CN106091504A - A kind of refrigerator with automatic defrosting system and defrosting control method thereof - Google Patents
A kind of refrigerator with automatic defrosting system and defrosting control method thereof Download PDFInfo
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- CN106091504A CN106091504A CN201610436161.4A CN201610436161A CN106091504A CN 106091504 A CN106091504 A CN 106091504A CN 201610436161 A CN201610436161 A CN 201610436161A CN 106091504 A CN106091504 A CN 106091504A
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- Prior art keywords
- refrigerator
- vaporizer
- defrosting
- compressor
- condition
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Classifications
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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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/02—Defrosting cycles
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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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
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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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2347/00—Details for preventing or removing deposits or corrosion
- F25B2347/02—Details of defrosting cycles
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Defrosting Systems (AREA)
Abstract
A kind of refrigerator with automatic defrosting system and defrosting control method thereof, this refrigerator includes compressor, condenser, device for drying and filtering, three-way valve, the first capillary tube, the second capillary tube, the first vaporizer, the second vaporizer, blower fan, check valve, gas-liquid separator, electromagnetic valve, relative humidity sensor and controller;During cooling condition, cold-producing medium evaporates in the first vaporizer after the first capillary-compensated and produces cold;During collection frost operating mode, cold-producing medium flows into the second vaporizer through the second capillary tube, and blower fan drives refrigerator inner air forced convertion by the second vaporizer and to send phase transformation and condense into frost, thus reaches to collect frost purpose;During defrosting operating condition, the high temperature refrigerant that compressor is discharged is directly entered the second vaporizer through electromagnetic valve and carries out defrost;After compressor start, first running collection frost operating mode and catch the steam within refrigerator, rerun cooling condition, judges whether to run defrosting operating condition according to defrosting decision condition;This refrigerator can accomplish that internal face is frostless, automatic defrosting and accurately and timely, also can guarantee that refrigeration.
Description
Technical field
The invention belongs to refrigerating appliance and refrigerator technical field, be specifically related to a kind of refrigerator with automatic defrosting system and
Its defrosting control method.
Background technology
Small commercial horizontal refrigerator i.e. has white refrigerator at present, and its evaporation coil is wrapped in refrigerator inwall, refrigerator refrigerating operaton
Time rely on Effect of Nature Convection that internal food even load is lowered the temperature.Owing to switch gate and door seal are poorly sealed frequently
Time, steam damp and hot in environment can enter room between refrigerator, and the steam in food even load also can be dispersed between refrigerator indoor simultaneously,
Refrigerator inwall there will be frosting situation the most in use for some time, can increase when frosting is blocked up in evaporation coil and refrigerator
Thermal resistance between air, hinders the heat exchange of evaporator surface, thus reduces refrigerating efficiency, affect refrigeration, compressor
The time run also can extend accordingly and then increase power consumption, and therefore refrigerator to defrost timely.The defrosting that refrigerator is conventional at present
Mode is that armstrong's patent defrosting roots out frost such as ice scraper/cork, and this kind of method needs to soar food even load in refrigerator, time-consuming takes
Power, may damage inner bag or refrigeration pipe and be not easy Ex-all;The defrosting of Defrost method the most manually judges to deposit opportunity
At the biggest subjectivity, there is no definite defrosting decision condition;The party that defrosted causes frosting the thickest, defrosting time longer and
It is difficult to Ex-all;Defrosting can cause defrosting excessively frequent too early, thus reduces energy utilization rate.
Summary of the invention
In order to solve the problem that above-mentioned prior art exists, it is an object of the invention to provide one and there is automatic defrosting merit
The refrigerator of energy and defrosting control method thereof, guide the steam frosting on the second vaporizer in refrigerator, so that refrigerator internal face
Frostlessization;When reaching defrosting condition, it is interior to vaporizer that the high temperature refrigerant that compressor is discharged enters the second heat exchange pipe of evaporator
Outside carry out defrost, defrosting water in drain pipe flows to the water pond of compressor upper end, defrosting water under the effect of heat of compressor
Complete evaporation.
