CN109237717A - A kind of air-conditioning electric heating heat protection method, device and air conditioner - Google Patents
A kind of air-conditioning electric heating heat protection method, device and air conditioner Download PDFInfo
- Publication number
- CN109237717A CN109237717A CN201811427753.5A CN201811427753A CN109237717A CN 109237717 A CN109237717 A CN 109237717A CN 201811427753 A CN201811427753 A CN 201811427753A CN 109237717 A CN109237717 A CN 109237717A
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- China
- Prior art keywords
- air conditioner
- electric heating
- working condition
- air
- temperature
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The present invention provides a kind of air-conditioning electric heating heat protection method, device and air conditioners.The air-conditioning electric heating heat protection method includes obtaining the electrical heating temperature of air conditioner every preset time interval；Electrical heating temperature according to the air conditioner confirms working condition locating for the air conditioner electric heating；According to working condition locating for the air conditioner electric heating; adjust the operating mode of air conditioner; pass through the electrically heated operating temperature of real-time detection; the working condition of air conditioner is adjusted according to electrically heated real time temperature; when electrical heating temperature increases; adjust wind speed size and air output; improve the efficiency of cycle; reduce electrical heating temperature; it is in electrically heated temperature in safe range; ensure that electric heating does not occur expendable protection, effectively extend the service life of air conditioner, while eliminating security risk.
Description
Technical field
The present invention relates to air conditioner technical field, in particular to a kind of air-conditioning electric heating heat protection method, device and air-conditioning
Device.
Background technique
As economic is constantly progressive, the application of air conditioner is also more and more extensive, since air conditioner can be by regulation room
Environment temperature brings comfortable experience for user, and air conditioner becomes most commonly seen one of household electrical appliance.
Heat pump air conditioner contains auxiliary electrical heater at present, and in winter heating operations, auxiliary air conditioner is heated, and promotes heating
Ability.Electric heating, as its name suggests, direct-electrifying generate heat, then are dried by inner blower, and the heat of generation is produced by boasting, is made
Electric heating heat balance.But electric heating is heating device, and temperature is likely to be breached 100 DEG C or more, when long term high temperature is run, has had
Fiery hidden danger, gently then air-conditioning damages, heavy then lead to fire, causes casualties.Heat is mostly used for electrical heating high-temperature protection at present
Electric heating power-off is forced in blown fuse after the mode of fuse-link, i.e. temperature are excessively high.The process be it is irreversible, such as electricity plus
Hot melt is disconnected, and air-conditioning heating amount has certain loss, reduces users'comfort.
Summary of the invention
In view of this, the present invention is directed to propose a kind of air-conditioning electric heating heat protection method, device and air conditioner, on improving
State problem.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
In a first aspect, the present invention provides a kind of air-conditioning electric heating heat protection method, air-conditioning electric heating Thermal protection side
Method includes:
The electrical heating temperature Tem of air conditioner is obtained every preset time interval；
Electrical heating temperature Tem according to the air conditioner confirms working condition locating for the air conditioner electric heating；
According to working condition locating for the air conditioner electric heating, the operating mode of air conditioner is adjusted.
Further, the electrical heating temperature Tem according to the air conditioner confirms work shape locating for the air conditioner
The step of state includes:
As electrical heating temperature Tem < T of the air conditioner2When, confirm that the air conditioner electric heating is in the first work shape
State；
As electrical heating temperature Tem >=T of the air conditioner2And continue the first preset duration M1When, confirm the air conditioner electricity
Heating is in the second working condition；
As electrical heating temperature Tem >=T of the air conditioner4And continue the second preset duration M2When, confirm the air conditioner electricity
Heating is in third working condition, wherein T4> T2；
As electrical heating temperature Tem >=T of the air conditioner6And continue third preset duration M3When, confirm the air conditioner electricity
Heating is in the 4th working condition, wherein T6> T4。
Further, described according to working condition locating for the air conditioner electric heating, adjust the operating mode of air conditioner
It specifically includes:
When the air conditioner electric heating is in the first working condition, the inner blower and wind-guiding door of air conditioner are set according to user
Mould-fixed operation；
When the air conditioner electric heating is in the second working condition, control inner blower is run according to the first wind speed, is adjusted
Wind-guiding door is run to maximum air outlet angle；
When the air conditioner electric heating is in third working condition, control inner blower is run according to the second wind speed, is adjusted
Wind-guiding door keeps maximum air outlet angle；
When the air conditioner electric heating is in four working conditions, stops air conditioner electric heating operation, control inner blower
It is run according to highest wind velocity, adjusts wind-guiding door and keep maximum air outlet angle.
