Modularized stacked photo-hydrogen coupled multi-energy co-supply system

Abstract

The utility model discloses a modularized laminated photo-hydrogen coupled multi-energy co-supply system. Comprising a hydrogen production power supply, a PLC (Programmable Logic Controller) control system, a hydrogen production auxiliary system, a hydrogen production process system, a hydrogen purification system, a hydrogen storage tank, an oxygen purification system, an oxygen storage tank, a hydrogen fuel cell heat and power cogeneration system, an energy storage conversion system and a wingspan laminated telescopic photovoltaic power generation system, the power output end is connected with the power input ends of the hydrogen production auxiliary system and the hydrogen production process system; the input end of the hydrogen production process system is further connected with the hydrogen production auxiliary system, the hydrogen output end is sequentially connected with the hydrogen purification system, the hydrogen storage tank and the hydrogen fuel cell heat and power cogeneration system, and the oxygen output end is sequentially connected with the oxygen purification system and the oxygen storage tank; the oxygen storage tank can provide oxygen to the outside, and the hydrogen fuel cell combined heat and power system can provide heat energy to the outside. The system can realize flexible supply of various energies such as oxygen, electric heating and the like.

Description

Technical Field

[0001] This utility model relates to the field of hydrogen fuel cell technology, and in particular to a modular stacked photohydrogen coupling multi-energy supply system. Background Technology

[0002] Hydrogen energy, with its zero carbon emissions and pollution-free characteristics, has long been considered one of the most promising clean energy sources and a key direction for national strategic development as an important component of energy structure transformation. Currently, areas with high emergency energy demand, such as those at the edge of the power grid, remote mountainous areas, and along tourist routes for cycling and camping, still face varying degrees of energy supply challenges. Utility Model Content

[0003] To address the aforementioned issues, and considering the diverse energy demands and abundant photovoltaic resources in remote areas, this invention proposes a modular and integrated design and layout for a hydrogen-based combined heat and power (CHP) system. It presents a modular, layered, photovoltaic-hydrogen coupled CHP system suitable for rapidly deployable grid endpoints, agricultural and pastoral areas with diverse energy needs, and tourist routes.

[0004] The technical solution adopted in this utility model is as follows:

[0005] A modular, stacked, photovoltaic-hydrogen coupled multi-energy supply system includes a hydrogen production power source, a PLC control system, a hydrogen production auxiliary system, a hydrogen production process system, a hydrogen purification system, a hydrogen storage tank, an oxygen purification system, an oxygen storage tank, a hydrogen fuel cell cogeneration system, an energy storage converter system, and a wing-shaped, stacked, retractable photovoltaic power generation system, wherein:

[0006] The power input terminal of the hydrogen production power source is connected to the power output terminal of the energy storage converter system, and the power output terminal is connected to the power input terminals of the hydrogen production auxiliary system and the hydrogen production process system. The input terminal of the hydrogen production process system is also connected to the hydrogen production auxiliary system, and the hydrogen output terminal is sequentially connected to the hydrogen purification system, the hydrogen storage tank, and the hydrogen fuel cell cogeneration system. The oxygen output terminal is sequentially connected to the oxygen purification system and the oxygen storage tank. The oxygen storage tank can provide oxygen to the outside, and the hydrogen fuel cell cogeneration system can provide heat energy to the outside.

[0007] The power input terminal of the energy storage converter system is connected to the power output terminal of the hydrogen fuel cell cogeneration system and the wing-shaped cascaded photovoltaic power generation system, and the power output terminal is connected to the power input terminal of the hydrogen production power supply and the PLC control system; the PLC control system can provide control signals and energy distribution signals to the internal system, and the energy storage converter system can provide electrical energy to the external system.

[0008] Furthermore, the hydrogen production power source is configured to provide power conversion for the hydrogen production auxiliary system and the hydrogen production process system, and the hydrogen production power source includes a rectifier and a connected distribution cabinet.