In order to achieve the above object, the present invention adopts the following technical scheme that
A kind of refrigerator with automatic defrosting system, including compressor 1, is connected to the cold of compressor 1 gas exhaust piping in turn
Condenser 2, device for drying and filtering 3 and three-way valve 4, an outlet of three-way valve 4 is sequentially connected in series the first capillary tube 5 and the first vaporizer 7,
Another outlet is sequentially connected in series second capillary tube the 6, second vaporizer 8, and check valve 10, with gas-liquid after the loop parallel connection of two concatenations
Separator 11 connects, and gas-liquid separator 11 outlet connects compressor 1 entrance;Also include being connected to compressor 1 gas exhaust piping and
Electromagnetic valve 12 between two vaporizer 8 imports and be arranged on the blower fan 9 near the second vaporizer 8;Described compressor 1, threeway
Valve 4, electromagnetic valve 12, blower fan 9 are all connected with controller 14, also include the refrigerator compartment temperature sensor being connected with controller 14
13;Described compressor 1, condenser 2, device for drying and filtering 3, three-way valve the 4, first capillary tube the 5, first vaporizer 7, gas-liquid separator
11 are linked in sequence successively constitutes cooling condition loop;Described compressor 1, condenser 2, device for drying and filtering 3,4, second mao of three-way valve
Tubule the 6, second vaporizer 8, check valve 10, gas-liquid separator 11 are linked in sequence successively and constitute collection frost operating mode loop;Described compression
Machine 1, electromagnetic valve the 12, second vaporizer 8, check valve 10, gas-liquid separator 11 are linked in sequence successively and constitute defrosting operating condition loop.
Described first vaporizer 7 is wrapped in refrigerator inwall;It is perpendicular that described second vaporizer 8 and blower fan 9 are arranged in refrigerator
In straight air channel, this vertical air channel is arranged in pressure top, storehouse, and this vertical air channel upper bit is air inlet, and bottom, vertical air channel is for going out
Air port;Described refrigerator compartment temperature sensor 13 is arranged in refrigerator middle and upper part.
Described controller 14 has the function of timer.
The length of described second capillary tube 6 is more than the length of the first capillary tube 5.
Described blower fan 9 only works under collection frost operating mode.
Described check valve 10 is prevented from cold-producing medium and is moved to the second vaporizer 8 by the first vaporizer 7 or gas-liquid separator 11
Move.
The defrosting control method of a kind of refrigerator with automatic defrosting system described above, comprises the steps:
Step 1: after compressor 1 starts, first refrigerator runs and collects frost operating mode, and starts the accumulation collection frost operating mode operation time
T1, when controller 14 detects t1 >=t2, refrigerator reaches cooling condition condition, wherein: t2 is the setting time 5~60min;
Step 2: controller 14 sends instruction and is switched to cooling condition operation, when controller 14 detects that compressor 1 is at collection
When total run time t3 under frost operating mode reaches the integral multiple setting defrosting cycle t4, refrigerator reaches defrosting operating condition condition;Work as control
When device 14 detects the integral multiple that t3 not up to sets defrosting cycle t4, then continue refrigerator compartment temperature T1 is judged, when
Then return cooling condition during T1 > T2 to run, as T1≤T2, then entrance step 4, wherein: t4 is setting time 0.5~30 days,
T2 is design temperature-35~-10 DEG C;
Step 3: controller 14 sends instruction and is switched to defrosting operating condition operation, and starts the accumulation defrosting operating condition operation time
T5, the high temperature refrigerant that now compressor 1 is discharged flows directly into the second vaporizer 8 through electromagnetic valve 12 and defrosts, and blower fan 9 is for shutting down shape
State, defrosting water, in drain pipe flows into the water pond on compressor top, utilizes the waste heat of compressor to make defrosting water evaporate;Work as controller
14 reach the termination condition that defrosts when t5 >=t6 being detected, wherein t6 is the setting time 10~100min;
Step 4: controller 14 sends instruction compression machine 1 and quits work, collection frost operating mode runs time t3 and defrosting operating condition fortune
Row time t5 resets.
