CN218915961U - Heat recovery system and photovoltaic workshop - Google Patents
Heat recovery system and photovoltaic workshop Download PDFInfo
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- CN218915961U CN218915961U CN202320169997.8U CN202320169997U CN218915961U CN 218915961 U CN218915961 U CN 218915961U CN 202320169997 U CN202320169997 U CN 202320169997U CN 218915961 U CN218915961 U CN 218915961U
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Abstract
The utility model relates to the technical field of heat recovery, and provides a heat recovery system and a photovoltaic workshop, wherein the heat recovery system comprises a fresh air preheating device and a water supply preheating device; the fresh air preheating device comprises a preheating section and an air outlet section, wherein the preheating section preheats fresh air by utilizing heat generated by the single crystal furnace, and the air outlet section sends the preheated fresh air into a photovoltaic workshop; the water supply preheating device utilizes heat generated by the single crystal furnace to preheat a water supply system of the photovoltaic workshop. The heat recovery system comprises a fresh air preheating device and a water supply preheating device, wherein the fresh air preheating device preheats fresh air by utilizing heat generated by the single crystal furnace in the manufacturing process of the photovoltaic panel, and sends the preheated fresh air into a photovoltaic workshop, so that the temperature in the workshop can be increased; meanwhile, the water supply preheating device preheats a water supply system in a workshop by utilizing heat generated by the single crystal furnace, so that the heat generated by the single crystal furnace can be recycled by preheating fresh air and water supply.
Description
Technical Field
The utility model relates to the technical field of heat recovery, in particular to a heat recovery system and a photovoltaic workshop.
Background
With the increasingly severe dual factors of energy and environment, traditional energy is increasingly exhausted, and the adoption of new energy to replace traditional energy has become a great trend of energy utilization; the solar energy recovery by using the photovoltaic panel is the most common new energy acquisition mode at the present stage.
In a photovoltaic workshop and in the process of manufacturing a photovoltaic panel, a single crystal furnace can generate a large amount of heat, and cold energy is generally adopted to neutralize the heat at present; the heat treatment mode not only can cause a great deal of energy waste, but also can greatly reduce the energy utilization rate.
Therefore, how to recycle the heat generated in the process of manufacturing the photovoltaic panel and improve the energy utilization rate is a difficult problem to be solved in the field at present.
Disclosure of Invention
The utility model provides a heat recovery system which can recover heat generated in the manufacturing process of a photovoltaic panel, improves the energy utilization rate and solves the problem in the field at the present stage. The utility model also provides a photovoltaic workshop, which comprises the heat recovery system, so that heat generated in the manufacturing process of the photovoltaic panel can be recovered, the energy utilization rate is improved, and the problem in the field at the present stage is solved.
The first aspect of the utility model provides a heat recovery system, which comprises a fresh air preheating device and a water supply preheating device;
the fresh air preheating device comprises a preheating section and an air outlet section, wherein the preheating section preheats fresh air by utilizing heat generated by the single crystal furnace, and the air outlet section sends the preheated fresh air into a photovoltaic workshop;
the water supply preheating device utilizes heat generated by the single crystal furnace to preheat a water supply system of the photovoltaic workshop.
According to the heat recovery system provided by the utility model, the fresh air preheating device further comprises a filtering section;
the filtering section is used for filtering the fresh air entering the preheating section.
According to the heat recovery system provided by the utility model, the outlet of the preheating section is connected with the inlet of the single crystal furnace through the first outlet pipe;
a first regulating valve is arranged on the first outlet pipe, and first valves are respectively arranged at two ends of the first regulating valve;
a first bypass pipe is arranged between the outlet of the preheating section and the inlet of the single crystal furnace, and a first bypass valve is arranged on the first bypass pipe.
According to the heat recovery system provided by the utility model, the inlet of the preheating section is connected with the outlet of the single crystal furnace through the first inlet pipe;
the first inlet pipe is provided with a first Y-shaped filter.
According to the heat recovery system provided by the utility model, the outlet of the water supply preheating device is connected with the inlet of the single crystal furnace through the second outlet pipe;
a second regulating valve is arranged on the second outlet pipe, and two ends of the second regulating valve are respectively provided with a second valve;
a second bypass pipe is arranged between the outlet of the water supply preheating device and the inlet of the single crystal furnace, and a second bypass valve is arranged on the second bypass pipe.
