CN108131789B - The ventilation control method and system of air-conditioning - Google Patents
The ventilation control method and system of air-conditioning Download PDFInfo
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- CN108131789B CN108131789B CN201711132350.3A CN201711132350A CN108131789B CN 108131789 B CN108131789 B CN 108131789B CN 201711132350 A CN201711132350 A CN 201711132350A CN 108131789 B CN108131789 B CN 108131789B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The present invention provides the ventilation control method and system of a kind of air-conditioning.Wherein, the cooling capacity or heat generated when this method comprises: being in based on place where air-conditioning and reach pre-set target temperature under air-tight state, the space size in place where determining air-conditioning, to control air-conditioning automatic air-exchanging according to space size.The present invention is capable of the air permeability of the intelligent measurement air-conditioning space size used and air-conditioning use environment, automatically adjusts air quality.
Description
Technical field
The present invention relates to automatic air conditionning field more particularly to the ventilation control methods and system of a kind of air-conditioning.
Background technique
Because of its intrinsic defect, indoor air quality can decline because using the air-conditioning time long for air conditioner refrigerating, heating principle,
Conventional air-conditioning only has the function of adjusting temperature, though with cold plasma, electrostatic precipitation function air conditioner in sealing
Using also seeming especially powerless in environment, the air quality of indoor environment cannot be fundamentally improved, people is chronically at such environment,
Easily cause respiratory disorder.
In order to realize room air automatic adjustment, control, indoor environment is enable to reach optimum state, patent text in real time
It offers 1 (patent document 1:CN104515229A) and proposes a kind of Intelligent Indoor Air processing system comprising setting is sealed at one
The air inlet fan in room, air-conditioning, exhaust blower, multiple monitoring unit and the controller closed, air inlet fan is interior to be equipped with air cleaning unit
With Wind direction changing device, it can be achieved that indoor air inlet and outdoor air inlet both of which.In the multiple monitoring unit real-time monitoring room
CO2 concentration, concentration of formaldehyde, and/or particle concentration, to control air purifier in two kinds of moulds of outdoor air inlet and indoor air inlet
It switches over, constantly indoor air can be purified to indoor supplement fresh air and constantly in this way, simultaneously under formula
It can control indoor temperature and humidity, so that room air be enable to reach optimum state.
But the scheme of patent document 1 need to add multiple monitoring unit to monitor CO2 concentration, concentration of formaldehyde, particle concentration,
Increase hardware cost.
Summary of the invention
In view of this, passing through automatic discrimination the object of the present invention is to provide the ventilation control method and system of a kind of air-conditioning
Air-conditioning use space situation and indoor and outdoor air interaction scenario solve intelligently to be realized according to site space size where air-conditioning
Air-conditioning carries out the problem of indoor and outdoor air interaction automatically, so that air-conditioning comfort is higher, it is more energy efficient.
According to the first aspect of the invention, a kind of ventilation control method of air-conditioning is provided characterized by comprising be based on
Place where air-conditioning is in the cooling capacity generated when reaching pre-set target temperature T2 under air-tight state or heat P, determines air-conditioning place
The space size V in place, to control air-conditioning automatic air-exchanging according to space size V；It is described to be in closed based on place where air-conditioning
The cooling capacity or heat P generated when reaching pre-set target temperature T2 under state, the space size V in place where determining the air-conditioning,
It include: that place where air-conditioning is kept to be in air-tight state, based on booting moment environment temperature T1, target temperature T2, and according to
The temperature decline coefficient ξ 1 that outdoor machine of air-conditioner environment temperature and target temperature T2 are determined, calculates the space size V, V=in the place
P/ (△ T1* ξ 1), in which: △ T1 is the absolute value of the difference between being switched on moment environment temperature T1 and target temperature T2, and P is air-conditioning
From booting moment indoor environment temperature T1 to the cooling capacity or heat generated when reaching pre-set target temperature T2, ξ 1 under air-tight state
For temperature decline coefficient；The cooling capacity or heat P of the generation are determined according to P=Pt_max*t_min；Wherein, Pt_max is empty
Adjusting maximum refrigeration or heating capacity, t_min when unit operation is air-conditioning target temperature T2 from be switched on to reaching under air-tight state
When required time；It is described that air-conditioning automatic air-exchanging is controlled according to space size V, comprising: air-conditioning is estimated according to space size value V
Best ventilation interval time t_exchange and swept volume V_air is calculated, is calculated and is taken a breath by blower ventilating rate V_fanspeed
Time T_fanwork, T_fanwork=V_air/V_fanspeed.
Further, before the space size for calculating place, user is prompted to keep indoor air-tight state, according to the booting moment
Environment temperature T1, according to pre-set target temperature T2 automatic running maximum refrigeration or heating mode.
Further, when temperature reaches pre-set target temperature T2, temperature changing speed T_change, T_change are calculated
=△ T1/t_min* ξ 1；Wherein: △ T1 is the absolute value of the difference between being switched on moment environment temperature T1 and target temperature T2, t_
Min is that required time, ξ 1 are temperature decline coefficient to air-conditioning when target temperature T2 from be switched on to reaching under air-tight state.
Further, the space size V in the place of the air-conditioning is calculated in air-conditioning in the place when first used
Out and save.
According to the second aspect of the invention, a kind of ventilation control method of air-conditioning is provided characterized by comprising according to
The ventilation condition in the place where when air-conditioning uses controls air-conditioning automatic air-exchanging in conjunction with the space size V in the place；It is described
Using the space size V in the place of air-conditioning, it is calculated by the described in any item methods of claim 1-4；The combination is empty
Between size V control air-conditioning automatic air-exchanging, comprising: air-conditioning estimates best ventilation interval time t_ according to space size value V
Exchange and swept volume V_air calculates time of exchanging gas T_fanwork, T_ by blower ventilating rate V_fanspeed
Fanwork=V_air/V_fanspeed.
