CN112984899A - Energy storage type movable solar pre-cooling micro warehouse - Google Patents
Energy storage type movable solar pre-cooling micro warehouse Download PDFInfo
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- CN112984899A CN112984899A CN202110222309.5A CN202110222309A CN112984899A CN 112984899 A CN112984899 A CN 112984899A CN 202110222309 A CN202110222309 A CN 202110222309A CN 112984899 A CN112984899 A CN 112984899A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/006—Self-contained movable devices, e.g. domestic refrigerators with cold storage accumulators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/042—Air treating means within refrigerated spaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
本发明提供了一种蓄能型可移动式太阳能预冷微型库，包括由库板围合而成的库体，所述库体侧壁的库板外侧设置有太阳能光伏板，所述库体侧壁的库板内侧设置有蓄冷板，所述库体的顶端设置有压缩机和冷凝器，所述库体内设置有自下而上依次连接的回风栅板、隔板和均风网板，所述均风网板、所述隔板和所述回风栅板将所述库体分隔为风道和预冷室。本发明进行多品位能源的合理利用，减少能量损失，提高了能源利用效率。
The invention provides an energy storage type movable solar pre-cooling micro-storage, comprising a storage body enclosed by a storage plate, a solar photovoltaic panel is arranged on the outer side of the storage plate on the side wall of the storage body, and the storage body is The inner side of the storage plate of the side wall is provided with a cold storage plate, the top of the storage body is provided with a compressor and a condenser, and the storage body is provided with a return air grid plate, a partition plate and an air equalizing screen that are sequentially connected from bottom to top. , the air uniform screen plate, the partition plate and the air return grid plate divide the storage body into an air duct and a pre-cooling chamber. The invention makes rational utilization of multi-grade energy, reduces energy loss and improves energy utilization efficiency.
Description
Technical Field
The invention relates to the technical field of solar energy utilization, in particular to an energy storage type movable solar precooling micro warehouse.
Background
At present, energy and environmental problems become main problems restricting the development of human society, and energy conservation and environmental protection are powerful guarantees for promoting economic development and harmonious interaction between human and nature. With the improvement of living standard and the pursuit of beautiful life of people, the demand of fresh food is more and more increased, and the rapid development of a cold chain system is promoted. China is a large producing and consuming country of perishable food, the demand of people for cold chain circulation commodities is continuously increased, and the requirement for food quality is higher and higher.
The pre-cooling treatment is important for preservation of fresh food. The loss rate of the fruits and vegetables which are not pre-cooled in circulation is about 25-30%, and the loss rate of the fruits and vegetables which are pre-cooled is only 5-10%. Precooling is used as the primary link of cold chain transportation and is important for the high-quality development of cold chain logistics, so that the important link from the field to refrigeration of fruits and vegetables, namely precooling, is opened, the rotting rate of fruit and vegetable products can be reduced, and the fresh quality of fruit and vegetable agricultural products can be maintained to the maximum extent. Agricultural products which are just picked in the field cannot be precooled in time due to lack of flexible field movable supporting equipment and power supply facilities, field heat accumulated in fruits and vegetables and not removed in time is one of important reasons causing the rotting rate of each link of a cold chain of the fruits and the vegetables to be too high, the loss of the fruits and the vegetables in the first kilometer of the cold chain is caused, in addition, the traffic of the fruit forest in the field is inconvenient, the power transmission equipment is imperfect, the fruits and the vegetables cannot be effectively precooled after the fruits and the vegetables are picked in the field, and a large amount of waste is caused.
Therefore, a technical scheme for conveniently and rapidly removing field heat in time by using precooling equipment independent of an electric power system so as to reduce the rotting rate of fruits and vegetables and improve the quality of the fruits and vegetables is urgently needed in the prior art.
Disclosure of Invention
Aiming at the problems, the invention provides an energy storage type movable solar precooling micro warehouse.
