CN1967078A - Air conditioning system and controlling method thereof - Google Patents
Air conditioning system and controlling method thereof Download PDFInfo
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- CN1967078A CN1967078A CN 200610107428 CN200610107428A CN1967078A CN 1967078 A CN1967078 A CN 1967078A CN 200610107428 CN200610107428 CN 200610107428 CN 200610107428 A CN200610107428 A CN 200610107428A CN 1967078 A CN1967078 A CN 1967078A
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Abstract
There ore provided an air conditioning system and a method of controlling the air conditioning system. The air conditioning system includes a controller having a selection key for selecting an operation mode or an air volume rate. An air cleaning unit includes a signal receiving portion receiving an instruction inputted using the selection key, a control portion receiving the instruction from the signal receiving portion, and a driving portion actuating a fan motor or other components according to the instruction inputted to the control portion. A ventilation unit includes a control portion receiving a signal from the control portion of the air cleaning unit, and a driving portion actuating a fan motor or other components according to an instruction from the control portion of the ventilation unit.
Description
Technical field
The present invention relates to the control method of a kind of air-conditioning system and air-conditioning system, more specifically, relate to a kind of pollutant sensor that utilizes and automatically perform the air-conditioning system of air cleaning and ventilation and the control method of this air-conditioning system.
Background technology
When the space internal respiration of biology in sealing, carbon dioxide can increase in time, and makes this biology more and more difficult in this enclosure space internal respiration thus.Therefore, the enclosure space in for example many personnel office of working together or the car needs regularly to ventilate.Ventilating system can be widely used in these purposes.
Such ventilating system generally is installed on ground or the ceiling with the inflow of execution outdoor air and the outflow of room air.That not enough or a large amount of personnel stay such ventilating system for gravity-flow ventilation is local particularly useful.
But, air cleaning member or ventilation equipment only are set in the ventilating system of correlation technique.Therefore, for example, when these ventilation equipment move in the winter time,, the efficiency of heating surface is reduced because cold outdoor air directly imports to the interior space.
In addition, because this air cleaning member does not have ventilation function, so room area can't use this air cleaning member to ventilate.And, can not automatically perform air cleaning and ventilation according to the pollutant level of room air.
Summary of the invention
Therefore, the present invention is devoted to the control method of a kind of air-conditioning system and this air-conditioning system, and it has overcome basically because the restriction of correlation technique and one or more problems that defective is caused.
One of purpose of the present invention provides a kind of can carry out the ventilation individually at the same time or separately and the air-conditioning system of air cleaning in order to keep indoor air clean, and the control method of this air-conditioning system.
Another object of the present invention provides a kind of air-conditioning system, can carry out to provide automatically at the same time or separately to ventilate and the automatic mode of air-cleaning function and execution provides ventilation and/or air-cleaning function in response to the instruction of user's input artificial mode.
For other advantage of the present invention, purpose and feature, a part will be explained in the following description, and part basis will become clear to those skilled in the art to research hereinafter, or can recognize from the practice of the present invention.Can realize and obtain purpose of the present invention and other advantage by the structure of specifically noting in printed instructions and claims and the appended accompanying drawing.
As this enforcement and generalized description, in order to realize these purposes and other advantage, provide a kind of air-conditioning system here according to target of the present invention, comprising: the controller that is used to select operational mode or air output speed (air volume rate); Air cleaning member, it comprises the signal receive section that receives the instruction utilize the options button input, receives the control section of this instruction and activates the drive part of fan electromotor or other parts according to the instruction that is input to this control section from this signal receive section; And unit ventilators, it comprises from the control section of the control section received signal of air cleaning member with according to the drive part that activates fan electromotor or other parts from the instruction of the control section of this unit ventilators.
In another aspect of the present invention, a kind of control method of air-conditioning system is provided, this method comprises: open air-conditioning system and this air-conditioning system of operation under ventilation/purification integrated mode; Determine the operational mode of this air-conditioning system and this air-conditioning system of operation under this operational mode of determining in response to the pattern switching command; And close this air-conditioning system in response to halt instruction or another pattern switching command and maybe this air-conditioning system is switched to another operational mode.
Aspect another, provide a kind of control method of air-conditioning system of the present invention, this method comprises: according to the operational mode of model selection Instruction Selection air-conditioning system that selected by the user or the preset program input; This air-conditioning system of operation under selected operational mode is used to provide and ventilates and/or air cleaning; According to pattern switching command this air-conditioning system is switched to another kind of operational mode by user's input; This air-conditioning system of operation under the operational mode of being switched; And the operation that when the user imports halt instruction or reach predetermined running time, stops air-conditioning system.
In another aspect of the present invention, a kind of control method of air-conditioning system is provided, this method comprises: air-conditioning system is set to automatic mode; Use at least a pollutant sensor to detect the pollutant level of room air; Determine the fan delivery speed of this air-conditioning system according to the pollutant level of measuring by this pollutant sensor; And with speed drive fan corresponding to this air output speed of determining.
The general description of front of the present invention and following detailed introduction all are interpreted as exemplary and explanat, and are used to the further explanation that the invention provides of being advocated.
