CN108800423A - Air conditioner control method and device and air conditioner adopting method - Google Patents
Air conditioner control method and device and air conditioner adopting method Download PDFInfo
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- CN108800423A CN108800423A CN201810517830.XA CN201810517830A CN108800423A CN 108800423 A CN108800423 A CN 108800423A CN 201810517830 A CN201810517830 A CN 201810517830A CN 108800423 A CN108800423 A CN 108800423A
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- 238000000034 method Methods 0.000 title claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 152
- 238000004378 air conditioning Methods 0.000 claims description 40
- 230000001276 controlling effect Effects 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 208000011580 syndromic disease Diseases 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000010792 warming Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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
- F24F11/30—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
- F24F11/62—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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses an air conditioner control method, a control device and an air conditioner adopting the method, wherein the method comprises the following steps: acquiring operation parameters of an indoor unit; wherein the operating parameters include at least one of: temperature parameters, fan capacity; and adjusting the running frequency of the compressor according to the running parameters of the indoor unit. The invention solves the problem that the air conditioner indoor and outdoor units can not be controlled in a linkage manner in the prior art, improves the output capacity of the unit, and simultaneously improves the use experience of a user side.
Description
Technical field
The present invention relates to air-conditioning technical fields, should in particular to a kind of air conditioning control method, control device and use
The air-conditioning of method.
Background technology
With the raising of Living consumption, requirement of the people to living environment is also higher and higher, has currently on the market
Miscellaneous air-conditioning, to meet the needs of people are to environment.Relative to common multi-line system, the multi-joint unit of cold water it is comfortable
Property and the mode that can be combined with domestic heating are favored by more and more users.But it is more to use in the market
The wind disk of common handpiece Water Chilling Units and other producers carries out collocation use, and internal-external machine is unable to coordinated signals, and unit usage experience is poor,
The shortcomings of needing multi-pass operation.
For the problem of air-conditioning internal-external machine is unable to coordinated signals in the related technology, the side of efficiently solving not yet is proposed at present
Case.
Invention content
It is existing at least to solve the present invention provides a kind of air conditioning control method, control device and using the air-conditioning of this method
There is the problem of air-conditioning internal-external machine is unable to coordinated signals in technology.
In order to solve the above technical problems, one side according to the ... of the embodiment of the present invention, provides a kind of air conditioning control method,
Including：Obtain the operating parameter of indoor unit；Wherein, operating parameter includes at least following one：Temperature parameter, fan capacity；Root
The running frequency of compressor is adjusted according to the operating parameter of indoor unit.
Further, before the operating parameter for obtaining indoor unit, further include：Monitoring unit booting operation and disengaging
In the case that penstock is closed, control outdoor unit is run according to default water temperature；Wherein, default water temperature is the main display board of indoor unit
The water temperature to prestore.
Further, before the operating parameter for obtaining indoor unit, further include：Obtain the leaving water temperature of outdoor unit；It calculates
The water temperature temperature difference of coolant-temperature gage and default water temperature adjusts the running frequency of compressor according to the water temperature temperature difference；In compressor according to adjusting
After running frequency operation afterwards, judge whether the current water temperature of outdoor unit meets default water temperature condition；Determining that outdoor unit is full
When foot presets water temperature condition, triggering obtains the operating parameter of indoor unit.
Further, the running frequency of compressor is adjusted according to the water temperature temperature difference, including：Determine the temperature where the water temperature temperature difference
Section；Wherein, different temperature ranges corresponds to different running frequency adjusted values；According to the corresponding running frequency tune of temperature range
Whole value executes following operation to the running frequency of compressor：It increases running frequency adjusted value or maintains current operation frequency.
Further, default water temperature condition is that compressor maintains current operation frequency to reach the first preset time.
Further, when operating parameter is temperature parameter, the operating parameter of the indoor unit of acquisition includes：Indoor unit into
Air temperature and leaving air temp；The running frequency of compressor is adjusted according to the operating parameter of indoor unit, including：According to indoor unit into
Air temperature and leaving air temp calculate the air inlet/outlet temperature difference, and the running frequency of compressor is adjusted according to the air inlet/outlet temperature difference.
Further, indoors the quantity of machine be it is multiple when, according to the inlet air temperature of indoor unit and leaving air temp calculate into
The outlet air temperature difference includes：The inlet air temperature of each indoor unit and the temperature difference of leaving air temp are calculated, and according to the air inlet of each indoor unit
The differential thermal calculation average value of temperature and leaving air temp, as the air inlet/outlet temperature difference.
Further, the running frequency of compressor is adjusted according to the air inlet/outlet temperature difference, including：It is more than first in the air inlet/outlet temperature difference
When threshold value, the frequency for controlling compressor increases, until default maximum running frequency, wherein be preset with the air inlet/outlet temperature difference and compression
The correspondence of the frequency lift-off value of machine；When the air inlet/outlet temperature difference is less than or equal to second threshold, controlling the frequency of compressor reduces,
Until default minimum operating frequency, wherein be preset with the correspondence of the air inlet/outlet temperature difference and the frequency decreasing value of compressor；Into
When the outlet air temperature difference is less than or equal to first threshold and is more than second threshold, control compressor maintains current operation frequency；In compressor
Frequency maintain minimum operating frequency when reaching the second preset time, control compressor is out of service.
