Modular oxygen electrothermal combined supply system

Abstract

The utility model belongs to hydrogen energy technical field especially relates to a modularization oxygen electricity heat comprehensive supply system. Its technical scheme is: a modularization oxygen electricity heat comprehensive supply system, including photovoltaic power generation cabin, electrical equipment cabin, oxygen production process cabin, power generation process cabin, heating process cabin and energy supply management cabin, photovoltaic power generation cabin is connected with electrical equipment cabin through direct current cable, electrical equipment cabin is connected with oxygen production process cabin through cable, oxygen production process cabin is connected with power generation process cabin through hydrogen pipeline, power generation process cabin is connected with function management cabin through cable, power generation process cabin is connected with heating process cabin through hot water pipeline, heating process cabin is connected with function management cabin through hot water pipeline, and function management warehouse respectively through cable, oxygen pipeline and hot water pipeline transmit electric energy, oxygen and hot water to the user. The utility model provides a modularization oxygen electricity heat comprehensive supply system, solves many problems of oxygen supply, power supply, heating in plateau area.

Description

Technical Field

[0001] This utility model belongs to the field of hydrogen energy technology, and specifically relates to a modular oxygen electrothermal integrated supply system. Background Technology

[0002] High-altitude regions face urgent needs for heat, oxygen, and electricity. Currently, these regions primarily rely on electricity for heat and oxygen, as the demand for these resources is essentially a stable electricity demand. However, the vast and sparsely populated areas mean that residences are far from the power grid center, leading to unstable power supply for residents. Therefore, there is an urgent need for an off-grid integrated energy supply system that combines renewable energy sources to effectively meet the oxygen, heat, and electricity needs of high-altitude regions.

[0003] Photovoltaic water electrolysis for hydrogen and oxygen production coupled with fuel cell combined heat and power enables off-grid photovoltaic power storage and utilization across time periods, eliminating dependence on the power grid in high-altitude areas and providing a stable supply of oxygen, electricity, and heat. Simultaneously, the modular prefabricated cabin structure integrated energy supply system allows for rapid installation and deployment, meeting emergency and mobile power supply needs. Utility Model Content

[0004] In order to solve the above-mentioned problems in the existing technology, the purpose of this utility model is to provide a modular oxygen-electric-heat integrated supply system to solve many problems of oxygen supply, power supply and heating in plateau areas.

[0005] The technical solution adopted in this utility model is as follows: A modular integrated oxygen, electricity, and heat supply system includes a photovoltaic power generation compartment, an electrical facilities compartment, an oxygen production process compartment, a power generation process compartment, a heating process compartment, and an energy management compartment. The photovoltaic power generation compartment is connected to the electrical facilities compartment via a DC cable. The electrical facilities compartment is connected to the oxygen production process compartment via a cable. The oxygen production process compartment is connected to the power generation process compartment via a hydrogen pipeline. The power generation process compartment is connected to the energy management compartment via a cable. The power generation compartment is connected to the heating process compartment via a hot water pipeline. The heating process compartment is connected to the energy management compartment via a hot water pipeline. The energy management compartment transmits electricity, oxygen, and hot water to the user via cables, oxygen pipelines, and hot water pipelines, respectively.

[0006] This invention enables off-grid photovoltaic power generation and utilization across time periods by using photovoltaic water electrolysis to produce hydrogen and oxygen coupled with fuel cell combined heat and power, thus eliminating dependence on the power grid in plateau areas and providing a stable supply of oxygen, electricity, and heat.

[0007] The modular oxygen, electricity, and heat integrated supply system of this utility model adopts a modular design concept, consisting of several independent chambers with different functions. By combining them, it can achieve the output of oxygen, electricity, and heat energy of different scales, with flexible and varied energy supply methods and good adaptability.

[0008] The modular oxygen-electric-thermal integrated supply system of this utility model adopts a compact structural layout, achieving a smaller footprint. At the same time, it adopts a prefabricated cabin structure, which can achieve rapid installation and deployment, and provide emergency and mobile power supply guarantee.

[0009] As a preferred embodiment of this utility model, the photovoltaic power generation cabin is equipped with photovoltaic modules and photovoltaic busbars. In the non-working state, the photovoltaic modules are folded and installed inside the photovoltaic power generation cabin. In the working state, the photovoltaic modules are spread out along the ground to form a large area of ​​light-receiving surface, realizing photoelectric conversion and power generation.

[0010] As a preferred embodiment of this utility model, the electrical facility compartment is equipped with a power conversion facility, which converts the DC power transmitted from the photovoltaic power generation compartment into AC power; the electrical facility compartment is also equipped with a photovoltaic-storage integrated machine, a DC / DC conversion device, a DC / AC conversion device, an AC / AC conversion device, an AC distribution box, and a DC distribution box.