Description of drawings
Accompanying drawing comprises in this application and is used for the invention provides further explanation as the application's a part, and and declaratives one be used from and explain principle of the present invention.In these accompanying drawings:
Fig. 1 is included in the perspective view according to the air cleaning member in the air-conditioning system of the present invention;
Fig. 2 is the decomposition diagram at the air cleaning member shown in Fig. 1;
Fig. 3 is the decomposition diagram that is illustrated in the air-flow of the air cleaning member in the air vent mode;
Fig. 4 is the perspective view that is illustrated in the air-flow of the air cleaning member in the purification pattern;
Fig. 5 is the perspective view according to air-conditioning system of the present invention;
Fig. 6 is the profile that is illustrated in the air-flow of the air-conditioning system shown in Fig. 5;
Fig. 7 is the plane according to air-conditioning system controller of the present invention;
Fig. 8 is the block diagram according to air-conditioning system of the present invention;
Fig. 9 is the flow chart of explanation according to air-conditioning system control method of the present invention;
Figure 10 is fan delivery speed step is determined in explanation when selecting automatic mode for an air-conditioning system according to the present invention flow chart;
Figure 11 is that explanation uses the VOC sensor to determine the flow chart of pollutant level step when air-conditioning system according to the present invention is moved in automatic mode;
Figure 12 is the flow chart that explanation using gases sensor when air-conditioning system according to the present invention is moved in automatic mode is determined the pollutant level step;
Figure 13 is that explanation uses carbon dioxide sensor to determine the flow chart of pollutant level step when air-conditioning system according to the present invention is moved in automatic mode; And
Figure 14 is air quantity of fan output step is determined in explanation when air-conditioning system according to the present invention is moved in automatic mode a flow chart.
The specific embodiment
To the preferred embodiments of the present invention be described in the accompanying drawings in detail with reference to preferred implementation of the present invention now.
Fig. 1 is included in the perspective view according to the air cleaning member in the air-conditioning system of the present invention 10; Fig. 2 is the decomposition diagram of air cleaning member 10.
With reference to figure 1 and Fig. 2, this air cleaning member 10 comprises: the protecgulum 11 that has air suction inlet at middle body; The lid guiding piece 12 that protecgulum 11 is mounted thereto; Lid guiding piece 12 installs and has at cross side the grid 14 of purification back air drain hole slidably thereon; Be arranged in grid 14 bottoms and be used for removing the filter 13 of the gentle flavor of impurity from air; Be connected to the control box 19 of these grid 14 lower limbs; Be detachably attached to the control panel 21 that covers guiding piece 12 bottoms; And the curtain-shaped cover member 23 that optionally covers air drain hole after the purification that is formed on grid 14 cross sides.Specifically, main printed circuit board (PCB) substrate is placed in the control box 19 operations with control air cleaning member 10, and display PCB substrate is installed in a side of control panel 21 rear surfaces, be used to show the running status of air cleaning member 10.When this air cleaning member 10 was installed between wall and the ceiling, curtain-shaped cover member 23 covered grid 14 air drain hole after the purification of wall.At this moment, the front side of air by being positioned at this grid 14 and the discharge orifice discharging of opposite side.
This air cleaning member 10 also comprises: be arranged in filter 13 tops, be used for the indoor or outdoors air is sucked the fan 15 of this air cleaning member 10, the pipe box 145 that removably connects these grid 14 bottoms, be used for guiding by fan 15 inhaled airs, drive the fan electromotor 20 of this fan 15, and the back plate 16 with side that is connected to discharge duct and steam line.Fan electromotor 20 is installed on the plate 16 of back.
This air cleaning member 10 also comprises: be installed in the substrate 22 that is used to strengthen this back plate 16 on plate 16 upper surfaces of back, be connected to the installation housing 17 of back plate 16 1 sides, it allows back plate 16 easily is connected to discharge duct and steam line, and the mounting bar 18 that is detachably attached to plate 16 tops, back, be used for allowing and should easily be installed to wall or ceiling by back plate 16.Specifically, housing 17 is installed and is comprised suction hole that allows the room air inflow and the steam vent 172 that is used for room air is discharged to outdoor area.Back plate 16 comprises suction hole 163 and the steam vent corresponding to suction hole 173 that housing 17 is installed and steam vent 172 formation.Therefore, room air and outdoor air can by suction hole 163 and 173 and steam vent 162 and 172 flow into and flow out this air cleaning member 10.
Below, will the air-flow that pass the air cleaning member 10 that is installed in room area be described with reference to the drawings according to the air vent mode and the purification pattern of air cleaning member 10.
Fig. 3 is the decomposition diagram that is illustrated in the air-flow that passes air cleaning member 10 in the air vent mode.
With reference to figure 3, air cleaning member 10 is installed on the ceiling, and the suction hole 173 of housing 17 and steam vent 172 will be installed be connected to and pass the pipe fitting 30 that wall extends.Here, air cleaning member 10 can be connected to the pipe fitting that passes the ceiling extension by difform installation housing.Here omitted the description of difformity being installed housing.
Specifically, pipe fitting 30 comprises the steam line 31 that allows room air to flow into air cleaning member 10 and allows room air to flow to the discharge duct 32 of outdoor area.
More particularly, in air vent mode, outdoor air is incorporated into the air cleaning member 10 from steam line 31 by the suction hole 173 of installation housing 17 and the suction hole 163 of back plate 16.Next, when outdoor air along from the bottom of filter 13 when the direction on top is passed the filter 13 that is installed in grid 14 inboards, outdoor air is cleaned.Cleaned air passes further flows between grid 14 and back plate 16.Then, the outdoor air after will purifying by fan 15 is by being formed on discharging grid 141 horizontal drain of grid 14 sidepieces.
Simultaneously, in air vent mode, room air is drawn in the air cleaning member 10 by the air discharge grille 148 that is formed on grid 14 corner parts.On corresponding to the position of steam vent 162 of back plate 16, form air discharge grille 148, and this air discharge grille 148 is along the edge bending of steam vent 162.The room air that will be drawn into air cleaning member 10 by air discharge grille 148 by steam vent 162 and 172 and discharge duct 32 be discharged to outdoor area.
