CN105387578B - Air-conditioning system and its control method and device - Google Patents
Air-conditioning system and its control method and device Download PDFInfo
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- CN105387578B CN105387578B CN201511009934.2A CN201511009934A CN105387578B CN 105387578 B CN105387578 B CN 105387578B CN 201511009934 A CN201511009934 A CN 201511009934A CN 105387578 B CN105387578 B CN 105387578B
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- conditioning system
- energy consumption
- water
- conditioner
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—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
-
- 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
- F24F11/46—Improving electric energy efficiency or saving
-
- 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
-
- 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
Abstract
The invention discloses a kind of air-conditioning system and its control method and devices.The air-conditioning system includes multiple air-conditioner hosts, and the control method of the air-conditioning system includes：Energy consumption power needed for calculations of air conditioner system；Energy consumption power needed for air-conditioning system determines the quantity for needing air-conditioner host to be started；Multiple air-conditioner hosts of control quantification are opened simultaneously.Through the invention, it is time-consuming long to solve the problems, such as that air-conditioning system reaches required Temperature and Humidity Control requirement.
Description
Technical field
The present invention relates to field of air conditioning, in particular to a kind of air-conditioning system and its control method and device.
Background technology
In traditional air-conditioning system, the Air-condition system control host with multiple host is opened by platform, when a upper host
It opens and is loaded onto close to full-loading condition, be then turned on next host.This control mode, although can ensure air-conditioning system not
The case where will appear cold more than needed, energy waste, but because increasing by platform for whole system cold, leads to air-conditioned room
Epidemic disaster decrease speed is slow, can not reach required Temperature and Humidity Control requirement, indoor thermal comfort in the shortest time
Difference.
Reach required Temperature and Humidity Control for air-conditioning system in the related technology to require to take long problem, mesh
It is preceding not yet to propose effective solution scheme.
Invention content
The main purpose of the present invention is to provide a kind of air-conditioning system and its control method and devices, to solve air-conditioning system
Reach required Temperature and Humidity Control to require to take long problem.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of control method of air-conditioning system, empty
Adjusting system includes multiple air-conditioner hosts, and this method includes：Energy consumption power needed for calculations of air conditioner system；Needed for air-conditioning system
Energy consumption power determine the quantity for needing air-conditioner host to be started；And multiple air-conditioner hosts of control quantification are opened simultaneously
It opens.
Further, the energy consumption power needed for calculations of air conditioner system includes：Determine the operating mode of air-conditioning system；Obtain phase
Answer the default energy consumption model of air-conditioning system under operating mode；According to the energy wasted work needed for default energy consumption model calculations of air conditioner system
Rate.
Further, the energy consumption power needed for calculations of air conditioner system includes：Refrigerating capacity needed for calculations of air conditioner system, according to
Energy consumption power needed for air-conditioning system determines that the quantity for needing air-conditioner host to be started includes：Refrigeration needed for air-conditioning system
Amount determines the quantity for needing air-conditioner host to be started.
Further, the refrigerating capacity needed for calculations of air conditioner system includes：Obtain air-conditioning system in cooling mode default
Energy consumption model；Detect the chilled-water flow of air-conditioning system；Detect the water capacity of the operating system of air-conditioning system；Detect air-conditioning system
Chilled water return water rate of temperature fall；Detect the average value of the online host disengaging water temperature difference of air-conditioning system；And according to default energy consumption
The chilled water return water rate of temperature fall of model, the chilled-water flow of air-conditioning system, the water capacity of operating system of air-conditioning system, air-conditioning
The refrigerating capacity needed for the mean value calculation air-conditioning system of water temperature difference is passed in and out with the online host of air-conditioning system.
Further, after multiple air-conditioner hosts of control quantification are opened simultaneously, method further includes：It detects again
The chilled water return water rate of temperature fall of the chilled-water flow of air-conditioning system, the water capacity of the operating system of air-conditioning system, air-conditioning system
The average value of water temperature difference is passed in and out with the online host of air-conditioning system；According to the chilled-water flow of the air-conditioning system detected again, sky
The water capacity of the operating system of adjusting system, the chilled water return water rate of temperature fall of air-conditioning system and the online host Inlet and outlet water of air-conditioning system
Energy consumption power under the mean value calculation refrigeration mode of the temperature difference needed for air-conditioning system, obtains the adjusted value of energy consumption power；According to energy
The adjusted value of wasted work rate determines the operation quantity for the air-conditioner host for needing to increase or decrease；It is increased or decreased according to determining needs
The operation quantity of air-conditioner host the operation quantity of the air-conditioner host of startup is adjusted.
