CN114234446A - Slaughter scalding heating system - Google Patents
Slaughter scalding heating system Download PDFInfo
- Publication number
- CN114234446A CN114234446A CN202111570356.5A CN202111570356A CN114234446A CN 114234446 A CN114234446 A CN 114234446A CN 202111570356 A CN202111570356 A CN 202111570356A CN 114234446 A CN114234446 A CN 114234446A
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- Prior art keywords
- heat
- scalding
- water
- tank
- pump
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 40
- 238000003307 slaughter Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 120
- 238000004321 preservation Methods 0.000 claims abstract description 36
- 238000005057 refrigeration Methods 0.000 claims abstract description 13
- 238000011084 recovery Methods 0.000 claims abstract description 9
- 230000001502 supplementing effect Effects 0.000 claims abstract description 7
- 230000003020 moisturizing effect Effects 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 239000008399 tap water Substances 0.000 description 4
- 235000020679 tap water Nutrition 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/02—Water heaters
-
- A—HUMAN NECESSITIES
- A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
- A22B—SLAUGHTERING
- A22B5/00—Accessories for use during or after slaughtering
- A22B5/08—Scalding; Scraping; Dehairing; Singeing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H2250/00—Electrical heat generating means
- F24H2250/08—Induction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Food Science & Technology (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
The invention discloses a slaughtering scalding heating system which comprises a first scalding tank, a second scalding tank, a first centrifugal pump, a water supplementing module and a second water level controller, wherein the second scalding tank is fixedly arranged on one side of the first scalding tank, an air energy heat pump is fixedly arranged on one side of a second heat-preservation water tank, a heat exchange module is fixedly arranged on one side of the first heat-preservation water tank, and the heat exchange module consists of a refrigeration house unit, a plate type heat exchanger and a heat recovery pipeline; the heat generated by refrigeration of the refrigeration house is subjected to water heat exchange through the precise high-heat-conduction material plate type heat exchanger, cold water in the water storage tank is rapidly and continuously circulated on the heat exchanger through the water circulation system to achieve the heat dissipation effect, hot water is heated to 50 ℃ and used as first-stage hot water, the hot water is conveyed to the second-stage hot water treatment system and the high-capacity heat-preservation water storage tank through the full-automatic intelligent system, the second-stage high-capacity heat-preservation water storage tank is heated to 60 ℃ through the high-energy-efficiency air energy heat pump, and therefore the purposes of saving energy, protecting environment, reducing energy consumption and precisely controlling cost are achieved.
Description
Technical Field
The invention relates to a heating system, in particular to a slaughtering scalding heating system, and belongs to the technical field of slaughtering.
Background
The existing scalding system generally uses tap water as auxiliary heat radiation, a fan directly radiates heat, an electric boiler is adopted as main heating equipment or steam indirect heating, air flow and mechanical dual stirring and automatic control of water flow and water temperature of a scalding pool are adopted, but the prior art has the following defects:
1) the tap water is used as auxiliary heat dissipation, so that water resource waste is easily caused, and the fan is used for directly dissipating heat into the air, so that electric power and heat energy waste is caused;
2) the electric boiler is adopted as main heating equipment, the boiler needs to be opened in advance to generate steam, the steam is conveyed to the scalding pool through a pipeline to be heated, the pipeline installation requirement is strict, the pipeline conveying is naturally damaged, the early heating is also loss, meanwhile, the electric boiler has strict requirements on water quality, the electric boiler needs to be filtered, the water quality is softened, the large consumption is realized, the electric boiler is high in power, some devices are frequently burnt out when the electric boiler is heated during working, and the later maintenance cost is high and zero;
3) the direct running water that adds of scalding pond increases heating time, consumes electric power to the floater detects the low, easy loss of water level control accuracy.
Disclosure of Invention
The present invention aims to provide a slaughter scalding heating system to solve the problems set forth in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: slaughter scalding heating system, including a scalding pond, No. two scalding ponds, first centrifugal pump, second centrifugal pump, air heat pump, No. two holding water box, vertical tubing pump, heat transfer module, plate heat exchanger, moisturizing module and No. two water level controllers, one side of a scalding pond is fixed and is equipped with No. two scalding ponds, just the output in a scalding pond and the output in No. two scalding ponds all communicate with each other through the tooth in the cun of first centrifugal pump with No. two holding water box bottoms, one side of No. two holding water box is fixed and is equipped with the air energy heat pump, just the fixed second centrifugal pump that is equipped with between the output of air energy heat pump and No. two holding water box, one side of No. two holding water box is fixed and is equipped with holding water box, one side of a holding water box is fixed and is equipped with heat transfer module, heat transfer module is by unit, freezer, The plate heat exchanger and the heat recovery pipeline are formed, and the heat discharge port of the refrigeration house unit is fixedly connected with the input end of the plate heat exchanger through the heat recovery pipeline.
