CN106091288B - Air conditioner and its starting control method - Google Patents
Air conditioner and its starting control method Download PDFInfo
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- CN106091288B CN106091288B CN201610507187.3A CN201610507187A CN106091288B CN 106091288 B CN106091288 B CN 106091288B CN 201610507187 A CN201610507187 A CN 201610507187A CN 106091288 B CN106091288 B CN 106091288B
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- air conditioner
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of air conditioner and its starting control method, the described method comprises the following steps: air conditioner in a chiller mode or dehumidification mode start when, judge whether the indoor fan of air conditioner needs to start with low wind file；If indoor fan needs are started with low wind file, when the running frequency of air conditioner reaches the first predeterminated frequency and maintains the first preset time, judge whether the system pressure of air conditioner is in equilibrium state；If system pressure is in equilibrium state, controls air conditioner and run with preset highest frequency, until air conditioner start completion.This method can weigh high frequency starting bring fast-refrigerating effect and the starting excessive influence to user's sense organ of noise, improve the performance of air conditioner.
Description
Technical field
The present invention relates to air conditioner technical field, in particular to a kind of air conditioner and its starting control method.
Background technique
Noise when running for the consumption for reducing electric energy and air conditioner, meets the needs of users, transducer air conditioning obtains
It is fast-developing.
And currently in order to accelerating the cooling and warming speed of transducer air conditioning, most of producers are opened in start-up phase using high frequency
Dynamic air conditioner.But a problem is brought therewith, and when indoor unit opens the starting of low wind high frequency, the high frequency starting of transducer air conditioning
The unbalanced problem of refrigeration system internal pressure can be brought, to increase the noise of indoor unit, or even generates refrigerant allophone.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.
For this purpose, an object of the present invention is to provide a kind of starting control method of air conditioner, this method can be weighed
High frequency starts bring fast-refrigerating effect and the starting excessive influence to user's sense organ of noise, improves the performance of air conditioner.
It is another object of the present invention to propose a kind of air conditioner.
To achieve the above object, first aspect present invention embodiment proposes a kind of starting control method of air conditioner, packet
Include following steps: the air conditioner in a chiller mode or dehumidification mode start when, judge that the indoor fan of the air conditioner is
No needs are started with low wind file；If the indoor fan needs are started with low wind file, in the running frequency of the air conditioner
When reaching the first predeterminated frequency and maintaining the first preset time, judge whether the system pressure of the air conditioner is in equilibrium-like
State；And if the system pressure is in equilibrium state, controls the air conditioner and run with preset highest frequency, until
The air conditioner start completion.
The starting control method of air conditioner according to an embodiment of the present invention, air conditioner in a chiller mode or dehumidification mode opens
When dynamic, judge whether the indoor fan of air conditioner needs to start with low wind file.If indoor fan needs are started with low wind file,
When the running frequency of air conditioner reaches the first predeterminated frequency and maintains the first preset time, judge that the system pressure of air conditioner is
It is no to control air conditioner if system pressure is in equilibrium state in equilibrium state and run with preset highest frequency, until
Air conditioner start completion.This method can weigh high frequency starting bring fast-refrigerating effect and starting noise is excessive to user's sense
The influence of official improves the performance of air conditioner.
According to one embodiment of present invention, if the system pressure is not in equilibrium state, the air-conditioning is controlled
Device is continued to run with first predeterminated frequency until the system pressure is in equilibrium state.
According to one embodiment of present invention, whether the system pressure for judging the air conditioner is in equilibrium state,
It include: to obtain indoor return air temperature and indoor evaporator temperature, and obtain outdoor condenser coil temperature and outdoor environment temperature；
The absolute value of the difference between the indoor return air temperature and the indoor evaporator temperature is calculated as indoor temperature difference absolute value, and
It is absolute for the outdoor temperature difference to calculate the absolute value of the difference between the outdoor condenser coil temperature and the outdoor environment temperature
Value；Judge that the indoor temperature difference absolute value whether less than the first preset value, and judges whether the outdoor temperature difference absolute value is less than
Second preset value；If the interior temperature difference absolute value is less than first preset value and the outdoor temperature difference absolute value is less than institute
The second preset value is stated, then judges that the system pressure is in equilibrium state.
According to one embodiment of present invention, pre- with the preset highest frequency operation second in the control air conditioner
If after the time, judging the air conditioner start completion.
