CN105333576B - Outdoor fan of air conditioner control method and device - Google Patents
Outdoor fan of air conditioner control method and device Download PDFInfo
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- CN105333576B CN105333576B CN201510813063.3A CN201510813063A CN105333576B CN 105333576 B CN105333576 B CN 105333576B CN 201510813063 A CN201510813063 A CN 201510813063A CN 105333576 B CN105333576 B CN 105333576B
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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
- 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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
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- Combustion & Propulsion (AREA)
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- General Engineering & Computer Science (AREA)
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- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of outdoor fan of air conditioner control method, when air conditioner refrigerating operaton, gathers the automatically controlled preset position temperature of air-conditioner outdoor unit；Judge whether the preset position temperature is more than the first preset value；If so, control outdoor fan of air conditioner, which turns to rotate from first direction, is changed into second direction rotation.The invention also discloses a kind of outdoor fan of air conditioner control device.The present invention, which realizes, reduces air conditioner outdoor unit electric control box temperature, cooling electric-controlled parts, solves the problems, such as that the hot operation of outdoor unit electric-controlled parts is easily burned and shortens with service life.
Description
Technical field
The present invention relates to air-conditioning technical field, more particularly to outdoor fan of air conditioner control method and device.
Background technology
At present, the application of air-conditioning is quite varied, has been increasingly becoming essential living electric apparatus in people's summer.Work as air-conditioning
When device runs refrigeration mode, based on conventional outdoor unit air channel structure, centrifugal wind wheel can on rear side of air-conditioner outdoor unit and left side from
External environment draws fresh air, and fresh air first flows through condenser and exchanges heat, since condenser inner refrigerant releases heat, heat exchange
The temperature rise of fresh air afterwards, then, the elevated fresh air of temperature can pass through again outdoor automatically controlled fin on rear side of the condenser into
Row heat convection.
When usually summer outdoor temperature is higher or when air-conditioner outdoor unit is in small space operation, air-conditioner outdoor unit meeting
Run in the higher environment of temperature, the higher fresh air of ambient temperature can enter outdoor unit, first laggard with condenser, automatically controlled fin
Row heat convection, temperature continues to raise after the higher fresh air of temperature and condenser exchange heat, at this time again with automatically controlled fin heat convection
Ability can substantially reduce, cause electric-controlled box temperature excessive, electric-controlled parts cannot be cooled down, easily burnt out.
The content of the invention
It is a primary object of the present invention to provide a kind of outdoor fan of air conditioner control method and device, it is intended to which realizing reduces
Air conditioner outdoor unit electric control box temperature, cooling electric-controlled parts.
To achieve the above object, a kind of outdoor fan of air conditioner control method provided by the invention comprises the following steps：
When air conditioner refrigerating operaton, the automatically controlled preset position temperature of air-conditioner outdoor unit is gathered；
Judge whether the preset position temperature is more than the first preset value；
If so, control outdoor fan of air conditioner, which turns to rotate from first direction, is changed into second direction rotation.
Preferably, the control outdoor fan of air conditioner turns to rotate from first direction and is changed into wrapping before second direction rotates
Include：
Control the outdoor fan of air conditioner pause preset time.
Preferably, the control outdoor fan of air conditioner is turned to rotate from first direction and is changed into after second direction rotates also
Including：
Judge whether the preset position temperature is less than the second preset value；
If so, controlling the outdoor fan of air conditioner to turn to from second direction rotation reverts to the first direction turn
It is dynamic.
Preferably, further included before the automatically controlled preset position temperature of the collection air-conditioner outdoor unit：
Every the current environment temperature of preset time detection outdoor unit；
Judge in the first preset time period of air-conditioner continuous refrigerating operaton with the presence or absence of current detection environment temperature with
Difference between the environment temperature of last time detection is more than the situation of the 3rd preset value；
If, it is determined that the current working environment of outdoor unit is the first preset environment；
If not, it is determined that the current working environment of outdoor unit is the second preset environment；
The automatically controlled preset position temperature of the collection air-conditioner outdoor unit is specially when the current work of the definite outdoor unit
When environment is the first preset environment, the automatically controlled preset position temperature of air-conditioner outdoor unit is gathered.
Preferably, the current working environment of the definite outdoor unit further includes before for the first preset environment：
When in the first preset time period in air-conditioner continuous refrigerating operaton there are current detection environment temperature with it is upper once
When difference between the environment temperature of detection is more than the situation of the 3rd preset value, judge in the second pre- of air-conditioner continuous refrigerating operaton
If it is more than the 4th with the presence or absence of the difference between the environment temperature of current detection and the initial temperature of first time detection in the period
The situation of preset value；Second preset time period includes first preset time period；
If, it is determined that the current working environment of outdoor unit is the first preset environment；
If not, it is determined that the current working environment of outdoor unit is the second preset environment.
In addition, to achieve the above object, the present invention also provides a kind of outdoor fan of air conditioner control device, the air conditioner
Outdoor fan control device includes：
Temperature collecting module, for when air conditioner refrigerating operaton, gathering the automatically controlled preset position temperature of air-conditioner outdoor unit；
First judgment module, for judging whether the preset position temperature is more than the first preset value；
First control module, for when the preset position temperature is more than the first preset value, controlling air conditioner chamber's exogenous wind
Machine, which turns to rotate from first direction, is changed into second direction rotation.
Preferably, the outdoor fan of air conditioner control device further includes：
Second control module, for being changed into second direction turn when the outdoor fan of air conditioner turns to rotate from first direction
Before dynamic, the outdoor fan pause preset time is controlled.
Preferably, the outdoor fan of air conditioner control device further includes：
Second judgment module, for when the outdoor fan turn to from first direction rotate be changed into second direction rotate after,
Judge whether the preset position temperature is less than the second preset value；
3rd control module, for when the preset position temperature is less than the second preset value, controlling the outdoor fan
Turn to rotate from the second direction and revert to the first direction rotation.