According to the heat recovery system provided by the utility model, the inlet of the water supply preheating device is connected with the outlet of the single crystal furnace through the second inlet pipe;
and a second Y-shaped filter is arranged on the second inlet pipe.
According to the heat recovery system provided by the utility model, the preheating section is a surface cooler.
According to the heat recovery system provided by the utility model, the outlet of the surface cooler is provided with a temperature sensor.
According to the heat recovery system provided by the utility model, the water supply preheating device is a shell-and-tube heat exchanger or a plate heat exchanger.
A second aspect of the utility model provides a photovoltaic plant comprising a heat recovery system as described in any one of the above.
The utility model provides a heat recovery system, which comprises a fresh air preheating device and a water supply preheating device; the fresh air preheating device comprises a preheating section and an air outlet section, wherein the preheating section preheats fresh air by utilizing heat generated by the single crystal furnace, and the air outlet section sends the preheated fresh air into a photovoltaic workshop; the water supply preheating device utilizes heat generated by the single crystal furnace to preheat a water supply system of the photovoltaic workshop. The heat recovery system comprises a fresh air preheating device and a water supply preheating device, wherein the fresh air preheating device preheats fresh air by utilizing heat generated by the single crystal furnace in the manufacturing process of the photovoltaic panel, and sends the preheated fresh air into a photovoltaic workshop, so that the temperature in the workshop can be increased; meanwhile, the water supply preheating device preheats a water supply system in a workshop by utilizing heat generated by the single crystal furnace, so that the heat generated by the single crystal furnace can be recycled in a mode of preheating fresh air and water supply so as to improve the energy utilization rate. Therefore, the heat recovery system provided by the utility model can recover heat generated in the manufacturing process of the photovoltaic panel, improves the energy utilization rate and solves the problem in the field at the present stage.
Drawings
In order to more clearly illustrate the utility model or the technical solutions of the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a heat recovery system in an embodiment of the utility model.
Reference numerals:
1. a water supply preheating device; 2. fresh air preheating device; 3. a single crystal furnace; 4. a water supply system; 5. a first outlet tube; 6. a first inlet pipe; 7. a first regulating valve; 8. a second regulating valve; 9. a second outlet tube; 10. a second inlet pipe; 11. a first bypass valve; 12. a second bypass valve; 13. a first Y-filter; 14. a second Y-filter; 15. a first bypass pipe; 16. a second bypass pipe;
21. a preheating section; 22. an air outlet section; 23. a filtering section; 24. a fresh air inlet; 25. and a fresh air outlet.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are 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 utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the embodiments of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.
In embodiments of the utility model, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The heat recovery system in this embodiment is described below with reference to fig. 1; it should be understood that the following are merely illustrative embodiments of the present utility model, and are not intended to limit the present utility model in any way.
The heat recovery system provided by the specific embodiment mainly comprises a fresh air preheating device 2 and a water supply preheating device 1; the fresh air preheating device 2 may include a preheating section 21 and an air outlet section 22, when in actual work, the preheating section 21 preheats fresh air by using heat generated by the single crystal furnace 3, the air outlet section 22 sends the preheated fresh air into a photovoltaic workshop, for example, the air outlet section 22 can provide power for fresh air by using a fan to send the preheated fresh air into the workshop, and then can be used as warm air of the photovoltaic workshop in winter; the water supply preheating device 1 utilizes the heat generated by the single crystal furnace 3 to preheat the water supply system 4 of the photovoltaic workshop, and the water supply preheating device 1 can provide a preheating energy source for the water supply system 4 of the photovoltaic workshop all the year round.
The heat recovery system comprises a fresh air preheating device 2 and a water supply preheating device 1, wherein the fresh air preheating device 2 preheats fresh air by utilizing heat generated by a single crystal furnace 3 in the manufacturing process of a photovoltaic plate, and sends the preheated fresh air into a photovoltaic workshop, so that the temperature in the workshop can be increased; meanwhile, the water supply preheating device 1 preheats the water supply system 4 in the workshop by utilizing the heat generated by the single crystal furnace 3, so that the heat generated by the single crystal furnace 3 can be recycled in a mode of preheating fresh air and water supply so as to improve the energy utilization rate. Therefore, the heat recovery system provided by the utility model can recover heat generated in the manufacturing process of the photovoltaic panel, improves the energy utilization rate and solves the problem in the field at the present stage.
