CN108759260A - A kind of control method and refrigerator of heater - Google Patents

A kind of control method and refrigerator of heater Download PDF

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Publication number
CN108759260A
CN108759260A CN201810503578.7A CN201810503578A CN108759260A CN 108759260 A CN108759260 A CN 108759260A CN 201810503578 A CN201810503578 A CN 201810503578A CN 108759260 A CN108759260 A CN 108759260A
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CN
China
Prior art keywords
temperature value
heater
temperature
difference
refrigerator
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.)
Granted
Application number
CN201810503578.7A
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Chinese (zh)
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CN108759260B (en
Inventor
龙晓芬
刘小锋
郭玉华
黄磊
黄中铭
周小伍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hisense Ronshen Guangdong Refrigerator Co Ltd
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Hisense Ronshen Guangdong Refrigerator Co Ltd
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Priority to CN201810503578.7A priority Critical patent/CN108759260B/en
Publication of CN108759260A publication Critical patent/CN108759260A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/06Removing frost
    • F25D21/08Removing frost by electric heating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00Arrangement or mounting of control or safety devices
    • F25D29/005Mounting of control devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2321/00Details or arrangements for defrosting; Preventing frosting; Removing condensed or defrost water, not provided for in other groups of this subclass
    • F25D2321/14Collecting condense or defrost water; Removing condense or defrost water
    • F25D2321/141Removal by evaporation
    • F25D2321/1413Removal by evaporation using heat from electric elements or using an electric field for enhancing removal
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2600/00Control issues
    • F25D2600/06Controlling according to a predetermined profile

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

The embodiment of the present application discloses a kind of control method and refrigerator of heater, is related to household appliance technical field, solve the problems, such as due to air outlet does not freeze and heater strip still works that the energy consumption of wind cooling refrigerator is caused to increase.Concrete scheme is:When freezing and evaporating wind turbine rotates, obtain the first temperature value and second temperature value, and calculate the difference of the first temperature value and second temperature value, if the difference is more than preset value, then control heater start-up operation, wherein, the first temperature value indicates that the temperature in ajutage, second temperature value indicate the temperature on refrigerating evaporator top.During the embodiment of the present application is for wind cooling refrigerator control heater work.

