WO2022247391A1 - Multiple-energy-source comprehensive utilization system and method - Google Patents

Multiple-energy-source comprehensive utilization system and method Download PDF

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WO2022247391A1
WO2022247391A1 PCT/CN2022/080053 CN2022080053W WO2022247391A1 WO 2022247391 A1 WO2022247391 A1 WO 2022247391A1 CN 2022080053 W CN2022080053 W CN 2022080053W WO 2022247391 A1 WO2022247391 A1 WO 2022247391A1
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Prior art keywords
station
water
ground source
heat exchanger
heat pump
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PCT/CN2022/080053
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French (fr)
Chinese (zh)
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张健
赵文韬
荆铁亚
刘练波
张国祥
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中国华能集团清洁能源技术研究院有限公司
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Priority claimed from CN202110580684.7A external-priority patent/CN113175697A/en
Priority claimed from CN202121151680.9U external-priority patent/CN214841091U/en
Application filed by 中国华能集团清洁能源技术研究院有限公司 filed Critical 中国华能集团清洁能源技术研究院有限公司
Publication of WO2022247391A1 publication Critical patent/WO2022247391A1/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00—Details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00—Details
    • F24D19/10—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D3/00—Hot-water central heating systems
    • F24D3/18—Hot-water central heating systems using heat pumps
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J15/00—Systems for storing electric energy
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
    • H02S10/10—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems
    • H02S10/12—Hybrid wind-PV energy systems
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/10—Geothermal energy

Definitions

  • the application belongs to the field of comprehensive utilization of new energy, and relates to a system and method for comprehensive utilization of multi-energy.
  • Geothermal energy is a new clean energy source, which is natural thermal energy extracted from the earth's crust. This heat comes from the lava inside the earth and exists in the form of thermal energy, and the reserves of geothermal energy are quite large. Since geothermal energy is stored underground, so , will not be affected by any weather conditions, and geothermal resources are also clean, environmentally friendly, and stable.
  • Ground source heat pump is a device that transfers shallow geothermal energy from low-grade heat energy to high-grade heat energy by inputting a small amount of high-grade energy. In recent years, the scope of application of ground source heat pumps has been gradually promoted.
  • geothermal heating represented by Tianjin and Xi’an, bury the buried pipe underground, use the temperature of the formation to heat the water in the buried pipe, and then deliver the heated water to the user to provide hot water to the user, but the ground
  • heat energy is used alone, the heating temperature is not high, which cannot fully meet the heating supply needs of users, and is easily affected by seasons.
  • the existing wind energy and solar energy are vigorously developed at home and abroad, and are easily affected by the weather. The supply is unstable, and there is an urgent need for peak regulation.
  • the purpose of this application is to overcome the shortcomings of the above-mentioned prior art and provide a multi-energy comprehensive utilization system and method that combines multiple energy sources to achieve comprehensive utilization, thereby improving heat exchange efficiency, reducing heating costs, and reducing carbon emissions. Realize stable and efficient heating and power supply.
  • a multi-energy comprehensive utilization system including a wind power station, a solar power station, a storage station, a heat exchange system, buried pipes, a ground source heat pump station and users;
  • the output of the wind power station and solar power station is connected to the input of the storage power station.
  • the output of the wind power station, solar power station and storage station are all connected to the input of the heat exchange system, the input of the ground source heat pump station and the input of the user using cables.
  • the heat exchange system The output of the ground is connected to the buried pipe; the buried pipe is connected to the ground source heat pump station to form a loop; the ground source heat pump station is connected to the user to form a loop.
  • the heat exchange system includes a water storage tank and a heat exchanger
  • the water storage tank is provided with an electric heating device
  • the output of the wind power station, the solar power station and the storage power station are all connected to the input of the electric heating device
  • the water storage tank includes a water inlet and a water outlet
  • the water outlet of the water storage tank is connected to the water inlet of the water storage tank after passing through the left side of the heat exchanger through the pipe; the water inlet on the right side of the heat exchanger is connected to the buried pipe for heat exchange.
  • the water outlet on the right side of the device is connected to the ground source heat pump station.
  • the water outlet of the water storage tank is sequentially connected with the first valve, the first pump, the first thermometer and the water inlet on the left side of the heat exchanger; a branch is provided between the first thermometer and the heat exchanger, and the fifth valve is connected through the pipeline , users are connected in turn; the water outlet on the left side of the heat exchanger is connected with the first one-way valve, the first pressure gauge, the second thermometer and the water inlet of the water storage tank in turn.
  • the water inlet on the right side of the heat exchanger is sequentially connected with the second pressure gauge, the buried pipe, the second valve, the third thermometer and the water outlet of the heating end of the ground source heat pump station; the water outlet on the right side of the heat exchanger is connected with the The fourth thermometer, the third valve, the second pump, the second one-way valve and the water inlet of the heating end of the ground source heat pump station.
  • the heat exchanger adopts a floating head heat exchanger, a fixed tube-sheet heat exchanger, a U-shaped tube-sheet heat exchanger or a plate heat exchanger.
  • the underground pipes are arranged vertically or horizontally.
  • the water outlet of the heat transfer end of the ground source heat pump station is sequentially connected with the fourth valve, the third pump, the sixth thermometer, the third pressure gauge and the user; the water inlet of the heat transfer end of the ground source heat pump station is connected with the third unit Directional valve, fifth thermometer and user.
  • a multi-energy comprehensive utilization method based on any of the above-mentioned systems, which transmits and distributes the electric energy generated by wind power plants and solar power plants to storage power plants, heat exchange systems, ground source heat pump stations and users for energy storage and power supply ;
  • the heat exchange system heats the water in the buried pipe;
  • the electric energy transmitted and distributed to the ground source heat pump station heats the water in the ground source heat pump station and/or supplies power to the ground source heat pump station;
  • the ground source heat pump station is transported to the user for heating or water supply, the user returns to the ground source heat pump station after use.
  • the electric heating device is powered by the wind power station, the solar power station and the storage power station, and the electric heating device heats the water in the water storage tank.
  • the water in the buried pipe is heated by the formation temperature, then heated again by the heat exchanger into the ground source heat pump station, and then transported by the ground source heat pump station, and the used water is returned and replenished through the ground source heat pump station, and then Enter the heat exchanger again to raise the temperature.
