CN108507267A - A kind of solar energy defrosting system for refrigeration house suitable for indirect refrigeration system - Google Patents
A kind of solar energy defrosting system for refrigeration house suitable for indirect refrigeration system Download PDFInfo
- Publication number
- CN108507267A CN108507267A CN201710830256.9A CN201710830256A CN108507267A CN 108507267 A CN108507267 A CN 108507267A CN 201710830256 A CN201710830256 A CN 201710830256A CN 108507267 A CN108507267 A CN 108507267A
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- CN
- China
- Prior art keywords
- defrosting
- liquid
- reserve tank
- heat preservation
- solar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000010257 thawing Methods 0.000 title claims abstract description 49
- 238000005057 refrigeration Methods 0.000 title claims abstract description 36
- 239000007788 liquid Substances 0.000 claims abstract description 86
- 238000004321 preservation Methods 0.000 claims abstract description 33
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- 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
- F25D21/12—Removing frost by hot-fluid circulating system separate from the refrigerant system
-
- 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
Landscapes
- 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)
- Defrosting Systems (AREA)
Abstract
The present invention relates to a kind of solar energy defrosting system for refrigeration house suitable for indirect refrigeration system, including solar control cabinet and solar thermal collector coupled respectively, keep the temperature liquid reserve tank, refrigeration unit, defrosting feed flow valve, collect hot recycle pump, liquid level sensor and liquid inlet electromagnetic valve, heat is collected by solar thermal collector, and heat is stored in heat preservation liquid reserve tank, when needing defrosting, solar control cabinet closes refrigeration unit, open defrosting feed flow valve, carry out defrosting operation, solar energy is utilized when defrosting, it is not required to open refrigeration host computer, save a large amount of electric energy, and system works under normal pressure, ensure safety, meet environmental requirement.
Description
Technical field
It is specifically a kind of to be directed to the higher indirect refrigeration system of safety too the present invention relates to freezer defrosting device field
Positive energy defrosting system for refrigeration house.
Background technology
Freezer defrosting at present generally uses following three kinds of modes, when manually defrost, it is direct using defrosting tool by worker
Defrosting, labour cost is high and defrosting efficiency is poor, second is that high pressure gas defrost, defrosting effect is good, but because being high pressure gas, exists
Security risk；Third, using electric heater defrosting, simple system is easy to operate, but all to there is power consumption excessive for second and third kind of method,
High energy consumption and have the shortcomings that the danger such as to leak, catch fire, there are severe compromises.
Invention content
Technical problem to be solved by the invention is to provide a kind of solar energy freezer defrostings suitable for indirect refrigeration system
System, to solve defect existing in the prior art.
The technical solution that the present invention solves above-mentioned technical problem is as follows：
A kind of solar energy defrosting system for refrigeration house suitable for indirect refrigeration system, including solar control cabinet (4) and difference
Coupled solar thermal collector (1), heat preservation liquid reserve tank (2), refrigeration unit (3), defrosting feed flow valve (7), collection thermal cycle
(8), liquid level sensor (9) and liquid inlet electromagnetic valve (10) are pumped, the solar thermal collector (1) and heat preservation liquid reserve tank (2) pass through collection
Hot recycle pump (8) controls the circulation of liquid, and the freezer refrigerating comb (3) and heat preservation liquid reserve tank (2) pass through defrosting feed flow valve
(7) circulation of liquid between the two is controlled, the freezer refrigerating comb (3) connect with refrigeration unit (3)；Solar thermal collector
(1) when temperature is higher than 5 DEG C of liquid reserve tank (2) temperature of heat preservation, solar control cabinet (4) domination set hot recycle pump (8) is opened, heat by
Solar thermal collector (1) is transferred to heat preservation liquid reserve tank (2) through liquid circulation；Solar thermal collector (1) temperature is higher than heat preservation liquid storage
When 2 DEG C of case (2) temperature, solar control cabinet (4) domination set hot recycle pump (8) is closed, stop liquid flowing；When defrosting, the sun
Energy switch board (4) closes refrigeration unit (3), opens defrosting feed flow valve (7), and heat preservation liquid reserve tank (2) liquid flows into freezer refrigerating
Comb (3) carries out defrosting, and then liquid returns to heat preservation liquid reserve tank (2), after defrosting, solar energy control through defrosting liquid back pipe (6)
Cabinet (4) processed closes defrosting feed flow valve (7), opens refrigeration unit (3) and freezes；
Further, it is provided with liquid level sensor (9) in the heat preservation liquid reserve tank (2), when liquid level is less than setting value, too
Positive energy switch board (4) controls liquid inlet electromagnetic valve (10) and opens, and supplements heat preservation liquid reserve tank (2) interior refrigerating medium；
Further, the solar control cabinet (4) shows heat preservation liquid reserve tank (2) temperature, liquid level, the sun by liquid crystal display
It can heat collector liquid temperature, collection hot recycle pump state and liquid inlet electromagnetic valve state.