Further, described according to working condition locating for the air conditioner electric heating, adjust the operating mode of air conditioner
The step of further include:
When the electric heating of the air conditioner is in the second working condition, if electrical heating temperature Tem < T of the air conditioner1
And continue the 4th preset duration M4When, confirm that the air conditioner is run into the first working condition, wherein T1<T2；
When the electric heating of the air conditioner is in third working condition, if electrical heating temperature Tem < T of the air conditioner3
And continue the 5th preset duration M5When, confirm that the air conditioner is run into the second working condition, wherein T3<T4；
When the electric heating of the air conditioner is in four working conditions, if electrical heating temperature Tem < T of the air conditioner5
And continue the 6th preset duration M6When, confirm that the 4th working condition is exited in the air conditioner electric heating, wherein T5<T6。
Further, confirm that the step of four working conditions is exited in the air conditioner electric heating includes:
If the T5> T4, when four working conditions is exited in the air conditioner electric heating, transported into third working condition
Row；
If the T5<T3, when four working conditions is exited in the air conditioner electric heating, run into the second working condition；
If the T5<T2, when four working conditions is exited in the air conditioner electric heating, run into the first working condition.
Further, when user's control air conditioner shuts down, if detecting electrical heating temperature Tem >=T of the air conditioner7
When, control inner blower maintains current wind speed operation, adjusts wind-guiding door and keeps maximum air outlet angle, until the air conditioner electric heating
Temperature Tem < T8, stop inner blower operation, close wind-guiding door, wherein T8≤T7。
Further, the method also includes: when the air conditioner electric heating is in the 4th working condition, and duration
Greater than the 7th preset duration M7When, control inner blower is run according to highest wind velocity, and it adjusts wind-guiding door and keeps maximum air outlet angle, and
The air conditioner is controlled to report an error.
Further, first wind speed is less than highest wind velocity less than the second wind speed, second wind speed.
Second aspect, the present invention provides a kind of air-conditioning electric heating thermel protection device, the air-conditioning electric heating Thermal protection dress
It sets and includes:
Temperature acquiring unit, for obtaining the electrical heating temperature Tem of air conditioner every preset time interval；
Status determining unit confirms the air conditioner electric heating institute for the electrical heating temperature Tem according to the air conditioner
The working condition at place；
Work adjusts unit, for adjusting the work of air conditioner according to working condition locating for the air conditioner electric heating
Mode.
The third aspect, the present invention also provides a kind of air conditioner, the air conditioner includes:
Memory, controller；And air-conditioning electric heating thermel protection device, the air-conditioning electric heating thermel protection device are installed on institute
The software function module stating memory and being executed including one or more by the controller, the air-conditioning electric heating Thermal protection dress
It sets and includes:
Temperature acquiring unit, for obtaining the electrical heating temperature Tem of air conditioner every preset time interval；
Status determining unit confirms the air conditioner electric heating institute for the electrical heating temperature Tem according to the air conditioner
The working condition at place；
Work adjusts unit, for adjusting the work of air conditioner according to working condition locating for the air conditioner electric heating
Mode.
Compared with the existing technology, a kind of air-conditioning electric heating heat protection method, device and air conditioner of the present invention have
Following advantage:
Air-conditioning electric heating heat protection method, device and air conditioner provided by the invention, pass through the electrically heated work of real-time detection
Make temperature, the working condition of air conditioner is adjusted according to electrically heated real time temperature, when electrical heating temperature increases, adjustment wind speed is big
Small and air output improves the efficiency of cycle, reduces electrical heating temperature, is in electrically heated temperature in safe range, it is ensured that electricity
Heating does not occur expendable protection, effectively extends the service life of air conditioner.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the schematic block diagram of air conditioner described in the embodiment of the present invention；
Fig. 2 is the flow chart of air-conditioning electric heating heat protection method described in the embodiment of the present invention；
Fig. 3 is the sub-step flow chart of the step S20 of air-conditioning electric heating heat protection method described in the embodiment of the present invention；
Fig. 4 is the sub-step flow chart of the step S30 of air-conditioning electric heating heat protection method described in the embodiment of the present invention；
Fig. 5 shows the schematic diagram of air-conditioning electric heating thermel protection device described in the embodiment of the present invention.
Icon: 1- air conditioner；2- controller；3- memory；4- temperature detecting module；5- inner blower；6- wind-guiding door；7- is empty
Adjust electric heating thermel protection device；8- temperature acquiring unit；9- status determining unit；10- work adjusts unit.
Specific embodiment
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually exist
The component of the embodiment of the present invention described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause
This, is not intended to limit claimed invention to the detailed description of the embodiment of the present invention provided in the accompanying drawings below
Range, but it is merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
It should be noted that the relational terms of term " first " and " second " or the like be used merely to an entity or
Operation is distinguished with another entity or operation, and without necessarily requiring or implying between these entities or operation, there are any
This actual relationship or sequence.Moreover, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive
Property include so that include a series of elements process, method, article or equipment not only include those elements, but also
Further include other elements that are not explicitly listed, or further include for this process, method, article or equipment it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described
There is also other identical elements in the process, method, article or equipment of element.
