CN106091253A - Off-premises station automatic static pressure recognition method, device and the air-conditioner of air-conditioner - Google Patents
Off-premises station automatic static pressure recognition method, device and the air-conditioner of air-conditioner Download PDFInfo
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- CN106091253A CN106091253A CN201610423228.0A CN201610423228A CN106091253A CN 106091253 A CN106091253 A CN 106091253A CN 201610423228 A CN201610423228 A CN 201610423228A CN 106091253 A CN106091253 A CN 106091253A
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- static pressure
- premises station
- pressure state
- air
- conditioner
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
-
- 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
- F24F2110/40—Pressure, e.g. wind pressure
Abstract
The invention discloses off-premises station automatic static pressure recognition method, device and the air-conditioner of a kind of air-conditioner, wherein, the method comprises the following steps: after air-conditioner receives start-up command, before the compressor start controlled in off-premises station, control the outdoor fan in off-premises station and open until outdoor fan stable operation；Obtain blower fan electric current during outdoor fan stable operation；Current static pressure state according to blower fan electric current identification off-premises station.The method according to the invention, it is possible to convenient and automatically identify the static pressure state of off-premises station exactly, and it is implemented as relatively low.
Description
Technical field
The present invention relates to air-conditioner technical field, particularly to a kind of air-conditioner off-premises station automatic static pressure recognition method,
The off-premises station static pressure automatic identification equipment of a kind of air-conditioner and a kind of air-conditioner.
Background technology
For multi-connected machine outdoor machine system, installation environment is different, and the static pressure state of off-premises station is the most different.At present, quiet
Pressure condition is usually and is empirically set by installation personnel when project installation, therefore also exist static pressure state set make mistakes or
During coupling static pressure state, the possibility made mistakes is installed.Above-mentioned mistake all can cause static pressure state not mate, and further results in air-conditioning
The defect such as the noise of device is excessive or efficiency is too low, have impact on comfortableness and the reliability of air-conditioner.
Correlation technique detects the static pressure state of off-premises station by devices such as wind pressure sensors, but above-mentioned device uses
It is the most inconvenient and relatively costly to come.
Summary of the invention
It is contemplated that one of technical problem solved the most to a certain extent in above-mentioned technology.To this end, the present invention
One purpose is to propose the off-premises station automatic static pressure recognition method of a kind of air-conditioner, it is possible to conveniently and the most automatically identify
Go out the static pressure state of off-premises station, and it is implemented as relatively low.
Second object of the present invention is to propose the off-premises station static pressure automatic identification equipment of a kind of air-conditioner.
Third object of the present invention is to propose a kind of air-conditioner.
For reaching above-mentioned purpose, first aspect present invention embodiment proposes the off-premises station static pressure of a kind of air-conditioner and automatically knows
Other method, the method comprises the following steps: after described air-conditioner receives start-up command, the compressor in controlling off-premises station
Before startup, control outdoor fan in described off-premises station and open until described outdoor fan stable operation；Obtain described outdoor wind
Blower fan electric current during machine stable operation；Current static pressure state according to off-premises station described in described blower fan electric current identification.
The off-premises station automatic static pressure recognition method of air-conditioner according to embodiments of the present invention, stable by obtaining outdoor fan
Blower fan electric current during operation, with the current static pressure state according to blower fan electric current identification off-premises station, thereby, it is possible to convenient and accurate
Automatically identify the static pressure state of off-premises station, consequently facilitating air-conditioner is controlled according to this static pressure state, it is to avoid because of
Static pressure does not mates and causes air-conditioner the defects such as noise is big, efficiency is low occur, it is possible to increase the comfortableness of air-conditioner and reliability.
Additionally, the method to realize cost relatively low.
It addition, the off-premises station static pressure recognition methods of air-conditioner proposed according to the above embodiment of the present invention can also have as
Lower additional technical characteristic:
According to one embodiment of present invention, the static pressure state of described off-premises station include high static pressure state, middle static pressure state,
Low static pressure state and without static pressure state.