Further, the ventilation condition in place when estimation is using the air-conditioning；Wherein, in the ventilation for estimating the place
Before situation, air-conditioning is controlled with maximum refrigeration or heating operation to target temperature T4, after reaching target temperature T4, control air-conditioning
Compressor is run with constant frequency.
Further, the ventilation condition in the place where when being used according to air-conditioning, in conjunction with the space size V in the place,
Control air-conditioning automatic air-exchanging, comprising: if △ T2/t* ξ 2≤T_change* first threshold, control air-conditioning in the first working condition work
Make；And/or if T_change* first threshold < △ T2/t* ξ 2≤T_change* second threshold, control air-conditioning is in the second work
Work status；And/or if T_change* second threshold < △ T2/t* ξ 2≤T_change* third threshold value, control air-conditioning is the
The work of three working conditions；And/or if the 4th threshold value of 2≤T_change* of T_change* third threshold value < △ T2/t* ξ, control is empty
It adjusts and works in the 4th working condition；Wherein, △ T2 is the absolute of the difference between being switched on moment environment temperature T3 and target temperature T4
Value, t are that required time, ξ 2 are temperature decline coefficient to this air-conditioning when target temperature T4 from be switched on to reaching.
Further, under first working condition, user is reminded to close door, and/or window；And/or second work
Under state, then judge to interact using the place indoor and outdoor air of air-conditioning well, without opening ventilatory pattern；And/or the third
Under working condition, 2*t_exchange is divided between setting time of exchanging gas, and the fan operation time is T_fanwork；And/or institute
It states under the 4th working condition, t_exchange is divided between setting time of exchanging gas, and the fan operation time is T_fanwork.
Further, the first threshold is 60%；And/or the second threshold is 80%；And/or the third threshold
Value is 90%；And/or the 4th threshold value is 100%.
Further, the ventilation condition in the place where when being used according to air-conditioning, in conjunction with the space size V in the place,
Control air-conditioning automatic air-exchanging, comprising: judge whether current time is located at local sleeping time section, if so, control air-conditioning into
Enter sleep pattern.
Further, if it includes: the 5th threshold value of 2≤T_change* of △ T2/t* ξ that the control air-conditioning, which enters sleep pattern,
Control air-conditioning works in the 5th working condition；And/or if the 5th 2≤T_change* of threshold value < △ T2/t* ξ of T_change*
Six threshold values, control air-conditioning work in the 6th working condition；And/or if the 6th 2≤T_ of threshold value < △ T2/t* ξ of T_change*
The 7th threshold value of change*, control air-conditioning work in the 7th working condition；And/or if the 7th threshold value < △ T2/t* of T_change*
The 8th threshold value of 2≤T_change* of ξ, control air-conditioning work in the 8th working condition.
Further, under the 5th working condition, user is reminded to close door, and/or window；And/or the 6th work
Under state, then judge to interact using the place indoor and outdoor air of air-conditioning well, without opening ventilatory pattern；And/or the described 7th
Under working condition, 1.5*t_exchange is divided between setting time of exchanging gas, and the fan operation time is T_fanwork；And/or
Under 8th working condition, 0.8*t_exchange is divided between setting time of exchanging gas, and the fan operation time is T_
fanwork。
Further, the 5th threshold value is 70%；And/or the 6th threshold value is 80%；And/or the 7th threshold
Value is 90%；And/or the 8th threshold value is 100%.
Further, the ventilation condition in the place where when being used according to air-conditioning, in conjunction with the space size V in the place,
Control air-conditioning automatic air-exchanging, comprising: judge whether to receive more people using setting signal, be in if so, control air-conditioning enters
More people's use patterns.
Further, the control air-conditioning, which enters, is in more people's use patterns, comprising: is divided into t_ between setting time of exchanging gas
Exchange=(n-1)/8*t_exchange, and the fan operation time is T_fanwork, wherein n is setting number of users, and
2≤n≤5, n ∈ integer.
Further, when ventilation, compressor of air conditioner keeps low-frequency operation, and after the completion of ventilation, compressor of air conditioner is with constant frequency
Rate operation.
According to the third aspect of the invention we, a kind of air exchange control system of air-conditioning is provided characterized by comprising be based on
Place where air-conditioning is in the cooling capacity generated when reaching pre-set target temperature T2 under air-tight state or heat P, determines air-conditioning place
The space size V in place, to control the unit of air-conditioning automatic air-exchanging according to space size V；It is described to be based at the place of air-conditioning place
The cooling capacity or heat P generated when reaching pre-set target temperature T2 under air-tight state, the space in place where determining the air-conditioning
Size V, to control the unit of air-conditioning automatic air-exchanging according to space size V, comprising: space size computing unit: keeping air-conditioning institute
The air-tight state at field, based on booting moment environment temperature T1, target temperature T2, and according to outdoor machine of air-conditioner environment temperature
The temperature decline coefficient ξ 1 determined with target temperature T2, determines the unit of the space size V in the place, V=P/ (△ T1* ξ
1), in which: △ T1 is the absolute value of the difference between being switched on moment environment temperature T1 and target temperature T2, and P is air-conditioning in sealed shape
It declines under state from booting moment indoor environment temperature T1 to the cooling capacity or heat, ξ 1 generated when reaching pre-set target temperature T2 for temperature
Subtract coefficient；The cooling capacity or heat P of the generation are determined according to P=Pt_max*t_min；Wherein, Pt_max is air-conditioner set fortune
Maximum refrigeration or heating capacity, t_min when row are that air-conditioning is required when target temperature T2 from be switched on to reaching under air-tight state
Time；And room conditioning control unit, according to space size value V, estimate best ventilation interval time t_exchange and
Swept volume V_air calculates time of exchanging gas T_fanwork, T_fanwork=V_air/ by blower ventilating rate V_fanspeed
V_fanspeed。
Further, the cooling capacity generated when being in based on place where air-conditioning and reach pre-set target temperature T2 under air-tight state
Or heat P, the space size V in place where determining air-conditioning, to control the unit of air-conditioning automatic air-exchanging, packet according to space size V
It includes: before the space size for calculating place, user being prompted to keep indoor air-tight state, according to booting moment environment temperature T1, pressed
According to pre-set target temperature T2 automatic running maximum refrigeration or the unit of heating mode.