First embodiment
The embodiment of the invention provides a kind of air conditioners 1, while for adjusting room temperature, moreover it is possible to guarantee user at any time
All have comfortable usage experience, avoids electrical heating temperature excessively high, eliminate safe hidden trouble.Referring to Fig. 1, being the embodiment of the present invention
The functional block diagram of the air conditioner 1 of offer.The air conditioner 1 include: memory 3, controller 2, temperature detecting module 4, inner blower 5,
Wind-guiding door 6 and air-conditioning electric heating thermel protection device 7.Wherein, controller 2 and memory 3, temperature detecting module 4, inner blower 5
And wind-guiding door 6 is electrically connected.The air-conditioning electric heating thermel protection device 7 includes at least one can be with software or firmware
(firmware) form is stored in the memory 3.
Wherein, memory 3 can be used for storing software program and unit, such as the air-conditioning electric heating heat in the embodiment of the present invention
Program instruction/unit corresponding to protective device 7 and method, controller 2 are added by the air conditioner electric that operation is stored in memory 3
The software program and unit of hot thermel protection device 7, method, thereby executing various function application and data processing, such as this hair
The air-conditioning electric heating heat protection method that bright embodiment provides.Wherein, the memory 3 may be, but not limited to, and arbitrary access is deposited
Reservoir (Random Access Memory, RAM), read-only memory 3 (Read Only Memory, ROM), may be programmed read-only deposit
Reservoir (Programmable Read-Only Memory, PROM), erasable read-only memory (Erasable
Programmable Read-Only Memory, EPROM), electricallyerasable ROM (EEROM) (Electric Erasable
Programmable Read-Only Memory, EEPROM) etc..
Controller 2 may be a kind of IC chip, the processing capacity with signal.Above-mentioned controller 2 can be
General processor, including central processing unit (Central Processing Unit, abbreviation CPU), network processing unit (Network
Processor, abbreviation NP) etc.；It can also be digital signal processor (DSP), specific integrated circuit (ASIC), field-programmable
Gate array (FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hardware components.It can be with
Realize or execute disclosed each method, step and the logic diagram in the embodiment of the present invention.General processor can be micro- place
Manage device.Controller 2 is also possible to any conventional processor etc..
Electrical heating temperature is transmitted to controller 2 for detecting electrically heated temperature by temperature detecting module 4.In one kind
In preferred embodiment, which includes at least one temperature sensor, and the temperature sensor can be used for examining
Survey the electrically heated surface temperature of air conditioner 1.
Inner blower 5 is under control of the controller 2, adjusting wind speed, and in this present embodiment, the blowing of inner blower 5 can
So that the heat acceleration that electric heating generates distributes, the temperature on electric heating surface is reduced, wind speed is bigger, and the heat that electric heating generates dissipates
It sends out faster.
Wind-guiding door 6 is under control of the controller 2, adjusting 6 angle of wind-guiding door.Specifically, 6 angle of wind-guiding door includes leading
Angle and the outer angle of wind-guiding door 6 in air door 6.It is to be appreciated that by 6 angle of comprehensive adjustment wind-guiding door, it can be achieved that air-conditioning
The adjusting of the air outlet angle and wind speed of device 1 distributes to adjust electrically heated heat.
It is to be appreciated that structure shown in FIG. 1 is only to illustrate, air conditioner 1 may also include than shown in Fig. 1 more or more
Few component, or with the configuration different from shown in Fig. 1.Each component shown in Fig. 1 can use hardware, software or its group
It closes and realizes.
Second embodiment
A kind of air-conditioning electric heating heat protection method is present embodiments provided, referring to Fig. 2, Fig. 2 shows the present embodiment to mention
The schematic diagram of the air-conditioning electric heating heat protection method of confession.The method includes the steps S10~S30.
Step S10: the electrical heating temperature Tem of air conditioner 1 is obtained every preset time interval.
When air conditioner 1 starts heating mode, electric heating starting operation.After electric heating starting operation, every the preset time
Interval detection obtains the electrical heating temperature Tem of air conditioner 1.Electrically heated surface is provided with temperature sensor, and the sensor is every
Primary electrically heated temperature Tem is obtained every the detection of preset time interval.The time interval can be 5 seconds, and 10 seconds etc., this reality
It applies example and this is not construed as limiting.
After air conditioner 1 starts heating mode, the electrical heating temperature Tem of air conditioner 1 is obtained, constantly just so as to according to electricity
Heating temperature Tem is adjusted the working condition of air conditioner 1.
Step S20: the electrical heating temperature Tem according to the air conditioner 1 confirms work locating for 1 electric heating of air conditioner
State.
According to electrically heated temperature, the working condition that would operate in heating mode air conditioner 1 is divided.Specifically, root
Working condition locating for the electrical heating temperature Tem confirmation air conditioner 1 obtained according to lasting detection.In this present embodiment, figure is please referred to
3, step S20 include sub-step S201~step S2051.
Step S201: whether the electrical heating temperature Tem of confirmation air conditioner 1 is lower than the second preset temperature T2。
Generally, the second preset temperature T2It can be configured according to the ordinary room temperature of this season, the second preset temperature T2It can be with
Higher than room temperature, when 1 electrical heating temperature Tem of air conditioner is lower than the second preset temperature T2When, electric heating is in preliminary heated condition, i.e.,
First working condition, enters step S2011.When electrically heated temperature Tem is higher than the second preset temperature T2When, execute step
S202。
Step S2011: as electrical heating temperature Tem < T of the air conditioner 12When, confirm that 1 electric heating of air conditioner is in
First working condition.