Preferably, the outdoor fan of air conditioner control device further includes：
Detection module, before working as the collection automatically controlled preset position temperature of air-conditioner outdoor unit, every preset time sensing chamber
The current environment temperature of outer machine；
3rd judgment module, for judging in the first preset time period of air-conditioner continuous refrigerating operaton with the presence or absence of current
Difference between the environment temperature of detection and the environment temperature of last detection is more than the situation of the 3rd preset value；
Determining module, for the environment temperature in the first preset time period of air-conditioner continuous refrigerating operaton there are current detection
When difference between degree and the environment temperature of last detection is more than the situation of the 3rd preset value, the current work of outdoor unit is determined
Environment is the first preset environment；The environment temperature of current detection is not present in the first preset time period of air-conditioner continuous refrigerating operaton
When difference between degree and the environment temperature of last detection is more than three preset values, determine that the current working environment of outdoor unit is
Second preset environment；
The temperature collecting module is specifically used for when the current working environment of the definite outdoor unit is the first preset environment
When, gather the automatically controlled preset position temperature of air-conditioner outdoor unit.
Preferably, the outdoor fan of air conditioner control device further includes：
4th judgment module, for when there are current detection in the first preset time period of air-conditioner continuous refrigerating operaton
When difference between environment temperature and the environment temperature of last detection is more than the situation of the 3rd preset value, judge in air-conditioner continuous
In second preset time period of refrigerating operaton with the presence or absence of current detection environment temperature and detection for the first time initial temperature it
Between difference be more than the 4th preset value situation；Second preset time period includes first preset time period；
The determining module is additionally operable to, and there are current detection in the second preset time period of air-conditioner continuous refrigerating operaton
When difference between environment temperature and for the first time initial temperature of detection is more than the situation of the 4th preset value, determine that outdoor unit is current
Working environment be the first preset environment；There is no current detection in the second preset time period of air-conditioner continuous refrigerating operaton
When difference between environment temperature and for the first time initial temperature of detection is more than the situation of the 4th preset value, determine that outdoor unit is current
Working environment be the second preset environment.
The embodiment of the present invention is by when air conditioner refrigerating is run, gathering the automatically controlled preset position temperature of air-conditioner outdoor unit；So
After judge whether the preset position temperature is more than the first preset value；If so, control outdoor fan of air conditioner is turned to from first party
It is changed into second direction to rotation to rotate.It is achieved thereby that reducing air conditioner outdoor unit electric control box temperature, cooling electric-controlled parts, solve
Outdoor unit electric-controlled parts hot operations is easily burned the problem of shortening with service life.
Brief description of the drawings
Fig. 1 is the flow diagram of outdoor fan of air conditioner control method first embodiment of the present invention；
Fig. 2 is air-conditioner outdoor unit assembled inside exemplary plot in one embodiment of outdoor fan of air conditioner control method of the present invention；
Fig. 3 is the flow diagram of outdoor fan of air conditioner control method second embodiment of the present invention；
Fig. 4 is the flow diagram of outdoor fan of air conditioner control method 3rd embodiment of the present invention；
Fig. 5 is the flow diagram of outdoor fan of air conditioner control method fourth embodiment of the present invention；
Fig. 6 is air-conditioner outdoor unit installation example figure in one embodiment of outdoor fan of air conditioner control method of the present invention；
Fig. 7 is the flow diagram that outdoor fan of air conditioner control method the 5th of the present invention is implemented；
Fig. 8 is the functional module structure schematic diagram of outdoor fan of air conditioner control device first embodiment of the present invention；
Fig. 9 is the functional module structure schematic diagram of outdoor fan of air conditioner control device second embodiment of the present invention；
Figure 10 is the functional module structure schematic diagram of outdoor fan of air conditioner control device 3rd embodiment of the present invention；
Figure 11 is the functional module structure schematic diagram of outdoor fan of air conditioner control device fourth embodiment of the present invention；
Figure 12 is the functional module structure schematic diagram of the 5th embodiment of outdoor fan of air conditioner control device of the present invention；
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
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 outdoor fan of air conditioner control method.With reference to Fig. 1, in the first embodiment, the air conditioner
Outdoor fan control method includes：
Step S10, air conditioner operation refrigeration mode；
Outdoor fan of air conditioner control method provided by the invention is mainly used in air-conditioning system, is particularly used for air-conditioning
Outdoor fan control method under refrigeration mode.
Step S20, gathers the automatically controlled preset position temperature of air-conditioner outdoor unit；
In the present embodiment, above-mentioned outdoor machine part part position relations are as shown in Fig. 2, outdoor unit controls automatically controlled 23 in air-conditioning
It is located at 21 right back of outdoor unit wind wheel in device outdoor unit, wherein outdoor Electrical Control heat exchange fin 24 controls automatically controlled 21 phase with outdoor unit
Even, outdoor unit wind wheel 21 is located outside on the electric machine support 22 among machine, and condenser 25 is located outside on the left of machine wind wheel.Above-mentioned electricity
Control preset position can be configured according to actual needs, such as can gather automatically controlled major power device position temperature or each electricity
Control module temperature.The temperature of each electric-controlled parts when the purpose for gathering automatically controlled preset position temperature is to obtain air conditioner refrigerating operation
Degree, so that one of maximum temperature values are selected as reference temperature automatically controlled at this time, to determine whether that electric controller temperature carries
For reference.The mode of temperature acquisition can be by gathering in preset position set temperature sensor.Selected in the present embodiment real-time
The temperature of automatically controlled all modules is gathered, and using the maximum of the temperature of all modules detected in real time as ginseng automatically controlled at this time
Examine temperature.