  • This application connects the wind power station, solar power station and storage station with the heat exchange system, ground source heat pump station and users, and uses wind energy, solar energy and energy storage to supply power to the heat exchange system, ground source heat pump station and users, and the heat exchange system
  • the ground source heat pump station can deliver hot water to the user; it can also recycle the water used by the user, and combine new energy such as wind energy, solar energy, and geothermal energy with energy storage to achieve comprehensive utilization, thereby Improve heat exchange efficiency, reduce heating costs, reduce carbon emissions, achieve stable and efficient heating and power supply, and achieve carbon neutrality.
  • FIG. 1 is a schematic diagram of the system structure of the present application.
  • 1-wind power station 2-solar power station; 3-storage power station; 4-water storage tank; 5-the first valve; 6-the first pump; 7-the first thermometer; 8-the second thermometer; 9-the first A pressure gauge; 10-the first one-way valve; 11-the heat exchanger; 12-the second pressure gauge; 13-the buried pipe; 14-the second valve; 15-the third thermometer; 16-the fourth thermometer; 17 - the third valve; 18 - the second pump; 19 - the second check valve; 20 - ground source heat pump station; 21 - the third check valve; 22 - the fifth thermometer; 23 - the fourth valve; 24 - the third pump; 25-sixth thermometer; 26-third pressure gauge; 27-user; 28-fifth valve.
  • FIG. 1 it is the multi-energy comprehensive utilization system described in this application, including: wind power station 1, solar power station 2, storage station 3, water storage tank 4, first valve 5, first pump 6, first thermometer 7. Second thermometer 8, first pressure gauge 9, first one-way valve 10, heat exchanger 11, second pressure gauge 12, buried pipe 13, second valve 14, third thermometer 15, fourth thermometer 16 , third valve 17, second pump 18, second one-way valve 19, ground source heat pump station 20, third one-way valve 21, fifth thermometer 22, fourth valve 23, third pump 24, sixth thermometer 25 , the third pressure gauge 26, the user 27 and the fifth valve 28.
  • the heat exchange system adopts a water storage tank 4 and a heat exchanger 11 .
  • the wind power station 1 and the solar power station 2 are connected to the storage station 3 through wires, so that the electric energy generated by the wind power station 1 and the solar power station 2 is stored in the storage station 3 .
  • An electric heating device is arranged in the water storage tank 4, and the wind power station 1 and the solar power station 2 are connected with the electric heating device by wires, and the electric heating device can heat the water in the water storage tank 4.
  • the storage power station 3 is connected to the water storage tank 4, the ground source heat pump station 20 and the user 27 respectively through wires, so that the storage power station 3 can supply power to them.
  • the water outlet at the bottom of the water storage tank 4 is connected to the first valve 5, the first pump 6, the first thermometer 7 and the water inlet on the left side of the heat exchanger 11 in sequence through pipelines;
  • a branch is provided between the device 11, and the fifth valve 28 and the user 27 are connected in sequence through the pipeline;
  • the left water outlet of the heat exchanger 11 is connected with the first check valve 10, the first pressure gauge 9, and the second thermometer 8 is connected to each other successively with water storage tank 4.
  • the right water inlet of the heat exchanger 11, the second pressure gauge 12, the buried pipe 13, the second valve 14, the third thermometer 15, and the ground source heat pump station 20 are connected through pipelines.
  • the water outlet on the right side of the heat exchanger 11 is connected with the fourth thermometer 16 , the third valve 17 , the second pump 18 , the second one-way valve 19 and the ground source heat pump station 20 through pipelines.
  • the ground source heat pump station 20 is connected with the fourth valve 23 , the third pump 24 , the sixth thermometer 25 , the third pressure gauge 26 and the user 27 through pipelines.
  • the ground source heat pump station 20 is connected with the third one-way valve 21 , the fifth thermometer 22 and the user 27 through pipelines.
  • the ground source heat pump station 20 can comprehensively distribute the hot water delivered by the second pump 18, and then transport it to the user 27 through the pipeline; it can also recycle the water used by the user 27, and flexibly and appropriately adjust the return water according to the needs. replenishment while regulating the temperature of the water delivered to the user 27.
  • the lower end of the water storage tank 4 is provided with a water outlet, and the upper end is provided with a water inlet.
  • the underground pipes 13 can be laid vertically or horizontally, and various layout forms can be set according to production needs.
  • the wind power station 1, solar power station 2, and storage station 3 can be flexibly selected in terms of scale, power and model according to needs.
  • Water storage tank 4 can flexibly select size, model etc. as required.
  • the heat transfer medium used in the comprehensive energy utilization system can be water, or other media favorable to heat transfer such as CO 2 can also be used instead.
  • Both the wind energy power station 1 and the solar power station 2 can store the generated electric energy in the storage power station 3, can also heat the water in the water storage tank 4, and can also heat and supply power to the water in the ground source heat pump station 20, At the same time, it can supply power to the user 27 .
  • the water outlet of the water storage tank 4 reaches the water storage tank 4 through the first valve 5, the first pump 6, the first thermometer 7, the heat exchanger 11, the first one-way valve 10, the first pressure gauge 9, and the second thermometer 8
  • the water inlet forms a closed circuit and exchanges heat at the heat exchanger 11.
  • the first thermometer 7 is used to measure the outlet water temperature of the water storage tank 4
  • the second thermometer 8 is used to measure the temperature of the water flowing back through the heat exchanger 11 .
  • the water outlet on the right side of the heat exchanger 11 the water passes through the fourth thermometer 16, the third valve 17, the second pump 18, the second one-way valve 19, the water inlet of the ground source heat pump station 20, and the water outlet of the ground source heat pump station 20 , the third thermometer 15, the second valve 14, the buried pipe 13, the second pressure gauge 12, and reach the water inlet on the right side of the heat exchanger 11. Heat is exchanged in the heat exchanger 11, and water is distributed to users at the ground source heat pump station 20 for water supply and heating as required.
  • the third thermometer 15 is used to measure the outlet temperature of the ground source heat pump 20 .
  • the fourth thermometer 16 is used to measure the temperature of the water outlet on the right side of the heat exchanger 11 .
  • the water outlet of the ground source heat pump station 20 passes through the fourth valve 23, the third pump 24, the sixth thermometer 25, the third pressure gauge 26, the user 27, the fifth thermometer 22, the third one-way valve 21, and returns to the ground.
  • Source heat pump 20 water inlets.
