CN219415262U - Device for generating electricity by utilizing solar heat storage - Google Patents
Device for generating electricity by utilizing solar heat storage Download PDFInfo
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- CN219415262U CN219415262U CN202223397790.0U CN202223397790U CN219415262U CN 219415262 U CN219415262 U CN 219415262U CN 202223397790 U CN202223397790 U CN 202223397790U CN 219415262 U CN219415262 U CN 219415262U
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Abstract
The utility model relates to the technical field of photoelectric energy storage, in particular to a device for generating electricity by utilizing solar heat storage. The utility model comprises a solar water heater, a heat storage tank, a heat exchanger, a waste heat generator set and a cooling tower which are sequentially connected, wherein the heat exchange pipe is divided into a lower horizontal pipe and an upper S-shaped pipe, the horizontal pipe is connected with a hot water port of the heat storage tank, and the S-shaped pipe is tightly attached to the surface of a refrigerant pipe; and the heat transfer oil loaded in the solar water heater is subjected to heat exchange in the heat transfer oil by the heat exchanger added with the refrigerant, so that the waste heat generator set is driven to generate power. According to the utility model, the contact area and the contact time of the heat transfer oil and the refrigerant pipe are increased through the S-shaped pipe, so that the heat transfer efficiency is improved; meanwhile, the number of the heat exchangers is improved, a heat storage tank and a plurality of heat exchangers are connected in parallel, the load acting efficiency is improved in a one-to-many mode, and the method can be widely applied to the field of photoelectric energy storage.
Description
Technical Field
The utility model relates to the technical field of photoelectric energy storage, in particular to a device for generating electricity by utilizing solar heat storage.
Background
The heat accumulation and energy storage are realized by adopting a two-stage heat accumulation process, wherein the first stage is to collect solar energy into a heat accumulation tank, and the second stage is to release high-temperature heat for load work. However, in the second-stage heat storage process, the problem of low load acting efficiency exists because of low conversion efficiency of the heat exchanger.
Disclosure of Invention
The utility model aims to solve the technical problems that: the device for generating electricity by utilizing the solar heat storage is provided, the heat exchange efficiency is improved by utilizing the improved heat exchange tube, the number of heat exchangers is improved, and the load acting efficiency is improved in a one-to-many mode.
The technical scheme of the utility model is as follows:
the device for generating power by utilizing the solar heat storage comprises a solar water heater, a heat storage tank, a heat exchanger, a waste heat generator set and a cooling tower which are sequentially connected, wherein one end of the solar water heater is connected with the heat storage tank, and the other end of the solar water heater is connected with the cooling tower;
the heat exchanger adopts a sleeving structure with a refrigerant pipe in the middle and heat exchange pipes around, and the refrigerant pipe is connected with the cooling tower; the heat exchange tube is divided into a lower horizontal tube and an upper S-shaped tube, the horizontal tube is connected with a hot water port of the heat storage tank, and the S-shaped tube is tightly attached to the surface of the refrigerant tube; and the heat transfer oil loaded in the solar water heater is subjected to heat exchange in the heat transfer oil by the heat exchanger added with the refrigerant, so that the waste heat generator set is driven to generate power.
Preferably, the solar water heater is provided with at least one group, the outlet of each group of solar water heater is connected to the middle part of the heat storage tank, and a liquid level sensor is arranged on the inner wall of the heat storage tank; the inlets of each group of solar water heater are connected to the bottom of the cooling tower, and a one-way stop valve is arranged at the bottom of the cooling tower.
Preferably, the hot water port enters the horizontal pipe from the lower part of the heat exchanger, then enters the S-shaped pipe from the left direction and the right direction respectively, and finally is converged at the water outlet.
Preferably, the hot water port is provided with a water separator, and the hot water port is respectively connected with the corresponding heat exchanger through the water separator.
Compared with the prior art, the utility model has the following beneficial effects:
the improved heat exchange tube is utilized to improve the heat exchange efficiency, the contact area and the contact time of heat transfer oil and the refrigerant tube are increased through the S-shaped tube, and the heat transfer efficiency is improved; meanwhile, the number of the heat exchangers is improved, and the load acting efficiency is improved in a one-to-many mode by adopting a mode that one heat storage tank is connected with a plurality of heat exchangers in parallel.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the description of the embodiments or the prior art will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of the present heat exchanger.
In the figure: 1. a solar water heater; 2. a heat storage tank; 3. a heat exchanger; 31. a hot water port; 32. a water outlet; 33. a refrigerant pipe; 4. a waste heat generator set; 5. and (5) a cooling tower.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
Example 1
As shown in fig. 1, the embodiment provides a device for generating electricity by utilizing solar heat storage, which comprises a solar water heater 1, a heat storage tank 2, a heat exchanger 3, a waste heat generator set 4 and a cooling tower 5 which are sequentially connected, wherein one end of the solar water heater 1 is connected with the heat storage tank 2, and the other end of the solar water heater 1 is connected with the cooling tower 5;
the heat exchanger 3 adopts a sleeving structure with a refrigerant pipe 33 in the middle and heat exchange pipes around, and the refrigerant pipe 33 is connected with the cooling tower 5; the heat exchange tube is divided into a lower horizontal tube and an upper S-shaped tube, the horizontal tube is connected with the hot water port 31 of the heat storage tank 2, and the S-shaped tube is tightly attached to the surface of the refrigerant tube 33; the heat transfer oil loaded in the solar water heater 1 is subjected to heat exchange in the heat transfer oil by the heat exchanger 3 added with the refrigerant, so that the waste heat generator set 4 is driven to generate power.
