CN108195106A - The control method and device of hot fluorine defrosting refrigerating system, freezer - Google Patents
The control method and device of hot fluorine defrosting refrigerating system, freezer Download PDFInfo
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- CN108195106A CN108195106A CN201711174220.6A CN201711174220A CN108195106A CN 108195106 A CN108195106 A CN 108195106A CN 201711174220 A CN201711174220 A CN 201711174220A CN 108195106 A CN108195106 A CN 108195106A
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- Prior art keywords
- default
- freezer
- temperature value
- cold
- defrosting
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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
-
- 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
- F25D21/002—Defroster control
- F25D21/004—Control mechanisms
Abstract
The invention discloses the control method and device of a kind of hot fluorine defrosting refrigerating system, freezer.Wherein, which includes:Condenser, for freezing to default freezer;Heat reclamation device is connect with the condenser, for being recycled to the heat generated during the condenser working;Cold-storage device, for when the default freezer carries out defrosting work, being recycled to the cold of generation.The energy consumption that the present invention solves hot fluorine defrosting refrigerating system in the relevant technologies wastes the technical issues of serious.
Description
Technical field
The present invention relates to air conditioner energy saving field, in particular to the controlling party of a kind of hot fluorine defrosting refrigerating system, freezer
Method and device.
Background technology
With the development of the times, living standard be continuously improved, the daily necessities such as veterinary antibiotics and egg it is fresh-keeping and short
It deposits, the long-time storages such as meat products, pharmaceuticals and pulp have expedited the emergence of the fast development of freezer industry, including cold storing and fresh-keeping library, gas
Adjust the libraries types such as library, medium temperature freezer, cryogenic freezing library, low-temperature quick-freezing library and ultra low temperature cool house.
The running of entire freezer collocation logistics, energy consumption is huge, and refrigeration system is wherein energy consumption accounting the best part, consumption
Electricity and operation maintenance management cost account for about the 50% of entire freezer logistics system cost.Energy is built in response to national energy-saving emission reduction
The call of consumption, it is necessary to processing is optimized to traditional refrigeration system, early stage investment and later stage running cost is reduced, improves industry
The main turnover reduces unnecessary energy waste.In the relevant technologies, for refrigeration system, can include by the use of ammonia or freon as
Refrigerant, early stage refrigeration system, by the use of ammonia as refrigerant, equipment is huge, and complexity is safeguarded in operation management, and has inflammable and explosive wind
Danger.Nowadays using fluorine system system as the freezer system of mainstream, simple with its part of appliance, total system is compact, captures refrigeration rapidly
The half of the country in market.
The development of fluorine system system is gradually ripe at present, and the common optimization point of system has, and energy is realized using variable speed compressor
Amount, which is adjusted, adapts to the variation of freezer internal loading, and cold plate changing device was used, which to improve refrigerating capacity, increases efficiency, uses evaporative condenser
Steady control degree of supercooling carries out real-time response, these new improved technologies and measure using heating power expansion valve to air-cooler evaporation situation
Almost by system optimization to most power save mode;But it is found during use, the freezer air-cooler of the middle following warm area of low temperature or steaming
Quotation pipe defrosting accounts for the high energy consumption of comparison.
It is united at present for refrigeration end using the fluorine system of air-cooler, installation maintenance is simple, and initial outlay is small, can quickly put into
It uses, it is deep by Construction Party's favorable comment.Common Defrost mode has water defrosting, electric heated defrosting and hot fluorine to hold frost.Novel hot fluorine melts
White technology, defrosting is quick and easy, energy intelligentized control method, however energy consumption is higher.
The problem of serious is wasted for the energy consumption of fluorine defrosting refrigerating system hot in the relevant technologies, is not yet proposed at present effective
Solution.
Invention content
An embodiment of the present invention provides the control method and device of a kind of hot fluorine defrosting refrigerating system, freezer, at least to solve
The technical issues of certainly the energy consumption waste of hot fluorine defrosting refrigerating system is serious in the relevant technologies.
One side according to embodiments of the present invention provides a kind of hot fluorine defrosting refrigerating system, including:Condenser is used
Freeze in default freezer;Heat reclamation device connect with the condenser, for being generated during the condenser working
Heat is recycled;Cold-storage device, for when the default freezer carries out defrosting work, being returned to the cold of generation
Receipts processing.
Further, the system also includes:Gas-liquid separator is connect with the cold-storage device, for the cold-storage
The hot gas of device recycling is handled;Economizer is connect with the cold-storage device, for providing cold liquid to the cold-storage device.
Another aspect according to embodiments of the present invention additionally provides a kind of control method of freezer, applied to any of the above-described
Hot fluorine defrosting refrigerating system described in, wherein, the hot fluorine defrosting refrigerating system includes at least:Multiple freezers, the method
Including:When default freezer is not keyed up in the multiple freezer, the current storehouse temperature value of the default freezer is detected;Calculate institute
The difference of current storehouse temperature value and default storehouse temperature value is stated, obtains storehouse temperature difference;Judge the storehouse temperature difference
Whether default storehouse temperature difference is more than or equal to;Storehouse temperature difference is preset judging that the storehouse temperature difference is more than or equal to
In the case of, the control default freezer booting.
Further, after the default freezer booting, including:Detect the water of the heat recovery water in the default freezer
Temperature is recycled water temperature value;Judge the recycling water temperature value whether less than default recuperation of heat opening temperature value;Described in judging
In the case of water temperature value is recycled less than default recuperation of heat opening temperature value, control heat reclamation device is opened.