  • the fifth thermometer 22 is used to measure the temperature of the water discharged by the user 27 after use, and the sixth thermometer 25 is used to measure the temperature of the water entering the user 27 .
  • the ground source heat pump station 20 mainly distributes the hot water transported through the buried pipe 13 and the heat exchanger 11 comprehensively, and then transports it to thousands of households through pipelines according to needs; it can also recycle the water used by users for reheating Recycle, and supplement the return water flexibly and appropriately according to the needs, and at the same time adjust the temperature of the water delivered to the user.
  • the underground pipe 13 heats the water flowing through the pipe by using the temperature of the formation to increase the temperature of the water in the pipe, and its scale, length and style can be flexibly set.
  • the heat transfer medium used in the comprehensive energy utilization system can be water, or other media favorable to heat transfer such as CO 2 can also be used instead.
  • a heat transfer medium is injected into the ground source heat pump station 20, and the medium can be a medium with high heat transfer efficiency such as water and CO 2 , which can be flexibly set according to needs.
  • the electric energy generated by the wind power station 1 and the solar power station 2 is directly transmitted and distributed to the water storage tank 4, the ground source heat pump station 20, and the user 27 through wires for power supply.
  • the water in the water storage tank 4 After the water in the water storage tank 4 is heated by electric energy, it circulates through the heat exchanger 11 , and flows back into the water storage tank 4 after exchanging heat through the heat exchanger 11 .
  • the water in the buried pipe 13 is heated by the ground, it is reheated by the heat exchanger 11 and enters the ground source heat pump station 20, and then the ground source heat pump station 20 completes the transportation to the user 27, and the used water passes through the ground source heat pump station 20 reflux and make up, and then enter the heat exchanger 11 again to raise the temperature.
  • the water heated twice through the buried pipe 13 and the heat exchanger 11 is transported to the user's home through the ground source heat pump station 20 to realize heating or water supply, and then returns to the ground source heat pump station 20 through the pipeline after the user uses it.
  • the water in the water storage tank 4 can also directly deliver hot water to the user 27 through the fifth valve 28 .

Abstract

A multi-energy-source comprehensive utilization system and method. The system comprises a wind power station, a solar power station, a power storage station, a heat exchange system, a buried pipe, a ground source heat pump station and a user, wherein outputs of the wind power station and the solar power station are connected to an input of the power storage station; outputs of the wind power station, the solar power station and the power storage station are all connected to inputs of the heat exchange system, the ground source heat pump station and the user by means of cables, and an output of the heat exchange system is connected to the buried pipe; the buried pipe is connected to the ground source heat pump station to form a loop; and the ground source heat pump station is connected to the user by means of a pipeline to form a loop. Various energy sources are combined to realize comprehensive utilization, thereby improving the heat exchange efficiency, reducing heat supply costs, reducing carbon emissions, and realizing a stable and efficient heat supply and power supply.

Description

一种多能源综合利用系统及方法A multi-energy comprehensive utilization system and method
本申请要求于2021年05月26日提交中国专利局、申请号为202110580684.7、发明名称为“一种多能源综合利用系统及方法”以及同日提交中国专利局、申请号为202121151680.9、发明名称为“一种多能源综合利用系统”的两件中国专利申请的优先权，其全部内容通过引用结合在本申请中。This application is required to be submitted to the China Patent Office on May 26, 2021, with the application number 202110580684.7, and the title of the invention is "A System and Method for Comprehensive Utilization of Multi-Energy" and submitted to the China Patent Office on the same day, with the application number 202121151680.9, and the title of the invention is The priority of two Chinese patent applications for a multi-energy comprehensive utilization system", the entire contents of which are incorporated in this application by reference.
技术领域technical field
本申请属于新能源综合利用领域，涉及一种多能源综合利用系统及方法。The application belongs to the field of comprehensive utilization of new energy, and relates to a system and method for comprehensive utilization of multi-energy.
背景技术Background technique
地热能是一种新的洁净能源，是由地壳抽取的天然热能，这种热量来自地球内部的熔岩，并以热能形式存在，并且地热能的储量相当大，由于地热是储存在地下的，因此，不会受到任何天气状况影响，并且地热资源同时具有清洁、环保、稳定性强等特点。Geothermal energy is a new clean energy source, which is natural thermal energy extracted from the earth's crust. This heat comes from the lava inside the earth and exists in the form of thermal energy, and the reserves of geothermal energy are quite large. Since geothermal energy is stored underground, so , will not be affected by any weather conditions, and geothermal resources are also clean, environmentally friendly, and stable.
地源热泵是浅层地热能通过输入少量高品位能源实现由低品位热能向高品位热能转移的装置。近年来，地源热泵的应用范围逐步推广。Ground source heat pump is a device that transfers shallow geothermal energy from low-grade heat energy to high-grade heat energy by inputting a small amount of high-grade energy. In recent years, the scope of application of ground source heat pumps has been gradually promoted.
目前我国地热资源开发利用已初具规模，年利用地热能为100亿千瓦时，并且地热开发利用量以每年约10％的速度增长。以天津和西安为代表的地热供暖，将地埋管埋入地下，利用地层温度对地埋管中的水进行加热，再将加热后的水输送到用户中，向用户提供热水，但地热能单独使用时，加热温度不高，不能完全满足用户供暖的供应需要，并且容易受到季节影响。同时，国内外现有风能、太阳能大力发展，且容易受到天气的影响，供应不稳定，急需调峰。At present, the development and utilization of geothermal resources in my country has begun to take shape. The annual utilization of geothermal energy is 10 billion kWh, and the amount of geothermal development and utilization is increasing at a rate of about 10% per year. The geothermal heating represented by Tianjin and Xi’an, bury the buried pipe underground, use the temperature of the formation to heat the water in the buried pipe, and then deliver the heated water to the user to provide hot water to the user, but the ground When heat energy is used alone, the heating temperature is not high, which cannot fully meet the heating supply needs of users, and is easily affected by seasons. At the same time, the existing wind energy and solar energy are vigorously developed at home and abroad, and are easily affected by the weather. The supply is unstable, and there is an urgent need for peak regulation.
发明内容Contents of the invention
本申请的目的在于克服上述现有技术的缺点，提供一种多能源综合利 用系统及方法，将多种能源进行结合，实现综合利用，从而提高换热效率，降低供热成本，降低碳排放，实现稳定高效供热和供电。The purpose of this application is to overcome the shortcomings of the above-mentioned prior art and provide a multi-energy comprehensive utilization system and method that combines multiple energy sources to achieve comprehensive utilization, thereby improving heat exchange efficiency, reducing heating costs, and reducing carbon emissions. Realize stable and efficient heating and power supply.