To achieve the goals above, according to another aspect of the present invention, a kind of control device of air-conditioning system is provided, it is empty
Adjusting system includes multiple air-conditioner hosts, which includes：First computing unit, for the energy wasted work needed for calculations of air conditioner system
Rate；First determination unit determines the quantity for needing air-conditioner host to be started for the energy consumption power needed for air-conditioning system；With
And control unit, it multiple air-conditioner hosts for controlling quantification while opening.
Further, the first computing unit includes：Determining module, the operating mode for determining air-conditioning system；Obtain mould
Block, the default energy consumption model for obtaining air-conditioning system under relevant work pattern；First computing module, for according to default energy consumption
Energy consumption power needed for model calculations of air conditioner system.
Further, the first computing unit includes the second computing module, is used for the refrigerating capacity needed for calculations of air conditioner system, the
One determination unit determines the quantity for needing air-conditioner host to be started for the refrigerating capacity needed for air-conditioning system.
Further, the second computing module includes：Acquisition submodule, for obtaining air-conditioning system in cooling mode pre-
If energy consumption model；First detection sub-module, the chilled-water flow for detecting air-conditioning system；Second detection sub-module, for examining
Survey the water capacity of the operating system of air-conditioning system；Third detection sub-module, the chilled water return water for detecting air-conditioning system cool down
Rate；4th detection sub-module passes in and out the average value of water temperature difference for detecting the online host of air-conditioning system；And calculate submodule
Block, for according to preset energy consumption model, the chilled-water flow of air-conditioning system, air-conditioning system operating system water capacity, air-conditioning
Chilled water return water rate of temperature fall and air-conditioning system online host disengaging water temperature difference mean value calculation air-conditioning system needed for system
Cold.
Further, which further includes：Detection unit, for being opened simultaneously in multiple air-conditioner hosts of control quantification
Open and then the secondary detection chilled-water flow of air-conditioning system, air-conditioning system operating system water capacity, air-conditioning system freezing
The average value of water return water rate of temperature fall and the online host disengaging water temperature difference of air-conditioning system；Second computing unit, for according to again
The chilled water return water of the chilled-water flow of the air-conditioning system detected, the water capacity of the operating system of air-conditioning system, air-conditioning system
Energy consumption under rate of temperature fall and the mean value calculation refrigeration mode of the online host disengaging water temperature difference of air-conditioning system needed for air-conditioning system
Power obtains the adjusted value of energy consumption power；Second determination unit, for according to the adjusted value of energy consumption power determine need increase or
The operation quantity of the air-conditioner host of reduction；Adjustment unit, the fortune of the air-conditioner host for being increased or decreased according to determining needs
Line number amount is adjusted the operation quantity of the air-conditioner host of startup.
To achieve the goals above, according to another aspect of the present invention, a kind of air-conditioning system is provided, the air-conditioning system packet
Include the control device of air-conditioning system provided by the invention.
The present invention passes through the energy consumption power needed for calculations of air conditioner system；Energy consumption power needed for air-conditioning system determines need
The quantity of air-conditioner host to be started；Multiple air-conditioner hosts of control quantification are opened simultaneously, are solved air-conditioning system and are reached
Required Temperature and Humidity Control requires to take long problem, and then has reached shortening air-conditioning system and reached setting humiture
The effect of time.
Description of the drawings
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the flow chart of the control method of air-conditioning system according to a first embodiment of the present invention；
Fig. 2 is the flow chart of the control method of air-conditioning system according to a second embodiment of the present invention；And
Fig. 3 is the schematic diagram of the control device of air-conditioning system according to the ... of the embodiment of the present invention.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, technical solutions in the embodiments of the present application are clearly and completely described, it is clear that described embodiment is only
The embodiment of the application part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
The every other embodiment that member is obtained without making creative work should all belong to the model of the application protection
It encloses.
It should be noted that term " first " in the description and claims of this application and above-mentioned attached drawing, "
Two " etc. be for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that using in this way
Data can be interchanged in the appropriate case, so as to embodiments herein described herein.In addition, term " comprising " and " tool
Have " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing series of steps or unit
Process, method, system, product or equipment those of are not necessarily limited to clearly to list step or unit, but may include without clear
It is listing to Chu or for these processes, method, product or equipment intrinsic other steps or unit.