As electrical heating temperature Tem < T of air conditioner 12When, the electrically heated temperature of air conditioner 1 is in lower position, this
When confirmation 1 electric heating of air conditioner be in the first working condition.
During the electric heating of first working condition is in persistently overheating, electric heating is in the air-conditioning of the first working condition
Persistently detection obtains electrically heated temperature to device 1, and judges electrical heating temperature, that is, repeats step S201.
Step S202: whether the electrical heating temperature of confirmation air conditioner 1 is higher than the second preset temperature T2And it is default to continue first
Duration M1。
When the electric heating of air conditioner 1 is in the first working condition, electric heating persistently overheating, 1 inner blower 5 of air conditioner according to
Wind speed set by user operation, 1 wind-guiding door 6 of air conditioner carry out wind-guiding according to angle set by user, make electrically heated temperature into
Row distributes, to improve indoor temperature.If the electrical heating temperature of air conditioner 1 continues the first preset duration M1Higher than the second default temperature
Spend T2When, the electric heating of air conditioner 1 enters the second working condition, executes step S2021.If electric heating surface temperature reduces, electricity
Heating temperature fails lasting first preset duration M1Higher than the second preset temperature T2, then electric heating is still in the first working condition,
Execute step S2011.In this present embodiment, first preset duration is set according to electrically heated heating properties, for example,
It can be 3 seconds, 5 seconds etc., but not limited to this.
Step S2021: as electrical heating temperature Tem >=T of the air conditioner 12And continue the first preset duration M1When, confirmation
The electric heating of the air conditioner 1 is in the second working condition.
When the electric heating of air conditioner 1 is in the first working condition, electrical heating temperature is persistently increased, if it is default to continue first
Duration M1Detect electrical heating temperature Tem >=T of the air conditioner 12, then determine that the electrical heating temperature of the air conditioner 1 is in the
Two working conditions.The electrical heating temperature of second working condition is higher than the temperature of the first working condition, but still keeps one more
The temperature levels of safety.When electric heating is in the second working condition, air conditioner 1 suitably adjusts wind speed, makes 1 inner blower of air conditioner
5 run according to the first wind speed, while adjusting the operation of wind-guiding door 6 to maximum air outlet angle, accelerate the heat for distributing electric heating generation.
Step S203: whether the confirmation electrically heated temperature of air conditioner 1 continues the second preset duration M2Higher than the 4th default temperature
Spend T4。
1 electric heating continuous heating of air conditioner, while inner blower 5 and 6 accelerated heat of wind-guiding door distribute.If 1 electricity of air conditioner adds
The radiating efficiency of heat is insufficient, and electrically heated constant temperature increases, if the second preset duration of electrically heated constant temperature M2Higher than
Four preset temperature T4, then determine that electric heating enters third working condition, execute step S2031.In this present embodiment, the 4th is default
Temperature T4For electrically heated early warning temperature, when the electrical heating temperature of air conditioner 1 reaches the 4th preset temperature T4When, illustrate electric heating
Temperature it is higher, need accelerate distribute electric heating surface heat, reduce electrically heated temperature, eliminate safe hidden trouble.Yu Ben
In embodiment, the 4th preset temperature T4It can be configured according to electrically heated heating properties, the second preset duration M2Also root
It is set according to electrically heated heating properties, for example, the second preset duration M2It can be 3 seconds, 5 seconds etc., but not limited to this.
If electrically heated temperature decline, does not continue the second preset duration M2Higher than the 4th preset temperature T4, then follow the steps
S2032。
Step S2031: as electrical heating temperature Tem >=T of the air conditioner 14And continue the second preset duration M2When, confirmation
1 electric heating of air conditioner is in third working condition.
Step S2032: judge whether 1 electrical heating temperature Tem of air conditioner is lower than the first preset temperature T1And it is pre- to continue the 4th
If duration M4。
When the adjusting wind speed of air conditioner 1 of the second working condition, run the inner blower 5 of air conditioner 1 according to the first wind speed, together
When adjust the operation of wind-guiding door 6 to maximum air outlet angle, accelerate the heat for distributing electric heating generation, electrically heated temperature reduces, if
Electrically heated the 4th preset duration M of constant temperature4Lower than the first preset temperature T1, in this present embodiment, T1<T2, then determine air-conditioning
1 electric heating of device enters the first working condition, executes step S2011.If electrically heated temperature does not continue the 4th preset duration M4It is low
In the first preset temperature T1, then determine that 1 electric heating of air conditioner is still in the second working condition, execute step S2021.Described
Four preset duration M4It is set according to electrically heated heat dissipation performance, such as the 4th preset duration M4It can be 6 seconds, 8 seconds
Deng.
When 1 electric heating of air conditioner is in third working condition, its temperature is persistently detected to 1 electric heating of air conditioner, to sentence
Break electrically heated working condition, executes step S204.
