CN104990228A - Air conditioner outdoor fan, control method and device thereof and air conditioner - Google Patents
Air conditioner outdoor fan, control method and device thereof and air conditioner Download PDFInfo
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- CN104990228A CN104990228A CN201510450772.XA CN201510450772A CN104990228A CN 104990228 A CN104990228 A CN 104990228A CN 201510450772 A CN201510450772 A CN 201510450772A CN 104990228 A CN104990228 A CN 104990228A
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- outdoor fan
- air
- conditioner
- running status
- air quantity
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
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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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
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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
- F24F2110/00—Control inputs relating to air properties
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention provides an air conditioner outdoor fan, a control method and device thereof and an air conditioner. The control method of the air conditioner outdoor fan comprises the steps of detecting the capacity need of the air conditioner in the operation process of the air conditioner; determining the air volume need for the outdoor fan according to the capacity need of the air conditioner; and controlling the operation state of the outdoor fan according to the air volume need so that the operation state of the outdoor fan can be matched with the air volume need. By means of the technical scheme, in the working process of the air conditioner, the working mode of the outdoor fan is adjusted according to the need for the air volume of the outdoor fan, power consumption of the outdoor fan is lowered, and use comfortableness of users is improved at the same time.
Description
Technical field
The present invention relates to air-conditioner technical field, in particular to outdoor fan and a kind of air-conditioner of the control device of the outdoor fan of a kind of control method of outdoor fan of air-conditioner, a kind of air-conditioner, a kind of air-conditioner.
Background technology
At present, generally all speed governing is not carried out for using the outdoor fan of air conditioner of three phase electric machine, outdoor fan is only opened usually, stop two kinds of patterns, and in the course of work of reality, the demand of the external fan delivery of air-conditioner is change, only have out, that stop mode is unfavorable for outdoor fan of air conditioner is energy-conservation, and the comfort of user can be affected.
Therefore, how in the course of work of air-conditioner, can realize adjusting the mode of operation of outdoor fan according to the demand of external fan delivery, to become technical problem urgently to be resolved hurrily with the comfort realizing energy-conservation object and lifting user.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art or correlation technique.
For this reason, one object of the present invention is the control program of the outdoor fan proposing a kind of new air-conditioner, can in the course of work of air-conditioner, realize adjusting the mode of operation of outdoor fan according to the demand of external fan delivery, reduce the power consumption of outdoor fan, improve the comfort of user simultaneously.
Another object of the present invention is to propose a kind of outdoor fan of air-conditioner and a kind of air-conditioner.
For achieving the above object, embodiment according to a first aspect of the invention, proposes a kind of control method of outdoor fan of air-conditioner, comprising: in the running of described air-conditioner, detects the ability need of described air-conditioner; The air quantity demand to described outdoor fan is determined according to the ability need of described air-conditioner; The running status of outdoor fan according to described air quantity demand modeling, matches to make the running status of described outdoor fan and described air quantity demand.
The control method of the outdoor fan of air-conditioner according to an embodiment of the invention, by in the running of air-conditioner, detect the ability need of air-conditioner, to determine the air quantity demand to outdoor fan according to the ability need of air-conditioner, and then the running status of outdoor fan is controlled, make it possible to when the air quantity demand of air-conditioner to outdoor fan is less, suitably reduce the operate power of outdoor fan, reduce the power consumption of outdoor fan.Meanwhile, owing to can control the running status of outdoor fan in real time according to the air quantity demand of outdoor fan, the comfort of user can therefore also be promoted.
The control method of the outdoor fan of air-conditioner according to the abovementioned embodiments of the present invention, can also have following technical characteristic:
According to one embodiment of present invention, before the step of the running status of outdoor fan according to described air quantity demand modeling, also comprise: control described outdoor fan and carry out work under multiple running status, and record the air quantity under often kind of running status of described outdoor fan in described multiple running status.
The control method of the outdoor fan of air-conditioner according to an embodiment of the invention, by recording the air quantity under often kind of running status of outdoor fan in multiple running status, make it possible to when determining the air quantity demand to outdoor fan, find the running status of outdoor fan corresponding with it easily, so that control outdoor fan.
According to one embodiment of present invention, described multiple running status comprises available for different connection modes, and described available for different connection modes comprises: star connection rotates forward, star connection is reversed, delta connection rotates forward and delta connection reversion.Wherein, when outdoor fan reverses, also can carry out dedusting to outdoor heat exchanger.
