources according to a preferred embodiment of the present invention. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0040] Reference is now made to the accompanying drawings to describe exemplary embodiments of the present invention. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. These embodiments are provided to disclose the present invention in detail and completely, and to fully convey the scope of the present invention to those skilled in the art. The terms in the exemplary embodiments shown in the drawings are not limitations on the present invention. In the drawings, the same units / components are denoted by the same reference numerals.

[0041] Unless otherwise specified, the terms used herein (including scientific and technical terms) have the ordinary meaning understood by those skilled in the art. Additionally, it can be understood that terms defined in commonly used dictionaries should be construed as having a meaning consistent with their context in the relevant art, and should not be construed as idealized or overly formal meanings.

[0042] Figure 1 Schematic diagram of a data simulation unit structure for simulating multiple distributed power sources according to a preferred embodiment of the present invention.

[0043] In order to meet the requirements for simulating distributed power source data in actual performance tests, while reducing the use of equipment and streamlining wiring, there is an urgent need to develop a data simulation unit that can simulate multiple distributed power sources to replace real inverters, charging piles, and energy storage devices, which can provide efficient, flexible, and real data simulation and quickly meet the acquisition requirements for distributed power source equipment.

[0044] The data simulation unit of the present invention can, based on the instructions of the device under test forwarded by the performance test system, feedback the output power and status data of the device under test. The data simulation unit can modify data or return test results according to the instructions sent by the host computer, and can switch to simulate an inverter, a charging pile, and an energy storage device through instructions, respectively acting as the actual devices to be collected, and complete data acquisition, flexible control, and status reporting of the simulated inverter, simulated charging pile, and simulated energy storage device.

[0045] As Figure 1 shown, the present invention provides a data simulation unit for simulating multiple distributed power sources, and the data simulation unit includes a plurality of simulation modules;

[0046] The data simulation unit receives the data parameters sent by the host computer according to the preset test requirements;

[0047] The simulation module performs a simulation response based on the corresponding data parameters, generates response data, and sends the response data to the host computer, wherein:

[0048] When the simulation module is a simulated inverter, the simulated inverter collects data based on the acquisition instruction and sends the collected data to the host computer; or the simulated inverter sends the control result to the host computer based on the inverter soft control instruction;

[0049] When the simulation module is a simulated charging pile, the simulated charging pile modifies the corresponding protocol serial port baud rate based on the protocol configuration of the host computer and performs data collection and start / stop control of the simulated charging pile.

[0050] The simulated distributed power data simulation unit provided by the present invention provides a communication protocol library for inverters, charging piles, and energy storage devices, can expand the protocol, can communicate as an actual device to be collected and the device under test, and can complete operations such as output control and data collection of inverters, energy storage, and charging piles. When the performance test system collects the photovoltaic inverter data of the device under test, the device under test sends an acquisition instruction to the simulated distributed power data simulation unit to collect data, and the simulation unit verifies the acquisition instruction and returns the corresponding data; when the performance test system controls the device under test to send an inverter soft control instruction, the simulation unit returns the control result and modifies the content of the local database; when the performance test system collects the charging pile data of the device under test, first, the host computer configures the protocol for the simulated distributed power data simulation unit, and the simulation unit modifies the corresponding protocol serial port baud rate through the issued protocol configuration serial number for the host computer system to complete data collection and start / stop control through the device under test.

[0051] Preferably, the simulation module performs a simulation response based on the corresponding data parameters, where the data parameters include: typical data and soft control data.

[0052] Preferably, the typical data of the simulated inverter includes: three-phase voltage, three-phase current, total and split-phase active power, total and split-phase reactive power;

[0053] The soft control data of the simulated inverter includes: active power, reactive power, power factor, active power percentage, reactive power percentage;

[0054] The typical data of the simulated charging pile includes: three-phase voltage, three-phase current, total and split-phase active power;

[0055] The soft control data of the simulated charging pile includes: charging state, active power setting value, active power percentage;

[0056] When the simulation module is a simulated energy storage, the typical data of the simulated energy storage includes: battery voltage, charge and discharge current, charge and discharge power;

[0057] The soft control data of the simulated energy storage includes: operating state, charge and discharge output, charge and discharge power factor.