Further, when temperature reaches pre-set target temperature T2, the unit of temperature changing speed T_change, T_ are calculated
Change=△ T1/t_min* ξ 1；Wherein: △ T1 is the absolute of the difference between being switched on moment environment temperature T1 and target temperature T2
Value, t_min are that required time, ξ 1 are temperature damping system to air-conditioning when target temperature T2 from be switched on to reaching under air-tight state
Number.
Further, the space size V in the place of the air-conditioning is calculated in air-conditioning in the place when first used
Out and save.
According to the fourth aspect of the invention, a kind of air exchange control system of air-conditioning is provided characterized by comprising according to
The ventilation condition in the place where when air-conditioning uses controls the list of air-conditioning automatic air-exchanging in conjunction with the space size V in the place
Member；The space size V in the place using air-conditioning is obtained by the described in any item system-computeds of claim 17-20；Institute
It states and space size V is combined to control air-conditioning automatic air-exchanging, comprising: air-conditioning estimates best ventilation interval time according to space size value V
T_exchange and swept volume V_air calculates time of exchanging gas T_fanwork, T_ by blower ventilating rate V_fanspeed
Fanwork=V_air/V_fanspeed.
Further, space ventilator evaluation unit, the ventilation condition in place when estimation is using the air-conditioning；Wherein,
Before the ventilation condition for estimating the place, room conditioning control unit controls air-conditioning with maximum refrigeration or heating operation to mesh
Temperature T4 is marked, after reaching target temperature T4, compressor of air conditioner is controlled and is run with constant frequency.
Further, the ventilation condition in the place where when being used according to air-conditioning, in conjunction with the space size V in the place,
Control air-conditioning automatic air-exchanging unit, comprising: room conditioning control unit, control air-conditioning work state to complete automatic air-exchanging,
If △ T2/t* ξ 2≤T_change* first threshold, control air-conditioning works in the first working condition；And/or if T_change*
One threshold value < △ T2/t* ξ 2≤T_change* second threshold, control air-conditioning work in the second working condition；And/or if T_
Change* second threshold < △ T2/t* ξ 2≤T_change* third threshold value, control air-conditioning work in third working condition；With/
Or, controlling air-conditioning in the 4th working condition work if the 4th threshold value of 2≤T_change* of T_change* third threshold value < △ T2/t* ξ
Make；Wherein, △ T2 is the absolute value of the difference between being switched on moment environment temperature T3 and target temperature T4, and t is this air-conditioning from opening
For machine to required time when reaching target temperature T4, ξ 2 is temperature decline coefficient.
Further, under first working condition, user is reminded to close door, and/or window；And/or second work
Under state, then judge to interact using the place indoor and outdoor air of air-conditioning well, without opening ventilatory pattern；And/or the third
Under working condition, 2*t_exchange is divided between setting time of exchanging gas, and the fan operation time is T_fanwork；And/or institute
It states under the 4th working condition, t_exchange is divided between setting time of exchanging gas, and the fan operation time is T_fanwork.
Further, the first threshold is 60%；And/or the second threshold is 80%；And/or the third threshold
Value is 90%；And/or the 4th threshold value is 100%.
Further, the ventilation condition in the place where when being used according to air-conditioning, in conjunction with the space size V in the place,
Control the unit of air-conditioning automatic air-exchanging, comprising: judge whether current time is located at local sleeping time section, if so, control
Air-conditioning enters sleep pattern.
Further, it includes: room conditioning control unit that the control air-conditioning, which enters sleep pattern, controls air-conditioning work shape
State is to complete automatic air-exchanging；If the 5th threshold value of 2≤T_change* of △ T2/t* ξ, control air-conditioning works in the 5th working condition；
And/or if the 6th threshold value of the 5th 2≤T_change* of threshold value < △ T2/t* ξ of T_change*, control air-conditioning is in the 6th work shape
State work；And/or if the 7th threshold value of the 6th 2≤T_change* of threshold value < △ T2/t* ξ of T_change*, air-conditioning is controlled the 7th
Working condition work；And/or if the 8th threshold value of the 7th 2≤T_change* of threshold value < △ T2/t* ξ of T_change*, air-conditioning is controlled
It works in the 8th working condition.
Further, under the 5th working condition, user is reminded to close door, and/or window；And/or the 6th work
Under state, then judge to interact using the place indoor and outdoor air of air-conditioning well, without opening ventilatory pattern；And/or the described 7th
Under working condition, 1.5*t_exchange is divided between setting time of exchanging gas, and the fan operation time is T_fanwork；And/or
Under 8th working condition, 0.8*t_exchange is divided between setting time of exchanging gas, and the fan operation time is T_
fanwork。
Further, the 5th threshold value is 70%；And/or the 6th threshold value is 80%；And/or the 7th threshold
Value is 90%；And/or the 8th threshold value is 100%.