Step S30, judges whether the preset position temperature is more than the first preset value；If so, step S40 is then performed, it is no
Then continue to execute S30 judgment steps；
In the present embodiment, above-mentioned first preset value is a fixed numbers being set in advance in air-conditioning program, and first is pre-
If the size of value can be configured according to actual needs.First preset value is by for the automatically controlled preset position with detecting in real time
Maximum temperature contrasts, and whether the temperature for judging electric-controlled parts at this time is excessive and electric component may be caused to burn out.Only work as reality
When the automatically controlled reference temperature that detects when being higher than the first preset value, can just control outdoor fan to change and turn to, when real-time detection
When the automatically controlled reference temperature arrived is not higher than preset value, continue with temperature value maximum in the preset position temperature detected in real time with
First preset value makes a decision, and the outdoor fan of air conditioner method of operation does not make any changes, and continues with the preset position detected in real time
Maximum temperature value makes a decision with the first preset value in temperature.
Step S40, controls the outdoor fan to turn to from first direction rotation and is changed into second direction rotation.
In the present embodiment, above-mentioned first direction refers to that outdoor fan rotates forward outside outlet air during air conditioner normal refrigerating operaton
Direction, above-mentioned second direction refer to that with first direction opposite direction the direction of air draught that is, in counter steer can be positive by applying
The steering of voltage and reverse voltage restraint wind turbine.Change when outdoor fan turns to, can be from when being changed to inside air draught from outside outlet air
Fresh air is introduced on front side of air-conditioning, fresh air can first pass through electric-controlled box radiating fin, directly radiate to electric-controlled parts.
The embodiment of the present invention is by when air conditioner refrigerating is run, gathering the automatically controlled preset position temperature of air-conditioner outdoor unit；So
After judge whether the preset position temperature is more than the first preset value；If so, control outdoor fan of air conditioner is turned to from first party
It is changed into second direction to rotation to rotate.It is achieved thereby that air conditioner outdoor unit electric control box temperature, cooling electric-controlled parts are reduced in time,
Solve the problems, such as that the hot operation of outdoor unit electric-controlled parts is easily burned with service life to shorten.
Further, with reference to Fig. 3, based on outdoor fan of air conditioner control method first embodiment of the present invention, in the present invention
In outdoor fan of air conditioner control method second embodiment, include before above-mentioned steps S40：
Step S50, controls the outdoor fan of air conditioner pause preset time.
Preset time described in the present embodiment is a fixed numbers being set in advance in air-conditioning program, preset time
Size can be configured according to actual needs, such as could be provided as in 10 seconds, then the automatically controlled preset position detected in real time
When maximum temperature is more than the first preset value, programme-control wind turbine suspends 10 seconds, then outdoor fan is turned to from rotating forward outlet air operation
It is changed into inverting air draught operation.
The present embodiment makes outdoor fan shut down preset time to protect wind turbine before changing by outdoor fan rotation direction
The service life of motor.
Further, with reference to Fig. 4, based on outdoor fan of air conditioner control method above-described embodiment of the present invention, in the present invention
In outdoor fan of air conditioner control method 3rd embodiment, include after above-mentioned steps S40：
Step S60, judges whether the preset position temperature is less than the second preset value；If so, step S70 is then performed, it is no
Then continue to execute S60 judgment steps；
Step S70, controls the outdoor fan of air conditioner to turn to from second direction rotation and reverts to the first party
To rotation.
In the present embodiment, above-mentioned second preset value is a fixed numbers being set in advance in air-conditioning program, and first is pre-
If the size of value can be configured according to actual needs, the second preset value should be less than the first preset value.Second will use with setting
Contrasted in the automatically controlled preset position maximum temperature detected in real time, judge whether the temperature of electric-controlled parts at this time is decreased.
When electric-controlled parts temperature has been reduced below the second preset value at this time, outdoor fan can be recovered change is run by reversion air draught
Turn to and rotate forward outlet air operation, the method for recovering outdoor unit blower fan turning is by applying forward voltage and reverse voltage restraint wind turbine
Steering, before outdoor unit blower fan turning is recovered, motor can be shut down again and be then returned to original main story outlet air operation, turned
Speed is consistent with before change blower fan turning for the first time.When electric-controlled parts temperature is not below preset value, outdoor fan at this time is kept
Turn to, continue to be made a decision with the second preset value with temperature value maximum in the preset position temperature detected in real time, until detecting
Automatically controlled preset position maximum temperature less than the second preset value just recover outdoor fan turn to.
The present embodiment judges whether automatically controlled device temperature is decreased by preset value, and then controls outdoor fan to recover to turn
To.
Further, with reference to Fig. 5, based on outdoor fan of air conditioner control method above-described embodiment of the present invention, in the present invention
In outdoor fan of air conditioner control method fourth embodiment, include before above-mentioned steps S20：
Step S80, every the current environment temperature of preset time detection outdoor unit；
Step S90, judges to whether there is the ring of current detection in the second preset time period of air-conditioner continuous refrigerating operaton
Difference between border temperature and the environment temperature of last detection is more than the situation of the 3rd preset value；If so, then perform step
S100, otherwise performs step S110；
S100, it is the first preset environment to determine the current working environment of outdoor unit；
S110, it is the second preset environment to determine the current working environment of outdoor unit；
Above-mentioned steps S20 is specially the collection when it is the first preset environment to determine the current working environment of the outdoor unit
The automatically controlled preset position temperature of air-conditioner outdoor unit.
In the present embodiment, above-mentioned working environment includes the first preset environment and the second preset environment, wherein the first preset ring
Border for outdoor unit be installed on narrow and small environment in (i.e. the normal outlet air of outdoor unit to the ambient temperature effect around outdoor unit compared with
Greatly), generally only front side is open space to installation site in this context, and left side right side and rear side are all the cement of closing
Wall, three side seal of installation site close, and have impact on the return air of outer machine；It (is as shown in Figure 6 that grid can be additionally set in front side
Grating space), the outlet air to outdoor unit is restricted.Second preset environment is spacious environment (the i.e. normal outlet air pair of outdoor unit
Environment temperature around outdoor unit is smaller), for example, it is directly installed outdoors by supporting support.Below will be with the first preset environment
To be described in detail exemplified by grating space.