[0058] For the data generation method issued by the master station, the master station system can issue specific data parameters to the data simulation unit according to preset test scenarios or real-time requirements. These data include two parts: typical data and flexible control data. For the typical data simulating a photovoltaic inverter, it includes five parts: three-phase voltage, three-phase current, total and branch active power, total and branch reactive power. The data simulation unit calculates the total and branch power factors by itself according to the issued data. For the flexible control data simulating a photovoltaic inverter, it includes five parts: active power, reactive power, power factor, active power percentage, and reactive power percentage. For the typical data simulating a charging pile, it includes three-phase voltage, three-phase current, total and branch active power, and the flexible control data includes three items: charging status, active power setting value, and active power percentage. For the typical data simulating an energy storage device, it includes battery voltage, charge and discharge current, and charge and discharge power, and the flexible control data includes operating status, charge and discharge output, and charge and discharge power factor. After receiving the data issued by the master station, the data simulation unit can accurately simulate the response behavior of distributed power sources and generate corresponding data outputs for the test system to collect and analyze.

[0059] Preferably, the data simulation unit includes an input module, and the input module is used to input or adjust data parameters;

[0060] The data simulation unit includes a data generation module, and the data generation module randomly generates data parameters based on preset conditions;

[0061] The data parameters are used to simulate the performance of the data simulation unit under different test conditions, including: load change, environmental impact.

[0062] The simulation unit of the present invention can realize data simulation generation through two methods: data issued by the master station and random number generation controlled by buttons, so as to ensure the diversity and authenticity of data.

[0063] For the method of generating random numbers by button control in the present invention, the data simulation unit is equipped with a liquid crystal display screen and buttons. Users can manually input instructions or adjust parameters through the liquid crystal screen, such as setting the fluctuation range of data or specific test conditions. The data generation unit is built-in with a random number generator, which can automatically generate random data that meets the requirements according to the conditions set by users. These data can simulate the performance of distributed power sources under different test conditions, including but not limited to factors such as load change and environmental impact. The random data generation controlled by buttons provides a flexible test method, enabling testers to quickly adjust test scenarios and conduct diversified performance tests.

[0064] Preferably, the communication interfaces of the data simulation unit include: RS485, CAN, Bluetooth, infrared interface, RS232, 4G / GPRS / CDMA communication port, USB interface, and Ethernet interface.

[0065] The data simulation unit of the present invention is equipped with a variety of communication interfaces, including RS485, CAN, Bluetooth, infrared interface, RS232, 4G / GPRS / CDMA communication port, USB, and Ethernet, etc. The simulation unit can perform data communication with the host computer through 4G, support telemetry, remote adjustment, and remote control functions, and allow the host computer to remotely measure and adjust the parameters of the simulation unit; the telemetry function allows the host computer to collect key analog parameters from the simulation unit, including the acquisition and transmission of parameters such as voltage, current, and power, and the simulation unit can generate data formats and protocols that meet the requirements of the equipment to be sampled; this unit has good anti-interference capabilities, including electrostatic discharge, fast pulse group, surge, impact voltage, and power frequency withstand voltage, etc., to simulate the electromagnetic compatibility requirements of actual photovoltaic inverters, charging piles, and energy storage equipment in the power grid, and at the same time meet the actual performance test requirements; the unit is configured with an easy-to-operate user interface, including an LCD display and buttons, supports manual operation to switch the modes of photovoltaic inverters, charging piles, and energy storage devices, and supports manual operation to modify real-time data and soft control data; the simulation unit has data storage and processing capabilities to store the parameters issued by the host computer and the data modified through buttons.

[0066] The present invention provides a multifunctional distributed power data simulation unit that can simulate inverters, charging piles, and energy storage devices to meet the needs of performance testing. The data simulation unit of the present invention has the following characteristics:

[0067] Multi-type simulation ability: It can simulate a variety of distributed power equipment, reduce the use of actual hardware, lower the test cost, and improve the test efficiency.

[0068] Data simulation generation ability: It provides two methods of master station issuing and LCD control random number generation to ensure the diversity and authenticity of data.

[0069] Scalability of communication protocol: It is built-in with a variety of communication protocols and supports protocol extension to adapt to the communication needs of different devices.

[0070] Simplicity of operation process: It is equipped with an LCD display and buttons, which is convenient for users to adjust parameters and view status in real time; simplifies the operation process and supports parameter viewing through 4G or Ethernet.