Fig. 4 is the perspective view that is illustrated in the air-flow that passes air cleaning member 10 in the purification pattern.
With reference to figure 4, in the purification pattern of air cleaning member 10, do not flow through steam line 31 and discharge duct 32 owing in purification pattern, be connected to heat recovery ventilator (hereinafter introducing) the not running, so room air and the outdoor air of pipe fitting 30.Will be explained in greater detail below heat recovery ventilator.
Particularly, in purification pattern, room air is drawn in the air cleaning member 10 by the room air inlet hole 111 that is formed in the protecgulum 11.When the filter 13 with the indoor air purification that sucks.Then, the discharging grid by grid 14 141 discharges back room area with room air.
More specifically, when having selected purification pattern, room air is brought in the air cleaning member 10 by room air inlet hole 111 by fan 15.The room air that sucks is cleaned by filter 13 time, and 143 flows to fan 15 through the hole.Then, the room air after being promoted in the horizontal direction to purify by fan 15 is also guided discharging grid 141 into by air guide member 144 (referring to Fig. 2), there room air is discharged back room area.
Fig. 5 is the perspective view according to air-conditioning system of the present invention; Fig. 6 is the profile that is illustrated in the air-flow of the air-conditioning system shown in Fig. 5.
With reference to figure 5 and Fig. 6, air-conditioning system according to the present invention comprises: air cleaning member 10, be connected to unit ventilators air cleaning member 10, for example heat recovery ventilator 40 by pipe fitting 30, and the controller 90 that is connected to air cleaning member 10 by radio wave or cable.
Particularly, this pipe fitting 30 comprises steam line 31 and discharge duct 32.One end of pipe fitting 30 is connected to suction hole 173 and steam vent 172, and the other end of pipe fitting 30 is connected to heat recovery ventilator 40.Between attaching parts 30 and heat recovery ventilator 40, arrange steam line tube connector 33 and discharge duct tube connector 34, heat recovery ventilator 40 can be connected to pipe fitting 30 reliably like this.
In heat recovery ventilator 40, flow to the outdoor air of air cleaning member 10 and carry out heat exchange from the room air of air cleaning member 10.Therefore, the temperature of room area can be owing to the outdoor air that provides to room area from outdoor area and rapid fluctuations.For example, when indoor temperature is higher than outdoor temperature, heat passes to outdoor air from the room air of air cleaning member 10 discharging, to reduce at room area and to be provided to temperature difference between the outdoor air of room area, prevents the temperature fluctuation at room area thus.
Particularly, this heat recovery ventilator 40 comprises: form exhaust entrance 42 at one end, leave the air supply outlet 43 that these exhaust entrance 42 preset distances form, be formed on the air exit 44 of exhaust entrance 42 offsides, be formed on the air supply inlet 45 of air supply outlet 43 offsides, and heat exchanger 41.
More specifically, in heat exchanger 41, between the outflow of the inflow of outdoor air and room air heat exchange takes place, but can not mix between outdoor air and room air.
This heat recovery ventilator 40 also comprises the scavenger fan 47 in the pipe that is installed between exhaust entrance 42 and the air exit 44, and is installed in the interior air-feeding ventilator 46 of pipe between air supply inlet 45 and the air supply outlet 43.
Specifically, exhaust entrance 42 and air supply outlet 43 are formed on the same side of this heat recovery ventilator 40, and air exit 44 and air supply inlet 45 are formed on the same side of ventilator 40.But the position of exhaust entrance 42 and air supply outlet 43 or air exit 44 and air supply inlet 45 can change according to the type of heat recovery ventilator 40.
More specifically, exhaust entrance 42 is connected to discharge duct tube connector 34, flow into from air cleaning member 10 to allow room air, and air supply outlet 43 is connected to steam line tube connector 33, outdoor air is fed to air cleaning member 10.
User or operator can use the button of controller 90, jointly to operate this air cleaning member 10 and heat recovery ventilator 40 individually or mutually.In other words, when the user selected air vent mode, air cleaning member 10 and heat recovery ventilator 40 were moved together, and room area is ventilated.When the user selects purification pattern, have only air cleaning member 10 operations.At this moment, outdoor air is not introduced room area, but discharge back room area with indoor air purification and from this air cleaning member 10 by air cleaning member 10.
Carbon dioxide sensor or volatile organic compound (VOC) sensor are installed in air cleaning member 10.Particularly, as assessment air-polluting method, carbon dioxide sensor is used to measure the carbon dioxide level of room air.VOC level in the VOC sensor measurement room air is to determine comprising how many harmful substances in room air.Here, term VOC (volatile organic compound) is used for representing to be included in airborne all types of organic compound with gas phase.VOC can be for solid-state or liquid under indoor temperature/atmospheric pressure.High-caliber VOC causes for example pain symptom or diseases such as respiratory disorder, anaphylactic disease and headache.In addition, can in air cleaning member 10 or wall, gas sensor be installed, be used to detect other pernicious gas except that VOC.Gas sensor can be connected to the control section of air cleaning member 10 through radio wave.Use is measured the level of pollution of room air from the sensor signal of sensor, and on the basis of the level of pollution of this measurement, can move this air cleaning member 10 automatically under air vent mode and/or purification pattern.
To introduce the air-flow of this air-conditioning system below.
When having selected air vent mode automatically by user's selection or in response to sensor signal, the fan 15 of air cleaning member 10 and the air-feeding ventilator 46 of heat recovery ventilator 40 and scavenger fan 47 are driven.Operation by air-feeding ventilator 46 is drawn into outdoor air in the heat recovery ventilator 40, and by the running of scavenger fan 47 room air is drawn into heat recovery ventilator 40.When passing the heat exchanger 41 that is installed on the heat recovery ventilator 40, the mutual heat exchange of the outdoor air of suction and room air.Then, outdoor air is incorporated in the air cleaning member 10, and purifies by the filter 13 that is installed in the air cleaning member 10 by steam line 31.After this, the discharging grid by grid 14 141 is discharged into room area with outdoor air.
