CN106440243B - Air conditioner humidifying system and control method - Google Patents
Air conditioner humidifying system and control method Download PDFInfo
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- CN106440243B CN106440243B CN201610942183.8A CN201610942183A CN106440243B CN 106440243 B CN106440243 B CN 106440243B CN 201610942183 A CN201610942183 A CN 201610942183A CN 106440243 B CN106440243 B CN 106440243B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/0008—Control or safety arrangements for air-humidification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F6/00—Air-humidification, e.g. cooling by humidification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
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- Air Conditioning Control Device (AREA)
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Abstract
The invention relates to an air conditioner humidifying system and a control method, comprising a moisture absorption module, a heating module and a humidifying module, wherein the heating module comprises a heating device, and the heating device is used for heating air entering from a third air door; the device also comprises a control module, wherein the control module comprises a master controller used for controlling the working operation of the moisture absorption module, the heating module and the humidifying module. The air conditioner humidifying system and the control method can directly adsorb water vapor from outdoor air for humidifying indoor air, and control the moisture absorption process and the humidifying process of the system according to the humidity of the indoor air and the humidity of the outdoor air, so that the operation efficiency and the operation precision of the humidifying module are effectively improved, and the comfort level of the indoor air is further improved.
Description
Technical Field
The invention relates to a device and a method for controlling a waterless humidifying module based on indoor and outdoor air humidity, and belongs to the field of air conditioners.
Background
Humidity, cleanliness and temperature are three important indexes for measuring the comfort of a room, and among the three factors, humidity is often neglected by most parts. The influence of humidity to human health is very big in fact, especially heats under the operating mode in winter, and indoor room leads to its relative humidity to hang down excessively because the temperature rises, and air drying has reduced human comfort level. At present, when a household air conditioning system heats, the humidity of a room cannot be reasonably controlled. When the humidity is too low, the air is dry, and thus cough is easy, and in a house with too high humidity, the human body is expected to be easy to get damp, so that the user is easy to feel uncomfortable due to too high or too low humidity of the room during the air conditioning operation, and therefore, the humidity is required to be adjusted properly.
At present, in order to realize winter room humidity control, a user generally needs to purchase a humidifier to increase indoor relative humidity and improve indoor room comfort. However, due to the problems of the structure and the humidifying principle of the humidifier, the humidifying effect and the humidifying cleanliness of the humidifier cannot meet the high requirements.
After the heating mode of the air conditioner is started in winter, the indoor air temperature is increased from low, the relative humidity is reduced, the indoor air is dry, and the comfort is reduced. At present, when a household air conditioning system heats, the humidity of a room cannot be reasonably controlled.
Disclosure of Invention
Technical problem to be solved
The technical problem to be solved by the invention is as follows: when the air conditioner heats in winter, the air temperature is increased from low, the relative humidity is reduced, so that the indoor air is dry, the comfort is reduced, and the humidity of a room cannot be reasonably controlled.
(II) technical scheme
In order to solve the technical problem, the invention provides an air conditioner humidifying system which comprises a moisture absorption module, a heating module and a humidifying module, wherein the moisture absorption module comprises a first fan, an air duct, a first air door and a second air door, and the first fan is communicated with the first air door and the second air door through the air duct; the humidifying module comprises a second fan, an air duct, a third air door, a humidifying pipeline and an indoor unit, wherein the second fan is respectively communicated with the indoor unit and the third air door through the humidifying pipeline and the air duct; the heating module comprises a heating device, the air conditioner humidifying system further comprises a control module, and the control module comprises a master controller and is used for controlling the working operation of the moisture absorption module, the heating module and the humidifying module.
The moisture absorption module is provided with an outdoor air sensor for detecting the humidity of outdoor air; the control module is provided with a first fan rotating speed controller for controlling the rotating speed of the fan.
The outdoor air sensor and the first fan rotating speed controller are respectively connected with the master controller.
The master controller controls the first fan rotating speed controller according to an outdoor air humidity signal collected by the outdoor air sensor, and further controls the rotating speed and the operating time of the first fan.
The humidifying module is provided with an indoor air sensor for detecting the humidity of indoor air; the control module is provided with a second fan rotating speed controller for controlling the rotating speed of the fan and a heating power controller for controlling the heating power of the heating device.