Specifically, the described current static pressure state according to off-premises station described in described blower fan electric current identification, including: to described wind
Dynamo-electric stream judges；If described blower fan electric current is more than the first predetermined current, then judge that described off-premises station is currently at Gao Jing
Pressure condition；If described blower fan electric current is less than or equal to described first predetermined current and more than the second predetermined current, then judge described
Off-premises station is currently at middle static pressure state, and wherein, described second predetermined current is less than described first predetermined current；If described wind
Dynamo-electric stream less than or equal to described second predetermined current and more than the 3rd predetermined current, then judges that described off-premises station is currently at low quiet
Pressure condition, wherein, described 3rd predetermined current is less than described second predetermined current；If described blower fan electric current is less than or equal to described
3rd predetermined current, then judge that described off-premises station is currently at without static pressure state.
According to one embodiment of present invention, after described outdoor fan is opened, run by controlling described outdoor fan
First Preset Time or control described outdoor fan and run with preset rotation speed, so that described outdoor fan stable operation.
Further, more than the second Preset Time and it is not in steady operational status when the operation time of described outdoor fan
Time, the off-premises station static pressure state judged using the last time is as the current static pressure state of described off-premises station.
For reaching above-mentioned purpose, second aspect present invention embodiment proposes the off-premises station static pressure of a kind of air-conditioner and automatically knows
Other device, this device includes: receiver module, and described receiver module is used for receiving start-up command；Start control module, described startup
Module for according to described start-up command before the compressor start controlled in off-premises station, control the outdoor wind in described off-premises station
Machine is opened until described outdoor fan stable operation；Acquisition module, it is stable that described acquisition module is used for obtaining described outdoor fan
Blower fan electric current during operation；Identification module, described identification module is for working as according to off-premises station described in described blower fan electric current identification
Front static pressure state.
The off-premises station static pressure automatic identification equipment of air-conditioner according to embodiments of the present invention, stable by obtaining outdoor fan
Blower fan electric current during operation, with the current static pressure state according to blower fan electric current identification off-premises station, thereby, it is possible to convenient and accurate
Automatically identify the static pressure state of off-premises station, consequently facilitating air-conditioner is controlled according to this static pressure state, it is to avoid because of
Static pressure does not mates and causes air-conditioner the defects such as noise is big, efficiency is low occur, it is possible to increase the comfortableness of air-conditioner and reliability.
Additionally, this device to realize cost relatively low.
It addition, the off-premises station static pressure identification device of air-conditioner proposed according to the above embodiment of the present invention can also have as
Lower additional technical characteristic:
According to one embodiment of present invention, the static pressure state of described off-premises station include high static pressure state, middle static pressure state,
Low static pressure state and without static pressure state.
Specifically, described identification module is for judging described blower fan electric current, at described blower fan electric current more than first
During predetermined current, it is judged that described off-premises station is currently at high static pressure state, first pre-less than or equal to described at described blower fan electric current
If electric current and more than the second predetermined current time, it is judged that described off-premises station is currently at middle static pressure state, little at described blower fan electric current
In equal to described second predetermined current and more than three predetermined current time, it is judged that described off-premises station is currently at low static pressure state,
And when described blower fan electric current is less than or equal to described three predetermined current, it is judged that described off-premises station is currently at without static pressure shape
State, wherein, described second predetermined current is less than described first predetermined current, and described 3rd predetermined current is preset less than described second
Electric current.
According to one embodiment of present invention, described startup control module is after described outdoor fan is opened, by controlling
Described outdoor fan runs the first Preset Time or controls described outdoor fan and run with preset rotation speed, so that described outdoor fan
Stable operation.
Further, more than the second Preset Time and it is not in steady operational status when the operation time of described outdoor fan
Time, the off-premises station static pressure state that described identification module judged using the last time is as the current static pressure state of described off-premises station.
For reaching above-mentioned purpose, second aspect present invention embodiment proposes a kind of air-conditioner, and it includes the present invention second
The off-premises station static pressure automatic identification equipment of the air-conditioner that aspect embodiment proposes.
Air-conditioner according to embodiments of the present invention, it is possible to conveniently and automatically identify the static pressure shape of off-premises station exactly
State, consequently facilitating be controlled according to this static pressure state, it is to avoid do not mate because of static pressure and the noise that causes is big, efficiency is low etc. lacks
Fall into, it is possible to increase comfortableness and reliability.Additionally, it is implemented as relatively low.