An embodiment of the present invention provides a kind of control methods of air-conditioning system.
Fig. 1 is the flow chart of the control method of air-conditioning system according to a first embodiment of the present invention, as shown in Figure 1, the party
Method includes the following steps：
Step S102：Energy consumption power needed for calculations of air conditioner system.
Air-conditioning system includes multiple air-conditioner hosts, and the energy consumption power needed for calculations of air conditioner system includes：Determine air-conditioning system
Operating mode；Obtain the default energy consumption model of air-conditioning system under relevant work pattern；Air-conditioning is calculated according to default energy consumption model
Energy consumption power needed for system.
The common function of air-conditioning includes the operating modes such as refrigeration, heating, dehumidifying and ventilation, the air-conditioning system of multiple air-conditioner hosts
System at work, when a usual host is opened and is loaded onto full operating mode, is then turned on next host, although this mode can
To ensure that air-conditioning system is not in energy waste, but since the host of whole system is opened by platform, air-conditioning is for room
The adjustment effect of interior air is slow, such as long time is needed to can be only achieved preset temperature or appropriateness, therefore indoor comfort
Difference.
Energy consumption power needed for calculations of air conditioner system can be accomplished by the following way：Determine the Working mould of air-conditioning system
Formula obtains the default energy consumption model of air-conditioning system under relevant work pattern；Needed for default energy consumption model calculations of air conditioner system
Energy consumption power.The operating mode for determining air-conditioning system namely the operating mode for determining air-conditioning are refrigeration mode, heating mode, remove
Wet model or ventilation mode, obtain relevant work pattern under air-conditioning system default energy consumption model namely according to determining air-conditioning system
The operating mode of system obtains energy consumption for cooling model, either heats energy consumption model and either dehumidify energy consumption model or energy consumption mould of divulging information
Type, according to the energy consumption power needed for the preset energy consumption model calculations of air conditioner system work got.The default energy of air-conditioning system
Consumption model is not limited to specific form, can be set, can also be adjusted according to various factors according to actual conditions
It is whole.
For example, the default energy consumption model for obtaining air-conditioning system under relevant work pattern is to obtain air-conditioning system under refrigeration mode
Default energy consumption model, the energy consumption power needed for default energy consumption model calculations of air conditioner system can be according to preset refrigeration
Refrigerating capacity needed for energy consumption model calculations of air conditioner system, wherein refrigerating capacity refer to air-conditioning in refrigeration operation in the unit interval from
The energy that confined space removes, the refrigerating capacity needed for calculations of air conditioner system include：Obtain the system of air-conditioning system in cooling mode
Cold energy consumption model；Detect the chilled-water flow of air-conditioning system；Detect the water capacity of the operating system of air-conditioning system；Detect air-conditioning system
The chilled water return water rate of temperature fall of system；Detect the average value of the online host disengaging water temperature difference of air-conditioning system；And according to default energy
Consumption model, the chilled-water flow of air-conditioning system, the water capacity of operating system of air-conditioning system, the chilled water return water of air-conditioning cool down fast
Refrigerating capacity needed for the mean value calculation air-conditioning system of rate and the online host disengaging water temperature difference of air-conditioning system.The freezing of air-conditioning system
Water circulation system is mainly by refrigerating water pump, indoor fan and chilled water pipeline composition, the low temperature chilled water flowed out from host evaporator
It is pressurizeed by refrigerating water pump and is sent into chilled water pipeline, got in carry out heat exchange, take away the heat in room, eventually pass back to host evaporation
Device, indoor fan reduce air themperature for blowing air over chilled water pipeline, heat exchange in accelerating chamber.Wherein, air-conditioning system
The input of energy consumption for cooling model include：The chilled-water flow of air-conditioning system；The water capacity of the operating system of air-conditioning system；Air-conditioning
The chilled water return water rate of temperature fall of system；The average value of the online host disengaging water temperature difference of air-conditioning system.Wherein, air-conditioning system is cold
Freeze the flow that water flow G refers to the unit interval of the water in air-conditioning for freezing, reference units m3/ h, air-conditioning system
The water capacity M of operating system refers to the total amount of the operating system water of air-conditioning system, reference units m3, the chilled water of air-conditioning system
Return water rate of temperature fall Δ T refers to the chilled water outflow of air-conditioning system and the rate temperature change that flows back to, and reference units are DEG C/min,
The average value Δ t of the online host disengaging water temperature difference of air-conditioning system refers to the mean temperature of the online host inflow and outflow of air-conditioning system
Difference, reference units are DEG C.Above-mentioned four state parameters detected are input in preset energy consumption for cooling model, are calculated
To the energy consumption power needed for air-conditioning system.In the water capacity for detecting the chilled-water flow of air-conditioning system, the operating system of air-conditioning system
When the average value of amount, the chilled water return water rate of temperature fall of air-conditioning system and the online host disengaging water temperature difference of air-conditioning system, Ke Yitong
It crosses sensor to be detected every preset time, for example, at interval of 10 seconds or 30 seconds chilled-water flow, the air-conditionings to air-conditioning system
The water capacity of the operating system of system, the chilled water return water rate of temperature fall of air-conditioning system and the online host of air-conditioning system pass in and out water temperature
The average value of difference is detected.