The indoor air sensor, the second fan rotating speed controller and the heating power controller are respectively connected with the master controller.
The master controller controls the second fan rotating speed controller according to an outdoor air humidity signal acquired by the indoor air sensor, and then controls the start and stop of the second fan and the heating device and controls the heating power controller to control the operating power of the heating device after the heating device is started.
Wherein, be provided with moisture absorption material in the wind channel, moisture absorption material is used for absorbing and storing the vapor in the air.
Wherein, the moisture absorption material consists of silica gel and calcium chloride.
Wherein, the outer surface of the humidifying pipeline is wrapped with a heat-insulating material.
The invention also provides a control method of the air conditioner humidifying system, which comprises the following steps:
moisture absorption mode:
a. monitoring outdoor air humidity phiout；
b. Determining outdoor air humidity phioutWhether or not it is larger than a set value phi1；
c. Starting the first fan according to the outdoor air humidity phioutRunning at corresponding speed n and running time t;
a humidification mode:
d. monitoring indoor air humidity phiin；
e. Judging indoor air humidity phiinWhether or not less than a set value phi2；
f. Starting a second fan;
g. opener for childrenMoving the heating device and according to the humidity phi of the indoor airinIs operated at a corresponding heating power P.
Wherein, in the step b, if the outdoor air humidity phi is judged to be the resultoutGreater than a set value phi1If yes, executing step c; if the outdoor air humidity phi is judgedoutLess than or equal to the set value phi1And if so, returning to execute the step a.
Wherein, in the step e, if the judgment result shows that the indoor air humidity phi is less than the preset humidityinLess than a set value phi2If yes, executing step f; if the judgment result shows that the indoor air humidity phi is zeroinGreater than or equal to a set value phi2And if yes, returning to execute the step d.
Wherein, in the step c, the outdoor air humidity phioutAnd the rotating speed n and the running time t are in a gradient relation, and the specific steps are as follows:
(1) when the diameter is more than or equal to 65 percentout<When 75%, the first fan rotates at the speed n1And time t1Running;
(2) when the concentration is less than or equal to 75 percent and phiout<When 85%, the first fan rotates at the speed n2And time t2Running;
(3) when the diameter is more than or equal to 85 percentout<When 95%, the first fan rotates at the speed n3And time t3Running;
wherein n is1>n2>n3，t1>t2>t3。
Wherein, in the step g, the indoor air humidity phiinThe gradient relation is formed between the heating power P, and the specific steps are as follows:
(1) when the concentration is less than or equal to 45%inWhen the power is less than or equal to 55 percent, the heating device is powered by P1Running;
(2) when the diameter is less than or equal to 35 percentin<At 45%, the heating device is powered by P2Running;
(3) when the concentration is more than or equal to 25 percent and less than or equal to phiin<At 35%, the heating device is powered by P3Running;
(4) when the diameter is less than or equal to 15 percentin<At 25%, the heating device is powered by P4Running;
wherein, P1<P2<P3<P4。
(III) advantageous effects
The air conditioner humidifying system provided by the invention can control the moisture absorption process and the humidifying process of the air conditioner humidifying system according to the humidity of indoor and outdoor air, effectively improves the operation efficiency and the operation precision of the humidifying module, further improves the comfort level of the indoor air, and has the advantages of simple design and reasonable structure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of an air conditioning humidification system according to the present invention.
Fig. 2 is a schematic diagram of a moisture absorption control process of an air conditioning humidification system according to the present invention.
Fig. 3 is a schematic diagram of a humidification control process of an air conditioning humidification system according to the present invention.
Reference numerals are as follows: 1. a first fan; 2-1, a first driving motor; 2-2. a second driving motor; 2-3, a third driving motor; 3-1. a first damper; 3-2. a second air door; 3-3. a third air door; 4. a moisture absorbent material; 5. a second fan; 6. a humidifying conduit; 7. an indoor unit; 8. a heating device; 9. an air duct; 10. an indoor air sensor; 11. a second fan speed controller; 12. a heating power controller; an outdoor air sensor; 14. a first fan speed controller; 15. and a master controller.