Further, when operating parameter is fan capacity, the operating parameter of the indoor unit of acquisition includes：In closing shape
The capacity of the indoor unit of state；The running frequency of compressor is adjusted according to the operating parameter of indoor unit, including：According in closing shape
The capacity of the indoor unit of state determines frequency adjustment value, and the running frequency of compressor is adjusted according to frequency adjustment value.
Further, when the quantity for the indoor unit being closed is multiple, according to the operating parameter tune of indoor unit
The running frequency of compressor is saved, including：Frequency adjustment value is determined according to the capacity for the indoor unit being closed respectively, and is counted
The summation for calculating each frequency adjustment value adjusts the running frequency of compressor according to the summation of frequency adjustment value.
Further, frequency adjustment value is determined according to the capacity for the indoor unit being closed, including：Machine indoors
When capacity is more than third threshold value, frequency adjustment value is third frequency values；When the capacity of machine is less than four threshold values indoors, frequency tune
Section value is the 4th frequency values；When the air inlet/outlet temperature difference is less than or equal to third threshold value and is more than or equal to four threshold values, frequency adjustment value
For the 5th frequency values.
Further, further include：Judge whether the sum of capacity of indoor unit being closed is more than preset capacity threshold
Value, when the sum of capacity of indoor unit being closed is more than preset capacity threshold value, Inlet and outlet water valve is opened in control,
In, Inlet and outlet water valve is ratio adjusting valve or switch valve；Opening for Inlet and outlet water valve is adjusted according to the disengaging water temperature difference of outdoor unit
Degree.
Further, the aperture of Inlet and outlet water valve is adjusted according to the disengaging water temperature difference of outdoor unit, including：It is pre- at interval of third
If the time, the inflow temperature and leaving water temperature of outdoor unit are obtained, calculates disengaging water temperature difference；Inlet and outlet water is determined according to disengaging water temperature difference
The aperture of valve, wherein be preset with the correspondence of disengaging water temperature difference and the aperture of Inlet and outlet water valve.
Another aspect according to the ... of the embodiment of the present invention provides a kind of air conditioning control device, including：Acquisition module is used for
Obtain the operating parameter of indoor unit；Wherein, operating parameter includes at least following one：Temperature parameter, fan capacity；Adjust mould
Block, the running frequency for adjusting compressor according to the operating parameter of indoor unit.
Further, further include：Presetting module, for before the operating parameter for obtaining indoor unit, monitoring unit
In the case that booting operation and Inlet and outlet water valve are closed, control outdoor unit is run according to default water temperature；Wherein, default water temperature is
The water temperature that the main display board of indoor unit prestores；Computing module, the leaving water temperature for obtaining outdoor unit calculate leaving water temperature and pre-
If the water temperature temperature difference of water temperature；Lower water temperature module, the running frequency for adjusting compressor according to the water temperature temperature difference；Judgment module,
After in compressor according to the running frequency operation after adjusting, judge whether the current water temperature of outdoor unit meets default water temperature
Condition；Trigger module, for when determining that outdoor unit meets default water temperature condition, triggering to obtain the operating parameter of indoor unit.
Further, when operating parameter is temperature parameter, the operating parameter of the indoor unit of acquisition includes：Indoor unit into
Air temperature and leaving air temp；Adjustment module includes：Computing unit, for being calculated according to the inlet air temperature and leaving air temp of indoor unit
The air inlet/outlet temperature difference；First adjusts unit, the running frequency for adjusting compressor according to the air inlet/outlet temperature difference.
Further, when operating parameter is fan capacity, the operating parameter of the indoor unit of acquisition includes：In closing shape
The capacity of the indoor unit of state；Adjustment module includes：Determination unit, for being determined according to the capacity for the indoor unit being closed
Frequency adjustment value；Second adjusts unit, the running frequency for adjusting compressor according to frequency adjustment value.
Another aspect according to the ... of the embodiment of the present invention provides a kind of air-conditioning, including the airconditioning control in above-described embodiment
Device.
In the present invention, in order to solve the problems, such as that air-conditioning internal-external machine is unable to coordinated signals, by the operation for obtaining indoor unit
Parameter adjusts the running frequency of compressor according to the operating parameter of indoor unit.Above method effective solution is in the prior art
The problem of air-conditioning internal-external machine is unable to coordinated signals feeds back to outer machine, outer machine is according to interior machine load by machine operating parameter in detection
Variation carries out capacity adjustment, and inside and outside coordinated signals provide suitable cooling and warming demand for room, improve unit fan-out capability,
The usage experience of user side is improved simultaneously.