Fig. 7 is the plane according to air-conditioning system controller 90 of the present invention.
With reference to figure 7, controller 90 is connected to air cleaning member 10 by cable or radio wave.
Particularly, air cleaning member 10 is included in the remote signal receiver of front side, is used to receive the manipulation/command signal of self-controller 90.Remote signal receiver sends the signal that receives to the control section of air cleaning member 10.Control section can be according to the parts that are included in air cleaning members 10 such as instruction control example in the signal such as fan 15.
More specifically, controller 90 comprises: the display window 96 that is used to show the air-conditioning system running status, be used to receive power key 91 from user's beginning and halt instruction, the predetermined key 92 that is used for predetermined air-conditioning system operation, be used to select the mode selecting key 93 of air vent mode or purification pattern, be used for controlling the air quantity operating key 94 of the fan output that is installed in air cleaning member 10 and heat recovery ventilator 40, be used to select operation fast or power saving operation fast/economize telegraph key 95.
Can utilize fast/quick operation function that power saving options button 95 is selected for two purpose settings.First purpose, with the speed drive air-feeding ventilator 46 higher than scavenger fan 47, the feasible air capacity of introducing room area from outdoor area is greater than the air capacity that is discharged into outdoor area from room area, and the outdoor air that can reduce pollution like this flows directly into the chance of room area by other approach of for example window.Second purpose with the speed drive scavenger fan 47 higher than air-feeding ventilator 46, makes manyly than the air capacity that is incorporated into room area from outdoor area to outdoor area air discharged amount, and the room air of Wu Raning can be discharged into outdoor area apace like this.
The user can utilize power key 91 these air-conditioning systems of operation, and utilizes mode selecting key 93 to select the integrated mode of purification pattern, air vent mode and purification pattern and air vent mode.In addition, the user can control the speed that is installed in fan in this air-conditioning system.
Particularly, press mode selecting key 93 by one or many, the user can select the operational mode wanted between purification pattern, air vent mode and automatic mode.In other words, when pressing power key 91 for the first time, air-conditioning system (default mode) under purification pattern starts down.Press mode selecting key 93 by twice, purification pattern can be become automatic mode.Although be to select purification pattern, air vent mode and automatic mode in this order, can select them in differing order.
Actual air volume operating key 94 can strong, superpower and at a slow speed between select the air quantity output of fan.Can change the order of alternative air quantity output intent option.
Fig. 8 is the block diagram according to air-conditioning system of the present invention.
With reference to figure 8, air-conditioning system setting of the present invention comprises aforesaid air cleaning member 10, controller 90 and heat recovery ventilator 40.
Particularly, air cleaning member 10 comprises the signal receive section 101 that receives command signal in the slave controller 90, receives the control section 102 of instruction and the drive part of being controlled by this control section 102 103 from this signal receive section 101.This drive part 103 is in response to control signal fan motor 20.Carbon dioxide sensor 104, VOC sensor and gas sensor 106 are connected to control section 102, the signal by sensor 104,105 and 106 detected expression levels of pollution can be sent to control section 102 thus.Control section 102 utilizes this sensor signal to control the air quantity output of fan automatically.
In this structure, when the user instructed by controller 90 input operations, command signal was sent to the signal receive section 101 of air cleaning member 10.From signal receive section 101 command signal is sent to control section 102.Control section 102 is according to this command signal control drive part 103.Drive part 103 is according to control fan motor 20 or other device of control section 102.The control section 102 of air cleaning member 10 can be connected to the control section 401 of heat recovery ventilator 40 by cable or radio wave, be used for signal communication.And, the very clear control section 102 that can controller 90 be connected to air cleaning member 10 of those skilled in the art by cable or radio wave.
Simultaneously, when the user used controller 90 input instructions to be used to make air cleaning member 10 and heat recovery ventilator 40 cooperations, the control section 102 of air cleaning member 10 sent operating instruction to the control section 401 of heat recovery ventilator 40.Then, control section 401 control drive parts 402 fan motor 403.
Hereinafter, will introduce in detail about isolated operation, air cleaning member 10 and heat recovery ventilator 40 cooperations of air cleaning member 10 and use the control method of air-conditioning system of the automatic operation of pollutant sensor signal with reference to appended flow chart.
Fig. 9 is the flow chart of expression according to the control method of air-conditioning system of the present invention.
With reference to figure 9, when the user presses the power key 91 of controller 90, open air cleaning member 10 and heat recovery ventilator 40 (S110).
Here, when pressing power key 91 operation air-conditioning systems, carry out ventilation/purification integrated mode (S120) as default mode.Therefore, when the user opens air-conditioning system, the operation (S120) that cooperatively interacts of air cleaning member 10 and heat recovery ventilator 40.Alternatively, when the user starts air-conditioning system user can be air-conditioning system be set to and the pattern wanted can be selected.Particularly, the user can start air-conditioning system and use mode selecting key 93 to select integrated mode, isolated operation pattern or automatic mode.
The control section 102 of air cleaning member 10 determines whether to use the mode selecting key 93 of controller 90 to import pattern switching command (S130).If whether control section 102 deterministic model switching commands have selected independent purification pattern (S140).If selected independent purification pattern, air-conditioning system switches to independent air purification mode (S150).If do not select independent purification pattern, air-conditioning system switches to automatic mode (S141).