The default energy consumption model of air-conditioning system sets when can be manufacture and is stored in air-conditioning, can also be booting
It is set by the user when operation, can also be to carry out Modifying model according to the state value being run multiple times to obtain.Such as it is preset
Energy consumption for cooling model is Q=f (G, M, Δ T, Δ t), wherein Q is the energy consumption power needed for air-conditioning system, and Q is air-conditioning system
Cold.Energy consumption power needed for air-conditioning system is that is, reach the required air-conditioning of standard of setting for maintenance indoor temperature and humidity
Energy consumption power.The default energy consumption model of air-conditioning is not changeless, and the energy consumption model of various forms of air-conditioning systems is different.
The different time of air-conditioning system operation, such as just booting and close arrival preset temperature, required energy consumption power are different, because
This is at interval of preset time to the water capacity of the chilled-water flow of air-conditioning system, the operating system of air-conditioning system, air-conditioning system
Chilled water return water rate of temperature fall and air-conditioning system recalculate air-conditioning after the average value of line host disengaging water temperature difference is detected
Energy consumption for cooling power needed for system.
The default energy consumption model of air-conditioning further includes heating energy consumption model, and the input for heating energy consumption model is to be made in air-conditioning system
The relevant detection parameters of heat export to heat energy consumption power；The input of dehumidifying energy consumption model is relevant to dehumidify in air-conditioning system
Detection parameters export as the energy consumption power that dehumidifies；The input of ventilation energy consumption model is relevant detection parameters of divulging information in air-conditioning system,
Output is ventilation energy consumption power.
Step S104：Energy consumption power needed for air-conditioning system determines the quantity for needing air-conditioner host to be started.
After energy consumption power needed for calculations of air conditioner system, the energy consumption power needed for air-conditioning system, which determines, to be needed to open
The quantity of dynamic air-conditioner host.For example, the energy consumption power needed for calculations of air conditioner system is the refrigerating capacity needed for calculations of air conditioner system,
Energy consumption power needed for air-conditioning system determines that the quantity for needing air-conditioner host to be started includes：Needed for air-conditioning system
Refrigerating capacity determines the quantity for needing air-conditioner host to be started.
For example, when the unlatching of air-conditioner host is freezed, power be it is certain, such as an air-conditioner host system
Cold power is 500W, if it is 5000W to calculate the energy consumption needed for air-conditioning system, it is determined that it is 10 to need air-conditioner host to be started
Platform.During practical air-conditioning work, energy consumption power is after air-conditioning system has just been switched on and has been switched on operation a period of time with air-conditioning system
Required energy consumption may be different, and in order to reduce energy consumption waste, air-conditioning system institute is being recalculated at interval of preset time
After the energy consumption power needed, the energy consumption power needed for air-conditioning system is to needing the quantity of air-conditioner host to be started to be adjusted.
Step S106：Multiple air-conditioner hosts of control quantification are opened simultaneously.
After determining the quantity for needing air-conditioner host to be started in the energy consumption power needed for air-conditioning system, control determines
Multiple air-conditioner hosts of quantity are opened simultaneously.For example, determining that it is 10 to need air-conditioner host to be started, then controls 10 air-conditioning masters
Machine is opened simultaneously, is opened environment where can shortening air-conditioning simultaneously by more air-conditioner hosts of control and is reached default epidemic disaster
Time, while the waste of the energy will not be caused again, substantially increase indoor comfort.