Step S204: judge whether 1 electrical heating temperature of air conditioner continues third preset duration M3Higher than the 6th preset temperature
T6。
If 1 electrical heating temperature of air conditioner increases, continue third preset duration M3Higher than the 6th preset temperature T6, then determine sky
It adjusts 1 electric heating of device to be in the 4th working condition, executes step S2041.If 1 electrical heating temperature of air conditioner do not continue third it is default when
Long M3Higher than the 6th preset temperature T6, then follow the steps S2042.
Step S2042: judge whether 1 electrical heating temperature of air conditioner continues the 5th preset duration M5Lower than third preset temperature
T3。
When 1 electric heating of air conditioner is in third working condition, if 1 electrical heating temperature of air conditioner does not increase persistently, detection
Judge whether 1 electrical heating temperature of air conditioner is reduced to third preset temperature T3And continue the 5th preset duration M5More than.If air conditioner
1 electrical heating temperature continues the 5th preset duration M5Lower than third preset temperature T3, in this present embodiment, T3<T4, then determine air-conditioning
The decline of 1 electrical heating temperature of device executes step S2021 into the second working condition；If the electrically heated temperature of air conditioner 1 does not continue
5th preset duration M5Lower than third preset temperature T3, then determine that 1 electric heating of air conditioner still operates in third working condition, institute
State the 5th preset duration M5It is set according to electrically heated heat dissipation performance, such as the 5th preset duration M5It can be 4 seconds, 5
Second etc..
Step S2041: when 1 electrical heating temperature of air conditioner continues third preset duration M3Higher than the 6th preset temperature T6, confirmation
1 electric heating of air conditioner is in the 4th working condition.
6th preset temperature T6For the electrically heated alarm temperature of air conditioner 1, the 6th preset temperature T6It can according to electric heating
It is configured with the temperature upper limit of receiving, such as the 6th preset temperature T6It can be set to 5 DEG C lower than electrically heated temperature upper limit.
When 1 electrical heating temperature of air conditioner continues third preset duration M3Higher than the 6th preset temperature T6, 1 electric heating of air conditioner is in the 4th
Working condition, the 4th working condition are precarious position, if electric heating continues heating and will cause security risk.In this present embodiment,
The third preset duration M3Hot it can be carried out setting, such as the third preset duration M according to electrically heated hold3It can be 2
Second, 3 seconds etc..When 1 electric heating of air conditioner is in four working conditions, the electrically heated temperature of real-time detection executes step S205.
Step 205: judging whether the electrically heated temperature of air conditioner 1 continues the 6th preset duration M6Lower than the 5th preset temperature
T5。
The 5th preset temperature T5For the threshold value of preset inspection 1 electric heating of air conditioner cooling, when air conditioner 1 is in the
When four working conditions, after carrying out operating mode adjustment, if 1 electrical heating temperature of air conditioner does not decline, it is default to be not below the 5th
Temperature T5When, then the electrically heated temperature of air conditioner 1 is excessively high, may cause safety accident, executes step S2051, disconnects air conditioner 1
Electrically heated power supply keeps the angle operation of the wind speed and wind-guiding door 6 of inner blower 5.If 1 electrical heating temperature of air conditioner declines, and
Continue the 6th preset duration M6Lower than the 5th preset temperature T5When, the 6th preset duration M6Hot property is held according to electrically heated
It is set, such as the 6th preset duration M6It can be 2 seconds, 3 seconds etc..In this present embodiment, T5<T6, then again according to sky
The tune electrically heated temperature of device 1 determines the working condition locating for it, specifically, according to the 5th preset temperature T5Value be determined,
For example,
If the T4<T5<T6, when four working conditions is exited in 1 electric heating of air conditioner, into third working condition
Operation executes step S2031.
If the T2<T5<T4, when four working conditions is exited in 1 electric heating of air conditioner, into the second working condition
Operation executes step S2021.
If the T5<T2, when four working conditions is exited in 1 electric heating of air conditioner, transported into the first working condition
Row executes step S2011.
It should be noted that in this present embodiment, the first preset duration M1, the second preset duration M2, third it is default when
Long M3, the 4th preset duration M4, the 5th preset duration M5And the 6th preset duration M6And it is uncorrelated, when they can be identical
Between length, such as 2 seconds, 3 seconds, 5 seconds etc..Can also successively reduced time length, for example, the first preset duration M1It is 10 seconds, the
Two preset duration M2It is 8 seconds, third preset duration M3It is 6 seconds, etc., the present embodiment is not construed as limiting this, specifically can be according to air-conditioning
Device 1 is electrically heated hot to can be carried out setting.
When confirm air conditioner 1 electric heating locating for working condition after, execute step S30.
Step S30: according to working condition locating for 1 electric heating of air conditioner, the operating mode of air conditioner 1 is adjusted.
When the electric heating of air conditioner 1 is in different working conditions, different tune is carried out to the operating mode of air conditioner 1
It is whole, it avoids electrically heated temperature beyond secure threshold, causes security risk, endanger user's personal safety as well as the property safety.