[0011] As a preferred embodiment of this utility model, the electrical facility compartment is connected to the heating process compartment and the energy supply management compartment respectively via cables, and directly provides electrical energy to the heating process compartment and the energy supply management compartment.

[0012] As a preferred embodiment of this utility model, the oxygen production process chamber is equipped with hydrogen production equipment, oxygen production equipment, oxygen storage equipment, hydrogen storage equipment, and oxygen purification equipment; the oxygen production equipment is one or more of the following combinations: water electrolysis oxygen production equipment, cryogenic air separation oxygen production equipment, pressure swing adsorption air separation oxygen production equipment, and molecular sieve oxygen production equipment.

[0013] As a preferred embodiment of this utility model, the power generation process compartment is equipped with a hydrogen fuel cell power generation device. The hydrogen fuel cell power generation device generates electricity using hydrogen as fuel, and the generated electricity is transmitted to the power supply management compartment via cables. At the same time, the by-product hot water is transported to the heating process compartment through hot water pipes.

[0014] As a preferred embodiment of this utility model, the heating process compartment is equipped with a fuel cell waste heat recovery device, and the heating process compartment is also equipped with one or more combinations of an air source heat pump heating device, an electric boiler, and an electric heater. Electrical energy provided by the electrical facilities compartment can provide an energy source for the above-mentioned equipment.

[0015] As a preferred embodiment of this utility model, the energy management compartment is equipped with an integrated energy dispatching system. The integrated energy dispatching system allocates electrical energy, oxygen and hot water transmitted from upstream processes according to the user's real-time needs, and transmits them to the user through cables, oxygen pipelines and hot water pipelines to achieve integrated supply of "oxygen, electricity and heat".

[0016] As a preferred embodiment of this utility model, the oxygen production process chamber includes an electrolytic water oxygen production device, a hydrogen storage tank, a molecular sieve oxygen production device, an air compressor device, an oxygen purification device, an oxygen compressor device, and an oxygen storage tank; the electrolytic water oxygen production device and the hydrogen storage tank are connected by pipelines, the electrolytic water oxygen production device, the molecular sieve oxygen production device, and the air compressor device are connected sequentially by pipelines, and the hydrogen storage tank, the oxygen purification device, and the oxygen compressor device are connected sequentially by pipelines.

[0017] As a preferred embodiment of this utility model, a solid partition is arranged between the air compressor equipment and the oxygen compressor equipment and the oxygen storage tank for the separation of process areas.

[0018] The beneficial effects of this utility model are as follows: 1. This utility model achieves off-grid photovoltaic power generation and utilization across time periods by coupling photovoltaic water electrolysis to produce hydrogen and oxygen with fuel cell combined heat and power, thereby eliminating dependence on the power grid in plateau areas and providing a stable supply of oxygen, electricity and heat.

[0019] 2. The modular oxygen, electricity and heat integrated supply system of this utility model adopts a modular design concept, which consists of several independent chambers with different functions. Through combination, it can realize the output of oxygen, electricity and heat energy of different scales. The energy supply form is flexible and versatile, and has good adaptability.

[0020] 3. The modular oxygen-electric-thermal integrated supply system of this utility model adopts a compact structural layout, achieving a smaller footprint. At the same time, it adopts a prefabricated cabin structure, which can achieve rapid installation and deployment, and realize emergency and mobile power supply guarantee. Attached Figure Description

[0021] Figure 1 This is a schematic diagram of the structure of this utility model; Figure 2 This is a schematic diagram of the oxygen production process chamber.

[0022] In the diagram: 1-Photovoltaic power generation compartment; 2-Electrical facilities compartment; 3-Oxygen production process compartment; 4-Power generation process compartment; 5-Heating process compartment; 6-Energy supply management compartment; 7-User; 31-Electrolysis water oxygen production equipment; 32-Hydrogen storage tank; 33-Molecular sieve oxygen production equipment; 34-Air compressor equipment; 35-Oxygen purification equipment; 36-Oxygen compressor equipment; 37-Oxygen storage tank; 38-Solid partition. Detailed Implementation

[0023] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. The components of the embodiments of this utility model described and shown in the accompanying drawings can generally be arranged and designed in various different configurations.

[0024] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely to illustrate selected embodiments of the invention. 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. It should be noted that, unless otherwise specified, the embodiments and features described in the embodiments of the present invention can be combined with each other.

[0025] like Figure 1 As shown, the modular oxygen-electric-heat integrated supply system of this embodiment includes a photovoltaic power generation compartment 1, an electrical facility compartment 2, an oxygen production process compartment 3, a power generation process compartment 4, a heating process compartment 5, and an energy management compartment 6. The photovoltaic power generation compartment 1 is connected to the electrical facility compartment 2 via a DC cable. The electrical facility compartment 2 is connected to the oxygen production process compartment 3 via a cable. The oxygen production process compartment 3 is connected to the power generation process compartment 4 via a hydrogen pipeline. The power generation process compartment 4 is connected to the energy management compartment via a cable. The power generation process compartment 4 is connected to the heating process compartment 5 via a hot water pipeline. The heating compartment 5 is connected to the energy management compartment via a hot water pipeline. The energy management compartment transmits electricity, oxygen, and hot water to the user 7 via cables, oxygen pipelines, and hot water pipelines, respectively.