Description

A kind of control method and refrigerator of heater
Technical field
The invention relates to household appliance technical field more particularly to the control methods and refrigerator of a kind of heater.
Background technology
With the improvement of living standards, use increasingly popularization of wind cooling refrigerator.Fig. 1 is that a kind of structure of wind cooling refrigerator is shown It is intended to, as shown in Figure 1, wind cooling refrigerator may include:Refrigerating evaporator, freezing and evaporating wind turbine and air outlet, freezing chamber and refrigeration Ajutage between room refrigerates air duct and refrigerates the air door and air outlet in air duct.
Specifically, the process of wind cooling refrigerator refrigeration is:Refrigerating evaporator generates cold, and freezing and evaporating wind turbine is followed into sector-style Ring freezes for freezing chamber, and freezing and evaporating wind turbine can will be taken out on the cold of refrigerating evaporator generation, and after air door opening, Via air outlet, ajutage and air door, cold is sent to refrigeration air duct top, finally by air outlet, cold reaches refrigerating chamber, For refrigeration chamber.But since the temperature difference of refrigerating chamber and freezing chamber is larger, when indoor aqueous vapor enters wind cooling refrigerator When, being connected to the air outlet of freezing chamber and refrigerating chamber can freeze under the collective effect of cold air and moisture.It is cold with the accumulation of icing The transmission channel of amount is blocked, and the cold that refrigerating evaporator generates can not be sent to refrigerating chamber, cause refrigerating chamber not freeze, in refrigerating chamber The food of storage is expired.It, can be on the outside of ajutage in order to solve the problems, such as to cause refrigerating chamber not freeze due to air outlet icing Increase heater strip, in this way, wind cooling refrigerator can heat ajutage by heater strip, to prevent air outlet from freezing.
At least there is following technical problem in the prior art:In the process of refrigeration due to wind cooling refrigerator, heater strip is always It is working or is being heated by fixed proportion, it may appear that the case where air outlet does not freeze, but heater strip still works leads to wind cooling refrigerator Energy consumption increase.
Invention content
The application provides a kind of control method and refrigerator of heater, solves since air outlet does not freeze and heater strip Still work cause wind cooling refrigerator energy consumption increase the problem of.
In order to achieve the above objectives, the application adopts the following technical scheme that:
In a first aspect, the application provides a kind of control method of heater, this method may include:Refrigerator is in freezing and evaporating When wind turbine rotates, the first temperature value and second temperature value are obtained, and calculate the difference of the first temperature value and second temperature value, if The difference is more than preset value, then controls heater start-up operation.Wherein, the temperature in the first temperature value expression ajutage, second Temperature value indicates the temperature on refrigerating evaporator top.
With reference to first aspect, in one possible implementation, refrigerator obtains the first temperature value and second temperature value, tool Body may include:Refrigerator obtains the second temperature value of the first temperature value and second sensor of first sensor.Wherein, first Sensor is the sensor between air door and air outlet, and second sensor is the sensing on refrigerating evaporator Device.
Can also include in alternatively possible realization method with above-mentioned possible realization method with reference to first aspect: Refrigerator repeats after the preset time that heater is started to work and obtains the first temperature value and second temperature value, and calculate The step of difference, until when the first temperature value reacquired and the difference of second temperature value are less than or equal to preset value, control Heater is stopped.
Can also include in alternatively possible realization method with above-mentioned possible realization method with reference to first aspect: If the difference of the first temperature value and second temperature value that reacquire, still greater than preset value, refrigerator controls heater and continues work Make.
Second aspect provides a kind of refrigerator, which may include:Acquiring unit, computing unit and control unit.Its In, acquiring unit, for when freezing and evaporating wind turbine rotates, obtaining the first temperature value and second temperature value, the first temperature value table Show that the temperature in ajutage, second temperature value indicate the temperature on refrigerating evaporator top.Computing unit, for calculating acquiring unit The difference of the first temperature value and second temperature value that obtain.Control unit, if be more than for the difference that computing unit calculates pre- If value, then heater start-up operation is controlled.
In conjunction with second aspect, in one possible implementation, acquiring unit is specifically used for obtaining first sensor The second temperature value of first temperature value and second sensor, first sensor are the sensing between air door and air outlet Device, second sensor are the sensor on refrigerating evaporator.
In conjunction with second aspect and above-mentioned possible realization method, in alternatively possible realization method, control unit, also The first temperature value and second temperature value are obtained for after the preset time that heater is started to work, repeating, and is calculated The step of difference, until when the first temperature value reacquired and the difference of second temperature value are less than or equal to preset value, control Heater is stopped.
In conjunction with second aspect and above-mentioned possible realization method, in alternatively possible realization method, control unit, also If controlling heater still greater than preset value for the first temperature value of reacquisition and the difference of second temperature value and continuing work Make.
Concrete implementation mode can refer to the heater of the possible realization method offer of first aspect or first aspect Control method in refrigerator behavioral function.