According to one embodiment of present invention, also comprised before the step of the running status of outdoor fan according to described air quantity demand modeling: detect described outdoor fan and whether remain static; When detecting that described outdoor fan does not remain static, control the step performing the running status of outdoor fan according to described air quantity demand modeling after described outdoor fan shuts down scheduled duration; When detecting that described outdoor fan remains static, perform the step of the running status of outdoor fan according to described air quantity demand modeling.
The control method of the outdoor fan of air-conditioner according to an embodiment of the invention; by when detecting that outdoor fan does not remain static; controlling the operation performing the running status according to air quantity demand modeling outdoor fan after outdoor fan shuts down scheduled duration again, making it possible to realize the delay protection of outdoor fan when turning to.Wherein, scheduled duration can be 3 minutes.
Embodiment according to a second aspect of the present invention, also proposed a kind of control device of outdoor fan of air-conditioner, comprising: the first detecting unit, in the running of described air-conditioner, detects the ability need of described air-conditioner; Determining unit, for determining the air quantity demand to described outdoor fan according to the ability need of described air-conditioner; First control unit, for the running status of outdoor fan according to described air quantity demand modeling, matches to make the running status of described outdoor fan and described air quantity demand.
The control device of the outdoor fan of air-conditioner according to an embodiment of the invention, by in the running of air-conditioner, detect the ability need of air-conditioner, to determine the air quantity demand to outdoor fan according to the ability need of air-conditioner, and then the running status of outdoor fan is controlled, make it possible to when the air quantity demand of air-conditioner to outdoor fan is less, suitably reduce the operate power of outdoor fan, reduce the power consumption of outdoor fan.Meanwhile, owing to can control the running status of outdoor fan in real time according to the air quantity demand of outdoor fan, the comfort of user can therefore also be promoted.
The control device of the outdoor fan of air-conditioner according to the abovementioned embodiments of the present invention, can also have following technical characteristic:
According to one embodiment of present invention, also comprising: the second control unit, under multiple running status, carrying out work for controlling described outdoor fan; Record cell, for recording the air quantity under often kind of running status of described outdoor fan in described multiple running status.
The control device of the outdoor fan of air-conditioner according to an embodiment of the invention, by recording the air quantity under often kind of running status of outdoor fan in multiple running status, make it possible to when determining the air quantity demand to outdoor fan, find the running status of outdoor fan corresponding with it easily, so that control outdoor fan.
According to one embodiment of present invention, described multiple running status comprises available for different connection modes, and described available for different connection modes comprises: star connection rotates forward, star connection is reversed, delta connection rotates forward and delta connection reversion.Wherein, when outdoor fan reverses, also can carry out dedusting to outdoor heat exchanger.
According to one embodiment of present invention, also comprising: the second detecting unit, whether remaining static for detecting described outdoor fan; Described first control unit specifically for: when described second detecting unit detects that described outdoor fan does not remain static; control the operation performing the running status of outdoor fan according to described air quantity demand modeling after described outdoor fan shuts down scheduled duration; and for when described second detecting unit detects that described outdoor fan remains static, perform the operation of the running status of outdoor fan according to described air quantity demand modeling.
The control device of the outdoor fan of air-conditioner according to an embodiment of the invention; by when detecting that outdoor fan does not remain static; controlling the operation performing the running status according to air quantity demand modeling outdoor fan after outdoor fan shuts down scheduled duration again, making it possible to realize the delay protection of outdoor fan when turning to.Wherein, scheduled duration can be 3 minutes.
Embodiment according to a third aspect of the present invention, also proposed a kind of outdoor fan of air-conditioner, comprising: the control device of the outdoor fan of the air-conditioner as described in above-mentioned any one embodiment.
Embodiment according to a fourth aspect of the present invention, also proposed a kind of air-conditioner, comprising: outdoor fan; And as the control device of outdoor fan of the air-conditioner described in above-mentioned any one embodiment.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 shows the schematic flow diagram of the control method of the outdoor fan of air-conditioner according to an embodiment of the invention;
Fig. 2 shows the schematic block diagram of the control device of the outdoor fan of air-conditioner according to an embodiment of the invention;
Fig. 3 shows the schematic block diagram of the control system of outdoor fan according to an embodiment of the invention;
Fig. 4 shows the schematic flow diagram of the control method of the outdoor fan of air-conditioner according to another embodiment of the invention;
Fig. 5 shows the judgement schematic flow sheet of static according to an embodiment of the invention startup.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
Fig. 1 shows the schematic flow diagram of the control method of the outdoor fan of air-conditioner according to an embodiment of the invention.