[0071] The data simulation unit for simulating distributed power sources provided by the present invention effectively meets the requirements for the devices to be sampled during the performance testing of distributed power source access units. By using the simulation unit to replace actual inverters, charging piles, and energy storage devices, the testing cost is significantly reduced; the upper computer control and the manual operation interface of the liquid crystal display equipped on the device enable users to easily change real-time data and control parameters, and at the same time support data configuration through the upper computer, simplifying the operation process. Through these two data simulation generation methods, the data simulation unit can not only reduce the dependence on hardware devices in actual testing, but also provide efficient, flexible, and real data simulation, greatly improving the efficiency and accuracy of distributed power source performance testing; the simulation unit can be quickly configured and redeployed, shortening the testing cycle and making the testing process more flexible, thereby improving the overall testing efficiency; the data simulation unit can work stably under various environmental conditions, providing a more controllable testing environment; the unit can simulate different distributed power source devices according to needs, has good scalability, and can adapt to the development of future technologies and new testing requirements.

[0072] Such as Figure 1As shown in the figure, the main control chip of the present invention is the core processing unit of the unit, responsible for processing all input and output signals, executing control algorithms, managing communication and data storage, etc.; the local communication module is responsible for managing local communication, including 485 interfaces, Bluetooth interfaces, USB interfaces, etc., with indicators such as power supply, working status, and communication status, having a local maintenance interface, allowing for terminal parameter settings, software upgrades, etc., supporting modification of the baud rate and parity bit of the RS485 interface to meet the serial port configuration requirements of different communication protocols; the remote communication module is responsible for communicating with the remote system and the host computer, and can achieve data upload and reception of remote control instructions through remote communication technologies such as 4G, GPRS, and Ethernet, supporting terminal configuration and configuration parameters, communication parameters, etc. through the remote system or the host computer, and supporting remote upgrade; the liquid crystal keys provide a user interface, allowing the operator to input instructions and adjust parameters according to the keys, and at the same time view the current status and data of the unit through the liquid crystal display; the memory is used to store data generated by analog devices such as analog inverters, charging piles, and energy storage devices, including voltage, current, power, etc., and can store the configuration parameters of the unit, such as communication settings, working modes of analog devices, user-defined settings, etc., so that the unit can resume the previous working state after restart. When the unit fails or needs to be reconfigured, the data in the memory can be used for system recovery, reducing the workload of reconfiguration. At the same time, it can store log information for access and analysis when needed; the analog unit is built-in with multiple communication protocol libraries, supporting data communication of analog photovoltaic inverters, charging piles, and energy storage devices, including various protocol types such as Modbus, 645 protocol, and 698 protocol, and modifying the parity bit and baud rate according to the corresponding protocol to adapt to the communication needs of different devices, capable of completing the output control and data acquisition operations of analog inverters, charging piles, and energy storage devices. When the host computer collects data of the device under test, it can verify the message sent by the device under test and return the corresponding data. When the host computer controls the device under test for output control, the unit receives the control instruction sent by the device under test and executes the corresponding control operations, such as power regulation of the inverter, start-stop control of the charging pile, charge-discharge control of the energy storage device, etc., and returns the control result to the device under test. At the same time, it supports the host computer to directly read the control result through the wireless public network or the wired network for the host computer to judge the output control result; the data simulation unit of the present invention has good anti-interference capabilities, including electrostatic discharge, fast pulse group, surge, impact voltage, and power frequency withstand voltage, etc., to meet the requirements for the anti-interference capabilities of devices in performance tests.

[0073] Figure 2 FIG. is a flowchart of a data simulation method for simulating multiple distributed power sources according to a preferred embodiment of the present invention.

[0074] As Figure 2As shown in the figure, the present invention provides a data simulation method for simulating a variety of distributed power sources. The data simulation method includes:

[0075] Receiving, by a data simulation unit, data parameters sent by a host computer according to preset test requirements;

[0076] Performing, by an analog module in the data simulation unit, an analog response based on corresponding data parameters, generating response data, and sending the response data to the host computer, where:

[0077] When the analog module is an analog inverter, the analog inverter collects data based on a collection instruction and sends the collected data to the host computer; or the analog inverter sends a control result to the host computer based on an inverter soft control instruction;

[0078] When the analog module is an analog charging pile, the analog charging pile modifies the corresponding protocol serial port baud rate based on the protocol configuration of the host computer and performs data collection and start / stop control of the analog charging pile.