Preferably, in order to reduce the waste of the energy, the unlatching number of air-conditioner host is adjusted in time according to indoor temperature and humidity situation
Amount.Such as in refrigeration mode, after multiple air-conditioner hosts of control quantification are opened simultaneously, method further includes：Again
Detect the chilled water return water cooling of the chilled-water flow of air-conditioning system, the water capacity of the operating system of air-conditioning system, air-conditioning system
The average value of rate and the online host disengaging water temperature difference of air-conditioning system；According to the chilled water flow of the air-conditioning system detected again
Amount, the water capacity of operating system of air-conditioning system, the chilled water return water rate of temperature fall of air-conditioning system and the online host of air-conditioning system
The energy consumption power needed for air-conditioning system under the mean value calculation refrigeration mode of water temperature difference is passed in and out, the adjusted value of energy consumption power is obtained；
The operation quantity for the air-conditioner host for needing to increase or decrease is determined according to the adjusted value of energy consumption power；It needs to increase according to determining
Or the operation quantity of the air-conditioner host of reduction is adjusted the operation quantity of the air-conditioner host of startup.
During operation of air conditioner, the energy consumption power needed for air-conditioning system is recalculated every preset time, such as every
Again the relevant detection parameters of air-conditioning system refrigeration are detected within 10 seconds or 30 seconds, heat relevant detection parameters, dehumidify relevant inspection
Parameter is surveyed, relevant detection parameters etc. of divulging information recalculate the energy consumption power of air-conditioning system needs, obtain the adjustment of energy consumption power
Value, the operation quantity of air-conditioner host is redefined according to the adjusted value of energy consumption power, according to the fortune of the air-conditioner host redefined
Line number amount is adjusted the operation quantity of air-conditioner host.
The embodiment is using the energy consumption power needed for calculations of air conditioner system；Energy consumption power needed for air-conditioning system determines
Need the quantity of air-conditioner host to be started；And multiple air-conditioner hosts of control quantification are opened simultaneously.To solve sky
Adjusting system reaches required Temperature and Humidity Control and requires to take long problem, and then has reached shortening air-conditioning system and reach and set
The effect of the time of constant temperature degree.
Fig. 2 is the flow chart of the control method of air-conditioning system according to a second embodiment of the present invention, which can make
For the preferred embodiment of above-mentioned first embodiment, as shown in Fig. 2, the control method of the air-conditioning system includes：
Step S1：Control system calculates general refrigeration ability demand.
For the present embodiment by taking the refrigeration mode of air-conditioning as an example, the control system of air-conditioning determines the operating mode of air-conditioning system, obtains
The default energy consumption model under relevant work pattern is taken, according to the energy consumption power needed for default energy consumption model calculations of air conditioner system,
General refrigeration ability demand i.e. needed for calculations of air conditioner system.
Step S2：Determine that host opens number of units according to general refrigeration ability demand.
After the general refrigeration ability demand needed for air-conditioning system that calculates, determine that the host of air-conditioning system is opened according to general refrigeration ability demand
Number of units is opened, the host of quantification is controlled while being opened.
Step S3：Detect the chilled-water flow of air-conditioning system, air-conditioning system operating system water capacity, air-conditioning freezing
The average value of water return water rate of temperature fall and the online host disengaging water temperature difference of air-conditioning system.
Detected again at interval of preset time the chilled-water flow of air-conditioning system, the operating system of air-conditioning system the water capacity
The average value of amount, the chilled water return water rate of temperature fall of air-conditioning and the online host disengaging water temperature difference of air-conditioning system.
Step S4：It is fed back according to testing result.
Again the result detected is timely feedbacked to control system, control system recalculates sky according to testing result
Refrigerating capacity needed for adjusting, the refrigerating capacity needed for air-conditioning determine the operation quantity for the air-conditioner host for needing to increase or decrease.