Simultaneously, if in step S130, do not have the input pattern switching command or in step S150 air-conditioning system switched to independent purification pattern from ventilation/purification integrated mode, control section 102 determines whether to have selected air output speed (S160).
If then under selected air output speed, drive the fan (S170) of air-conditioning system.If not, just the acquiescence air output speed under drive fan (S161).Here, the air output speed of acquiescence is the speed (S120) that is provided with in the ventilation/purification integrated mode of acquiescence.
If air-conditioning system switches to automatic mode in step S141, then, the air output speed (S142) of fan is set automatically according to by being installed in air cleaning member 10 inside or the detected level of pollution of sensor external.
In drive fan, control section 102 monitors whether this air-conditioning system is de-energized (S180).Under the situation that the running time of air-conditioning system, quilt was preset, control section 102 can stop the operation of this air-conditioning system automatically after default running time.
If the air-conditioning system outage, then air-conditioning system runs abort.If not outage, then control section 102 determines whether to have imported pattern switching command (S181).
If there is not the input pattern switching command, then air-conditioning system continues in the pattern of having selected with selected air output speed operation.Opposite, if imported the pattern switching command, then on the display window 96 of controller 90, show other pattern (S182) except lectotype.Press mode selecting key 93 by one or many, can select a kind of (S183) in the shown pattern.If selected a kind of shown pattern, then air-conditioning system switches to this selected pattern (S184).Then, control section 102 turns back to step S180, goes to monitor whether this air-conditioning system cuts off the power supply.
Use said method, the user can select independent purification pattern or ventilation/purification integrated mode according to the level of pollution of room air.In addition, the user can select to use the automatic mode of sensor signal.Therefore, can keep the room air that suits.
Figure 10 is the step of fan delivery speed is determined in explanation when selecting automatic mode for an air-conditioning system according to the present invention flow chart.
With reference to Figure 10, the power key 91 of user by pressing controller 90 is so that air-conditioning system energising (S120).Use button or default setting to select automatic mode (S211) by the user.In automatic mode, the fan of air cleaning member 10 and contaminant sensor and heat recovery ventilator 40 operations (S212).Here, preferably under the default setting of automatic mode, operation is ventilated and air cleaning with mutually combining, and with predetermined RPM drive fan.Alternatively, when opening air-conditioning system, can be under the speed of utilizing sensor signal to select drive fan.
Simultaneously, when opening air-conditioning system, the level of pollution (S213) of air in carbon dioxide, VOC and the gas sensor measuring chamber.The level of pollution of measuring is sent to the control section 102 of air cleaning member 10.Control section 102 utilizes the level of pollution that is received to determine the level of pollution (S214) of room air.Then, control section 102 uses determined room air pollution level to determine the air output speed (S215) of fan.Particularly, control section 102 storages comprise the tables of data corresponding to the air output speed of level of pollution, are used for determining the air output speed of fan.
According to determined air output speed fan speed is set, and under set speed drive fan (S216).Control section determines whether to import cut-offing instruction (S217).Can after having passed through predetermined running time, import cut-offing instruction automatically or use power key 91 artificiallies input cut-offing instruction by the user.If imported cut-offing instruction, then air-conditioning system is out of service.If do not import cut-offing instruction, just repeated execution of steps S213 is used to measure level of pollution once more.Then, repeating step S214, S215, S216 and S217.
Figure 11 is that explanation uses the VOC sensor to determine the flow chart of level of pollution step when air-conditioning system according to the present invention is moved under automatic mode.
With reference to Figure 11, when under automatic mode, bringing into operation air-conditioning system, open VOC sensor (S220).
The VOC level of VOC sensor measurement room air is used for determining the level of pollution (S221) of room air.
The VOC level that can use current measurement and the ratio of the VOC level of previous measurement are represented the level of pollution of room air.
Particularly, the mean value with the room air VOC level of 10 seconds interval measurements in 2 minutes is defined as current VOC level.Then, current VOC level (average VOC level) is compared with reference levels, determined the air output speed of fan with the level of pollution of assessing room air and the level of pollution of using this assessment.Here, use the VOC resistance of sensor that changes according to the VOC level to measure the VOC level of room air.
For example, in 2 minutes,, and be initial VOC resistance of sensor R with the mean value calculation of measured resistance with the resistance of 10 seconds interval measurement VOC sensors
0Then,, measure the resistance of VOC sensor, and be current VOC resistance of sensor R measured resistance mean value calculation with identical method
SAfter this, by with R
S/ R
0Ratio compare with a reference value and determine the level of pollution of room air.Work as R
S/ R
0Ratio think the level of pollution step-down of room air when increasing.
With reference to following table 1, determine R
S/ R
0Ratio whether be equal to or greater than 0.9 (S222).If determine that then the level of pollution of room air is low (S226).If not, then determine R
S/ R
0Ratio whether be equal to or greater than 0.8 but (0.8≤R in less than 0.9 scope
S/ R
0＜0.9) (S223).If determine that then the level of pollution of room air is medium (S227).If not, the level of pollution of then determining room air is high (S224).With determined level of pollution class stores (S225) in control section 102.
[table 1]
| R S/R 0 | The level of pollution grade | Level of pollution |
| 0.9≤R S/R 0 | Low | ≤38 |
| 0.8≤R S/R 0＜0.9 | In | ≤65 |
| R S/R 0＜0.8 | High | 65＜ |
Figure 12 is the flow chart that explanation using gases sensor when air-conditioning system according to the present invention is moved under automatic mode is determined the level of pollution step.
With reference to Figure 12, when under automatic mode, bringing into operation this air-conditioning system, open gas sensor (S230).