The third aspect provides a kind of refrigerator, which includes:At least one processor, memory, communication interface and communication Bus.Processor is connect with memory, communication interface by communication bus, and memory is used to store computer executed instructions, when When refrigerator is run, processor executes the computer executed instructions of memory storage, so that refrigerator executes such as first aspect or first The control method of the heater of any one of the possible realization method of aspect.
Fourth aspect provides a kind of computer storage media, is stored thereon with computer executed instructions, when computer executes When instruction is run on computers so that computer is executed as arbitrary in the possible realization method of first aspect or first aspect The control method of one heater.
The control method of heater provided by the present application, refrigerator obtain when freezing and evaporating wind turbine rotates and indicate ajutage First temperature value of interior temperature, and indicate the second temperature value of the temperature on refrigerating evaporator top, and calculate the first temperature The difference of value and second temperature value shows over time that there are ice to block up for air outlet if the difference is more than preset value, So that the laser propagation effect of cold is deteriorated, so that the first temperature value and the difference of second temperature value are larger, at this point, refrigerator can be with It controls heater to start to work, to eliminate the icing of air outlet, locate always in process of refrigerastion with heater strip in the prior art It is compared in working condition, the application is that just control heater is being started to work when determining that air outlet is stifled there are ice, realizes and adds The on-demand heating of hot device, it is therefore prevented that waste type heats, to reduce the power consumption of refrigerator.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram for refrigerator that the prior art provides;
Fig. 2 is a kind of composition schematic diagram of refrigerator provided by the embodiments of the present application;
Fig. 3 is a kind of flow chart of the control method of heater provided by the embodiments of the present application;
Fig. 4 is the composition schematic diagram of another refrigerator provided by the embodiments of the present application;
Fig. 5 is the composition schematic diagram of another refrigerator provided by the embodiments of the present application.
Specific implementation mode
The terms " system " and " network " are often used interchangeably herein.The terms "and/or", only It is a kind of incidence relation of description affiliated partner, indicates may exist three kinds of relationships, for example, A and/or B, can indicate:Individually There are A, exist simultaneously A and B, these three situations of individualism B.In addition, character "/" herein, typicallys represent forward-backward correlation pair Like a kind of relationship of "or".
The embodiment of the embodiment of the present application is described in detail below in conjunction with attached drawing.
Fig. 2 is a kind of composition schematic diagram of refrigerator provided by the embodiments of the present application, which can be the wind of single evaporator Cold refrigerator.As shown in Fig. 2, the refrigerator may include:At least one processor 11, memory 12, communication interface 13 and communication are total Line 14.
Each component parts of refrigerator is specifically introduced with reference to Fig. 2:
Wherein, processor 11 is the control centre of refrigerator, can be a processor, can also be multiple processing elements It is referred to as.For example, processor 11 is a central processing unit (Central Processing Unit, CPU), can also be specific Integrated circuit (Application Specific Integrated Circuit, ASIC), or be arranged to implement this Shen Please embodiment one or more integrated circuits, such as:One or more digital signal processor (Digital Signal Processor, DSP), or, one or more field programmable gate array (Field Programmable Gate Array, FPGA)。
In concrete implementation, as a kind of embodiment, processor 11 may include one or more CPU, such as in Fig. 2 Shown in CPU0 and CP U1.And as a kind of embodiment, refrigerator may include multiple processors, such as place shown in Fig. 2 Manage device 11 and processor 15.Each in these processors can be a single core processor (Single-CPU), can also It is a multi-core processor (Multi-CPU).Here processor can refer to one or more equipment, circuit, and/or for locating Manage the process cores of data (such as computer program instructions).
Memory 12 can be read-only memory (Read-Only Memory, ROM) or can store static information and instruction Other kinds of static storage device, random access memory (Random Access Memory, RAM) or letter can be stored The other kinds of dynamic memory of breath and instruction, can also be Electrically Erasable Programmable Read-Only Memory (Electrically Erasable Programmable Read-Only Memory, EEPROM), CD-ROM (Compact Disc Read- Only Memory, CD-ROM) or other optical disc storages, optical disc storage (including compression optical disc, laser disc, optical disc, digital universal Optical disc, Blu-ray Disc etc.), magnetic disk storage medium or other magnetic storage apparatus or can be used in carrying or store to have referring to Enable or data structure form desired program code and can by any other medium of computer access, but not limited to this. Memory 12 can be individually present, and be connected with processor 11 by communication bus 14.Memory 12 can also and processor 11 integrate.
In concrete implementation, memory 12, for storing the data in the application and executing the software program of the application. Processor 11 can be by running or execute the software program being stored in memory 12, and calls and be stored in memory 12 Data, execute the various functions of refrigerator.
Communication interface 13, using the device of any transceiver one kind, for other equipment or communication, such as nothing Line access (Radio Access Network, RAN), WLAN (Wireless Local Area Networks, WLAN) etc..Communication interface 13 may include that receiving unit realizes that receive capabilities and transmission unit realize sending function.