[0079] Preferably, performing an analog response by the analog module based on corresponding data parameters, where the data parameters include: typical data and soft control data.

[0080] The typical data of the analog inverter includes: three-phase voltage, three-phase current, total and phase-by-phase active power, total and phase-by-phase reactive power;

[0081] The soft control data of the analog inverter includes: active power, reactive power, power factor, active power percentage, reactive power percentage;

[0082] The typical data of the analog charging pile includes: three-phase voltage, three-phase current, total and phase-by-phase active power;

[0083] The soft control data of the analog charging pile includes: charging state, active power setting value, active power percentage;

[0084] When the analog module is an analog energy storage, the typical data of the analog energy storage includes: battery voltage, charge and discharge current, charge and discharge power;

[0085] The soft control data of the analog energy storage includes: operating state, charge and discharge output, charge and discharge power factor.

[0086] Preferably, the data simulation unit includes an input module for inputting or adjusting data parameters;

[0087] The data simulation unit includes a data generation module for randomly generating data parameters based on preset conditions;

[0088] The data parameters are used to simulate the performance of the data simulation unit under different test conditions, including: load change, environmental impact.

[0089] Preferably, the communication interfaces of the data simulation unit include: RS485, CAN, Bluetooth, infrared interface, RS232, 4G / GPRS / CDMA communication port, USB interface, and Ethernet interface.

[0090] A data simulation method for simulating multiple distributed power sources according to a preferred embodiment of the present invention corresponds to a data simulation system for simulating multiple distributed power sources according to a preferred embodiment of the present invention, and will not be elaborated herein.

[0091] Those skilled in the art should understand that the embodiments of the present invention can be provided as a method, a system, or a computer program product. Therefore, the present invention can take the form of a complete hardware embodiment, a complete software embodiment, or an embodiment combining software and hardware aspects. Moreover, the present invention can take the form of a computer program product implemented on one or more computer-usable storage media (including but not limited to disk memory, CD-ROM, optical memory, etc.) containing computer-usable program code. The solutions in the embodiments of the present invention can be implemented in various computer languages, for example, object-oriented programming languages such as Java and interpreted scripting languages such as JavaScript.

[0092] The present invention is described with reference to the flowcharts and / or block diagrams of methods, apparatuses (systems), and computer program products according to embodiments of the present invention. It should be understood that each flow and / or block in the flowchart and / or block diagram, and the combination of flows and / or blocks in the flowchart and / or block diagram, can be implemented by computer program instructions. These computer program instructions can be provided to the processor of a general-purpose computer, a special-purpose computer, an embedded processor, or other programmable data processing devices to generate a machine, such that the instructions executed by the processor of the computer or other programmable data processing devices generate means for implementing the functions specified in Figure 1 one or more of the flows Figure 1 or multiple flows and / or blocks

[0093] These computer program instructions can also be stored in a computer-readable memory that can direct a computer or other programmable data processing device to work in a specific manner, such that the instructions stored in the computer-readable memory generate a manufactured article including instruction means that implement the functions specified in Figure 1 one or more of the flows Figure 1 or multiple flows and / or blocks

[0094] These computer program instructions can also be loaded onto a computer or other programmable data processing apparatus, so that a series of operation steps are performed on the computer or other programmable apparatus to produce a computer-implemented process, and thus the instructions executed on the computer or other programmable apparatus provide steps for implementing the functions specified in one process or a plurality of processes and / or boxes. Figure 1 one process or a plurality of processes and / or boxes Figure 1 steps for implementing the functions specified in one box or a plurality of boxes.

[0095] Although the preferred embodiments of the present invention have been described, additional changes and modifications can be made by those skilled in the art once they learn the basic inventive concept. Therefore, the appended claims are intended to be construed to include the preferred embodiments as well as all changes and modifications falling within the scope of the present invention.

[0096] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalent technologies, the present invention is also intended to include these modifications and variations.

[0097] The present invention has been described by reference to a few embodiments. However, as is well known to those skilled in the art, other embodiments equivalent to those disclosed above of the present invention equally fall within the scope of the present invention as defined by the appended patent claims.