In this present embodiment, referring to Fig. 4, step S30 includes following sub-step, step S301~step S304.
Step S301: when 1 electric heating of air conditioner is in the first working condition, the system according to routine of air conditioner 1
Heat pattern operation, without being adjusted, inner blower 5 and wind-guiding door 6 are according to user's setting mode operation.
When 1 electric heating of air conditioner is in the first working condition, the electrically heated temperature of air conditioner 1 is lower, keeps empty
The electrically heated working condition of device 1 is adjusted, while adjusting 5 wind speed of inner blower of air conditioner 1 and the wind-guiding door 6 of air conditioner 1 according to user
The mode operation of setting.
Step S302: when 1 electric heating of air conditioner is in the second working condition, inner blower 5 is controlled according to the first wind
Speed operation adjusts the operation of wind-guiding door 6 to maximum air outlet angle.
When 1 electric heating of air conditioner is in the second working condition, the electrically heated temperature of air conditioner 1 has been apparently higher than room
Temperature adjusts running according to the first wind speed for 1 inner blower 5 of air conditioner at this time, while adjusting 6 angle value of wind-guiding door of air conditioner 1 most
Big air outlet angle is accelerated the electrically heated heat of air conditioner 1 and is distributed, prevents the too fast raising of the electrical heating temperature of air conditioner 1.
Step S303: when 1 electric heating of air conditioner is in third working condition, inner blower 5 is controlled according to the second wind
Speed operation adjusts wind-guiding door 6 and keeps maximum air outlet angle.
Third working condition is alert status, at this time the electrically heated temperature of air conditioner 1 be in one it is relatively high
Position adjusts inner blower 5 at this time and runs according to the second wind speed, while adjusting 1 wind-guiding door 6 of air conditioner and keeping maximum air outlet angle.
Second wind speed is greater than the first wind speed, and generally, air conditioner 1 includes three low wind speed, middle wind speed and high wind speed gears, Yu Ben
In embodiment, first wind speed is not higher than the middle wind speed, and the second wind speed is not less than the middle wind speed.
Step S304: when 1 electric heating of air conditioner is in four working conditions, stopping 1 electric heating of air conditioner operation,
Control inner blower 5 is run according to highest wind velocity, is adjusted wind-guiding door 6 and is kept maximum air outlet angle.
When 1 electric heating of air conditioner is in four working conditions, the 4th working condition is precarious position, if 1 electricity of air conditioner
Heating temperature, which persistently increases, easily causes safety accident, stops 1 electric heating of air conditioner operation at this time, disconnects electrically heated power supply, together
When adjust inner blower 5 and run according to highest wind velocity, adjust wind-guiding door 6 and keep maximum air outlet angle, accelerate the heat on electric heating surface
Amount distributes, and prevents electrically heated temperature from continuing to increase.
In this present embodiment, the method also includes: when the electric heating of the air conditioner 1 is in the 4th working condition, and
Duration is greater than the 7th preset duration M7When, control inner blower 5 is run according to highest wind velocity, is adjusted wind-guiding door 6 and is kept maximum
Air outlet angle, and control the air conditioner 1 and report an error.If the electric heating of air conditioner 1 is constantly in the 4th working condition, continue
7th preset duration M7More than, the 4th working condition is not automatically exited from, then failure occurs in air conditioner 1, disconnects electrically heated
Power supply, control inner blower 5 are run according to highest wind velocity, are adjusted wind-guiding door 6 and are kept maximum air outlet angle, and control the air conditioner
1 reports an error, for example, reporting an error by combined aural and visual alarm, or shows error code by display screen.It is described 7th it is default when
Long M7It can be set to 10 seconds, but not limited to this.
It should be noted that each sub-steps of step S30 are to the work for having determined that the air conditioner 1 of working condition carries out
The adjusting of operation mode, each sub-steps with step S20 are continuous, continual adjustment process.
It should be noted that when user's control air conditioner 1 shuts down, if detecting the electrical heating temperature Tem of the air conditioner 1
Higher than the 7th preset temperature T7When, the 7th preset temperature T7Higher than room temperature, controls inner blower 5 and current wind speed is maintained to run, adjust
Section wind-guiding door 6 keeps maximum air outlet angle, until the 1 electrical heating temperature Tem of air conditioner is lower than the 8th preset temperature T8, stop
Wind-guiding door 6 is closed in the operation of inner blower 5, wherein T8≤T7, for example, in this present embodiment, T8It can be set as room temperature.
3rd embodiment
A kind of air-conditioning electric heating thermel protection device 7 is present embodiments provided, referring to Fig. 5, air-conditioning electric heating Thermal protection fills
Setting 7 can be used for executing the air-conditioning electric heating heat protection method of second embodiment offer, it should be noted that the present embodiment is mentioned
The sky that the technical effect of the air-conditioning electric heating thermel protection device 7 of confession, basic principle and generation and above-mentioned second embodiment provide
Adjust electric heating heat protection method identical, to briefly describe, the present embodiment part does not refer to place, can refer in the above embodiments
Corresponding contents.