[0009] Furthermore, the hydrogen production auxiliary system is configured to provide hydrogen production auxiliary conditions to the hydrogen production process system, the hydrogen production auxiliary conditions including water treatment, cooling circulation and freeze drying.

[0010] Furthermore, the hydrogen production process system is configured to use pure water to generate hydrogen and oxygen and output them to a hydrogen purification system and an oxygen purification system, respectively. The hydrogen production process system includes an electrolyzer and a gas-liquid separation device and a heat exchange and cooling device connected thereto.

[0011] Furthermore, the hydrogen purification system is configured to improve the purity of hydrogen produced by the hydrogen production process system through hydrogen purification measures, which include hydrogen removal treatment and dehydration treatment.

[0012] Furthermore, the oxygen purification system is configured to improve the oxygen purity of the oxygen produced by the hydrogen production process system through oxygen purification measures, which include deoxygenation treatment and drying treatment.

[0013] Furthermore, the hydrogen fuel cell combined heat and power system is configured to use hydrogen as raw material and air as auxiliary material for hydrogen-to-electricity conversion, converting hydrogen into electrical energy through electrochemical reaction and supplying power to the outside through an energy storage converter system, while the waste heat generated is supplied to the outside through a heat medium.

[0014] Furthermore, the energy storage converter system is configured to store and invert electrical energy, the sources of which include direct current generated by the fuel cell cogeneration system and the wing-shaped telescopic photovoltaic power generation system. The direct current from different sources is inverted by the energy storage converter system and then supplied to the hydrogen production power source and the external power source.

[0015] Furthermore, the cascaded telescopic photovoltaic power generation system is configured to generate electricity based on cascaded photovoltaic modules, and to realize the telescopic extension and retraction of the cascaded photovoltaic modules based on telescopic brackets.

[0016] Furthermore, the modular stacked photohydrogen coupling multi-energy supply system also includes an explosion-proof partition, which is configured to provide electrical, hydrogen and oxygen-level physical isolation for the entire system, forming a power control area, a hydrogen production auxiliary area, a hydrogen production process area, a hydrogen storage area, an oxygen storage area, and a combined heat and power area.

[0017] The beneficial effects of this utility model are as follows:

[0018] 1. Targeting areas with high emergency energy demand, such as those at the edge of the power grid and in remote mountainous areas, as well as tourist routes for cycling, camping, and other activities, this utility model utilizes modular integration technology to integrate photovoltaic power generation, hydrogen production and storage, combined heat and power, and rapid oxygen supply systems into a standardized container. This allows for the establishment of an isolated microgrid system, enabling flexible supply of multiple energy sources, including oxygen, electricity, and heat, during periods of emergency demand. This effectively solves the energy problems of tourist routes, agriculture, and grasslands in remote plateau areas.

[0019] 2. This utility model relies on abundant photovoltaic resources and the demand for oxygen-electric heating energy. It utilizes water electrolysis to produce hydrogen and oxygen to achieve high-safety and high-reliability power consumption and storage, and uses hydrogen fuel cells to achieve high-efficiency combined heat and power. It carries out a highly integrated, modular, and mobile skid-mounted energy supply system design, which can guarantee the flexible and rapid energy needs of end users. It has special features such as convenience, integration, and easy transportation, and is of great significance for improving the living standards of mountainous areas and enhancing the happiness index.

[0020] 3. The multi-energy supply system provided by this utility model can solve the problems of oxygen, power and heating supply in remote plateau areas with diverse energy needs at the end of the power grid, and improve the flexibility and convenience of multi-energy supply.

[0021] 4. This utility model provides energy input through a wing-shaped cascaded telescopic photovoltaic power generation system, utilizing hydrogen production and fuel cell technology to achieve a "electricity-hydrogen (oxygen)-electricity (heat)" conversion, realizing a clean and zero-carbon energy supply process. Compared with traditional diesel power generation technologies, this improves the system's cleanliness. This utility model uses a wing-shaped cascaded telescopic photovoltaic power generation system, which reduces the footprint by approximately 90% compared to traditional fixed or tracking photovoltaic power generation systems of the same scale.