Further, after the default freezer booting, including:When detecting the current defrosting interval of the default freezer
It is long;Judge whether the current defrosting interval duration reaches default defrosting cycle duration;When judging the current defrosting interval
In the case that length reaches default defrosting cycle duration, default defrosting instruction is sent out, wherein, the default defrosting instructs to control
The default freezer carries out defrosting work.
Further, after default defrosting instruction is sent out, including:The fin temperature value of detection defrosting fin;Judge institute
Fin temperature value is stated whether less than default defrosting temperature value;Judging the fin temperature value less than default defrosting temperature value
In the case of, the default freezer is controlled to carry out defrosting work.
Further, include when the default freezer is controlled to carry out defrosting work:Detection is connected with the default freezer
Cold-storage temperature value in the default cold-storage apparatus of the freezer connect, wherein, the default cold-storage apparatus is cold to be loaded in cold-storage device
The equipment of liquid;Judge whether the cold-storage temperature value is more than or equal to default cold-storage temperature value;Judging that the cold-storage temperature value is big
In the case of equal to default cold-storage temperature value, the cold-storage device is controlled to open.
Further, including:After the default freezer booting operation, the current storehouse temperature of the default freezer is detected
Value;The difference of the current storehouse temperature value and default storehouse temperature value is calculated, obtains storehouse temperature difference;Judge in the library
Whether temperature gap, which is less than, is equal to default storehouse temperature difference;It is equal in default library judging that the storehouse temperature difference is less than
In the case of temperature gap, the control default freezer is shut down.
Another aspect according to embodiments of the present invention additionally provides a kind of control device of freezer, applied to any of the above-described
Hot fluorine defrosting refrigerating system described in, wherein, the hot fluorine defrosting refrigerating system includes at least:Multiple freezers, described device
Including:Detection unit, when being not keyed up for presetting freezer in the multiple freezer, in the current library of the detection default freezer
Temperature value;Computing unit for calculating the difference of the current storehouse temperature value and default storehouse temperature value, obtains storehouse temperature
Difference;Judging unit, for judging whether the storehouse temperature difference is more than or equal to default storehouse temperature difference;Control unit,
For in the case where judging that the storehouse temperature difference is more than or equal to default storehouse temperature difference, controlling the default freezer
Booting.
Further, including:Detection module, for after the default freezer booting, detecting in the default freezer
The water temperature of heat recovery water, is recycled water temperature value;Judgment module, for judging whether the recycling water temperature value returns less than default heat
Receive opening temperature value;Control module, for judging feelings of the recycling water temperature value less than default recuperation of heat opening temperature value
Under condition, control heat reclamation device is opened.
Another aspect according to embodiments of the present invention, additionally provides a kind of storage medium, and the storage medium includes storage
Program, wherein, equipment where the storage medium is controlled when described program is run performs cold described in above-mentioned any one
The control method in library.
Another aspect according to embodiments of the present invention additionally provides a kind of processor, and the processor is used to run program,
Wherein, the control method of the freezer described in above-mentioned any one is performed when described program is run.
In embodiments of the present invention, heat reclamation device and cold-storage device can be increased in default freezer, passes through recuperation of heat
The heat that device generates the condenser preset in freezer is recycled, and default freezer is being carried out using cold-storage device
During defrosting work, the cold of generation is recycled.In the refrigeration system, the realization pair of increased two devices can be passed through
The heat and cold generated in the course of work of freezer is recycled, and so as to efficiently use these energy, reduces energy consumption wave
Take, and then the energy consumption for solving hot fluorine defrosting refrigerating system in the relevant technologies wastes the technical issues of serious.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and forms the part of the application, this hair
Bright illustrative embodiments and their description do not constitute improper limitations of the present invention for explaining the present invention.In the accompanying drawings:
Fig. 1 be according to embodiments of the present invention in a kind of hot fluorine defrosting refrigerating system schematic diagram;
Fig. 2 is the schematic diagram of the hot fluorine defrosting refrigerating system of another kind according to embodiments of the present invention;
Fig. 3 is a kind of schematic diagram of freezer pipeline of fans according to embodiments of the present invention;
Fig. 4 is the flow chart of the control method of freezer according to embodiments of the present invention;
Fig. 5 is the schematic diagram of the control device of freezer according to embodiments of the present invention.
Specific embodiment
In order to which those skilled in the art is made to more fully understand the present invention program, below in conjunction in the embodiment of the present invention
The technical solution in the embodiment of the present invention is clearly and completely described in attached drawing, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's all other embodiments obtained without making creative work should all belong to the model that the present invention protects
It encloses.
It should be noted that term " first " in description and claims of this specification and above-mentioned attached drawing, "
Two " etc. be the object for distinguishing similar, and specific sequence or precedence are described without being used for.It should be appreciated that it uses in this way
Data can be interchanged in the appropriate case, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, be not necessarily limited to for example, containing the process of series of steps or unit, method, system, product or equipment
Those steps or unit clearly listed, but may include not listing clearly or for these processes, method, product
Or the intrinsic other steps of equipment or unit.
Understand the present invention for ease of user, solution is made to the part term involved in various embodiments of the present invention or noun below
It releases:
Economizer, i.e. heat exchanger absorb heat so as to obtain another part refrigerant by refrigerant itself throttling and evaporation
To supercooling.