As shown in Figure 1, the control method of the outdoor fan of air-conditioner according to an embodiment of the invention, comprising: step 102, in the running of described air-conditioner, detects the ability need of described air-conditioner; Step 104, determines the air quantity demand to described outdoor fan according to the ability need of described air-conditioner; Step 106, the running status of outdoor fan according to described air quantity demand modeling, matches to make the running status of described outdoor fan and described air quantity demand.
By in the running of air-conditioner, detect the ability need of air-conditioner, to determine the air quantity demand to outdoor fan according to the ability need of air-conditioner, and then the running status of outdoor fan is controlled, make it possible to when the air quantity demand of air-conditioner to outdoor fan is less, the operate power of suitable reduction outdoor fan, reduces the power consumption of outdoor fan.Meanwhile, owing to can control the running status of outdoor fan in real time according to the air quantity demand of outdoor fan, the comfort of user can therefore also be promoted.
The control method of the outdoor fan of air-conditioner according to the abovementioned embodiments of the present invention, can also have following technical characteristic:
According to one embodiment of present invention, before the step of the running status of outdoor fan according to described air quantity demand modeling, also comprise: control described outdoor fan and carry out work under multiple running status, and record the air quantity under often kind of running status of described outdoor fan in described multiple running status.
By recording the air quantity under often kind of running status of outdoor fan in multiple running status, making it possible to when determining the air quantity demand to outdoor fan, finding the running status of outdoor fan corresponding with it easily, so that control outdoor fan.
According to one embodiment of present invention, described multiple running status comprises available for different connection modes, and described available for different connection modes comprises: star connection rotates forward, star connection is reversed, delta connection rotates forward and delta connection reversion.Wherein, when outdoor fan reverses, also can carry out dedusting to outdoor heat exchanger.
According to one embodiment of present invention, also comprised before the step of the running status of outdoor fan according to described air quantity demand modeling: detect described outdoor fan and whether remain static; When detecting that described outdoor fan does not remain static, control the step performing the running status of outdoor fan according to described air quantity demand modeling after described outdoor fan shuts down scheduled duration; When detecting that described outdoor fan remains static, perform the step of the running status of outdoor fan according to described air quantity demand modeling.
By when detecting that outdoor fan does not remain static, controlling the operation performing the running status according to air quantity demand modeling outdoor fan after outdoor fan shuts down scheduled duration again, making it possible to realize the delay protection of outdoor fan when turning to.Wherein, scheduled duration can be 3 minutes.
Fig. 2 shows the schematic block diagram of the control device of the outdoor fan of air-conditioner according to an embodiment of the invention.
As shown in Figure 2, the control device 200 of the outdoor fan of air-conditioner according to an embodiment of the invention, comprising: the first detecting unit 202, in the running of described air-conditioner, detects the ability need of described air-conditioner; Determining unit 204, for determining the air quantity demand to described outdoor fan according to the ability need of described air-conditioner; First control unit 206, for the running status of outdoor fan according to described air quantity demand modeling, matches to make the running status of described outdoor fan and described air quantity demand.
By in the running of air-conditioner, detect the ability need of air-conditioner, to determine the air quantity demand to outdoor fan according to the ability need of air-conditioner, and then the running status of outdoor fan is controlled, make it possible to when the air quantity demand of air-conditioner to outdoor fan is less, the operate power of suitable reduction outdoor fan, reduces the power consumption of outdoor fan.Meanwhile, owing to can control the running status of outdoor fan in real time according to the air quantity demand of outdoor fan, the comfort of user can therefore also be promoted.
The control device 200 of the outdoor fan of air-conditioner according to the abovementioned embodiments of the present invention, can also have following technical characteristic:
According to one embodiment of present invention, also comprising: the second control unit 208, under multiple running status, carrying out work for controlling described outdoor fan; Record cell 210, for recording the air quantity under often kind of running status of described outdoor fan in described multiple running status.
By recording the air quantity under often kind of running status of outdoor fan in multiple running status, making it possible to when determining the air quantity demand to outdoor fan, finding the running status of outdoor fan corresponding with it easily, so that control outdoor fan.
According to one embodiment of present invention, described multiple running status comprises available for different connection modes, and described available for different connection modes comprises: star connection rotates forward, star connection is reversed, delta connection rotates forward and delta connection reversion.Wherein, when outdoor fan reverses, also can carry out dedusting to outdoor heat exchanger.