The beneficial effects of the invention are as follows：Solar energy is utilized when defrosting, is not required to open refrigeration host computer, is saved a large amount of electricity
Can, and system works under normal pressure, ensures safety, meets environmental requirement.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
In attached drawing, parts list represented by the reference numerals are as follows：
1, solar thermal collector, 2, heat preservation liquid reserve tank, 3, freezer refrigerating comb, 4, solar control cabinet, 5, refrigeration unit,
6, defrosting liquid back pipe, 7, defrosting feed flow valve, 8, collection hot recycle pump, 9, liquid level sensor, 10, liquid inlet electromagnetic valve.
Specific implementation mode
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
As shown in Figure 1, a kind of solar energy defrosting system for refrigeration house suitable for indirect refrigeration system, including solar control cabinet
(4) and respectively coupled solar thermal collector (1), heat preservation liquid reserve tank (2), refrigeration unit (3), defrosting feed flow valve (7),
Collect hot recycle pump (8), liquid level sensor (9) and liquid inlet electromagnetic valve (10), the solar thermal collector (1) and heat preservation liquid reserve tank
(2) circulation of liquid is controlled by collecting hot recycle pump (8), the freezer refrigerating comb (3) and heat preservation liquid reserve tank (2) pass through defrosting
Feed flow valve (7) controls the circulation of liquid between the two, and the freezer refrigerating comb (3) connect with refrigeration unit (3)；Solar energy
When heat collector (1) temperature is higher than 5 DEG C of liquid reserve tank (2) temperature of heat preservation, solar control cabinet (4) domination set hot recycle pump (8) is opened,
Heat is transferred to heat preservation liquid reserve tank (2) by solar thermal collector (1) through liquid circulation；Solar thermal collector (1) temperature is higher than guarantor
When 2 DEG C of warm liquid reserve tank (2) temperature, solar control cabinet (4) domination set hot recycle pump (8) is closed, stop liquid flowing；Defrosting
When, solar control cabinet (4) closes refrigeration unit (3), opens defrosting feed flow valve (7), and heat preservation liquid reserve tank (2) liquid flows into cold
Library refrigerating battery (3) carries out defrosting, and then liquid returns to heat preservation liquid reserve tank (2) through defrosting liquid back pipe (6), after defrosting, too
Positive energy switch board (4) closes defrosting feed flow valve (7), opens refrigeration unit (3) and freezes；
Further, it is provided with liquid level sensor (9) in the heat preservation liquid reserve tank (2), when liquid level is less than setting value, too
Positive energy switch board (4) controls liquid inlet electromagnetic valve (10) and opens, and supplements heat preservation liquid reserve tank (2) interior refrigerating medium；
Further, the solar control cabinet (4) shows heat preservation liquid reserve tank (2) temperature, liquid level, the sun by liquid crystal display
It can heat collector liquid temperature, collection hot recycle pump state and liquid inlet electromagnetic valve state.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (3)
1. a kind of solar energy defrosting system for refrigeration house suitable for indirect refrigeration system, it is characterised in that：Including solar control cabinet
(4) and respectively coupled solar thermal collector (1), heat preservation liquid reserve tank (2), refrigeration unit (3), defrosting feed flow valve (7),
Collect hot recycle pump (8), liquid level sensor (9) and liquid inlet electromagnetic valve (10), the solar thermal collector (1) and heat preservation liquid reserve tank
(2) circulation of liquid is controlled by collecting hot recycle pump (8), the freezer refrigerating comb (3) and heat preservation liquid reserve tank (2) pass through defrosting
Feed flow valve (7) controls the circulation of liquid between the two, and the freezer refrigerating comb (3) connect with refrigeration unit (3)；Solar energy
When heat collector (1) temperature is higher than 5 DEG C of liquid reserve tank (2) temperature of heat preservation, solar control cabinet (4) domination set hot recycle pump (8) is opened,
Heat is transferred to heat preservation liquid reserve tank (2) by solar thermal collector (1) through liquid circulation；Solar thermal collector (1) temperature is higher than guarantor
When 2 DEG C of warm liquid reserve tank (2) temperature, solar control cabinet (4) domination set hot recycle pump (8) is closed, stop liquid flowing；Defrosting
When, solar control cabinet (4) closes refrigeration unit (3), opens defrosting feed flow valve (7), and heat preservation liquid reserve tank (2) liquid flows into cold
Library refrigerating battery (3) carries out defrosting, and then liquid returns to heat preservation liquid reserve tank (2) through defrosting liquid back pipe (6), after defrosting, too
Positive energy switch board (4) closes defrosting feed flow valve (7), opens refrigeration unit (3) and freezes.
