CN211908386U - Comprehensive energy supply system suitable for buildings - Google Patents
Comprehensive energy supply system suitable for buildings Download PDFInfo
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- CN211908386U CN211908386U CN202020078130.8U CN202020078130U CN211908386U CN 211908386 U CN211908386 U CN 211908386U CN 202020078130 U CN202020078130 U CN 202020078130U CN 211908386 U CN211908386 U CN 211908386U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
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Abstract
The utility model discloses a comprehensive energy supply system suitable for buildings, which comprises a wind power generation system, a photovoltaic power generation system, an internal combustion engine, an external power grid, a waste heat utilization system, a photo-thermal system, an air source heat pump and a valley electricity heat storage device; the output end of the wind power generation system, the output end of the photovoltaic power generation system and the output end of the internal combustion engine are connected in parallel and then are connected with an external power grid and an electric load of a building, a smoke outlet of the internal combustion engine is communicated with an inlet of a waste heat utilization system, a heat supply side outlet of the waste heat utilization system, a hot working medium outlet of a light-heat system, an outlet of an air source heat pump and an outlet of a valley electricity heat storage device are communicated with a heat supply system of the building through pipelines and pipes, and a cooling side outlet of the waste heat utilization system and an outlet of the air source heat pump are communicated with a cooling system of; the external power grid is connected with the power supply interface of the air source heat pump and the power supply interface of the valley electricity heat storage device, and the system can meet the requirements of electric heating and cold energy of buildings.
Description
Technical Field
The utility model belongs to the comprehensive energy field relates to a comprehensive energy supply system suitable for building.
Background
With the acceleration of industrialization and urbanization processes, the energy demand in China is getting larger and larger, the energy crisis characterized by unbalanced supply and demand, environmental pollution and greenhouse effect is getting more and more prominent, and the sustainable development of the economy and the society in China is severely restricted. The comprehensive energy supply system based on distributed energy realizes the supply of various forms of energy such as cold, heat and electricity, and has wide development prospect in China as a novel energy supply mode with the advantages of energy conservation, economy, environmental protection, reliable energy supply and the like. The method is an important way for providing flexible and energy-saving comprehensive energy service for terminal users, and is an important development direction of the electric power industry and the energy industry in China.
Energy loads of end users such as urban office buildings, commercial complexes, public buildings and the like are concentrated, and the energy sources with different forms such as electric heating and cooling are required, so that a comprehensive energy supply system needs to be designed for the buildings to meet the electric heating and cooling energy requirements of the buildings.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a comprehensive energy supply system suitable for building, this system can satisfy the electric heat cold energy demand of building.
In order to achieve the purpose, the comprehensive energy supply system suitable for the buildings comprises a wind power generation system, a photovoltaic power generation system, an internal combustion engine, an external power grid, a waste heat utilization system, a photo-thermal system, an air source heat pump and a valley electricity heat storage device;
the output end of the wind power generation system, the output end of the photovoltaic power generation system and the output end of the internal combustion engine are connected in parallel and then are connected with an external power grid and an electric load of a building, a smoke outlet of the internal combustion engine is communicated with an inlet of a waste heat utilization system, a heat supply side outlet of the waste heat utilization system, a hot working medium outlet of a light-heat system, an outlet of an air source heat pump and an outlet of a valley electricity heat storage device are communicated with a heat supply system of the building through pipelines and pipes, and a cooling side outlet of the waste heat utilization system and an outlet of the air source heat pump are communicated with a cooling system of;
and the external power grid is connected with the power interface of the air source heat pump and the power interface of the valley electricity heat storage device.
The wind power generation system is characterized by further comprising a storage battery, wherein the output end of the wind power generation system, the output end of the photovoltaic power generation system and the output end of the internal combustion engine are connected in parallel and then are connected with the storage battery, an external power grid and a power load of a building.
The system also comprises a heat storage tank, wherein a heat supply side outlet of the waste heat utilization system, a hot working medium outlet of the photo-thermal system, an outlet of the air source heat pump and an outlet of the valley electricity heat storage device are communicated with the heat storage tank and a heat supply system of the building through pipelines and pipes.
