CN219141590U - Renewable energy storage device - Google Patents

Renewable energy storage device Download PDF

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Publication number
CN219141590U
CN219141590U CN202223425033.XU CN202223425033U CN219141590U CN 219141590 U CN219141590 U CN 219141590U CN 202223425033 U CN202223425033 U CN 202223425033U CN 219141590 U CN219141590 U CN 219141590U
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water
energy storage
pipeline
communicated
control valve
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CN202223425033.XU
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欧阳杰南
刘翔宇
韦伟
李娜
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Jiangsu Yichuan Energy Technology Co ltd
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Jiangsu Yichuan Energy Technology Co ltd
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Abstract

The utility model discloses a renewable energy source energy storage device which comprises a photovoltaic generator set, a wind power generator set, an energy storage battery set, a solar water collector, a heat collection total water tank, a water source heat pump machine group, a water distribution tank, a water collection tank, a first underground energy storage field, a second underground energy storage field and a heat exchanger, wherein the wind power generator set is connected with the energy storage battery set; the water draining end of the solar water collector is communicated with the heat collecting total water tank; the solar energy water-saving heat pump system can store electric energy by adopting photovoltaic and wind power generation, and is used by supplying the electric energy to the heat pump unit of the source, the hot water sent by the solar water collector is collected intensively by adopting the heat collecting total water tank, heat exchange can be carried out through the heat exchanger, the heat pump unit of the source is used for the use in winter working conditions, and the hot water can be sent into the underground energy storage field for storage so as to store heat for energy storage.