[0026] This invention enables off-grid photovoltaic power generation and utilization across time periods by using photovoltaic water electrolysis to produce hydrogen and oxygen coupled with fuel cell combined heat and power, thus eliminating dependence on the power grid in plateau areas and providing a stable supply of oxygen, electricity, and heat.

[0027] The modular oxygen, electricity, and heat integrated supply system of this utility model adopts a modular design concept, consisting of several independent chambers with different functions. By combining them, it can achieve the output of oxygen, electricity, and heat energy of different scales, with flexible and varied energy supply methods and good adaptability.

[0028] The modular oxygen-electric-thermal integrated supply system of this utility model adopts a compact structural layout, achieving a smaller footprint. At the same time, it adopts a prefabricated cabin structure, which can achieve rapid installation and deployment, and provide emergency and mobile power supply guarantee.

[0029] Specifically, the photovoltaic power generation compartment 1 is equipped with photovoltaic modules and photovoltaic busbars. In the non-operating state, the photovoltaic modules are folded and installed inside the compartment 1. In the operating state, the photovoltaic modules are spread out along the ground to form a large area of ​​light-receiving surface, realizing photoelectric conversion and generating electricity. The photovoltaic power generation compartment 1 is connected to the electrical facility compartment 2 via a DC cable, and the DC power generated by the photovoltaic power generation compartment 1 is transmitted to the electrical facility compartment 2 via the DC cable.

[0030] The electrical facility compartment 2 is equipped with power conversion facilities, which convert the DC power transmitted from the photovoltaic power generation compartment 1 into AC power. The electrical facility compartment 2 is also equipped with a photovoltaic-storage integrated machine, a DC / DC converter, a DC / AC converter, an AC / AC converter, an AC distribution box, a DC distribution box, and other equipment.

[0031] The electrical facilities compartment 2 is connected to the heating process compartment 5 and the energy management compartment 6 via cables, and can directly provide power to the heating process compartment 5 and the energy management compartment 6.

[0032] The oxygen production process chamber 3 is connected to the electrical facilities chamber 2 via an AC cable. It is equipped with hydrogen production equipment, oxygen production equipment, oxygen storage equipment, hydrogen storage equipment, oxygen purification equipment 35, etc. The oxygen production equipment is one or more of the following combinations: water electrolysis oxygen production equipment 31, cryogenic air separation oxygen production equipment, pressure swing adsorption air separation oxygen production equipment, and molecular sieve oxygen production equipment 33.

[0033] The power generation process compartment 4 is connected to the oxygen production process compartment 3 via a hydrogen pipeline. Hydrogen produced as a byproduct during the oxygen production process in the oxygen production compartment 3 is transported to the power generation process compartment 4 via a pipeline. The power generation process compartment 4 is equipped with a hydrogen fuel cell power generation device, which generates electricity using hydrogen as fuel. The generated electricity is transmitted to the power supply management compartment 6 via a cable. Simultaneously, the byproduct hot water is transported to the heating process compartment 5 via a hot water pipeline.

[0034] The heating process compartment 5 is connected to the energy management compartment 6 via hot water pipes. It is equipped with a fuel cell waste heat recovery device and also contains one or more combinations of equipment such as an air source heat pump heating device, an electric boiler, and an electric heater. Electrical energy provided by the electrical facilities compartment 2 can power the aforementioned equipment.

[0035] The energy management compartment 6 is equipped with an integrated energy dispatching system. The integrated energy dispatching system allocates electricity, oxygen and hot water transmitted from upstream processes according to the real-time needs of user 7, and transmits them to user 7 through cables, oxygen pipelines and hot water pipelines to realize the integrated supply of "oxygen, electricity and heat".

[0036] Specifically, such as Figure 2As shown, an oxygen storage tank 37 is arranged on the right side of the oxygen production process chamber 3; the left side is the oxygen production process area, with an electrolytic water oxygen generator 31 arranged at the rear left, and a molecular sieve oxygen generator 33 and an air compressor 34 arranged sequentially to its right; a hydrogen storage tank 32 is arranged opposite the electrolytic water oxygen generator 31, and an oxygen purification device 35 and an oxygen compressor 36 are arranged sequentially to the right. A solid partition 38 is arranged between the air compressor 34, the oxygen compressor 36 and the oxygen storage tank 37 for separating the process areas. The electrolytic water oxygen generator 31 and the hydrogen storage tank 32 are connected by pipelines, and the electrolytic water oxygen generator 31, the molecular sieve oxygen generator 33 and the air compressor 34 are connected sequentially by pipelines, as are the hydrogen storage tank 32, the oxygen purification device 35 and the oxygen compressor 36.