Detailed Description
The following detailed description of the embodiments of the present invention is provided in connection with the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1, the present invention provides an air conditioner humidification system, which includes a moisture absorption module, a heating module and a humidification module, wherein the moisture absorption module includes a first fan 1, an air duct 9, a first air door 3-1 and a second air door 3-2, and the first fan 1 is communicated with the first air door 3-1 and the second air door 3-2 through the air duct 9; the humidifying module comprises a second fan 5, an air duct 9, third air doors 3-3, a humidifying pipeline 6 and an indoor unit 7, wherein the second fan 5 is respectively communicated with the indoor unit 7 and the third air doors 3-3 through the humidifying pipeline 6 and the air duct 9; the heating module comprises a heating device 8, the air conditioner humidifying system further comprises a control module, and the control module comprises a master controller 15 and is used for controlling the working operation of the moisture absorption module, the heating module and the humidifying module.
The moisture absorption module is provided with an outdoor air sensor 13 for detecting the humidity of outdoor air; the control module is provided with a first fan speed controller 14 which controls the fan speed.
The outdoor air sensor 13 and the first fan rotating speed controller 14 are respectively connected with the master controller 15.
The master controller 15 controls the first fan rotation speed controller 14 according to the outdoor air humidity signal collected by the outdoor air sensor 13, and further controls the rotation speed and the operation time of the first fan 1.
The humidifying module is provided with an indoor air sensor 10 for detecting the humidity of indoor air; the control module is provided with a second fan rotating speed controller 11 for controlling the rotating speed of the fan and a heating power controller 12 for controlling the heating power of the heating device 8.
The indoor air sensor 10, the second fan rotating speed controller 11 and the heating power controller 12 are respectively connected with the master controller 15.
The master controller 15 controls the second fan rotating speed controller 11 according to the outdoor air humidity signal collected by the indoor air sensor 10, and further controls the start and stop of the second fan 2 and the heating device 8 and controls the heating power controller 12 to control the operating power of the heating device 8 after the start.
A moisture absorption material 4 is arranged in the air duct 9, and the moisture absorption material 4 is used for absorbing and storing water vapor in the air.
The hygroscopic material 4 consists of silica gel and calcium chloride.
And the outer surface of the humidifying pipeline 6 is wrapped with a heat-insulating material.
As shown in fig. 1 and 2, the moisture absorption process of the air conditioning humidification system of the invention is realized as follows:
the first driving motor 2-1, the second driving motor 2-2 and the third driving motor 2-3 respectively adjust the first air door 3-1, the second air door 3-2 and the third air door 3-3 to be in an opening state, the first air fan 1 runs to send outdoor air into the air duct 9, mass transfer exchange is carried out between the outdoor air and the moisture absorption material 4 in the air duct 9, and water vapor of the outdoor air is adsorbed on the moisture absorption material 4 and is stored by the moisture absorption material 4. After the moisture absorption process lasts for a set time t, the first driving motor 2-1, the second driving motor 2-2 and the third driving motor 2-3 respectively adjust the first air door 3-1, the second air door 3-2 and the third air door 3-3 to be in a closed state.
As shown in fig. 1 and 3, the humidification process of the air conditioning humidification system of the present invention is implemented as follows:
the third driving motor 2-3 adjusts the third air door 3-3 to be in an opening state, the second fan 5 is started, and the heating device 8 is electrified and heated at the power P. Under the action of the second fan 5, the outdoor air flows through the heating device 8 to be heated, and then the temperature T of the outdoor air isairIs raised to the desorption temperature T of the hygroscopic material 4desorb(both satisfy T)air-Tdesorb>Not higher than 5 deg.C. The heated air flows through the moisture-absorbing material 4 under the action of the second fan 5, and because the air temperature is high and the relative humidity is low, the moisture in the moisture-absorbing material 4 can be desorbed into the air, so that the relative humidity and the absolute humidity of the air are improved. The humidified hot air is sent to the indoor unit 7 through the humidifying pipe 6 under the action of the second fan 5.