It can be applied in the embodiment of the present invention in various freezer equipments, which can be different types of freezer
Equipment, generally comprises compressor, condenser, throttle valve and evaporation tube etc., and the mode of cooling can include directly cooling and indirect
Cooling, directly cooling can when passing through evaporation tube using liquid coolant, directly be absorbed the heat in storehouse and cool down, and
It can be that air blower aspirates the air in storehouse into air-cooling apparatus to connect cooling, and the evaporation tube that air is cooled in device is inhaled
After heat, it is re-fed into Ku Nei and cools down.The condensed fluid used in the embodiment of the present invention can include:Ammonia, freon.Due to correlation
It in technology when carrying out freezer refrigerating, can not control effectively to the energy consumption in process of refrigerastion, energy consumption waste, this hair can be generated
Effectively profit can be carried out to the heat and cold that are generated in refrigeration freezer operational process by two retracting devices in bright embodiment
With so as to efficiently use energy, reduction energy consumption waste.
System in following embodiments can be applied in the freezer of different area refrigeration, such as 5000 square metres of freezer,
The cold that can be in the process generated to the heat generated during freezer refrigerating and defrosting effectively be freezed, and by multiple freezers
Connection uses, with the defrosting that links.
Fig. 1 be according to embodiments of the present invention in a kind of hot fluorine defrosting refrigerating system schematic diagram, as shown in Figure 1, this is
System can include:Condenser 11, for freezing to default freezer;Heat reclamation device 13, connect with condenser, for cold
The heat that condenser generates when working is recycled;Cold-storage device 15, for when default freezer carries out defrosting work, to production
Raw cold is recycled.
The heat that heat reclamation device 13 recycles can be by cool water heating, so as to which the hot water after heating is applied to production and living
In, for example, for washing one's hands, doing washing, in addition, the heat that heat reclamation device 13 recycles can be also used for other places, for example, taking
In warm.For the cold that cold-storage device 15 recycles, miscellaneous equipment cooling can be supplied and used, warm water is being passed through into cold-storage device 15
After processing, chilled water can be obtained, which can use in central air-conditioning.
Wherein, above-mentioned cold-storage device 15 can be when freezer is defrosted, and cold air condensation be carried out, so as to discharge heat
It is used to defrosting work.The hot gas used is recycled after gas-liquid separator by ice storage barrel, can pass through compressor pressure
Contracting is handled, and is finally discharged by exhaust pipe, by hot gas use during defrosting, accelerates defrosting process.
By above-mentioned refrigeration system, heat reclamation device 13 and cold-storage device 15 can be increased in default freezer, pass through heat
The heat that retracting device 13 generates the condenser 11 preset in freezer is recycled, and using cold-storage device 15 to default
When carrying out defrosting work, the cold of generation is recycled freezer.In the refrigeration system, increased two can be passed through
Device realization is recycled the heat and cold that are generated in the course of work of freezer, so as to efficiently use these energy,
Energy consumption waste is reduced, and then the energy consumption for solving hot fluorine defrosting refrigerating system in the relevant technologies wastes the technical issues of serious.
Wherein, above-mentioned refrigeration system can also include:Gas-liquid separator is connect with cold-storage device, for being filled to cold-storage
The hot gas for putting back into receipts is handled;Economizer is connect with cold-storage device, for providing cold liquid to cold-storage device.Cold-storage is filled
The cold air of generation is put, can refer to cold air, correspondence has corresponding cold, which can be recovered processing.
Wherein, above-mentioned cold-storage device can be in the case where freezer has not used, and preserve additional cold, so as to
Cold air is used in the electric appliance of the air-conditioning equipment of connection or other demand colds.
Optionally, above-mentioned hot fluorine defrosting refrigerating system can include multiple freezers, the pipe of each equipment in each freezer
Road connection can with as shown in Fig. 2, Fig. 2 shows refrigeration system unit pipeline connection in, can include economizer, horizontal storage
Flow container, evaporative condenser, heat regenerator (corresponding above-mentioned heat reclamation device), liquid injection valve, compressor 1, compressor 2, compression
Machine 3, gas-liquid separator, ice storage barrel (corresponding above-mentioned cold-storage device) etc., wherein, economizer and liquid supply pipe 1, liquid supply pipe 2, feed flow
The connections such as the horizontal fluid reservoir of pipe 3, heating power expansion valve, wherein, liquid supply pipe 3 connect (liquid supply pipe 3 is feed flow 3), warp with ice storage barrel
Ji device is also connect with liquid injection valve 1, liquid injection valve 2, liquid injection valve 3, and liquid injection valve 1, liquid injection valve 2, liquid injection valve 3 are all connected on main line,
Main line may be coupled to exhaust pipe and oil return pipe, and main line also with multiple compressors (including compressor 1, compressor 2,
Compressor 3), oil return valve (including oil return valve 1, oil return valve 2, oil return valve 3), multiple angle valves be connected, wherein, each compressor can
A filter vat is connected, multiple filter vats are connected to gas-liquid separator, and gas-liquid separator connects multiple mufflers (including return-air
Pipe 1, muffler 2, muffler 3), wherein, muffler 3 connect (i.e. air-breathing 3 be muffler 3) with ice storage barrel, Fig. 2 shows connection
In system, ice storage barrel not only connects air-breathing 3 (i.e. muffler 3), feed flow 3 (i.e. liquid supply pipe 3), is also connected with chilled water supply pipe, cold
Freeze water recovery tube.In addition, economizer is connect with heating power expansion valve, and heating power expansion valve can be connect with solenoid valve, wherein, electromagnetism
Valve can also be connect with horizontal fluid reservoir, and horizontal fluid reservoir can be connect with evaporative condenser, and evaporative condenser can connect
Water circulating pump, and connected drainage pipe are connect, and heat regenerator can be connect with cold water inlet/outlet pipe, can also be connect with hot device pipe,
Hot device pipe can be connect with oil eliminator, and oil eliminator can be connect with exhaust pipe and oil return pipe.