Specifically, when outdoor unit be installed on grating space (narrow space) in, when air conditioner refrigerating run, outdoor unit and
The exchange capability of heat of external environment reduces, and the temperature caused in grating space is raised, for example, when ambient temperature is 35 DEG C
When, the temperature in grid can be increased to 45 DEG C or so.After the environment temperature rise of grating space, in order to ensure automatically controlled device
Work normally in high temperature environments, device will not be burnt because the temperature of itself is excessive, control outdoor fan of air conditioner is turned to
To radiate to electric-controlled parts, reduce electric-controlled box temperature, cooling electric-controlled parts.
In the embodiment of the present invention, outdoor environment temperature can be detected by temperature sensor on outdoor unit.The temperature sensor
Can be platinum resistance temperature sensor, or other metals or the temperature sensor of type.The time of above-mentioned preset time
Length can be configured according to actual needs, such as can be 1 minute.Temperature was read at interval of one minute in the present embodiment
The temperature value of sensor detection is spent, so as to obtain the current temperature value of environment.According to detected temperature according to preset rule
Then analysis judges the intensity of variation of environment temperature, so that it is determined that the working environment that outdoor unit is current.Specifically, when outdoor unit is installed
Under narrow space, the temperature change of space environment is very fast；When outdoor unit is installed under spacious space, the temperature of space environment
Degree change is slower.
It is understood that the intensity of variation of environment temperature is determined in the present embodiment using adjacent temperature difference twice,
In other embodiments, the increment of continuous temperature gap three times can also be used to be judged；Current detection can also be used
Environment temperature judge compared with the initial temperature that is detected of first time.Specifically, in the present embodiment, the above-mentioned 3rd is pre-
If the size of value can be configured according to actual needs, such as can be 0.5 DEG C.Below will can be with the first preset time end
For 15 minutes, above-mentioned preset time was to be described in detail exemplified by 1 minute.
For example, in one embodiment：It can start the environment of detection air-conditioner outdoor unit in starting of air conditioner refrigerating operaton
Temperature, and every the current environment temperature of detection in 1 minute.After 1 minute, the environment temperature detected every time is detected with last
Environment temperature be compared, judge both differences whether be more than 0.5 DEG C, when the difference be more than 0.5 DEG C, then can directly sentence
It is the first preset environment to determine the current working environment of outdoor unit；When the environment temperature and the environment temperature of last detection of current detection
The difference of degree is less than or equal to 0.5 DEG C, then judges whether air-conditioner continuous refrigerating operaton reaches the upper limit value of the first preset time period (i.e.
Whether the time of operation of air conditioner is more than 15 minutes, which can be judged by the number of detection), when air-conditioner continuous is run
Between not up to the first preset time period upper limit value when, continue to detect current environment temperature, trip temperature difference of going forward side by side judge；When
When air-conditioner continuous run time is not up to the upper limit value of the first preset time period, the environment temperature of current detection is detected with last
Environment temperature still less than equal to 0.5 DEG C, then can determining that the working environment that air-conditioner outdoor unit is presently in is the second preset ring
Border.When it is the first preset environment to determine the working environment residing for outdoor unit, illustrate that air-conditioner outdoor unit is operated in small space,
Outdoor unit heat dissipation effect is bad at this time, and temperature is higher in small space, therefore can gather air-conditioner outdoor machine electric control preset position
Temperature judges whether temperature is excessive, and then changes outdoor fan of air-conditioner and turn to the reduction for promoting electric-controlled box temperature outside air conditioner chamber,
Keep the normal use of automatically controlled device.
Further, with reference to Fig. 7, based on outdoor fan of air conditioner control method fourth embodiment of the present invention, in the present invention
In the 5th embodiment of outdoor fan of air conditioner control method, further included before above-mentioned steps S100：
Step S120, when the environment temperature in the first preset time period in air-conditioner continuous refrigerating operaton there are current detection
When difference between the environment temperature of last time detection is more than the situation of the 3rd preset value, judge in air-conditioner continuous refrigerating operaton
The second preset time period in the presence or absence of current detection environment temperature and for the first time detection initial temperature between difference
More than the situation of the 4th preset value；Second preset time period includes first preset time period；If so, then perform step
S100, otherwise performs step S110.
In the present embodiment, the time span of above-mentioned second preset time period can be configured according to actual needs, as long as
More than or equal to the time span of the first preset time period, for example, in the present embodiment, above-mentioned first preset time period is 15
Minute, above-mentioned second preset time period is 30 minutes.Specifically, in the present embodiment, set the second preset time period to limit to work as
The comparison time of difference between the environment temperature of preceding detection and for the first time initial temperature of detection, prevent since ambient temperature changes
It is larger, influence the comparative result of difference between the environment temperature of current detection and the initial temperature of first time detection.For example, when upper
State the second preset time period time span it is longer when, if the temperature difference of external environment in itself it is larger (weather temperature change compared with
Greatly), then the environment temperature of current detection and for the first time detection initial temperature between difference can not accurate response due to air-conditioning system
Cold operation influences the temperature of the working environment residing for outdoor unit.
Specifically, in the present embodiment, when there is current inspection in the first preset time period in air-conditioner continuous refrigerating operaton
When difference between the environment temperature of survey and the environment temperature of last detection is more than the situation of the 3rd preset value, directly judge to work as
Whether the difference between the environment temperature of preceding detection and for the first time initial temperature of detection is more than the 4th preset value (such as 5 DEG C).