为达到上述目的，本申请采用以下技术方案予以实现：In order to achieve the above object, the application adopts the following technical solutions to achieve:
一种多能源综合利用系统，包括风力发电站、太阳能电站、蓄电站、换热系统、地埋管、地源热泵站和用户；A multi-energy comprehensive utilization system, including a wind power station, a solar power station, a storage station, a heat exchange system, buried pipes, a ground source heat pump station and users;
风力发电站和太阳能电站的输出连接蓄电站输入，风力发电站、太阳能电站和蓄电站的输出均与换热系统的输入、地源热泵站的输入和用户的输入采用电缆线连接，换热系统的输出与地埋管连接；地埋管与地源热泵站连接形成回路；地源热泵站与用户采用管道连接形成回路。The output of the wind power station and solar power station is connected to the input of the storage power station. The output of the wind power station, solar power station and storage station are all connected to the input of the heat exchange system, the input of the ground source heat pump station and the input of the user using cables. The heat exchange system The output of the ground is connected to the buried pipe; the buried pipe is connected to the ground source heat pump station to form a loop; the ground source heat pump station is connected to the user to form a loop.
优选的，换热系统包括储水箱和换热器，储水箱内设置有电加热装置，风力发电站、太阳能电站和蓄电站输出均与电加热装置输入连接，储水箱包括进水口和出水口，换热器左右两侧各有一个进水口和出水口，储水箱出水口通过管道经过换热器左侧后与储水箱进水口连接；换热器右侧的进水口连接地埋管，换热器右侧的出水口连接地源热泵站。Preferably, the heat exchange system includes a water storage tank and a heat exchanger, the water storage tank is provided with an electric heating device, the output of the wind power station, the solar power station and the storage power station are all connected to the input of the electric heating device, and the water storage tank includes a water inlet and a water outlet, There is a water inlet and water outlet on the left and right sides of the heat exchanger. The water outlet of the water storage tank is connected to the water inlet of the water storage tank after passing through the left side of the heat exchanger through the pipe; the water inlet on the right side of the heat exchanger is connected to the buried pipe for heat exchange. The water outlet on the right side of the device is connected to the ground source heat pump station.
进一步，储水箱出水口依次连接有第一阀、第一泵、第一温度计与换热器左侧进水口；在第一温度计与换热器之间设有支路，通过管线将第五阀、用户依次相连；换热器左侧出水口依次连接有第一单向阀、第一压力表、第二温度计和储水箱进水口。Further, the water outlet of the water storage tank is sequentially connected with the first valve, the first pump, the first thermometer and the water inlet on the left side of the heat exchanger; a branch is provided between the first thermometer and the heat exchanger, and the fifth valve is connected through the pipeline , users are connected in turn; the water outlet on the left side of the heat exchanger is connected with the first one-way valve, the first pressure gauge, the second thermometer and the water inlet of the water storage tank in turn.
进一步，换热器的右侧进水口依次连接有第二压力表、地埋管、第二阀、第三温度计和地源热泵站的加热端出水口；换热器右侧出水口依次连接有第四温度计、第三阀、第二泵、第二单向阀和地源热泵站的加热端进水口。Further, the water inlet on the right side of the heat exchanger is sequentially connected with the second pressure gauge, the buried pipe, the second valve, the third thermometer and the water outlet of the heating end of the ground source heat pump station; the water outlet on the right side of the heat exchanger is connected with the The fourth thermometer, the third valve, the second pump, the second one-way valve and the water inlet of the heating end of the ground source heat pump station.
进一步，换热器采用浮头式换热器、固定管板式换热器、U形管板换热器或板式换热器。Further, the heat exchanger adopts a floating head heat exchanger, a fixed tube-sheet heat exchanger, a U-shaped tube-sheet heat exchanger or a plate heat exchanger.
优选的，地埋管采用垂直式布设或水平式布设。Preferably, the underground pipes are arranged vertically or horizontally.
优选的，地源热泵站的输热端出水口依次连接有第四阀、第三泵、第六温度计、第三压力表和用户；地源热泵站输热端进水口依次连接有第三单向阀、第五温度计和用户。Preferably, the water outlet of the heat transfer end of the ground source heat pump station is sequentially connected with the fourth valve, the third pump, the sixth thermometer, the third pressure gauge and the user; the water inlet of the heat transfer end of the ground source heat pump station is connected with the third unit Directional valve, fifth thermometer and user.
一种基于上述任意一项所述系统的多能源综合利用方法，将风力发电站和太阳能电站产生的电能输配到蓄电站、换热系统、地源热泵站和用户， 用于储能和供电；换热系统对地埋管内的水进行加热；输配到地源热泵站的电能对地源热泵站的水加热和/或向地源热泵站供电；通过地埋管加热后的水，经地源热泵站后输送到用户，进行供热或供水，用户使用后再回流进入地源热泵站。A multi-energy comprehensive utilization method based on any of the above-mentioned systems, which transmits and distributes the electric energy generated by wind power plants and solar power plants to storage power plants, heat exchange systems, ground source heat pump stations and users for energy storage and power supply ; The heat exchange system heats the water in the buried pipe; the electric energy transmitted and distributed to the ground source heat pump station heats the water in the ground source heat pump station and/or supplies power to the ground source heat pump station; After the ground source heat pump station is transported to the user for heating or water supply, the user returns to the ground source heat pump station after use.
优选的，通过风力发电站、太阳能电站和蓄电站对电加热装置供电，电加热装置对储水箱中的水加热，加热后的水循环流动经过换热器，通过换热器换热后回流回储水箱中，地埋管中的水利用地层温度加热后，通过换热器再次加热进入地源热泵站，再由地源热泵站完成输送，使用后的水通过地源热泵站回流并补充，之后再次进入换热器升温。Preferably, the electric heating device is powered by the wind power station, the solar power station and the storage power station, and the electric heating device heats the water in the water storage tank. In the water tank, the water in the buried pipe is heated by the formation temperature, then heated again by the heat exchanger into the ground source heat pump station, and then transported by the ground source heat pump station, and the used water is returned and replenished through the ground source heat pump station, and then Enter the heat exchanger again to raise the temperature.