Description of the drawings
Fig. 1 is a kind of optional flow chart of according to embodiments of the present invention 1 air conditioning control method；
Fig. 2 is the optional flow chart of another kind of according to embodiments of the present invention 1 air conditioning control method；
Fig. 3 is the structural schematic diagram of according to embodiments of the present invention 1 water multi-connected central air conditioner unit；
Fig. 4 is the structural schematic diagram of according to embodiments of the present invention 1 water multi-connected central air conditioner outdoor unit；And
Fig. 5 is a kind of optional structure diagram of according to embodiments of the present invention 2 air conditioning control device.
Specific implementation mode
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent and the consistent all embodiments of the present invention.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects being described in detail in claims, of the invention.
Embodiment 1
A kind of air conditioning control method is provided in the preferred embodiment of the invention 1, which can directly apply
To on various air-conditionings, can also be applied on other devices with air-conditioning partial function, it, can be by sky when specific implementation
It adjusts or other devices installs the mode of software, APP or the corresponding program of write-in to realize.Specifically, Fig. 1 shows the party
A kind of optional flow chart of method, as shown in Figure 1, this method comprises the following steps S102-S104：
S102：Obtain the operating parameter of indoor unit；Wherein, operating parameter includes at least following one：Temperature parameter, wind turbine
Capacity；
In the present invention, reflect that the load variations of interior pusher side, operating parameter are temperature using the operating parameter of indoor unit
Parameter or fan capacity.Above-mentioned operating parameter is detected by the sensor being arranged in interior pusher side.
S104：The running frequency of compressor is adjusted according to the operating parameter of indoor unit.
After the operating parameter for obtaining indoor unit, the output of the external machine of parameter detected by interior machine sensor is adjusted
Section, includes mainly that the running frequency of compressor is adjusted.
In the above-described embodiment, in order to solve the problems, such as that air-conditioning internal-external machine is unable to coordinated signals, by obtaining indoor unit
Operating parameter, according to the operating parameter of indoor unit adjust compressor running frequency.Above method effective solution is existing
The problem of air-conditioning internal-external machine is unable to coordinated signals in technology feeds back to outer machine, outer machine is in by machine operating parameter in detection
Machine load variations carry out capacity adjustment, and inside and outside coordinated signals provide suitable cooling and warming demand for room, it is defeated to improve unit
Output capacity, while improving the usage experience of user side.
Further include operating as follows before the operating parameter for obtaining indoor unit in one preferred embodiment of the invention：
In the case where monitoring that unit booting operation and Inlet and outlet water valve are closed, control outdoor unit is run according to default water temperature,
In, default water temperature is the water temperature that the main display board of indoor unit prestores.That is, after unit booting, unit is first according to room
The water temperature operation that the main display board of interior machine prestores, as early as possible to the required workload demand of indoor offer, meets the needs of users.
Preferably, after the water temperature operation preset time to be prestored according to the main display board of indoor unit, according to outdoor unit
The water temperature temperature difference adjusts the running frequency of compressor, including：Determine the temperature range where the water temperature temperature difference；Wherein, different temperature
Section corresponds to different running frequency adjusted values；According to the corresponding running frequency adjusted value of temperature range, the operation to compressor
Frequency executes following operation：It increases running frequency adjusted value or maintains current operation frequency.Different temperature ranges corresponds to not
Same running frequency adjusted value can be accomplished in the following manner：When the water temperature temperature difference is more than or equal to first temperature difference, such as 5 DEG C, control
The frequency of compressor processed increases the first numerical value, such as 3Hz；When the water temperature temperature difference is less than second temperature difference, such as 1 DEG C, control compression
Machine maintains current operation frequency；When the water temperature temperature difference is less than first temperature difference and is more than or equal to second temperature difference, i.e., 1-5 DEG C, control pressure
The frequency of contracting machine increases, wherein is preset with the correspondence of the frequency lift-off value of the water temperature temperature difference and compressor.Optionally, it compresses
The lift-off value of unit frequency is directly proportional to the water temperature temperature difference, and the temperature difference is bigger, and the lift-off value of compressor frequency is bigger.
After compressor is according to the running frequency operation after adjusting, it is default to judge whether the current water temperature of outdoor unit meets
Water temperature condition, default water temperature condition are that compressor maintains current operation frequency to reach the first preset time.Determining that outdoor unit is full
When foot presets water temperature condition, triggering obtains the operating parameter of indoor unit, and compressor is adjusted into according to the operating parameter of indoor unit
The control stage of running frequency.