The waste heat utilization system is characterized by further comprising a cold storage tank, wherein a cold supply side outlet of the waste heat utilization system and an outlet of the air source heat pump are communicated with the cold storage tank and a cold supply system of the building through pipelines and pipes.
The internal combustion engine is a diesel engine or a micro internal combustion engine.
The photovoltaic power generation system is a roof photovoltaic power generation system and a building photovoltaic power generation system.
The utility model discloses following beneficial effect has:
when the comprehensive energy supply system suitable for the buildings is operated specifically, the electric energy output by the external power grid, the wind power generation system, the photovoltaic power generation system and the internal combustion engine is used for supplying power for the electricity utilization load of the buildings; the hot working medium output by the photo-thermal system, the hot working medium output by the air source heat pump and the hot working medium output by the heat supply side of the waste heat utilization system supply heat for a heat supply system of the building; the cold working medium output by the cold side of the waste heat utilization system and the cold working medium output by the air source heat pump are used for cooling the cooling system of the building, so that the requirements of the electric heating and cooling energy of the building are met, the energy supplies in different forms such as power supply, heating supply, cooling supply and the like are provided for the building, the cascade utilization of the energy and the multi-energy complementation among different energy sources are realized, and the utilization efficiency of the energy is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The system comprises a wind power generation system 1, a photovoltaic power generation system 2, an internal combustion engine 3, a waste heat utilization system 4, a photo-thermal system 5, an air source heat pump 6, a valley electricity heat storage device 7, a storage battery 8, a heat storage tank 9, a cold storage tank 10, an external power grid 11, an electric load 12, a heat supply system 13 and a cold supply system 14.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
referring to fig. 1, the integrated energy supply system suitable for buildings of the present invention includes a wind power generation system 1, a photovoltaic power generation system 2, an internal combustion engine 3, an external power grid 11, a waste heat utilization system 4, a photo-thermal system 5, an air source heat pump 6 and a valley electricity heat storage device 7; the output end of the wind power generation system 1, the output end of the photovoltaic power generation system 2 and the output end of the internal combustion engine 3 are connected in parallel and then are connected with an external power grid 11 and an electric load 12 of a building, a flue gas outlet of the internal combustion engine 3 is communicated with an inlet of the waste heat utilization system 4, a heat supply side of the waste heat utilization system 4, a hot working medium outlet of the photo-thermal system 5, an outlet of the air source heat pump 6 and an outlet of the valley electricity heat storage device 7 are communicated with a heat supply system 13 of the building after being connected in parallel through pipelines, and an outlet of a cold supply side of the waste heat utilization system 4 and an outlet of the air source heat; the external power grid 11 is connected with the power supply interface of the air source heat pump 6 and the power supply interface of the valley electricity heat storage device 7.
Specifically, the utility model also comprises a storage battery 8, a heat storage tank 9 and a cold storage tank 10, wherein the output end of the wind power generation system 1, the output end of the photovoltaic power generation system 2 and the output end of the internal combustion engine 3 are connected in parallel and then are connected with the storage battery 8, an external power grid 11 and an electric load 12 of a building; the heat supply side outlet of the waste heat utilization system 4, the hot working medium outlet of the photo-thermal system 5, the outlet of the air source heat pump 6 and the outlet of the valley electricity heat storage device 7 are communicated with a heat storage tank 9 and a heat supply system 13 of a building through pipelines and pipes; the outlet of the cooling side of the waste heat utilization system 4 and the outlet of the air source heat pump 6 are communicated with the cold storage tank 10 and the cooling system 14 of the building through pipelines.
The internal combustion engine 3 is a diesel engine or a micro-combustion engine; the photovoltaic power generation system 2 is a roof photovoltaic power generation system and a building photovoltaic power generation system.
