Multi-energy complementary system of plateau pressurizing building

Abstract

The invention discloses a multi-energy complementary system of a plateau pressurizing building, and relates to an energy efficiency complementary method of the plateau pressurizing building, and an energy supply end comprises a solar heat collector, a pressurizing room, a pressurizing cabin, a solar photovoltaic module, a wind driven generator and a standby power generation unit; the regulation and control end comprises a heat exchanger, a heat recovery ventilation system, a heat energy management system, a heat transmitter, an inverter, a converter and an electric energy management system; the energy storage end comprises a heat storage water tank, a maintenance structure phase change heat storage part, a ground source heat pump part, an underground heat storage part and an electric energy storage part; the load end comprises hot water supply, radiant heating, convection heating and power supply; on the basis of utilizing a conventional wind and light storage system, the characteristics of a pressurized building and the working and living requirements of the plateau environment are combined, and energy recycling is increased to form a relation chain; heat generated by supercharging equipment is more efficiently utilized, and the heat storage capacity is comprehensively improved to cope with plateau temperature difference changes and long-time low temperature in winter.

Description

Technical Field

[0001] The invention relates to an energy efficiency complementary method for a plateau pressurized building, and in particular to a multi-energy complementary system for a plateau pressurized building. Background Art

[0002] The low-pressure and oxygen-deficient natural environment in plateau areas has an adverse effect on people's normal work and life. In order to better solve this problem, the research and application of pressurized buildings in plateau areas are becoming more and more in-depth. Pressurized buildings mainly achieve oxygen-pressure synchronization by indoor pressurization without oxygen production, and further improve key human settlement indicators such as indoor atmospheric pressure and oxygen content in plateau areas. At the same time, the air compressors, ventilation systems, temperature control and other equipment in pressurized buildings are heavily loaded, and the overall energy consumption is higher than that of ordinary buildings. Taking into account the high cost of power generation in plateau areas and the limited coverage of the power grid, while renewable resources such as solar energy and wind energy are abundant, there is an urgent need to improve overall energy efficiency and reduce energy consumption while making full use of various renewable energy sources. There is currently no method that can be used as a reference to improve the energy efficiency of plateau pressurized buildings. Summary of the invention

[0003] The purpose of the present invention is to solve the existing problems and disclose a multi-energy complementary system for a plateau pressurized building. The system combines the characteristics of the pressurized building with the working and living needs of the plateau environment and comprehensively improves the heat storage capacity to cope with the temperature difference changes in the plateau and the long-term low temperature in winter through reasonable energy efficiency utilization.

[0004] In order to achieve the purpose of the invention, the present application discloses the following technical solutions: A multi-energy complementary system for a plateau pressurized building, comprising an energy supply end, a regulating end, an energy storage end and a load end; A. The energy supply end includes solar thermal collectors, pressurized rooms, pressurized cabins, solar photovoltaic modules, wind turbines and backup power generation units; B. The control end includes heat exchangers, heat recovery ventilation systems, thermal energy management systems, heat transfer devices, inverters, converters and power management systems; C. The energy storage end includes hot water storage tanks, maintenance structure phase change heat storage, ground source heat pumps, underground heat storage and electrical energy storage; D. Load end includes hot water supply, radiant heating, convection heating and power supply; The solar collector supplies heat to the heat exchanger through a pipeline, and the heat exchanger supplies heat to the hot water storage tank through a circulating water pump and redistributes it through the thermal energy management system; the hot water storage tank delivers hot water to the hot water supply and radiant heating respectively through another circulating water pump; the released hot air in the pressurized room is heated to the thermal energy management system through a heat recovery ventilation system, and the hot air generated in the pressurized cabin sends the heat energy to the thermal energy management system through a heat transfer device for redistribution, and the thermal energy management system sends the hot air energy to the hot water storage tank, radiant heating and convection heating respectively; the thermal energy management system mobilizes the heat energy to maintain the phase change heat storage of the structure through the heat transfer device and stores heat underground through a ground source heat pump, and the low-temperature circulating heat energy generated by the heat transfer device is connected to the electric energy storage; the solar photovoltaic module delivers the generated electric energy to the electric energy management system through an inverter, and the wind turbine delivers the generated electric energy to the electric energy management system through a converter and a backup power generation unit; the electric energy management system controls the power supply and temperature adjustment of the air conditioning and electric heating parts by the electric energy storage; the power supply controls the convection heating formed by electric heating.

[0005] In the multi-energy complementary system of the plateau pressurized building, the thermal energy management system transfers the hot air in the pressurized room to the battery module of the thermal energy management system through the heat recovery ventilation system, so that the battery module can operate normally at a suitable temperature.

[0006] The multi-energy complementary system of the plateau pressurized building, the pressurized cabin simultaneously transmits hot air to the battery module for electric energy storage and the battery module for the thermal energy management system through a heat transfer device.

[0007] In the multi-energy complementary system of the plateau pressurized building, the heat transfer method from the pressurized cabin to the battery storage includes indirect conduction through an air duct or a heat transfer medium.

[0008] The multi-energy complementary system of the plateau pressurized building, the solar collector includes but is not limited to a flat plate heat collector or a solar vacuum tube.