As a preferable technical scheme of the invention, electromagnetic heating rings are fixedly arranged in the first scalding pool and the second scalding pool.
As a preferred technical scheme of the invention, the output end of the plate heat exchanger is communicated with the first heat-preservation water tank through a vertical pipeline pump, and the output end of the refrigeration house unit is communicated with an internal thread connector arranged on the inner wall surface of the first heat-preservation water tank through a temperature controller.
As a preferred technical scheme of the invention, the heating system further comprises a water supplementing module, the water supplementing module consists of a municipal water receiving end, a water meter and a normally closed electromagnetic valve, and the normally closed electromagnetic valve is connected with the municipal water receiving end through the water meter.
As a preferred technical scheme of the invention, the interface of the normally closed electromagnetic valve is communicated with the first heat preservation water tank through a second water level controller and a pressure transmitter.
As a preferred technical scheme of the invention, a thermometer is also arranged between the first centrifugal pump and the second heat-preservation water tank, and a temperature control probe is fixedly arranged between the second centrifugal pump and the second heat-preservation water tank.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the slaughtering scalding heating system, heat generated by refrigeration of a refrigeration house is subjected to water heat exchange through the precise high-heat-conduction-material plate type heat exchanger, cold water in the water storage tank is rapidly and continuously circulated on the heat exchanger through the water circulation system to achieve a heat dissipation effect, hot water is heated to 50 ℃ and used as first-stage hot water, the hot water is conveyed to the second-stage hot water treatment system and the high-capacity heat-preservation water storage tank through the full-automatic intelligent system, the second-stage high-capacity heat-preservation water storage tank is heated to 60 ℃ through the high-energy-efficiency air energy heat pump, energy conservation and environmental protection are achieved, energy consumption is reduced, and the cost is controlled accurately.
2. The slaughtering scalding heating system adopts the high-energy-efficiency air energy heat pump to increase the temperature, has very low later maintenance cost, saves the time cost, does not need to adopt an electric boiler for heating and filtering, and conveys the heated hot water to the terminal equipment by adopting a common hot water PVR pipeline, thereby avoiding the loss of the pipeline caused by the conveyed steam.
3. According to the slaughtering scalding heating system, the scalding tank is directly added with the primary and secondary treatment hot water, so that heat energy and electric power generated by directly adding tap water are reduced, time and electricity are saved, the intelligent full-automatic system is used for controlling to carry out water level detection and automatically add water, loss generated by floating ball control is reduced, and accuracy is improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a first scalding pool; 2. a second scalding pool; 3. an electromagnetic heating ring; 4. a first centrifugal pump; 5. a second centrifugal pump; 6. an air-source heat pump; 7. a second heat preservation water tank; 8. a second water level controller; 9. a third centrifugal pump; 10. a first heat preservation water tank; 11. a vertical pipe pump; 12. a heat exchange module; 13. a refrigeration house machine set; 14. a plate heat exchanger; 15. a water replenishing module; 16. a second water level controller; 17. a heat recovery air pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a heating system for slaughter scalding, comprising: slaughtering scalding heating system, including a first scalding tank 1, a second scalding tank 2, a first centrifugal pump 4, a second centrifugal pump 5, an air heat energy pump 6, a second heat preservation water tank 7, a first heat preservation water tank 10, a vertical pipeline pump 11, a heat exchange module 12, a plate heat exchanger 14, a water replenishing module 15 and a second water level controller 16, wherein the second scalding tank 2 is fixedly arranged on one side of the first scalding tank 1, the output end of the first scalding tank 1 and the output end of the second scalding tank 1 are communicated with 2-inch inner teeth at the bottom of the second heat preservation water tank 7 through the first centrifugal pump 4, an air energy heat pump 5 is fixedly arranged on one side of the second heat preservation water tank 7, the second centrifugal pump 5 is fixedly arranged between the output end of the air energy heat pump 5 and the second heat preservation water tank 7, the first heat preservation water tank 10 is fixedly arranged on one side of the second heat preservation water tank 7, the heat exchange module 12 is fixedly arranged on one side of the first heat preservation water tank 10, the heat exchange module 12 is composed of a refrigeration storage unit 13, a plate heat exchanger 14 and a heat recovery pipeline 17, and a heat discharge port of the refrigeration storage unit 13 is fixedly connected with an input end of the plate heat exchanger 14 through the heat recovery pipeline 17.