Accompanying drawing explanation
Fig. 1 is the flow chart of the off-premises station automatic static pressure recognition method of the air-conditioner according to the embodiment of the present invention；
Fig. 2 is the flow process of the off-premises station automatic static pressure recognition method of the air-conditioner according to one specific embodiment of the present invention
Figure；
Fig. 3 is the block diagram of the off-premises station static pressure automatic identification equipment of the air-conditioner according to the embodiment of the present invention.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, the most from start to finish
Same or similar label represents same or similar element or has the element of same or like function.Below with reference to attached
The embodiment that figure describes is exemplary, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
Describe below in conjunction with the accompanying drawings the off-premises station automatic static pressure recognition method of the air-conditioner of the embodiment of the present invention, device and
Air-conditioner.
Fig. 1 is the flow chart of the off-premises station automatic static pressure recognition method of the air-conditioner according to the embodiment of the present invention.
As it is shown in figure 1, the off-premises station automatic static pressure recognition method of the air-conditioner of the embodiment of the present invention, comprise the following steps:
S1, after air-conditioner receives start-up command, before the compressor start in controlling off-premises station, controls in off-premises station
Outdoor fan open until outdoor fan stable operation.
Outdoor fan needs the regular hour from unlatching to stable operation, therefore, in one embodiment of the invention, and can
After outdoor fan is opened, run the first Preset Time so that outdoor fan stable operation by controlling outdoor fan.Should manage
Solving, the first Preset Time can be more than or equal to outdoor fan from the time opened required for practical stability runs.Certainly, it is possible to
Controlling outdoor fan to run with preset rotation speed, preset rotation speed immobilizes, thus can realize the stable operation of outdoor fan.
S2, obtains blower fan electric current during outdoor fan stable operation.
S3, according to the current static pressure state of blower fan electric current identification off-premises station.
Usually, the static pressure of off-premises station is the highest, and blower fan electric current is the biggest, thus can working as according to blower fan electric current identification off-premises station
Front static pressure state.
In one embodiment of the invention, the static pressure state of off-premises station can include high static pressure state, middle static pressure state, low
Static pressure state and without static pressure state.Specifically, blower fan electric current can be judged, if blower fan electric current presets electricity more than first
Stream, then judge that off-premises station is currently at high static pressure state；If blower fan electric current is less than or equal to the first predetermined current and more than second
Predetermined current, then judge that off-premises station is currently at middle static pressure state, and wherein, the second predetermined current is less than the first predetermined current；As
Really blower fan electric current is less than or equal to the second predetermined current and more than the 3rd predetermined current, then judge that off-premises station is currently at low static pressure shape
State, wherein, the 3rd predetermined current is less than the second predetermined current；If blower fan electric current is less than or equal to the 3rd predetermined current, then judge
Off-premises station is currently at without static pressure state.
It should be noted that in an embodiment of the invention, high static pressure shape has been marked off the most successively by static pressure
State, middle static pressure state, low static pressure state and without four static pressure states of static pressure state, and in other embodiments of the invention, can
Mark off other the gear that can represent different static pressure state, it is also possible to continuous print curve represents different static pressure states.
Additionally, in an embodiment of the present invention, in order to identify that the blower fan electric current of the surprised state of off-premises station need to be at outdoor fan
Obtain during stable operation, if outdoor fan is for a long time for reaching steady operational status, then cannot know according to above-mentioned recognition methods
The current static pressure state of other off-premises station.In one embodiment of the invention, pre-more than second when the operation time of outdoor fan
If time and when being not in steady operational status, current as off-premises station of the off-premises station static pressure state that can judge using the last time
Static pressure state.So it can be avoided that the situation of static pressure recognition failures.
After the current static pressure state being identified off-premises station by said method, compressor start can be controlled, and according to room
The control that air-conditioner is freezed or heats by the current static pressure state of outer machine.For example, can the most quiet according to off-premises station
Pressure condition determines corresponding rotation speed of fan, when heat exchanger occurs that the dirty situation such as stifled causes static pressure to raise, can properly increase wind
Machine rotating speed is to improve reliability and the efficiency of air-conditioner system.