与现有技术相比，本申请具有以下有益效果：Compared with the prior art, the present application has the following beneficial effects:
本申请通过将风力发电站、太阳能电站和蓄电站均与换热系统、地源热泵站和用户连接，利用风能、太阳能和储能对换热系统、地源热泵站和用户供电，换热系统对地埋管中的水加热，地源热泵站能够将热水输送到用户；还可回收用户使用后的水，将风能、太阳能、地热等新能源与储能相结合，实现综合利用，从而提高换热效率，降低供热成本，降低碳排放，实现稳定高效供热，供电，实现碳中和。This application connects the wind power station, solar power station and storage station with the heat exchange system, ground source heat pump station and users, and uses wind energy, solar energy and energy storage to supply power to the heat exchange system, ground source heat pump station and users, and the heat exchange system To heat the water in the buried pipe, the ground source heat pump station can deliver hot water to the user; it can also recycle the water used by the user, and combine new energy such as wind energy, solar energy, and geothermal energy with energy storage to achieve comprehensive utilization, thereby Improve heat exchange efficiency, reduce heating costs, reduce carbon emissions, achieve stable and efficient heating and power supply, and achieve carbon neutrality.
附图说明Description of drawings
图1为本申请的系统结构示意图。FIG. 1 is a schematic diagram of the system structure of the present application.
其中：1-风力发电站；2-太阳能电站；3-蓄电站；4-储水箱；5-第一阀；6-第一泵；7-第一温度计；8-第二温度计；9-第一压力表；10-第一单向阀；11-换热器；12-第二压力表；13-地埋管；14-第二阀；15-第三温度计；16-第四温度计；17-第三阀；18-第二泵；19-第二单向阀；20-地源热泵站；21-第三单向阀；22-第五温度计；23-第四阀；24-第三泵；25-第六温度计；26-第三压力表；27-用户；28-第五阀。Among them: 1-wind power station; 2-solar power station; 3-storage power station; 4-water storage tank; 5-the first valve; 6-the first pump; 7-the first thermometer; 8-the second thermometer; 9-the first A pressure gauge; 10-the first one-way valve; 11-the heat exchanger; 12-the second pressure gauge; 13-the buried pipe; 14-the second valve; 15-the third thermometer; 16-the fourth thermometer; 17 - the third valve; 18 - the second pump; 19 - the second check valve; 20 - ground source heat pump station; 21 - the third check valve; 22 - the fifth thermometer; 23 - the fourth valve; 24 - the third pump; 25-sixth thermometer; 26-third pressure gauge; 27-user; 28-fifth valve.
具体实施方式Detailed ways
下面结合附图对本申请做进一步详细描述：Below in conjunction with accompanying drawing, the application is described in further detail:
如图1所示，为本申请所述的多能源综合利用系统，包括：风力发电 站1、太阳能电站2、蓄电站3、储水箱4、第一阀5、第一泵6、第一温度计7、第二温度计8、第一压力表9、第一单向阀10、换热器11、第二压力表12、地埋管13、第二阀14、第三温度计15、第四温度计16、第三阀17、第二泵18、第二单向阀19、地源热泵站20、第三单向阀21、第五温度计22、第四阀23、第三泵24、第六温度计25、第三压力表26、用户27和第五阀28。As shown in Figure 1, it is the multi-energy comprehensive utilization system described in this application, including: wind power station 1, solar power station 2, storage station 3, water storage tank 4, first valve 5, first pump 6, first thermometer 7. Second thermometer 8, first pressure gauge 9, first one-way valve 10, heat exchanger 11, second pressure gauge 12, buried pipe 13, second valve 14, third thermometer 15, fourth thermometer 16 , third valve 17, second pump 18, second one-way valve 19, ground source heat pump station 20, third one-way valve 21, fifth thermometer 22, fourth valve 23, third pump 24, sixth thermometer 25 , the third pressure gauge 26, the user 27 and the fifth valve 28.
换热系统采用储水箱4和换热器11。The heat exchange system adopts a water storage tank 4 and a heat exchanger 11 .
所述能源综合利用系统中，通过电线将风能发电站1及太阳能发电站2与蓄电站3相连，从而将风能发电站1和太阳能发电站2产生的电能储存在蓄电站3。储水箱4内设置有电加热装置，通过电线将风力发电站1和太阳能发电站2与电加热装置相连，电加热装置可以对储水箱4中水加热。通过电线将蓄电站3分别与储水箱4、地源热泵站20和用户27相连，便于蓄电站3为他们供电。In the energy comprehensive utilization system, the wind power station 1 and the solar power station 2 are connected to the storage station 3 through wires, so that the electric energy generated by the wind power station 1 and the solar power station 2 is stored in the storage station 3 . An electric heating device is arranged in the water storage tank 4, and the wind power station 1 and the solar power station 2 are connected with the electric heating device by wires, and the electric heating device can heat the water in the water storage tank 4. The storage power station 3 is connected to the water storage tank 4, the ground source heat pump station 20 and the user 27 respectively through wires, so that the storage power station 3 can supply power to them.
如图1所示，通过管线将储水箱4底部出水口与第一阀5、第一泵6、第一温度计7与换热器11左侧进水口依次相连；在第一温度计7与换热器11之间设有支路，通过管线将第五阀28、用户27依次相连；通过管线将换热器11左侧出水口与第一单向阀10、第一压力表9、第二温度计8和储水箱4依次相连。As shown in Figure 1, the water outlet at the bottom of the water storage tank 4 is connected to the first valve 5, the first pump 6, the first thermometer 7 and the water inlet on the left side of the heat exchanger 11 in sequence through pipelines; A branch is provided between the device 11, and the fifth valve 28 and the user 27 are connected in sequence through the pipeline; the left water outlet of the heat exchanger 11 is connected with the first check valve 10, the first pressure gauge 9, and the second thermometer 8 is connected to each other successively with water storage tank 4.
通过管线将换热器11的右侧进水口、第二压力表12、地埋管13、第二阀14、第三温度计15、地源热泵站20相连。The right water inlet of the heat exchanger 11, the second pressure gauge 12, the buried pipe 13, the second valve 14, the third thermometer 15, and the ground source heat pump station 20 are connected through pipelines.
通过管线将换热器11右侧出水口与第四温度计16、第三阀17、第二泵18、第二单向阀19、地源热泵站20相连。The water outlet on the right side of the heat exchanger 11 is connected with the fourth thermometer 16 , the third valve 17 , the second pump 18 , the second one-way valve 19 and the ground source heat pump station 20 through pipelines.