In presently preferred embodiment, compressor operating frequency is being adjusted according to the operating parameter of indoor unit
In the control stage of rate, when operating parameter is temperature parameter, the operating parameter of the indoor unit of acquisition includes：The air inlet of indoor unit
Temperature and leaving air temp；The running frequency of compressor is adjusted according to the operating parameter of indoor unit, including：According to the air inlet of indoor unit
Temperature and leaving air temp calculate the air inlet/outlet temperature difference, and the running frequency of compressor is adjusted according to the air inlet/outlet temperature difference.Wherein, machine indoors
Quantity when being multiple, calculate the inlet air temperature of each indoor unit and the temperature difference of leaving air temp, and according to each indoor unit into
The differential thermal calculation average value of air temperature and leaving air temp, as the air inlet/outlet temperature difference.The air inlet/outlet temperature difference can reflect indoor load
Size, when the temperature control capacity of unit disclosure satisfy that indoor load, the air inlet/outlet temperature difference of indoor unit maintains a stable model
It encloses, the running frequency of compressor need not be adjusted at this time.When the air inlet/outlet temperature difference of machine exceeds above range indoors, illustrate unit
Temperature control capacity be not consistent with indoor load：When the air inlet/outlet temperature difference is larger, illustrate that indoor load is larger, needs to enhance compressor
Temperature control capacity, therefore control compressor frequency increase, to meet indoor load demand；When the air inlet/outlet temperature difference is smaller, say
Bright indoor load is smaller, can reduce the temperature control capacity of compressor, therefore the frequency for controlling compressor reduces, and meets indoor load
It can be with energy consumption while demand.
In the above-described embodiment, the running frequency of compressor, including following situation are adjusted according to the air inlet/outlet temperature difference：Into
When the outlet air temperature difference is more than first threshold, such as 14 DEG C, the frequency for controlling compressor increases, until default maximum running frequency,
In, it is preset with the correspondence of the frequency lift-off value of the air inlet/outlet temperature difference and compressor；It is less than or equal to the second threshold in the air inlet/outlet temperature difference
When value, such as 11 DEG C, controlling the frequency of compressor reduces, until default minimum operating frequency, wherein be preset with the air inlet/outlet temperature difference
With the correspondence of the frequency decreasing value of compressor；When the air inlet/outlet temperature difference is less than or equal to first threshold and is more than second threshold,
It is, for example, less than equal to 14 DEG C and to be more than 11 DEG C, control compressor maintenance current operation frequency；Remain minimum in the frequency of compressor
When running frequency reaches the second preset time, control compressor is out of service, further decreases energy consumption.
In another preferred embodiment of the invention, compressor operating frequency is being adjusted according to the operating parameter of indoor unit
In the control stage of rate, when operating parameter is fan capacity, the operating parameter of the indoor unit of acquisition includes：It is closed
Indoor unit capacity；The running frequency of compressor is adjusted according to the operating parameter of indoor unit, including：According to being closed
The capacity of indoor unit determine frequency adjustment value, and the running frequency of compressor is adjusted according to frequency adjustment value.Wherein, in
When the quantity of the indoor unit of closed state is multiple, the running frequency of compressor is adjusted according to the operating parameter of indoor unit, including：
Frequency adjustment value is determined according to the capacity for the indoor unit being closed respectively, and calculates the summation of each frequency adjustment value,
The running frequency of compressor is adjusted according to the summation of frequency adjustment value.In the above-described embodiment, when detecting indoor wind Pan Guan
It closes after order sends out, outer machine testing executes the capacity and quantity of shutdown wind disk, and starts frequency reducing according to setting value, rationally utilizes water
The cold or heat stored in system reduces interior function consumption.
Preferably, frequency adjustment value is determined according to the capacity for the indoor unit being closed, including；The appearance of machine indoors
When amount is more than third threshold value, such as 3, frequency adjustment value is third frequency values, such as 3Hz；The capacity of machine is less than the indoors
When four threshold values, such as 1, frequency adjustment value is the 4th frequency values, such as 1Hz；It is less than or equal to third threshold value in the air inlet/outlet temperature difference
It is, for example, less than equal to 3 and more than or equal to 1 and when more than or equal to four threshold values, frequency adjustment value is the 5th frequency values, such as
2Hz。
In another preferred embodiment of the invention, compressor operating frequency is adjusted according to the fan capacity of indoor unit
Later, further include：Judge whether the sum of capacity of indoor unit being closed is more than preset capacity threshold value, in closing
When the sum of capacity of indoor unit of state is more than preset capacity threshold value, Inlet and outlet water valve is opened in control, wherein Inlet and outlet water valve is
Ratio adjusting valve or switch valve；The aperture of Inlet and outlet water valve is adjusted according to the disengaging water temperature difference of outdoor unit, including：At interval of
Third preset time obtains the inflow temperature and leaving water temperature of outdoor unit, calculates disengaging water temperature difference, is determined according to disengaging water temperature difference
The aperture of Inlet and outlet water valve, wherein be preset with the correspondence of disengaging water temperature difference and the aperture of Inlet and outlet water valve, wherein disengaging
Inversely, disengaging water temperature difference is bigger, and the aperture of Inlet and outlet water valve is smaller, Inlet and outlet water for water temperature difference and the aperture of Inlet and outlet water valve
The temperature difference is smaller, and the aperture of Inlet and outlet water valve is bigger.
Another air conditioning control method is additionally provided in the preferred embodiment of the invention 1, as shown in Fig. 2, this method packet
Include following steps S202-S216：
S202：Unit is switched on；
For the water system unit being made of interior machine and outer machine, complete machine can only be sensed when judging indoor load by interior machine
Device judges the load variations of user side, so change is adjusted to complete machine capability output in the parameter detected by interior machine sensor
Change.