Description

Renewable energy storage device
Technical Field
The utility model belongs to the technical field of energy storage, and particularly relates to a renewable energy source energy storage device.
Background
The renewable energy source is energy source of non-renewable energy source which is exhausted, and the resource distribution is wide, and the renewable energy source is suitable for on-site development and utilization. At present, a ground buried pipe is arranged underground, water in a pipe is heated by using the geothermal temperature, then the water is conveyed into a water source heat pump unit, hot water or hot air is provided for a user, but when geothermal energy is used independently, the heating temperature is low, the supply requirement of the user heating cannot be met stably, and an energy storage device combining photovoltaic, wind power and underground heat storage is required to be sought, so that the underground heat can be guaranteed to be used for heating stably for the user.
Disclosure of Invention
Aiming at the problems, the utility model aims to provide the renewable energy storage device which can collect solar hot water and exchange heat to underground energy storage so as to improve the heating capacity of the water source heat pump unit.
The technical scheme for realizing the utility model is as follows
The renewable energy storage device comprises a photovoltaic generator set, a wind power generator set, an energy storage battery set, a solar water collector, a heat collection total water tank and a water source heat pump set group, wherein the electric energy output ends of the photovoltaic generator set and the wind power generator set are respectively electrically connected with the energy storage battery set, the energy storage battery set is connected with electric energy management, the electric energy management is electrically connected with electric equipment in the water source heat pump set group, and the electric energy management is also electrically connected with a power grid;
the system also comprises a water diversion tank, a water collection tank, a first underground energy storage field, a second underground energy storage field and a heat exchanger;
the solar water collectors are provided with a plurality of water draining ends which are communicated with the heat collecting total water tank;
the water outlet of the water diversion box is communicated with the water inlet end of the water source heat pump unit group, the water inlet of the water collection box is communicated with the water return end of the water source heat pump unit, the water outlet of the water collection box is communicated with the secondary side inlet of the heat exchanger, the secondary side outlet of the heat exchanger is respectively connected with the water inlet of the water diversion box, the first underground energy storage field and the second underground energy storage field in parallel to form communication, and water discharged from the secondary side outlet of the heat exchanger enters the water diversion box or the first underground energy storage field or the second underground energy storage field;
the inlet end of the water diversion box is also connected with a first water inlet pipeline and a second water inlet pipeline in parallel, the first water inlet pipeline is communicated with the first underground energy storage field, and the second water inlet pipeline is communicated with the second underground energy storage field;
the discharge end of the heat collection water tank is communicated with the primary side inlet of the heat exchanger, and the return end of the heat collection water tank is communicated with the primary side outlet of the heat exchanger; the discharge end of the heat collection water tank is connected in parallel with a first pipeline, and the first pipeline is communicated with the backwater end of the heat collection water tank after passing through the second underground energy storage field;
a water supplementing pipeline and a discharge pipeline are communicated with the heat collecting main water tank, a water supplementing electromagnetic control valve is arranged on the water supplementing pipeline, and a water discharging electromagnetic control valve is arranged on the discharge pipeline;
the second side outlet of the heat exchanger is provided with a first temperature sensor, the first water inlet pipeline is provided with a second temperature sensor, and the second water inlet pipeline is provided with a third temperature sensor.
Further, a first delivery pump is arranged at the discharge end of the heat collection total water tank, a first electromagnetic control valve is arranged at the primary side inlet of the heat exchanger, a second electromagnetic control valve is arranged on the first pipeline, and the first electromagnetic control valve and the second electromagnetic control valve are switched to work; the first pipeline is arranged in the second underground energy storage field in a spiral mode or a bending and roundabout mode through the middle pipeline section in the second underground energy storage field.
Further, a second delivery pump is arranged at the secondary side outlet of the heat exchanger and is connected with a second pipeline, a third pipeline and a fourth pipeline in parallel, the second pipeline is communicated with a second underground energy storage field, the third pipeline is communicated with a first underground energy storage field, and the fourth pipeline is communicated with the inlet end of the water distribution box; and a third electromagnetic control valve is arranged on the second pipeline, a fourth electromagnetic control valve is arranged on the third pipeline, and a fifth electromagnetic control valve is arranged on the fourth pipeline.