Can be total to ice storage barrel, air-breathing 3, feed flow 3, chilled water supply pipe, chilled water recovery tube for above-mentioned system
With cold accumulating device by ice is considered as, so as to recycle cold during freezer defrosting, the air conditioner load of Administrative Area is supplied.
Wherein, in above-mentioned hot fluorine defrosting and refrigeration system, can use in multiple freezers, can link between freezer into
Row refrigeration defrosting for example, when a freezer needs defrosting work wherein, can force the target that setting is connect with the freezer cold
Cold accumulating device by ice in library is opened, and to reduce the temperature of ice storage barrel in cold accumulating device by ice, is generated corresponding heat and is removed for the freezer
Frost uses, also, target freezer can also be allowed to open forced refrigeration pattern, so as to fulfill freezer refrigerating.
For heat regenerator, it can be understood as recycling evaporative condenser heat for distributing in refrigeration, so as to allow cold water
The water heating of input pipe input, exports hot water, when evaporative condenser works, needs to carry out water-refilling operation, utilizes recirculated water
Pump carries out water circular treatment, realizes refrigerating operation.
Fig. 3 is a kind of schematic diagram of freezer pipeline of fans according to embodiments of the present invention, as shown in figure 3, the pipeline of fans
In illustrated with two freezers, including freezer 1, freezer 2, wherein, it is Celsius as subzero 25 that freezer 1 sets cryogenic temperature
Degree, freezer 2 set cryogenic temperature as subzero 18 degrees Celsius, wherein, freezer 1 includes air-cooler 1, air-cooler 2, air-cooler
1 connect with heating power expansion valve, solenoid valve, ball valve, and heating power expansion valve can connect with air intake duct 1, liquid supply pipe 1, heating pipe, drain pipe
It connects, air-cooler 2 is identical with the connection mode of air-cooler 1, similarly, for freezer 2, including air-cooler 3, air-cooler 4, cold wind
Machine 3 and air-cooler 4 can be connect with air intake duct 2, liquid supply pipe 2, heating pipe, drain pipe.
According to embodiments of the present invention, a kind of embodiment of the control method of freezer is provided, it should be noted that in attached drawing
Flow the step of illustrating can be performed in the computer system of such as a group of computer-executable instructions, although also,
Show logical order in flow charts, but in some cases, can be performed with the sequence being different from herein it is shown or
The step of description.
Fig. 4 is the flow chart of the control method of freezer according to embodiments of the present invention, the hot fluorine applied to any of the above-described
Defrosting refrigerating system, wherein, hot fluorine defrosting refrigerating system includes at least:Multiple freezers, as shown in figure 4, this method is including as follows
Step:
Step S402 when default freezer is not keyed up in multiple freezers, detects the current storehouse temperature value of default freezer.
Wherein, the particular number of freezer is not limited in the present invention, is illustrated in the embodiment with two, for
The inside setting of each freezer does not limit.It can be applied to above-mentioned hot fluorine defrosting refrigerating system in the control method of the freezer
In.
Optionally, current storehouse temperature value can be the temperature detected in real time, for freezer under different conditions, control into
Row freezer enters corresponding dbjective state, and dbjective state can include but is not limited to:Open freezer, freezer is shut down, freezer operation
Deng.
Step S404 calculates the difference of current storehouse temperature value and default storehouse temperature value, obtains storehouse temperature difference.
Step S406, judges whether storehouse temperature difference is more than or equal to default storehouse temperature difference.
Step S408, in the case where judging that storehouse temperature difference is more than or equal to default storehouse temperature difference, control is pre-
If freezer is switched on.
It is when being not powered on to freezer in above-described embodiment, determines the condition of freezer booting, and freezer is run to cold
The change of library shutdown status can include mode is implemented as follows:After the booting operation of default freezer, the current of default freezer is detected
Storehouse temperature value;The difference of current storehouse temperature value and default storehouse temperature value is calculated, obtains storehouse temperature difference;Judge in library
Whether temperature gap, which is less than, is equal to default storehouse temperature difference;It is equal to default storehouse temperature judging that storehouse temperature difference is less than
In the case of difference, default freezer is controlled to shut down.
Can be by the change of operating status to shutdown status, for shape to freezer immediately for above-mentioned embodiment
The condition that state changes, it can be understood as in the case that storehouse temperature is less than storehouse temperature setting value, into freezer shutdown status.With
Freezer 1 and freezer 2 illustrate, and detect the current storehouse temperature of freezer 1 as t1 (10 degrees Celsius such as subzero), freezer 1 it is pre-
If storehouse temperature value is ts1 (15 degrees Celsius such as subzero), it is kt1 (such as 3 degrees Celsius) to preset storehouse temperature difference, after subtracting each other,
The fiducial value of storehouse temperature difference and default storehouse temperature difference can be obtained, is being judged higher than default storehouse temperature difference
When, it can continue to run with, can shut down freezer if less than preset temperature difference is equal to.
The opening and closing state of heat reclamation device (or heat regenerator) can be controlled, be switched in freezer below
Postrun state can have following methods of operation:The water temperature of heat recovery water in the default freezer of detection, is recycled water temperature
Value;Whether judge to recycle water temperature value less than default recuperation of heat opening temperature value;Judging that recycle water temperature value returns less than default heat
In the case of receiving opening temperature value, control heat reclamation device is opened.
It is not turned on running in above-mentioned judgment step, can be applied to heat reclamation device.Meanwhile for recuperation of heat
After device has been switched on operation, it can be determined that whether the recycling water temperature value of current heat recovery water is more than or equal to recuperation of heat opening temperature
Value, if in the case of judging that recycling water temperature value is more than or equal to default recovered temperature value, control heat reclamation device is closed.