Fig. 3 shows the structural schematic diagram of water multi-connected central air conditioner unit, as shown in figure 3, unit includes：Outdoor unit 1, interior
Machine 2 and Inlet and outlet water valve 3, wherein the quantity of indoor unit is multiple.The structure of outdoor unit is as shown in figure 4, include：Compressor, vapour
Separating device, four-way valve, fan assembly, electric expansion valve, case tube heat exchanger, water inlet pipe and outlet pipe.Interior machine sensor parameters packet
It includes：1. circumstance temperature T in RoomInterior circumstance temperature；2. wind disk inflow temperature T in RoomWind disk is intake；3. wind disk leaving water temperature T in RoomWind disk is discharged；4. outlet air in Room
Temperature TOutlet air；Outer machine sensor parameters：1. environment temperature TOuter circumstance temperature；2. the outer practical inflow temperature T of machineReturn water；3. outer machine it is practical go out water temperature
Spend TWater outlet；4. setting leaving water temperature TIf。
The indoor unit of the multi-joint unit of water is respectively N1、N2、……N6, wherein giving tacit consent to N1For main display board, unit booting operation
Afterwards, ratio adjusting valve is closed, the water temperature T that outer machine is set according to interior owner's display board at this timeIfOperation, as early as possible to needed for indoor offer
The workload demand wanted.
S204：Judge water temperature；
Outer machine Inlet and outlet water temperature deviation △ T=T are detected per 5s (the first preset time)Water outlet-TIf[refrigeration] (△ T=TIf-TWater outlet
[heating]).
S206：Water temperature controls the running frequency of compressor；
Compressor is adjusted compressor according to the water temperature deviation detected；
1) Δ T >=5 DEG C, then compressor frequency increase α Hz；
2)5>Δ T >=3 DEG C, then compressor frequency increase β Hz；
3)3>Δ T >=1 DEG C, then compressor frequency increase γ Hz；
4)1>T >=-2 DEG C of Δ, then compressor maintain current operation frequency.
S208：Judge whether to meet water temperature condition；
Water temperature condition is that compressor maintains current operation frequency to reach T minutes.
S210：When determination meets water temperature condition, controlled into the inlet air disk air inlet/outlet temperature difference；
After compressor maintains current operation frequency to reach T minutes, it is transferred to the interior machine air inlet/outlet temperature difference control stage.
S212：Adjust compressor operating frequency；
The disengaging air temperature of each indoor wind disk is detected per 20s (the second preset time), then the indoor wind disk air inlet/outlet temperature difference
It is as follows：
T1=| TIndoor circumstance temperature 1-TOutlet air 1|；
T2=| TIndoor circumstance temperature 2-TOutlet air 2|；
T3=| TIndoor circumstance temperature 3-TOutlet air 3|；
……
Then the average room temperature differential of entire end is：TIndoor mean temperature difference=(T1+T2+T3+T4+T5+T6)/6；
The size of the load in the air inlet/outlet temperature difference reaction room of indoor wind disk sets demand when indoor temperature meets user
When, wind disk unit is in standby, and the wind disk air inlet/outlet temperature difference is 0 DEG C at this time, the disengaging wind-warm syndrome detected according to other wind disks
Difference adjusts compressor operating frequency to meet indoor offer demand.
Continue 20s and detect current indoor room temperature differential, and compressor operating frequency is adjusted according to the temperature difference, in refrigeration mode
Under, it is as follows that compressor frequency adjusts situation：
TMean temperature differenceWhen 20 DEG C of >, compressor raising frequency a Hz；
20≥TMean temperature difference17 DEG C of >, compressor raising frequency b Hz；
17≥TMean temperature difference14 DEG C of >, compressor raising frequency c Hz；
14≥TMean temperature difference11 DEG C of >, compressor maintain current state constant；
11≥TMean temperature difference8 DEG C of >, compressor frequency reducing c Hz；
8≥TMean temperature difference5 DEG C of >, compressor frequency reducing b Hz；
5≤TMean temperature difference, compressor frequency reducing a Hz；
When outer machine judges indoor load according to the indoor air inlet/outlet temperature difference, lifting frequency until the highest of mainboard CPU setting and
Minimum operating frequency, when minimizing frequency, compressor shutdown after persistently detecting m minutes.
In a heating mode, it is as follows to adjust situation for compressor frequency：
TMean temperature differenceWhen 23 DEG C of >, compressor raising frequency a Hz；
23≥TMean temperature difference20 DEG C of >, compressor raising frequency b Hz；
20≥TMean temperature difference17 DEG C of >, compressor raising frequency c Hz；
17≥TMean temperature difference14 DEG C of >, compressor maintain current state constant；
14≥TMean temperature difference11 DEG C of >, compressor frequency reducing c Hz；
11≥TMean temperature difference8 DEG C of >, compressor frequency reducing b Hz；
8≤TMean temperature difference, compressor frequency reducing a Hz；
During compressor lifts frequency, as long as meeting above-mentioned condition, compressor continuously carries out, until compressor frequency reaches
To highest or minimum, when near low-limit frequency, compressor shutdown after persistently detecting m minutes.