[0037] This utility model is not limited to the above-mentioned optional embodiments. Anyone can derive other forms of products under the guidance of this utility model. However, regardless of any changes made in its shape or structure, any technical solution that falls within the scope of the claims of this utility model shall be protected by this utility model.

Claims

1. A modular oxygen-electric-thermal integrated supply system, characterized in that: It includes a photovoltaic power generation compartment (1), an electrical facility compartment (2), an oxygen production process compartment (3), a power generation process compartment (4), a heating process compartment (5), and an energy management compartment (6). The photovoltaic power generation compartment (1) is connected to the electrical facility compartment (2) via a DC cable. The electrical facility compartment (2) is connected to the oxygen production process compartment (3) via a cable. The oxygen production process compartment (3) is connected to the power generation process compartment (4) via a hydrogen pipeline. The power generation process compartment (4) is connected to the functional management compartment via a cable. The power generation process compartment (4) is connected to the heating process compartment (5) via a hot water pipeline. The heating process compartment (5) is connected to the functional management compartment via a hot water pipeline. The functional management compartment transmits electricity, oxygen, and hot water to the user (7) via cables, oxygen pipelines, and hot water pipelines, respectively.

2. The modular oxygen-electric-thermal integrated supply system according to claim 1, characterized in that: The photovoltaic power generation cabin (1) is equipped with photovoltaic modules and photovoltaic busbars. In the non-working state, the photovoltaic modules are folded and installed inside the photovoltaic power generation cabin (1). In the working state, the photovoltaic modules are spread out along the ground.

3. The modular oxygen-electric-thermal integrated supply system according to claim 1, characterized in that: The electrical facility compartment (2) is equipped with a power conversion facility, which converts the DC power transmitted from the photovoltaic power generation compartment (1) into AC power; the electrical facility compartment (2) is also equipped with a photovoltaic energy storage unit, a DC / DC conversion device, a DC / AC conversion device, an AC / AC conversion device, an AC distribution box, and a DC distribution box.

4. The modular oxygen-electric-thermal integrated supply system according to claim 1, characterized in that: The electrical facility compartment (2) is connected to the heating process compartment (5) and the energy management compartment (6) respectively via cables, and directly provides power to the heating process compartment (5) and the energy management compartment (6).

5. The modular oxygen-electric-thermal integrated supply system according to claim 1, characterized in that: The oxygen production process chamber (3) is equipped with hydrogen production equipment, oxygen production equipment, oxygen storage equipment, hydrogen storage equipment, and oxygen purification equipment (35); the oxygen production equipment is one or more of the following combinations: water electrolysis oxygen production equipment (31), cryogenic air separation oxygen production equipment, pressure swing adsorption air separation oxygen production equipment, and molecular sieve oxygen production equipment (33).

6. The modular oxygen-electric-thermal integrated supply system according to claim 1, characterized in that: The power generation process compartment (4) is equipped with a hydrogen fuel cell power generation device, which generates electricity using hydrogen as a raw material.

7. A modular oxygen-electric-thermal integrated supply system according to claim 1, characterized in that: The heating process compartment (5) is equipped with a fuel cell waste heat recovery device, and the heating process compartment is also equipped with one or more combinations of an air source heat pump heating device, an electric boiler, and an electric heater.

8. The modular oxygen-electric-thermal integrated supply system according to claim 1, characterized in that: The energy management compartment (6) is equipped with an integrated energy dispatching system. The integrated energy dispatching system allocates the electrical energy, oxygen and hot water transmitted from the upstream process according to the real-time needs of the user (7), and transmits them to the user (7) through cables, oxygen pipelines and hot water pipelines.

9. A modular oxygen-electric-thermal integrated supply system according to claim 5, characterized in that: The oxygen production process chamber (3) includes an electrolytic water oxygen production device (31), a hydrogen storage tank (32), a molecular sieve oxygen production device (33), an air compressor device (34), an oxygen purification device (35), an oxygen compressor device (36), and an oxygen storage tank (37). The electrolytic water oxygen production device (31) and the hydrogen storage tank (32) are connected by a pipeline. The electrolytic water oxygen production device (31), the molecular sieve oxygen production device (33), and the air compressor device (34) are connected in sequence by a pipeline. The hydrogen storage tank (32), the oxygen purification device (35), and the oxygen compressor device (36) are connected in sequence by a pipeline.

10. A modular oxygen-electric-thermal integrated supply system according to claim 9, characterized in that: A solid partition (38) is arranged between the air compressor equipment (34) and the oxygen compressor equipment (36) and the oxygen storage tank (37).

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