Communication bus 14 can be industry standard architecture (Industry Standard Architecture, ISA) Bus, external equipment interconnection (Peripheral Component Interconnect, PCI) bus or extension industrial standard body Architecture (Extended lndustry Standard Architecture, EISA) bus etc..The bus can be divided into address Bus, data/address bus, controlling bus etc..For ease of indicating, only indicated with a thick line in Fig. 2, it is not intended that only one Bus or a type of bus.
In order to solve the problems, such as due to air outlet does not freeze and heater strip still works that the energy consumption of wind cooling refrigerator is caused to increase, The embodiment of the present application provides a kind of control method of heater, and this method can be according to the temperature and freezing and evaporating in ajutage The difference of the temperature on device top determines whether air outlet freezes, and the control heater work when determining that air outlet freezes, from And realize heating on demand, reduce the power consumption of refrigerator.Specifically, as shown in figure 3, this method may comprise steps of 201- steps 203:
201, refrigerator obtains the first temperature value and second temperature value when freezing and evaporating wind turbine rotates.
Wherein, the first temperature value indicates that the temperature in ajutage, second temperature value indicate the temperature on refrigerating evaporator top. Since refrigerator is only when freezing and evaporating wind turbine rotates, and cold is evacuated to from freezing chamber to refrigerating chamber, the first temperature value of acquisition It just can be shown that whether air outlet freezes with the relationship of second temperature value.Therefore refrigerator can be obtained when freezing and evaporating wind turbine rotates The first temperature value mounted on first sensor between air door and air outlet is taken, and obtains the be mounted on refrigerating evaporator The second temperature value of two sensors.
202, refrigerator calculates the difference of the first temperature value and second temperature value.
If 203, difference is more than preset value, heater start-up operation is controlled.
Wherein, usually in the case where air outlet does not freeze, the cold that refrigerating evaporator generates can be via air outlet, wind Door and refrigeration air duct reach refrigerating chamber, at this point, the first temperature value and the difference of second temperature value are smaller.But with the time Passage, the icing of air outlet gradually increase so that the laser propagation effect of cold is gradually deteriorated, so that the first temperature value and second The difference of temperature value gradually increases, therefore refrigerator can be sentenced after calculating difference of first temperature value with second temperature value Whether the difference of breaking is more than preset value.If the difference is more than preset value, show air outlet there are ice is stifled, refrigerator can be at this time Heater is controlled to start to work.If difference is less than or equal to preset value, showing air outlet, there is no ice to block up, and refrigerator is without control Heater processed is started to work.
And in one possible implementation, refrigerator, can be with after the preset time that control heater is started to work Above step 201 and step 202 are periodically executed, and judges the difference of the first temperature value and second temperature value that reacquire Whether preset value is more than, if the difference of the first temperature value and second temperature value that reacquire is still greater than preset value, refrigerator Heater can be controlled to work on, if difference is less than or equal to preset value, heater can be controlled and be stopped.Another In a kind of possible realization method, refrigerator can first control heater stopping after controlling heater start-up operation preset time Work, and executes step 201 and step 202, and judge the first temperature value reacquired and second temperature value difference whether It controls heater if difference is more than preset value more than preset value and continues to start to work, and after the preset time that works, after It is continuous to be judged, until the first temperature value of reacquisition and the difference of second temperature value are less than or equal to preset value, if poor Value is less than or equal to preset value, then works on without controlling heater.
It should be noted that in the embodiment of the present application, due in the case where air outlet does not freeze, the first temperature value with Second temperature value also has certain difference, but belongs to normal range (NR), therefore only the difference arrives greatly certain degree, could really Determining air outlet, there are ice to block up, and in concrete implementation, the preset value can be obtained according to actual conditions, and be pre-configured in refrigerator In.
In addition, heater can be specifically heater strip or heating plate, concrete form of the embodiment of the present application to heater It is not limited herein.
The control method of heater provided by the present application, refrigerator obtain when freezing and evaporating wind turbine rotates and indicate ajutage First temperature value of interior temperature, and indicate the second temperature value of the temperature on refrigerating evaporator top, and calculate the first temperature The difference of value and second temperature value shows over time that there are ice to block up for air outlet if the difference is more than preset value, So that the laser propagation effect of cold is deteriorated, so that the first temperature value and the difference of second temperature value are larger, at this point, refrigerator can be with It controls heater to start to work, to eliminate the icing of air outlet, locate always in process of refrigerastion with heater strip in the prior art It is compared in working condition, the application is that just control heater is being started to work when determining that air outlet is stifled there are ice, realizes and adds The on-demand heating of hot device, it is therefore prevented that waste type heats, to reduce the power consumption of refrigerator.