According to one embodiment of present invention, default with highest frequency operation described second in the control air conditioner
During time, further includes: judge whether the system pressure reaches preset pressure；If the system pressure reaches described
Preset pressure then directly judges the air conditioner start completion.
According to one embodiment of present invention, when the indoor fan needs to start with middle wind file or high wind file, control
The air conditioner starts strategy starting with preset conventional high frequency.
To achieve the above object, a kind of air conditioner that second aspect of the present invention embodiment proposes, comprising: first judges mould
Block, for the air conditioner in a chiller mode or dehumidification mode start when, judge whether air conditioner chamber's inner blower needs
Started with low wind file；Second judgment module, for needing to start with low wind file in the indoor fan, and the air conditioner
When running frequency reaches the first predeterminated frequency and maintains the first preset time, judge whether the system pressure of the air conditioner is in
Equilibrium state；Control module, for controlling the air conditioner when the system pressure is in equilibrium state with preset highest
Frequency operation, until the air conditioner start completion.
Air conditioner according to an embodiment of the present invention, air conditioner in a chiller mode or dehumidification mode start when, first judgement
Module judges whether the indoor fan of air conditioner needs to start with low wind file.If indoor fan needs are started with low wind file,
When the running frequency of air conditioner reaches the first predeterminated frequency and maintains the first preset time, the second judgment module judges air conditioner
System pressure whether be in equilibrium state, if system pressure is in equilibrium state, control module if, controls air conditioner with pre-
If highest frequency operation, until air conditioner start completion.The air conditioner can weigh high frequency starting bring fast-refrigerating effect
Fruit and the starting excessive influence to user's sense organ of noise, improve overall performance.
According to one embodiment of present invention, the control module is also used to be not in equilibrium state in the system pressure
When, it controls the air conditioner and is continued to run with first predeterminated frequency until the system pressure is in equilibrium state.
According to one embodiment of present invention, above-mentioned air conditioner further include: the first temperature acquisition module, for obtaining room
Interior return air temperature and indoor evaporator temperature；Second temperature obtains module, for obtaining outdoor condenser coil temperature and outdoor
Environment temperature；Computing module, for calculating the exhausted of the difference between the indoor return air temperature and the indoor evaporator temperature
It is indoor temperature difference absolute value to value, and calculates the difference between the outdoor condenser coil temperature and the outdoor environment temperature
Absolute value be outdoor temperature difference absolute value, wherein second judgment module judge whether the interior temperature difference absolute value is less than
First preset value, and judge the outdoor temperature difference absolute value whether less than the second preset value, and it is absolute in the indoor temperature difference
When value is less than first preset value and the outdoor temperature difference absolute value less than second preset value, the system pressure is judged
In equilibrium state.
According to one embodiment of present invention, the control module is also used to controlling the air conditioner with described preset
After highest frequency runs the second preset time, the air conditioner start completion is judged.
According to one embodiment of present invention, the control module is also used to controlling the air conditioner with the most high frequency
During rate runs second preset time, judge whether the system pressure reaches preset pressure, and in the system
When pressure reaches the preset pressure, the air conditioner start completion is directly judged.
According to one embodiment of present invention, the control module be also used to need when the indoor fan with middle wind file or
When high wind file starts, the air conditioner is controlled with preset conventional high frequency and starts strategy starting.
Detailed description of the invention
Fig. 1 is the flow chart of the starting control method of air conditioner according to an embodiment of the present invention；
Fig. 2 is the flow chart of the starting control method of air conditioner according to an embodiment of the invention；
Fig. 3 is the block diagram of air conditioner according to an embodiment of the present invention；And
Fig. 4 is the block diagram of air conditioner according to an embodiment of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings come describe the embodiment of the present invention air conditioner and its starting control method.
Fig. 1 is the flow chart of the starting control method of air conditioner according to an embodiment of the present invention.As shown in Figure 1, the air-conditioning
The starting control method of device the following steps are included:
S1, air conditioner in a chiller mode or dehumidification mode start when, judge the indoor fan of air conditioner whether need with
Low wind file starting.
S2 reaches the first predeterminated frequency in the running frequency of air conditioner if indoor fan needs are started with low wind file
And when maintaining the first preset time, judge whether the system pressure of air conditioner is in equilibrium state.Wherein, the first predeterminated frequency and
First preset time can be demarcated according to the actual situation.