The inside of the first scalding tank 1 and the inside of the second scalding tank 2 are fixedly provided with electromagnetic heating rings 3, the output end of a plate type heat exchanger 14 is communicated with a first heat-preservation water tank 10 through a vertical pipeline pump 11, and the output end of a refrigeration house unit 13 is communicated with a 4-part internal tooth connector which is arranged on the inner wall surface of the first heat-preservation water tank 10 through a temperature controller.
The heating system further comprises a water supplementing module 15, the water supplementing module 15 is composed of a municipal water receiving end, a water meter and a normally closed electromagnetic valve, the normally closed electromagnetic valve is connected with the municipal water receiving end through the water meter, and an interface of the normally closed electromagnetic valve is communicated with the first heat preservation water tank 10 through a second water level controller 16 and a pressure transmitter.
A thermometer is also arranged between the first centrifugal pump 4 and the second heat-preservation water tank 7, and a temperature control probe is fixedly arranged between the second centrifugal pump 5 and the second heat-preservation water tank 7.
When the slaughtering scalding heating system is used, the scalding heating system adopts the high-heat-conduction metal material plate heat exchanger 14 and high-speed water circulation to carry out cold-heat exchange, water circulates on the hot plate at a high speed to achieve continuous heating and achieve a heat dissipation effect, the heat dissipation effect and the hot water effect are achieved, namely, the first step of waste heat recovery is achieved, temperature control and water circulation control are carried out through system control, the water capacity control achieves a constant temperature effect, heat emitted by refrigeration of a cold storage is not wasted, efficient utilization is achieved, hot water reaching the required temperature through the system control is conveyed to the next stage of hot water treatment, the conveying is stopped when the temperature does not reach, information is conveyed to the upper stage of system for continuous heating, if the cold storage is not in a working state, the whole system is in a standby state and transmits the information to the next stage of system for additional heating, the preheated hot water is adopted to raise the temperature to 60 ℃, the process adopts the high-energy-efficiency air-energy heat pump 6 to increase the temperature, the prior air-energy heat pump 6 has mature technology, double functions of heating and refrigerating, stable operation and high heat energy conversion efficiency, only needs common tap water for water quality, does not need special requirements, hot water is conveyed to terminal equipment through a control system and a PVR pipeline, the water quantity required by the terminal equipment is fully automatically detected, hot water with the temperature of 60 ℃ preheated by the preceding air-energy heat pump 6 is directly added into the scalding tank, then the electromagnetic system is adopted to directly heat the circulating water pipe of the scalding tank to reach the use requirement of 62 ℃ hot water, the soaking tank can be in a normal use state in a very short time due to the fact that the 60 ℃ hot water is added, the heating efficiency of the electromagnetic system is very high and reaches 95 percent, the use requirement is reached by heating in a very short time, the heating is stable and uniform, the time and the energy consumption are saved, the water adding of the scalding tank is controlled by an intelligent full-automatic system, the water adding and supplementing are more accurate, the technology is mature and stable, and the later maintenance is simpler.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Slaughtering scalding heating system, which comprises a first scalding tank (1), a second scalding tank (2), a first centrifugal pump (4), a second centrifugal pump (5), an air heat pump (6), a second heat preservation water tank (7), a first heat preservation water tank (10), a vertical pipeline pump (11), a heat exchange module (12), a plate heat exchanger (14), a water supplementing module (15) and a second water level controller (16), and is characterized in that the second scalding tank (2) is fixedly arranged on one side of the first scalding tank (1), the output end of the first scalding tank (1) and the output end of the second scalding tank (1) are communicated with 2-inch inner teeth at the bottom of the second heat preservation water tank (7) through the first centrifugal pump (4), an air energy heat pump (5) is fixedly arranged on one side of the second heat preservation water tank (7), and the second centrifugal pump (5) is fixedly arranged between the output end of the air energy heat pump (5) and the second heat preservation water tank (7), no. two fixed holding water box (10) that are equipped with in one side of holding water box (7), one side of holding water box (10) is fixed and is equipped with heat exchange module (12), heat exchange module (12) comprise freezer unit (13), plate heat exchanger (14) and heat recovery pipeline (17), just the heat discharge port of freezer unit (13) is through the input fixed connection of heat recovery pipeline (17) and plate heat exchanger (14).
2. Slaughter scalding heating system according to claim 1, characterized in that: the inside equal fixed mounting in a scalding pond (1) and No. two scalding ponds (2) has electromagnetic heating ring (3).
3. Slaughter scalding heating system according to claim 1, characterized in that: the output end of the plate heat exchanger (14) is communicated with a first heat-preservation water tank (10) through a vertical pipeline pump (11), and the output end of the refrigeration house unit (13) is communicated with a 4-inner-tooth connector arranged on the inner wall surface of the first heat-preservation water tank (10) through a temperature controller.