Further, the ventilation condition in the place where when being used according to air-conditioning, in conjunction with the space size V in the place,
Control the unit of air-conditioning automatic air-exchanging, comprising: multi-player mode setting unit；Judge whether that receiving more people uses setting signal,
More people's use patterns are in if so, controlling air-conditioning by multi-player mode setting unit and entering.
Further, it includes: to be arranged between time of exchanging gas to be divided into t_ that the control air-conditioning, which enters in more people's use patterns,
Exchange=(n-1)/8*t_exchange, and the fan operation time is T_fanwork, wherein n is setting number of users, and
2≤n≤5, n ∈ integer.
Further, when room conditioning control unit includes: ventilation, compressor of air conditioner keeps low-frequency operation, and ventilation is completed
Afterwards, compressor of air conditioner is run with constant frequency.
The present invention through the above scheme, is capable of the ventilation of the intelligent measurement air-conditioning space size used and air-conditioning use environment
Property, according to air-conditioning use space and air permeability, automatically adjust air quality.By increasing ventilatory pattern of sleeping, improves air-conditioning and sleep
The comfort of sleep mode.Realize energy conservation, comfortably, healthy indoor environment reduces the generation of respiratory disorder.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the block diagram of the air exchange control system of air-conditioning in one embodiment of the invention.
Fig. 2 is the schematic diagram that the space size V in the place using air-conditioning is calculated in one embodiment of the invention.
Fig. 3 is the flow chart of the ventilation control method of air-conditioning according to an embodiment of the invention；
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the specific embodiment of the invention and
Technical solution of the present invention is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
Fig. 1 shows the air exchange control system of air-conditioning according to an embodiment of the invention.As shown in Figure 1, system at least may be used
To include room conditioning control unit 101, space size computing unit 102, space ventilator evaluation unit 103, multi-player mode
Setting unit 104, indoor and outdoor draft fan 105.
In one preferred embodiment, system of the invention may include air conditioner intelligent ventilatory pattern, outside the system
Indoor and outdoor draft fan 105 is connect, for the intelligent control according to such as room conditioning control unit 101, carries out indoor and outdoor automatically
Air exchange carries out air exchange, for example, draft fan is opened when meeting certain condition to improve air-conditioning comfort.
Preferably, the space size computing unit 102, the space size V in place where can be used for calculating air-conditioning.
In one embodiment, air-conditioning when first used, user can be prompted to close the doors and windows, ventilation equipment etc., kept
Indoor air-tight state, air-conditioning is according to ambient temperature situations, according to the booting moment environment temperature T1 detected, according to goal-selling
Temperature T2 automatic running maximum refrigeration or heating mode.
For example, booting detects that booting moment environment temperature T1 is 30 degree, and automatic running maximum refrigeration mode, booting detection
It is 16 degree to booting moment environment temperature T1, automatic running maximum heating mode.Above-mentioned prompt can be by prompt unit, with sound
The various modes such as sound, text, image or a combination thereof issue the user with prompt.Further, for example, above-mentioned prompt unit can be with
It is arranged on air-conditioning remote control.
The ventilation control method of the air-conditioning of an embodiment according to the present invention is described below, it can be on the scene based on air-conditioning
The cooling capacity or heat P generated when reaching pre-set target temperature T2 under present air-tight state, the space in place where determining air-conditioning
Size V, to control air-conditioning automatic air-exchanging according to space size V.Further, the ventilation in the place where when being used according to air-conditioning
Situation controls air-conditioning automatic air-exchanging in conjunction with the space size V in the place.For example, space ventilator evaluation unit can be passed through
103 pairs of air permeability/ventilation conditions are estimated.
Attached drawing 2 is the schematic diagram that the space size V in the place using air-conditioning is calculated in one embodiment of the invention, such as Fig. 2 institute
Show, the calculating process of attached drawing 2 is related to multiple parameters.
In one embodiment, booting moment environment temperature T1 and target temperature T2, the booting moment ring can be set
Border temperature T1 and the absolute value of target temperature T2 difference are △ T1, and unit is DEG C.Further, air-conditioning can also be set closed
From booting to room temperature, the required time is t_min, unit min when arrival target temperature T2 under state, detects outer machine
Environment temperature is T_out, and setting temperature decline coefficient is ξ 1, and indoor target temperature value and outdoor environment temperature absolute difference are bigger
ξ 1 is bigger.Temperature changing speed can also be set as to T_change, unit is DEG C/min.
In one embodiment, air-conditioning can be logical by data △ T1 of initial operating state, t_min, T_out, ξ 1 etc.
Memory chip preservation is crossed, above data is carried out operation by conditioned space size computing unit, estimates indoor environment temperature variation
Speed, T_change=△ T1/t_min* ξ 1.
In one embodiment, maximum refrigeration or heating capacity when running under unit normal condition, which can be set, is
Pt_max, unit W/h, Pt_maxFactory has been set, and is transferred automatically by primary control program.Further, it is possible to by air-conditioning under air-tight state
The cooling capacity or heat generated when target temperature value from be switched on to reaching is set as P, unit W, P=Pt_max*t_min。
In one embodiment, air-conditioning installation space can be sized to V, space size V can be by unit maximum cold
Amount or calorie value, unit runing time run initial temperature value, temperature decline coefficient, and operational objective temperature value estimates, and calculate
Formula is as follows:
V=P/ (△ T1* ξ 1)=Pt_max*t_min/(|T1-T2|)/ξ1。
Above-mentioned each data are sent to room conditioning control unit by space size computing unit, and room conditioning control unit will
In above-mentioned data storage to storage unit, and prompt unit is sent by the air-conditioning installation space size V being calculated, prompts to use
Space size detection in family finishes.
