CN105004004B - Indoor fan control method and device - Google Patents
Indoor fan control method and device Download PDFInfo
- Publication number
- CN105004004B CN105004004B CN201510416787.4A CN201510416787A CN105004004B CN 105004004 B CN105004004 B CN 105004004B CN 201510416787 A CN201510416787 A CN 201510416787A CN 105004004 B CN105004004 B CN 105004004B
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- Prior art keywords
- rotating speed
- indoor fan
- return air
- speed grade
- air temperature
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Classifications
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- 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
-
- 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
- F24F11/70—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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- 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
-
- 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 invention discloses a kind of indoor fan control method, the indoor fan control method comprises the following steps：Obtain the return air temperature of indoor set return air inlet；Judge whether the return air temperature is located at corresponding to preset temperature in the range of preset error；When the return air temperature is more than the maximum of the preset error scope, the rotating speed of the indoor fan is lifted according to default rotating speed grade；When the return air temperature is less than the minimum value of the preset error scope, the rotating speed of the indoor fan is reduced according to default rotating speed grade.The invention also discloses a kind of indoor fan control device.Present invention reduces the loss of electric energy, it is therefore prevented that waste of energy.
Description
Technical field
The present invention relates to air-conditioning technical field, more particularly to indoor fan control method and device.
Background technology
With the development of air-conditioning technical, the application of air-conditioning has been obtained for popularizing.In the competition of air-conditioning, the energy consumption of air-conditioning
Have become each manufacturer's focus.It is well known that traditional indoor fan is operated using rated value, it is especially guarantor
Indoor set heat transfer effect is demonstrate,proved, the air quantity output of indoor fan has larger surplus, therefore causes waste of energy.
The above is only used for auxiliary and understands technical scheme, does not represent and recognizes that the above is existing skill
Art.
The content of the invention
It is a primary object of the present invention to provide a kind of indoor fan control method and device, it is intended to reduce the damage of electric energy
Consumption, prevents waste of energy.
To achieve the above object, a kind of indoor fan control method provided by the invention comprises the following steps：
Obtain the return air temperature of indoor set return air inlet；
Judge whether the return air temperature is located at corresponding to preset temperature in the range of preset error；
When the return air temperature is more than the maximum of the preset error scope, institute is lifted according to default rotating speed grade
State the rotating speed of indoor fan；When the return air temperature is less than the minimum value of the preset error scope, according to default rotating speed
Grade reduces the rotating speed of the indoor fan.
Preferably, also include after the indoor fan rotating speed is adjusted：
Judge whether the duration that the indoor fan is run according to the rotating speed grade after adjustment is more than preset value；
If so, the step of then performing the return air temperature of the acquisition indoor set return air inlet.
Preferably, the indoor fan control method also includes：
Obtain current outdoor temperature；
According to the outdoor temperature search corresponding to rotating speed grade, and by search obtain rotating speed grade be set as it is described pre-
If rotating speed grade.
Preferably, the rotating speed that the indoor fan is lifted according to default rotating speed grade includes：
The quantity of lifting rotating speed grade is determined according to the maximum of the return air temperature and the preset error scope；
The indoor fan is controlled to carry out rotating speed etc. according to the quantity of current rotating speed grade and the lifting rotating speed grade
Level lifting.
Preferably, the rotating speed that the indoor fan is reduced according to default rotating speed grade includes：
Determined to reduce the quantity of rotating speed grade according to the minimum value of the return air temperature and the preset error scope；
The indoor fan is controlled to carry out rotating speed etc. according to the quantity of current rotating speed grade and the reduction rotating speed grade
Level reduces.
In addition, to achieve the above object, the present invention, which also provides a kind of indoor fan control device, to be included：
First acquisition module, for obtaining the return air temperature of indoor set return air inlet；
First judge module, for judging whether the return air temperature is located at preset error scope corresponding to preset temperature
It is interior；
Adjusting module, for when the return air temperature be more than the preset error scope maximum when, according to default
Rotating speed grade lifts the rotating speed of the indoor fan；When the return air temperature is less than the minimum value of the preset error scope,
The rotating speed of the indoor fan is reduced according to default rotating speed grade.