通过管线将地源热泵站20与第四阀23、第三泵24、第六温度计25、第三压力表26、用户27相连。The ground source heat pump station 20 is connected with the fourth valve 23 , the third pump 24 , the sixth thermometer 25 , the third pressure gauge 26 and the user 27 through pipelines.
通过管线将地源热泵站20与第三单向阀21、第五温度计22、用户27相连。The ground source heat pump station 20 is connected with the third one-way valve 21 , the fifth thermometer 22 and the user 27 through pipelines.
所述地源热泵站20可以对第二泵18输送来的热水，进行综合配给，然后通过管线输送到用户27；还可回收用户27使用后的水，并且根据需要对回水进行灵活适量补充，同时调节输送到用户27的水温。The ground source heat pump station 20 can comprehensively distribute the hot water delivered by the second pump 18, and then transport it to the user 27 through the pipeline; it can also recycle the water used by the user 27, and flexibly and appropriately adjust the return water according to the needs. replenishment while regulating the temperature of the water delivered to the user 27.
所述储水箱4的下端设有出水口，上端设有进水口。The lower end of the water storage tank 4 is provided with a water outlet, and the upper end is provided with a water inlet.
所述换热器11左右两侧各有一个进水口和出水口，可根据需要灵活选用浮头式换热器、固定管板式换热器、U形管板换热器、板式换热器等。There is a water inlet and a water outlet on the left and right sides of the heat exchanger 11, and floating head heat exchangers, fixed tube-sheet heat exchangers, U-shaped tube-sheet heat exchangers, plate heat exchangers, etc. can be flexibly selected according to needs.
所述地埋管13可采用垂直式布设或者水平式布设，各种布设形式可以根据生产需要设定。The underground pipes 13 can be laid vertically or horizontally, and various layout forms can be set according to production needs.
所述风力发电站1，太阳能电站2，蓄电站3，根据需要灵活选择规模、功率和型号等。储水箱4可根据需要灵活选择尺寸、型号等。The wind power station 1, solar power station 2, and storage station 3 can be flexibly selected in terms of scale, power and model according to needs. Water storage tank 4 can flexibly select size, model etc. as required.
所述能源综合利用系统使用的传热介质可以为水、也可以换用CO 2等其他有利于传热的介质。 The heat transfer medium used in the comprehensive energy utilization system can be water, or other media favorable to heat transfer such as CO 2 can also be used instead.
所述风能发电站1和太阳能电站2均可将产生的电能储存在蓄电站3中，也可以对储水箱4中的水进行加热，亦可对地源热泵站20中的水加热、供电，同时可以为用户27供电。Both the wind energy power station 1 and the solar power station 2 can store the generated electric energy in the storage power station 3, can also heat the water in the water storage tank 4, and can also heat and supply power to the water in the ground source heat pump station 20, At the same time, it can supply power to the user 27 .
所述储水箱4出水口，经过第一阀5、第一泵6、第一温度计7、换热器11、第一单向阀10、第一压力表9、第二温度计8到达储水箱4进水口，形成闭合回路，在换热器11处换热。The water outlet of the water storage tank 4 reaches the water storage tank 4 through the first valve 5, the first pump 6, the first thermometer 7, the heat exchanger 11, the first one-way valve 10, the first pressure gauge 9, and the second thermometer 8 The water inlet forms a closed circuit and exchanges heat at the heat exchanger 11.
所述第一温度计7用于计量储水箱4的出水温度，第二温度计8用于计量通过换热器11回流水的温度。The first thermometer 7 is used to measure the outlet water temperature of the water storage tank 4 , and the second thermometer 8 is used to measure the temperature of the water flowing back through the heat exchanger 11 .
所述换热器11右侧出水口，水经过第四温度计16、第三阀17、第二泵18、第二单向阀19、地源热泵站20进水口、地源热泵站20出水口、第三温度计15、第二阀14、地埋管13、第二压力表12、到达换热器11右侧进水口。在换热器11换热，在地源热泵站20根据需要向用户配水，供水、供暖。The water outlet on the right side of the heat exchanger 11, the water passes through the fourth thermometer 16, the third valve 17, the second pump 18, the second one-way valve 19, the water inlet of the ground source heat pump station 20, and the water outlet of the ground source heat pump station 20 , the third thermometer 15, the second valve 14, the buried pipe 13, the second pressure gauge 12, and reach the water inlet on the right side of the heat exchanger 11. Heat is exchanged in the heat exchanger 11, and water is distributed to users at the ground source heat pump station 20 for water supply and heating as required.
所述第三温度计15用于计量地源热泵20出水口温度。第四温度计16用于计量换热器11右侧出水口温度。The third thermometer 15 is used to measure the outlet temperature of the ground source heat pump 20 . The fourth thermometer 16 is used to measure the temperature of the water outlet on the right side of the heat exchanger 11 .
所述地源热泵站20出水口，经过第四阀23、第三泵24、第六温度计25、第三压力表26、用户27、第五温度计22、第三单向阀21、回流到地源热泵20进水口。The water outlet of the ground source heat pump station 20 passes through the fourth valve 23, the third pump 24, the sixth thermometer 25, the third pressure gauge 26, the user 27, the fifth thermometer 22, the third one-way valve 21, and returns to the ground. Source heat pump 20 water inlets.
所述第五温度计22用于计量用户27使用后的排水温度，第六温度计25用于计量用户27进水的温度。The fifth thermometer 22 is used to measure the temperature of the water discharged by the user 27 after use, and the sixth thermometer 25 is used to measure the temperature of the water entering the user 27 .
所述地源热泵站20主要对通过地埋管13、换热器11输送来的热水进行综合配给，然后，根据需要通过管线输送到千家万户；还可回收用户使 用后的水再次加热循环利用，并且根据需要对回水进行灵活适量补充，同时调节输送到用户的水温。The ground source heat pump station 20 mainly distributes the hot water transported through the buried pipe 13 and the heat exchanger 11 comprehensively, and then transports it to thousands of households through pipelines according to needs; it can also recycle the water used by users for reheating Recycle, and supplement the return water flexibly and appropriately according to the needs, and at the same time adjust the temperature of the water delivered to the user.