In winter, the heat of the single crystal furnace 3 can be used preferentially to supply energy to the fresh air preheating device 2, so that the heating requirement in a photovoltaic workshop is met; in summer, the heat of the single crystal furnace 3 can be fully supplied to the water supply system 4.
The heat recovery system provided in this embodiment may further include a filtering section 23 in the fresh air preheating device 2; the filtering section 23 is used for filtering the fresh air entering the preheating section 21; in actual design, proper filtering equipment can be selected according to the needs. For example, in the case of high fresh air filtration grade, a filtration device of g4+f8 may be selected; under the condition that the fresh air filtering grade is not high, the filtering equipment of G4 is selected.
Referring to fig. 1, a fresh air inlet 24 is provided on a filtering section 23 of the fresh air preheating device 2, and a fresh air outlet 25 is provided on an air outlet section 22.
Referring to fig. 1, in the heat recovery system provided in this embodiment, an outlet of the preheating section 21 is connected to an inlet of the single crystal furnace 3 through a first outlet pipe 5; and the first outlet pipe 5 can be provided with a first regulating valve 7; the two ends of the first regulating valve 7 are respectively provided with a first valve, namely the two ends of the first regulating valve 7 are respectively provided with a first valve; further, a first bypass pipe 15 is arranged between the outlet of the preheating section 21 and the inlet of the single crystal furnace 3, and a first bypass valve 11 can be arranged on the first bypass pipe 15.
In actual operation, the first bypass valve 11 is in a closed state, the two first valves are in an open state, and the flow rate on the first outlet pipe 5 can be regulated by the first regulating valve 7; for example, the fresh air preheating device 2 can be preferentially ensured to work in winter, and the heat source can be fully used for the water supply preheating device 1 in summer, so that the heat source is reasonably controlled; the first bypass pipe 15 can play a standby role when the first regulating valve 7 needs to be maintained or replaced; at this time, it is necessary to close the two first valves and open the first bypass valve 11 so that heat flows through the first bypass pipe 15; the arrangement can realize the replacement of the first regulating valve 7 on the premise of not influencing the normal operation of the fresh air preheating device 2, and the continuity of the operation of the whole system is ensured.
Similarly, the outlet of the water supply preheating device 1 is connected with the inlet of the single crystal furnace 3 through a second outlet pipe 9; and a second regulating valve 8 can be arranged on the second outlet pipe 9; the two ends of the second regulating valve 8 are respectively provided with a second valve, namely, the two ends of the second regulating valve 8 are respectively provided with a second valve; a second bypass pipe 16 is arranged between the outlet of the water supply preheating device 1 and the inlet of the single crystal furnace 3, and a second bypass valve 12 can be arranged on the second bypass pipe 16.
In actual operation, the second bypass valve 12 is in a closed state, the two second valves are in an open state, and the flow rate on the second outlet pipe 9 can be regulated by the second regulating valve 8; for example, the fresh air preheating device 2 can be preferentially ensured to work in winter, and the heat source can be fully used for the water supply preheating device 1 in summer so as to control the heat source; the second bypass pipe 16 can play a standby role when the second regulating valve 8 needs to be maintained or replaced; at this time, it is necessary to close the two second valves and open the second bypass valve 12 to allow heat to flow through the second bypass pipe 16; the arrangement can realize the replacement of the second regulating valve 8 on the premise of not influencing the normal operation of the water supply preheating device 1, and ensures the continuity of the operation of the whole system.
In actual design, the first regulating valve 7 and the second regulating valve 8 can be designed into electric valves, and the first bypass valve 11 and the second bypass valve 12 are set into manual valves, so that the actual use requirements can be met more conveniently.
In the heat recovery system provided by the embodiment, the inlet of the preheating section 21 is connected with the outlet of the single crystal furnace 3 through the first inlet pipe 6; and the first inlet pipe 6 may be provided with a first Y-filter 13; the Y-filter is a small device for removing a small amount of solid particles in the fluid, and the first Y-filter 13 is arranged to filter impurities in the heat source, so that damage to the single crystal furnace 3 is avoided, and normal operation of the heat recovery system is ensured.
Further, the inlet of the water supply preheating device 1 is connected with the outlet of the single crystal furnace 3 through a second inlet pipe 10; and a second Y-filter 14 may be provided on the second inlet pipe 10; similarly, the second Y-shaped filter 14 is arranged to filter impurities in the heat source, so that damage to the single crystal furnace 3 is avoided, and normal operation of the heat recovery system is ensured.