The most relatively, the present invention possesses following advantage:
1, automatic defrosting.Defrosting control system, according to defrosting decision condition, can carry out automatic defrosting, more existing than refrigerator
The machinery Defrost method such as ice scraper defrosting is simpler, convenience, power saving, save time.
2, can guarantee that refrigeration.Need not take out the food even load in refrigerator during defrosting, and during defrosting refrigerator without
Need power-off, and collect the refrigeration during also refrigerator being freezed thus ensure that defrosting when frost operating mode being run.
3, collection frost effect can be played.Second capillary pipe length of this refrigerator is more than the first capillary tube, thus in collection frost work
Under condition, cold-producing medium evaporating temperature in the second vaporizer is lower such that it is able to effectively guide the steam in refrigerator to steam second
Send out device surface condensation, alleviate the first evaporator surface i.e. frosting of refrigerator internal face, improve the heat exchange effect of the first vaporizer
Rate and refrigeration.
Accompanying drawing explanation
Fig. 1 is the structure composition diagram of a kind of refrigerator with automatic defrosting system.
Fig. 2 is the preferably layout schematic diagram of the second vaporizer and blower fan in this refrigerator.
Fig. 3 is the defrosting control method flow chart of this refrigerator.
Detailed description of the invention
The present invention is described in detail with detailed description of the invention below in conjunction with the accompanying drawings.
As it is shown in figure 1, a kind of refrigerator with automatic defrosting system of the present invention, including compressor 1, condenser 2, dried
Filter 3, three-way valve 4, the first capillary tube 5, the second capillary tube 6, the first vaporizer 7, the second vaporizer 8, blower fan 9, check valve 10,
Gas-liquid separator 11, electromagnetic valve 12, refrigerator compartment temperature sensor 13, controller 14.The length of described second capillary tube 6 is more than
The length of the first capillary tube 5;Described first vaporizer 7 is wrapped in refrigerator inwall;Described second vaporizer 8 is fin tube type heat exchange
Device;The import of described three-way valve 4 is connected with device for drying and filtering 3, and an outlet of described three-way valve 4 is connected with the first capillary tube 5,
Another outlet of described three-way valve 4 is connected with the second capillary tube 6;After described first capillary tube 5 concatenates with the first vaporizer 7
Pipeline, the pipeline after concatenating with the second capillary tube 6 and the second vaporizer 8, check valve 10 is parallel relationship, and this parallel pipeline connects
Between three-way valve 4 and gas-liquid separator 11;Described electromagnetic valve 12 is connected to gas exhaust piping and second vaporizer 8 of compressor 1
Import between;Described refrigerator compartment temperature sensor 13 is arranged in inside refrigerator;Described compressor 1, three-way valve 4, blower fan 9,
Electromagnetic valve 12, refrigerator compartment temperature sensor 13 is all connected with described controller 14, and described controller 14 has the merit of timer
Energy.
Described compressor 1, condenser 2, device for drying and filtering 3, three-way valve 4, the first capillary tube 5, the first vaporizer 7, gas-liquid
Separator 11 is linked in sequence successively and constitutes cooling condition loop.
Described compressor 1, condenser 2, device for drying and filtering 3, three-way valve 4, the second capillary tube 6, the second vaporizer 8, unidirectional
Valve 10, gas-liquid separator 11 is linked in sequence successively and constitutes collection frost operating mode loop.
Described compressor 1, electromagnetic valve 12, the second vaporizer 8, check valve 10, gas-liquid separator 11 is linked in sequence structure successively
Become defrosting operating condition loop.