[0022] 5. This utility model can be deployed using a standardized container method, with high integration and features easy transportation and rapid deployment; it can be combined with various living cabins or space capsules in camping, farming, and tourism environments to solve users' temporary energy needs. Attached Figure Description

[0023] Figure 1 This is a schematic diagram of a modular, stacked, photohydrogen-coupled, multi-energy supply system according to Embodiment 1 of this utility model.

[0024] Figure 2 This is a layout diagram of a containerized multi-energy supply system adopted in Embodiment 2 of this utility model.

[0025] Figure 3 This is a diagram showing the equipment layout of the multi-energy combined supply system in Embodiment 2 of this utility model.

[0026] Figure 4This is a photovoltaic diagram of the multi-energy combined supply system in Embodiment 2 of this utility model.

[0027] Reference numerals: 1-Hydrogen production power supply; 2-PLC control system; 3-Hydrogen production auxiliary system; 4-Hydrogen production process system; 5-Hydrogen purification system; 6-Hydrogen storage tank; 7-Oxygen purification system; 8-Oxygen storage tank; 9-Hydrogen fuel cell combined heat and power system; 10-Energy storage converter system; 11-Wing-shaped cascaded telescopic photovoltaic power generation system. Detailed Implementation

[0028] To provide a clearer understanding of the technical features, objectives, and effects of the present invention, specific embodiments are now described. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention; that is, the described embodiments are only a part of the embodiments of the invention, not all of them. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without inventive effort are within the scope of protection of the present invention.

[0029] Example 1

[0030] like Figure 1 As shown, this embodiment provides a modular, stacked photovoltaic-hydrogen coupled multi-energy supply system, including a hydrogen production power source 1, a PLC control system 2, a hydrogen production auxiliary system 3, a hydrogen production process system 4, a hydrogen purification system 5, a hydrogen storage tank 6, an oxygen purification system 7, an oxygen storage tank 8, a hydrogen fuel cell cogeneration system 9, an energy storage converter system 10, and a wing-shaped stacked telescopic photovoltaic power generation system 11, wherein:

[0031] The power input terminal of the hydrogen production power source 1 is connected to the power output terminal of the energy storage converter system 10, and the power output terminal is connected to the power input terminals of the hydrogen production auxiliary system 3 and the hydrogen production process system 4. The input terminal of the hydrogen production process system 4 is also connected to the hydrogen production auxiliary system 3, and the hydrogen output terminal is connected in sequence to the hydrogen purification system 5, the hydrogen storage tank 6, and the hydrogen fuel cell cogeneration system 9. The oxygen output terminal is connected in sequence to the oxygen purification system 7 and the oxygen storage tank 8. The oxygen storage tank 8 can provide oxygen to the outside, and the hydrogen fuel cell cogeneration system 9 can provide heat energy to the outside.

[0032] The power input terminal of the energy storage converter system 10 is connected to the power output terminal of the hydrogen fuel cell cogeneration system 9 and the wing-shaped cascaded telescopic photovoltaic power generation system 11, and the power output terminal is connected to the power input terminal of the hydrogen production power source 1 and the PLC control system 2; the PLC control system 2 can provide control signals and energy distribution signals to the internal system, and the energy storage converter system 10 can provide electrical energy to the external system.

[0033] Specifically, the various combined energy supply systems in this embodiment are described in detail below.

[0034] The hydrogen production power source 1 is configured to provide power conversion for the hydrogen production auxiliary system 3 and the hydrogen production process system 4, and can be implemented using a rectifier and a distribution cabinet. The hydrogen production power source 1 is connected to the energy storage converter system 10, the hydrogen production process system 4, and the hydrogen production auxiliary system 3 via hydrogen production AC cable, hydrogen production DC cable, and hydrogen production auxiliary AC cable, respectively.