According to one embodiment of present invention, also comprising: the second detecting unit 212, whether remaining static for detecting described outdoor fan; Described first control unit 206 specifically for: when described second detecting unit 212 detects that described outdoor fan does not remain static; control the operation performing the running status of outdoor fan according to described air quantity demand modeling after described outdoor fan shuts down scheduled duration; and for when described second detecting unit 212 detects that described outdoor fan remains static, perform the operation of the running status of outdoor fan according to described air quantity demand modeling.
By when detecting that outdoor fan does not remain static, controlling the operation performing the running status according to air quantity demand modeling outdoor fan after outdoor fan shuts down scheduled duration again, making it possible to realize the delay protection of outdoor fan when turning to.Wherein, scheduled duration can be 3 minutes.
The invention allows for a kind of outdoor fan (not shown) of air-conditioner, comprising: the control device 200 of the outdoor fan of air-conditioner as shown in Figure 2.
The invention allows for a kind of air-conditioner (not shown), comprising: outdoor fan; And the control device 200 of the outdoor fan of air-conditioner as shown in Figure 2.
Technical scheme of the present invention is described in detail below in conjunction with Fig. 3 to Fig. 5.
As shown in Figure 3, the control system of outdoor fan according to an embodiment of the invention, comprising: central processing unit 302, memory 306, electric machine controller 304 and three-phase blower fan 308; Wherein, central processing unit 302 is for controlling the operation of electric machine controller 304, and memory 306 is used for storing the information such as motor operation, and electric machine controller 304 is used for controlling the operation of three-phase blower fan 308.
Specific works process is as follows: air-conditioning is at the design initial stage, can according to the diameter of the fan blade of the Demand Design outdoor fan of air quantity, shape, the number of blade and inclination angle etc., to guarantee that outdoor fan rotates forward in star connection, delta connection rotates forward, the air quantity of star connection reversion and delta connection reversion can reach designing requirement.And then when air-conditioner actual motion, according to the ability need of air-conditioner, the operation mode of the outer three-phase blower fan of conditioning chamber.
Specifically comprise the following steps:
S0: blower fan design in early stage: air-conditioning tests blower fan in F1 (star connection reversion) respectively in the design phase, F2 (delta connection reversion), air quantity under F3 (star connection rotating forward) and F4 (delta connection rotating forward) four kinds of states, and store in memory;
S1: air-conditioning actual motion: air-conditioning is when actual motion, and central processing unit reads the fan operation state in memory required for this ability according to complete machine capability demand, controls electric machine controller and runs corresponding state.Such as ability need 0 < N < n1, needs to run according to F1 state; N1≤N < n2, needs to run according to F2 state; N2≤N < n3, needs to run according to F3 state; N3≤N, needs to run according to F4 state; Especially, when N=0, F=0, motor stalling;
Above process specifically can refer to shown in Fig. 4, and as shown in Figure 4, the control method of the outdoor fan of air-conditioner according to another embodiment of the invention, comprising:
Step 402, reads the ability need N of air-conditioner, reads motor operating state F.
Step 404, judges whether 0 < N < n1 sets up, and if so, then performs step 406; Otherwise, perform step 410.
Step 406, static startup judges.
Step 408, outdoor fan runs according to F1 state.
Step 410, judges whether n1≤N < n2 sets up, and if so, then performs step 412; Otherwise, perform step 416.
Step 412, static startup judges.
Step 414, outdoor fan runs according to F2 state.
Step 416, judges whether n2≤N < n3 sets up, and if so, then performs step 418; Otherwise, perform step 422.
Step 418, static startup judges.
Step 420, outdoor fan runs according to F3 state.
Step 422, judges whether n3≤N sets up, and if so, then performs step 424; Otherwise, perform step 428.
Step 424, static startup judges.
Step 426, outdoor fan runs according to F4 state.
Step 428, judges whether N=0 sets up, and if so, then performs step 430; Otherwise, return and continue to perform step 402.
Step 430, outdoor fan stall.
Wherein, the flow process of static startup judgement as shown in Figure 5.
As shown in Figure 5, the judgement flow process of static according to an embodiment of the invention startup, comprising:
Step 502, judges whether F=0 sets up, and if so, then terminates, is namely defined as static startup; Otherwise, perform step 504.
Step 504, controls indoor set and operates in air supply pattern, and outdoor fan timing is shut down 3 minutes.Wherein, the duration that outdoor fan timing is shut down can set according to actual conditions.
Step 506, judges whether to reach 3 minutes, if so, then terminates; Otherwise, continue to judge.
In the above embodiment of the present invention, realize the change to motor operating state with the different connections of three phase electric machine (i.e. delta connection and star connection), the running status of mode to motor that can certainly change adjusting velocity by voltage or frequency control into controls.