The embodiment calculates general refrigeration ability demand using the control system of air-conditioning, is determined according to the general refrigeration ability demand being calculated
The unlatching number of units of air-conditioner host, the air-conditioner host for controlling corresponding number of units are opened, and then detect air-conditioning system again every preset time
The chilled-water flow of system, the water capacity of the operating system of air-conditioning system, the chilled water return water rate of temperature fall of air-conditioning and air-conditioning system
Testing result is fed back to control system by the average value of online host disengaging water temperature difference, and control system is according to testing result again
The refrigerating capacity needed for air-conditioning is calculated, the refrigerating capacity needed for air-conditioning determines the operation number for the air-conditioner host for needing to increase or decrease
It measures, to solve the problems, such as that air-conditioning system reaches set temperature time length, while ensure that under the premise of no cold wastes,
Indoor temperature and humidity is fast and effeciently reduced, reaches required Temperature and Humidity Control requirement in a short time.
It should be noted that step shown in the flowchart of the accompanying drawings can be in such as a group of computer-executable instructions
It is executed in computer system, although also, logical order is shown in flow charts, and it in some cases, can be with not
The sequence being same as herein executes shown or described step.
An embodiment of the present invention provides a kind of control device of air-conditioning system, the control device of the air-conditioning system can be used for
Execute the control method of the air-conditioning system of the embodiment of the present invention.
Fig. 3 is the schematic diagram of the control device of air-conditioning system according to the ... of the embodiment of the present invention, as shown in figure 3, air-conditioning system
Including multiple air-conditioner hosts, which includes：First computing unit 10, the first determination unit 20 and control unit 30.
First computing unit 10, for the energy consumption power needed for calculations of air conditioner system.
First computing unit 10 includes：Determining module, the operating mode for determining air-conditioning system；Acquisition module is used for
Obtain the default energy consumption model of air-conditioning system under relevant work pattern；First computing module, based on according to default energy consumption model
Calculate the energy consumption power needed for air-conditioning system.
Determining module determines the operating mode of air-conditioning system namely determines that the operating mode of air-conditioning is refrigeration mode, heating mould
Formula, dehumidification mode or ventilation mode, acquisition module obtain the default energy consumption model namely root of air-conditioning system under relevant work pattern
Energy consumption for cooling model is obtained according to the operating mode of determining air-conditioning system, either heats energy consumption model or dehumidifying energy consumption model,
Or ventilation energy consumption model, the first computing module are according to the preset energy consumption model calculations of air conditioner system work got required
Energy consumption power.
First computing unit 10 further includes the second computing module, and for the refrigerating capacity needed for calculations of air conditioner system, first really
Order member determines the quantity for needing air-conditioner host to be started for the refrigerating capacity needed for air-conditioning system.
Second computing module includes：Acquisition submodule, for obtaining the default energy consumption mould of air-conditioning system in cooling mode
Type；First detection sub-module, the chilled-water flow for detecting air-conditioning system；Second detection sub-module, for detecting air-conditioning system
The water capacity of the operating system of system；Third detection sub-module, the chilled water return water rate of temperature fall for detecting air-conditioning system；4th
Detection sub-module passes in and out the average value of water temperature difference for detecting the online host of air-conditioning system；And computational submodule, it is used for basis
The chilled water return water of default energy consumption model, the chilled-water flow of air-conditioning system, the water capacity of operating system of air-conditioning system, air-conditioning
Refrigerating capacity needed for the mean value calculation air-conditioning system of rate of temperature fall and the online host disengaging water temperature difference of air-conditioning system.
First determination unit 20, being determined for the energy consumption power needed for air-conditioning system needs air-conditioner host to be started
Quantity.
Energy consumption power of first determination unit 20 needed for air-conditioning system determines the quantity for needing air-conditioner host to be started
Can be：Refrigerating capacity of first determination unit 20 needed for air-conditioning system determines the quantity for needing air-conditioner host to be started, example
Such as, the refrigerating capacity needed for air-conditioning is 5000W, and the refrigeration work consumption of an air-conditioner host is 500W, then the first determination unit 20 determines
It is 10 to need the quantity of air-conditioner host to be started.
Control unit 30, multiple air-conditioner hosts for controlling quantification while being opened.