If, it is determined that the working environment that outdoor unit is presently in is the first preset environment；If it is not, it is current then to continue to detect outdoor unit
Environment temperature, and the difference between the environment temperature of current detection and the initial temperature of first time detection is preset with the above-mentioned 4th
Value is compared, and reaches the upper limit value of the second preset time period until the time of air-conditioner continuous refrigerating operaton.When definite outdoor unit
When residing working environment is the first preset environment, illustrate that air-conditioner outdoor unit is operated in small space, outdoor unit radiates at this time
Effect is bad, and temperature is higher in small space, therefore can gather air-conditioner outdoor machine electric control preset position temperature and judge that temperature is
It is no excessive, and then change outdoor fan of air-conditioner and turn to the reduction for promoting electric-controlled box temperature outside air conditioner chamber, keep automatically controlled device
Normal use.
It should be noted that in outdoor fan of air conditioner control method fourth embodiment of the present invention and the 5th embodiment,
Whether automatic detection air-conditioning is in the first preset environment, only when entering the first preset environment, just carries out the anti-of outdoor fan
To control, in other embodiments, the Reverse Turning Control of outdoor fan whether can also be carried out by the setting control air-conditioning of pattern.
The present invention also provides a kind of outdoor fan of air conditioner control device, with reference to Fig. 8, there is provided outside air conditioner chamber of the present invention
Fan controller first embodiment, in the embodiment, outdoor fan of air conditioner control device includes：
Module 10 is run, for air conditioner to be run refrigeration mode；
Outdoor fan of air conditioner control method provided by the invention is mainly used in air-conditioning system, is particularly used for air-conditioning
Outdoor fan control method under refrigeration mode.
Temperature collecting module 20, for gathering the automatically controlled preset position temperature of air-conditioner outdoor unit；
In the present embodiment, above-mentioned outdoor machine part part position relations are as shown in Fig. 2, outdoor unit controls automatically controlled 23 in air-conditioning
It is located at 21 right back of outdoor unit wind wheel in device outdoor unit, wherein outdoor Electrical Control heat exchange fin 24 controls automatically controlled 21 phase with outdoor unit
Even, outdoor unit wind wheel 21 is located outside on the electric machine support 22 among machine, and condenser 25 is located outside on the left of machine wind wheel.Above-mentioned electricity
Control preset position can be configured according to actual needs, such as can gather automatically controlled major power device position temperature or each electricity
Control module temperature.The temperature of each electric-controlled parts when the purpose for gathering automatically controlled preset position temperature is to obtain air conditioner refrigerating operation
Degree, so that one of maximum temperature values are selected as reference temperature automatically controlled at this time, to determine whether that electric controller temperature carries
For reference.The mode of temperature acquisition can be by gathering in preset position set temperature sensor.Collection is selected in the present embodiment
The temperature of automatically controlled all modules, and using the maximum of the temperature of all modules detected in real time as reference temperature automatically controlled at this time
Degree.
First judgment module 30, for judging whether the preset position temperature is more than the first preset value；
In the present embodiment, above-mentioned first preset value is a fixed numbers being set in advance in air-conditioning program, and first is pre-
If the size of value can be configured according to actual needs.First preset value is by for the automatically controlled preset position with detecting in real time
Maximum temperature contrasts, and whether the temperature for judging electric-controlled parts at this time is excessive and electric component may be caused to burn out.Only work as reality
When the automatically controlled reference temperature that detects when being higher than the first preset value, can just control outdoor fan to change and turn to, when real-time detection
When the automatically controlled reference temperature arrived is not higher than preset value, continue with temperature value maximum in the preset position temperature detected in real time with
First preset value makes a decision, and the outdoor fan of air conditioner method of operation does not make any changes.
First control module 40, for when the preset position temperature is more than the first preset value, controlling outside air conditioner chamber
Blower fan turning is rotated from first direction is changed into second direction rotation.
In the present embodiment, above-mentioned first direction refers to that outdoor fan rotates forward outside outlet air during air conditioner normal refrigerating operaton
Direction, above-mentioned second direction refer to that with first direction opposite direction the direction of air draught that is, in counter steer can be positive by applying
The steering of voltage and reverse voltage restraint wind turbine.Change when outdoor fan turns to, can be from when being changed to inside air draught from outside outlet air
Fresh air is introduced on front side of air-conditioning, fresh air can first pass through electric-controlled box radiating fin, directly radiate to electric-controlled parts.
The present embodiment is by the way that when air conditioner refrigerating is run, whether detection electronic control module temperature judges automatically controlled temperature higher than default
Value, when temperature is higher than preset value, changes outdoor fan and is changed to reversion air draught rotation to introduce fresh air, directly by rotating forward outlet air rotation
Connect the effect for reaching to electric-controlled parts heat dissipation and reducing electric-controlled parts temperature.
Further, with reference to Fig. 9, based on outdoor fan of air conditioner control device first embodiment of the present invention, in the present invention
In outdoor fan of air conditioner control device second embodiment, above-mentioned outdoor fan of air conditioner control device further includes：
Second control module 50, for being changed into second direction when the outdoor fan of air conditioner turns to rotate from first direction
Before rotation, the outdoor fan pause preset time is controlled.
Preset time described in the present embodiment is a fixed numbers being set in advance in air-conditioning program, preset time
Size can be configured according to actual needs, such as could be provided as in 10 seconds, then the automatically controlled preset position detected in real time
When maximum temperature is more than the first preset value, programme-control wind turbine suspends 10 seconds, then outdoor fan is turned to from rotating forward outlet air operation
It is changed into inverting air draught operation.
The present embodiment makes outdoor fan shut down preset time to protect wind turbine before changing by outdoor fan rotation direction
The service life of motor.