The air-conditioning electric heating thermel protection device 7 includes that temperature acquiring unit 8, status determining unit 9 and work are adjusted
Unit 10.
Wherein, temperature acquiring unit 8 is used to obtain the electrical heating temperature Tem of air conditioner 1 every preset time interval.
It is to be appreciated that temperature acquiring unit 8 can be used for executing step S10 in a kind of preferred embodiment.
Status determining unit 9 confirms 1 electric heating of air conditioner for the electrical heating temperature Tem according to the air conditioner 1
Locating working condition.
It is to be appreciated that status determining unit 9 can be used for executing step S20 in a kind of preferred embodiment.
Work adjusts unit 10, for adjusting air conditioner 1 according to working condition locating for 1 electric heating of air conditioner
Operating mode.
It is to be appreciated that work, which adjusts unit 10, can be used for executing step S30 in a kind of preferred embodiment.
In conclusion the present invention provides a kind of air-conditioning electric heating heat protection method, device and air conditioners.The air conditioner electric
Heating heat protection method includes obtaining the electrical heating temperature of air conditioner every preset time interval；Electricity according to the air conditioner
Heating temperature confirms working condition locating for the air conditioner electric heating；According to work shape locating for the air conditioner electric heating
State adjusts the operating mode of air conditioner, by the electrically heated operating temperature of real-time detection, is adjusted according to electrically heated real time temperature
The working condition of air conditioner adjusts wind speed size and air output when electrical heating temperature increases, and improves the efficiency of cycle, reduces
Electrical heating temperature is in electrically heated temperature in safe range, it is ensured that electric heating does not occur expendable protection, effectively
The service life of air conditioner is extended, while eliminating security risk.
In several embodiments provided herein, it should be understood that disclosed device and method can also pass through
Other modes are realized.The apparatus embodiments described above are merely exemplary, for example, flow chart and block diagram in attached drawing
Show the device of multiple embodiments according to the present invention, the architectural framework in the cards of method and computer program product,
Function and operation.In this regard, each box in flowchart or block diagram can represent the one of a module, section or code
Part, a part of the module, section or code, which includes that one or more is for implementing the specified logical function, to be held
Row instruction.It should also be noted that function marked in the box can also be to be different from some implementations as replacement
The sequence marked in attached drawing occurs.For example, two continuous boxes can actually be basically executed in parallel, they are sometimes
It can execute in the opposite order, this depends on the function involved.It is also noted that every in block diagram and or flow chart
The combination of box in a box and block diagram and or flow chart can use the dedicated base for executing defined function or movement
It realizes, or can realize using a combination of dedicated hardware and computer instructions in the system of hardware.
In addition, each functional module in each embodiment of the present invention can integrate one independent portion of formation together
Point, it is also possible to modules individualism, an independent part can also be integrated to form with two or more modules.
It, can be with if the function is realized and when sold or used as an independent product in the form of software function module
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic or disk.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of air-conditioning electric heating heat protection method, which is characterized in that the air-conditioning electric heating heat protection method includes:
The electrical heating temperature Tem of air conditioner (1) is obtained every preset time interval；
Electrical heating temperature Tem according to the air conditioner (1) confirms working condition locating for air conditioner (1) electric heating；
According to working condition locating for the air conditioner (1) electric heating, the operating mode of air conditioner (1) is adjusted.
2. air-conditioning electric heating heat protection method according to claim 1, which is characterized in that according to the air conditioner (1)
Electrical heating temperature Tem confirms that the step of working condition locating for the air conditioner (1) includes:
As electrical heating temperature Tem < T of the air conditioner (1)2When, confirm that the air conditioner (1) electric heating is in the first work shape
State；
As electrical heating temperature Tem >=T of the air conditioner (1)2And continue the first preset duration M1When, confirm the air conditioner (1)
Electric heating is in the second working condition；
As electrical heating temperature Tem >=T of the air conditioner (1)4And continue the second preset duration M2When, confirm the air conditioner (1)
Electric heating is in third working condition, wherein T4> T2；
As electrical heating temperature Tem >=T of the air conditioner (1)6And continue third preset duration M3When, confirm the air conditioner (1)
Electric heating is in the 4th working condition, wherein T6> T4。
3. air-conditioning electric heating heat protection method according to claim 2, which is characterized in that described according to the air conditioner
(1) working condition locating for electric heating, the operating mode for adjusting air conditioner (1) specifically include:
When the air conditioner (1) electric heating is in the first working condition, the inner blower (5) and wind-guiding door (6) of air conditioner (1) are pressed
Mode operation is set according to user；
When the air conditioner (1) electric heating is in the second working condition, control inner blower (5) is run according to the first wind speed, is adjusted
Wind-guiding door (6) operation is saved to maximum air outlet angle；
When the air conditioner (1) electric heating is in third working condition, control inner blower (5) is run according to the second wind speed, is adjusted
It saves wind-guiding door (6) and keeps maximum air outlet angle；
When the air conditioner (1) electric heating is in four working conditions, stop air conditioner (1) electric heating operation, controls interior wind
Machine (5) is run according to highest wind velocity, is adjusted wind-guiding door (6) and is kept maximum air outlet angle.