[0035] The PLC control system 2 is configured as the control center that provides control signals and flexibly distributes energy to the entire system. It includes components such as a CPU, UPS power supply, controller, and arithmetic unit. The PLC control system 2 is connected to the energy storage converter system 10 via AC cables in the control cabinet, and communicates with each device via various communication cables to achieve data acquisition and control.

[0036] The hydrogen production auxiliary system 3 is configured to provide auxiliary conditions for hydrogen production to the hydrogen production process system 4, including water treatment, cooling circulation, and freeze drying, to ensure the stable operation of the hydrogen production process system 4. The hydrogen production auxiliary system 3 is connected to the water source interface, the hydrogen production process system 4, and the hydrogen fuel cell cogeneration system 9 through water supply pipelines, hydrogen production pure water pipelines, and fuel cell pure water pipelines, respectively, and is connected to the hydrogen production power source 1 through a hydrogen production auxiliary AC cable.

[0037] The hydrogen production process system 4 is configured to generate hydrogen and oxygen using pure water, and includes devices such as an electrolyzer, gas-liquid separation unit, and heat exchange and cooling unit. The hydrogen production process system 4 is connected to the hydrogen production auxiliary system 3 and the hydrogen production power source 1 via hydrogen production pure water pipelines and hydrogen production DC cables, respectively, to provide them with power and pure water; the generated hydrogen and oxygen are connected to the hydrogen purification system 5 and the oxygen purification system 7 via hydrogen pipelines and oxygen pipelines, respectively.

[0038] The hydrogen purification system 5 is configured to improve the purity of the hydrogen produced by the hydrogen production process system 4 through hydrogen purification measures to meet the hydrogen quality requirements of the hydrogen fuel cell cogeneration system 9. The hydrogen purification measures include hydrogen removal and dehydration treatment. In this embodiment, the hydrogen processing capacity of the hydrogen purification system 5 is 10 Nm³. 3 The system operates at a rate of 1000 liters per hour, with a working pressure of 3.0 MPa and a hydrogen purity of 99.999%. The hydrogen purification system 5 is connected to the hydrogen production process system 4 and the hydrogen storage tank 6 via hydrogen pipelines 4-5 and high-purity hydrogen pipelines 5-6, respectively.

[0039] The hydrogen storage tank 6 is configured to store high-purity hydrogen from the hydrogen purification system 5, ensuring the system's operation across different time periods. In this embodiment, the hydrogen storage tank 6 has a hydrogen storage capacity of ≥6.5 kg and an operating pressure of 3.0 MPa. The hydrogen storage tank 6 receives high-purity hydrogen from the hydrogen purification system 5 via a high-purity hydrogen pipeline, and is connected to the hydrogen fuel cell cogeneration system 9 via the same pipeline to supply it with high-purity hydrogen.

[0040] The oxygen purification system 7 is configured to improve the purity of the oxygen produced by the hydrogen production process system 4 through oxygen purification measures to meet the requirements for medical and domestic oxygen use. The oxygen purification measures include deoxygenation and drying. In this embodiment, the oxygen purification system 7 has an oxygen processing capacity of 5 Nm³. 3 The oxygen purification system 7 has an operating pressure of 3.0 MPa and an oxygen purity of 99.9%. It is connected to the hydrogen production process system 4 and the oxygen storage tank 8 via oxygen pipelines and high-purity oxygen pipelines, respectively.

[0041] The oxygen storage tank 8 is configured to store high-purity oxygen from the oxygen purification system 7. In this embodiment, the oxygen storage capacity is ≥28 kg and the operating pressure is 3.0 MPa. The oxygen storage tank 8 is connected to the oxygen purification system 7 via a high-purity oxygen pipeline, and oxygen is supplied to residents or users through the oxygen supply pipeline.