Further, with reference to Figure 10, based on outdoor fan of air conditioner control device above-described embodiment of the present invention, in the present invention
In outdoor fan of air conditioner control device 3rd embodiment, above-mentioned outdoor fan of air conditioner control device further includes：
Second judgment module 60, for being changed into second direction rotation when the outdoor fan turns to rotate from first direction
Afterwards, judge whether the preset position temperature is less than the second preset value；
3rd control module 70, for when the preset position temperature is less than the second preset value, controlling the outdoor wind
Machine, which turns to rotate from the second direction, reverts to the first direction rotation.
In the present embodiment, above-mentioned second preset value is a fixed numbers being set in advance in air-conditioning program, and first is pre-
If the size of value can be configured according to actual needs, the second preset value should be less than the first preset value.Second will use with setting
Contrasted in the automatically controlled preset position maximum temperature detected in real time, judge whether the temperature of electric-controlled parts at this time is decreased.
When electric-controlled parts temperature has been reduced below the second preset value at this time, outdoor fan can be recovered change is run by reversion air draught
Turn to and rotate forward outlet air operation, the method for recovering outdoor unit blower fan turning is by applying forward voltage and reverse voltage restraint wind turbine
Steering, before outdoor unit blower fan turning is recovered, motor can be shut down again and be then returned to original main story outlet air operation, turned
Speed is consistent with before change blower fan turning for the first time.When electric-controlled parts temperature is not below preset value, outdoor fan at this time is kept
Turn to, continue to be made a decision with the second preset value with temperature value maximum in the preset position temperature detected in real time, until detecting
Automatically controlled preset position maximum temperature less than the second preset value just recover outdoor fan turn to.
The present embodiment judges whether automatically controlled device temperature is decreased by preset value, and then controls outdoor fan to recover to turn
To.
Further, with reference to Figure 11, based on outdoor fan of air conditioner control device above-described embodiment of the present invention, in the present invention
In outdoor fan of air conditioner control device fourth embodiment, above-mentioned outdoor fan of air conditioner control device further includes：
Detection module 80, for before the collection automatically controlled preset position temperature of air-conditioner outdoor unit, being detected every preset time
The current environment temperature of outdoor unit；
3rd judgment module 90, works as judging to whether there is in the first preset time period of air-conditioner continuous refrigerating operaton
Difference between the environment temperature of preceding detection and the environment temperature of last detection is more than the situation of the 3rd preset value；
Determining module 100, for the ring in the first preset time period of air-conditioner continuous refrigerating operaton there are current detection
When difference between border temperature and the environment temperature of last detection is more than the situation of the 3rd preset value, determine that outdoor unit is current
Working environment is the first preset environment；The ring of current detection is not present in the first preset time period of air-conditioner continuous refrigerating operaton
When difference between border temperature and the environment temperature of last detection is more than three preset values, the current building ring of outdoor unit is determined
Border is the second preset environment；
The temperature collecting module is specifically used for when the current working environment of the definite outdoor unit is the first preset environment
When, gather the automatically controlled preset position temperature of air-conditioner outdoor unit.
In the present embodiment, above-mentioned working environment includes the first preset environment and the second preset environment, wherein the first preset ring
Border for outdoor unit be installed on narrow and small environment in (i.e. the normal outlet air of outdoor unit to the ambient temperature effect around outdoor unit compared with
Greatly), generally only front side is open space to installation site in this context, and left side right side and rear side are all the cement of closing
Wall, three side seal of installation site close, and have impact on the return air of outer machine；It (is as shown in Figure 6 that grid can be additionally set in front side
Grating space), the outlet air to outdoor unit is restricted.Second preset environment is spacious environment (the i.e. normal outlet air pair of outdoor unit
Environment temperature around outdoor unit is smaller), for example, it is directly installed outdoors by supporting support.Below will be with the first preset environment
To be described in detail exemplified by grating space.
Specifically, when outdoor unit be installed on grating space (narrow space) in, when air conditioner refrigerating run, outdoor unit and
The exchange capability of heat of external environment reduces, and the temperature caused in grating space is raised, for example, when ambient temperature is 35 DEG C
When, the temperature in grid can be increased to 45 DEG C or so.After the environment temperature rise of grating space, in order to ensure automatically controlled device
Work normally in high temperature environments, device will not be burnt because the temperature of itself is excessive, control outdoor fan of air conditioner is turned to
To radiate to electric-controlled parts, reduce electric-controlled box temperature, cooling electric-controlled parts.
In the embodiment of the present invention, outdoor environment temperature can be detected by temperature sensor on outdoor unit.The temperature sensor
Can be platinum resistance temperature sensor, or other metals or the temperature sensor of type.The time of above-mentioned preset time
Length can be configured according to actual needs, such as can be 1 minute.Temperature was read at interval of one minute in the present embodiment
The temperature value of sensor detection is spent, so as to obtain the current temperature value of environment.According to detected temperature according to preset rule
Then analysis judges the intensity of variation of environment temperature, so that it is determined that the working environment that outdoor unit is current.Specifically, when outdoor unit is installed
Under narrow space, the temperature change of space environment is very fast；When outdoor unit is installed under spacious space, the temperature of space environment
Degree change is slower.
It is understood that the intensity of variation of environment temperature is determined in the present embodiment using adjacent temperature difference twice,
In other embodiments, the increment of continuous temperature gap three times can also be used to be judged；Current detection can also be used
Environment temperature judge compared with the initial temperature that is detected of first time.Specifically, in the present embodiment, the above-mentioned 3rd is pre-
If the size of value can be configured according to actual needs, such as can be 0.5 DEG C.Below will can be with the first preset time end
For 15 minutes, above-mentioned preset time was to be described in detail exemplified by 1 minute.