Further, a third delivery pump is arranged at the inlet end of the water diversion box, a sixth electromagnetic control valve is arranged on the first water inlet pipeline, and a seventh electromagnetic control valve is arranged on the second water inlet pipeline.
Further, a water outlet of the water collection tank is communicated with a secondary side inlet of the heat exchanger through a fifth pipeline, and an eighth electromagnetic control valve is arranged on the fifth pipeline; and a sixth pipeline and a seventh pipeline are also connected in parallel on the fifth pipeline, the sixth pipeline is communicated with the first underground energy storage field, the seventh pipeline is communicated with the second underground energy storage field, a ninth electromagnetic control valve is arranged on the sixth pipeline, and a tenth electromagnetic control valve is arranged on the seventh pipeline.
According to the technical scheme, electric energy is obtained through photovoltaic and wind power generation for storage, the electric energy is used by the water source heat pump unit, hot water sent by the solar water collector is collected intensively by the heat collecting total water tank, heat exchange can be performed through the heat exchanger, the water source heat pump unit is used under winter working conditions, and the hot water can be sent into an underground energy storage field for storage so as to store heat.
Drawings
FIG. 1 is a schematic diagram of a system of the present utility model;
FIG. 2 is a schematic diagram of an underground energy storage field of the present utility model;
in the drawing, 10, a photovoltaic generator set, 11, a wind generating set, 12, an energy storage battery pack, 13, a solar water collector, 14, a heat collection water tank, 15, a water source heat pump machine group, 16, electric energy management, 17, a power grid, 18, a water distribution tank, 19, a water collection tank, 20, a first underground energy storage field, 21, a second underground energy storage field, 22, a plate heat exchanger, 23, a first water inlet pipeline, 24, a second water inlet pipeline, 25, a first pipeline, 26, a water supplementing pipeline, 27, a discharge pipeline, 28, a water supplementing electromagnetic control valve, 29, a water draining electromagnetic control valve, 30, a first conveying pump, 31, a first electromagnetic control valve, 32 and a second electromagnetic control valve, 33, second transfer pump, 34, second pipe, 35, third pipe, 36, fourth pipe, 37, third solenoid control valve, 38, fourth solenoid control valve, 39, fifth solenoid control valve, 40, first temperature sensor, 41, second temperature sensor, 42, third temperature sensor, 43, third transfer pump, 44, sixth solenoid control valve, 45, seventh solenoid control valve, 46, fifth pipe, 47, eighth solenoid control valve, 48, sixth pipe, 49, seventh pipe, 50, ninth solenoid control valve, 51, tenth solenoid control valve, 52, concrete body, 53, insulating top layer, 54, grading sand.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.
Referring to fig. 1 and 2, a renewable energy storage device includes a photovoltaic generator set 10, a wind power generator set 11, an energy storage battery set 12, a solar water collector 13, a heat collection total water tank 14, and a water source heat pump set group 15, wherein the photovoltaic generator set 10 is configured to receive sunlight irradiation by using a photovoltaic panel, convert light energy received by the photovoltaic panel into electric energy, and the wind power generator set 11 converts wind power into electric energy; the electric energy output ends of the photovoltaic generator set 10 and the wind power generator set 11 are respectively electrically connected with the energy storage battery set 12, the electric energy converted by the photovoltaic generator set 10 and the wind power generator set 11 is stored through the energy storage battery set 12, a plurality of energy storage battery sets 12 are arranged, and when the energy storage battery sets 12 charge and store electric energy to a set value, the energy storage battery sets 12 are switched to the other energy storage battery sets 12 to charge and store electric energy; the energy storage battery pack 12 is connected with an electric energy management 16, the electric energy management 16 is electrically connected with electric equipment in the water source heat pump machine group 15 to provide electric energy for the water source heat pump machine group 15, the electric energy management 16 is electrically connected with a power grid 17, and when the energy storage battery packs all reach set charging and storing electric energy, the electric energy is connected with the power grid through the electric energy management 16. The power grid 17 can also be used for electrically connecting a water source heat pump unit so as to supply power to the water source heat pump unit group 15 by the power grid 17 when the photovoltaic power generation and wind power generation effects are poor; the water source heat pump group 15 includes a plurality of independent water source heat pumps.