Further, room conditioning control unit is according to the space size value V being calculated, in conjunction with air quality curve, root
Best ventilation interval time t_exchange and swept volume V_air (unit can be estimated according to the experience of those skilled in the art
For m3), by blower ventilating rate V_fanspeed (unit m3/ min), can calculate time of exchanging gas is T_fanwork.Blower changes
Gas velocity rate is the intrinsic parameter of blower, and there may be differences for different blower ventilating rates.
Wherein, T_fanwork=V_air/V_fanspeed.
Fig. 3 is the flow chart of the ventilation control method of air-conditioning according to one preferred embodiment of the present invention, in conjunction with the flow chart,
Specific embodiment of method of the invention is detailed below.In this example embodiment, the ventilation control method of air-conditioning can be with
Include:
S301 after opening air-conditioning, obtains air-conditioning installation space size V.Under normal circumstances, air-conditioning is counted for the first time in current spatial
After calculating air-conditioning installation space size V, air-conditioning installation space size V can be stored in storage unit, for subsequent operation tune
With.In another embodiment of the present invention, air-conditioning installation space size V can also be by user's manual correction.
In one embodiment, judge that air-conditioning comes into comfort mode, air-conditioning with maximum refrigeration or heating operation extremely
Target temperature T4, after temperature reaches target value, compressor of air conditioner is run with constant frequency.
S302, estimation use the air permeability in the place of air-conditioning.
For example, can be with are as follows: the absolute value of the difference between setting booting moment environment temperature T3 and target temperature T4 is △ T2,
Unit be DEG C, be arranged this air-conditioning from be switched on reaching when target temperature T4 the required time be t, unit min, detect outside
Machine environment temperature is T_out 2, and setting temperature decline coefficient is ξ 2, indoor target temperature value and outdoor environment temperature absolute difference
Bigger ξ 2 is bigger.
△ T2/t* ξ 2 is calculated, uses the foundation of the air permeability in the place of air-conditioning as estimation.
The space size V in the place of air-conditioning is used in combination according to the air permeability of aforementioned estimation in S303, automatically controls air-conditioning
Ventilation.
For example, can be with are as follows: if △ T2/t* ξ 2≤T_change* first threshold, control air-conditioning in the first working condition work
Make；If T_change* first threshold < △ T2/t* ξ 2≤T_change* second threshold, air-conditioning is controlled in the second working condition work
Make；If T_change* second threshold < △ T2/t* ξ 2≤T_change* third threshold value, air-conditioning is controlled in third working condition work
Make；If the 4th threshold value of 2≤T_change* of T_change* third threshold value < △ T2/t* ξ, air-conditioning is controlled in the 4th working condition work
Make.
Further, under first working condition, user is reminded to close door, window and other ventilation equipments by prompt unit
Deng；Under second working condition, then judge it is good using the place indoor and outdoor air interaction of air-conditioning, without opening ventilation mould
Formula；Under the third working condition, 2*t_exchange is divided between setting time of exchanging gas, and the fan operation time is T_
fanwork；Under 4th working condition, t_exchange is divided between setting time of exchanging gas, and the fan operation time is T_
fanwork。
Further, it can be adjusted according to air conditioner comfort curve with upper threshold value, reach comfortable and efficiency balance, ventilation carry out
When, allow room temperature small range to fluctuate, compressor of air conditioner keeps low-frequency operation, and after the completion of ventilation, compressor of air conditioner is with constant
Frequency operation.According to a preferred embodiment of the present invention, can also include: the first threshold be 60%, and/or, it is described
Second threshold is 80%, and/or, the third threshold value is 90%, and/or, the 4th threshold value is 100%.
Further, the also controllable air-conditioning of the present invention enters sleep and sleep soundly mode.Such as are as follows: judge current time whether position
In local sleeping time section, if so, control air-conditioning enters sleep pattern.The current time can be real-time by time quantum
It obtains, directly can also obtain the remote controler time from remote controler.
Further, if the 5th threshold value of 2≤T_change* of △ T2/t* ξ, control air-conditioning works in the 5th working condition；If T_
The 6th threshold value of the 5th 2≤T_change* of threshold value < △ T2/t* ξ of change*, control air-conditioning work in the 6th working condition；If T_
The 7th threshold value of the 6th 2≤T_change* of threshold value < △ T2/t* ξ of change*, control air-conditioning work in the 7th working condition；If T_
The 8th threshold value of the 7th 2≤T_change* of threshold value < △ T2/t* ξ of change*, control air-conditioning work in the 8th working condition.
Further, under the 5th working condition, user is reminded to close door and/or/window；Under 6th working condition,
Then judge to interact using the place indoor and outdoor air of air-conditioning well, without opening ventilatory pattern；Under 7th working condition, if
Displacement gas time interval is 1.5*t_exchange, and the fan operation time is T_fanwork；Under 8th working condition,
0.8*t_exchange is divided between setting time of exchanging gas, and the fan operation time is T_fanwork.
Further, it can be adjusted according to air conditioner comfort curve with upper threshold value, reach comfortable and efficiency balance, ventilation carry out
When, allow room temperature small range to fluctuate, compressor of air conditioner keeps low-frequency operation, and after the completion of ventilation, compressor of air conditioner is with constant
Frequency operation.It according to a preferred embodiment of the present invention, can also be 70% including the 5th threshold value；And/or described
Six threshold values are 80%；And/or the 7th threshold value is 90%；And/or the 8th threshold value is 100%.