In one embodiment of the invention, judge whether the system pressure of air conditioner is in equilibrium state, comprising: obtain
Indoor return air temperature and indoor evaporator temperature, and obtain outdoor condenser coil temperature and outdoor environment temperature；It calculates indoor
The absolute value of difference between return air temperature and indoor evaporator temperature is indoor temperature difference absolute value, and counting chamber external condenser disk
The absolute value of difference between tube temperature degree and outdoor environment temperature is outdoor temperature difference absolute value；Whether judge indoor temperature difference absolute value
Less than the first preset value, and judge outdoor temperature difference absolute value whether less than the second preset value；If indoor temperature difference absolute value is less than
First preset value and outdoor temperature difference absolute value is less than the second preset value, then judge that system pressure is in equilibrium state.Wherein, first
Preset value and the second preset value can be set according to system size, for example, the value of the first preset value and the second preset value
It may range from [2 DEG C, 6 DEG C].
Specifically, can be cold by the indoor return air temperature T1 of temperature sensor detection, indoor evaporator temperature T2, outdoor
Condenser coils temperature T3 and outdoor environment temperature T4.Then, calculate indoor temperature difference absolute value=| T1-T2 |, and calculate room
Outer temperature difference absolute value=| T3-T4 |, if the indoor temperature difference absolute value calculated | T1-T2 |≤3 DEG C and outdoor temperature difference absolute value |
T3-T4 |≤3 DEG C, then judge that system pressure is in equilibrium state；Otherwise, judge that system pressure is in non-equilibrium state.
It should be noted that in an embodiment of the present invention, whether can also judge system pressure using the prior art
In equilibrium state, specific I will not elaborate.
S3 is controlled air conditioner and is run with preset highest frequency if system pressure is in equilibrium state, until air-conditioning
Device start completion.
According to one embodiment of present invention, if system pressure is not in equilibrium state, air conditioner is controlled with first
Predeterminated frequency continues to run until system pressure is in equilibrium state.
Specifically, when (including powerful refrigeration) or dehumidification mode start air conditioner in a chiller mode, if indoor unit with
Low wind high frequency starting, then when the running frequency of air conditioner reaches shelves frequency second from the bottom (i.e. the first predeterminated frequency) and maintains first
When preset time (the corresponding time is 20s long when preferably, starting than air conditioner with middle wind file or high wind file), system pressure is judged
Whether equilibrium state is in.If system pressure is in equilibrium state, controls air conditioner and run with preset highest frequency, directly
To air conditioner start completion；If system pressure is in non-equilibrium state, kept for shelves frequency operation a period of time second from the bottom,
Until system pressure reaches equilibrium state, then run with highest frequency.
According to one embodiment of present invention, the second preset time is run with preset highest frequency in control air conditioner
Afterwards, judge air conditioner start completion.
Further, according to one embodiment of present invention, when control air conditioner is default with highest frequency operation second
Between during, further includes: judge whether system pressure reaches preset pressure；If system pressure reaches preset pressure, directly
It connects and judges air conditioner start completion.
That is, high frequency startup stage is exited when air conditioner runs the second preset time with preset highest frequency,
And air conditioner is controlled according to preset conventional inverter control strategy.And in the second preset time of operation, if sentenced
Disconnected system pressure has reached preset pressure, then can directly control air conditioner and exit high frequency startup stage, and according to preset
Conventional inverter control strategy controls air conditioner.Wherein, the second preset time and system pressure can be according to the actual situation
It is demarcated.
According to one embodiment of present invention, when indoor fan needs to start with middle wind file or high wind file, air-conditioning is controlled
Device starts strategy starting with preset conventional high frequency.
Specifically, when the starting of air conditioner high frequency, if middle wind file or high wind file have been selected, directly according to conventional height
Frequency starts strategy starting；If having selected low wind file, in high frequency start-up course, when the running frequency of air conditioner rises to one
When definite value, a period of time can be run with frequency limit, when running frequency reaches the previous shelves frequency of highest frequency, when running one section more
Between, and at runtime between when reaching certain value, judge whether system pressure is in equilibrium state, if system pressure is in balance
State is then controlled air conditioner again and is run with highest frequency, so as to weigh high frequency starting bring fast-refrigerating effect and open
The dynamic excessive influence to user's sense organ of noise, improves the performance of air conditioner.
Fig. 2 is the flow chart of the starting control method of the air conditioner of a specific example according to the present invention.As shown in Fig. 2,
The starting control method of air conditioner the following steps are included:
S101, complete machine open refrigeration or dehumidification mode.