, below can be to how to open defrosting for how heat reclamation device to be controlled to be illustrated in the above embodiment
Operation mode illustrates.
Wherein, after the booting of default freezer, including:The current defrosting interval duration of the default freezer of detection;Judgement currently removes
Whether frost interval duration reaches default defrosting cycle duration;Judging that currently defrosting interval duration reaches default defrosting cycle duration
In the case of, default defrosting instruction is sent out, wherein, it is default to defrost instruction for default freezer to be controlled to carry out defrosting work.
Optionally, it can be the duration voluntarily set to preset defrosting cycle duration, for example, 7 days, between the current defrosting of detection
Can be real-time control detection when duration, for example, when detecting current defrosting interval a length of 5 days.The default defrosting of setting
Cycle duration is to be handled every preset time period the frost in freezer, ensures the normal operation of freezer, do not damaged
It is bad.
For currently defrost interval duration do not reach default defrosting cycle duration in the case of, can allow freezer still according to
Normal temperature control operation, carries out refrigerating operaton.Both it can be run according to the control method of above-mentioned freezer.
Wherein, after default defrosting instruction is sent out, including:The fin temperature value of detection defrosting fin;Judge fin temperature
Whether angle value is less than default defrosting temperature value;In the case where judging fin temperature value less than default defrosting temperature value, control
Default freezer carries out defrosting work.
Can detect need defrosting when, detection defrosting fin on temperature, if detecting that temperature is too low, judge
Frost to be tied on defrosting fin is more, is cleared up, and temperature is more than or equal to default defrosting on defrosting fin is detected
It during temperature value, can be run still according to freezer normal operation mode, although at this moment it is to be understood that the defrosting time period reaches
It arrives, but the frost tied on the defrosting fin in freezer is seldom, without carrying out defrosting operation.
Defrost work carry out when, can detect in real time defrosting fin temperature, if defrosting fin on temperature be more than etc.
In default defrosting temperature value, then it can stop the work that defrosts, switch to normal freezer operational mode.
The above embodiment can be how to open defrosting operating mode immediately, and for the cold-storage device during defrosting
Unlatching can be that mode is implemented as follows.When opening defrosting work, cold-storage device can be opened, is dissipated in the process with preserving defrosting
The cold of hair, so as to be efficiently used, for preset freezer cold-storage device can directly open, and for default freezer
The operational mode for the freezer being connected includes when the default freezer of control carries out defrosting work:Detection is connected with default freezer
Freezer default cold-storage apparatus in cold-storage temperature value, wherein, default cold-storage apparatus is loads setting for cold liquid in cold-storage device
It is standby;Judge whether cold-storage temperature value is more than or equal to default cold-storage temperature value;Cold-storage is preset judging that cold-storage temperature value is more than or equal to
In the case of temperature value, control cold-storage device is opened.
The temperature value for presetting cold-storage apparatus (such as above-mentioned ice storage barrel shown in Figure 2) can be detected, judged pre-
If the temperature of cold-storage apparatus and the size of default cold-storage temperature value, it is cold to determine whether that unlatching is connected with the default freezer
The cold-storage device in library.
In the case of the cold-storage temperature value of default cold-storage apparatus is less than default cold-storage temperature value, can control with preset it is cold
The freezer of library connection opens refrigeration mode, and is run according to the operational mode of freezer in such as the above embodiment, so as to fulfill system
Cold treatment.Wherein, the cold-storage temperature value of the default cold-storage apparatus in the embodiment of the present invention can be according to practical equipment and reality
When state-detection temperature, such as 4 degrees Celsius, and default cold-storage temperature value can be pre-set temperature, for example, subzero 1 takes the photograph
Family name's degree.
It, can be by detecting current storehouse temperature value in freezer, by being compared with preset temperature value by above-mentioned steps
Compared with, it is determined whether freezer is opened, and in freezer operational process, it can detect whether to need that freezer is controlled to shut down;Heat is returned
The unlatching of receiving apparatus can be after heat recovery water temperature and default recycling coolant-temperature gage is judged, it is determined whether unlatching heat is needed to return
Receiving apparatus;For freezer defrosting process, need to check defrosting cycle and defrosting fin temperature, be reached in defrosting cycle,
And it when the fin temperature that defrosts is less than default fin temperature, determines to need to carry out defrosting processing.In freezer defrost worked
Cheng Zhong can open cold accumulating device by ice, using the connection relation between freezer, realize cold that recycling defrosting work distributes and
The defrosting heat during defrosting is supplied to use, so as to effectively realize the recycling of heat and cold in freezer operational process, is had
The technical issues of effect reduces energy consumption waste, and then the energy consumption waste for solving hot fluorine defrosting refrigerating system in the relevant technologies is serious.
Operation for freezer can be divided into two periods, including but not limited to:First time period and the second time
Section, wherein, first time period can correspond to daytime, and if at 7 points in the morning is to 6 pm, second time period can correspond to night, such as
7 points of 6 pm to the next morning.
Wherein, for first time period, multiple freezer operational modes can be set, are illustrated with two freezers, including
Freezer 1 and freezer 2 for freezer operational mode, can include:Freezer 1 and freezer 2 have refrigeration demand, need to open refrigeration mould
Formula;Freezer 1 and freezer 2 are without refrigeration demand;Freezer 1 has refrigeration demand, freezer 2 not to have refrigeration demand;Freezer 2 has refrigeration to need
It asks, freezer 1 does not have refrigeration demand;Freezer 1 and freezer 2 have defrosting demand;Freezer 1 and freezer 2 are without defrosting demand;Freezer
1 has defrosting demand, freezer 2 not to have defrosting demand;Freezer 2 has defrosting demand, freezer 1 not to have defrosting demand.