The utility model discloses a concrete working process does:
the utility model discloses mainly provide the power for the building, the energy of heat and cold, wherein, through wind power generation system 1, the electric energy that photovoltaic power generation system 2 and internal-combustion engine 3 produced supplies power for the power consumption load 12 of building, in operation, when the electric energy that wind power generation system 1 and photovoltaic power generation system 2 produced can not satisfy the power consumption load 12 demand of building, then open internal-combustion engine 3, when the electric energy that wind power generation system 1 and photovoltaic power generation system 2 produced can satisfy the power consumption load 12 demand of building, and when having unnecessary electric quantity, then store unnecessary electric quantity in battery 8, when the electric energy that wind power generation system 1, photovoltaic power generation system 2 and internal-combustion engine 3 produced can not satisfy the power consumption load 12 demand of building, then supply power through outside electric wire netting 11;
the hot working medium output by the photo-thermal system 5, the hot working medium output by the air source heat pump 6 and the hot working medium output by the heat supply side of the waste heat utilization system 4 supply heat to a heat supply system 13 of the building, simultaneously valley electricity of a power grid is converted into heat energy through a valley electricity heat storage device 7 and stored in a heat storage tank 9, and in addition, the heat storage tank 9 is used for storing the heat energy so as to adjust the heat supply quality of the building;
the cold working medium output by the cold supply side of the waste heat utilization system 4 and the cold working medium output by the air source heat pump 6 supply cold for the cold supply system 14 of the building, and the cold energy is stored by the cold storage tank 10 to adjust the cold supply quality of the building.
Claims (1)
1. A comprehensive energy supply system suitable for buildings is characterized by comprising a wind power generation system (1), a photovoltaic power generation system (2), an internal combustion engine (3), an external power grid (11), a waste heat utilization system (4), a photo-thermal system (5), an air source heat pump (6) and a valley electricity heat storage device (7);
the output end of the wind power generation system (1), the output end of the photovoltaic power generation system (2) and the output end of the internal combustion engine (3) are connected in parallel and then are connected with an external power grid (11) and an electric load (12) of a building, the smoke outlet of the internal combustion engine (3) is communicated with the inlet of the waste heat utilization system (4), the heat supply side outlet of the waste heat utilization system (4), the hot working medium outlet of the photo-thermal system (5), the outlet of the air source heat pump (6) and the outlet of the valley electricity heat storage device (7) are communicated with a heat supply system (13) of the building after being connected in parallel through pipelines, and the cold supply side outlet of the waste heat utilization system (4) and the outlet of the air source heat pump (6) are communicated with a cold supply system;
the external power grid (11) is connected with a power supply interface of the air source heat pump (6) and a power supply interface of the valley electricity heat storage device (7);
the solar energy power generation system is characterized by further comprising a storage battery (8), wherein the output end of the wind power generation system (1), the output end of the photovoltaic power generation system (2) and the output end of the internal combustion engine (3) are connected in parallel and then are connected with the storage battery (8), an external power grid (11) and a power load (12) of a building;
the system also comprises a heat storage tank (9), wherein a heat supply side outlet of the waste heat utilization system (4), a hot working medium outlet of the photo-thermal system (5), an outlet of the air source heat pump (6) and an outlet of the valley electricity heat storage device (7) are communicated with the heat storage tank (9) and a heat supply system (13) of a building through pipelines and pipes;
the waste heat recovery system further comprises a cold storage tank (10), wherein a cold supply side outlet of the waste heat utilization system (4) and an outlet of the air source heat pump (6) are communicated with the cold storage tank (10) and a cold supply system (14) of a building through pipelines and pipes;
the internal combustion engine (3) is a diesel engine or a micro-type combustion engine;
the photovoltaic power generation system (2) is a roof photovoltaic power generation system and a building photovoltaic power generation system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020078130.8U CN211908386U (en) | 2020-01-14 | 2020-01-14 | Comprehensive energy supply system suitable for buildings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020078130.8U CN211908386U (en) | 2020-01-14 | 2020-01-14 | Comprehensive energy supply system suitable for buildings |
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| Publication Number | Publication Date |
|---|---|
| CN211908386U true CN211908386U (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020078130.8U Active CN211908386U (en) | 2020-01-14 | 2020-01-14 | Comprehensive energy supply system suitable for buildings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211908386U (en) |
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2020
- 2020-01-14 CN CN202020078130.8U patent/CN211908386U/en active Active
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