所述地埋管13通过利用地层温度对流动经过的管内水进行加热，从而提高管内水温度，其规模和长度、样式可以灵活设定。The underground pipe 13 heats the water flowing through the pipe by using the temperature of the formation to increase the temperature of the water in the pipe, and its scale, length and style can be flexibly set.
所述能源综合利用系统使用的传热介质可以为水、也可以换用CO 2等其他有利于传热的介质。 The heat transfer medium used in the comprehensive energy utilization system can be water, or other media favorable to heat transfer such as CO 2 can also be used instead.
本申请具体实施过程介绍如下：The specific implementation process of this application is introduced as follows:
将系统连接完毕后，检查系统各部件及管线密封性，向储水箱4中注满水，打开第一阀5、第一泵6将水连通换热器11，形成闭合回路。同时，向地源热泵站20注入传热介质，介质可以为水、CO 2等传热效率高的介质，可以根据需要灵活设定。 After the system is connected, check the tightness of the system components and pipelines, fill the water storage tank 4 with water, open the first valve 5, and the first pump 6 to connect the water to the heat exchanger 11 to form a closed loop. At the same time, a heat transfer medium is injected into the ground source heat pump station 20, and the medium can be a medium with high heat transfer efficiency such as water and CO 2 , which can be flexibly set according to needs.
所述风力发电站1、太阳能电站2产生的电能，通过电线直接输配到储水箱4、地源热泵站20、用户27用于供电。The electric energy generated by the wind power station 1 and the solar power station 2 is directly transmitted and distributed to the water storage tank 4, the ground source heat pump station 20, and the user 27 through wires for power supply.
储水箱4中的水通过电能加热后，循环流动经过换热器11，通过换热器11换热后回流到储水箱4中。After the water in the water storage tank 4 is heated by electric energy, it circulates through the heat exchanger 11 , and flows back into the water storage tank 4 after exchanging heat through the heat exchanger 11 .
地埋管13中的水经过地层加热后，通过换热器11再次加热后进入地源热泵站20，再由地源热泵站20完成向用户27的输送，使用后的水通过地源热泵站20回流并补充，之后再次进入换热器11升温。After the water in the buried pipe 13 is heated by the ground, it is reheated by the heat exchanger 11 and enters the ground source heat pump station 20, and then the ground source heat pump station 20 completes the transportation to the user 27, and the used water passes through the ground source heat pump station 20 reflux and make up, and then enter the heat exchanger 11 again to raise the temperature.
打开第三阀17、第二泵18、第二单向阀19、第二阀14，将地源热泵站20中的介质循环至换热器11循环流动。换热完成后，打开第四阀23、第三泵24，输送热水供用户27使用，使用后的水经过第三单向阀21，回流到地源热泵站20。Open the third valve 17 , the second pump 18 , the second one-way valve 19 and the second valve 14 to circulate the medium in the ground source heat pump station 20 to the heat exchanger 11 for circulation. After the heat exchange is completed, the fourth valve 23 and the third pump 24 are opened to deliver hot water for use by the user 27 , and the used water flows back to the ground source heat pump station 20 through the third one-way valve 21 .
通过地埋管13和换热器11加热两次后的水，经地源热泵站20后输送到用户家中，实现供热或供水，用户使用后再通过管线回流进入地源热泵站20。The water heated twice through the buried pipe 13 and the heat exchanger 11 is transported to the user's home through the ground source heat pump station 20 to realize heating or water supply, and then returns to the ground source heat pump station 20 through the pipeline after the user uses it.
储水箱4中的水也可通过第五阀28直接向用户27输送热水。The water in the water storage tank 4 can also directly deliver hot water to the user 27 through the fifth valve 28 .
以上内容仅为说明本申请的技术思想，不能以此限定本申请的保护范围，凡是按照本申请提出的技术思想，在技术方案基础上所做的任何改动，均落入本申请权利要求书的保护范围之内。The above content is only to illustrate the technical idea of the application, and cannot limit the protection scope of the application. Any changes made on the basis of the technical solution according to the technical idea proposed in the application, all fall into the scope of the claims of the application. within the scope of protection.

Claims (9)

  1. 一种多能源综合利用系统，其特征在于，包括风力发电站(1)、太阳能电站(2)、蓄电站(3)、换热系统、地埋管(13)、地源热泵站(20)和用户(27)；A multi-energy comprehensive utilization system, characterized in that it includes a wind power station (1), a solar power station (2), a storage station (3), a heat exchange system, buried pipes (13), and a ground source heat pump station (20) and user(27);
    风力发电站(1)和太阳能电站(2)的输出连接蓄电站(3)的输入，风力发电站(1)、太阳能电站(2)和蓄电站(3)的输出均与换热系统的输入、地源热泵站(20)的输入和用户(27)的输入采用电缆线连接，换热系统的输出与地埋管(13)连接；地埋管(13)与地源热泵站(20)连接形成回路；地源热泵站(20)与用户(27)采用管道连接形成回路。The output of the wind power station (1) and the solar power station (2) is connected to the input of the storage station (3), and the output of the wind power station (1), the solar station (2) and the storage station (3) are all connected to the input of the heat exchange system 1. The input of the ground source heat pump station (20) and the input of the user (27) are connected by cables, and the output of the heat exchange system is connected to the buried pipe (13); the buried pipe (13) is connected to the ground source heat pump station (20) The connection forms a loop; the ground source heat pump station (20) and the user (27) are connected by pipelines to form a loop.
  2. 根据权利要求1所述的多能源综合利用系统，其特征在于，换热系统包括储水箱(4)和换热器(11)，储水箱(4)内设置有电加热装置，风力发电站(1)、太阳能电站(2)和蓄电站(3)输出均与电加热装置输入连接，储水箱(4)包括进水口和出水口，换热器(11)左右两侧各有一个进水口和出水口，储水箱(4)出水口通过管道经过换热器(11)左侧后与储水箱(4)进水口连接；换热器(11)右侧的进水口连接地埋管(13)，换热器(11)右侧的出水口连接地源热泵站(20)。The multi-energy comprehensive utilization system according to claim 1, wherein the heat exchange system comprises a water storage tank (4) and a heat exchanger (11), an electric heating device is arranged in the water storage tank (4), and a wind power station ( 1), the output of the solar power station (2) and the storage power station (3) are all connected to the input of the electric heating device, the water storage tank (4) includes a water inlet and a water outlet, and the left and right sides of the heat exchanger (11) have a water inlet and a water outlet respectively. Water outlet, the water outlet of the water storage tank (4) is connected with the water inlet of the water storage tank (4) after passing through the left side of the heat exchanger (11) through the pipeline; the water inlet on the right side of the heat exchanger (11) is connected with the buried pipe (13) , the water outlet on the right side of the heat exchanger (11) is connected to the ground source heat pump station (20).