There is refrigeration demand for freezer 1 and freezer 2, need to open refrigeration mode, hot water demand's situation can be detected, according to
The hot water demand of detection determines whether to open heat reclamation device;And during it is determined whether to enable heat reclamation device, really
Determine the working condition of each equipment in condenser, the platform speed of size and wind turbine including the water pump in condenser;In addition, it is also necessary to
Determine whether to open cold-storage device, can be stored according to the temperature threshold of the setting in first time period to determine the need for opening
Device for cooling, the temperature of the water of discharge need to meet air conditioning requirements water temperature minimum temperature.
For freezer 1 and freezer 2 are all without refrigeration demand in the case of, cold-storage device can be allowed to be set according to first time period
Constant temperature degree, it is determined whether it opens, and for heat reclamation device, it, can be with the cold of enforced opening cold-storage device if there is workload demand
Pipeline, so as to export hot gas.
Below to different freezer demands, open different patterns and illustrate, 1) freezer 1 and freezer 2 have refrigeration to need
It asks, Parallel sets carry out energy adjustment according to payload;Exhaust end heat reclamation device is according to end hot water service condition, to sentence
Whether disconnected heat-recovery valve is opened;Evaporative condenser judges opening for water circulating pump and wind turbine according to each outlet pipe tube temperature of tube temperature before pipe is entered
Open situation;Whether ice cold-storage is adjusted according to set temperature on daytime and opens, and only meets air conditioning water minimum temperature and requires i.e.
It can.2) freezer A and freezer B are without refrigeration demand;Whether ice cold-storage is adjusted according to set temperature on daytime and opens, and only meets
The requirement of air conditioning water minimum temperature;It heat reclamation device end, can enforced opening ice cold-storage pipeline if any burden requirement.3)
Freezer A has refrigeration demand, and freezer B has defrosting demand;Freezer A refrigerating operatons, the hot gas of system exhaust meet freezer B defrostings, if
Delivery temperature cannot meet the minimum tube temperature requirement of defrosting hot gas, can enforced opening cold accumulating device by ice.Freezer B has refrigeration demand, cold
Library A has the defrosting demand identical.4) freezer A and freezer B have defrosting demand;Enforced opening cold accumulating device by ice provides hot gas and is used for
Freezer A and B defrost, if hot air temperature cannot meet minimum defrosting temperature requirement, can open Parallel sets air-breathing aeration valve.
For second time period, during such as night, freezer 1 and freezer 2 are under different conditions, such as refrigerating state and defrosting shape
State in the case where system meets the requirement of freezer 1 and freezer 2, if also cold, can open liquid supply pipe 3 as shown in Figure 2
With muffler 3, enforced opening cold accumulating device by ice realizes that cold preserves, while ice cold-storage valve closing temperature point can be with first
The set temperature of period is low, such as less than 0 degree Celsius.The cold preserved in this way by night can be used for office on daytime air-conditioning
It uses.The situation that night electricity Unit Price can be utilized low in this way reduces operation power consumption expense.
Fig. 5 is the schematic diagram of the control device of freezer according to embodiments of the present invention, which is applied to any of the above-described
Hot fluorine defrosting refrigerating system, wherein, hot fluorine defrosting refrigerating system includes at least:Multiple freezers, as shown in figure 5, the device can
To include:Detection unit 51 when being not keyed up for presetting freezer in multiple freezers, detects the current storehouse temperature of default freezer
Value;Computing unit 53 for calculating the difference of current storehouse temperature value and default storehouse temperature value, obtains storehouse temperature difference;
Judging unit 55, for judging whether storehouse temperature difference is more than or equal to default storehouse temperature difference;Control unit 57, for
In the case of judging that storehouse temperature difference is more than or equal to default storehouse temperature difference, default freezer booting is controlled.
By above-described embodiment, the current storehouse temperature value of the default freezer of the detection of detection unit 51 can be utilized, and is utilized
Computing unit 53 calculates the difference of current storehouse temperature value and default storehouse temperature value, and judges Ku Neiwen using judging unit 55
It spends difference and is more than or equal to default storehouse temperature difference, control unit 57 can finally be utilized to judge that storehouse temperature difference is more than
In the case of default storehouse temperature difference, default freezer booting is controlled.In this embodiment it is possible to default freezer is opened
The situation of opening is controlled, and the heat and cold for presetting freezer can also be controlled, is also applied to hot fluorine defrosting refrigerating system
When middle, the effective recycling of heat and cold in refrigeration system can be kept, reduces the energy consumption of refrigeration system, and then solve phase
The technical issues of energy consumption waste of hot fluorine defrosting refrigerating system is serious in the technology of pass.
Optionally, including:Detection module, for after the booting of default freezer, detecting the heat recovery water in default freezer
Water temperature is recycled water temperature value;Judgment module, for whether judging to recycle water temperature value less than default recuperation of heat opening temperature value;
Control module, in the case where judging that recycling water temperature value is less than default recuperation of heat opening temperature value, control recuperation of heat to fill
Put unlatching.
The control device of above-mentioned freezer can also include processor and memory, above-mentioned detection unit 51, computing unit
53rd, judging unit 55, control unit 57 etc. store in memory as program unit, and storage is stored in by processor execution
Above procedure unit in device realizes corresponding function.
Comprising kernel in processor, gone in memory to transfer corresponding program unit by kernel.Kernel can set one
Or more, the operational mode in refrigeration system is adjusted by adjusting kernel parameter, so as to reduce the energy consumption of refrigeration system.
