Integrated power dispatching platform of optical storage and charging production station with multiple energy storage systems

Abstract

The utility model relates to the technical field of energy storage and power dispatching, and relates to a comprehensive power dispatching platform of an optical storage and charging production station with multiple energy storage systems. Comprising a box-type transformer, a charging set, a photovoltaic power generation module, a mains supply lighting module, an energy storage module, a charging module and a monitoring management module. The charging set comprises a first AC-DC converter and a second AC-DC converter. The monitoring management module is in communication connection with other modules, each module is internally provided with a power conversion module, and the first power conversion module, the photovoltaic power generation module, the energy storage module and the charging module are connected with the AC-DC converter through a DC bus. According to the comprehensive electric power dispatching platform, traditional electric power, photovoltaic power generation, energy storage and charging are integrated, new energy power generation and energy storage and charging of the traditional electric power are achieved, meanwhile, charging sets with different total powers can be combined to adapt to super charging stations of different scales, and the flexibility and expansibility of the system are enhanced.

Description

Technical Field

[0001] This utility model relates to the field of energy storage and power dispatching technology, specifically to a comprehensive power dispatching platform for photovoltaic, energy storage, charging and production stations with multiple energy storage systems. Background Technology

[0002] As people's environmental awareness increases, the new energy vehicle market is booming, necessitating the conversion of traditional petrochemical gas stations and large factories into new energy charging stations. Various green energy sources exist, such as photovoltaic power generation and methanol-to-hydrogen power generation, both of which can provide corresponding green energy. Due to the characteristics of photovoltaic and methanol-to-hydrogen power generation, energy storage is required after power generation. The current challenge is how to integrate different green energy sources into a single system to both promptly replenish energy for new energy vehicles and store excess energy.

[0003] The integrated power dispatching platform for photovoltaic, energy storage, and charging stations proposed in this utility model is a solution to the above problems. It forms a dispatching platform that integrates traditional power, photovoltaic power generation, methanol-to-hydrogen power generation, battery energy storage, and new energy vehicle charging, thereby realizing the efficient application of green power and sustainable energy development. Utility Model Content

[0004] Therefore, the technical problem to be solved by this utility model is to overcome the above-mentioned problems in the prior art, thereby providing a comprehensive power dispatching platform for photovoltaic, energy storage, charging and production stations with multiple energy storage systems.

[0005] To solve the above-mentioned technical problems, the technical solution adopted by this utility model is as follows:

[0006] This utility model provides a comprehensive power dispatching platform for a multi-energy storage system photovoltaic-energy storage-charging station, comprising: at least one box-type transformer; a charging unit electrically connected to the at least one box-type transformer, the charging unit including: a first AC-DC converter and a second AC-DC converter connected in parallel; wherein the first AC-DC converter and the second AC-DC converter are respectively connected to one end of a distribution module through a first power conversion module; the other end of the distribution module is respectively connected to multiple fast charging / supercharging terminals; a photovoltaic power generation module, the photovoltaic power generation module having photovoltaic modules, a combiner box and a second power conversion module; a mains lighting module, the mains lighting module having a mains lighting distribution box and a third power conversion module; an energy storage module, the energy storage module having a battery, an energy storage control unit and an energy storage converter; a charging module, the charging module having multiple charging terminals, multiple batteries and a charging control unit; and a monitoring and management module, the monitoring and management module being communicatively connected to the first AC-DC converter, the second AC-DC converter, the multiple fast charging / supercharging terminals, the second power conversion module, the third power conversion module, the energy storage control unit and the charging control unit;

[0007] The first AC-DC converter and the first power conversion module are connected via a first DC bus; the second AC-DC converter and the first power conversion module are connected via a second DC bus; the photovoltaic power generation module, the energy storage module, and the charging module are connected to the second AC-DC converter via the second DC bus; and the box-type transformer is electrically connected to the charging module.

[0008] Alternatively, the integrated power dispatching platform for photovoltaic, energy storage, and charging stations provided by this utility model has the first DC bus and the second DC bus as a common 750VDC DC bus.

[0009] Alternatively, the integrated power dispatching platform for photovoltaic, energy storage, and charging stations provided by this utility model includes a single charging gun connected to each of the multiple fast charging terminals and a dual charging gun connected to each of the multiple supercharging terminals. The single charging gun and the dual charging gun have DC charging interfaces.