S102, apoplexy or the booting of high wind.
S103, complete machine start strategy starting according to conventional high frequency.
S104, low wind booting.
S105 runs 20s more than this frequency than in or when high wind starts when running to the previous shelves frequency of highest frequency.
Whether S106, system pressure are in equilibrium state.
S107, complete machine enter the highest frequency of high frequency starting.
S108, after high frequency starting time t is arrived, complete machine exits the function, runs according to conventional inverter control strategy.
In addition, it is necessary to explanation, when air conditioner is run with heating mode, since enter the room machine evaporator is all
Gas, therefore there is no the noise problems that the starting of low wind high frequency generates.
In conclusion the starting control method of air conditioner according to an embodiment of the present invention, air conditioner in a chiller mode or
When dehumidification mode starts, judge whether the indoor fan of air conditioner needs to start with low wind file.If indoor fan is needed with low
Wind file starting judges air conditioner then when the running frequency of air conditioner reaches the first predeterminated frequency and maintains the first preset time
System pressure whether be in equilibrium state, if system pressure is in equilibrium state, control air conditioner with preset highest
Frequency operation, until air conditioner start completion.This method can weigh high frequency starting bring fast-refrigerating effect and make an uproar with starting
The excessive influence to user's sense organ of sound, improves the performance of air conditioner.
Fig. 3 is the block diagram of air conditioner according to an embodiment of the present invention.As shown in figure 3, the air conditioner includes: first
Judgment module 10, the second judgment module 20 and control module 30.
Wherein, first judgment module 10 be used for air conditioner in a chiller mode or dehumidification mode start when, judge air conditioner
Whether indoor fan needs is started with low wind file.Second judgment module 20 is started for the needs of blower indoors with low wind file, and
And the running frequency of air conditioner reach the first predeterminated frequency and maintain the first preset time when, judge that the system pressure of air conditioner is
It is no to be in equilibrium state.Control module 30 is used to control air conditioner when system pressure is in equilibrium state with preset most high frequency
Rate operation, until air conditioner start completion.
According to one embodiment of present invention, control module 30 is also used to when system pressure is not in equilibrium state, control
Air conditioner processed is continued to run with the first predeterminated frequency until system pressure is in equilibrium state.
Specifically, when (including powerful refrigeration) or dehumidification mode start air conditioner in a chiller mode, if the first judgement
Module 10 judges that indoor unit is started with low wind high frequency, then when the running frequency of air conditioner reaches shelves frequency (i.e. first second from the bottom
Predeterminated frequency) and maintain the first preset time (preferably, longer with corresponding time when middle wind file or the starting of high wind file than air conditioner
When 20s), the second judgment module 20 judges whether system pressure is in equilibrium state.If system pressure is in equilibrium state, control
Molding block 30 is then controlled air conditioner and is run with preset highest frequency, until air conditioner start completion；If system pressure is in
Non-equilibrium state, control module 30 then controls air conditioner and is kept for shelves frequency operation a period of time second from the bottom, until system pressure
Reach equilibrium state, then controls air conditioner and run with highest frequency.
According to one embodiment of present invention, as shown in figure 4, above-mentioned air conditioner further include: the first temperature acquisition module
40, second temperature obtains module 50 and computing module 60, wherein the first temperature acquisition module 40 is for obtaining indoor return air temperature
With indoor evaporator temperature；Second temperature obtains module 50 for obtaining outdoor condenser coil temperature and outdoor environment temperature；
It is exhausted for the indoor temperature difference that computing module 60 is used to calculate the absolute value of the difference between indoor return air temperature and indoor evaporator temperature
To value, and the absolute value of the difference between counting chamber external condenser coil temperature and outdoor environment temperature is that the outdoor temperature difference is absolute
Value, wherein the second judgment module 20 judges that indoor temperature difference absolute value whether less than the first preset value, and judges that the outdoor temperature difference is absolute
Whether value is less than the second preset value, and temperature difference absolute value is less than the first preset value indoors and outdoor temperature difference absolute value is less than the
When two preset values, judge that system pressure is in equilibrium state.
