CN219812739U - Heat recovery cold and heat source control device for edible fungus cultivation workshop - Google Patents
Heat recovery cold and heat source control device for edible fungus cultivation workshop Download PDFInfo
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- CN219812739U CN219812739U CN202321084459.5U CN202321084459U CN219812739U CN 219812739 U CN219812739 U CN 219812739U CN 202321084459 U CN202321084459 U CN 202321084459U CN 219812739 U CN219812739 U CN 219812739U
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- 241000233866 Fungi Species 0.000 title claims abstract description 25
- 238000011084 recovery Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 156
- 238000001816 cooling Methods 0.000 claims abstract description 37
- 239000000498 cooling water Substances 0.000 claims abstract description 33
- 235000001674 Agaricus brunnescens Nutrition 0.000 claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims description 16
- 238000007710 freezing Methods 0.000 claims description 9
- 230000008014 freezing Effects 0.000 claims description 8
- 238000005057 refrigeration Methods 0.000 abstract description 8
- 238000004378 air conditioning Methods 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 4
- 102000004190 Enzymes Human genes 0.000 description 4
- 108090000790 Enzymes Proteins 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 230000002528 anti-freeze Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003851 biochemical process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Abstract
The utility model discloses a heat recovery cold and heat source control device for an edible fungus cultivation workshop, which relates to the field of edible fungus cultivation and comprises a chilled water unit, a cooling water unit and a cooling water sub-cooling unit, wherein the chilled water unit comprises a screw water chilling unit, a cold water mixing tank, a primary refrigeration circulating pump and a secondary refrigeration circulating pump which are connected through pipelines, and the secondary refrigeration circulating pump outputs low temperature water to a workshop air treatment unit; the cooling water unit comprises an electric hot water boiler, a boiler circulating pump, a hot water mixing tank, a cooling circulating pump and a heat supply circulating pump which are connected through pipelines, wherein the hot water input of the hot water mixing tank is connected with a heat source of the screw type water chilling unit through the cooling circulating pump, and the cooling water unit conveys normal-temperature hot water to an air treatment unit of a mushroom room workshop through the heat supply circulating pump. Cold water and hot water with required temperatures are provided for workshop end equipment (a combined air conditioning box, a fan coil and the like) of the edible fungi, so that the economic benefits of energy conservation and emission reduction can be achieved.
Description
Technical Field
The utility model relates to the field of edible fungus cultivation.
Background
During the growth process of edible fungi, nutrient substances are required to be decomposed, absorbed and utilized, which is a complex biochemical process, and various enzymes are required to participate, and the enzyme serving as a catalyst is a special protein, and the activity of the enzyme is limited by various environmental factors, especially the influence of temperature, and the activity of the enzyme is reduced due to overhigh and overlow conditions. Therefore, in cultivation, the temperature is extremely important to each growth stage of the edible fungi. The temperature is regulated and controlled by a vapor compression type refrigerating unit in a general edible fungus cultivation workshop, cold water is supplied to a screw water chiller, hot water is supplied by a heating boiler in a matched mode, and the cold water and the hot water with required temperature are output to equipment at the tail end of a fungus room such as a combined air conditioning box, a fan coil and the like, so that the temperature of fungus production is ensured.
However, the existing vapor compression type refrigerating unit has complex structure, large overall occupied area and higher energy consumption, and does not meet the requirements of energy conservation and environmental protection.
Disclosure of Invention
The utility model aims at: in order to solve the technical problems, the utility model provides the heat recovery cold and heat source control device for the edible fungus cultivation workshop, which is arranged in the power energy center of the edible fungus workshop, provides cold water and hot water with required temperatures for workshop end equipment (a combined air conditioning box, a fan coil and the like) of edible fungi, and can achieve the economic benefits of energy conservation and emission reduction.
The utility model adopts the following technical scheme for realizing the purposes:
the heat recovery cold and heat source control device for the edible fungus cultivation workshop comprises a chilled water unit, a cooling water unit and a cooling water sub-cooling unit, wherein the chilled water unit comprises a screw water chilling unit, a cold water mixing tank, a primary freezing circulating pump and a secondary refrigerating circulating pump which are connected through pipelines, and the secondary refrigerating circulating pump outputs low-temperature water to a workshop air treatment unit; the cooling water unit comprises an electric hot water boiler, a boiler circulating pump, a hot water mixing tank, a cooling circulating pump and a heat supply circulating pump which are connected through pipelines, wherein the hot water input of the hot water mixing tank is connected with a heat source of the screw type water chilling unit through the cooling circulating pump, and the cooling water unit conveys normal-temperature hot water to an air treatment unit of a mushroom room workshop through the heat supply circulating pump.