In one particular embodiment of the present invention, as in figure 2 it is shown, the off-premises station automatic static pressure recognition method of air-conditioner can
Comprise the steps:
S201, the M second before compressor is opened, first opens outdoor fan.
S202, it is judged that the rotating speed of outdoor fan is the most stable.If outdoor fan stabilization of speed, then perform step S203,
If outdoor fan rotary speed unstabilization is fixed, then perform step 210.
S203, it is judged that whether blower fan electric current is more than the first predetermined current.If it is, enter step S204, if it is not, then
Perform step S205.
S204, it is judged that off-premises station is currently at high static pressure state.
S205, it is judged that whether blower fan electric current is more than the second predetermined current.Wherein, the second predetermined current presets electricity less than first
Stream.If it is, enter step S206, if it is not, then perform step S207.
S206, it is judged that off-premises station is currently at middle static pressure state.
S207, it is judged that whether blower fan electric current is more than the 3rd predetermined current.Wherein, the 3rd predetermined current presets electricity less than second
Stream.If it is, enter step S208, if it is not, then enter step S209.
S208, it is judged that off-premises station is currently at low static pressure state.
S209, it is judged that off-premises station is currently at without static pressure state.
S210, it is judged that whether outdoor fan runs more than the L second.If it is, perform step S211, if it does not, return step
Rapid S202.
Wherein, the value of L and above-mentioned M can rule of thumb set.
S211, the off-premises station static pressure state judged using the last time is as the current static pressure state of off-premises station.
After the above-mentioned automatic identification step of off-premises station static pressure terminates, compressor start can be controlled, and according to off-premises station
The control that air-conditioner is freezed or heats by current static pressure state.
The off-premises station automatic static pressure recognition method of air-conditioner according to embodiments of the present invention, stable by obtaining outdoor fan
Blower fan electric current during operation, with the current static pressure state according to blower fan electric current identification off-premises station, thereby, it is possible to convenient and accurate
Automatically identify the static pressure state of off-premises station, consequently facilitating air-conditioner is controlled according to this static pressure state, it is to avoid because of
Static pressure does not mates and causes air-conditioner the defects such as noise is big, efficiency is low occur, it is possible to increase the comfortableness of air-conditioner and reliability.
Additionally, the method to realize cost relatively low.
For realizing the off-premises station automatic static pressure recognition method of the air-conditioner of above-described embodiment, the present invention also proposes a kind of air-conditioning
The off-premises station static pressure automatic identification equipment of device.
As it is shown on figure 3, the off-premises station static pressure automatic identification equipment of the air-conditioner of the embodiment of the present invention, including receiver module
10, control module 20, acquisition module 30 and identification module 40 are started.
Wherein, receiver module 10 is used for receiving start-up command；Start control module 20 for controlling according to start-up command
Before compressor start in off-premises station, control the outdoor fan in off-premises station and open until outdoor fan stable operation；Obtain mould
Blower fan electric current when block 30 is for obtaining outdoor fan stable operation；Identification module 40 is for according to blower fan electric current identification off-premises station
Current static pressure state.
Outdoor fan needs the regular hour from unlatching to stable operation, therefore, in one embodiment of the invention, opens
Dynamic control module 20 can run the first Preset Time so that outdoor fan is steady by controlling outdoor fan after outdoor fan is opened
Fixed operation.Should be appreciated that the first Preset Time can more than or equal to outdoor fan from open to practical stability run required for
Time.Certainly, startup control module 20 also can control outdoor fan and run with preset rotation speed, and preset rotation speed immobilizes, thus
The stable operation of outdoor fan can be realized.
Usually, the static pressure of off-premises station is the highest, and blower fan electric current is the biggest, thus identification module 40 can be according to blower fan electric current identification
The current static pressure state of off-premises station.