Specifically, the first temperature acquisition module 40 and second temperature, which obtain module 50, to be temperature sensor, pass through
Temperature sensor detects indoor return air temperature T1, indoor evaporator temperature T2, outdoor condenser coil temperature T3 and outdoor environment
Temperature T4.Then, computing module 60 calculate indoor temperature difference absolute value=| T1-T2 |, and calculate outdoor temperature difference absolute value=|
T3-T4 |, if the indoor temperature difference absolute value calculated | T1-T2 |≤3 DEG C and outdoor temperature difference absolute value | T3-T4 |≤3 DEG C, second
Judgment module 20 then judges that system pressure is in equilibrium state；Otherwise, the second judgment module 20 judges that system pressure is in injustice
Weighing apparatus state.
According to one embodiment of present invention, control module 30 is also used to transport in control air conditioner with preset highest frequency
After the second preset time of row, air conditioner start completion is judged.
Further, according to one embodiment of present invention, control module 30 is also used in control air conditioner with most high frequency
During rate runs the second preset time, judge whether system pressure reaches preset pressure, and reach default in system pressure
When pressure, air conditioner start completion is directly judged.
That is, control module 30 controls sky when air conditioner runs the second preset time with preset highest frequency
It adjusts device to exit high frequency startup stage, and air conditioner is controlled according to preset conventional inverter control strategy.And in operation
In second preset time, if it is determined that system pressure has reached preset pressure, control module 30 can then directly control air-conditioning
Device exits high frequency startup stage, and controls according to preset conventional inverter control strategy air conditioner.
According to one embodiment of present invention, control module 30 is also used to need when indoor fan with middle wind file or high wind file
When starting, air conditioner is controlled with preset conventional high frequency and starts strategy starting.
Specifically, when the starting of air conditioner high frequency, if having selected middle wind file or high wind file, if control module 30 directly
Start strategy starting according to conventional high frequency；If having selected low wind file, in high frequency start-up course, when the operation frequency of air conditioner
When rate rises to certain value, a period of time can be run with frequency limit, it is more when running frequency reaches the previous shelves frequency of highest frequency
Operation a period of time, and at runtime between when reaching certain value, the second judgment module 20 judges whether system pressure is in balance
State, if system pressure is in equilibrium state, control module 30 ifs, is controlled air conditioner again and is run with highest frequency, so as to
Weigh high frequency starting bring fast-refrigerating effect and the starting excessive influence to user's sense organ of noise, improves the property of air conditioner
Energy.
Air conditioner according to an embodiment of the present invention, air conditioner in a chiller mode or dehumidification mode start when, first judgement
Module judges whether the indoor fan of air conditioner needs to start with low wind file.If indoor fan needs are started with low wind file,
When the running frequency of air conditioner reaches the first predeterminated frequency and maintains the first preset time, the second judgment module judges air conditioner
System pressure whether be in equilibrium state, if system pressure is in equilibrium state, control module if, controls air conditioner with pre-
If highest frequency operation, until air conditioner start completion.The air conditioner can weigh high frequency starting bring fast-refrigerating effect
Fruit and the starting excessive influence to user's sense organ of noise, improve overall performance.
In the description of the present invention, it is to be understood that, term " first ", " second " are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include at least one of the features.In the description of the present invention, " multiple "
It is meant that at least two, such as two, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (10)
1. a kind of starting control method of air conditioner, which comprises the following steps:
The air conditioner in a chiller mode or dehumidification mode start when, judge the indoor fan of the air conditioner whether need with
Low wind file starting；
If the indoor fan needs are started with low wind file, reach the first predeterminated frequency in the running frequency of the air conditioner
And when maintaining the first preset time, judge whether the system pressure of the air conditioner is in equilibrium state；And
If the system pressure is in equilibrium state, controls the air conditioner and run with preset highest frequency, until institute
State air conditioner start completion；
If the system pressure is not in equilibrium state, controls the air conditioner and continued to run with first predeterminated frequency
Until the system pressure is in equilibrium state, then with highest frequency operation, until the air conditioner start completion.
2. the starting control method of air conditioner as described in claim 1, which is characterized in that the judgement air conditioner is
Whether system pressure is in equilibrium state, comprising:
Indoor return air temperature and indoor evaporator temperature are obtained, and obtains outdoor condenser coil temperature and outdoor environment temperature；
It is absolute for the indoor temperature difference to calculate the absolute value of the difference between the indoor return air temperature and the indoor evaporator temperature
Value, and the absolute value for calculating the difference between the outdoor condenser coil temperature and the outdoor environment temperature is the outdoor temperature difference
Absolute value；
Judge that the indoor temperature difference absolute value whether less than the first preset value, and judges whether the outdoor temperature difference absolute value is less than
Second preset value；
If the interior temperature difference absolute value is less than first preset value and the outdoor temperature difference absolute value is less than described second
Preset value then judges that the system pressure is in equilibrium state.