2. a kind of solar energy defrosting system for refrigeration house suitable for indirect refrigeration system according to claim 1, feature exist
In：It is provided with liquid level sensor (9) in the heat preservation liquid reserve tank (2), when liquid level is less than setting value, solar control cabinet (4)
It controls liquid inlet electromagnetic valve (10) to open, heat preservation liquid reserve tank (2) interior refrigerating medium is supplemented.
3. a kind of solar energy defrosting system for refrigeration house suitable for indirect refrigeration system according to claim 2, feature exist
In：The solar control cabinet (4) by liquid crystal display show heat preservation liquid reserve tank (2) temperature, liquid level, solar thermal collector liquid temperature,
Collect hot recycle pump state and liquid inlet electromagnetic valve state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710830256.9A CN108507267A (en) | 2017-09-15 | 2017-09-15 | A kind of solar energy defrosting system for refrigeration house suitable for indirect refrigeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710830256.9A CN108507267A (en) | 2017-09-15 | 2017-09-15 | A kind of solar energy defrosting system for refrigeration house suitable for indirect refrigeration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108507267A true CN108507267A (en) | 2018-09-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710830256.9A Pending CN108507267A (en) | 2017-09-15 | 2017-09-15 | A kind of solar energy defrosting system for refrigeration house suitable for indirect refrigeration system |
Country Status (1)
| Country | Link |
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| CN (1) | CN108507267A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708380A (en) * | 2019-01-05 | 2019-05-03 | 天津大学 | A kind of cold storage refrigerating system and working method based on solar energy PV/T technology |
| CN110160282A (en) * | 2019-05-21 | 2019-08-23 | 安徽晋煤中能化工股份有限公司 | A kind of refrigeration system and method based on solar energy |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2482711A1 (en) * | 1980-05-16 | 1981-11-20 | Volkswagenwerk Ag | HEAT PUMP |
| AU2008206112A1 (en) * | 2007-01-18 | 2008-07-24 | Earth To Air Systems, Llc | Multi-faceted designs for a direct exchange geothermal heating/cooling system |
| CN101988716A (en) * | 2009-07-31 | 2011-03-23 | 詹平治 | Solar energy hydrothermal/compressed and condensed hydrothermal floor heating apparatus |
| CN102865621A (en) * | 2012-10-12 | 2013-01-09 | 陕西华夏新能源科技有限公司 | System and method for solar energy centralized hot water supply for high-rise residence |
| CN103335454A (en) * | 2013-06-21 | 2013-10-02 | 安徽中家智锐科技有限公司 | Air source heat pump device with solar hot water auxiliary defrosting function and use method thereof |
| CN105571220A (en) * | 2016-02-23 | 2016-05-11 | 山东富特能源管理股份有限公司 | Regeneration method for defrosting anti-freezing solution for air cooled heat pump |
| CN207540223U (en) * | 2017-09-15 | 2018-06-26 | 樊永信 | A kind of solar energy defrosting system for refrigeration house suitable for indirect refrigeration system |
-
2017
- 2017-09-15 CN CN201710830256.9A patent/CN108507267A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2482711A1 (en) * | 1980-05-16 | 1981-11-20 | Volkswagenwerk Ag | HEAT PUMP |
| AU2008206112A1 (en) * | 2007-01-18 | 2008-07-24 | Earth To Air Systems, Llc | Multi-faceted designs for a direct exchange geothermal heating/cooling system |
| CN101988716A (en) * | 2009-07-31 | 2011-03-23 | 詹平治 | Solar energy hydrothermal/compressed and condensed hydrothermal floor heating apparatus |
| CN102865621A (en) * | 2012-10-12 | 2013-01-09 | 陕西华夏新能源科技有限公司 | System and method for solar energy centralized hot water supply for high-rise residence |
| CN103335454A (en) * | 2013-06-21 | 2013-10-02 | 安徽中家智锐科技有限公司 | Air source heat pump device with solar hot water auxiliary defrosting function and use method thereof |
| CN105571220A (en) * | 2016-02-23 | 2016-05-11 | 山东富特能源管理股份有限公司 | Regeneration method for defrosting anti-freezing solution for air cooled heat pump |
| CN207540223U (en) * | 2017-09-15 | 2018-06-26 | 樊永信 | A kind of solar energy defrosting system for refrigeration house suitable for indirect refrigeration system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708380A (en) * | 2019-01-05 | 2019-05-03 | 天津大学 | A kind of cold storage refrigerating system and working method based on solar energy PV/T technology |
| CN109708380B (en) * | 2019-01-05 | 2023-10-31 | 天津大学 | Cold storage refrigeration system based on solar PV/T technology and working method |
| CN110160282A (en) * | 2019-05-21 | 2019-08-23 | 安徽晋煤中能化工股份有限公司 | A kind of refrigeration system and method based on solar energy |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180907 |
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| WD01 | Invention patent application deemed withdrawn after publication |