Preferably, the indoor fan control device also includes：
Second judge module, for judging that the duration that the indoor fan is run according to the rotating speed grade after adjustment is
It is no to be more than preset value；When the duration being more than preset value, trigger first acquisition module and obtain indoor set return air inlet
Return air temperature.
Preferably, the indoor fan control device also includes：
Second acquisition module, for obtaining current outdoor temperature；
Enquiry module, for the rotating speed grade according to corresponding to outdoor temperature lookup, and rotating speed obtained etc. will be searched
Level is set as the default rotating speed grade.
Preferably, the adjusting module includes：
First analytic unit, for determining that lifting turns according to the maximum of the return air temperature and the preset error scope
The quantity of fast grade；
First adjustment unit, for controlling the room according to the quantity of current rotating speed grade and the lifting rotating speed grade
Inner blower carries out rotating speed grade lifting.
Preferably, the adjusting module includes：
Second analytic unit, turn for determining to reduce according to the minimum value of the return air temperature and the preset error scope
The quantity of fast grade；
Second adjustment unit, for controlling the room according to the quantity of current rotating speed grade and the reduction rotating speed grade
Inner blower carries out rotating speed grade reduction.
By obtaining the return air temperature of indoor set return air inlet in the embodiment of the present invention；Judge whether the return air temperature is located at
Corresponding to preset temperature in the range of preset error；When the return air temperature is more than the maximum of the preset error scope, press
The rotating speed of the indoor fan is lifted according to default rotating speed grade；When the return air temperature is less than the preset error scope most
During small value, the rotating speed of the indoor fan is reduced according to default rotating speed grade.Because indoor fan provided by the invention controls
Method and device realizes the return air temperature according to indoor set return air inlet automatically to the adjustment of rotational speed of indoor fan, so as to reduce
The loss of electric energy, it is therefore prevented that waste of energy.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of indoor fan control method first embodiment of the present invention；
Fig. 2 is the schematic flow sheet of indoor fan control method second embodiment of the present invention；
Fig. 3 is the schematic flow sheet of indoor fan control method 3rd embodiment of the present invention；
Fig. 4 is the refinement schematic flow sheet that rotating speed grade is lifted in indoor fan control method fourth embodiment of the present invention；
Fig. 5 is the refinement schematic flow sheet that rotating speed grade is reduced in the embodiment of indoor fan control method the 5th of the present invention；
Fig. 6 is the functional module structure schematic diagram of indoor fan control device first embodiment of the present invention；
Fig. 7 is the functional module structure schematic diagram of indoor fan control device second embodiment of the present invention；
Fig. 8 is the functional module structure schematic diagram of indoor fan control device 3rd embodiment of the present invention；
Fig. 9 is the refinement functional module structure signal of adjusting module in indoor fan control device fourth embodiment of the present invention
Figure；
Figure 10 is that the refinement functional module structure of adjusting module in the embodiment of indoor fan control device the 5th of the present invention shows
It is intended to.
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of indoor fan control method, and reference picture 1 is real in indoor fan control method first of the present invention
Apply in example, the indoor fan control method includes：
Step S10, obtain the return air temperature of indoor set return air inlet；
Indoor fan control method provided in an embodiment of the present invention is mainly used in air-conditioning system, for indoor fan
It is controlled, the air-conditioning system can be only to include the Air Conditioning System of indoor set or including multiple interiors
The multi-online air-conditioning system of machine.In multiple on-line system, each indoor set can be indoor at each with independent control, refrigerant
Degree of superheat when machine is exchanged heat is not interfere with each other.Specifically, at the return air inlet of machine temperature sensor can be set to use indoors
In the above-mentioned return air temperature of detection.
Step S20, judges whether the return air temperature is located at corresponding to preset temperature in the range of preset error；If so, then
Terminate, if it is not, then performing step S30；
Step S30, when the return air temperature is more than the maximum of the preset error scope, according to default rotating speed etc.
Level lifts the rotating speed of the indoor fan；When the return air temperature is less than the minimum value of the preset error scope, according to pre-
If rotating speed grade reduce the rotating speed of the indoor fan.