Further, the cooling water sub-cooling unit comprises a plate heat exchanger, a cooling tower and a cooling tower circulating pump which are connected through pipelines, wherein the plate heat exchanger and the cooling tower circulating pump are connected with the hot water mixing tank through pipelines.
Furthermore, the cooling water sub-cooling unit further comprises a hot water tank constant pressure device and a hot water tank circulating heating boiler which are connected with the cooling circulating pump through pipelines, and the output end of the hot water tank circulating heating boiler is connected with the mushroom house workshop air treatment unit through pipelines.
Further, the device also comprises a steam unit, wherein the steam unit comprises water treatment equipment, a softening water tank and a steam generator, and the output end of the steam generator is led into a mushroom house workshop through a pipeline.
Furthermore, an antifreezing solution filling pump and an antifreezing solution filling water tank are arranged on the output pipeline of the screw water chilling unit.
Furthermore, a bypass pipeline is arranged on the output pipeline of the electric water boiler, and a machine room radiator is arranged on the bypass pipeline.
The beneficial effects of the utility model are as follows:
1. the utility model discloses a heat recovery cold and heat source control device for an edible fungus cultivation workshop, which is characterized in that heat generated during refrigeration of a screw type water chilling unit is recovered and conveyed by a hot water tank, hot water at normal temperature is provided for being conveyed by an air treatment unit of a mushroom room and is conveyed to a heating coil pipe of the air treatment unit for being used by a tail end heating coil pipe, and if the cooling water temperature of the screw type water chilling unit is not high enough or the heat consumption is large, a hot water tank circulating heating boiler can be started for heat compensation and then output for use; in winter, when the temperature of the mushroom house is increased and the screw type water chilling unit needs to be started, the screw type water chilling unit is difficult to start under normal conditions, because the cooling water temperature of the screw type water chilling unit is higher than 18 ℃ (the characteristics of the screw type water chilling unit are determined), the hot water tank and the hot water tank circulating heating boiler can supply hot water for the mushroom house, and meanwhile, the screw type water chilling unit can be started normally. The system not only can recycle the heat returned by the screw type water chilling unit during refrigeration, but also can ensure the normal operation of the unit, save energy and ensure stability;
2. when the screw type water chilling unit in summer refrigerates and the cooling water at normal temperature is not consumed or not used by the tail end hot coil pipe, the water (theoretical 28 ℃ -30 ℃) of the low-temperature part in the hot water tank can be infinitely close to the cooling water outlet (theoretical 35 ℃) of the screw type water chilling unit, at the moment, the screw type water chilling unit cannot dissipate heat and can be stopped for protection and cannot refrigerate due to the fact that the cooling water temperature entering the screw type water chilling unit is higher and higher, and in order to ensure that the screw type water chilling unit has a stable working state, the water in the hot water tank needs to be reduced to be below 30 ℃ through the plate type heat exchanger and the cooling tower for cooling and heat dissipation of the screw type water chilling unit.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Reference numerals: 1. screw type water chilling unit; 2. a cooling tower; 3. a cooling tower circulation pump; 4. a plate heat exchanger; 5. a cooling circulation pump; 6. a hot water mixing tank; 7. a heat supply circulation pump; 8. a freezing primary circulation pump; 9. a cold water mixing tank; 10. a refrigeration secondary circulation pump; 11. an antifreeze filling pump; 12. filling the water tank with the antifreeze fluid; 13. an electric water boiler; 14. a boiler circulation pump; 15. a water treatment device; 16. softening the water tank; 17. a steam generator.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments 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 some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.
Example 1
As shown in fig. 1, the embodiment provides a heat recovery cold and heat source control device for an edible fungus cultivation workshop, which comprises a screw type water chilling unit 1, a water pump, a cooling tower 2, a cold water mixing tank 9, a hot water mixing tank 6, a steam generator 17 and the like. The system is generally arranged in a power energy center of an edible fungus workshop and provides cold water and hot water with required temperatures for workshop end equipment (a combined air conditioning box, a fan coil and the like) of edible fungi. The cold water is directly output by the water chilling unit according to the required temperature, and the cooling water of the water chilling unit can be recycled and output to the terminal equipment after the temperature is regulated. Can achieve the economic benefits of energy conservation and emission reduction.