4. Slaughter scalding heating system according to claim 1, characterized in that: heating system still includes moisturizing module (15), just moisturizing module (15) comprises municipal water receiving end, water gauge and normally closed solenoid valve, just normally closed solenoid valve passes through the water gauge and connects the setting with municipal water receiving end.
5. Slaughter scalding heating system according to claim 4, characterized in that: the interface of the normally closed electromagnetic valve is communicated with the first heat-preservation water tank (10) through a second water level controller (16) and a pressure transmitter.
6. Slaughter scalding heating system according to claim 1, characterized in that: a thermometer is further arranged between the first centrifugal pump (4) and the second heat-preservation water tank (7), and a temperature control probe is fixedly mounted between the second centrifugal pump (5) and the second heat-preservation water tank (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111570356.5A CN114234446A (en) | 2021-12-21 | 2021-12-21 | Slaughter scalding heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111570356.5A CN114234446A (en) | 2021-12-21 | 2021-12-21 | Slaughter scalding heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114234446A true CN114234446A (en) | 2022-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111570356.5A Pending CN114234446A (en) | 2021-12-21 | 2021-12-21 | Slaughter scalding heating system |
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|---|---|
| CN (1) | CN114234446A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445027A (en) * | 2011-12-31 | 2012-05-09 | 广东欧科空调制冷有限公司 | Double-water tank hot water system of heat-recovery air-cooling heat pump unit |
| JP2013224790A (en) * | 2012-04-20 | 2013-10-31 | Sharp Corp | Storage type water heater |
| CN104224077A (en) * | 2013-06-08 | 2014-12-24 | 林波荣 | Energy-saving system for mess hall or dining room dish washing machine |
| CN204438549U (en) * | 2015-02-11 | 2015-07-01 | 四川蓉幸实业有限公司 | A kind of slaughtering animal hot water switch and the closed recuperated cycle system formed thereof |
| CN205783707U (en) * | 2016-05-27 | 2016-12-07 | 北京天人众创节能环保科技有限公司 | Space can central authorities' boiling system |
| CN206094279U (en) * | 2016-08-02 | 2017-04-12 | 宁夏万仕隆冷冻科技股份有限公司 | Slaughterhouse is with multistage full heat recovery hot water system of refrigerating unit |
| CN209165900U (en) * | 2018-12-12 | 2019-07-26 | 厦门铸力节能科技有限公司 | A kind of chiller heat recycle system |
| CN110145888A (en) * | 2019-06-06 | 2019-08-20 | 西安航空学院 | A kind of cold and heat combined supply control system using high temperature heat pump |
| CN111056660A (en) * | 2018-10-16 | 2020-04-24 | 王纪群 | Water heating cycle system slaughters |
| CN212006199U (en) * | 2020-03-30 | 2020-11-24 | 骊阳(广东)节能科技股份有限公司 | Distributed composite energy type central hot water system |
-
2021
- 2021-12-21 CN CN202111570356.5A patent/CN114234446A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445027A (en) * | 2011-12-31 | 2012-05-09 | 广东欧科空调制冷有限公司 | Double-water tank hot water system of heat-recovery air-cooling heat pump unit |
| JP2013224790A (en) * | 2012-04-20 | 2013-10-31 | Sharp Corp | Storage type water heater |
| CN104224077A (en) * | 2013-06-08 | 2014-12-24 | 林波荣 | Energy-saving system for mess hall or dining room dish washing machine |
| CN204438549U (en) * | 2015-02-11 | 2015-07-01 | 四川蓉幸实业有限公司 | A kind of slaughtering animal hot water switch and the closed recuperated cycle system formed thereof |
| CN205783707U (en) * | 2016-05-27 | 2016-12-07 | 北京天人众创节能环保科技有限公司 | Space can central authorities' boiling system |
| CN206094279U (en) * | 2016-08-02 | 2017-04-12 | 宁夏万仕隆冷冻科技股份有限公司 | Slaughterhouse is with multistage full heat recovery hot water system of refrigerating unit |
| CN111056660A (en) * | 2018-10-16 | 2020-04-24 | 王纪群 | Water heating cycle system slaughters |
| CN209165900U (en) * | 2018-12-12 | 2019-07-26 | 厦门铸力节能科技有限公司 | A kind of chiller heat recycle system |
| CN110145888A (en) * | 2019-06-06 | 2019-08-20 | 西安航空学院 | A kind of cold and heat combined supply control system using high temperature heat pump |
| CN212006199U (en) * | 2020-03-30 | 2020-11-24 | 骊阳(广东)节能科技股份有限公司 | Distributed composite energy type central hot water system |
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Application publication date: 20220325 |