With reference to fig. 2-3, the moisture absorption and humidification control steps of the air conditioning and humidification system of the present invention are as follows:
moisture absorption mode (one):
a. monitoring outdoor air humidity phiout；
b. Determining outdoor air humidity phioutWhether or not it is larger than a set value phi1；
c. Starting the first fan according to the humidity phi of outdoor airoutRunning at corresponding speed n and running time t;
in the step b, if the judgment result shows that the outdoor air humidity phi is less than the preset valueoutGreater than a set value phi1If yes, executing step c; if the outdoor air humidity phi is judgedoutLess than or equal to the set value phi1If yes, returning to execute the step a;
in said step c, the outdoor air sensor 13 monitors the outdoor humidity ΦoutAnd sends its value to the overall controller 15, and the overall controller 15 decides ΦoutWhether or not it is larger than a set value phi1(preferably, the set value Φ)165%) was obtained. When phi isoutAnd when the air quantity is more than or equal to 65%, the first fan 1 is started to operate until the set time t is operated. Wherein the operating speed n and the operating times t and phi of the first fan 1outThe magnitude of the value is relevant. The operating speed n and the operating times t and Φ of the first fan 1outThe values are in a gradient relationship, as follows:
(1) when the diameter is more than or equal to 65 percentout<At 75%, the first fan rotates at the speed n1And time t1Running;
(2) when the concentration is less than or equal to 75%out<When 85%, the first fan rotates at the speed n2And time t2Running;
(3) when the diameter is more than or equal to 85 percentout<When 95%, the first fan rotates at the speed n3And time t3Running;
wherein n is1>n2>n3，t1>t2>t3。
(II) a humidifying mode:
d. monitoring indoor air humidity phiin；
e. Judging indoor air humidity phiinWhether or not less than a set value phi2；
f. Starting a second fan;
g. starting the heating device and according to the humidity phi of the indoor airinIs operated at a corresponding heating power P;
in the step e, if the judgment result shows that the indoor air humidity phi is less than the preset valueoutIf the value is less than the set value, executing the step f; if the judgment result shows that the indoor air humidity phi is zerooutIf the value is larger than or equal to the set value, returning to execute the step d;
in said step g, the indoor humidity sensor 10 monitors the indoor humidity ΦinAnd sends its value to the overall controller 15, and the overall controller 15 determines ΦinWhether or not less than a set value phi2(preferably, the set value Φ255% for the case). When phi isinAnd when the temperature is less than or equal to 55 percent, the second fan 5 is started, and the heating device 8 is started after the second fan 5 is started for 30 s. Wherein the operating power of the heating device 8 is related toinThe magnitude of the value is relevant. Operating power P of the heating device 8 according to phiinThe values of (a) are in gradient relation, and are as follows:
(1) when the concentration is less than or equal to 45%inWhen the power is less than or equal to 55 percent, the heating device is powered by P1Running;
(2) when the diameter is less than or equal to 35 percentin<At 45%, the heating device is powered by P2Running;
(3) when the concentration is less than or equal to 25 percent and phiin<At 35%, the heating device is powered by P3Running;
(4) when the concentration is less than or equal to 15%in<At 25%, the heating device is powered by P4Running;
wherein, P1<P2<P3<P4。
The above embodiments are only for illustrating the present invention and are not to be construed as limiting the present invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and the technical solution of the present invention is covered by the claims of the present invention.
Claims (15)
1. An air conditioner humidifying system comprises a moisture absorption module, a heating module and a humidifying module, wherein the moisture absorption module comprises a first fan (1), an air duct (9), a first air door (3-1) and a second air door (3-2), and the first fan (1) is communicated with the first air door (3-1) and the second air door (3-2) through the air duct (9); the humidifying module comprises a second fan (5), an air duct (9), a third air door (3-3), a humidifying pipeline (6) and an indoor unit (7), wherein the second fan (5) is communicated with the indoor unit (7) and the third air door (3-3) through the humidifying pipeline (6) and the air duct (9) respectively; the heating module comprises a heating device (8), and is characterized in that the third air door (3-3) and the heating device (8) are positioned at one end, far away from the first air door (3-1), of the air duct (9), the air conditioner humidifying system further comprises a control module, the control module comprises a master controller (15), and the control module is used for controlling the working operation of the moisture absorption module, the heating module and the humidifying module by regulating and controlling the opening and closing states of the first fan (1), the second fan (5), the first air door (3-1), the second air door (3-2), the third air door (3-3) and the heating device (8);
determining and judging outdoor air humidity phioutGreater than a set value phi1The first air door (3-1), the second air door (3-2) and the third air door (3-3) are adjusted to be in an opening state, the first fan (1) is started, and the outdoor air humidity phi is obtainedoutOperating at a corresponding speed n and operating time t;
determining indoor air humidity ΦinLess than a set value phi2The third air door (3-3) is adjusted to be in an opening state, and the second fan (5) is started; starting the heating device (8) and according to the indoor air humidity phiinIs operated at a corresponding heating power P.