Generally after compressor start, first refrigerator runs collection frost operating mode, and under collection frost operating mode, cold-producing medium is through second mao
Tubule 6 flows into the second vaporizer 8, the length of the second capillary tube 6 more than the length of the first hollow billet 5, cold-producing medium throttle degree big because of
And evaporating temperature in the second vaporizer 8 is low, when blower fan 9 drives refrigerator inner air forced convertion by the second vaporizer, water
Vapour undergoes phase transition on the second vaporizer 8 surface that temperature is relatively low and condenses into frost, thus reaches to collect frost purpose, reduces in the first evaporation
The device 7 surface i.e. frost layer of refrigerator inwall.After collection frost operating mode runs a period of time, controller 14 sends instruction and is switched to cooling condition
Loop, cold-producing medium flows through cooling condition loop, and in the first vaporizer 7, food even load is lowered the temperature by evaporation generation cold;
When cooling condition runs, the total run time under collection frost operating mode is judged by controller 4, if is switched to defrosting operating condition and returns
Road;Under defrosting operating condition, the high temperature refrigerant that compressor 1 is discharged is directly entered the heat exchanger tube of the second vaporizer 8 through electromagnetic valve 12
The frost layer of interior heat exchanger outside wall surface carries out defrost, and now blower fan 9 is in stopped status, and defrosting water flows into compressor through drain pipe
In the drip tray on top, the waste heat of compressor is utilized to make defrosting water evaporate.
As in figure 2 it is shown, the second vaporizer in refrigerator in the present invention, the preferably layout schematic diagram of blower fan, including compressor 1,
Second vaporizer 8, blower fan 9, drip tray 15, drain pipe 16, air outlet 17, air channel 18, air inlet 19.Described second vaporizer 8,
Blower fan 9 is arranged in vertical air channel 18, and air inlet 19 is arranged in the top in vertical air channel 18, and air outlet 17 is arranged in vertical air channel
The bottom of 18, this vertical air channel 18 is arranged in pressure top, storehouse;Under collection frost operating mode, air outlet 17, air inlet 19 are in opening shape
State, blower fan 9 is in running order, drives air indoor between refrigerator by air inlet 19 forced convertion by the second vaporizer 8, water
Vapour is aggregated into frost on the second vaporizer 8, returns to room between refrigerator by air outlet 17;Under cooling condition and defrosting operating condition, blower fan 9
Being in stopped status, air outlet 17, air inlet 19 are in closed mode;Under defrosting operating condition, the high temperature system that compressor 1 is discharged
Cryogen is directly entered the interior frost layer to the second vaporizer 8 outer surface of heat exchanger tube of the second vaporizer 8 and carries out defrost, and defrosting water is through row
Water pipe 16 flows in the drip tray 15 being arranged in compressor 1 top, utilizes the waste heat of compressor 1 to make defrosting water evaporate.
As it is shown on figure 3, the defrosting control method of a kind of refrigerator with automatic defrosting system of the present invention, including walking as follows
Rapid:
Step 1: after compressor 1 starts, first refrigerator runs and collects frost operating mode, and starts the accumulation collection frost operating mode operation time
T1, when controller 14 detects t1 >=t2, refrigerator reaches cooling condition condition, wherein: t2 is the setting time 5~60min;
Step 2: controller 14 sends instruction and is switched to cooling condition operation, when controller 14 detects that compressor 1 is at collection
When total run time t3 under frost operating mode reaches the integral multiple setting defrosting cycle t4, refrigerator reaches defrosting operating condition condition;Work as control
When device 14 detects the integral multiple that t3 not up to sets defrosting cycle t4, then continue refrigerator compartment temperature T1 is judged, when
Then return cooling condition during T1 > T2 to run, as T1≤T2, then entrance step 4, wherein: t4 is setting time 0.5~30 days,
T2 is design temperature-35~-10 DEG C;
Step 3: controller 14 sends instruction and is switched to defrosting operating condition operation, and starts the accumulation defrosting operating condition operation time
T5, the high temperature refrigerant that now compressor 1 is discharged flows directly into the second vaporizer 8 through electromagnetic valve 12 and defrosts, and blower fan 9 is for shutting down shape
State, defrosting water, in drain pipe flows into the water pond on compressor top, utilizes the waste heat of compressor to make defrosting water evaporate;Work as controller
14 reach the termination condition that defrosts when t5 >=t6 being detected, wherein t6 is the setting time 10~100min;
Step 4: controller 14 sends instruction compression machine 1 and quits work, collection frost operating mode runs time t3 and defrosting operating condition fortune
Row time t5 resets.