[0042] The hydrogen fuel cell cogeneration system 9 is configured to use hydrogen as a raw material and air as an auxiliary material for hydrogen-to-electricity conversion. Hydrogen is converted into electrical energy through an electrochemical reaction and supplied to the outside via an energy storage converter system 10. Simultaneously, the waste heat generated is supplied to the outside via a heat transfer medium. In this embodiment, the hydrogen fuel cell cogeneration system 9 has a power generation capacity of 50kW, a rated heating capacity of 40kW, a maximum heating capacity of 80kW, a rated power generation efficiency ≥50%, and a hydrogen-to-(electricity + heat) conversion efficiency ≥90%. The hydrogen fuel cell cogeneration system 9 utilizes hydrogen and pure water from hydrogen pipelines and fuel-electricity pure water pipelines, converting them into electrical energy through an electrochemical reaction. This electrical energy is then connected to the energy storage converter system 10 via a fuel cell DC transmission cable. Simultaneously, the waste heat generated is supplied to users via a heating pipeline.

[0043] The energy storage and inverter system 10 is configured to store and invert electrical energy, with the energy sources including direct current (DC) generated by the hydrogen fuel cell cogeneration system 9 and the folding telescopic photovoltaic power generation system 11. In this embodiment, the DC generated by the folding telescopic photovoltaic power generation system 11 is connected to the energy storage and inverter system 10 via a photovoltaic DC transmission cable, and after inversion, it is connected to the hydrogen production power supply 1 and the PLC control system 2 via a hydrogen production AC cable and a control cabinet AC cable, respectively. The DC generated by the hydrogen fuel cell cogeneration system 9 is connected to the energy storage and inverter system 10 via a fuel cell DC transmission cable, and after inversion, it supplies power to the user via a power supply cable.

[0044] The wing-span telescopic photovoltaic power generation system 11 is configured to generate electricity based on cascaded photovoltaic modules. Specifically, it includes a telescopic support frame, a rotating motor, and cascaded photovoltaic modules, utilizing the telescopic support frame to achieve wing-span extension and retraction. In this embodiment, the wing-span telescopic photovoltaic power generation system 11 has a photovoltaic installed capacity ≥ 50kW and a conversion efficiency ≥ 25%. The wing-span telescopic photovoltaic power generation system 11 is connected to the energy storage inverter PCS system 10 via a photovoltaic DC transmission cable, providing power to the entire system.

[0045] In summary, the combined energy supply system of this embodiment has the following advantages:

[0046] 1. Optimize photovoltaic footprint. This embodiment designs a wing-shaped cascaded telescopic photovoltaic power generation system 11, which can be installed on the top of a standard shipping container. Compared with traditional fixed or tracking photovoltaic systems, the footprint is reduced by more than 90%.

[0047] 2. Modular and rapid deployment. The various energy supply systems in this embodiment can be modularly integrated using standard container layouts, including hydrogen production, hydrogen storage, oxygen storage, and hydrogen fuel cell cogeneration systems, enabling skid-mounted, mobile, and rapid deployment.

[0048] 3. Flexible and diverse energy supply options. Addressing the diverse energy needs of remote areas, it can provide integrated energy supply in various forms, such as oxygen, electricity, and heat, solving energy supply problems for residents, farmers, and pastoralists in remote areas.

[0049] Example 2

[0050] Based on Example 1, this embodiment provides a modular, stacked, photo-hydrogen coupled multi-energy supply system, which also includes the following arrangement:

[0051] like Figures 2-4 As shown, this embodiment uses an explosion-proof partition 12 to physically isolate the electrical, process, and other systems, ensuring the stability of system operation. The explosion-proof partition 12 divides the system into six zones: power control zone A, hydrogen production auxiliary zone B, hydrogen production process zone C, hydrogen storage zone D, oxygen storage zone E, and combined heat and power zone F.