Working principle: firstly, injecting heat transfer oil into the solar water heater 1, heating the heat transfer oil by utilizing a plurality of solar water heaters 1 at the same time, and storing the heated heat transfer oil into the heat storage tank 2 for storage to finish a first-stage heat storage process; when the heat storage tank 2 is started, one heat storage tank 2 is utilized to correspond to the configuration of a plurality of heat exchangers 3, heat transfer oil passes through the horizontal tubes of the heat exchangers 3 and rapidly contacts the lower parts of the refrigerant tubes 33, and then the heat transfer oil is attached to the surfaces of the refrigerant tubes 33 for a long time and more tightly through the S-shaped tubes, so that the heat conversion efficiency of the heat transfer oil is realized; the heat absorbed by the heat exchanger 3 is supplied to the waste heat generator set 4, so that the low-temperature gasification characteristic of the waste heat generator set 4 and the magnetic levitation generator set are driven to generate electricity, and the heat storage by using heat transfer oil is a characteristic of the utility model; after the waste heat generator set 4 finishes acting, the cooled heat transfer oil is stored in the cooling tower 5, and the solar water heater 1 is recycled; and the process is repeated in a circulating way.
Example 2
On the basis of the embodiment 1, the solar water heater 1 is provided with at least one group, the outlet of each group of solar water heater 1 is connected to the middle part of the heat storage tank 2, and a liquid level sensor is arranged on the inner wall of the heat storage tank 2; the inlets of each group of solar water heaters 1 are connected to the bottom of a cooling tower 5, and a one-way stop valve is arranged at the bottom of the cooling tower 5.
Preferably, the hot water port 31 enters the horizontal pipe from the lower part of the heat exchanger 3, then enters the S-shaped pipe from the left and right directions respectively, and finally is gathered together at the water outlet 32. The improved heat exchange tube is utilized to improve the heat exchange efficiency, the contact area and the contact time between the heat transfer oil and the refrigerant tube 33 are increased through the S-shaped tube, and the heat transfer efficiency is improved.
Preferably, a water separator is arranged at the hot water port 31, and the hot water ports 31 are respectively connected with the corresponding heat exchangers 3 through the water separator. Meanwhile, the number of the heat exchangers 3 is improved, and the load acting efficiency is improved in a one-to-many mode by adopting a mode that one heat storage tank 2 is connected with a plurality of heat exchangers 3 in parallel.
Although the present utility model has been described in detail by way of preferred embodiments with reference to the accompanying drawings, the present utility model is not limited thereto. Various equivalent modifications and substitutions may be made in the embodiments of the present utility model by those skilled in the art without departing from the spirit and scope of the present utility model, and it is intended that all such modifications and substitutions be within the scope of the present utility model/be within the scope of the present utility model as defined by the appended claims. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (4)
1. The device for generating power by utilizing the solar heat storage is characterized by comprising a solar water heater (1), a heat storage tank (2), a heat exchanger (3), a waste heat generator set (4) and a cooling tower (5) which are sequentially connected, wherein one end of the solar water heater (1) is connected with the heat storage tank (2), and the other end of the solar water heater (1) is connected with the cooling tower (5);
the heat exchanger (3) adopts a sleeving structure with a refrigerant pipe (33) in the middle and heat exchange pipes around, and the refrigerant pipe (33) is connected with the cooling tower (5); the heat exchange tube is divided into a horizontal tube at the lower part and an S-shaped tube at the upper part, the horizontal tube is connected with a hot water port (31) of the heat storage tank (2), and the S-shaped tube is tightly attached to the surface of the refrigerant tube (33); the heat transfer oil loaded in the solar water heater (1) is subjected to heat exchange in the heat transfer oil by the heat exchanger (3) added with the refrigerant, so that the waste heat generator set (4) is driven to generate electricity.
2. The device for generating electricity by utilizing solar heat storage according to claim 1, wherein the solar water heater (1) is provided with at least one group, the outlet of each group of solar water heater (1) is connected to the middle part of the heat storage tank (2), and a liquid level sensor is arranged on the inner wall of the heat storage tank (2); the inlets of each group of solar water heater (1) are connected to the bottom of the cooling tower (5), and a one-way stop valve is arranged at the bottom of the cooling tower (5).
3. The device for generating electricity by utilizing solar heat storage according to claim 1, wherein the hot water port (31) enters the horizontal pipe from the lower part of the heat exchanger (3) and then enters the S-shaped pipe from the left and right directions respectively, and finally is gathered together at the water outlet (32).
4. The device for generating electricity by utilizing solar heat storage according to claim 1, wherein a water separator is arranged at the hot water port (31), and the hot water ports (31) are respectively connected with the corresponding heat exchangers (3) through the water separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223397790.0U CN219415262U (en) | 2022-12-19 | 2022-12-19 | Device for generating electricity by utilizing solar heat storage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223397790.0U CN219415262U (en) | 2022-12-19 | 2022-12-19 | Device for generating electricity by utilizing solar heat storage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219415262U true CN219415262U (en) | 2023-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223397790.0U Active CN219415262U (en) | 2022-12-19 | 2022-12-19 | Device for generating electricity by utilizing solar heat storage |
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| Country | Link |
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| CN (1) | CN219415262U (en) |
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- 2022-12-19 CN CN202223397790.0U patent/CN219415262U/en active Active
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