In order to achieve the purpose, the invention is realized by the following technical scheme:
an energy storage type movable solar pre-cooling micro warehouse comprises a warehouse body formed by enclosing warehouse plates, wherein a solar photovoltaic plate is arranged on the outer side of the warehouse plate on the side wall of the warehouse body, a cold storage plate is arranged on the inner side of the warehouse plate on the side wall of the warehouse body, a compressor and a condenser are arranged at the top end of the warehouse body, an air return grid plate, a partition plate and an air equalizing screen plate which are sequentially connected from bottom to top are arranged in the warehouse body, the air equalizing screen plate, the partition plate and the air return grid plate divide the warehouse body into an air duct and a pre-cooling chamber, and an evaporator, an electronic expansion valve, a humidifier and a centrifugal fan are sequentially arranged in the air duct; the solar photovoltaic panel, the controller, the storage battery and the compressor are sequentially connected, and the compressor, the condenser, the electronic expansion valve and the evaporator are sequentially connected end to end.
The bottom of storehouse body is provided with folded cascade universal wheel.
The condenser is an air-cooled condenser.
And drain holes are formed in the storage plate on the side wall of the storage body and positioned at the bottom of the air duct.
Compared with the prior art, the invention has the beneficial effects that:
1. the phase-change material is large in latent heat and good in thermal stability, redundant cold energy generated by a refrigerating system is stored in the phase-change material, constant cold energy supply is provided for fruit and vegetable precooling, the storage battery is adopted to store surplus solar energy generated electricity when solar energy is sufficient, the electricity can be used when illumination is insufficient such as cloudy days and cloudy days, a solar energy storage technology and a phase-change material cold storage technology are combined, multi-grade energy is reasonably utilized, energy loss is reduced, and the energy utilization efficiency is improved.
2. The solar photovoltaic power generation technology is adopted to provide electric energy for precooling the fruits and the vegetables, so that the precooling house is not limited by geographical environment, a conveying circuit and the like, is small and convenient, and is convenient for farmers to use in the field, fruit and forest.
3. The independent air duct system can convey air inside the pre-cooling warehouse into the air duct for cooling and humidifying under the action of the fan, and then the air is uniformly conveyed into the pre-cooling warehouse through the top air-equalizing net plate, so that the uniformity of the temperature inside the pre-cooling warehouse is ensured.
Drawings
Fig. 1 is a schematic diagram of a solar photovoltaic power generation and refrigeration system.
Fig. 2 is a front view of a pre-chill reservoir mini.
Fig. 3 is a left side view of fig. 2.
Fig. 4 is a partially enlarged view of a portion a in fig. 2.
Reference numerals: the solar photovoltaic heat-storage system comprises a solar photovoltaic panel 1, a controller 2, a storage battery 3, a compressor 4, a condenser 5, an electronic expansion valve 6, an evaporator 7, a warehouse panel 8, an air equalizing screen plate 9, an air return grid plate 10, a cold storage plate 11, a humidifier 12, a centrifugal fan 13, a water drain hole 14, a precooling chamber 15, an air duct 16, a partition plate 17 and a foldable universal wheel 18.
Detailed Description
The invention is further illustrated by the following specific embodiments.
The energy storage type movable solar pre-cooling micro warehouse shown in the figures 1-4 comprises a warehouse body enclosed by a warehouse plate 8, and the bottom of the warehouse body is provided with foldable universal wheels 18, so that the pre-cooling micro warehouse can move conveniently. The solar photovoltaic panels 1 are arranged on the outer sides of the warehouse boards 8 on the side walls of the warehouse body, the solar photovoltaic panels 1 are arranged on two sides of the precooling warehouse, can be freely unfolded and can be adjusted to an optimal power generation angle according to the illumination direction so as to adapt to different solar altitude angles all over the country; when the solar photovoltaic panel 1 is collected to two sides of the pre-cooling warehouse, the solar photovoltaic panel can be used as the outer layer of the pre-cooling warehouse for maintenance, the sunlight is shielded, the power generation can be continued during the transportation, the outer layer temperature of the warehouse panel 8 is low, the solar photovoltaic panel 1 can be cooled, and the power generation efficiency is improved. The cold storage plate 11 is arranged on the inner side of the storage plate 8 on the side wall of the storage body, the interior of the storage plate 8 is filled with a heat insulation material, and the interior of the cold storage plate 11 is filled with a phase change cold storage material. When the cold quantity in the pre-cooling chamber is sufficient, the phase-change material condenses and absorbs the cold quantity to carry out cold storage, and when the cold quantity is insufficient, the phase-change material melts and releases the cold quantity. The storehouse plate 8 on the side wall of the storehouse body is provided with a drain hole 14 at the bottom of the air duct 16. The top of the storehouse body is provided with a compressor 4 and a condenser 5, and the condenser 5 is an air-cooled condenser.