In one embodiment of the invention, the static pressure state of off-premises station can include high static pressure state, middle static pressure state, low
Static pressure state and without static pressure state.Specifically, blower fan electric current can be judged by identification module 40, at blower fan electric current more than first
During predetermined current, it is judged that off-premises station is currently at high static pressure state, and it is more than less than or equal to the first predetermined current at blower fan electric current
During the second predetermined current, it is judged that off-premises station is currently at middle static pressure state, blower fan electric current less than or equal to the second predetermined current and
During more than three predetermined current, it is judged that off-premises station is currently at low static pressure state, and pre-less than or equal to the 3rd at blower fan electric current
If during electric current, it is judged that off-premises station is currently at without static pressure state, wherein, the second predetermined current be less than the first predetermined current, the 3rd
Predetermined current is less than the second predetermined current.
It should be noted that in an embodiment of the invention, high static pressure shape has been marked off the most successively by static pressure
State, middle static pressure state, low static pressure state and without four static pressure states of static pressure state, and in other embodiments of the invention, can
Mark off other the gear that can represent different static pressure state, it is also possible to continuous print curve represents different static pressure states.
Additionally, in an embodiment of the present invention, in order to identify that the blower fan electric current of the surprised state of off-premises station need to be at outdoor fan
Obtain during stable operation, if outdoor fan is for a long time for reaching steady operational status, then cannot know according to above-mentioned recognition methods
The current static pressure state of other off-premises station.In one embodiment of the invention, pre-more than second when the operation time of outdoor fan
If time and when being not in steady operational status, the off-premises station static pressure state that identification module 40 can judge using the last time is as room
The current static pressure state of outer machine.So it can be avoided that the situation of static pressure recognition failures.
After the current static pressure state being identified off-premises station by said apparatus, compressor start can be controlled, and according to room
The control that air-conditioner is freezed or heats by the current static pressure state of outer machine.For example, can the most quiet according to off-premises station
Pressure condition determines corresponding rotation speed of fan, when heat exchanger occurs that the dirty situation such as stifled causes static pressure to raise, can properly increase wind
Machine rotating speed is to improve reliability and the efficiency of air-conditioner system.
The off-premises station static pressure automatic identification equipment of air-conditioner according to embodiments of the present invention, stable by obtaining outdoor fan
Blower fan electric current during operation, with the current static pressure state according to blower fan electric current identification off-premises station, thereby, it is possible to convenient and accurate
Automatically identify the static pressure state of off-premises station, consequently facilitating air-conditioner is controlled according to this static pressure state, it is to avoid because of
Static pressure does not mates and causes air-conditioner the defects such as noise is big, efficiency is low occur, it is possible to increase the comfortableness of air-conditioner and reliability.
Additionally, this device to realize cost relatively low.
Corresponding above-described embodiment, the present invention also proposes a kind of air-conditioner.
The air-conditioner of the embodiment of the present invention, the off-premises station static pressure including the air-conditioner of the above embodiment of the present invention proposition is automatic
Identifying device, its specific embodiment can refer to above-described embodiment, for avoiding redundancy, does not repeats them here.
Air-conditioner according to embodiments of the present invention, it is possible to conveniently and automatically identify the static pressure shape of off-premises station exactly
State, consequently facilitating be controlled according to this static pressure state, it is to avoid do not mate because of static pressure and the noise that causes is big, efficiency is low etc. lacks
Fall into, it is possible to increase comfortableness and reliability.Additionally, it is implemented as relatively low.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " up time
Pin ", " counterclockwise ", " axially ", " radially ", the orientation of the instruction such as " circumferential " or position relationship be based on orientation shown in the drawings or
Position relationship, is for only for ease of the description present invention and simplifies description rather than instruction or imply that the device of indication or element must
Must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In describing the invention, " multiple " are meant that two or more,
Unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " fixing " etc.
Term should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be that machinery connects
Connect, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, in can being two elements
The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be according to concrete feelings
Condition understands above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score permissible
It is that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or spy
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be in office
One or more embodiments or example combine in an appropriate manner.Additionally, in the case of the most conflicting, the skill of this area
The feature of the different embodiments described in this specification or example and different embodiment or example can be tied by art personnel
Close and combination.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is example
Property, it is impossible to being interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, revises, replaces and modification.