4. air-conditioning electric heating heat protection method according to claim 3, which is characterized in that described according to the air conditioner
(1) the step of working condition locating for electric heating, the operating mode of adjusting air conditioner (1) further include:
When the electric heating of the air conditioner (1) is in the second working condition, if the electrical heating temperature Tem of the air conditioner (1) <
T1And continue the 4th preset duration M4When, confirm that the air conditioner (1) is run into the first working condition, wherein T1<T2；
When the electric heating of the air conditioner (1) is in third working condition, if the electrical heating temperature Tem of the air conditioner (1) <
T3And continue the 5th preset duration M5When, confirm that the air conditioner (1) is run into the second working condition, wherein T3<T4；
When the electric heating of the air conditioner (1) is in four working conditions, if the electrical heating temperature Tem of the air conditioner (1) <
T5And continue the 6th preset duration M6When, confirm that the 4th working condition is exited in the air conditioner (1) electric heating, wherein T5<T6。
5. air-conditioning electric heating heat protection method according to claim 4, which is characterized in that confirm the air conditioner (1) electricity
Heating the step of exiting four working conditions includes:
If the T5> T4, when four working conditions is exited in the air conditioner (1) electric heating, run into third working condition；
If the T5<T3, when four working conditions is exited in the air conditioner (1) electric heating, run into the second working condition；
If the T5<T2, when four working conditions is exited in the air conditioner (1) electric heating, run into the first working condition.
6. air-conditioning electric heating heat protection method according to claim 3, which is characterized in that when user's control air conditioner (1)
When shutdown, if detecting electrical heating temperature Tem >=T of the air conditioner (1)7When, control inner blower (5) maintains current wind speed fortune
Row adjusts wind-guiding door (6) and keeps maximum air outlet angle, until the air conditioner (1) electrical heating temperature Tem < T8, stop inner blower
(5) it runs, close wind-guiding door (6), wherein T8≤T7。
7. air-conditioning electric heating heat protection method according to claim 3, which is characterized in that the method also includes: work as institute
It states air conditioner (1) electric heating and is in the 4th working condition, and the duration is greater than the 7th preset duration M7When, control inner blower
(5) it is run according to highest wind velocity, adjusts wind-guiding door (6) and keep maximum air outlet angle, and control the air conditioner (1) and reported
It is wrong.
8. air-conditioning electric heating heat protection method according to claim 3, which is characterized in that first wind speed is less than second
Wind speed, second wind speed are less than highest wind velocity.
9. a kind of air-conditioning electric heating thermel protection device, which is characterized in that the air-conditioning electric heating thermel protection device (7) includes:
Temperature acquiring unit (8), for obtaining the electrical heating temperature Tem of air conditioner (1) every preset time interval；
Status determining unit (9) confirms that air conditioner (1) electricity adds for the electrical heating temperature Tem according to the air conditioner (1)
Working condition locating for heat；
Work adjusts unit (10), for adjusting air conditioner (1) according to working condition locating for the air conditioner (1) electric heating
Operating mode.
10. a kind of air conditioner, which is characterized in that the air conditioner (1) includes: that memory (3), controller (2) and air conditioner electric add
Hot thermel protection device (7), the air-conditioning electric heating thermel protection device (7) are installed on the memory (3) and including one or more
A software function module executed by the controller (2), the air-conditioning electric heating thermel protection device (7) include:
Temperature acquiring unit (8), for obtaining the electrical heating temperature Tem of air conditioner (1) every preset time interval；
Status determining unit (9) confirms that air conditioner (1) electricity adds for the electrical heating temperature Tem according to the air conditioner (1)
Working condition locating for heat；
Work adjusts unit (10), for adjusting air conditioner (1) according to working condition locating for the air conditioner (1) electric heating
Operating mode.
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| CN201811427753.5A CN109237717B (en) | 2018-11-27 | 2018-11-27 | Air conditioner electric heating thermal protection method and device and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811427753.5A CN109237717B (en) | 2018-11-27 | 2018-11-27 | Air conditioner electric heating thermal protection method and device and air conditioner |
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| CN110398049A (en) * | 2019-07-26 | 2019-11-01 | 广东美的暖通设备有限公司 | Air-conditioner control method, air conditioner and computer readable storage medium |
| CN112197399A (en) * | 2020-09-30 | 2021-01-08 | 珠海格力电器股份有限公司 | PTC electric heating method and equipment and air conditioner |
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| WO2022227532A1 (en) * | 2021-04-29 | 2022-11-03 | 青岛海尔空调器有限总公司 | Method and apparatus for controlling electric auxiliary heating of air conditioner, electronic device and storage medium |
| WO2023226386A1 (en) * | 2022-05-26 | 2023-11-30 | 重庆海尔空调器有限公司 | Control method and apparatus for preventing air conditioner from overheating |
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| CN109237717B (en) | 2020-12-04 |
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