[0010] Alternatively, the integrated power dispatching platform for photovoltaic, energy storage, and charging stations provided by this utility model also includes flywheel energy storage, wherein the flywheel energy storage includes a fourth power conversion module, and an isolation transformer is provided between the fourth power conversion module and the at least one box-type transformer.

[0011] Alternatively, the integrated power dispatching platform for photovoltaic, energy storage, charging and power generation stations provided by this utility model also includes a methanol-to-hydrogen power generation box, wherein the mains power lighting distribution box is connected to the methanol-to-hydrogen power generation box and the mains power.

[0012] Alternatively, the integrated power dispatching platform for photovoltaic, energy storage, and charging stations provided by this utility model also includes a mobile energy storage vehicle, which is connected to the at least one box-type transformer via a V2G integrated machine.

[0013] Alternatively, in the integrated power dispatching platform for photovoltaic, energy storage, and charging stations provided by this utility model, the first AC-DC converter and the second AC-DC converter both have a power of 400 kilowatts.

[0014] Alternatively, in the integrated power dispatching platform for photovoltaic, energy storage, and charging stations provided by this utility model, the monitoring and management module is connected to the first AC-DC converter, the second AC-DC converter, the second power conversion module, and the third power conversion module via a CAN bus.

[0015] Alternatively, in the integrated power dispatching platform for photovoltaic, energy storage, and charging stations provided by this utility model, the monitoring and management module is connected to the energy storage control unit and the charging control unit via TCP protocol.

[0016] Alternatively, the integrated power dispatching platform for photovoltaic, energy storage, and charging stations provided by this utility model includes a switching element within the charging set, and the monitoring and management module is connected to the switching element and the multiple fast charging / supercharging terminals via a 485 bus.

[0017] The technical solution of this utility model has the following advantages:

[0018] This utility model provides an integrated power dispatching platform for photovoltaic, energy storage, and charging stations, comprising a box-type transformer, a charging hub, a photovoltaic power generation module, a mains lighting module, an energy storage module, a charging module, and a monitoring and management module. Specifically, the charging hub includes an AC-DC converter; the photovoltaic power generation module has photovoltaic modules, a combiner box, and a second power conversion module; the mains lighting module has a mains lighting distribution box and a third power conversion module; the energy storage module has a battery, an energy storage control unit, and an energy storage converter; the charging module has multiple charging terminals, multiple batteries, and a charging control unit; the monitoring and management module is communicatively connected to the AC-DC converter, multiple fast / supercharging terminals, the second power conversion module, the third power conversion module, the energy storage control unit, and the charging control unit. The first power conversion module, the photovoltaic power generation module, the energy storage module, and the charging module are connected to the AC-DC converter via a DC bus. This integrated power dispatching platform integrates traditional power, photovoltaic power generation, energy storage, and charging, solving the energy storage and charging needs of both new energy power generation and traditional power, with diverse application scenarios.

[0019] 2. The integrated power dispatching platform for photovoltaic, energy storage, and charging stations provided by this utility model includes a charging set comprising: a first AC-DC converter and a second AC-DC converter connected in parallel; wherein the first AC-DC converter and the second AC-DC converter are respectively connected to one end of a distribution module through a first power conversion module; the other end of the distribution module is respectively connected to multiple fast charging / supercharging terminals. This application, through the parallel connection of the first AC-DC converter and the second AC-DC converter, combines various charging sets with different total power to adapt to supercharging stations of different scales, improving charging efficiency and reliability, and enhancing the system's flexibility and scalability. Attached Figure Description

[0020] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0021] Figure 1 This is one of the structural diagrams of the integrated power dispatching platform system for photovoltaic, energy storage, charging and production stations provided in this embodiment of the utility model;

[0022] Figure 2 This is a schematic diagram of the charging unit provided in the embodiments of this utility model;

[0023] Figure 3 This is a schematic diagram of the photovoltaic power generation module provided in the embodiments of this utility model;

[0024] Figure 4 This is a schematic diagram of the mains-powered lighting module provided in the embodiments of this utility model;

[0025] Figure 5 This is a schematic diagram of the energy storage module provided in the embodiments of this utility model;

[0026] Figure 6 This is a schematic diagram of the structure of the charging module provided in the embodiment of this utility model;

[0027] Figure 7 This is a schematic diagram of the monitoring and management module provided in the embodiments of this utility model;

[0028] Figure 8 This is the second structural diagram of the integrated power dispatching platform system for photovoltaic, energy storage, charging and production stations provided in this embodiment of the present utility model;

[0029] Figure 9 This is a schematic diagram of the 720kW charging hub wiring provided in the embodiments of this utility model;

[0030] Figure 10 This is a schematic diagram of the 600kW charging hub wiring provided in the embodiments of this utility model;

[0031] Figure 11 This is a schematic diagram of a high and low voltage power distribution system provided in an embodiment of the present utility model.