Claims (11)
1. the off-premises station automatic static pressure recognition method of an air-conditioner, it is characterised in that comprise the following steps:
After described air-conditioner receives start-up command, before the compressor start in controlling off-premises station, control described off-premises station
In outdoor fan open until described outdoor fan stable operation；
Obtain blower fan electric current during described outdoor fan stable operation；
Current static pressure state according to off-premises station described in described blower fan electric current identification.
The off-premises station static pressure recognition methods of air-conditioner the most according to claim 1, it is characterised in that described off-premises station quiet
Pressure condition includes high static pressure state, middle static pressure state, low static pressure state and without static pressure state.
The off-premises station static pressure recognition methods of air-conditioner the most according to claim 2, it is characterised in that described according to described wind
Dynamo-electric stream identifies the current static pressure state of described off-premises station, including:
Described blower fan electric current is judged；
If described blower fan electric current is more than the first predetermined current, then judge that described off-premises station is currently at high static pressure state；
If described blower fan electric current is less than or equal to described first predetermined current and more than the second predetermined current, then judge described outdoor
Machine is currently at middle static pressure state, and wherein, described second predetermined current is less than described first predetermined current；
If described blower fan electric current is less than or equal to described second predetermined current and more than the 3rd predetermined current, then judge described outdoor
Machine is currently at low static pressure state, and wherein, described 3rd predetermined current is less than described second predetermined current；
If described blower fan electric current is less than or equal to described 3rd predetermined current, then judge that described off-premises station is currently at without static pressure shape
State.
4. according to the off-premises station static pressure recognition methods of the air-conditioner according to any one of claim 1-3, it is characterised in that in institute
After stating outdoor fan unlatching, run the first Preset Time by controlling described outdoor fan or control described outdoor fan to preset
Rotating speed runs, so that described outdoor fan stable operation.
The off-premises station static pressure recognition methods of air-conditioner the most according to claim 4, it is characterised in that when the fortune of described outdoor fan
The row time more than the second Preset Time and when being not in steady operational status, the off-premises station static pressure state judged using the last time as
The current static pressure state of described off-premises station.
6. the off-premises station static pressure automatic identification equipment of an air-conditioner, it is characterised in that including:
Receiver module, described receiver module is used for receiving start-up command；
Start control module, described startup module for according to described start-up command at the compressor start controlled in off-premises station
Before, control outdoor fan in described off-premises station and open until described outdoor fan stable operation；
Acquisition module, blower fan electric current when described acquisition module is for obtaining described outdoor fan stable operation；
Identification module, described identification module is for the current static pressure state according to off-premises station described in described blower fan electric current identification.
The off-premises station static pressure identification device of air-conditioner the most according to claim 6, it is characterised in that described off-premises station quiet
Pressure condition includes high static pressure state, middle static pressure state, low static pressure state and without static pressure state.
The off-premises station static pressure identification device of air-conditioner the most according to claim 7, it is characterised in that described identification module is used
In described blower fan electric current is judged, when described blower fan electric current is more than the first predetermined current, it is judged that described off-premises station is current
It is in high static pressure state, when described blower fan electric current is less than or equal to described first predetermined current and is more than the second predetermined current, sentences
Disconnected described off-premises station is currently at middle static pressure state, at described blower fan electric current less than or equal to described second predetermined current and more than the
During three predetermined current, it is judged that described off-premises station is currently at low static pressure state, and at described blower fan electric current less than or equal to described
During three predetermined current, it is judged that described off-premises station is currently at without static pressure state, wherein, described second predetermined current is less than described
First predetermined current, described 3rd predetermined current is less than described second predetermined current.
9. according to the off-premises station static pressure identification device of the air-conditioner according to any one of claim 6-8, it is characterised in that described
Startup control module, after described outdoor fan is opened, is run the first Preset Time by controlling described outdoor fan or controls institute
State outdoor fan to run with preset rotation speed, so that described outdoor fan stable operation.
The off-premises station static pressure identification device of air-conditioner the most according to claim 9, it is characterised in that when described outdoor wind
When the operation time of machine is more than the second Preset Time and is not in steady operational status, described identification module judged with the last time
Off-premises station static pressure state is as the current static pressure state of described off-premises station.
11. 1 kinds of air-conditioners, it is characterised in that include the off-premises station according to the air-conditioner according to any one of claim 6-10
Static pressure identification device.
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