According to a preferred embodiment of the present invention, also controllable air-conditioning enters more people's use patterns:
Specifically for example: judging whether to receive more people using setting signal, if so, control air-conditioning enters to be made in more people
Use mode.Wherein, it may include: to be arranged between time of exchanging gas to be divided into t_ that the control air-conditioning, which enters in more people's use patterns,
Exchange=(n-1)/8*t_exchange, and the fan operation time is T_fanwork, wherein n is setting number of users, and
2≤n≤5, n ∈ integer.
For example, more people's use patterns can be entered by control multi-player mode setting unit 104, and/or, set number.
Further, when occurring abnormal such as air-conditioning, then aforementioned intelligent ventilatory pattern is exited, as other modes of anomalous effects are transported
Row, then shut down processing.
The automatic control for the intelligence that the air exchange control system of air-conditioning of the invention is realized increases air detection without additional
Hardware module and space size detect hardware module, and main control unit is by variation of ambient temperature rate, in conjunction with the refrigeration or system of unit
Heat, and outdoor thermic load coefficient, estimate space size and indoor and outdoor ventilation condition, by air quality curve, when determining ventilation
Between be spaced and the fan operation time.
The invention need to only increase room conditioning control unit for the runing time and ventilation of draft fan inside and outside control room
Intelligent air exchangeable conditioner can be realized in time interval, reduces cost input, keeps air-conditioning more comfortable more energy saving.
Through the above description of the embodiments, those skilled in the art can be understood that according to above-mentioned implementation
The method of example can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but it is very much
In the case of the former be more preferably embodiment.Based on this understanding, technical solution of the present invention is substantially in other words to existing
The part that technology contributes can be embodied in the form of software products, which is stored in a storage
In medium (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal device (can be mobile phone, calculate
Machine, server or network equipment etc.) execute method described in each embodiment of the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, according to
According to technical spirit any simple modification, equivalent change and modification to the above embodiments of the invention, this hair is still fallen within
In the range of bright technical solution.
Claims (20)
1. a kind of ventilation control method of air-conditioning characterized by comprising
The ventilation condition in the place where when being used according to air-conditioning controls air-conditioning and moves certainly in conjunction with the space size V in the place
Gas；
Wherein, the cooling capacity or heat P generated when being in based on place where air-conditioning and reach pre-set target temperature T2 under air-tight state,
Determine the space size V in the place using air-conditioning；
The cooling capacity generated when being in based on place where air-conditioning and reach pre-set target temperature T2 under air-tight state or heat P,
Determine the space size V in the place using air-conditioning, comprising: keep place where air-conditioning to be in air-tight state, based on the booting moment
Environment temperature T1, target temperature T2, and the temperature decline coefficient ξ determined according to outdoor machine of air-conditioner environment temperature and target temperature T2
1, the space size V, V=P/ (△ T1* ξ 1) in the place are calculated,
Wherein: △ T1 is the absolute value of the difference between being switched on moment environment temperature T1 and target temperature T2, and P is air-conditioning in sealed shape
It declines under state from booting moment indoor environment temperature T1 to the cooling capacity or heat, ξ 1 generated when reaching pre-set target temperature T2 for temperature
Subtract coefficient；
The cooling capacity or heat P of the generation, according to P=Pt_max* t_min is determined；
Wherein, Pt_maxMaximum refrigeration or heating capacity when being air-conditioner set operation, t_min be air-conditioning under air-tight state from booting
To required time when reaching target temperature T2；
Air-conditioning automatic air-exchanging is controlled in conjunction with space size V, comprising:
Air-conditioning estimates best ventilation interval time t_exchange and swept volume V_air, by blower according to space size value V
Air charge rate V_fanspeed calculates time of exchanging gas T_fanwork, T_fanwork=V_air/V_fanspeed.
2. the method as described in claim 1 characterized by comprising
Before the space size for calculating place, user is prompted to keep indoor air-tight state, according to booting moment environment temperature T1, pressed
According to pre-set target temperature T2 automatic running maximum refrigeration or heating mode.
3. method according to claim 1 or 2 characterized by comprising
When temperature reaches pre-set target temperature T2, temperature changing speed T_change, T_change=△ T1/t_min* ξ are calculated
1；
Wherein: △ T1 is the absolute value of the difference between being switched on moment environment temperature T1 and target temperature T2, and t_min is air-conditioning close
Required time, ξ 1 are temperature decline coefficient when target temperature T2 from be switched on to reaching under closed state.
4. the method according to claim 1, which is characterized in that further include: the sky in the place of the air-conditioning
Between size V be calculated and save when first used in the place in air-conditioning.
5. the method as described in claim 1, which is characterized in that further include:
The ventilation condition in place when estimation is using the air-conditioning；
Wherein, before the ventilation condition for estimating the place, air-conditioning is controlled with maximum refrigeration or heating operation to target temperature
T4 is controlled compressor of air conditioner and is run with constant frequency after reaching target temperature T4.
6. the method as described in claim 1,2 or 5, which is characterized in that the ventilation shape in the place where when being used according to air-conditioning
Condition controls air-conditioning automatic air-exchanging in conjunction with the space size V in the place, comprising:
If △ T2/t* ξ 2≤T_change* first threshold, control air-conditioning works in the first working condition；
And/or if T_change* first threshold < △ T2/t* ξ 2≤T_change* second threshold, air-conditioning is controlled in the second work
Make work status；
And/or if T_change* second threshold < △ T2/t* ξ 2≤T_change* third threshold value, air-conditioning is controlled in third work
Make work status；
And/or if the 4th threshold value of 2≤T_change* of T_change* third threshold value < △ T2/t* ξ, air-conditioning is controlled in the 4th work
Make work status；
Wherein, △ T2 is the absolute value of the difference between being switched on moment environment temperature T3 and target temperature T4, and t is this air-conditioning from opening
For machine to required time when reaching target temperature T4, ξ 2 is temperature decline coefficient；
Under first working condition, user is reminded to close door, and/or window；
And/or under second working condition, then judge to interact well using the place indoor and outdoor air of air-conditioning, without opening
Ventilatory pattern；
And/or under the third working condition, it is divided into 2*t_exchange between setting time of exchanging gas, and the fan operation time is
T_fanwork；
And/or under the 4th working condition, t_exchange is divided between setting time of exchanging gas, and the fan operation time is T_
fanwork；
The first threshold is 60%；And/or the second threshold is 80%；And/or the third threshold value is 90%；And/or
4th threshold value is 100%.