[0032] Explanation of reference numerals in the attached figures:

[0033] 1-Box-type transformer; 2-Charging unit; 21-First AC / DC converter; 22-Second AC / DC converter; 23-First power conversion module; 24-Distribution module; 25-Fast charging / supercharging terminal; 26-Switching element; 27-First DC bus; 28-Second DC bus; 3-Photovoltaic power generation module; 31-Photovoltaic module; 32-Combiner box; 33-Second power conversion module; 4-Mains lighting module; 41-Mains lighting distribution box; 42-Third power conversion module; 43-Methanol-to-hydrogen power generation box; 5-Energy storage module Block, 51-Battery, 52-Energy Storage Control Unit, 53-Energy Storage Converter, 54-Charging Unit, 6-Charging Module, 61-Charging Terminal, 62-Battery, 63-Charging Control Unit, 7-Monitoring and Management Module, 71-Energy Management Unit, 72-Switch, 73-TCP / 485 Converter, 74-TCP / CAN Converter, 8-Flywheel Energy Storage, 81-Fourth Power Conversion Module, 82-Isolation Transformer, 9-Mobile Energy Storage Vehicle, 91-V2G Integrated Unit, 10-Electric Vehicle, 2′-Second Charging Unit. Detailed Implementation

[0034] The technical solution of this utility model will now be clearly and completely described with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0035] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0036] Furthermore, the technical features involved in the different embodiments of this utility model described below can be combined with each other as long as they do not conflict with each other.

[0037] Example 1

[0038] like Figure 1-11 As shown, this utility model provides a comprehensive power dispatching platform for a photovoltaic, energy storage, and charging station with multiple energy storage systems, including: at least one box-type transformer 1 (630kVA), a charging unit 2, a photovoltaic power generation module 3, a mains lighting module 4, an energy storage module 5, a charging module 6, and a monitoring and management module 7.

[0039] The box-type transformer 1 is connected to the charging set 2 and the charging module 6 respectively. The charging set 2 includes a first AC-DC converter 21 and a second AC-DC converter 22 connected in parallel. The maximum power of both the first AC-DC converter 21 and the second AC-DC converter 22 is 400 kW. By combining the first AC-DC converter 21 and the second AC-DC converter 22 in parallel, charging sets 2 with different maximum power (such as 720 kW and 600 kW) can be obtained to adapt to supercharging stations of different scales, improve charging efficiency and reliability, reduce operating costs, and enhance the flexibility and scalability of the system. The first AC-DC converter 21 is connected to the first DC bus 27 and the first power conversion module 23 in sequence, and then to the distribution module 24. The second AC-DC converter 22 is connected to the second DC bus 28 and the first power conversion module 23 in sequence, and then to the distribution module 24. The other end of the distribution module 24 is connected to multiple fast charging / supercharging terminals 25 respectively. The fast charging terminal includes four dual-gun 240 kW fast charging terminals, and the supercharging terminal includes one single-gun 480 kW liquid-cooled supercharging terminal. Liquid cooling technology is applied to supercharging terminals to effectively manage the heat generated during charging, improving charging efficiency and safety. By simultaneously configuring fast-charging and supercharging terminals, the charging power and speed needs of different customers can be met. The aforementioned allocation module 24 includes a full-matrix allocation unit, which completes the scheduling and allocation of charging power for multiple fast-charging / supercharging terminals.

[0040] In some embodiments, the first power conversion module 23 includes multiple power conversion modules, such as 10 60kW DC / DC converters, to facilitate adjustment of the output voltage.