For example, in one embodiment：It can start the environment of detection air-conditioner outdoor unit in starting of air conditioner refrigerating operaton
Temperature, and every the current environment temperature of detection in 1 minute.After 1 minute, the environment temperature detected every time is detected with last
Environment temperature be compared, judge both differences whether be more than 0.5 DEG C, when the difference be more than 0.5 DEG C, then can directly sentence
It is the first preset environment to determine the current working environment of outdoor unit；When the environment temperature and the environment temperature of last detection of current detection
The difference of degree is less than or equal to 0.5 DEG C, then judges whether air-conditioner continuous refrigerating operaton reaches the upper limit value of the first preset time period (i.e.
Whether the time of operation of air conditioner is more than 15 minutes, which can be judged by the number of detection), when air-conditioner continuous is run
Between not up to the first preset time period upper limit value when, continue to detect current environment temperature, trip temperature difference of going forward side by side judge；When
When air-conditioner continuous run time is not up to the upper limit value of the first preset time period, the environment temperature of current detection is detected with last
Environment temperature still less than equal to 0.5 DEG C, then can determining that the working environment that air-conditioner outdoor unit is presently in is the second preset ring
Border.When it is the first preset environment to determine the working environment residing for outdoor unit, illustrate that air-conditioner outdoor unit is operated in small space,
Outdoor unit heat dissipation effect is bad at this time, and temperature is higher in small space, therefore can gather air-conditioner outdoor machine electric control preset position
Temperature judges whether temperature is excessive, and then changes outdoor fan of air-conditioner and turn to the reduction for promoting electric-controlled box temperature outside air conditioner chamber,
Keep the normal use of automatically controlled device.
Further, with reference to Figure 12, based on outdoor fan of air conditioner control device fourth embodiment of the present invention, in the present invention
In the 5th embodiment of outdoor fan of air conditioner control device, outdoor fan of air conditioner control device further includes：
, there is current inspection in the first preset time period of air-conditioner continuous refrigerating operaton for working as in the 4th judgment module 110
When difference between the environment temperature of survey and the environment temperature of last detection is more than the situation of the 3rd preset value, judge in air-conditioning
Continue in the second preset time period of refrigerating operaton with the presence or absence of the environment temperature and the initial temperature of detection for the first time of current detection
Difference between degree is more than the situation of the 4th preset value；Second preset time period includes first preset time period；
The determining module 100 is additionally operable to, and there is current inspection in the second preset time period of air-conditioner continuous refrigerating operaton
When difference between the environment temperature of survey and for the first time initial temperature of detection is more than the situation of the 4th preset value, outdoor unit is determined
Current working environment is the first preset environment；There is no current inspection in the second preset time period of air-conditioner continuous refrigerating operaton
When difference between the environment temperature of survey and for the first time initial temperature of detection is more than the situation of the 4th preset value, outdoor unit is determined
Current working environment is the second preset environment.
In the present embodiment, the time span of above-mentioned second preset time period can be configured according to actual needs, as long as
More than or equal to the time span of the first preset time period, for example, in the present embodiment, above-mentioned first preset time period is 15
Minute, above-mentioned second preset time period is 30 minutes.Specifically, in the present embodiment, set the second preset time period to limit to work as
The comparison time of difference between the environment temperature of preceding detection and for the first time initial temperature of detection, prevent since ambient temperature changes
It is larger, influence the comparative result of difference between the environment temperature of current detection and the initial temperature of first time detection.For example, when upper
State the second preset time period time span it is longer when, if the temperature difference of external environment in itself it is larger (weather temperature change compared with
Greatly), then the environment temperature of current detection and for the first time detection initial temperature between difference can not accurate response due to air-conditioning system
Cold operation influences the temperature of the working environment residing for outdoor unit.
Specifically, in the present embodiment, when there is current inspection in the first preset time period in air-conditioner continuous refrigerating operaton
When difference between the environment temperature of survey and the environment temperature of last detection is more than the situation of the 3rd preset value, directly judge to work as
Whether the difference between the environment temperature of preceding detection and for the first time initial temperature of detection is more than the 4th preset value (such as 5 DEG C).
If, it is determined that the working environment that outdoor unit is presently in is the first preset environment；If it is not, it is current then to continue to detect outdoor unit
Environment temperature, and the difference between the environment temperature of current detection and the initial temperature of first time detection is preset with the above-mentioned 4th
Value is compared, and reaches the upper limit value of the second preset time period until the time of air-conditioner continuous refrigerating operaton.When definite outdoor unit
When residing working environment is the first preset environment, illustrate that air-conditioner outdoor unit is operated in small space, outdoor unit radiates at this time
Effect is bad, and temperature is higher in small space, therefore can gather air-conditioner outdoor machine electric control preset position temperature and judge that temperature is
It is no excessive, and then change outdoor fan of air-conditioner and turn to the reduction for promoting electric-controlled box temperature outside air conditioner chamber, keep automatically controlled device
Normal use.
It should be noted that in outdoor fan of air conditioner control device fourth embodiment of the present invention and the 5th embodiment,
Whether automatic detection air-conditioning is in the first preset environment, only when entering the first preset environment, just carries out the anti-of outdoor fan
To control, in other embodiments, the Reverse Turning Control of outdoor fan whether can also be carried out by the setting control air-conditioning of pattern.
It these are only the preferred embodiment of the present invention, be not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow shift that bright specification and accompanying drawing content are made, is directly or indirectly used in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
- A kind of 1. outdoor fan of air conditioner control method, it is characterised in that the outdoor fan of air conditioner control method include with Lower step：When air conditioner refrigerating operaton, the automatically controlled preset position temperature of air-conditioner outdoor unit is gathered；Judge whether the preset position temperature is more than the first preset value；If so, control outdoor fan of air conditioner, which turns to rotate from first direction, is changed into second direction rotation, the first direction is Outdoor fan rotates forward the direction of outside outlet air during air conditioner normal refrigerating operaton, and the second direction is the side of air draught in counter steer To fresh air is introduced during, inside air draught on front side of air-conditioning, fresh air first passes through electric-controlled box radiating fin, directly radiates to electric-controlled parts.
