CN201733821U - Solar and heat pump composite food air defrosting system - Google Patents
Solar and heat pump composite food air defrosting system Download PDFInfo
- Publication number
- CN201733821U CN201733821U CN2010202643008U CN201020264300U CN201733821U CN 201733821 U CN201733821 U CN 201733821U CN 2010202643008 U CN2010202643008 U CN 2010202643008U CN 201020264300 U CN201020264300 U CN 201020264300U CN 201733821 U CN201733821 U CN 201733821U
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- water
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- solar
- thawing
- heat
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
- Y02A40/924—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation using renewable energies
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- 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
- Y02P60/85—Food storage or conservation, e.g. cooling or drying
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- Freezing, Cooling And Drying Of Foods (AREA)
Abstract
The utility model provides a solar and heat pump composite food air frosting system, belonging to the field of food air defrosting. The system comprises an air circulation subsystem, a solar hot water circulating heat exchanging subsystem and a refrigeration working medium circulating subsystem, wherein the air circulating subsystem comprises a food defrosting camber (1), a fan (12), an air electric heater (11), an air volume control valve (10), an atmospheric condenser (6), an air volume control valve (16) and an evaporator (4), the solar hot water circulating heat exchanging subsystem comprises a solar heat collector (2), a water flow control valve (3), a water-water heat exchanger (13) and a water feed pump (14), and the refrigeration working medium circulating subsystem comprises a refrigerant liquid receiver (8), the atmospheric condenser (6), a refrigeration expansion valve (5), the evaporator (4) and a refrigeration compressor (7). The system has the advantages of quick defrosting speed, high quality defrosting quality, simple process, remarkable energy saving and the like.
Description
Technical field
The utility model relates to a kind of solar energy and the heat pump combined food air system of thawing, and belongs to the food air field that thaws.
Background technology
The frozen food consumption figure constantly enlarges in recent years, and is also more and more higher to the quality requirement of frozen food.Frozen food must thaw before consumption or processing, in course of defrosting, should make food quality in course of defrosting descend minimum as far as possible, make the food quality after thawing approach to freeze preceding food quality the biglyyest, how to guarantee under the product quality premise in addition, the performance of improvement equipment, reducing power consumption of polymer processing is the food enterprise question of common concern.
The method of food defrosting at present is a lot, and commonly used have water thawing, microwave thawing, air thawing and a vacuum thawing etc.Water thawing, because water is than air good heat-transfer, so water thawing has the fast characteristics of thawing rate, and avoided the loss in weight, but exists the microbial contamination in the melt water to freeze problems such as product and solable matter loss.Microwave thawing (915MHz or 2450MHz) is under action of alternative electric field, utilize the electrical property of material itself to generate heat to make and freeze product and thaw, the advantage of utilizing microwave thawing is that speed is fast, the efficient height, be not subject to contamination by micro, nutritional labeling loss less, its weak point is to be not suitable for thawing fully, and it is inhomogeneous to thaw.Vacuum thawing is to utilize the latent heat that water vapour is emitted in the frozen food surface condensation in the vacuum chamber to thaw, and its advantage is the influence that food surface is not subjected to high-temperature medium, and it is fast to thaw, the back juice loss that thaws is few, but that shortcoming is the defrosting food outward appearance is not good, and the cost height.Air thawing adopts the circulation of low temperature and high relative humidity force air to thaw, and food defrosting speed is fast, and thaws evenly, thawing time is short, and food color is fresh, does not have dry and weight saving phenomenon, be a kind of economical and practical defreezing method, be particularly useful for big specification, the large batch of product that freeze thaw.
Adopt solar energy and the heat pump combined food air system of thawing, not only have and thaw soon, effective, utilized the thaw thermal source of the condensation heat of cold-producing medium in solar energy and the refrigerating plant as food in addition, energy-saving effect is remarkable.
Summary of the invention
The utility model as the thermal source that thaws, provides a kind of energy-efficient solar energy and the heat pump combined food air system of thawing with the condensation heat in solar energy and the refrigerating plant.
The utility model adopts following technical scheme for realizing its purpose:
A kind of solar energy and the heat pump combined food air system of thawing is characterized in that comprising air circulation subsystem, solar water cycle heat exchange subsystem and refrigeration working medium cycle subsystem; Wherein, the air circulation subsystem is used for frozen food is thawed, solar water cycle heat exchange subsystem is used to thaw provides thermal source, the refrigeration working medium cycle subsystem is used on the one hand the further conditioning of the circulating air that enters defrosting room, utilize the part of the condensation heat of refrigerating plant simultaneously, after the end of thawing, make the food defrosting chamber enter frozen state on the other hand as the thermal source that thaws.