3. the starting control method of air conditioner as described in claim 1, which is characterized in that controlling the air conditioner with described
After preset highest frequency runs the second preset time, the air conditioner start completion is judged.
4. the starting control method of air conditioner as claimed in claim 3, which is characterized in that controlling the air conditioner with described
During highest frequency runs second preset time, further includes:
Judge whether the system pressure reaches preset pressure；
If the system pressure reaches the preset pressure, the air conditioner start completion is directly judged.
5. the starting control method of air conditioner as described in claim 1, which is characterized in that when the indoor fan needs in
When wind file or high wind file start, the air conditioner is controlled with preset conventional high frequency and starts strategy starting.
6. a kind of air conditioner characterized by comprising
First judgment module, for the air conditioner in a chiller mode or dehumidification mode start when, judge the air conditioner chamber
Whether inner blower needs is started with low wind file；
Second judgment module, for needing to start with low wind file in the indoor fan, and the running frequency of the air conditioner
When reaching the first predeterminated frequency and maintaining the first preset time, judge whether the system pressure of the air conditioner is in equilibrium-like
State；
Control module is transported for controlling the air conditioner when the system pressure is in equilibrium state with preset highest frequency
Row, until the air conditioner start completion；
The control module is also used to control the air conditioner when the system pressure is not in equilibrium state with described first
Predeterminated frequency continues to run until the system pressure is in equilibrium state, then is run with the highest frequency, until the sky
Adjust device start completion.
7. air conditioner as claimed in claim 6, which is characterized in that further include:
First temperature acquisition module, for obtaining indoor return air temperature and indoor evaporator temperature；
Second temperature obtains module, for obtaining outdoor condenser coil temperature and outdoor environment temperature；
Computing module, the absolute value for calculating the difference between the indoor return air temperature and the indoor evaporator temperature are
Indoor temperature difference absolute value, and calculate the absolute of difference between the outdoor condenser coil temperature and the outdoor environment temperature
Value is outdoor temperature difference absolute value, wherein
Second judgment module judges that the indoor temperature difference absolute value whether less than the first preset value, and judges the outdoor temp
Poor absolute value is less than first preset value and the room whether less than the second preset value, and in the indoor temperature difference absolute value
When outer temperature difference absolute value is less than second preset value, judge that the system pressure is in equilibrium state.
8. air conditioner as claimed in claim 6, which is characterized in that the control module be also used to control the air conditioner with
After the preset highest frequency runs the second preset time, the air conditioner start completion is judged.
9. air conditioner as claimed in claim 8, which is characterized in that the control module be also used to control the air conditioner with
During the highest frequency runs second preset time, judge whether the system pressure reaches preset pressure, and
When the system pressure reaches the preset pressure, the air conditioner start completion is directly judged.
10. air conditioner as claimed in claim 6, which is characterized in that the control module is also used to need when the indoor fan
When being started with middle wind file or high wind file, the air conditioner is controlled with preset conventional high frequency and starts strategy starting.
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| CN108253603B (en) * | 2017-12-11 | 2020-01-03 | 珠海格力电器股份有限公司 | Air conditioner control method, device and system and air conditioner |
| CN109883019B (en) * | 2019-03-06 | 2021-08-03 | 广东美的暖通设备有限公司 | Air volume control method and device for air conditioning system |
| CN110017588B (en) * | 2019-04-17 | 2021-03-16 | 广东美的制冷设备有限公司 | Operation control method, operation control device, air conditioner and computer readable storage medium |
| CN110173952B (en) * | 2019-05-29 | 2021-04-23 | 合肥美的电冰箱有限公司 | Refrigeration equipment, control method and control device thereof, electronic equipment and storage medium |
| CN111076350B (en) * | 2019-12-30 | 2021-09-21 | 宁波奥克斯电气股份有限公司 | Control method and device for starting compressor and air conditioner |
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| CN102788405B (en) * | 2012-08-03 | 2014-07-23 | 宁波奥克斯电气有限公司 | Start control method of fast refrigerating and fast heating for direct current variable frequency air conditioner |
| CN103292418B (en) * | 2013-05-24 | 2015-11-25 | 广东美的制冷设备有限公司 | A kind of bimodulus of DC frequency converting air-conditioner compressor starts control method and system |
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