Claims (8)
1. a refrigerator with automatic defrosting system, it is characterised in that: include compressor (1), be connected to compressor (1) in turn
The condenser (2) of gas exhaust piping, device for drying and filtering (3) and three-way valve (4), an outlet of three-way valve (4) is sequentially connected in series first
Capillary tube (5) and the first vaporizer (7), another outlet is sequentially connected in series the second capillary tube (6), the second vaporizer (8), and unidirectional
Valve (10), is connected with gas-liquid separator (11) after the loop parallel connection of two concatenations, and gas-liquid separator (11) outlet connects compressor (1)
Entrance;Also include the electromagnetic valve (12) being connected between compressor (1) gas exhaust piping and the second vaporizer (8) import and arrange
Blower fan (9) near the second vaporizer (8);Described compressor (1), three-way valve (4), electromagnetic valve (12), blower fan (9) all with control
Device processed (14) connects, and also includes refrigerator compartment temperature sensor (13) being connected with controller (14);Described compressor (1), cold
Condenser (2), device for drying and filtering (3), three-way valve (4), the first capillary tube (5), the first vaporizer (7), gas-liquid separator (11) depend on
The secondary composition cooling condition loop that is linked in sequence;Described compressor (1), condenser (2), device for drying and filtering (3), three-way valve (4),
Two capillary tubies (6), the second vaporizer (8), check valve (10), gas-liquid separator (11) successively be linked in sequence composition collection frost operating mode return
Road;Described compressor (1), electromagnetic valve (12), the second vaporizer (8), check valve (10), gas-liquid separator (11) order successively connects
Connect composition defrosting operating condition loop.
A kind of refrigerator with automatic defrosting system the most according to claim 1, it is characterised in that: described first vaporizer
(7) refrigerator inwall it is wrapped in;In the vertical air channel that described second vaporizer (8) and blower fan (9) are arranged in refrigerator, this vertical wind
Road is arranged in pressure top, storehouse, and this vertical air channel upper bit is air inlet, and bottom, vertical air channel is air outlet;Room between described refrigerator
Temperature sensor (13) is arranged in refrigerator middle and upper part.
A kind of refrigerator with automatic defrosting system the most according to claim 1, it is characterised in that: described controller (14)
There is the function of timer.
A kind of refrigerator with automatic defrosting system the most according to claim 1, it is characterised in that: described second capillary tube
(6) length is more than the length of the first capillary tube (5).
A kind of refrigerator with automatic defrosting system the most according to claim 1, it is characterised in that: described blower fan (9) is only
Work under collection frost operating mode.
A kind of refrigerator with automatic defrosting system the most according to claim 1, it is characterised in that: described second vaporizer
(8) it is fin-tube heat exchanger.
A kind of refrigerator with automatic defrosting system the most according to claim 1, it is characterised in that: described check valve (10)
It is prevented from cold-producing medium to be migrated to the second vaporizer (8) by the first vaporizer (7) or gas-liquid separator (11).
8. the defrosting control method of a kind of refrigerator with automatic defrosting system described in any one of claim 1-7, its feature exists
In: comprise the steps:
Step 1: after compressor (1) starts, first refrigerator runs and collects frost operating mode, and starts accumulation collection frost operating mode operation time t1,
When controller (14) detects t1 >=t2, refrigerator reaches cooling condition condition, wherein: t2 is the setting time 5~60min;
Step 2: controller (14) sends instruction and is switched to cooling condition operation, when controller (14) detects that compressor (1) exists
When total run time t3 under collection frost operating mode reaches the integral multiple setting defrosting cycle t4, refrigerator reaches defrosting operating condition condition;Work as control
When device processed (14) detects the integral multiple that t3 not up to sets defrosting cycle t4, then continue refrigerator compartment temperature T1 is sentenced
Fixed, then return cooling condition as T1 > T2 and run, as T1≤T2, then enter step 4, wherein: t4 be the setting time 0.5~
30 days, T2 was design temperature-35~-10 DEG C;
Step 3: controller (14) sends instruction and is switched to defrosting operating condition operation, and starts accumulation defrosting operating condition operation time t5,
The high temperature refrigerant that now compressor (1) is discharged flows directly into the second vaporizer (8) defrosting through electromagnetic valve (12), and blower fan (9) is
Stopped status, defrosting water, in drain pipe flows into the water pond on compressor top, utilizes the waste heat of compressor to make defrosting water evaporate;When
Controller (14) reaches the termination condition that defrosts when t5 >=t6 being detected, wherein t6 is the setting time 10~100min;
Step 4: controller (14) sends instruction compression machine (1) and quits work, collection frost operating mode runs time t3 and defrosting operating condition fortune
Row time t5 resets.