The energy storage device further comprises a water diversion tank 18, a water collection tank 19, a first underground energy storage field 20, a second underground energy storage field 21 and a plate heat exchanger 22; the water diversion box 18 is used for intensively collecting and distributing the water source sent to the water source heat pump machine group 15 to the water source heat pump machine groups in the water source heat pump machine group 15; the water collection tank 19 is used for collecting water sources passing through the water source heat pump machine group 15 in a concentrated manner; the first and second underground energy storage fields 20 and 21 are energy storage fields distributed below the ground, and the energy storage fields are insulated by subsurface soil; the first and second underground energy storage fields 20, 21 are arranged at intervals, and no thermal interference is generated between the two energy storage fields.
In the implementation of the application, a plurality of solar water collectors 13 are arranged, and the drainage ends of the plurality of solar water collectors 13 are communicated with a heat collection total water tank 14; the solar water collector 13 makes the water temperature rise through the irradiation of solar energy, and the water heated in the solar water collector 13 enters the heat collection total water tank 14 for concentrated collection.
In the implementation of the application, the water outlet of the water diversion tank 18 is communicated with the water inlet end of the water source heat pump unit group 15, the water inlet of the water collection tank 19 is communicated with the water return end of the water source heat pump unit, the water outlet of the water collection tank 19 is communicated with the secondary side inlet of the heat exchanger 22, the secondary side outlets of the heat exchanger 22 are respectively connected with the water inlet of the water diversion tank 18, the first underground energy storage field 20 and the second underground energy storage field 21 in parallel to form communication, and water discharged from the secondary side outlet of the heat exchanger 22 enters the water diversion tank 18 or the first underground energy storage field 20 or the second underground energy storage field 21; the water in the water diversion tank 18 enters the water source heat pump machine group 15, then flows back into the water collection tank 19, enters the heat exchanger 22 for heat exchange, so that the temperature is raised, and the water after temperature rise can enter the water diversion tank 18, the first underground energy storage field 20 and the second underground energy storage field 21. The height of the water collection tank is higher than that of the heat exchanger, and water in the water collection tank can be drained into the heat exchanger through gravity.
In the implementation of the application, the inlet end of the water diversion box 18 is also connected with a first water inlet pipeline 23 and a second water inlet pipeline 24 in parallel, the first water inlet pipeline 23 is communicated with the first underground energy storage field 20, and the second water inlet pipeline 24 is communicated with the second underground energy storage field 21; the water diversion tank 18 may take water from either the first or second underground energy storage fields 20, 21 through a water intake conduit.
The discharge end of the heat collection water tank 14 is communicated with the primary side inlet of the heat exchanger 22, and the return end of the heat collection water tank 14 is communicated with the primary side outlet of the heat exchanger 22; the discharge end of the heat collection water tank 14 is connected in parallel with a first pipeline 25, and the first pipeline 25 is communicated with the backwater end of the heat collection water tank 14 after passing through the second underground energy storage field 21; the hot water in the heat collecting total water tank 14 flows through the second underground energy storage field 21 through the first pipe 25, and the temperature in the second underground energy storage field is raised. The temperature of the first underground energy storage field is lower than that of the second underground energy storage field, so that the water intake temperatures of the first water intake pipeline 23 and the second water intake pipeline 24 are different, for example, low-temperature water can be extracted from the first underground energy storage field 20 in summer, and high-temperature water can be extracted from the second underground energy storage field 21 in winter.
In the embodiment of the present application, the heat collecting water tank 14 is connected to a water replenishing pipe 26 and a drain pipe 27, the water replenishing electromagnetic control valve 28 is installed on the water replenishing pipe 26, and the drain electromagnetic control valve 29 is installed on the drain pipe 27. The water in the heat collecting main water tank 14 can be supplemented with water for temperature adjustment through the water supplementing pipeline 26, and the water in the heat collecting main water tank 14 can be discharged for other heat energy users through the discharge pipeline 27.
In the implementation of the application, a first delivery pump 30 is arranged at the discharge end of the heat collection water tank 14, a first electromagnetic control valve 31 is arranged at the primary side inlet of the heat exchanger 22, a second electromagnetic control valve 32 is arranged on the first pipeline 25, and the first electromagnetic control valve 31 and the second electromagnetic control valve 32 are switched to work; in order to equalize the temperature heat exchange in the second underground energy storage field 21, the first pipe 25 is arranged in the second underground energy storage field 21 in a spiral or curved circuitous manner through a middle pipe section in the second underground energy storage field 21. When the high-temperature water in the heat collection water main does not need to enter the heat exchanger 22, the first electromagnetic control valve 31 is closed, the second electromagnetic control valve 32 is opened, the high-temperature water enters the second underground energy storage field 21 for heat exchange, and the water temperature in the second underground energy storage field is raised.