Described air circulation subsystem is linked in sequence by food defrosting chamber, blower fan, electric airheater, volume damper, showering spray type condenser, volume damper and evaporimeter.
Described solar water cycle heat exchange subsystem is linked in sequence by solar thermal collector, Water flow adjusting valve, water-water heat exchanger and feed pump.
Described refrigeration working medium cycle subsystem is linked in sequence by evaporimeter, refrigeration compressor, showering spray type condenser, cold-producing medium reservoir and refrigeration expansion valve.
Described solar water cycle heat exchange subsystem is passed to the condensation heat of the recirculated water of showering spray type condenser and refrigerating plant together as the thermal source that thaws by water-water heat exchanger with heat.
Described electric airheater is as the auxiliary thermal source that thaws.
The beneficial effects of the utility model are:
1, with the condenser heat of cold-producing medium in the refrigerating plant a part, effectively utilized condensation heat, realized the efficient operation of refrigerating plant, realized purpose of energy saving as the thermal source that thaws.
2, the shower water circulatory system of solar heat water circulation system and showering spray type condenser is carried out the main thermal source of heat exchange as food defrosting by water-water heat exchanger, solar energy is as the free regenerative resource of green, makes the energy-saving effect highly significant of the whole system of thawing.
3, this thawing apparatus system, defrost result is good, the quality height, system is simple.
Description of drawings
Fig. 1 is the thaw structure composition frame chart of system of this food air.
Wherein: 1, food defrosting chamber; 2, solar thermal collector; 3, Water flow adjusting valve; 4, evaporimeter; 5, refrigeration expansion valve; 6, showering spray type condenser; 7, refrigeration compressor; 8, cold-producing medium reservoir; 9, new wind air intake valve; 10, volume damper; 11, electric airheater; 12, blower fan; 13, water-water heat exchanger; 14, feed pump; 15, new wind exhaust valve; 16, volume damper.
The specific embodiment
Below in conjunction with accompanying drawing technical scheme of the present invention is described in further details:
As shown in Figure 1, a kind of solar energy and the heat pump combined food air system of thawing comprises air circulation subsystem, solar water cycle heat exchange subsystem and refrigeration working medium cycle subsystem.After the air that enters food defrosting storehouse 1 earlier carries out warming and humidifying through showering spray type condenser 6, carry out conditioning by evaporimeter 4 again, air parameter after the processing reaches 8～15 ℃ of temperature and relative humidity 〉=85% then to the food processing of thawing, the air that comes out from food defrosting chamber 1 enters showering spray type condenser 6 again and heats up and add wet process under the pressure effect of blower fan 12, thaw once more by entering food defrosting chamber 1 behind evaporimeter 4 conditionings then, realize whole air thawing circulation.Can be after the end of thawing by closing volume damper 10 and volume damper 16, open new wind air intake valve 9 and new wind exhaust valve 15, guarantee that showering spray type condenser 6 runs well, close feed pump 14 and Water flow adjusting valve 3 in addition and stop solar water cycle heat exchange subsystem, the refrigeration working medium cycle subsystem changes frozen state over to.Evaporimeter 4 in the food product refrigeration chamber 1 can guarantee that the parameter of air satisfies the requirement of thawing to the further conditioning of air behind showering spray type condenser 6 warming and humidifyings on the one hand, and food defrosting chamber 1 can change frozen state over to after finishing when thawing on the other hand.Solar water cycle heat exchange subsystem is passed to the condensation heat of the recirculated water of showering spray type condenser 6 and refrigerating plant together as the thermal source that thaws by water-water heat exchanger 13 with heat, in addition when shortage of heat that the condensation heat of unusual solar energy of weather and refrigerating plant provides, enable the electric heater 11 that is installed on the air duct as auxiliary thermal source.
The air circulation subsystem comprises food defrosting chamber 1, blower fan 12, electric airheater 11, volume damper 10, showering spray type condenser 6, volume damper 16 and evaporimeter 4.
The refrigeration working medium cycle subsystem, comprise refrigeration compressor 7, showering spray type condenser 6, evaporimeter 4 and refrigeration expansion valve 5 and cold-producing medium reservoir 8, the air that 4 pairs in evaporimeter advanced showering spray type condenser 6 carries out last conditioning guarantee the to thaw temperature of air and reaches the requirement of 8～15 ℃ and relative humidity 〉=85%, after the end of thawing, by regulating refrigeration expansion valve 5, make defrosting room 1 enter frozen state.