The device further includes：Detection unit, for control quantification multiple air-conditioner hosts simultaneously open and then
The chilled water return water drop of the chilled-water flow of secondary detection air-conditioning system, the water capacity of the operating system of air-conditioning system, air-conditioning system
The average value of warm rate and the online host disengaging water temperature difference of air-conditioning system；Second computing unit detects again for basis
The chilled water return water rate of temperature fall of the chilled-water flow of air-conditioning system, the water capacity of the operating system of air-conditioning system, air-conditioning system
The energy consumption power needed for air-conditioning system under the mean value calculation refrigeration mode of water temperature difference is passed in and out with the online host of air-conditioning system, is obtained
The adjusted value of energy consumption power；Second determination unit, for determining the sky for needing to increase or decrease according to the adjusted value of energy consumption power
Adjust the operation quantity of host；Adjustment unit, the operation quantity pair of the air-conditioner host for being increased or decreased according to determining needs
The operation quantity of the air-conditioner host of startup is adjusted.
The embodiment is using the energy consumption power needed for 10 calculations of air conditioner system of the first computing unit, the first determination unit 20
Being determined according to the energy consumption power needed for air-conditioning system needs the quantity of air-conditioner host to be started, and control unit 30 controls quantification
Multiple air-conditioner hosts are opened simultaneously, to solve the problems, such as that air-conditioning system reaches set temperature time length, and then have reached contracting
Short air-conditioning system achievees the effect that the time of set temperature.
The embodiment of the present invention additionally provides a kind of air-conditioning system, which includes air-conditioning provided in an embodiment of the present invention
The control device of system.
Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
Be performed by computing device in the storage device, either they are fabricated to each integrated circuit modules or by they
In multiple modules or step be fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific
Hardware and software combines.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of control method of air-conditioning system, which is characterized in that the air-conditioning system includes multiple air-conditioner hosts, the method
Including：
Calculate the energy consumption power needed for the air-conditioning system；
Energy consumption power needed for the air-conditioning system determines the quantity for needing the air-conditioner host to be started；And
It controls multiple air-conditioner hosts of the quantity while opening；
Wherein, calculating the energy consumption power needed for the air-conditioning system includes：Determine the operating mode of the air-conditioning system；Obtain institute
State the default energy consumption model of the air-conditioning system under operating mode；And the air-conditioning system is calculated according to the default energy consumption model
Energy consumption power needed for system.
2. according to the method described in claim 1, it is characterized in that,
Calculating the energy consumption power needed for the air-conditioning system includes：The refrigerating capacity needed for the air-conditioning system is calculated,
Energy consumption power needed for the air-conditioning system determines that the quantity for needing the air-conditioner host to be started includes：According to institute
It states the refrigerating capacity needed for air-conditioning system and determines the quantity for needing the air-conditioner host to be started.
3. according to the method described in claim 2, it is characterized in that, calculating the refrigerating capacity needed for the air-conditioning system and including：
Obtain the default energy consumption model of the air-conditioning system in cooling mode；
Detect the chilled-water flow of the air-conditioning system；
Detect the water capacity of the operating system of the air-conditioning system；
Detect the chilled water return water rate of temperature fall of the air-conditioning system；
Detect the average value of the online host disengaging water temperature difference of the air-conditioning system；And
According to the default energy consumption model, the chilled-water flow of the air-conditioning system, the air-conditioning system operating system water
The mean value calculation of capacity, the chilled water return water rate of temperature fall of the air-conditioning and the online host disengaging water temperature difference of the air-conditioning system
Refrigerating capacity needed for the air-conditioning system.
4. according to the method described in claim 3, it is characterized in that, being opened simultaneously in the multiple air-conditioner hosts for controlling the quantity
Later, the method further includes：
The chilled-water flow of the air-conditioning system, the water capacity of the operating system of the air-conditioning system, the air-conditioning are detected again
The average value of the chilled water return water rate of temperature fall of system and the online host disengaging water temperature difference of the air-conditioning system；
According to the chilled-water flow of the air-conditioning system detected again, the operating system of the air-conditioning system water capacity,
The mean value calculation of the chilled water return water rate of temperature fall of the air-conditioning system and the online host disengaging water temperature difference of the air-conditioning system
Energy consumption power under the refrigeration mode needed for air-conditioning system obtains the adjusted value of the energy consumption power；
The operation quantity for the air-conditioner host for needing to increase or decrease is determined according to the adjusted value of the energy consumption power；And
Operation number of the operation quantity of the air-conditioner host increased or decreased according to determining needs to the air-conditioner host of startup
Amount is adjusted.