In the implementation of the application, a second delivery pump 33 is installed at the secondary side outlet of the heat exchanger 22 and is connected with a second pipeline 34, a third pipeline 35 and a fourth pipeline 36 in parallel, the second pipeline 34 is communicated with the second underground energy storage field 21, the third pipeline 35 is communicated with the first underground energy storage field 20, and the fourth pipeline 36 is communicated with the inlet end of the water diversion box 18; a third solenoid control valve 37 is mounted on the second pipe 34, a fourth solenoid control valve 38 is mounted on the third pipe 35, a fifth solenoid control valve 39 is mounted on the fourth pipe 36, and a first temperature sensor 40 is mounted at the secondary side outlet of the heat exchanger 22. A second temperature sensor 41 is mounted on the first water intake pipe 23, and a third temperature sensor 42 is mounted on the second water intake pipe 24. The first temperature sensor 40 detects the temperature of water discharged from the secondary side outlet of the heat exchanger 22 into the water distribution tank 18, the second temperature sensor 41 detects the temperature of water discharged from the first water intake pipe 23 into the water distribution tank 18, and the third temperature sensor 42 detects the temperature of water discharged from the second water intake pipe 24 into the water distribution tank 18. The water in the heat exchanger 22 can enter the water diversion tank 18, the first underground energy storage field 20 and the second underground energy storage field 21 through the switching of the third electromagnetic control valve 37, the fourth electromagnetic control valve 38 and the fifth electromagnetic control valve 39, if the water diversion tank 18 fetches water from the first underground energy storage field 20 and the temperature meets the requirement, the water in the heat exchanger 22 can be sent to the second underground energy storage field 21 for energy storage, and also when the water fetched from the second underground energy storage field 21 meets the use condition, the water in the heat exchanger 22 can enter the first underground energy storage field 20 for energy storage.
In the embodiment of the present application, the third delivery pump 43 is installed at the inlet end of the water diversion tank 18, the sixth electromagnetic control valve 44 is installed on the first water inlet pipe 23, and the seventh electromagnetic control valve 45 is installed on the second water inlet pipe 24. The sixth electromagnetic control valve 44 and the seventh electromagnetic control valve 45 switch the water diversion tank 18 to take water from the first or second underground energy storage field 20 or 21.
In the implementation of the application, the water outlet of the water collection tank 19 is communicated with the secondary side inlet of the heat exchanger 22 through a fifth pipeline 46, and an eighth electromagnetic control valve 47 is arranged on the fifth pipeline 46; the fifth pipeline 46 is also connected with a sixth pipeline 48 and a seventh pipeline 49 in parallel, the sixth pipeline 48 is communicated with the first underground energy storage field 20, the seventh pipeline 49 is communicated with the second underground energy storage field 21, a ninth electromagnetic control valve 50 is arranged on the sixth pipeline 48, and a tenth electromagnetic control valve 51 is arranged on the seventh pipeline 49. The water discharged from the water collection tank 19 may enter the heat exchanger 22 through the fifth pipe 46, may enter the first underground energy storage field 20 through the sixth pipe 48, may enter the second underground energy storage field 21 through the seventh pipe 49, and may switch the flow direction of the water in the water collection tank 19 through the eighth electromagnetic control valve 47, the ninth electromagnetic control valve 50, and the tenth electromagnetic control valve 51.
In this application is implemented, first underground energy storage field 20, the concrete main part 52 that second underground energy storage field 21 all is including being in the below of ground 1 meter forms the energy storage space in concrete main part 52, energy storage space top cover heat preservation top layer 53, the pipeline of follow heat exchanger 22 secondary side discharge water is in the intermediate position in energy storage space, the inlet channel is in the one end in energy storage space, the water exhaust pipeline is in the other end in energy storage space in water header 19, it has the gradation grit 54 that the particle diameter diminishes gradually towards inlet channel department to pack in the energy storage space, in order to carry out osmotic adjustment and filtering action to water.
Finally, it should be noted that: the above embodiments are merely preferred embodiments of the present utility model to illustrate the technical solution of the present utility model, but not to limit the scope of the present utility model; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions; in addition, the technical scheme of the utility model is directly or indirectly applied to other related technical fields, and the technical scheme is included in the scope of the utility model.