Solar water cycle heat exchange subsystem, comprise solar thermal collector 2, Water flow adjusting valve 3, water-water heat exchanger 13, feed pump 14, solar water cycle heat exchange subsystem is passed to the condensation heat of the recirculated water of showering spray type condenser 6 and refrigerating plant together as the thermal source that thaws by water-water heat exchanger 13 with heat.Circulated sprinkling water by water-water heat exchanger 13 and showering spray type condenser 6 carries out heat exchange, and regulate the temperature that the flow that enters water-water heat exchanger 13 satisfies shower water by control valve 3, feasible circulating air by the showering spray type condenser reaches designing requirement, electric heater 11 is as auxiliary register, the shortage of heat that is provided by the circulation of condensation heat and solar water when the weather reason is during with the temperature of the air that guarantees to thaw, and opening electric heater is assisted heat treated to air.
Claims (6)
1. solar energy and the heat pump combined food air system of thawing is characterized in that comprising air circulation subsystem, solar water cycle heat exchange subsystem and refrigeration working medium cycle subsystem; Wherein, the air circulation subsystem is used for frozen food is thawed, solar water cycle heat exchange subsystem is used to thaw provides thermal source, the refrigeration working medium cycle subsystem is on the one hand to entering the further conditioning of the circulating air of separating the cold house, utilize the part of the condensation heat of refrigerating plant simultaneously, after the end of thawing, make the food defrosting chamber enter frozen state on the other hand as the thermal source that thaws.
2. solar energy according to claim 1 and the heat pump combined food air system of thawing is characterized in that described air circulation subsystem is linked in sequence by food defrosting chamber (1), blower fan (12), electric airheater (11), volume damper (10), showering spray type condenser (6), volume damper (16) and evaporimeter (4).
3. solar energy according to claim 1 and the heat pump combined food air system of thawing is characterized in that described solar water cycle heat exchange subsystem is linked in sequence by solar thermal collector (2), Water flow adjusting valve (3), water-water heat exchanger (13) and feed pump (14).
4. solar energy according to claim 1 and the heat pump combined food air system of thawing is characterized in that described refrigeration working medium cycle subsystem is linked in sequence by cold-producing medium reservoir (8), refrigeration expansion valve (5), evaporimeter (4), refrigeration compressor (7) and showering spray type condenser (6).
5. solar energy according to claim 1 and the heat pump combined food air system of thawing is characterized in that described solar water cycle heat exchange subsystem passes to the condensation heat of the recirculated water of showering spray type condenser (6) and refrigerating plant together as the thermal source that thaws by water-water heat exchanger (13) with heat.
6. solar energy according to claim 2 and the heat pump combined food air system of thawing is characterized in that described electric airheater (11) is as the auxiliary thermal source that thaws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202643008U CN201733821U (en) | 2010-07-19 | 2010-07-19 | Solar and heat pump composite food air defrosting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202643008U CN201733821U (en) | 2010-07-19 | 2010-07-19 | Solar and heat pump composite food air defrosting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201733821U true CN201733821U (en) | 2011-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202643008U Expired - Fee Related CN201733821U (en) | 2010-07-19 | 2010-07-19 | Solar and heat pump composite food air defrosting system |
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| Country | Link |
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| CN (1) | CN201733821U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103110370A (en) * | 2013-02-01 | 2013-05-22 | 连云港丰元生物工程有限公司 | Multifunctional food processing all-in-one machine and use method thereof |
| CN106922813A (en) * | 2017-03-13 | 2017-07-07 | 舟山汇丰冷藏物流发展有限公司 | A kind of thawing apparatus of frozen squid |
-
2010
- 2010-07-19 CN CN2010202643008U patent/CN201733821U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103110370A (en) * | 2013-02-01 | 2013-05-22 | 连云港丰元生物工程有限公司 | Multifunctional food processing all-in-one machine and use method thereof |
| CN103110370B (en) * | 2013-02-01 | 2016-01-20 | 连云港丰元生物工程有限公司 | Multifunctional food processing integrated machine |
| CN106922813A (en) * | 2017-03-13 | 2017-07-07 | 舟山汇丰冷藏物流发展有限公司 | A kind of thawing apparatus of frozen squid |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20120719 |