In the heat recovery system provided by the embodiment, the preheating section 21 of the fresh air preheating device 2 can be a surface cooler, so that fresh air in a workshop can be preheated in winter; further, in order to better meet the use requirement of workshops on warm air, a temperature sensor can be arranged at the outlet of the surface air cooler, so that the temperature of the preheated fresh air is measured in time; if the preheated fresh air can reach the temperature required by the hot air in the workshop, the preheated fresh air can be directly sent into the workshop; if the preheated fresh air can not meet the heating requirement in the workshop, other reheating equipment is needed to be additionally arranged.
In the heat recovery system provided in this embodiment, in actual design, the water supply preheating device 1 may be a shell-and-tube heat exchanger, or may be a plate heat exchanger; specifically, the method can be selected according to actual needs.
The heat recovery system has compact structural design and strong practicability, can realize the recovery and reutilization of energy sources, has the effect of saving cost and has the effect of environmental protection; and in actual use, the flow of the heat source can be regulated through the valve, so that the supply flow direction of the heat is controlled.
The present embodiment also provides a photovoltaic plant including the heat recovery system, so that the photovoltaic plant is also within the scope of the present utility model.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; 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 technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. The heat recovery system is characterized by comprising a fresh air preheating device (2) and a water supply preheating device (1);
the fresh air preheating device (2) comprises a preheating section (21) and an air outlet section (22), the preheating section (21) preheats fresh air by utilizing heat generated by the single crystal furnace (3), and the air outlet section (22) sends the preheated fresh air into a photovoltaic workshop;
the water supply preheating device (1) utilizes heat generated by the single crystal furnace (3) to preheat a water supply system (4) of the photovoltaic workshop.
2. The heat recovery system according to claim 1, characterized in that the fresh air preheating device (2) further comprises a filter section (23);
the filtering section (23) is used for filtering the fresh air entering the preheating section (21).
3. Heat recovery system according to claim 1, characterized in that the outlet of the preheating section (21) is connected to the inlet of the single crystal furnace (3) via a first outlet pipe (5);
a first regulating valve (7) is arranged on the first outlet pipe (5), and first valves are respectively arranged at two ends of the first regulating valve (7);
a first bypass pipe (15) is arranged between the outlet of the preheating section (21) and the inlet of the single crystal furnace (3), and a first bypass valve (11) is arranged on the first bypass pipe (15).
4. A heat recovery system according to claim 1 or 3, characterized in that the inlet of the preheating section (21) is connected to the outlet of the single crystal furnace (3) by a first inlet pipe (6);
the first inlet pipe (6) is provided with a first Y-shaped filter (13).
5. Heat recovery system according to claim 1, characterized in that the outlet of the water supply preheating device (1) is connected to the inlet of the single crystal furnace (3) by means of a second outlet pipe (9);
a second regulating valve (8) is arranged on the second outlet pipe (9), and second valves are respectively arranged at two ends of the second regulating valve (8);
a second bypass pipe (16) is arranged between the outlet of the water supply preheating device (1) and the inlet of the single crystal furnace (3), and a second bypass valve (12) is arranged on the second bypass pipe (16).
6. Heat recovery system according to claim 1 or 5, characterized in that the inlet of the water supply preheating device (1) is connected to the outlet of the single crystal furnace (3) by means of a second inlet pipe (10);
the second inlet pipe (10) is provided with a second Y-shaped filter (14).
7. Heat recovery system according to claim 1, characterized in that the preheating section (21) is a surface cooler.
8. The heat recovery system of claim 7, wherein the outlet of the surface cooler is provided with a temperature sensor.
9. Heat recovery system according to claim 1, characterized in that the water supply preheating device (1) is a shell and tube heat exchanger or a plate heat exchanger.
10. A photovoltaic plant comprising a heat recovery system according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320169997.8U CN218915961U (en) | 2023-02-09 | 2023-02-09 | Heat recovery system and photovoltaic workshop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320169997.8U CN218915961U (en) | 2023-02-09 | 2023-02-09 | Heat recovery system and photovoltaic workshop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218915961U true CN218915961U (en) | 2023-04-25 |
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ID=86039289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320169997.8U Active CN218915961U (en) | 2023-02-09 | 2023-02-09 | Heat recovery system and photovoltaic workshop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218915961U (en) |
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2023
- 2023-02-09 CN CN202320169997.8U patent/CN218915961U/en active Active
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