Memory may include computer-readable medium in volatile memory, random access memory (RAM) and/
Or the forms such as Nonvolatile memory, such as read-only memory (ROM) or flash memory (flash RAM), memory includes at least one deposit
Store up chip.
Another aspect according to embodiments of the present invention, additionally provides a kind of storage medium, and storage medium includes the journey of storage
Sequence, wherein, equipment where the storage medium is controlled when program is run performs the control method of the freezer of above-mentioned any one.
Another aspect according to embodiments of the present invention additionally provides a kind of processor, and processor is used to run program,
In, program performs the control method of the freezer of above-mentioned any one when running.
An embodiment of the present invention provides a kind of equipment, equipment includes processor, memory and storage on a memory and can
The program run on a processor, processor realize following steps when performing program:Freezer is preset in the multiple freezer not
During booting, the current storehouse temperature value of the default freezer is detected;Calculate the current storehouse temperature value and default storehouse temperature
The difference of value obtains storehouse temperature difference;Judge whether the storehouse temperature difference is more than or equal to default storehouse temperature difference;
In the case of judging that the storehouse temperature difference is more than or equal to default storehouse temperature difference, the control default freezer booting.
Optionally, when above-mentioned processor performs program, the water temperature of the heat recovery water in the default freezer can also be detected,
It is recycled water temperature value;Judge the recycling water temperature value whether less than default recuperation of heat opening temperature value;Judging described return
In the case of water temperature value is received less than default recuperation of heat opening temperature value, control heat reclamation device is opened.
Optionally, when above-mentioned processor performs program, the current defrosting interval duration of the default freezer can also be detected;
Judge whether the current defrosting interval duration reaches default defrosting cycle duration;It is up to when judging the current defrosting interval
In the case of default defrosting cycle duration, default defrosting instruction is sent out, wherein, the default defrosting instruction is described for controlling
Default freezer carries out defrosting work.
Optionally, when above-mentioned processor performs program, the fin temperature value of defrosting fin can also be detected;Judge the wing
Whether piece temperature value is less than default defrosting temperature value;Judging situation of the fin temperature value less than default defrosting temperature value
Under, the default freezer is controlled to carry out defrosting work.
Optionally, when above-mentioned processor performs program, the pre- of the freezer that is connected with the default freezer can also be detected
If the cold-storage temperature value in cold-storage apparatus, wherein, the default cold-storage apparatus is the equipment that cold liquid is loaded in cold-storage device;Judge
Whether the cold-storage temperature value is more than or equal to default cold-storage temperature value;Cold-storage is preset judging that the cold-storage temperature value is more than or equal to
In the case of temperature value, the cold-storage device is controlled to open.
Optionally, can also be after the default freezer booting operation when above-mentioned processor performs program, detection is described pre-
If the current storehouse temperature value of freezer;The difference of the current storehouse temperature value and default storehouse temperature value is calculated, is obtained in library
Temperature gap;Judge whether the storehouse temperature difference is less than and be equal to default storehouse temperature difference;Judging the Ku Neiwen
In the case of spending difference less than default storehouse temperature difference is equal to, the control default freezer is shut down.
Present invention also provides a kind of computer program products, first when being performed on data processing equipment, being adapted for carrying out
The program of beginningization there are as below methods step:When default freezer is not keyed up in the multiple freezer, the default freezer is detected
Current storehouse temperature value;The difference of the current storehouse temperature value and default storehouse temperature value is calculated, obtains storehouse temperature difference;
Judge whether the storehouse temperature difference is more than or equal to default storehouse temperature difference;Judging that the storehouse temperature difference is more than
In the case of default storehouse temperature difference, the control default freezer booting.
Optionally, when above computer program product performs program, the recuperation of heat in the default freezer can also be detected
The water temperature of water, is recycled water temperature value;Judge the recycling water temperature value whether less than default recuperation of heat opening temperature value;Judging
In the case of going out the recycling water temperature value less than default recuperation of heat opening temperature value, control heat reclamation device is opened.
Optionally, when above computer program product performs program, the current defrosting of the default freezer can also be detected
It is spaced duration;Judge whether the current defrosting interval duration reaches default defrosting cycle duration;Judging the current defrosting
In the case that interval duration reaches default defrosting cycle duration, default defrosting instruction is sent out, wherein, the default defrosting instruction is used
Defrosting work is carried out in controlling the default freezer.
Optionally, when above computer program product performs program, the fin temperature value of defrosting fin can also be detected;Sentence
Whether the fin temperature value that breaks is less than default defrosting temperature value;Judging the fin temperature value less than default defrosting temperature
In the case of value, the default freezer is controlled to carry out defrosting work.
Optionally, when above computer program product performs program, it can also detect what is be connected with the default freezer
Cold-storage temperature value in the default cold-storage apparatus of freezer, wherein, the default cold-storage apparatus is to load cold liquid in cold-storage device
Equipment;Judge whether the cold-storage temperature value is more than or equal to default cold-storage temperature value;Judging that the cold-storage temperature value is more than
In the case of default cold-storage temperature value, the cold-storage device is controlled to open.
Optionally, can also be after the default freezer booting operation when above computer program product performs program, inspection
Survey the current storehouse temperature value of the default freezer;The difference of the current storehouse temperature value and default storehouse temperature value is calculated,
Obtain storehouse temperature difference;Judge whether the storehouse temperature difference is less than and be equal to default storehouse temperature difference;Judging
In the case of storehouse temperature difference is stated less than default storehouse temperature difference is equal to, the control default freezer is shut down.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
In the above embodiment of the present invention, all emphasize particularly on different fields to the description of each embodiment, do not have in some embodiment
The part of detailed description may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, such as the division of the unit, Ke Yiwei
A kind of division of logic function, can there is an other dividing mode in actual implementation, for example, multiple units or component can combine or
Person is desirably integrated into another system or some features can be ignored or does not perform.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some interfaces, unit or module
It connects, can be electrical or other forms.