[0052] Specifically, power control area A houses the hydrogen production power supply 1 and PLC control system 2; hydrogen production auxiliary area B houses the hydrogen production auxiliary system 3, including a cooling heat exchange device, a freeze-drying device, and a pure water treatment device; hydrogen production process area C houses the hydrogen production process system 4, including a hydrogen generator, a gas-liquid separator, and a cooler; hydrogen storage area D houses the hydrogen purification system 5 and a hydrogen storage tank 6; oxygen storage area E houses the oxygen purification system 7 and an oxygen storage tank 8; combined heat and power area F houses the hydrogen fuel cell combined heat and power system 9 and an energy storage converter system 10; the top of the container uses stacked telescopic photovoltaic modules and supports to arrange a wing-shaped stacked telescopic photovoltaic power generation system 11, which retracts during transportation and extends during operation, using photovoltaic power generation to provide power input for the entire system; and it connects to external water, power, heating, and oxygen supply pipelines through quick-connect couplings to achieve rapid system deployment.

[0053] Preferably, this embodiment uses a 40-foot standard container layout to highly integrate a photovoltaic power generation system, a hydrogen production system, a hydrogen and oxygen storage system, and a hydrogen fuel cell combined heat and power system, achieving an intensive "oxygen-electricity-heat" combined heat and power system layout and design.

[0054] Preferably, this embodiment uses 50kW stacked telescopic photovoltaic modules and brackets, saving more than 90% of the floor space. It is also equipped with a 20kWh electrochemical energy storage module to provide a stable power supply for the microgrid system and improve the system's operational stability.

[0055] Preferably, the hydrogen production system in this embodiment uses proton exchange membrane technology, with a hydrogen production capacity of ≥10 Nm3 / h, and adopts gaseous hydrogen and oxygen storage technology, with a maximum oxygen storage capacity that can meet the oxygen demand of up to 60 people at 2 L / min / person@2h.

[0056] Preferably, this embodiment uses proton exchange membrane fuel cell combined heat and power technology with a rated power generation capacity of 50kW. It preferably uses core products with a hydrogen-(electricity + heat) efficiency of ≥90% to meet the energy demand of two 40-foot living cabins for 10 hours / day.

[0057] Preferably, this embodiment uses photovoltaic power generation as the energy input and reserves a grid connection interface, which has the potential to expand applications in various scenarios such as "off-grid, weak grid connection, and grid connection". At the same time, the system adopts pollution-free hydrogen energy equipment to achieve zero carbon emissions throughout the entire process and achieve clean energy supply.

[0058] Preferably, this embodiment adopts modular integration technology, which has the characteristics of easy transportation, rapid deployment and convenience, and can solve the energy problem in remote areas.

[0059] Preferably, this embodiment uses a single multi-generation system with a "1+N" oxygen-electric-thermal energy supply arrangement to achieve a matching design that allows one system to be adapted to multiple systems for outdoor camping, ranching, tourism, and disaster backup.

[0060] It should be emphasized that this embodiment uses explosion-proof partitions to physically isolate electrical, process, and auxiliary equipment, which can effectively ensure the safety of system operation.

[0061] The above description is merely a preferred embodiment of the present invention. It should be understood that the present invention is not limited to the forms disclosed herein and should not be construed as excluding other embodiments. It can be used in various other combinations, modifications, and environments, and can be altered within the scope of the concept described herein through the above teachings or related technologies or knowledge. Modifications and variations made by those skilled in the art that do not depart from the spirit and scope of the present invention should be within the protection scope of the appended claims.

Claims

1. A modular, stacked, photo-hydrogen coupled multi-energy supply system, characterized in that, The system includes a hydrogen production power supply (1), a PLC control system (2), a hydrogen production auxiliary system (3), a hydrogen production process system (4), a hydrogen purification system (5), a hydrogen storage tank (6), an oxygen purification system (7), an oxygen storage tank (8), a hydrogen fuel cell combined heat and power system (9), an energy storage converter system (10), and a wing-shaped cascaded telescopic photovoltaic power generation system (11), wherein: The power input terminal of the hydrogen production power source (1) is connected to the power output terminal of the energy storage converter system (10), and the power output terminal is connected to the power input terminal of the hydrogen production auxiliary system (3) and the hydrogen production process system (4); the input terminal of the hydrogen production process system (4) is also connected to the hydrogen production auxiliary system (3), and the hydrogen output terminal is connected in sequence to the hydrogen purification system (5), the hydrogen storage tank (6) and the hydrogen fuel cell cogeneration system (9), and the oxygen output terminal is connected in sequence to the oxygen purification system (7) and the oxygen storage tank (8); the oxygen storage tank (8) can provide oxygen to the outside, and the hydrogen fuel cell cogeneration system (9) can provide heat energy to the outside; The power input terminal of the energy storage converter system (10) is connected to the power output terminal of the hydrogen fuel cell cogeneration system (9) and the wing-shaped telescopic photovoltaic power generation system (11), and the power output terminal is connected to the power input terminal of the hydrogen production power source (1) and the PLC control system (2); the PLC control system (2) can provide control signals and energy distribution signals to the internal system, and the energy storage converter system (10) can provide electrical energy to the external system.