[0009] The multi-energy complementary system of the plateau boosted building, the phase change heat storage of the maintenance structure includes but is not limited to the heat collected by the photothermal system is mainly introduced into the wall phase change material and the heat storage tank as the main heat source to maintain the room temperature when the temperature difference between day and night is large.

[0010] The multi-energy complementary system of the plateau pressurized building, the maintenance structure phase change heat storage includes but is not limited to the installation of phase change heat storage devices on the wall, external hanging, and roof.

[0011] The multi-energy complementary system of the plateau pressurized building, the underground heat storage includes but is not limited to underground phase change materials, buried pipes or pipe-connected tanks.

[0012] The multi-energy complementary system of the plateau pressurized building, the convection heating is a radiator; the radiation heating is a floor heating pipe.

[0013] The multi-energy complementary system of the plateau boosted building, the backup power generation unit includes but is not limited to any one of a diesel generator, a micro gas turbine, biomass power generation or hydrogen power generation.

[0014] Through the above disclosure, the beneficial effects of the present invention are: The multi-energy complementary system of the plateau boosted building described in the present invention, based on the use of conventional wind, solar and storage systems, combines the characteristics of boosted buildings and the work and life needs of the plateau environment, increases energy recycling and forms a relationship chain; obtains more efficient use of the heat generated by the boosted equipment, and comprehensively improves the heat storage capacity to cope with the temperature difference changes on the plateau and the long-term low temperature in winter. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the energy efficiency utilization relationship of the present invention; DETAILED DESCRIPTION

[0016] The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings so as to more clearly understand the purpose, features and advantages of the present invention. It should be understood that the embodiments shown in the accompanying drawings are not intended to limit the scope of the present invention, but are only intended to explain that the technical solution of the present invention is not limited to one implementation method.

[0017] Combined with Figure 1 The multi-energy complementary system of the plateau pressurized building described in the above includes an energy supply end, a regulation end, an energy storage end and a load end; A. The energy supply end includes solar thermal collectors, pressurized rooms, pressurized cabins, solar photovoltaic modules, wind turbines and backup power generation units; The solar thermal collector includes but is not limited to a flat plate heat collector or a solar vacuum tube; the heat collected by the solar thermal system is mainly introduced into the wall phase change material and the heat storage tank as the main heat source to maintain the room temperature when the temperature difference between day and night is large; When the pressurized room is pressurized, heat often accumulates in the room. When the ambient temperature is high, additional cooling resources are often required to maintain a suitable temperature in the room. In this case, the heat recovery ventilation system is used to collect the heat in the room for use and storage of thermal resources. The pressurized cabin will generate a lot of heat in the cabin while pressurizing the building; except for transferring part of the heat to the battery module under low temperature conditions, the rest of the heat is mainly introduced into underground heat storage; The pressurized cabin transfers heat to the battery module of the electric energy storage and the battery module of the thermal energy management system through the heat transfer device; the heat transfer method from the pressurized cabin to the battery storage includes indirect conduction through an air duct or a heat transfer medium; The backup power generation unit includes but is not limited to any one of a diesel generator, a micro gas turbine, a biomass power generation or a hydrogen power generation; B. The control end includes heat exchangers, heat recovery ventilation systems, thermal energy management systems, heat transfer devices, inverters, converters and power management systems; The thermal energy management system transfers the hot air from the pressurized room to the battery modules of the thermal energy management system through the heat recovery ventilation system so that the battery modules can operate normally when the battery modules are at a suitable temperature; C. The energy storage end includes hot water storage tanks, maintenance structure phase change heat storage, ground source heat pumps, underground heat storage and electrical energy storage; In addition to maintaining the room temperature of the building, the heat storage tank can also store and directly supply hot water for washing or bathing. In order to better keep the heat, a double-layer phase change material can be added to the heat storage tank to design it as a sensible-latent heat composite heat storage tank. While ensuring the economy of the heat storage system, the heat storage capacity and quality of the heat storage tank are improved to ensure the efficient operation of the heating system. The phase-change heat storage of the maintenance structure includes but is not limited to the heat collected by the solar thermal system is mainly introduced into the wall phase-change material and the heat storage tank as the main heat source to maintain the room temperature when the temperature difference between day and night is large; the phase-change heat storage of the maintenance structure includes but is not limited to the phase-change heat storage device installed on the wall, external hanging, and roof; The underground heat storage includes but is not limited to underground phase change materials, buried pipes or pipe-connected tanks, and the heat flow is dispatched by ground source heat pumps. Because the building envelope and underground heat storage are generally built separately, such a division of labor can efficiently utilize the wall phase change materials to ensure the needs of the day. At the same time, underground heat storage has underground phase change energy storage or ground source heat pumps, which are stable energy sources to meet the needs of long-term heating and even cross-seasonal heat storage; D. Load end includes hot water supply, radiant heating, convection heating and power supply; The convection heating is a radiator; the radiation heating is a floor heating pipe; The solar collector supplies heat to the heat exchanger through a pipeline, and the heat exchanger supplies heat to the hot water storage tank through a circulating water pump and redistributes it through the thermal energy management system; the hot water storage tank delivers hot water to the hot water supply and radiant heating respectively through another circulating water pump; the released hot air in the pressurized room is heated to the thermal energy management system through a heat recovery ventilation system, and the hot air generated in the pressurized cabin sends the heat energy to the thermal energy management system through a heat transfer device for redistribution, and the thermal energy management system sends the hot air energy to the hot water storage tank, radiant heating and convection heating respectively; the thermal energy management system mobilizes the heat energy to maintain the phase change heat storage of the structure through the heat transfer device and stores heat underground through a ground source heat pump, and the low-temperature circulating heat energy generated by the heat transfer device is connected to the electric energy storage; the solar photovoltaic module delivers the generated electric energy to the electric energy management system through an inverter, and the wind turbine delivers the generated electric energy to the electric energy management system through a converter and a backup power generation unit; the electric energy management system controls the power supply and temperature adjustment of the air conditioning and electric heating parts by the electric energy storage; the power supply controls the convection heating formed by electric heating.