[0041] The aforementioned photovoltaic power generation module 3 includes photovoltaic modules 31, combiner boxes 32, and a second power conversion module 33. The second power conversion module 33 is a 2*30kW DC / DC converter, and it is communicatively connected to the monitoring and management module. The photovoltaic modules 31, combiner boxes 32, and second power conversion module 33 are connected sequentially. The combiner box 32 can connect photovoltaic cells in series to form a photovoltaic string, and then connect several photovoltaic strings in parallel into the combiner box for current collection, ensuring orderly connection of the photovoltaic modules and current collection function. It is then connected to the second DC bus 28 via the DC / DC conversion module. In some embodiments, the photovoltaic modules include two groups: one group includes 155 585Wp photovoltaic panels, and the other group includes 50 585Wp photovoltaic panels, which are connected to the DC bus via the power conversion module after passing through the two combiner boxes.

[0042] The aforementioned mains lighting module 4 includes a mains lighting distribution box 41 and a third power conversion module 42.

[0043] The aforementioned mains lighting distribution box 41 is connected to the mains power supply. The third power conversion module 42 is a 1*22kW DC / AC converter, and it is communicatively connected to the monitoring and management module. In some embodiments, the mains lighting distribution box 41 is also connected to the methanol-to-hydrogen power generation box 43. The other end of the mains lighting distribution box 41 is sequentially connected to the third power conversion module 42 and the second DC bus 28. The mains lighting distribution box 41 is connected to both the mains power supply and the methanol-to-hydrogen power generation box, allowing for combined power supply from both sources to meet the charging needs of new energy vehicles. This reduces the pressure on power grid companies, minimizes peak-valley differences, and necessitates power capacity expansion, improving equipment utilization. Simultaneously, it avoids the impact and losses of fuel cell maintenance, grid fluctuations, and power outages on electric vehicle charging, thus enhancing system stability.

[0044] The aforementioned energy storage module 5 includes a battery 51, an energy storage control unit 52, and an energy storage converter 53.

[0045] The energy storage converter 53 enables bidirectional DC / DC conversion and is connected to the second AC-DC converter 22 via the second DC bus 28. The energy storage control unit 52 is communicatively connected to the monitoring and management module. In some embodiments, a charging unit 54 is also included, with the charging module connected to the energy storage converter 53. The battery can be charged by supplying power to the DC bus side or receiving electrical energy from the DC bus side through the bidirectional DC / DC converter.

[0046] The charging module 6 described above includes multiple charging terminals 61, multiple batteries 62, and a charging control unit 63. The multiple charging terminals 61 and multiple batteries are respectively connected to the second DC bus 28, and the charging control unit 63 is communicatively connected to the monitoring and management module 7. In some embodiments, the charging module 6 is electrically connected to the box-type transformer 1 via a charging unit; the charging terminals are connected to a charging gun, which has a DC charging interface and can charge the electric vehicle through the DC charging interface.

[0047] The aforementioned monitoring and management module 7 includes an energy management unit (EMS) 71, a switch 72, a TCP / 485 converter 73, and a TCP / CAN converter 74. The monitoring and management module 7 is communicatively connected to the first AC / DC converter 21, the second AC / DC converter 22, the fast charging / supercharging terminal 25, the second power conversion module 33, the third power conversion module 42, the energy storage control unit 52, and the charging control unit 63, respectively, to achieve unified coordination and control among different modules.

[0048] In some specific embodiments, in the above-mentioned integrated power dispatching platform for photovoltaic, energy storage, and charging stations, the first DC bus 27 and the second DC bus 28 are common DC buses of 750VDC, thereby avoiding multiple transformations and conversions of AC power during transmission, reducing energy loss, and improving energy utilization efficiency. The use of a 750V DC bus ensures stable voltage and current output, guaranteeing normal operation of equipment and accuracy of data.

[0049] In some specific embodiments, in the aforementioned integrated power dispatching platform for photovoltaic, energy storage, and charging stations, each of the multiple fast-charging terminals is connected to a single charging gun, and each of the multiple supercharging terminals is connected to a dual charging gun. Both the single and dual charging guns have DC charging interfaces. The dual-gun configuration improves the utilization rate and charging efficiency of the charging terminals.

[0050] In some specific embodiments, the aforementioned integrated power dispatching platform for photovoltaic, energy storage, and charging stations also includes a flywheel energy storage system 8. This flywheel energy storage system 8 includes a fourth power conversion module 81, and an isolation transformer 82 is provided between the fourth power conversion module 81 and at least one box-type transformer 1. The flywheel energy storage system converts mechanical energy into electrical energy by having a motor drive the flywheel to rotate at high speed, storing the stored energy. During discharge, the electrical energy is converted back into mechanical energy. By adding a flywheel energy storage system, rapid response and high efficiency are achieved, making it suitable for applications requiring rapid charging and discharging.