2. The modular, stacked, photo-hydrogen coupled multi-energy supply system according to claim 1, characterized in that, The hydrogen production power source (1) is configured to provide power conversion for energy to the hydrogen production auxiliary system (3) and the hydrogen production process system (4), and the hydrogen production power source (1) includes a rectifier and a distribution cabinet connected thereto.

3. The modular, stacked, photo-hydrogen coupled multi-energy supply system according to claim 1, characterized in that, The hydrogen production auxiliary system (3) is configured to provide hydrogen production auxiliary conditions to the hydrogen production process system (4), the hydrogen production auxiliary conditions including water treatment, cooling circulation and freeze drying.

4. The modular stacked photo-hydrogen coupling multi-energy supply system according to claim 1, characterized in that, The hydrogen production process system (4) is configured to use pure water to generate hydrogen and oxygen and output them to the hydrogen purification system (5) and the oxygen purification system (7) respectively. The hydrogen production process system (4) includes an electrolyzer and a gas-liquid separation device and a heat exchange and cooling device connected thereto.

5. A modular, stacked, photo-hydrogen coupled multi-energy supply system according to claim 1, characterized in that, The hydrogen purification system (5) is configured to improve the purity of hydrogen produced by the hydrogen production process system (4) through hydrogen purification measures, which include hydrogen removal treatment and dehydration treatment.

6. A modular, stacked, photo-hydrogen coupled multi-energy supply system according to claim 1, characterized in that, The oxygen purification system (7) is configured to improve the oxygen purity of the oxygen produced by the hydrogen production process system (4) through oxygen purification measures, which include deoxygenation treatment and drying treatment.

7. A modular, stacked, photo-hydrogen coupled multi-energy supply system according to claim 1, characterized in that, The hydrogen fuel cell combined heat and power system (9) is configured to use hydrogen as raw material and air as auxiliary material for hydrogen-to-electric conversion, converting hydrogen into electrical energy through electrochemical reaction and supplying power to the outside through the energy storage converter system (10), while the waste heat generated is supplied to the outside through the heat medium.

8. A modular, stacked, photo-hydrogen coupled multi-energy supply system according to claim 1, characterized in that, The energy storage converter system (10) is configured to store and invert electrical energy. The sources of electrical energy include direct current generated by the battery cogeneration system (9) and the wing-shaped telescopic photovoltaic power generation system (11). The direct current from different sources is inverted by the energy storage converter system (10) and then supplied to the hydrogen production power source (1) and the outside.

9. A modular, stacked, photo-hydrogen coupled multi-energy supply system according to claim 1, characterized in that, The cascaded telescopic photovoltaic power generation system (11) is configured to generate electricity based on cascaded photovoltaic modules and to extend and retract the wingspan of the cascaded photovoltaic modules based on telescopic brackets.

10. A modular, stacked, photo-hydrogen coupled multi-energy supply system according to any one of claims 1-9, characterized in that, It also includes an explosion-proof partition (12), which is configured to provide electrical, hydrogen and oxygen-level physical isolation for the entire system, forming a power control area, a hydrogen production auxiliary area, a hydrogen production process area, a hydrogen storage area, an oxygen storage area and a combined heat and power area.

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