7. such as claim 1,2 or 5 described in any item methods, which is characterized in that place where when being used according to air-conditioning
Ventilation condition controls air-conditioning automatic air-exchanging in conjunction with the space size V in the place, comprising:
Judge whether current time is located at local sleeping time section, if so, control air-conditioning enters sleep pattern.
8. the method for claim 7, which is characterized in that the control air-conditioning enters sleep pattern and includes:
If the 5th threshold value of 2≤T_change* of △ T2/t* ξ, control air-conditioning works in the 5th working condition；
And/or if the 6th threshold value of the 5th 2≤T_change* of threshold value < △ T2/t* ξ of T_change*, air-conditioning is controlled in the 6th work
Make work status；
And/or if the 7th threshold value of the 6th 2≤T_change* of threshold value < △ T2/t* ξ of T_change*, air-conditioning is controlled in the 7th work
Make work status；
And/or if the 8th threshold value of the 7th 2≤T_change* of threshold value < △ T2/t* ξ of T_change*, air-conditioning is controlled in the 8th work
Make work status；
Under 5th working condition, user is reminded to close door, and/or window；
And/or under the 6th working condition, then judge to interact well using the place indoor and outdoor air of air-conditioning, without opening
Ventilatory pattern；
And/or under the 7th working condition, 1.5*t_exchange, and fan operation time are divided between setting time of exchanging gas
For T_fanwork；
And/or under the 8th working condition, 0.8*t_exchange, and fan operation time are divided between setting time of exchanging gas
For T_fanwork；
5th threshold value is 70%；And/or the 6th threshold value is 80%；And/or the 7th threshold value is 90%；And/or
8th threshold value is 100%.
9. claim 1,2 or 5 it is any as described in method, which is characterized in that place where when being used according to air-conditioning it is logical
Wind condition controls air-conditioning automatic air-exchanging in conjunction with the space size V in the place, comprising:
Judge whether to receive more people using setting signal, if so, control air-conditioning enters more people's use patterns.
10. such as claim 1,2,5 or 8 described in any item methods characterized by comprising when ventilation, compressor of air conditioner is protected
Low-frequency operation is held, after the completion of ventilation, compressor of air conditioner is run with constant frequency.
11. a kind of air exchange control system of air-conditioning characterized by comprising
The ventilation condition in the place where when being used according to air-conditioning controls air-conditioning and moves certainly in conjunction with the space size V in the place
The unit of gas；
Wherein, the cooling capacity or heat P generated when being in based on place where air-conditioning and reach pre-set target temperature T2 under air-tight state,
The space size V in place where determining air-conditioning；
The cooling capacity generated when being in based on place where air-conditioning and reach pre-set target temperature T2 under air-tight state or heat P,
The space size V in place where determining air-conditioning, comprising:
Place where air-conditioning is kept to be in air-tight state, based on booting moment environment temperature T1, target temperature T2, and according to sky
The temperature decline coefficient ξ 1 for adjusting outer machine environment temperature and target temperature T2 to determine, determines the unit of the space size V in the place,
V=P/ (△ T1* ξ 1), in which: △ T1 is the absolute value of the difference between being switched on moment environment temperature T1 and target temperature T2, and P is
Air-conditioning is under air-tight state from booting moment indoor environment temperature T1 to the cooling capacity or heat generated when reaching pre-set target temperature T2
Amount, ξ 1 are temperature decline coefficient；
The cooling capacity or heat P of the generation, according to P=Pt_max* t_min is determined；
Wherein, Pt_maxMaximum refrigeration or heating capacity when being air-conditioner set operation, t_min be air-conditioning under air-tight state from booting
To required time when reaching target temperature T2；
Air-conditioning automatic air-exchanging is controlled in conjunction with space size V, comprising:
Air-conditioning estimates best ventilation interval time t_exchange and swept volume V_air, by blower according to space size value V
Air charge rate V_fanspeed calculates time of exchanging gas T_fanwork, T_fanwork=V_air/V_fanspeed.
12. system as claimed in claim 11, which is characterized in that be under air-tight state based on place where air-conditioning and reach pre-
If the cooling capacity or heat P that are generated when target temperature T2, the space size V in place where determining air-conditioning, comprising:
Before the space size for calculating place, user is prompted to keep indoor air-tight state, according to booting moment environment temperature T1, pressed
According to pre-set target temperature T2 automatic running maximum refrigeration or the unit of heating mode.
13. the system as described in claim 11 or 12 characterized by comprising
When temperature reaches pre-set target temperature T2, the unit of temperature changing speed T_change, T_change=△ T1/ are calculated
t_min*ξ1；
Wherein: △ T1 is the absolute value of the difference between being switched on moment environment temperature T1 and target temperature T2, and t_min is air-conditioning close
Required time, ξ 1 are temperature decline coefficient when target temperature T2 from be switched on to reaching under closed state.