Claims (5)

1. The renewable energy storage device comprises a photovoltaic generator set, a wind power generator set, an energy storage battery set, a solar water collector, a heat collection total water tank and a water source heat pump set group, wherein the electric energy output ends of the photovoltaic generator set and the wind power generator set are respectively electrically connected with the energy storage battery set, the energy storage battery set is connected with electric energy management, the electric energy management is electrically connected with electric equipment in the water source heat pump set group, and the electric energy management is also electrically connected with a power grid; it is characterized in that the method comprises the steps of,
the system also comprises a water diversion tank, a water collection tank, a first underground energy storage field, a second underground energy storage field and a heat exchanger;
the solar water collectors are provided with a plurality of water draining ends which are communicated with the heat collecting total water tank;
the water outlet of the water diversion box is communicated with the water inlet end of the water source heat pump unit group, the water inlet of the water collection box is communicated with the water return end of the water source heat pump unit, the water outlet of the water collection box is communicated with the secondary side inlet of the heat exchanger, the secondary side outlet of the heat exchanger is respectively connected with the water inlet of the water diversion box, the first underground energy storage field and the second underground energy storage field in parallel to form communication, and water discharged from the secondary side outlet of the heat exchanger enters the water diversion box or the first underground energy storage field or the second underground energy storage field;
the inlet end of the water diversion box is also connected with a first water inlet pipeline and a second water inlet pipeline in parallel, the first water inlet pipeline is communicated with the first underground energy storage field, and the second water inlet pipeline is communicated with the second underground energy storage field;
the discharge end of the heat collection water tank is communicated with the primary side inlet of the heat exchanger, and the return end of the heat collection water tank is communicated with the primary side outlet of the heat exchanger; the discharge end of the heat collection water tank is connected in parallel with a first pipeline, and the first pipeline is communicated with the backwater end of the heat collection water tank after passing through the second underground energy storage field;
a water supplementing pipeline and a discharge pipeline are communicated with the heat collecting main water tank, a water supplementing electromagnetic control valve is arranged on the water supplementing pipeline, and a water discharging electromagnetic control valve is arranged on the discharge pipeline;
the second side outlet of the heat exchanger is provided with a first temperature sensor, the first water inlet pipeline is provided with a second temperature sensor, and the second water inlet pipeline is provided with a third temperature sensor.
2. The renewable energy storage device according to claim 1, wherein a first delivery pump is arranged at the discharge end of the heat collection water tank, a first electromagnetic control valve is arranged at the primary side inlet of the heat exchanger, a second electromagnetic control valve is arranged on the first pipeline, and the first electromagnetic control valve and the second electromagnetic control valve are switched to work; the first pipeline is arranged in the second underground energy storage field in a spiral mode or a bending and roundabout mode through the middle pipeline section in the second underground energy storage field.
3. The renewable energy storage device according to claim 1, wherein a second delivery pump is installed at the secondary side outlet of the heat exchanger and is connected in parallel with a second pipeline, a third pipeline and a fourth pipeline, the second pipeline is communicated with a second underground energy storage field, the third pipeline is communicated with the first underground energy storage field, and the fourth pipeline is communicated with the inlet end of the water diversion box; and a third electromagnetic control valve is arranged on the second pipeline, a fourth electromagnetic control valve is arranged on the third pipeline, and a fifth electromagnetic control valve is arranged on the fourth pipeline.
4. A renewable energy storage device according to claim 1, wherein a third transfer pump is mounted at the inlet end of the water diversion tank, a sixth electromagnetic control valve is mounted on the first water inlet conduit, and a seventh electromagnetic control valve is mounted on the second water inlet conduit.
5. The renewable energy storage device according to claim 1, wherein the water outlet of the water collection tank is communicated with the secondary side inlet of the heat exchanger through a fifth pipeline, and an eighth electromagnetic control valve is arranged on the fifth pipeline; and a sixth pipeline and a seventh pipeline are also connected in parallel on the fifth pipeline, the sixth pipeline is communicated with the first underground energy storage field, the seventh pipeline is communicated with the second underground energy storage field, a ninth electromagnetic control valve is arranged on the sixth pipeline, and a tenth electromagnetic control valve is arranged on the seventh pipeline.
CN202223425033.XU 2022-12-20 2022-12-20 Renewable energy storage device Active CN219141590U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223425033.XU CN219141590U (en) 2022-12-20 2022-12-20 Renewable energy storage device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223425033.XU CN219141590U (en) 2022-12-20 2022-12-20 Renewable energy storage device

Publications (1)

Publication Number Publication Date
CN219141590U true CN219141590U (en) 2023-06-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223425033.XU Active CN219141590U (en) 2022-12-20 2022-12-20 Renewable energy storage device

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CN (1) CN219141590U (en)

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