In the present embodiment, the size of above-mentioned preset temperature can be configured according to being actually needed, specifically, above-mentioned preset
Error range is what preset temperature was calculated with preset error value；It should be noted that the above-mentioned non-definite value of preset temperature,
User's setting can be included, indoor set is adaptively set in real time.Such as preset temperature is a, preset error value b, then above-mentioned mistake
Poor scope is [a-b, a+b], and the maximum of above-mentioned preset error scope is a+b, the minimum value a-b of above-mentioned preset error scope.
For example, it is T1 to get above-mentioned return air temperature, as a-b≤T1≤a+b, it is determined that return air temperature is located at pre- corresponding to preset temperature
Put in error range；Work as T1<A-b, then the rotating speed of the indoor fan is reduced according to default rotating speed grade；As T1 ＞ a+b, then
The rotating speed of the indoor fan is lifted according to default rotating speed grade.
In the present embodiment, the value of above-mentioned default rotating speed grade can be configured according to being actually needed, for example, at this
In embodiment, above-mentioned preset rotation speed grade includes the different rotating speed grades of A, B, C, D, E, F, G seven, wherein A<B<C<D<E<F<
G.It should be noted that when the return air temperature is more than the maximum of the error range, rotating speed grade is lifted or reduced
Quantity can be adjusted according to preset rules, be explained in detail with lifting or reducing a rotating speed grade every time：
If the current rotating speed grade of indoor fan is D, when return air temperature is less than in the minimum value of above-mentioned error range, then will
The rotating speed level adjustment of indoor fan is C.When control indoor fan reaches above-mentioned default with the rotating speed grade C duration run
During value, then above-mentioned return air temperature is reacquired, when minimum value of the return air temperature still less than above-mentioned error range, then continue to reduce
The grade of indoor fan, until return air temperature is located in above-mentioned error range.It is understood that when above-mentioned indoor fan is current
Rotating speed grade be A, return air temperature is then no longer adjusted, still transported with rotating speed grade A still less than the minimum value of above-mentioned error range
OK.
If the current rotating speed grade of indoor fan is D, when return air temperature is more than the maximum of above-mentioned error range, then by room
The rotating speed level adjustment of inner blower is E.When control indoor fan reaches above-mentioned preset value with the rotating speed grade E duration run
When, then above-mentioned return air temperature is reacquired, when maximum of the return air temperature still greater than above-mentioned error range, then continues to lift up room
The grade of inner blower, until return air temperature is located in above-mentioned error range.It is understood that when above-mentioned indoor fan is current
Rotating speed grade is G, and return air temperature is then no longer adjusted, still transported with rotating speed grade G still greater than the maximum of above-mentioned error range
OK.
By obtaining the return air temperature of indoor set return air inlet in the embodiment of the present invention；Judge whether the return air temperature is located at
Corresponding to preset temperature in the range of preset error；When the return air temperature is more than the maximum of the preset error scope, press
The rotating speed of the indoor fan is lifted according to default rotating speed grade；When the return air temperature is less than the preset error scope most
During small value, the rotating speed of the indoor fan is reduced according to default rotating speed grade.Because indoor fan provided by the invention controls
Method realizes the return air temperature according to indoor set return air inlet automatically to the adjustment of rotational speed of indoor fan, so as to reduce electric energy
Loss, it is therefore prevented that waste of energy.
Further, reference picture 2, based on indoor fan control method first embodiment of the present invention, in the indoor wind of the present invention
In machine control method second embodiment, also include after above-mentioned steps S30：
Step S40, judges whether the duration that the indoor fan is run according to the rotating speed grade after adjustment is more than in advance
If value；
In the present embodiment, after the indoor fan rotating speed is adjusted, indoor fan will continue according to the rotating speed after adjustment
Operation.During operation, whether the duration that real-time judge indoor fan is run according to the rotating speed after adjustment is above-mentioned pre-
If value, when the duration being more than preset value, the return air temperature step of acquisition indoor set return air inlet will be performed again, with entrance
Adjustment once, until above-mentioned return air temperature is located in the range of preset error, so that indoor fan reaches preferable rotating speed.
Further, reference picture 3, based on indoor fan control method first embodiment of the present invention, in the indoor wind of the present invention
In machine control method 3rd embodiment, above-mentioned indoor fan control method also includes：
Step S50, obtain current outdoor temperature；
Step S60, the rotating speed grade according to corresponding to searching the outdoor temperature, and the rotating speed grade setting obtained will be searched
For the default rotating speed grade.