[0098] Generally, all terms used in the claims are to be interpreted according to their ordinary meaning in the technical field, unless otherwise clearly defined therein. All references to "a / the [device, component, etc.]" are to be construed openly as at least one instance of the device, component, etc., unless otherwise explicitly stated. The steps of any method disclosed herein need not be performed in the exact order disclosed, unless explicitly stated.

Claims

1. A data simulation unit for simulating multiple distributed power sources, the data simulation unit including multiple simulation modules; The data simulation unit receives data parameters sent by a host computer according to preset test requirements; The simulation module performs a simulation response based on the corresponding data parameters, generates response data, and sends the response data to the host computer, where: When the simulation module is an analog inverter, the analog inverter collects data based on a collection instruction and sends the collected data to the host computer; or the analog inverter sends a control result to the host computer based on an inverter soft control instruction; When the simulation module is an analog charging pile, the analog charging pile modifies the corresponding protocol serial port baud rate based on the protocol configuration of the host computer, and performs data collection and start / stop control of the analog charging pile.

2. The data simulation unit according to claim 1, wherein the simulation module performs a simulation response based on the corresponding data parameter, and the data parameter includes: Typical data and soft control data.

3. The data simulation unit according to claim 2, wherein the typical data of the analog inverter includes: Three-phase voltage, three-phase current, total and phase-separated active power, total and phase-separated reactive power; The soft control data of the analog inverter includes: active power, reactive power, power factor, active power percentage, reactive power percentage; The typical data of the analog charging pile includes: three-phase voltage, three-phase current, total and phase-separated active power; The soft control data of the analog charging pile includes: charging status, active power set value, active power percentage; When the simulation module is an analog energy storage, the typical data of the analog energy storage includes: battery voltage, charge and discharge current, charge and discharge power; The soft control data of the analog energy storage includes: operating status, charge and discharge output, charge and discharge power factor.

4. The data simulation unit according to claim 1, the data simulation unit including an input module for inputting or adjusting the data parameters; The data simulation unit includes a data generation module that randomly generates the data parameters based on preset conditions; The data parameters are used to simulate the performance of the data simulation unit under different test conditions, including: Load change, environmental impact.

5. The data simulation unit according to claim 1, wherein the communication interface of the data simulation unit comprises: RS485, CAN, Bluetooth, infrared interface, RS232, 4G / GPRS / CDMA communication port, USB interface, and Ethernet interface.

6. A data simulation method for simulating multiple distributed power sources, the data simulation method including: Receiving, by a data simulation unit, data parameters sent by a host computer according to preset test requirements; Performing, by the simulation module in the data simulation unit, a simulation response based on the corresponding data parameters, generating response data, and sending the response data to the host computer, where: When the simulation module is an analog inverter, the analog inverter collects data based on a collection instruction and sends the collected data to the host computer; or the analog inverter sends a control result to the host computer based on an inverter soft control instruction; When the simulation module is an analog charging pile, the analog charging pile modifies the corresponding protocol serial port baud rate based on the protocol configuration of the host computer, and performs data collection and start / stop control of the analog charging pile.

7. The data simulation method according to claim 6, wherein the simulation module performs a simulation response based on the corresponding data parameters, and the data parameters include: Typical data and soft control data.

8. The data simulation method according to claim 7, wherein the typical data of the simulated inverter includes: Three-phase voltage, three-phase current, total and phase-separated active power, total and phase-separated reactive power; The soft control data of the simulated inverter includes: active power, reactive power, power factor, active power percentage, and reactive power percentage; The typical data of the simulated charging pile includes: three-phase voltage, three-phase current, total and phase-by-phase active power; The soft control data of the simulated charging pile includes: charging status, active power set value, and active power percentage; When the simulation module is a simulated energy storage, the typical data of the simulated energy storage includes: battery voltage, charge and discharge current, and charge and discharge power; The soft control data of the simulated energy storage includes: operating status, charge and discharge output, and charge and discharge power factor.

9. According to the data simulation method described in claim 6, the data simulation unit includes an input module, and the input module is used to input or adjust the data parameters; The data simulation unit includes a data generation module, and the data generation module randomly generates the data parameters based on preset conditions; The data parameters are used to simulate the performance of the data simulation unit under different test conditions, including: Load changes, environmental impacts.

10. The communication interface of the data simulation unit in the data simulation method according to claim 6 includes: RS485, CAN, Bluetooth, infrared interface, RS232, 4G / GPRS / CDMA communication port, USB interface, and Ethernet interface.

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