[0051] In some specific embodiments, the aforementioned integrated power dispatching platform for photovoltaic-storage-charging stations also includes a mobile energy storage vehicle 9, which is connected to at least one box-type transformer 1 via a V2G (Vehicle-to-Grid) integrated unit 9. V2G technology not only provides convenient electric vehicle charging services but also supports emergency power needs during grid failures, realizing the localization of green energy. Through the application of V2G technology, electric vehicles and the energy storage modules of the integrated power dispatching platform for photovoltaic-storage-charging stations coordinate with each other to form a distributed energy storage unit. This unit can charge and store excess energy when grid load is low and electricity prices are low, and discharge energy back to the grid through the vehicle or energy storage module when grid load is high, achieving energy feedback. This technology fully utilizes the energy storage capacity of electric vehicles and energy storage modules, effectively alleviating the supply and demand imbalance of the grid, improving energy utilization efficiency, and helping to smooth fluctuations in renewable energy and ensure grid frequency stability.

[0052] In some specific embodiments, the aforementioned integrated power dispatching platform for photovoltaic, energy storage, and charging stations also includes a methanol-to-hydrogen power generation unit 43. The methanol-to-hydrogen power generation system has advantages such as light weight, good thermal conductivity, recyclability, good combustion performance, and non-toxicity, enabling green power applications in industrial parks. The mains lighting distribution box is connected to both the mains power supply and the methanol-to-hydrogen power generation unit. The intelligent mains lighting distribution box uses dual power supplies, allowing simultaneous use of methanol power generation and grid power to power convenience store equipment, creating a PMS-based integrated power management system at the site level and serving as a demonstration effect.

[0053] In the integrated power dispatching platform for photovoltaic, energy storage, and charging stations provided in this embodiment, the energy storage module 5 includes a battery 51, an energy storage control unit 52, an energy storage converter 53, and a charging unit 54. The power conversion modules in the energy storage module and the charging module are both bidirectional DC / DC conversion modules. That is, based on the traditional integrated photovoltaic, energy storage, and charging system that includes three main parts: photovoltaic power generation system, energy storage equipment, and charging station, the reverse charging function of the charging station is added. Electric vehicles that are not in use can be used as mobile energy storage devices to supply power to the energy storage module or to supply power to the grid in reverse. This provides a richer solution with a wider range of applications and the ability to balance the peak and valley loads of the power grid.

[0054] In some specific embodiments, in the aforementioned integrated power dispatching platform for photovoltaic, energy storage, and charging stations, the monitoring and management module 7 is connected to the first AC / DC converter 21, the second AC / DC converter 22, the second power conversion module 33, and the third power conversion module 42 via a CAN bus. In some specific embodiments, the monitoring and management module 7 is connected to the energy storage control unit 52 and the charging control unit 63 via a TCP protocol. In some specific embodiments, a switching element 26 is provided within the charging unit 2, and the monitoring and management module 7 is connected to the switching element 26 and the multiple fast-charging / super-charging terminals 25 via an RS485 bus. The communication connection method between the monitoring and management module and other modules is not limited to the specific connection methods described above; any method that enables data exchange and communication (wired communication, wireless communication, etc.) can be used for communication connections between the modules.

[0055] In some embodiments, the above-mentioned integrated power dispatching platform for photovoltaic, energy storage, and charging stations includes charging set 2 and a second charging set 2', with powers of 720kW and 600kW respectively, and their wiring diagram is shown below. Figure 9-10 As shown, the two charging sets mentioned above can be obtained by connecting the first AC-DC converter and the second AC-DC converter in parallel. The power distribution diagram of the two charging sets is shown below. Figure 11 As shown, by setting up two charging sets with different power outputs, charging efficiency can be improved, battery life can be extended, cost and size can be optimized, system reliability can be enhanced, grid operation efficiency and user experience can be improved, and economic benefits can be brought about.