14. such as the described in any item systems of claim 11-12, which is characterized in that further include:
The space size V in the place of the air-conditioning is calculated and saves when first used in the place in air-conditioning.
15. system as claimed in claim 11 characterized by comprising
Space ventilator evaluation unit, the ventilation condition in place when estimation is using the air-conditioning；
Wherein, before the ventilation condition for estimating the place, room conditioning control unit controls air-conditioning with maximum refrigeration or system
Heat operation is controlled compressor of air conditioner and is run with constant frequency to target temperature T4 after reaching target temperature T4.
16. the system as described in claim 11,12 or 15, which is characterized in that place where when being used according to air-conditioning it is logical
Wind condition controls the unit of air-conditioning automatic air-exchanging in conjunction with the space size V in the place, comprising:
Room conditioning control unit, control air-conditioning work state to complete automatic air-exchanging,
If △ T2/t* ξ 2≤T_change* first threshold, control air-conditioning works in the first working condition；
And/or if T_change* first threshold < △ T2/t* ξ 2≤T_change* second threshold, air-conditioning is controlled in the second work
Make work status；
And/or if T_change* second threshold < △ T2/t* ξ 2≤T_change* third threshold value, air-conditioning is controlled in third work
Make work status；
And/or if the 4th threshold value of 2≤T_change* of T_change* third threshold value < △ T2/t* ξ, air-conditioning is controlled in the 4th work
Make work status；
Wherein, △ T2 is the absolute value of the difference between being switched on moment environment temperature T3 and target temperature T4, and t is this air-conditioning from opening
For machine to required time when reaching target temperature T4, ξ 2 is temperature decline coefficient；
Under first working condition, user is reminded to close door, and/or window；
And/or under second working condition, then judge to interact well using the place indoor and outdoor air of air-conditioning, without opening
Ventilatory pattern；
And/or under the third working condition, it is divided into 2*t_exchange between setting time of exchanging gas, and the fan operation time is
T_fanwork；
And/or under the 4th working condition, t_exchange is divided between setting time of exchanging gas, and the fan operation time is T_
fanwork；
The first threshold is 60%；And/or the second threshold is 80%；And/or the third threshold value is 90%；And/or
4th threshold value is 100%.
17. claim 11,12 or 15 it is any as described in system, the ventilation condition in the place where when being used according to air-conditioning,
In conjunction with the space size V in the place, the unit of air-conditioning automatic air-exchanging is controlled, comprising:
Judge whether current time is located at local sleeping time section, if so, control air-conditioning enters sleep pattern.
18. system as claimed in claim 17, which is characterized in that the control air-conditioning enters sleep pattern and includes:
Room conditioning control unit controls air-conditioning work state to complete automatic air-exchanging；
If the 5th threshold value of 2≤T_change* of △ T2/t* ξ, control air-conditioning works in the 5th working condition；
And/or if the 6th threshold value of the 5th 2≤T_change* of threshold value < △ T2/t* ξ of T_change*, air-conditioning is controlled in the 6th work
Make work status；
And/or if the 7th threshold value of the 6th 2≤T_change* of threshold value < △ T2/t* ξ of T_change*, air-conditioning is controlled in the 7th work
Make work status；
And/or if the 8th threshold value of the 7th 2≤T_change* of threshold value < △ T2/t* ξ of T_change*, air-conditioning is controlled in the 8th work
Make work status；
Under 5th working condition, user is reminded to close door, and/or window；
And/or under the 6th working condition, then judge to interact well using the place indoor and outdoor air of air-conditioning, without opening
Ventilatory pattern；
And/or under the 7th working condition, 1.5*t_exchange, and fan operation time are divided between setting time of exchanging gas
For T_fanwork；
And/or under the 8th working condition, 0.8*t_exchange, and fan operation time are divided between setting time of exchanging gas
For T_fanwork；
5th threshold value is 70%；And/or the 6th threshold value is 80%；And/or the 7th threshold value is 90%；And/or
8th threshold value is 100%.
19. such as claim 11,12 or 15 described in any item systems, which is characterized in that the field where when being used according to air-conditioning
Ventilation condition control the unit of air-conditioning automatic air-exchanging in conjunction with the space size V in the place, comprising:
Multi-player mode setting unit；
Judge whether to receive more people using setting signal, if so, controlling air-conditioning by multi-player mode setting unit enters place
In more people's use patterns.
20. such as claim 11,12,15 or 18 described in any item systems, which is characterized in that room conditioning control unit packet
Include: when ventilation, compressor of air conditioner keeps low-frequency operation, and after the completion of ventilation, compressor of air conditioner is run with constant frequency.
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| CN108871616B (en) * | 2018-09-19 | 2021-07-30 | 珠海格力电器股份有限公司 | Motor state identification method and device |
| CN109654655B (en) * | 2018-12-11 | 2021-10-26 | 美的集团武汉制冷设备有限公司 | Air conditioner, control method and device thereof and readable storage medium |
| CN110081520B (en) * | 2019-04-30 | 2023-11-28 | 广东美的制冷设备有限公司 | Air conditioner, fresh air system and control method and device thereof |
| CN111601030A (en) * | 2020-03-07 | 2020-08-28 | 宋师光 | Adaptive control platform adopting cloud computing |
| CN112283911A (en) * | 2020-03-07 | 2021-01-29 | 宋师光 | Adaptive control method adopting cloud computing |
| CN116434450B (en) * | 2023-03-15 | 2023-10-10 | 连云港创鸿信息科技有限公司 | Intelligent indoor air environment pollution early warning system and method for building |
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| CN102128481A (en) * | 2010-01-20 | 2011-07-20 | 珠海格力电器股份有限公司 | Air conditioner as well as control method and device thereof |
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