[0018] The preferred embodiments of the present invention have been described in detail above, but it should be understood that after reading the above teachings of the present invention, those skilled in the art may make various changes or modifications within the scope of protection of the present invention. These equivalent forms also fall within the scope defined by the claims attached to this application.

[0019] Parts of the present invention not described in detail are prior art.

Claims

1. A multi-energy complementary system for plateau pressurized buildings, characterized by: Includes energy supply end, regulation end, energy storage end and load end; A. The energy supply end includes solar thermal collectors, pressurized rooms, pressurized cabins, solar photovoltaic modules, wind turbines and backup power generation units; B. The control end includes heat exchangers, heat recovery ventilation systems, thermal energy management systems, heat transfer devices, inverters, converters and power management systems; C. The energy storage end includes hot water storage tanks, maintenance structure phase change heat storage, ground source heat pumps, underground heat storage and electrical energy storage; D. Load end includes hot water supply, radiant heating, convection heating and power supply; The solar collector supplies heat to the heat exchanger through a pipeline, and the heat exchanger supplies heat to the hot water storage tank through a circulating water pump and redistributes it through the thermal energy management system; the hot water storage tank delivers hot water to the hot water supply and radiant heating respectively through another circulating water pump; the released hot air in the pressurized room is heated to the thermal energy management system through a heat recovery ventilation system, and the hot air generated in the pressurized cabin sends the heat energy to the thermal energy management system through a heat transfer device for redistribution, and the thermal energy management system sends the hot air energy to the hot water storage tank, radiant heating and convection heating respectively; the thermal energy management system mobilizes the heat energy to maintain the phase change heat storage of the structure through the heat transfer device and stores heat underground through a ground source heat pump, and the low-temperature circulating heat energy generated by the heat transfer device is connected to the electric energy storage; the solar photovoltaic module delivers the generated electric energy to the electric energy management system through an inverter, and the wind turbine delivers the generated electric energy to the electric energy management system through a converter and a backup power generation unit; the electric energy management system controls the power supply and temperature adjustment of the air conditioning and electric heating parts by the electric energy storage; the power supply controls the convection heating formed by electric heating.

2. The multi-energy complementary system for plateau pressurized buildings according to claim 1 is characterized by: The thermal energy management system transfers the hot air from the pressurized room to the battery modules of the thermal energy management system through the heat recovery ventilation system so that the battery modules can operate normally when the battery modules are at a suitable temperature.

3. The multi-energy complementary system for plateau pressurized buildings according to claim 1 is characterized by: The pressurized cabin simultaneously transmits hot air to the battery module for electric energy storage and the battery module for the thermal energy management system through a heat exchanger.

4. The multi-energy complementary system for plateau pressurized buildings according to claim 1 or 3 is characterized by: Heat transfer from the pressurized cabin to the battery storage includes indirect conduction via air ducts or a heat transfer medium.

5. The multi-energy complementary system for plateau pressurized buildings according to claim 1 is characterized by: The solar thermal collector comprises a flat plate heat collector or a solar vacuum tube.

6. The multi-energy complementary system for plateau pressurized buildings according to claim 1 is characterized by: The phase change heat storage of the maintenance structure includes heat collected by the photothermal system, which is mainly introduced into the wall phase change material and the heat storage tank as the main heat source for maintaining room temperature when the temperature difference between day and night is large.

7. The multi-energy complementary system for plateau pressurized buildings according to claim 1 or 6 is characterized by: The maintenance structure phase change heat storage includes phase change heat storage devices installed on the wall, the exterior and the roof.

8. The multi-energy complementary system for plateau pressurized buildings according to claim 1 is characterized by: The underground heat storage includes underground phase change materials, buried pipes or pipe-connected tanks.

9. The multi-energy complementary system for plateau pressurized buildings according to claim 1 is characterized by: The convection heating is a radiator; the radiation heating is a floor heating pipe.

10. The multi-energy complementary system for plateau pressurized buildings according to claim 1 is characterized by: The backup power generation unit includes any one of a diesel generator, a micro gas turbine, a biomass power generation unit or a hydrogen power generation unit.

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