Gas sensor is measured the level (S231) of pernicious gas in the room air.The R that uses measured gas level to calculate with identical as shown in figure 11 method
S/ R
0Ratio, and use the R calculated
S/ R
0The level of pollution of recently determining room air.Be similar to the step of using the VOC sensor to determine the level of pollution of room air, work as R
S/ R
0Ratio thought the level of pollution step-down of indoor gas when increasing.
[table 2]
| R S/R 0 | The level of pollution grade | Level of pollution |
| 0.88≤R S/R 0 | Low | ≤38 |
| 0.76≤R S/R 0＜0.88 | In | ≤65 |
| R S/R 0＜0.76 | High | 65＜ |
Reference table 2 is determined R
S/ R
0Ratio whether be equal to or greater than 0.88 (S232).If determine that then the level of pollution of room air is low (S236).If not, then determine R
S/ R
0Ratio whether be equal to or greater than 0.76 but less than 0.88 (0.76≤R
S/ R
0＜0.88) in the scope (S233).If determine that then the level of pollution of room air is medium (S237).If not, think that then the level of pollution of room air is high (S234).With the level of pollution class stores determined at control section 102 (S235).
Figure 13 is that explanation uses carbon dioxide sensor to determine the flow chart of level of pollution step when air-conditioning system according to the present invention is moved under automatic mode.
With reference to Figure 13, when under automatic mode, bringing into operation this air-conditioning system, open carbon dioxide sensor (S240).Carbon dioxide sensor is measured the level (S241) of room air carbon dioxide.The carbon dioxide level that use is measured by carbon dioxide sensor is determined the level of pollution of room air.
[table 3]
| Carbon dioxide level (ppm) | The level of pollution grade |
| 500≤CO 2＜700 | Low |
| 700≤CO 2＜900 | In |
| 900≤CO 2 | High |
Reference table 3 is determined the CO that is surveyed
2Level whether be equal to or greater than 500ppm but in the scope less than 700ppm (S242).If determine that then the level of pollution of room air is low (S246).If not, then determine CO
2Level whether be equal to or greater than 700ppm but in the scope less than 900ppm (S243).If, the level of pollution of then determining room air be in (S247).If not, the level of pollution of then determining room air is high (S244).
The level of pollution class stores of definite according to the method described above room air is arrived control section 102 (S245).
Figure 14 is fan delivery speed step is determined in explanation when air-conditioning system according to the present invention is moved under automatic mode a flow chart.
With reference to Figure 14, when this air-conditioning system of operation under automatic mode, according to room air pollution level, carry out purification run or purification/ventilation combination operation with the combination of heat recovery ventilator 40 by air cleaning member 10 or air cleaning member 10 by carbon dioxide sensor, gas sensor and VOC sensor measurement.
Particularly, under automatic mode, use the level of pollution grade (S250) of determining room air by the level of pollution of carbon dioxide sensor, gas sensor and VOC sensor measurement.In order to determine the air output speed of fan, with in using the horizontal grade of room air pollution determined respectively by the level of pollution of above-mentioned three kinds of sensor measurements and being stored in control section 102 and comprise with the data of the corresponding air output speed of level of pollution grade and compare.
[table 4]
| CO 2 | Gas | VOC | Fan |
| High | High | High | By force |
| High | High | In | By force |
| High | High | Low | By force |
| High | In | High | By force |
| High | In | In | By force |
| High | In | Low | By force |
| High | Low | High | By force |
| High | Low | In | By force |
| High | Low | Low | By force |
| In | High | High | By force |
| In | High | In | By force |
| In | High | Low | By force |
| In | In | High | By force |
| In | In | In | In |
| In | In | Low | In |
| In | Low | High | By force |
| In | Low | In | In |
| In | Low | Low | In |
| Low | High | High | By force |
| Low | High | In | By force |
| Low | High | Low | By force |
| Low | In | High | By force |
| Low | In | In | In |
| Low | In | Low | In |
| Low | Low | High | By force |
| Low | Low | In | In |
| Low | Low | Low | Low |
Reference table 3 will utilize above-mentioned three kinds of level of pollution grades that sensor obtained to be used for determining the air output speed of fan.
Particularly, the control section 102 that is connected to the air cleaning member 10 of three kinds of sensors determines whether that these level of pollution grades are one of at least high (S251).If then the air output speed with fan is made as (S255) by force.If not, then control section 102 determine whether these level of pollution grades one of at least be in (S252).If, in then the air output speed of fan being made as (S256).If not, then the air output speed with fan is made as low (S253).The air output speed of the fan of air cleaning member 10 and heat recovery ventilator 40 is made as the speed (S254) that this is determined.Thus, drive fan under the air output speed that is provided with.
In said method, when the user selected the automatic mode of air-conditioning system, therefore the level of pollution of measuring room air in real time can remain on optimum state with room air to determine the best air output speed of fan.
As mentioned above, according to the present invention, can provide at the same time or separately and ventilate and air cleaning.
In addition, the user can utilize controller to select the operational mode of air-conditioning system, perhaps selects operational mode automatically according to the air pollution level of room air, ventilates and air cleaning so that carry out.
And, when when air is provided, having reduced heat loss thus to indoor according to the temperature difference between the indoor and outdoors zone by outer space, the suitable control room of control section tolerance from outdoor.
In addition, controller is connected to air-conditioning system, makes from remote location operating air conditioning system like a cork by cable or radio wave.
According to the control method of air-conditioning system of the present invention and air-conditioning system, can provide at the same time or separately and ventilate and air cleaning.And, can automatically perform according to the level of pollution of room air and ventilate and air cleaning.Therefore, the present invention can be applied to various fields.