[0056] This invention utilizes a DC bus to simultaneously connect mains power, photovoltaic power generation, methanol-to-hydrogen power generation, energy storage system, and charging terminal, reducing conversion losses between various modules and improving energy utilization efficiency. Employing a DC microgrid architecture, it achieves efficient energy flow and distribution by mounting an integrated dual-gun charger on the DC bus. Simultaneously, it allows charging piles to automatically switch between different power sources, ensuring the continuity and stability of power supply. This is crucial for improving the reliability and flexibility of charging stations. Through the comprehensive application of these technologies, traditional oil depots or factory parks can be transformed into exemplary industrial parks integrating photovoltaic power generation, battery energy storage, methanol power generation, and new energy vehicle charging, achieving efficient application of green electricity and sustainable energy development.

[0057] Obviously, the above embodiments are merely illustrative examples for clear explanation and are not intended to limit the implementation. Those skilled in the art will recognize that other variations or modifications can be made based on the above description. It is neither necessary nor possible to exhaustively list all possible implementations here. However, obvious variations or modifications derived therefrom are still within the protection scope of this invention.

Claims

1. A comprehensive power dispatching platform for photovoltaic-storage-charging-production stations with multiple energy storage systems, characterized in that, include: At least one box-type transformer; A charging unit, which is electrically connected to the at least one box-type transformer, includes: a first AC-DC converter and a second AC-DC converter connected in parallel; wherein the first AC-DC converter and the second AC-DC converter are respectively connected to one end of a distribution module through a first power conversion module; the other end of the distribution module is respectively connected to multiple fast charging / supercharging terminals. A photovoltaic power generation module, comprising photovoltaic modules, a combiner box, and a second power conversion module; A mains-powered lighting module, which includes a mains-powered lighting distribution box and a third power conversion module; An energy storage module, wherein the energy storage module comprises a battery, an energy storage control unit, and an energy storage converter; A charging module having multiple charging terminals, multiple batteries, and a charging control unit; The monitoring and management module is communicatively connected to the first AC-DC converter, the second AC-DC converter, the plurality of fast charging / supercharging terminals, the second power conversion module, the third power conversion module, the energy storage control unit, and the charging control unit. The first AC-DC converter and the first power conversion module are connected via a first DC bus; the second AC-DC converter and the first power conversion module are connected via a second DC bus; the photovoltaic power generation module, the energy storage module, and the charging module are connected to the second AC-DC converter via the second DC bus; and the at least one box-type transformer is electrically connected to the charging module.

2. The integrated power dispatching platform for photovoltaic, energy storage, charging, and power generation stations according to claim 1, characterized in that, The first DC bus and the second DC bus are a common DC bus of 750VDC.

3. The integrated power dispatching platform for photovoltaic, energy storage, charging, and power generation stations according to claim 2, characterized in that, Each of the multiple fast charging terminals is connected to a single charging gun, and each of the multiple supercharging terminals is connected to a dual charging gun. Both the single charging gun and the dual charging gun have DC charging interfaces.

4. The integrated power dispatching platform for photovoltaic, energy storage, charging, and power generation stations according to claim 3, characterized in that, It also includes flywheel energy storage, which includes a fourth power conversion module, and an isolation transformer is provided between the fourth power conversion module and the at least one box-type transformer.

5. The integrated power dispatching platform for photovoltaic, energy storage, charging, and power generation stations according to claim 3, characterized in that, It also includes a methanol-to-hydrogen power generation box, and the mains lighting distribution box is connected to the methanol-to-hydrogen power generation box and the mains power.

6. The integrated power dispatching platform for photovoltaic, energy storage, charging, and production stations according to claim 3, characterized in that, It also includes a mobile energy storage vehicle, which is connected to the at least one box-type transformer via a V2G integrated unit.

7. The integrated power dispatching platform for photovoltaic, energy storage, charging, and production stations according to any one of claims 1-6, characterized in that, The first AC-DC converter and the second AC-DC converter both have a power of 400 kilowatts.

8. The integrated power dispatching platform for photovoltaic, energy storage, charging, and power generation stations according to claim 7, characterized in that, The monitoring and management module is connected to the first AC-DC converter, the second AC-DC converter, the second power conversion module, and the third power conversion module via a CAN bus.

9. The integrated power dispatching platform for photovoltaic, energy storage, charging, and power generation stations according to claim 8, characterized in that, The monitoring and management module is connected to the energy storage control unit and the charging control unit via TCP protocol.

10. The integrated power dispatching platform for photovoltaic, energy storage, charging, and power generation stations according to claim 9, characterized in that, The charging unit is equipped with a switching element, and the monitoring and management module is connected to the switching element and the multiple fast charging / supercharging terminals via a 485 bus.

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