It is understood that the setting for rotating speed grade can be actually needed according to basis and be configured, such as in sky
When adjusting heating operation, a rotating speed grade is correspondingly arranged on；A rotating speed grade is correspondingly provided with refrigerating operaton.Additionally due to outdoor temp
Degree is constantly changing, and can set different rotating speed grades according to different outdoor temperatures to ensure above-mentioned return air temperature positioned at upper
State in the range of preset error so that the rotating speed of indoor fan reaches preferable states.Such as in the state of heating operation, work as acquisition
To current outdoor temperature be 10 DEG C when, then the rotating speed grade for inquiring about acquisition is A, B, C, D, E, F；When getting current outdoor temperature
For 0 DEG C, then the rotating speed grade for inquiring about acquisition is B, C, D, E, F, G.It should be noted that temperature can be set on air-conditioner outdoor unit
Sensor is spent, to detect the temperature value of current outdoor.
Further, it is to be understood that when above-mentioned return air temperature is not in the range of preset error, indoor wind is reduced
The adjustment mode of the rotating speed of machine can be consistent with the adjustment mode of the rotating speed of lifting indoor fan, can also be inconsistent.It is right below
The mode of adjustment of rotational speed is described in detail：
Further, reference picture 4, based on indoor fan control method first embodiment of the present invention to 3rd embodiment,
It is above-mentioned to lift turning for the indoor fan according to default rotating speed grade in indoor fan control method fourth embodiment of the present invention
Speed includes：
Step S31, lifting rotating speed grade is determined according to the maximum of the return air temperature and the preset error scope
Quantity；
Step S32, the indoor fan is controlled to enter according to the quantity of current rotating speed grade and the lifting rotating speed grade
Row rotating speed grade is lifted.
In the present embodiment, above-mentioned return air temperature and the difference of the maximum of the preset error scope are bigger, then it represents that room
The gap of rotating speed grade of the current rotating speed grade of inner blower with finally needing to adjust is bigger.Such as when return air temperature with it is described pre-
The difference put between the maximum of error range is more than 5 DEG C, then needs to adjust two rotating speed grades.If current rotating speed grade is
D, then the rotating speed grade after adjusting is F.Due in the present embodiment, adding above-mentioned return air temperature and the preset error scope
The comparison of maximum, so as to reduce the number of adjustment.
Further, reference picture 5, based on indoor fan control method first embodiment of the present invention to 3rd embodiment,
It is above-mentioned to reduce turning for the indoor fan according to default rotating speed grade in the embodiment of indoor fan control method the 5th of the present invention
Speed includes：
Step S33, determined to reduce rotating speed grade according to the minimum value of the return air temperature and the preset error scope
Quantity；
Step S34, the indoor fan is controlled to enter according to the quantity of current rotating speed grade and the reduction rotating speed grade
Row rotating speed grade reduces.
In the present embodiment, above-mentioned return air temperature and the difference of the minimum value of the preset error scope are bigger, then it represents that room
The gap of rotating speed grade of the current rotating speed grade of inner blower with finally needing to adjust is bigger.Such as when return air temperature with it is described pre-
The difference put between the minimum value of error range is more than 5 DEG C, then needs to adjust two rotating speed grades.If current rotating speed grade is
D, then the rotating speed grade after adjusting is B.Due in the present embodiment, adding above-mentioned return air temperature and the preset error scope
The comparison of maximum, so as to reduce the number of adjustment.
The present invention also provides a kind of indoor fan control device, reference picture 6, in indoor fan control device first of the present invention
In embodiment, the indoor fan control device includes：
First acquisition module 10, for obtaining the return air temperature of indoor set return air inlet；
Indoor fan control device provided in an embodiment of the present invention is mainly used in air-conditioning system, for indoor fan
It is controlled, the air-conditioning system can be only to include the Air Conditioning System of indoor set or including multiple interiors
The multi-online air-conditioning system of machine.In multiple on-line system, each indoor set can be indoor at each with independent control, refrigerant
Degree of superheat when machine is exchanged heat is not interfere with each other.Specifically, at the return air inlet of machine temperature sensor can be set to use indoors
In the above-mentioned return air temperature of detection.