It is above-mentioned that mainly scheme provided by the embodiments of the present application is described from the angle of refrigerator.It is understood that For refrigerator in order to realize above-mentioned function, it comprises execute the corresponding hardware configuration of each function and/or software module.This field skill Art personnel should be readily appreciated that algorithm steps described in conjunction with the examples disclosed in the embodiments of the present disclosure are of the invention It can be realized with the combining form of hardware or hardware and computer software.Some function is actually with hardware or computer software It drives the mode of hardware to execute, depends on the specific application and design constraint of technical solution.Professional technician can be with Each specific application is used different methods to achieve the described function, but this realization is it is not considered that exceed this hair Bright range.
The embodiment of the present application can carry out refrigerator according to the above method example division of function module, for example, can be right It answers each function to divide each function module, two or more functions can also be integrated in a processing module. The form that hardware had both may be used in above-mentioned integrated module is realized, can also be realized in the form of software function module.It needs Illustrate, is schematical, only a kind of division of logic function to the division of module in the embodiment of the present application, it is practical to realize When there may be another division manner.
In the case where dividing each function module using corresponding each function, Fig. 4 is shown involved in above-described embodiment Refrigerator alternatively possible composition schematic diagram, as shown in figure 4, the refrigerator may include:Acquiring unit 31, computing unit 32 With control unit 33.
Wherein, acquiring unit 31, for supporting refrigerator to execute the step 201 in the control method of heater shown in Fig. 3.
Computing unit 32, for supporting refrigerator to execute the step 202 in the control method of heater shown in Fig. 3.
Control unit 33, for supporting refrigerator to execute the step 203 in the control method of heater shown in Fig. 3.
It should be noted that all related contents for each step that above method embodiment is related to can quote correspondence The function of function module describes, and details are not described herein.
Refrigerator provided by the embodiments of the present application, the control control method for executing above-mentioned heater, therefore can reach Effect identical with the control method of above-mentioned heater.
Using integrated unit, Fig. 5 shows that the another kind of refrigerator involved in above-described embodiment can The composition schematic diagram of energy.As shown in figure 5, the refrigerator includes:Processing module 41 and communication module 42.
Processing module 41 to the action of refrigerator for carrying out control management, for example, processing module 41 is for supporting refrigerator to hold Step 201, step 202, step 203 in row Fig. 3, and/or other processes for techniques described herein.Communication module 42 communication for supporting refrigerator and other network entities.Refrigerator can also include memory module 43, the journey for storing refrigerator Sequence code and data.
Wherein, processing module 41 can be the processor in Fig. 2.It, which may be implemented or executes, combines the disclosure of invention Described various illustrative logic blocks, module and circuit.Processor can also be the combination of realization computing function, such as Including one or more microprocessors combine, the combination etc. of DSP and microprocessor.Communication module 42 can be logical in Fig. 2 Believe interface.Memory module 43 can be the memory in Fig. 2.
Through the above description of the embodiments, it is apparent to those skilled in the art that, for description It is convenienct and succinct, only the example of the division of the above functional modules, in practical application, can as needed and will be upper It states function distribution to be completed by different function modules, i.e., the internal structure of device is divided into different function modules, to complete All or part of function described above.
In several embodiments provided herein, it should be understood that disclosed device and method can pass through it Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the module or unit It divides, only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component Another device is may be combined or can be integrated into, or some features can be ignored or not executed.Another point, it is shown or The mutual coupling, direct-coupling or communication connection discussed can be the indirect coupling by some interfaces, device or unit It closes or communicates to connect, can be electrical, machinery or other forms.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit The component shown can be a physical unit or multiple physical units, you can be located at a place, or may be distributed over Multiple and different places.Some or all of unit therein can be selected according to the actual needs to realize this embodiment scheme Purpose.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also It is that each unit physically exists alone, it can also be during two or more units be integrated in one 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 sells or use as independent product When, it can be stored in a read/write memory medium.Based on this understanding, the technical solution of the embodiment of the present application is substantially The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words It embodies, which is stored in a storage medium, including some instructions are used so that an equipment (can be single Piece machine, chip etc.) or processor (processor) perform all or part of the steps of the method described in the various embodiments of the present invention. And storage medium above-mentioned includes:USB flash disk, mobile hard disk, ROM, RAM, magnetic disc or CD etc. are various can to store program code Medium.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any Change or replacement in the technical scope disclosed by the present invention, should be covered by the protection scope of the present invention.Therefore, this hair Bright protection domain should be based on the protection scope of the described claims.