S214：Wind disk closing control；
After detecting that indoor wind disk shutdown command is sent out, outer machine testing executes the capacity and quantity of shutdown wind disk, and root
Start frequency reducing according to setting value, rationally using the cold or heat stored in water system, reduces interior function consumption.Unit reduces frequency and presses
It is following to carry out：
S216：Proportional valve control.
When detecting that indoor booting capacity is less than the 30% of unit nominal capacity, unit ratio by-passing valve is opened, at this time
Ratio valve opening judges that the disengaging water temperature of detection unit, passes in and out water temperature difference such as at this time per 20s according to the disengaging water temperature of outer machine
Under：
T=TReturn water-TWater outlet
When detecting 5 DEG C of 4 DEG C≤t <, ratio valve opening is 25%；
When detecting 4 DEG C of 3 DEG C≤t <, ratio valve opening is 50%；
When detecting 3 DEG C of 2 DEG C≤t <, ratio valve opening is 75%；
When detecting 2 DEG C of 1 DEG C≤t <, ratio valve opening is 90%.
In the above-described embodiment, in order to solve the problems, such as that air-conditioning internal-external machine is unable to coordinated signals, by obtaining indoor unit
Operating parameter, according to the operating parameter of indoor unit adjust compressor running frequency.Above method effective solution is existing
The problem of air-conditioning internal-external machine is unable to coordinated signals in technology feeds back to outer machine, outer machine is in by machine operating parameter in detection
Machine load variations carry out capacity adjustment, and inside and outside coordinated signals provide suitable cooling and warming demand for room, it is defeated to improve unit
Output capacity, while improving the usage experience of user side.
Embodiment 2
Based on the air conditioning control method provided in above-described embodiment 1, one is additionally provided in the preferred embodiment of the invention 2
Kind air conditioning control device, specifically, Fig. 5 shows a kind of optional structure diagram of the device, as shown in figure 5, the device includes：
Acquisition module 502, the operating parameter for obtaining indoor unit；Wherein, operating parameter includes at least following one：Temperature
Spend parameter, fan capacity；
Adjustment module 504 is connect with acquisition module 502, the fortune for adjusting compressor according to the operating parameter of indoor unit
Line frequency.
In the above-described embodiment, in order to solve the problems, such as that air-conditioning internal-external machine is unable to coordinated signals, by obtaining indoor unit
Operating parameter, according to the operating parameter of indoor unit adjust compressor running frequency.Above method effective solution is existing
The problem of air-conditioning internal-external machine is unable to coordinated signals in technology feeds back to outer machine, outer machine is in by machine operating parameter in detection
Machine load variations carry out capacity adjustment, and inside and outside coordinated signals provide suitable cooling and warming demand for room, it is defeated to improve unit
Output capacity, while improving the usage experience of user side.
In one preferred embodiment of valve, above-mentioned apparatus further includes：Presetting module, for obtaining indoor unit
Before operating parameter, in the case where monitoring that unit booting operation and Inlet and outlet water valve are closed, control outdoor unit is according to pre-
If water temperature is run；Wherein, default water temperature is the water temperature that prestores of main display board of indoor unit；Computing module, for obtaining outdoor unit
Leaving water temperature, calculate leaving water temperature and default water temperature the water temperature temperature difference；Lower water temperature module, for being adjusted according to the water temperature temperature difference
The running frequency of compressor；Judgment module judges outdoor unit after in compressor according to the running frequency operation after adjusting
Current water temperature whether meet default water temperature condition；Trigger module, for when determining that outdoor unit meets default water temperature condition, touching
Hair obtains the operating parameter of indoor unit.
Preferably, when operating parameter is temperature parameter, the operating parameter of the indoor unit of acquisition includes：The air inlet of indoor unit
Temperature and leaving air temp；Adjustment module includes：Computing unit, for according to the inlet air temperature and leaving air temp of indoor unit calculate into
The outlet air temperature difference；First adjusts unit, the running frequency for adjusting compressor according to the air inlet/outlet temperature difference.
Preferably, when operating parameter is fan capacity, the operating parameter of the indoor unit of acquisition includes：It is closed
Indoor unit capacity；Adjustment module includes：Determination unit, for determining frequency according to the capacity for the indoor unit being closed
Rate regulated value；Second adjusts unit, the running frequency for adjusting compressor according to frequency adjustment value.
About the device in above-described embodiment, wherein each unit, module executes the concrete mode of operation related
It is described in detail in the embodiment of this method, explanation will be not set forth in detail herein.
Embodiment 3
Based on the air conditioning control device provided in above-described embodiment 2, one is additionally provided in the preferred embodiment of the invention 3
Kind air-conditioning, which includes the air conditioning control device in embodiment 2.