Those skilled in the art know that the present invention can carry out various modifications and variations.Therefore, the present invention wants to cover the modifications and variations that fall into this invention in claims and their equivalent scope.
Claims (43)
1. air-conditioning system comprises:
Be used to select the controller of operational mode or air output speed;
Air cleaning member, it comprises the signal receive section that receives the instruction that utilizes the options button input, receive the control section of described instruction and activate the drive part of fan electromotor or other parts according to the instruction that is input to described control section from described signal receive section; And
Unit ventilators, it comprises from the control section of the control section received signal of air cleaning member with according to the drive part that activates fan electromotor or other parts from the instruction of the control section of described unit ventilators.
2. air-conditioning system as claimed in claim 1, wherein when the instruction of using the controller input was the isolated operation mode instruction, the control section of air cleaning member was only operated described air cleaning member.
3. air-conditioning system as claimed in claim 1, wherein when the instruction of using the controller input was the combined running mode instruction, air cleaning member and unit ventilators moved simultaneously.
4. air-conditioning system as claimed in claim 3, wherein the control section of air cleaning member sends operating instruction to the control section of unit ventilators under integrated mode.
5. air-conditioning system as claimed in claim 1 wherein interconnects by cable or the radio wave control section with controller and air cleaning member.
6. air-conditioning system as claimed in claim 1 wherein interconnects the control section of air cleaning member and the control section of unit ventilators by cable or radio wave.
7. air-conditioning system as claimed in claim 1, wherein said controller also comprises:
The display window that shows the running status of air-conditioning system;
Open or close the power key of air-conditioning system;
Be used to select the mode selecting key of operational mode; With
Be used to select the air output operating key of air output speed.
8. air-conditioning system as claimed in claim 7, wherein said controller also comprises:
The predetermined key that is used for predetermined air-conditioning system operation; With
Be used to air-conditioning system to select the quick/power saving options button of operation fast or power saving operation.
9. air-conditioning system as claimed in claim 1 comprises that also at least one is installed in the inner or outside pollutant sensor of air cleaning member, is used to measure the pollutant level of room air and sends the result to the control section of air cleaning member.
10. air-conditioning system as claimed in claim 9, wherein pollutant sensor comprises at least a with in the lower sensor: measure carbon dioxide level carbon dioxide sensor, measure VOC (volatile organic compound) sensor of VOC level and measure the gas sensor of the pernicious gas level except carbon dioxide and VOC level.
11. air-conditioning system as claimed in claim 10 wherein is installed at least one described sensor the inside or the outside of air cleaning member, links to each other with the control section of air cleaning member.
12. air-conditioning system as claimed in claim 9, wherein the control section of air cleaning member receives the pollutant level of being measured by pollutant sensor, with the air output speed according to described pollutant level control air-conditioning system.
13. air-conditioning system as claimed in claim 9, wherein the air output speed of control air-conditioning system on the basis of the high contamination levels of the control section of air cleaning member in the level of pollution of measuring by contaminant sensor.
14. the control method of an air-conditioning system comprises:
Open air-conditioning system and under ventilation/purification integrated mode, move air-conditioning system;
Determine the operational mode of air-conditioning system in response to the pattern switching command, and under described definite operational mode, move air-conditioning system; And
Close air-conditioning system or air-conditioning system is switched to another kind of operational mode in response to halt instruction or another pattern switching command.
15. method as claimed in claim 14, wherein operational mode determine comprise:
Determine whether by using control section to import the pattern switching command; With
Air-conditioning system is switched to isolated operation pattern or automatic mode.
16. method as claimed in claim 15, wherein when air-conditioning system was switched to the isolated operation pattern, the air cleaning member isolated operation of air-conditioning system was to carry out air-cleaning function.
17. method as claimed in claim 15, wherein when air-conditioning system was switched to the isolated operation pattern, air-conditioning system was carried out air-cleaning function under air output speed of giving tacit consent to or the air output speed by the controller input.
18. method as claimed in claim 15 is wherein when air-conditioning system switches to automatic mode, according to the air output speed of the value control air-conditioning system of being measured by contaminant sensor.
19. method as claimed in claim 18, wherein said contaminant sensor comprises at least a with in the lower sensor: measure carbon dioxide level carbon dioxide sensor, measure the VOC sensor of VOC level and measure the gas sensor of the pernicious gas level except the VOC level, and the air output speed of control section control air-conditioning system on by the basis of the high contamination levels in the level of pollution of described sensor measurement.
20. method as claimed in claim 14, wherein the switching of air-conditioning system comprises:
Determine whether by using control section to import another pattern switching command; With
If imported another pattern switching command, then air-conditioning system is switched to corresponding operational mode.
21. method as claimed in claim 20, wherein the switching of air-conditioning system also comprises:
If imported another pattern switching command, then display mode is selected screen on display window, is used to allow the user to select other patterns; With
Allow the user to use mode selecting key to select the pattern of wanting.
22. method as claimed in claim 14 is wherein arbitrarily carried out the operation of air-conditioning system under ventilation/purification integrated mode by the user.
23. method as claimed in claim 14 wherein automatically performs the operation of air-conditioning system under ventilation/purification integrated mode by preset program.
24. the control method of an air-conditioning system comprises:
Operational mode according to the model selection Instruction Selection air-conditioning system of importing by user or preset program;
This air-conditioning system of operation under selected operational mode is used to provide and ventilates and/or air cleaning;
According to pattern switching command this air-conditioning system is switched to another kind of operational mode by user's input;
This air-conditioning system of operation under the operational mode of being switched; And
When the user imports halt instruction or reach predetermined running time, stop the operation of air-conditioning system.