The storehouse body is internally provided with a return air grid plate 10, a partition plate 17 and an air-equalizing grid plate 9 which are sequentially connected from bottom to top, the air-equalizing grid plate 9, the partition plate 17 and the return air grid plate 10 divide the storehouse body into an air duct 16 and a precooling chamber 15, and the partition plate and the precooling storehouse are separated to form a circulating space. The air return grid plate 10 is vertically arranged below the partition plate 17, and the air equalizing net plate 9 is transversely arranged at the top of the partition plate 17 and is positioned at the top layer of the pre-refrigeration house. The evaporator 7, the electronic expansion valve 6, the humidifier 12 and the centrifugal fan 13 are sequentially arranged in the air duct 16 from bottom to top; the evaporator 7 is a finned tube evaporator.
The storage body is also provided with a controller 2 and a storage battery 3, when the illumination is sufficient or the refrigerating system does not work, surplus electric quantity is stored in the storage battery 3 after rectification, and the surplus electric quantity is used by the refrigerating system when the generated electric quantity is insufficient. The solar photovoltaic panel 1, the controller 2, the storage battery 3 and the compressor 4 are sequentially connected, and the compressor 4, the condenser 5, the electronic expansion valve 6 and the evaporator 7 are sequentially connected end to end.
Air in the pre-cooling chamber 15 enters the air duct 16 through the return air grid plate 10 at the lower part of the partition plate 17 under the action of the centrifugal fan 13, is cooled by the evaporator 7 and humidified by the humidifier 12, is sent to the upper part of the air-equalizing screen plate 9, then flows downwards into the pre-cooling chamber 15 through the air-equalizing screen plate 9, and is pre-cooled for agricultural products stored in the pre-cooling chamber 15, so that gas circulation is completed. The evaporator 7 and the pre-cooling chamber 15 are isolated in an independent air duct 16, so that the air is cooled and humidified, the evaporator 7 is convenient to defrost, and the generated condensed water can flow out from a drain hole 14 at the bottom of the reservoir body. The air-equalizing net plate 9 is uniformly provided with vent holes, so that the uniformity of the temperature in the precooling chamber 15 is ensured.
The above description is only for the preferred embodiment of the present invention, but the present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes and modifications without departing from the inventive concept of the present invention, which falls into the protection scope of the present invention.
Claims (4)
1. An energy storage type movable solar pre-cooling micro warehouse comprises a warehouse body formed by enclosing warehouse plates (8), and is characterized in that a solar photovoltaic plate (1) is arranged on the outer side of the warehouse plate (8) on the side wall of the warehouse body, a cold storage plate (11) is arranged on the inner side of the warehouse plate (8) on the side wall of the warehouse body, a compressor (4) and a condenser (5) are arranged at the top end of the warehouse body, an air return grid plate (10), a partition plate (17) and an air equalizing grid plate (9) which are sequentially connected from bottom to top are arranged in the warehouse body, the air equalizing grid plate (9), the partition plate (17) and the air return grid plate (10) divide the warehouse body into an air duct (16) and a pre-cooling chamber (15), and an evaporator (7), an electronic expansion valve (6), a humidifier (12) and a centrifugal fan (13) are sequentially; the solar photovoltaic energy storage warehouse is characterized in that a controller (2) and a storage battery (3) are further arranged on the warehouse body, the solar photovoltaic panel (1) is arranged on the controller (2), the storage battery (3) and the compressor (4) are sequentially connected, and the compressor (4), the condenser (5), the electronic expansion valve (6) and the evaporator (7) are sequentially connected end to end.
2. The energy-storage type movable solar pre-cooling micro-garage according to claim 1, wherein the bottom of the garage body is provided with foldable universal wheels (18).
3. The energy-storage type movable solar pre-cooling micro-warehouse as claimed in claim 1, wherein the condenser (5) is an air-cooled condenser.