First judge module 20, for judging whether the return air temperature is located at preset error scope corresponding to preset temperature
It is interior；
Adjusting module 30, during maximum for being more than the preset error scope when the return air temperature, according to default
Rotating speed grade lift the rotating speed of the indoor fan；When the return air temperature is less than the minimum value of the preset error scope
When, according to the rotating speed of the default rotating speed grade reduction indoor fan.
In the present embodiment, the size of above-mentioned preset temperature can be configured according to being actually needed, specifically, above-mentioned preset
Error range is what preset temperature was calculated with preset error value；It should be noted that the above-mentioned non-definite value of preset temperature,
User's setting can be included, indoor set is adaptively set in real time.Such as preset temperature is a, preset error value b, then above-mentioned mistake
Poor scope is [a-b, a+b], and the maximum of above-mentioned preset error scope is a+b, the minimum value a-b of above-mentioned preset error scope.
For example, it is T1 to get above-mentioned return air temperature, as a-b≤T1≤a+b, it is determined that return air temperature is located at pre- corresponding to preset temperature
Put in error range；Work as T1<A-b, then the rotating speed of the indoor fan is reduced according to default rotating speed grade；As T1 ＞ a+b, then
The rotating speed of the indoor fan is lifted according to default rotating speed grade.
In the present embodiment, the value of above-mentioned default rotating speed grade can be configured according to being actually needed, for example, at this
In embodiment, above-mentioned preset rotation speed grade includes the different rotating speed grades of A, B, C, D, E, F, G seven, wherein A<B<C<D<E<F<
G.It should be noted that when the return air temperature is more than the maximum of the error range, rotating speed grade is lifted or reduced
Quantity can be adjusted according to preset rules, be explained in detail with lifting or reducing a rotating speed grade every time：
If the current rotating speed grade of indoor fan is D, when return air temperature is less than in the minimum value of above-mentioned error range, then will
The rotating speed level adjustment of indoor fan is C.When control indoor fan reaches above-mentioned default with the rotating speed grade C duration run
During value, then above-mentioned return air temperature is reacquired, when minimum value of the return air temperature still less than above-mentioned error range, then continue to reduce
The grade of indoor fan, until return air temperature is located in above-mentioned error range.It is understood that when above-mentioned indoor fan is current
Rotating speed grade be A, return air temperature is then no longer adjusted, still transported with rotating speed grade A still less than the minimum value of above-mentioned error range
OK.
If the current rotating speed grade of indoor fan is D, when return air temperature is more than the maximum of above-mentioned error range, then by room
The rotating speed level adjustment of inner blower is E.When control indoor fan reaches above-mentioned preset value with the rotating speed grade E duration run
When, then above-mentioned return air temperature is reacquired, when maximum of the return air temperature still greater than above-mentioned error range, then continues to lift up room
The grade of inner blower, until return air temperature is located in above-mentioned error range.It is understood that when above-mentioned indoor fan is current
Rotating speed grade is G, and return air temperature is then no longer adjusted, still transported with rotating speed grade G still greater than the maximum of above-mentioned error range
OK.
By obtaining the return air temperature of indoor set return air inlet in the embodiment of the present invention；Judge whether the return air temperature is located at
Corresponding to preset temperature in the range of preset error；When the return air temperature is more than the maximum of the preset error scope, press
The rotating speed of the indoor fan is lifted according to default rotating speed grade；When the return air temperature is less than the preset error scope most
During small value, the rotating speed of the indoor fan is reduced according to default rotating speed grade.Because indoor fan provided by the invention controls
Device realizes the return air temperature according to indoor set return air inlet automatically to the adjustment of rotational speed of indoor fan, so as to reduce electric energy
Loss, it is therefore prevented that waste of energy.
Further, reference picture 7, based on indoor fan control device first embodiment of the present invention, in the indoor wind of the present invention
In machine control device second embodiment, above-mentioned indoor fan control device also includes：
Second judge module 40, the duration run for judging the indoor fan according to the rotating speed grade after adjustment
Whether preset value is more than；When the duration being more than preset value, trigger first acquisition module and obtain indoor set return air
The return air temperature of mouth.