More than be described with reference to the accompanying drawings technical scheme of the present invention, the present invention proposes a kind of control program of outdoor fan of new air-conditioner, can in the course of work of air-conditioner, realize adjusting the mode of operation of outdoor fan according to the demand of external fan delivery, reduce the power consumption of outdoor fan, improve the comfort of user simultaneously.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a control method for the outdoor fan of air-conditioner, is characterized in that, comprising:
In the running of described air-conditioner, detect the ability need of described air-conditioner;
The air quantity demand to described outdoor fan is determined according to the ability need of described air-conditioner;
The running status of outdoor fan according to described air quantity demand modeling, matches to make the running status of described outdoor fan and described air quantity demand.
2. the control method of the outdoor fan of air-conditioner according to claim 1, is characterized in that, before the step of the running status of outdoor fan according to described air quantity demand modeling, also comprises:
Control described outdoor fan and carry out work under multiple running status, and record the air quantity under often kind of running status of described outdoor fan in described multiple running status.
3. the control method of the outdoor fan of air-conditioner according to claim 2, it is characterized in that, described multiple running status comprises available for different connection modes, and described available for different connection modes comprises: star connection rotates forward, star connection is reversed, delta connection rotates forward and delta connection reversion.
4. the control method of the outdoor fan of air-conditioner according to any one of claim 1 to 3, is characterized in that, also comprises before the step of the running status of outdoor fan according to described air quantity demand modeling:
Detect described outdoor fan whether to remain static;
When detecting that described outdoor fan does not remain static, control the step performing the running status of outdoor fan according to described air quantity demand modeling after described outdoor fan shuts down scheduled duration;
When detecting that described outdoor fan remains static, perform the step of the running status of outdoor fan according to described air quantity demand modeling.
5. a control device for the outdoor fan of air-conditioner, is characterized in that, comprising:
First detecting unit, in the running of described air-conditioner, detects the ability need of described air-conditioner;
Determining unit, for determining the air quantity demand to described outdoor fan according to the ability need of described air-conditioner;
First control unit, for the running status of outdoor fan according to described air quantity demand modeling, matches to make the running status of described outdoor fan and described air quantity demand.
6. the control device of the outdoor fan of air-conditioner according to claim 5, is characterized in that, also comprises:
Second control unit, carries out work for controlling described outdoor fan under multiple running status;
Record cell, for recording the air quantity under often kind of running status of described outdoor fan in described multiple running status.
7. the control device of the outdoor fan of air-conditioner according to claim 6, it is characterized in that, described multiple running status comprises available for different connection modes, and described available for different connection modes comprises: star connection rotates forward, star connection is reversed, delta connection rotates forward and delta connection reversion.
8. the control device of the outdoor fan of the air-conditioner according to any one of claim 5 to 7, is characterized in that, also comprises:
Whether the second detecting unit, remain static for detecting described outdoor fan;
Described first control unit specifically for: when described second detecting unit detects that described outdoor fan does not remain static; control the operation performing the running status of outdoor fan according to described air quantity demand modeling after described outdoor fan shuts down scheduled duration; and for when described second detecting unit detects that described outdoor fan remains static, perform the operation of the running status of outdoor fan according to described air quantity demand modeling.
9. an outdoor fan for air-conditioner, is characterized in that, comprising: the control device of the outdoor fan of the air-conditioner according to any one of claim 5 to 8.
10. an air-conditioner, is characterized in that, comprising:
Outdoor fan; And
The control device of the outdoor fan of the air-conditioner according to any one of claim 5 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510450772.XA CN104990228A (en) | 2015-07-27 | 2015-07-27 | Air conditioner outdoor fan, control method and device thereof and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510450772.XA CN104990228A (en) | 2015-07-27 | 2015-07-27 | Air conditioner outdoor fan, control method and device thereof and air conditioner |
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| CN104990228A true CN104990228A (en) | 2015-10-21 |
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| CN201510450772.XA Pending CN104990228A (en) | 2015-07-27 | 2015-07-27 | Air conditioner outdoor fan, control method and device thereof and air conditioner |
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| CN112797602B (en) * | 2020-12-30 | 2022-05-27 | 宁波奥克斯电气股份有限公司 | Double-fan rotating speed control method and device and air conditioning system |
| CN114110932A (en) * | 2021-10-21 | 2022-03-01 | 珠海格力电器股份有限公司 | Method and device for adjusting air volume of outer fan, air conditioner outer unit and air conditioner |
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