Claims (8)

1. a kind of control method of heater, which is characterized in that the method includes:
When freezing and evaporating wind turbine rotates, the first temperature value and second temperature value are obtained, first temperature value indicates in ajutage Temperature, the second temperature value indicates the temperature on refrigerating evaporator top;
Calculate the difference of first temperature value and the second temperature value;
If the difference is more than preset value, heater start-up operation is controlled.
2. according to the method described in claim 1, it is characterized in that, the first temperature value of the acquisition and second temperature value, including:
Obtain the second temperature value of first temperature value and second sensor of first sensor, the first sensor For the sensor between air door and air outlet, the second sensor is the sensing on the refrigerating evaporator Device.
3. method according to claim 1 or 2, which is characterized in that the method further includes:
After the preset time that the heater is started to work, repeats and obtain first temperature value and the second temperature The step of value and calculating difference, until first temperature value and the difference of the second temperature value that reacquire are less than Or it when equal to the preset value, controls the heater and is stopped.
4. according to the method described in claim 3, it is characterized in that, the method further includes:
If the difference of first temperature value and the second temperature value that reacquire is controlled still greater than the preset value The heater works on.
5. a kind of refrigerator, which is characterized in that the refrigerator includes:Acquiring unit, computing unit and control unit;
The acquiring unit is used for when freezing and evaporating wind turbine rotates, the first temperature value of acquisition and second temperature value, and described first Temperature value indicates that the temperature in ajutage, the second temperature value indicate the temperature on refrigerating evaporator top;
The computing unit, the difference for calculating first temperature value and the second temperature value that the acquiring unit obtains Value;
Described control unit controls heater and opens if the difference for the computing unit to calculate is more than preset value Beginning work.
6. refrigerator according to claim 5, which is characterized in that the acquiring unit is specifically used for:
Obtain the second temperature value of first temperature value and second sensor of first sensor, the first sensor For the sensor between air door and air outlet, the second sensor is the sensing on the refrigerating evaporator Device.
7. refrigerator according to claim 5 or 6, which is characterized in that
Described control unit is additionally operable to after the preset time that the heater is started to work, and repeats acquisition described first The step of temperature value and the second temperature value and calculating difference, until reacquire first temperature value with it is described When the difference of second temperature value is less than or equal to the preset value, controls the heater and be stopped.
8. refrigerator according to claim 7, which is characterized in that
Described control unit, if be additionally operable to reacquire first temperature value and the difference of the second temperature value it is still big In the preset value, then controls the heater and work on.
CN201810503578.7A 2018-05-23 2018-05-23 Control method of heater and refrigerator Active CN108759260B (en)

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Cited By (2)

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CN111829285A (en) * 2020-06-01 2020-10-27 佛山市伟卓铝业有限公司 Aluminum alloy heat abstractor with extend function
CN112033087A (en) * 2020-08-06 2020-12-04 珠海格力电器股份有限公司 Refrigerator defrosting control method and device, storage medium and refrigerator

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