In the above-described embodiment, in order to solve the problems, such as that air-conditioning internal-external machine is unable to coordinated signals, by obtaining indoor unit
Operating parameter, according to the operating parameter of indoor unit adjust compressor running frequency.Above method effective solution is existing
The problem of air-conditioning internal-external machine is unable to coordinated signals in technology feeds back to outer machine, outer machine is in by machine operating parameter in detection
Machine load variations carry out capacity adjustment, and inside and outside coordinated signals provide suitable cooling and warming demand for room, it is defeated to improve unit
Output capacity, while improving the usage experience of user side.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to its of the present invention
Its embodiment.This application is intended to cover the present invention any variations, uses, or adaptations, these modifications, purposes or
Person's adaptive change follows the general principle of the present invention and includes the common knowledge in the art that the present invention does not invent
Or conventional techniques.The description and examples are only to be considered as illustrative, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be understood that the invention is not limited in the precision architectures for being described above and being shown in the accompanying drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is limited only by the attached claims.
Claims (18)
1. a kind of air conditioning control method, which is characterized in that including：
Obtain the operating parameter of indoor unit；Wherein, the operating parameter includes at least following one：Temperature parameter, fan capacity；
The running frequency of compressor is adjusted according to the operating parameter of the indoor unit.
2. according to the method described in claim 1, it is characterized in that, before the operating parameter for obtaining indoor unit, further include：
In the case where monitoring that unit booting operation and Inlet and outlet water valve are closed, the outdoor unit is controlled according to default water temperature
Operation；Wherein, the default water temperature is the water temperature that prestores of main display board of the indoor unit.
3. according to the method described in claim 2, it is characterized in that, before the operating parameter for obtaining indoor unit, further include：
Obtain the leaving water temperature of the outdoor unit；
The water temperature temperature difference for calculating the leaving water temperature and the default water temperature adjusts the compressor according to the water temperature temperature difference
Running frequency；
The compressor according to after the adjusting running frequency operation after, judge the outdoor unit current water temperature whether
Meet and presets water temperature condition；
When determining that the outdoor unit meets default water temperature condition, triggering obtains the operating parameter of indoor unit.
4. according to the method described in claim 3, it is characterized in that, adjusting the operation of the compressor according to the water temperature temperature difference
Frequency, including：
Determine the temperature range where the water temperature temperature difference；Wherein, different temperature ranges corresponds to different running frequency adjustment
Value；
According to the corresponding running frequency adjusted value of the temperature range, following operation is executed to the running frequency of the compressor：
It increases the running frequency adjusted value or maintains current operation frequency.
5. according to the method described in claim 3, it is characterized in that, the default water temperature condition, which is the compressor, remains current
Running frequency reaches the first preset time.
6. according to the method described in claim 1, it is characterized in that,
When the operating parameter is temperature parameter, the operating parameter of the indoor unit of acquisition includes：The indoor unit into
Air temperature and leaving air temp；
The running frequency of compressor is adjusted according to the operating parameter of the indoor unit, including：According to the indoor unit into wind-warm syndrome
Degree and leaving air temp calculate the air inlet/outlet temperature difference, and the running frequency of compressor is adjusted according to the air inlet/outlet temperature difference.
7. according to the method described in claim 6, it is characterized in that, the indoor unit quantity be it is multiple when, according to described
The inlet air temperature and leaving air temp of indoor unit calculate the air inlet/outlet temperature difference：
Calculate the inlet air temperature of each indoor unit and the temperature difference of leaving air temp, and according to the inlet air temperature of each indoor unit and
The differential thermal calculation average value of leaving air temp, as the air inlet/outlet temperature difference.
8. the method according to the description of claim 7 is characterized in that adjusting the operation frequency of compressor according to the air inlet/outlet temperature difference
Rate, including：
When the air inlet/outlet temperature difference is more than first threshold, the frequency for controlling the compressor increases, until default highest is run
Frequency, wherein be preset with the correspondence of the air inlet/outlet temperature difference and the frequency lift-off value of the compressor；
When the air inlet/outlet temperature difference is less than or equal to second threshold, controlling the frequency of the compressor reduces, until default minimum
Running frequency, wherein be preset with the correspondence of the air inlet/outlet temperature difference and the frequency decreasing value of the compressor；
When the air inlet/outlet temperature difference is less than or equal to first threshold and is more than second threshold, controls the compressor and maintain current fortune
Line frequency；
When the frequency of the compressor maintains minimum operating frequency to reach the second preset time, controls the compressor and stop fortune
Row.
9. according to the method described in claim 1, it is characterized in that,
When the operating parameter is fan capacity, the operating parameter of the indoor unit of the acquisition includes：In closing shape
The capacity of the indoor unit of state；
The running frequency of compressor is adjusted according to the operating parameter of the indoor unit, including：It is closed according to described
The capacity of indoor unit determines frequency adjustment value, and the running frequency of the compressor is adjusted according to the frequency adjustment value.