- 2. outdoor fan of air conditioner control method as claimed in claim 1, it is characterised in that control air conditioner chamber exogenous wind Machine, which turns to rotate from first direction, to be changed into further including before second direction rotates：Control the outdoor fan of air conditioner pause preset time.
- 3. outdoor fan of air conditioner control method as claimed in claim 1, it is characterised in that control air conditioner chamber exogenous wind Machine, which turns to rotate from first direction, to be changed into further including after second direction rotates：Judge whether the preset position temperature is less than the second preset value；If so, controlling the outdoor fan of air conditioner to turn to from second direction rotation reverts to the first direction rotation.
- 4. outdoor fan of air conditioner control method as claimed in claim 1, it is characterised in that the collection air-conditioner outdoor unit Further included before automatically controlled preset position temperature：Every the current environment temperature of preset time detection outdoor unit；Judge in the first preset time period of air-conditioner continuous refrigerating operaton with the presence or absence of the environment temperature and upper one of current detection Difference between the environment temperature of secondary detection is more than the situation of the 3rd preset value；If, it is determined that the current working environment of outdoor unit is the first preset environment；If not, it is determined that the current working environment of outdoor unit is the second preset environment；The automatically controlled preset position temperature of the collection air-conditioner outdoor unit is specially when the current working environment of the definite outdoor unit For the first preset environment when, gather the automatically controlled preset position temperature of air-conditioner outdoor unit.
- 5. outdoor fan of air conditioner control method as claimed in claim 4, it is characterised in that the definite outdoor unit is current Working environment further includes before for the first preset environment：When the environment temperature in the first preset time period in air-conditioner continuous refrigerating operaton there are current detection is once detected with upper Environment temperature between difference when being more than the situation of the 3rd preset value, judge when the second of air-conditioner continuous refrigerating operaton is default Between in section with the presence or absence of current detection environment temperature and to be more than the 4th default for the difference between the initial temperature of detection for the first time The situation of value；Second preset time period includes first preset time period；If, it is determined that the current working environment of outdoor unit is the first preset environment；If not, it is determined that the current working environment of outdoor unit is the second preset environment.
- 6. a kind of outdoor fan of air conditioner control device, it is characterised in that the outdoor fan of air conditioner control device includes：Temperature collecting module, for when air conditioner refrigerating operaton, gathering the automatically controlled preset position temperature of air-conditioner outdoor unit；First judgment module, for judging whether the preset position temperature is more than the first preset value；First control module, for when the preset position temperature is more than the first preset value, control outdoor fan of air conditioner to turn It is changed into second direction to being rotated from first direction and rotates, outdoor fan is being just when the first direction is air conditioner normal refrigerating operaton Turn to the direction of outer outlet air, the second direction is the direction of air draught in counter steer, and when inside air draught introduces newly on front side of air-conditioning Wind, fresh air first pass through electric-controlled box radiating fin, directly radiate to electric-controlled parts.
- 7. outdoor fan of air conditioner control device as claimed in claim 6, it is characterised in that the outdoor fan of air conditioner control Device processed further includes：Second control module, for being changed into second direction rotation when the outdoor fan of air conditioner turns to rotate from first direction Before, control the outdoor fan pause preset time.
- 8. outdoor fan of air conditioner control device as claimed in claim 6, it is characterised in that the outdoor fan of air conditioner control Device processed further includes：Second judgment module, for after outdoor fan steering is changed into second direction rotation from first direction rotation, judging Whether the preset position temperature is less than the second preset value；3rd control module, for when the preset position temperature is less than the second preset value, controlling the outdoor fan to turn to Rotated from the second direction and revert to the first direction rotation.
- 9. outdoor fan of air conditioner control device as claimed in claim 6, it is characterised in that the outdoor fan of air conditioner control Device processed further includes：Detection module, for before the collection automatically controlled preset position temperature of air-conditioner outdoor unit, outdoor unit to be detected every preset time Current environment temperature；3rd judgment module, for judging to whether there is current detection in the first preset time period of air-conditioner continuous refrigerating operaton Environment temperature and last detection environment temperature between difference be more than the situation of the 3rd preset value；Determining module, in the first preset time period of air-conditioner continuous refrigerating operaton there are current detection environment temperature with When difference between the environment temperature of last time detection is more than the situation of the 3rd preset value, the current working environment of outdoor unit is determined For the first preset environment；In the first preset time period of air-conditioner continuous refrigerating operaton there is no current detection environment temperature with When difference between the environment temperature of last time detection is more than three preset values, it is second to determine the current working environment of outdoor unit Preset environment；The temperature collecting module is specifically used for, when it is the first preset environment to determine the current working environment of the outdoor unit, adopting Collect the automatically controlled preset position temperature of air-conditioner outdoor unit.
- 10. outdoor fan of air conditioner control device as claimed in claim 9, it is characterised in that outdoor fan of air conditioner controls Device further includes：4th judgment module, for when there are the environment of current detection in the first preset time period of air-conditioner continuous refrigerating operaton When difference between temperature and the environment temperature of last detection is more than the situation of the 3rd preset value, judge to freeze in air-conditioner continuous With the presence or absence of between the environment temperature of current detection and the initial temperature of first time detection in second preset time period of operation Difference is more than the situation of the 4th preset value；Second preset time period includes first preset time period；The determining module is additionally operable to, and there are the environment of current detection in the second preset time period of air-conditioner continuous refrigerating operaton When difference between temperature and for the first time initial temperature of detection is more than the situation of the 4th preset value, the current work of outdoor unit is determined It is the first preset environment to make environment；The environment of current detection is not present in the second preset time period of air-conditioner continuous refrigerating operaton When difference between temperature and for the first time initial temperature of detection is more than the situation of the 4th preset value, the current work of outdoor unit is determined It is the second preset environment to make environment.
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