In the present embodiment, after the indoor fan rotating speed is adjusted, indoor fan will continue according to the rotating speed after adjustment
Operation.During operation, whether the duration that real-time judge indoor fan is run according to the rotating speed after adjustment is above-mentioned pre-
If value, when the duration being more than preset value, the return air of acquisition indoor set return air inlet will be performed by the first acquisition module 10 again
Temperature operates, to enter adjustment next time, until above-mentioned return air temperature is located in the range of preset error, so that indoor wind
Machine reaches preferable rotating speed.
Further, reference picture 8, based on indoor fan control device first embodiment of the present invention, in the indoor wind of the present invention
In machine control device 3rd embodiment, above-mentioned indoor fan control device also includes：
Second acquisition module 50, for obtaining current outdoor temperature；
Enquiry module 60, for the rotating speed grade according to corresponding to outdoor temperature lookup, and the rotating speed obtained will be searched
Grade is set as the default rotating speed grade.
It is understood that the setting for rotating speed grade can be actually needed according to basis and be configured, such as in sky
When adjusting heating operation, a rotating speed grade is correspondingly arranged on；A rotating speed grade is correspondingly provided with refrigerating operaton.Additionally due to outdoor temp
Degree is constantly changing, and can set different rotating speed grades according to different outdoor temperatures to ensure above-mentioned return air temperature positioned at upper
State in the range of preset error so that the rotating speed of indoor fan reaches preferable states.Such as in the state of heating operation, work as acquisition
To current outdoor temperature be 10 DEG C when, then the rotating speed grade for inquiring about acquisition is A, B, C, D, E, F；When getting current outdoor temperature
For 0 DEG C, then the rotating speed grade for inquiring about acquisition is B, C, D, E, F, G.It should be noted that temperature can be set on air-conditioner outdoor unit
Sensor is spent, to detect the temperature value of current outdoor.
Further, it is to be understood that when above-mentioned return air temperature is not in the range of preset error, indoor wind is reduced
The adjustment mode of the rotating speed of machine can be consistent with the adjustment mode of the rotating speed of lifting indoor fan, can also be inconsistent.It is right below
The mode of adjustment of rotational speed is described in detail：
Further, reference picture 9, based on indoor fan control device first embodiment of the present invention to 3rd embodiment,
In indoor fan control device fourth embodiment of the present invention, above-mentioned adjusting module 30 includes：
First analytic unit 31, for determining to be lifted according to the maximum of the return air temperature and the preset error scope
The quantity of rotating speed grade；
First adjustment unit 32, described according to current rotating speed grade with the quantity control of the lifting rotating speed grade
Indoor fan carries out rotating speed grade lifting.
In the present embodiment, above-mentioned return air temperature and the difference of the maximum of the preset error scope are bigger, then it represents that room
The gap of rotating speed grade of the current rotating speed grade of inner blower with finally needing to adjust is bigger.Such as when return air temperature with it is described pre-
The difference put between the maximum of error range is more than 5 DEG C, then needs to adjust two rotating speed grades.If current rotating speed grade is
D, then the rotating speed grade after adjusting is F.Due in the present embodiment, adding above-mentioned return air temperature and the preset error scope
The comparison of maximum, so as to reduce the number of adjustment.
Further, reference picture 10, based on indoor fan control device first embodiment of the present invention to 3rd embodiment,
In the embodiment of indoor fan control device the 5th of the present invention, above-mentioned adjusting module 30 includes：
Second analytic unit 33, for determining to reduce according to the minimum value of the return air temperature and the preset error scope
The quantity of rotating speed grade；
Second adjustment unit 34, described according to current rotating speed grade with the quantity control of the reduction rotating speed grade
Indoor fan carries out rotating speed grade reduction.
In the present embodiment, above-mentioned return air temperature and the difference of the minimum value of the preset error scope are bigger, then it represents that room
The gap of rotating speed grade of the current rotating speed grade of inner blower with finally needing to adjust is bigger.Such as when return air temperature with it is described pre-
The difference put between the minimum value of error range is more than 5 DEG C, then needs to adjust two rotating speed grades.If current rotating speed grade is
D, then the rotating speed grade after adjusting is B.Due in the present embodiment, adding above-mentioned return air temperature and the preset error scope
The comparison of maximum, so as to reduce the number of adjustment.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (8)
1. a kind of indoor fan control method, it is characterised in that the indoor fan control method comprises the following steps：
Obtain current outdoor temperature；
The rotating speed grade according to corresponding to searching the outdoor temperature, and the rotating speed grade for searching acquisition is set as default rotating speed
Grade；
Obtain the return air temperature of indoor set return air inlet；
Judge whether the return air temperature is located at corresponding to preset temperature in the range of preset error；
When the return air temperature is more than the maximum of the preset error scope, the room is lifted according to default rotating speed grade
The rotating speed of inner blower；When the return air temperature is less than the minimum value of the preset error scope, according to default rotating speed grade
Reduce the rotating speed of the indoor fan.