The whole system is divided into 4 parts:
the chilled water system (low-temperature water system) comprises a screw type water chilling unit 1 (2 stations) +cold water mixing tanks 9 (1) +a primary freezing circulating pump 8 (1 is prepared by 1) +a secondary refrigerating circulating pump 10 (2 is prepared by 2) +a pipeline system and related sensor valve fittings. The main function of the chilled water system is that low-temperature cold water produced by the screw type water chilling unit 1 for mushroom houses is conveyed to the cooling coil pipe of the air treatment unit for use by the cooling coil pipe.
The cooling water system (28-36 ℃ system) comprises a screw type water chilling unit 1 (2 units and the screw type water chilling unit 1 in the chilled water system are shared equipment), an electric water boiler 13, a boiler circulating pump 14, hot water mixing tanks 6 (1) +plate heat exchangers 4 (2 blocks) +cooling circulating pumps 5 (2 for 2 standby) +heat supply circulating pumps 7 (2 for 2 standby) +hot water tank constant pressure devices+hot water tank circulating heating boilers+pipeline systems and related sensor valve accessories.
The hot water input of the hot water mixing tank 6 is connected with a heat source of the screw type water chilling unit 1 through a cooling circulation pump 5, and the cooling water unit conveys normal-temperature hot water to an air treatment unit of a mushroom house workshop through a heating circulation pump 7.
The cooling water system has 2 main functions: (1) The heat generated during the refrigeration of the screw water chilling unit 1 is recovered and conveyed by a hot water tank, and is conveyed to the heating coil of the air treatment unit for the mushroom room by the air treatment unit for providing hot water at normal temperature, so as to be used by the tail end heating coil. If the cooling water temperature of the screw water chilling unit 1 group is not high enough or the heat consumption is large, the hot water tank circulation heating boiler can be started at the same time to supplement heat and then output for use. (2) When the temperature of the mushroom house rises in winter and the screw water chilling unit 1 needs to be started, the mushroom house is difficult to start under normal conditions because the cooling water temperature of the screw water chilling unit 1 is higher than 18 ℃ (the characteristics of the screw water chilling unit are determined), and then the hot water tank and the hot water tank circulating heating boiler can supply hot water to the mushroom house, and meanwhile, the normal starting operation of the screw water chilling unit 1 can be ensured. The system not only can recycle the heat returned by the screw water chilling unit 1 during refrigeration, but also can ensure the normal operation of the unit. The energy is saved and the stability can be ensured.
Cooling water re-cooling system: comprises a plate heat exchanger 4 (2 blocks) +a cooling tower 2 (2 blocks) +a circulating pump (1 for 1 equipment) +a pipeline system of the cooling tower 2 and related sensor valve fittings.
The cooling water sub-cooling system mainly has the following functions: when the screw type water chilling unit 1 in summer refrigerates and the cooling water at normal temperature is not consumed or not used by the tail end hot coil pipe, the water (theoretical 28-30 ℃) at the low temperature part in the hot water tank can be infinitely close to the cooling water outlet (theoretical 35 ℃) of the screw type water chilling unit 1, and at the moment, the screw type water chilling unit 1 can not dissipate heat due to the fact that the cooling water temperature entering the screw type water chilling unit 1 is higher and higher, and the screw type water chilling unit 1 can not stop for protection and cannot refrigerate. In order to ensure that the screw water chilling unit 1 has a stable working state, water in the hot water tank needs to be cooled to be below 30 ℃ through the plate heat exchanger 4+ cooling tower 2 for cooling and radiating of the screw water chilling unit 1.
Steam system: comprising a water treatment device 15, a softened water tank 16, and a steam generator 17+ associated valve conduit.
The main functions of the steam system are: the tail end in the mushroom house needs to be provided with a steam pipeline for humidification. A humidifying pipeline is also needed in the mushroom house to be used for sterilizing the mushroom house.