10. according to the method described in claim 9, it is characterized in that, the quantity in the indoor unit being closed is
When multiple, the running frequency that compressor is adjusted according to the operating parameter of the indoor unit, including：It is according to respectively
The capacity of the indoor unit of closed state determines frequency adjustment value, and calculates the summation of each frequency adjustment value, according to the frequency
The summation of regulated value adjusts the running frequency of the compressor.
11. according to the method described in claim 10, it is characterized in that, the indoor unit that is closed described in the basis
Capacity determines frequency adjustment value, including：
When the capacity of the indoor unit is more than third threshold value, the frequency adjustment value is third frequency values；
When the capacity of the indoor unit is less than four threshold values, the frequency adjustment value is the 4th frequency values；
When the air inlet/outlet temperature difference is less than or equal to third threshold value and is more than or equal to four threshold values, the frequency adjustment value is the 5th
Frequency values.
12. according to the method for claim 11, which is characterized in that further include：
Whether the sum of capacity of indoor unit being closed described in judgement is more than preset capacity threshold value, described in closing
When the sum of capacity of indoor unit of state is more than preset capacity threshold value, Inlet and outlet water valve is opened in control, wherein the inlet/outlet valve
Door is ratio adjusting valve or switch valve；
The aperture of the Inlet and outlet water valve is adjusted according to the disengaging water temperature difference of the outdoor unit.
13. according to the method for claim 12, which is characterized in that described to be adjusted according to the disengaging water temperature difference of the outdoor unit
The aperture of the Inlet and outlet water valve, including：
At interval of third preset time, the inflow temperature and leaving water temperature of the outdoor unit are obtained, calculates disengaging water temperature difference；
The aperture of the Inlet and outlet water valve is determined according to the disengaging water temperature difference, wherein be preset with the disengaging water temperature difference and institute
State the correspondence of the aperture of Inlet and outlet water valve.
14. a kind of air conditioning control device, which is characterized in that including：
Acquisition module, the operating parameter for obtaining indoor unit；Wherein, the operating parameter includes at least following one：Temperature
Parameter, fan capacity；
Adjustment module, the running frequency for adjusting compressor according to the operating parameter of the indoor unit.
15. device according to claim 14, which is characterized in that further include：
Presetting module, for before the operating parameter for obtaining indoor unit, monitoring unit booting operation and disengaging
In the case that penstock is closed, controls the outdoor unit and run according to default water temperature；Wherein, the default water temperature is the interior
The water temperature that the main display board of machine prestores；
Computing module, the leaving water temperature for obtaining the outdoor unit calculate the water of the leaving water temperature and the default water temperature
The temperature difference；
Lower water temperature module, the running frequency for adjusting the compressor according to the water temperature temperature difference；
Judgment module judges the outdoor unit after in the compressor according to the running frequency operation after the adjusting
Current water temperature whether meet default water temperature condition；
Trigger module, for when determining that the outdoor unit meets default water temperature condition, triggering to obtain the operating parameter of indoor unit.
16. device according to claim 14, which is characterized in that when the operating parameter is temperature parameter, acquisition
The operating parameter of the indoor unit includes：The inlet air temperature and leaving air temp of the indoor unit；
The adjustment module includes：Computing unit is passed in and out for being calculated according to the inlet air temperature and leaving air temp of the indoor unit
Wind-warm syndrome is poor；First adjusts unit, the running frequency for adjusting compressor according to the air inlet/outlet temperature difference.
17. device according to claim 14, which is characterized in that described to obtain when the operating parameter is fan capacity
The operating parameter of the indoor unit taken includes：The capacity for the indoor unit being closed；
The adjustment module includes：The capacity of determination unit, the indoor unit for being closed according to determines frequency
Regulated value；Second adjusts unit, the running frequency for adjusting the compressor according to the frequency adjustment value.
18. a kind of air-conditioning, which is characterized in that including the air conditioning control device described in any one of claim 14 to 17.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810517830.XA CN108800423A (en) | 2018-05-25 | 2018-05-25 | Air conditioner control method and device and air conditioner adopting method |
| PCT/CN2018/122911 WO2019223301A1 (en) | 2018-05-25 | 2018-12-22 | Air conditioner control method and control device and air conditioner using the method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810517830.XA CN108800423A (en) | 2018-05-25 | 2018-05-25 | Air conditioner control method and device and air conditioner adopting method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108800423A true CN108800423A (en) | 2018-11-13 |
Family
ID=64089121
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810517830.XA Pending CN108800423A (en) | 2018-05-25 | 2018-05-25 | Air conditioner control method and device and air conditioner adopting method |
Country Status (2)
| Country | Link |
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| CN (1) | CN108800423A (en) |
| WO (1) | WO2019223301A1 (en) |
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| WO2019223301A1 (en) * | 2018-05-25 | 2019-11-28 | 珠海格力电器股份有限公司 | Air conditioner control method and control device and air conditioner using the method |
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| WO2019223301A1 (en) | 2019-11-28 |
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Application publication date: 20181113 |