2. indoor fan control method as claimed in claim 1, it is characterised in that after the indoor fan rotating speed is adjusted
Also include：
Judge whether the duration that the indoor fan is run according to the rotating speed grade after adjustment is more than preset value；
If so, the step of then performing the return air temperature of the acquisition indoor set return air inlet.
3. indoor fan control method as claimed in claim 1 or 2, it is characterised in that described according to default rotating speed grade
Lifting the rotating speed of the indoor fan includes：
The quantity of lifting rotating speed grade is determined according to the maximum of the return air temperature and the preset error scope；
Control the indoor fan to carry out rotating speed grade according to the quantity of current rotating speed grade and the lifting rotating speed grade to carry
Rise.
4. indoor fan control method as claimed in claim 1 or 2, it is characterised in that described according to default rotating speed grade
Reducing the rotating speed of the indoor fan includes：
Determined to reduce the quantity of rotating speed grade according to the minimum value of the return air temperature and the preset error scope；
The indoor fan is controlled to carry out rotating speed grade drop according to the quantity of current rotating speed grade and the reduction rotating speed grade
It is low.
5. a kind of indoor fan control device, it is characterised in that the indoor fan control device includes：
Second acquisition module, for obtaining current outdoor temperature；
Enquiry module, for the rotating speed grade according to corresponding to outdoor temperature lookup, and the rotating speed grade for searching acquisition is set
It is set to default rotating speed grade；
First acquisition module, for obtaining the return air temperature of indoor set return air inlet；
First judge module, for judging whether the return air temperature is located at corresponding to preset temperature in the range of preset error；
Adjusting module, for when the return air temperature be more than the preset error scope maximum when, according to default rotating speed
Grade lifts the rotating speed of the indoor fan；When the return air temperature is less than the minimum value of the preset error scope, according to
Default rotating speed grade reduces the rotating speed of the indoor fan.
6. indoor fan control device as claimed in claim 5, it is characterised in that the indoor fan control device also wraps
Include：
Second judge module, for judging whether the duration that the indoor fan is run according to the rotating speed grade after adjustment is big
In preset value；When the duration being more than preset value, trigger first acquisition module and obtain returning for indoor set return air inlet
Air temperature.
7. the indoor fan control device as described in claim 5 or 6, it is characterised in that the adjusting module includes：
First analytic unit, for determining lifting rotating speed etc. according to the maximum of the return air temperature and the preset error scope
The quantity of level；
First adjustment unit, for controlling the indoor wind according to the quantity of current rotating speed grade and the lifting rotating speed grade
Machine carries out rotating speed grade lifting.
8. the indoor fan control device as described in claim 5 or 6, it is characterised in that the adjusting module includes：
Second analytic unit, for determining to reduce rotating speed etc. according to the minimum value of the return air temperature and the preset error scope
The quantity of level；
Second adjustment unit, for controlling the indoor wind according to the quantity of current rotating speed grade and the reduction rotating speed grade
Machine carries out rotating speed grade reduction.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510416787.4A CN105004004B (en) | 2015-07-15 | 2015-07-15 | Indoor fan control method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510416787.4A CN105004004B (en) | 2015-07-15 | 2015-07-15 | Indoor fan control method and device |
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| Publication Number | Publication Date |
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| CN105004004A CN105004004A (en) | 2015-10-28 |
| CN105004004B true CN105004004B (en) | 2017-12-29 |
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| CN201510416787.4A Active CN105004004B (en) | 2015-07-15 | 2015-07-15 | Indoor fan control method and device |
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Cited By (1)
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| CN111196119B (en) * | 2018-11-16 | 2022-04-15 | 比亚迪股份有限公司 | Method and device for controlling air conditioner on vehicle |
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