5. a kind of control device of air-conditioning system, which is characterized in that the air-conditioning system includes multiple air-conditioner hosts, described device
Including：
First computing unit, for calculating the energy consumption power needed for the air-conditioning system；
First determination unit, being determined for the energy consumption power needed for the air-conditioning system needs the air-conditioner host to be started
Quantity；And
Control unit, multiple air-conditioner hosts for controlling the quantity while being opened；
Wherein, first computing unit includes：Determining module, the operating mode for determining the air-conditioning system；Obtain mould
Block, the default energy consumption model for obtaining the air-conditioning system under the operating mode；And first computing module, it is used for basis
The default energy consumption model calculates the energy consumption power needed for the air-conditioning system.
6. device according to claim 5, which is characterized in that
First computing unit includes the second computing module, for calculating the refrigerating capacity needed for the air-conditioning system, described the
One determination unit determines the quantity for needing the air-conditioner host to be started for the refrigerating capacity needed for the air-conditioning system.
7. device according to claim 6, which is characterized in that second computing module includes：
Acquisition submodule, for obtaining the default energy consumption model of the air-conditioning system in cooling mode；
First detection sub-module, the chilled-water flow for detecting the air-conditioning system；
Second detection sub-module, the water capacity of the operating system for detecting the air-conditioning system；
Third detection sub-module, the chilled water return water rate of temperature fall for detecting the air-conditioning system；
4th detection sub-module passes in and out the average value of water temperature difference for detecting the online host of the air-conditioning system；And
Computational submodule, for according to the default energy consumption model, the chilled-water flow of the air-conditioning system, the air-conditioning system
The water capacity of operating system, the chilled water return water rate of temperature fall of the air-conditioning and the online host of the air-conditioning system pass in and out water temperature
Refrigerating capacity needed for air-conditioning system described in the mean value calculation of difference.
8. device according to claim 7, which is characterized in that described device further includes：
Detection unit, in the multiple air-conditioner hosts for controlling quantity unlatching simultaneously and then the secondary detection air-conditioning system
The chilled-water flow of system, the water capacity of operating system of the air-conditioning system, the chilled water return water of the air-conditioning system cool down fast
The average value of rate and the online host disengaging water temperature difference of the air-conditioning system；
Second computing unit, for according to the chilled-water flow of the air-conditioning system that detects again, the air-conditioning system
The water capacity of operating system, the chilled water return water rate of temperature fall of the air-conditioning system and the online host Inlet and outlet water of the air-conditioning system
Energy consumption power under refrigeration mode described in the mean value calculation of the temperature difference needed for air-conditioning system obtains the adjustment of the energy consumption power
Value；
Second determination unit, the fortune for determining the air-conditioner host for needing to increase or decrease according to the adjusted value of the energy consumption power
Line number amount；And
Adjustment unit, the air-conditioning of the operation quantity of the air-conditioner host for being increased or decreased according to determining needs to startup
The operation quantity of host is adjusted.
9. a kind of air-conditioning system, which is characterized in that the control dress including the air-conditioning system described in any one of claim 5 to 8
It sets.
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| CN106288175B (en) * | 2016-08-12 | 2019-02-05 | 珠海格力电器股份有限公司 | Modular combination air-conditioning system and its compressor control device and method |
| CN108489011B (en) * | 2018-03-20 | 2020-06-26 | 广东美的暖通设备有限公司 | Operation control method and device, air-conditioning water machine system and storage medium |
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| CN110749028B (en) * | 2019-10-29 | 2020-08-11 | 珠海格力电器股份有限公司 | Method, system and device for determining air conditioner operation power |
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| CN113124547A (en) * | 2019-12-31 | 2021-07-16 | 维谛技术有限公司 | Air conditioner control system, method and device |
| CN111425995A (en) * | 2020-04-03 | 2020-07-17 | 广东美的暖通设备有限公司 | Operation control method, multi-split heat pump air conditioning system and storage medium |
| CN111706962B (en) * | 2020-05-25 | 2021-05-18 | 珠海格力电器股份有限公司 | Control device and method of multi-air-conditioning system and multi-air-conditioning system |
| CN112178860B (en) * | 2020-09-28 | 2022-05-03 | 广东Tcl智能暖通设备有限公司 | Operation control method of air-cooled cold and hot water unit and air conditioner |
| CN113465122B (en) * | 2021-06-21 | 2023-03-03 | 北京纪新泰富机电技术股份有限公司 | Air conditioner host model selection method and device |
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