4. The energy storage type movable solar pre-cooling micro warehouse as claimed in claim 1, wherein a drain hole (14) is formed in the warehouse board (8) on the side wall of the warehouse body at the bottom of the air duct (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110222309.5A CN112984899A (en) | 2021-02-28 | 2021-02-28 | Energy storage type movable solar pre-cooling micro warehouse |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110222309.5A CN112984899A (en) | 2021-02-28 | 2021-02-28 | Energy storage type movable solar pre-cooling micro warehouse |
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| Publication Number | Publication Date |
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| CN112984899A true CN112984899A (en) | 2021-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110222309.5A Pending CN112984899A (en) | 2021-02-28 | 2021-02-28 | Energy storage type movable solar pre-cooling micro warehouse |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114061235A (en) * | 2021-10-25 | 2022-02-18 | 福建省李食记食品有限公司 | Refrigeration process for dried fruit production and refrigerator thereof |
| CN114982817A (en) * | 2022-06-24 | 2022-09-02 | 四川省农业机械研究设计院 | Fruit and vegetable precooling method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5029450A (en) * | 1989-08-11 | 1991-07-09 | Sanyo Electric Co., Ltd. | Refrigerator commodities transport system |
| WO2002012808A1 (en) * | 2000-07-18 | 2002-02-14 | Haier Group Corporation | Movable refrigerator using a solar cell panel charged with solar energy and adjustable in different angles |
| CN201611197U (en) * | 2010-03-05 | 2010-10-20 | 邢智勇 | Solar energy refrigerator |
| CN101919436A (en) * | 2010-09-02 | 2010-12-22 | 天津大学 | Heat pump type differential pressure fruit and vegetable heat treatment storehouse |
| CN104397146A (en) * | 2014-12-08 | 2015-03-11 | 天津商业大学 | Movable differential pressure pre-cooling device with cold source |
| CN104839317A (en) * | 2015-05-08 | 2015-08-19 | 天津市傲绿农副产品集团股份有限公司 | Energy-saving differential pressure type fruit and vegetable precooling warehouse |
| CN207955453U (en) * | 2017-12-31 | 2018-10-12 | 绿色储能技术研究院有限公司 | A kind of cold storage refrigerator car of solar energy |
| CN214581987U (en) * | 2021-02-28 | 2021-11-02 | 天津大学 | An energy storage type mobile solar pre-cooling micro-storage |
-
2021
- 2021-02-28 CN CN202110222309.5A patent/CN112984899A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5029450A (en) * | 1989-08-11 | 1991-07-09 | Sanyo Electric Co., Ltd. | Refrigerator commodities transport system |
| WO2002012808A1 (en) * | 2000-07-18 | 2002-02-14 | Haier Group Corporation | Movable refrigerator using a solar cell panel charged with solar energy and adjustable in different angles |
| CN201611197U (en) * | 2010-03-05 | 2010-10-20 | 邢智勇 | Solar energy refrigerator |
| CN101919436A (en) * | 2010-09-02 | 2010-12-22 | 天津大学 | Heat pump type differential pressure fruit and vegetable heat treatment storehouse |
| CN104397146A (en) * | 2014-12-08 | 2015-03-11 | 天津商业大学 | Movable differential pressure pre-cooling device with cold source |
| CN104839317A (en) * | 2015-05-08 | 2015-08-19 | 天津市傲绿农副产品集团股份有限公司 | Energy-saving differential pressure type fruit and vegetable precooling warehouse |
| CN207955453U (en) * | 2017-12-31 | 2018-10-12 | 绿色储能技术研究院有限公司 | A kind of cold storage refrigerator car of solar energy |
| CN214581987U (en) * | 2021-02-28 | 2021-11-02 | 天津大学 | An energy storage type mobile solar pre-cooling micro-storage |
Non-Patent Citations (1)
| Title |
|---|
| 王群善等: "《工程物理 现代工程技术物理基础》", 31 December 1993, 辽宁科学技术出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114061235A (en) * | 2021-10-25 | 2022-02-18 | 福建省李食记食品有限公司 | Refrigeration process for dried fruit production and refrigerator thereof |
| CN114982817A (en) * | 2022-06-24 | 2022-09-02 | 四川省农业机械研究设计院 | Fruit and vegetable precooling method |
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Application publication date: 20210618 |
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