The unit illustrated as separating component may or may not be physically separate, be shown as unit
The component shown may or may not be physical unit, you can be located at a place or can also be distributed to multiple
On unit.Some or all of unit therein can be selected according to the actual needs to realize the purpose of this embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also
That each unit is individually physically present, can also two or more units integrate in a unit.Above-mentioned integrated list
The form that hardware had both may be used in member is realized, can also be realized in the form of SFU software functional unit.
If the integrated unit is realized in the form of SFU software functional unit and is independent product sale or uses
When, it can be stored in a computer read/write memory medium.Based on such understanding, technical scheme of the present invention is substantially
The part to contribute in other words to the prior art or all or part of the technical solution can be in the form of software products
It embodies, which is stored in a storage medium, is used including some instructions so that a computer
Equipment (can be personal computer, server or network equipment etc.) perform each embodiment the method for the present invention whole or
Part steps.And aforementioned storage medium includes:USB flash disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various can to store program code
Medium.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of hot fluorine defrosting refrigerating system, which is characterized in that including:
Condenser, for freezing to default freezer;
Heat reclamation device is connect with the condenser, for being recycled to the heat generated during the condenser working;
Cold-storage device, for when the default freezer carries out defrosting work, being recycled to the cold of generation.
2. system according to claim 1, which is characterized in that the system also includes:
Gas-liquid separator is connect with the cold-storage device, and the hot gas for being recycled to the cold-storage device is handled;
Economizer is connect with the cold-storage device, for providing cold liquid to the cold-storage device.
3. a kind of control method of freezer, which is characterized in that applied to the hot fluorine defrosting described in any one of claim 1 to 2
Refrigeration system, wherein, the hot fluorine defrosting refrigerating system includes at least:Multiple freezers, the method includes:
When default freezer is not keyed up in the multiple freezer, the current storehouse temperature value of the default freezer is detected;
The difference of the current storehouse temperature value and default storehouse temperature value is calculated, obtains storehouse temperature difference;
Judge whether the storehouse temperature difference is more than or equal to default storehouse temperature difference;
In the case where judging that the storehouse temperature difference is more than or equal to default storehouse temperature difference, the default freezer is controlled
Booting.
4. according to the method described in claim 3, it is characterized in that, after the default freezer booting, including:
The water temperature of the heat recovery water in the default freezer is detected, is recycled water temperature value;
Judge the recycling water temperature value whether less than default recuperation of heat opening temperature value;
In the case where judging that the recycling water temperature value is less than default recuperation of heat opening temperature value, control heat reclamation device is opened
It opens.
5. according to the method described in claim 3, it is characterized in that, after the default freezer booting, including:
Detect the current defrosting interval duration of the default freezer;
Judge whether the current defrosting interval duration reaches default defrosting cycle duration;
In the case where judging that the current defrosting interval duration reaches default defrosting cycle duration, default defrosting instruction is sent out,
Wherein, the default defrosting instructs that the default freezer is controlled to carry out defrosting work.
6. according to the method described in claim 5, it is characterized in that, after default defrosting instruction is sent out, including:
The fin temperature value of detection defrosting fin;
Judge the fin temperature value whether less than default defrosting temperature value;
In the case where judging the fin temperature value less than default defrosting temperature value, the default freezer is controlled to defrost
Work.
7. it according to the method described in claim 6, it is characterized in that, is wrapped when the default freezer is controlled to carry out defrosting work
It includes:
The cold-storage temperature value in the default cold-storage apparatus of freezer being connected with the default freezer is detected, wherein, it is described default
Cold-storage apparatus is the equipment that cold liquid is loaded in cold-storage device;
Judge whether the cold-storage temperature value is more than or equal to default cold-storage temperature value;
In the case where judging that the cold-storage temperature value is more than or equal to default cold-storage temperature value, the cold-storage device is controlled to open.
8. according to the method described in claim 3, it is characterised in that it includes:
After the default freezer booting operation, the current storehouse temperature value of the default freezer is detected;
The difference of the current storehouse temperature value and default storehouse temperature value is calculated, obtains storehouse temperature difference;
Judge whether the storehouse temperature difference is less than and be equal to default storehouse temperature difference;
In the case where judging that the storehouse temperature difference is less than equal to default storehouse temperature difference, the default freezer is controlled
It shuts down.
9. a kind of control device of freezer, which is characterized in that applied to the hot fluorine defrosting described in any one of claim 1 to 2
Refrigeration system, wherein, the hot fluorine defrosting refrigerating system includes at least:Multiple freezers, described device include:
Detection unit, when being not keyed up for presetting freezer in the multiple freezer, in the current library of the detection default freezer
Temperature value;
For calculating the difference of the current storehouse temperature value and default storehouse temperature value, it is poor to obtain storehouse temperature for computing unit
Value;
Judging unit, for judging whether the storehouse temperature difference is more than or equal to default storehouse temperature difference;
Control unit, in the case where judging that the storehouse temperature difference is more than or equal to default storehouse temperature difference, controlling
Make the default freezer booting.
10. device according to claim 9, which is characterized in that including:
Detection module, for after the default freezer booting, detecting the water temperature of the heat recovery water in the default freezer, obtaining
Recycle water temperature value;
Judgment module, for judging the recycling water temperature value whether less than default recuperation of heat opening temperature value;
Control module, in the case where judging that the recycling water temperature value is less than default recuperation of heat opening temperature value, controlling
Heat reclamation device is opened.
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