  3. 根据权利要求2所述的多能源综合利用系统，其特征在于，储水箱(4)出水口依次连接有第一阀(5)、第一泵(6)、第一温度计(7)与换热器(11)左侧进水口；在第一温度计(7)与换热器(11)之间设有支路，通过管线将第五阀(28)、用户(27)依次相连；换热器(11)左侧出水口依次连接有第一单向阀(10)、第一压力表(9)、第二温度计(8)和储水箱(4)进水口。The multi-energy comprehensive utilization system according to claim 2, characterized in that the water outlet of the water storage tank (4) is sequentially connected with a first valve (5), a first pump (6), a first thermometer (7) and a heat exchange The water inlet on the left side of the device (11); a branch is provided between the first thermometer (7) and the heat exchanger (11), and the fifth valve (28) and the user (27) are connected in sequence through pipelines; the heat exchanger (11) The left water outlet is sequentially connected with the first one-way valve (10), the first pressure gauge (9), the second thermometer (8) and the water inlet of the water storage tank (4).
  4. 根据权利要求2所述的多能源综合利用系统，其特征在于，换热器(11)的右侧进水口依次连接有第二压力表(12)、地埋管(13)、第二阀(14)、第三温度计(15)和地源热泵站(20)的加热端出水口；换热器(11)右侧出水口依次连接有第四温度计(16)、第三阀(17)、第二泵(18)、第二单向阀(19)和地源热泵站(20)的加热端进水口。The multi-energy comprehensive utilization system according to claim 2, characterized in that the water inlet on the right side of the heat exchanger (11) is sequentially connected with a second pressure gauge (12), an underground pipe (13), and a second valve ( 14), the third thermometer (15) and the water outlet of the heating end of the ground source heat pump station (20); the water outlet on the right side of the heat exchanger (11) is connected to the fourth thermometer (16), the third valve (17), The second pump (18), the second one-way valve (19) and the water inlet of the heating end of the ground source heat pump station (20).
  5. 根据权利要求2所述的多能源综合利用系统，其特征在于，换热器(11)采用浮头式换热器、固定管板式换热器、U形管板换热器或板式换 热器。The multi-energy comprehensive utilization system according to claim 2, characterized in that the heat exchanger (11) is a floating head heat exchanger, a fixed tube-sheet heat exchanger, a U-shaped tube-sheet heat exchanger or a plate heat exchanger.
  6. 根据权利要求1所述的多能源综合利用系统，其特征在于，地埋管(13)采用垂直式布设或水平式布设。The multi-energy comprehensive utilization system according to claim 1, characterized in that the underground pipes (13) are arranged vertically or horizontally.
  7. 根据权利要求1所述的多能源综合利用系统，其特征在于，地源热泵站(20)的输热端出水口依次连接有第四阀(23)、第三泵(24)、第六温度计(25)、第三压力表(26)和用户(27)；地源热泵站(20)输热端进水口依次连接有第三单向阀(21)、第五温度计(22)和用户(27)。The multi-energy comprehensive utilization system according to claim 1, characterized in that, the outlet of the heat transfer end of the ground source heat pump station (20) is sequentially connected with a fourth valve (23), a third pump (24), and a sixth thermometer (25), the third pressure gauge (26) and the user (27); the water inlet of the heat transfer end of the ground source heat pump station (20) is sequentially connected with the third check valve (21), the fifth thermometer (22) and the user ( 27).
  8. 一种基于权利要求1-7任意一项所述系统的多能源综合利用方法，其特征在于，将风力发电站(1)和太阳能电站(2)产生的电能输配到蓄电站(3)、换热系统、地源热泵站(20)和用户(27)，用于储能和供电；换热系统对地埋管(13)内的水进行加热；输配到地源热泵站(20)的电能对地源热泵站(20)的水加热和/或向地源热泵站(20)供电；通过地埋管(13)加热后的水，经地源热泵站(20)后输送到用户(27)，进行供热或供水，用户(27)使用后再回流进入地源热泵站(20)。A multi-energy comprehensive utilization method based on the system described in any one of claims 1-7, characterized in that the electric energy generated by the wind power station (1) and the solar power station (2) is transmitted and distributed to the storage station (3), The heat exchange system, the ground source heat pump station (20) and the user (27) are used for energy storage and power supply; the heat exchange system heats the water in the buried pipe (13); it is transported to the ground source heat pump station (20) The electric energy heats the water of the ground source heat pump station (20) and/or supplies power to the ground source heat pump station (20); the water heated through the buried pipe (13) is transported to the user after passing through the ground source heat pump station (20) (27), for heat supply or water supply, and the user (27) returns to the ground source heat pump station (20) after use.
  9. 根据权利要求8所述的多能源综合利用方法，其特征在于，通过风力发电站(1)、太阳能电站(2)和蓄电站(3)对电加热装置供电，电加热装置对储水箱(4)中的水加热，加热后的水循环流动经过换热器(11)，通过换热器(11)换热后回流回储水箱(4)中，地埋管(13)中的水利用地层温度加热后通过换热器(11)再次加热进入地源热泵站(20)，再由地源热泵站(20)完成输送，使用后的水通过地源热泵站(20)回流并补充，之后再次进入换热器(11)升温。The multi-energy comprehensive utilization method according to claim 8, characterized in that, the electric heating device is powered by the wind power station (1), the solar power station (2) and the storage station (3), and the electric heating device supplies water to the water storage tank (4 ), the heated water circulates through the heat exchanger (11), returns to the water storage tank (4) after heat exchange through the heat exchanger (11), and the water in the buried pipe (13) utilizes the formation temperature After heating, it is heated again through the heat exchanger (11) and enters the ground source heat pump station (20), and then the ground source heat pump station (20) completes the transportation. Enter heat exchanger (11) to heat up.
PCT/CN2022/080053 2021-05-26 2022-03-10 Multiple-energy-source comprehensive utilization system and method WO2022247391A1 (en)

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CN205641162U (en) * 2016-05-27 2016-10-12 内蒙古工业大学 Solar thermal energy pump heating system is assisted in wind -powered electricity generation heat accumulation
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