In conclusion, the heat recovery heat source system is a design concept of a machine room heat recovery heat source system of a plurality of mushroom houses. The details of the sensor, the electric valve, the bypass pipeline, the variable-frequency water pump and the like on a plurality of pipelines are not repeated here, and the details can be seen in a system diagram designed by the user, and the drawing has clear marks.
Remarks description:
considering the design of the whole space saving of the machine room, because the chilled water system is a closed system, when the chilled water system is not used in winter, in order to prevent the freezing fault of the system, an antifreezing solution filling pump 11 and an antifreezing solution filling water tank 12 are arranged on an output pipeline of the screw water chilling unit 1, 25 percent EG solution (ethylene glycol antifreezing solution) is filled in the chilled water system, and the freezing point temperature can reach-20 ℃.
The hot water system and the cold water system have freezing risks in no load, particularly in winter, and the circulating water pump can ensure low-flow running and freezing prevention in no load when the system is filled with the antifreeze.
The equipment (water pump, cooling water set) of the machine room also considers the anti-freezing matters in winter, and if the heat preservation of the machine room can not be completely ensured, a plurality of groups of radiators are arranged in the machine room, so that the temperature of the machine room is ensured to be more than 5 ℃. The hot water of the heating is supplied from a hot water boiler.
Claims (6)
1. The heat recovery cold and heat source control device for the edible fungus cultivation workshop is characterized by comprising a chilled water unit, a cooling water unit and a cooling water sub-cooling unit, wherein the chilled water unit comprises a screw water chilling unit (1), a cold water mixing tank (9), a primary freezing circulating pump (8) and a secondary refrigerating circulating pump (10) which are connected through pipelines, and the secondary refrigerating circulating pump (10) outputs low-temperature water to a workshop air treatment unit; the cooling water unit comprises an electric water boiler (13), a boiler circulating pump (14), a hot water mixing tank (6), a cooling circulating pump (5) and a heat supply circulating pump (7) which are connected through pipelines, wherein the hot water input of the hot water mixing tank (6) is connected with a heat source of the screw type water chilling unit (1) through the cooling circulating pump (5), and the cooling water unit conveys normal-temperature hot water to an air treatment unit of a mushroom room workshop through the heat supply circulating pump (7).
2. The heat recovery cold and heat source control device for an edible fungi cultivation workshop according to claim 1, wherein the cooling water sub-cooling unit comprises a plate heat exchanger (4), a cooling tower (2) and a cooling tower circulating pump (3) which are connected through pipelines, and the plate heat exchanger (4) and the cooling tower circulating pump (3) are connected with the hot water mixing tank (6) through pipelines.
3. The heat recovery cold and heat source control device for the edible fungi cultivation workshop according to claim 2, wherein the cooling water sub-cooling unit further comprises a hot water tank constant pressure device and a hot water tank circulating heating boiler which are connected with the cooling circulating pump (5) through pipelines, and the output end of the hot water tank circulating heating boiler is connected with an air treatment unit of the mushroom room workshop through a pipeline.
4. The heat recovery cold and heat source control device for the edible fungi cultivation workshop according to claim 1, further comprising a steam unit, wherein the steam unit comprises water treatment equipment (15), a softening water tank (16) and a steam generator (17), and the output end of the steam generator (17) is led into the mushroom house workshop through a pipeline.
5. The heat recovery cold and heat source control device for the edible fungi cultivation workshop according to claim 1, wherein an antifreezing solution filling pump (11) and an antifreezing solution filling water tank (12) are arranged on an output pipeline of the screw water chilling unit (1).
6. The heat recovery cold and heat source control device for an edible fungi cultivation workshop according to claim 1, wherein a bypass pipeline is arranged on an output pipeline of the electric water boiler (13), and a machine room radiator is arranged on the bypass pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321084459.5U CN219812739U (en) | 2023-05-08 | 2023-05-08 | Heat recovery cold and heat source control device for edible fungus cultivation workshop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321084459.5U CN219812739U (en) | 2023-05-08 | 2023-05-08 | Heat recovery cold and heat source control device for edible fungus cultivation workshop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219812739U true CN219812739U (en) | 2023-10-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321084459.5U Active CN219812739U (en) | 2023-05-08 | 2023-05-08 | Heat recovery cold and heat source control device for edible fungus cultivation workshop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219812739U (en) |
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2023
- 2023-05-08 CN CN202321084459.5U patent/CN219812739U/en active Active
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