25. method as claimed in claim 24, wherein the selection of operational mode comprise the air cleaning member of determining air-conditioning system be isolated operation or with the unit ventilators cooperation of air-conditioning system.
26. method as claimed in claim 24 also comprises:, then on the basis of the air pollution level of measuring by pollutant sensor, determine the fan delivery speed of air-conditioning system if air-conditioning system has switched to automatic mode.
27. method as claimed in claim 24 also comprises:, then under air output speed of importing by controller or acquiescence air output speed, drive the fan of air-conditioning system if air-conditioning system switches to isolated operation pattern or integrated mode.
28. method as claimed in claim 24, also comprise: if in the operational mode of being switched, in service another pattern switching command of input in air-conditioning system then moves air-conditioning system under different service conditions under corresponding to the operational mode of another pattern switching command.
29. the control method of an air-conditioning system comprises:
Air-conditioning system is set to automatic mode;
Use at least a pollutant sensor to measure the level of pollution of room air;
Determine the fan delivery speed of air-conditioning system according to the level of pollution of measuring by described pollutant sensor; And
With speed drive fan corresponding to determined air output speed.
30. method as claimed in claim 29, the level of pollution that wherein will utilize pollutant sensor to measure is divided into high, medium and low.
31. method as claimed in claim 29, wherein contaminant sensor comprises the VOC sensor, and recently determines the level of pollution of room air by the resistance of VOC sensor.
32. method as claimed in claim 31, wherein the resistance value ratio of VOC sensor is R
S/ R
0Ratio, calculate R by the average resistance of the VOC sensor of measuring with predetermined space in the predetermined time cycle after the VOC sensor brings into operation
0, in another predetermined period of time, use and R
0Identical method is calculated R
S
33. method as claimed in claim 31, wherein when described ratio is equal to or greater than 0.9, with level of pollution deciding grade and level for low, when described ratio be equal to or greater than 0.8 but in less than 0.9 scope the time being with the level of pollution deciding grade and level, when described ratio less than 0.8 the time with the level of pollution deciding grade and level for high.
34. method as claimed in claim 31, wherein level of pollution uprises when described ratio reduces.
35. method as claimed in claim 29, wherein pollutant sensor comprises gas sensor, is determined the level of pollution of room air by the resistance value ratio of this gas sensor.
36. method as claimed in claim 35, the resistance value ratio of wherein said gas sensor is R
S/ R
0Ratio, calculate R by the average resistance of the gas sensor of measuring with predetermined space in the predetermined time cycle after described gas sensor brings into operation
0, in another predetermined period of time, use and R
0Identical method is calculated R
S
37. method as claimed in claim 35, wherein when described ratio is equal to or greater than 0.88, with the level of pollution deciding grade and level is low, when described ratio be equal to or greater than 0.76 but in less than 0.88 scope the time being with level of pollution deciding grade and level, when described ratio less than 0.76 the time with the level of pollution deciding grade and level for high.
38. method as claimed in claim 35, wherein pollutant level uprises when described ratio reduces.
39. method as claimed in claim 29, wherein pollutant sensor comprises carbon dioxide sensor, and is determined the level of pollution of room air by the carbon dioxide level (ppm) that carbon dioxide sensor is measured.
40. method as claimed in claim 39, wherein when carbon dioxide level be equal to or greater than 500ppm but in less than the scope of 700ppm the time with level of pollution deciding grade and level for low, when carbon dioxide level be equal to or greater than 700ppm but in less than the scope of 900ppm the time being with pollutant level deciding grade and level, when carbon dioxide level is equal to or greater than 900ppm with the pollutant level deciding grade and level for high.
41. method as claimed in claim 29 is wherein carried out determining air output speed by control section on the basis of the high contamination levels in the level of pollution of being measured by pollutant sensor.
42. method as claimed in claim 29, wherein determining to be included in and be divided into air output speed high, medium and low on the basis of pollutant level to air output speed.
43. method as claimed in claim 29 wherein in response to by controller or by the automatic instruction of importing of the program of air-conditioning system, is set to automatic mode with air-conditioning system.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050110099 | 2005-11-17 | ||
| KR1020050110100 | 2005-11-17 | ||
| KR1020050110099 | 2005-11-17 | ||
| KR1020050110101 | 2005-11-17 |
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|---|---|---|---|
| CN 200610107428 Pending CN1967078A (en) | 2005-11-17 | 2006-07-24 | Air conditioning system and controlling method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104566831A (en) * | 2015-01-21 | 2015-04-29 | 广东美的制冷设备有限公司 | Control method of air conditioner and control system of air conditioner |
| CN105157166A (en) * | 2015-08-19 | 2015-12-16 | 广东美的制冷设备有限公司 | Air purification method, controller, air purification device and air-conditioner |
| TWI619911B (en) * | 2015-01-23 | 2018-04-01 | 黃容熙 | Air conditioner having variable air volume control device |
-
2006
- 2006-07-24 CN CN 200610107428 patent/CN1967078A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104566831A (en) * | 2015-01-21 | 2015-04-29 | 广东美的制冷设备有限公司 | Control method of air conditioner and control system of air conditioner |
| CN104566831B (en) * | 2015-01-21 | 2017-05-10 | 广东美的制冷设备有限公司 | Control method of air conditioner and control system of air conditioner |
| TWI619911B (en) * | 2015-01-23 | 2018-04-01 | 黃容熙 | Air conditioner having variable air volume control device |
| US10746432B2 (en) | 2015-01-23 | 2020-08-18 | Yong Hee Hwang | Air conditioner having variable air volume control device |
| CN105157166A (en) * | 2015-08-19 | 2015-12-16 | 广东美的制冷设备有限公司 | Air purification method, controller, air purification device and air-conditioner |
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