Priority Applications (1)
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CN201610436161.4A CN106091504A (en) | 2016-06-17 | 2016-06-17 | A kind of refrigerator with automatic defrosting system and defrosting control method thereof |
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CN201610436161.4A CN106091504A (en) | 2016-06-17 | 2016-06-17 | A kind of refrigerator with automatic defrosting system and defrosting control method thereof |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108592498A (en) * | 2018-05-10 | 2018-09-28 | 西安交通大学 | For parallel circulating system of the dual temperature refrigerator with hot gas defrosting and cold recovery |
CN108981272A (en) * | 2018-08-07 | 2018-12-11 | 浙江华美电器制造有限公司 | Refrigeration system of refrigerator with defrosting function |
CN109387018A (en) * | 2017-08-04 | 2019-02-26 | 青岛海尔特种电冰柜有限公司 | Refrigeration equipment and its defrosting control method with automatic defrosting system |
CN109737662A (en) * | 2018-12-25 | 2019-05-10 | 西安交通大学 | A kind of horizontal frostless refrigeration system of refrigerator of compact and defrosting control method |
CN112432413A (en) * | 2020-11-26 | 2021-03-02 | 澳柯玛股份有限公司 | Defrosting system for refrigerator and air-cooled refrigerator |
CN112984897A (en) * | 2021-02-08 | 2021-06-18 | 青岛海尔生物医疗股份有限公司 | Refrigerator and humidity control method for refrigerator |
CN114646178A (en) * | 2020-12-17 | 2022-06-21 | 青岛海尔生物医疗股份有限公司 | Defrosting control method and refrigeration equipment |
TWI785422B (en) * | 2020-01-16 | 2022-12-01 | 日商日立江森自控空調有限公司 | Refrigeration cycle, air-conditioner, and method for operating the same |
CN118031487A (en) * | 2024-04-15 | 2024-05-14 | 上海东方低碳科技产业股份有限公司 | Energy-saving refrigeration equipment with self-adaptive function |
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109387018A (en) * | 2017-08-04 | 2019-02-26 | 青岛海尔特种电冰柜有限公司 | Refrigeration equipment and its defrosting control method with automatic defrosting system |
CN108592498A (en) * | 2018-05-10 | 2018-09-28 | 西安交通大学 | For parallel circulating system of the dual temperature refrigerator with hot gas defrosting and cold recovery |
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CN109737662A (en) * | 2018-12-25 | 2019-05-10 | 西安交通大学 | A kind of horizontal frostless refrigeration system of refrigerator of compact and defrosting control method |
TWI785422B (en) * | 2020-01-16 | 2022-12-01 | 日商日立江森自控空調有限公司 | Refrigeration cycle, air-conditioner, and method for operating the same |
CN112432413A (en) * | 2020-11-26 | 2021-03-02 | 澳柯玛股份有限公司 | Defrosting system for refrigerator and air-cooled refrigerator |
CN114646178A (en) * | 2020-12-17 | 2022-06-21 | 青岛海尔生物医疗股份有限公司 | Defrosting control method and refrigeration equipment |
CN114646178B (en) * | 2020-12-17 | 2023-09-15 | 青岛海尔生物医疗股份有限公司 | Defrosting control method and refrigeration equipment |
CN112984897A (en) * | 2021-02-08 | 2021-06-18 | 青岛海尔生物医疗股份有限公司 | Refrigerator and humidity control method for refrigerator |
CN118031487A (en) * | 2024-04-15 | 2024-05-14 | 上海东方低碳科技产业股份有限公司 | Energy-saving refrigeration equipment with self-adaptive function |
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Application publication date: 20161109 |