2. Air conditioning humidification system according to claim 1 characterized in that the moisture absorption module is provided with an outdoor air sensor (13) for detecting the humidity of the outdoor air; the control module is provided with a first fan speed controller (14) for controlling the fan speed.
3. Air conditioning humidification system according to claim 2, characterised in that the outdoor air sensor (13) and the first fan speed controller (14) are connected to the master controller (15), respectively.
4. The air conditioning humidification system of claim 3, wherein the master controller (15) controls the first fan speed controller (14) according to the outdoor air humidity signal collected by the outdoor air sensor (13), so as to control the speed and the running time of the first fan (1).
5. Air conditioning humidification system according to claim 1, characterised in that the humidification module is provided with an indoor air sensor (10) for detecting the humidity of the indoor air; the control module is provided with a second fan rotating speed controller (11) for controlling the rotating speed of the fan and a heating power controller (12) for controlling the heating power of the heating device (8).
6. Air conditioning humidification system according to claim 5, characterised in that the indoor air sensor (10), the second fan speed controller (11) and the heating power controller (12) are connected to the master controller (15) respectively.
7. The air conditioning humidification system of claim 6, wherein the master controller (15) controls the second fan rotation speed controller (11) according to the outdoor air humidity signal collected by the indoor air sensor (10), so as to control the start and stop of the second fan (5) and the heating device (8) and control the heating power controller (12) to control the operation power of the heating device (8) after the start.
8. Air conditioning humidification system according to any of claims 1-7 wherein a moisture absorbing material (4) is arranged in the air duct (9), and the moisture absorbing material (4) is used for absorbing and storing water vapor in the air.
9. Humidification system according to claim 8, characterised in that said hygroscopic material (4) consists of silica gel and calcium chloride.
10. Air conditioning humidification system according to any of claims 1-7 characterized in that the external surface of the humidification duct (6) is wrapped with a thermal insulation material.
11. An air conditioning humidification system control method applied to the air conditioning humidification system of any one of claims 1 to 10, comprising the steps of:
moisture absorption mode:
a. monitoring outdoor air humidity phiout；
b. Determining outdoor air humidity phioutWhether or not it is larger than a set value phi1；
c. Determining and judging outdoor air humidity phioutGreater than a set value phi1Starting the first fan according to the outdoor air humidity phioutRunning at corresponding speed n and running time t;
a humidifying mode:
d. monitoring indoor air humidity phiin；
e. Judging the indoor air humidity phiinWhether or not it is less than a set value phi2；
f. Determining indoor air humidity ΦinLess than a set value phi2Starting the second fan;
g. starting the heating device and according to the humidity phi of the indoor airinIs operated at a corresponding heating power P.
12. The control method of claim 11, wherein the outdoor air humidity Φ is determined if the outdoor air humidity Φ is determinedoutLess than or equal to the set value phi1And if so, returning to execute the step a.
13. The control method according to claim 11, wherein the indoor air humidity Φ is judged as the indoor air humidity ΦinGreater than or equal to a set value phi2And if so, returning to the step d.
14. Control method according to claim 11, characterized in that in step c, the outdoor air humidity ΦoutIs in gradient relation with the rotating speed n and the running time tSpecifically, the following is provided:
(1) when the concentration is less than or equal to 65 percent and phiout<When 75%, the first fan rotates at the speed n1And time t1Running;
(2) when the concentration is less than or equal to 75%out<At 85%, the first fan rotates at the speed n2And time t2Running;
(3) when the diameter is more than or equal to 85 percentout<When 95%, the first fan rotates at the speed n3And time t3Running;
wherein n is1>n2>n3，t1>t2>t3。
15. The control method according to claim 11, wherein in the step g, the indoor air humidity ΦinThe gradient relation is formed between the heating power P, and the specific steps are as follows:
(1) when the concentration is less than or equal to 45%inWhen the power is less than or equal to 55 percent, the heating device is powered by P1Running;
(2) when 35 percent is less than or equal to phiin<At 45%, the heating device is powered by P2Running;
(3) when the concentration is more than or equal to 25 percent and less than or equal to phiin<At 35%, the heating device is powered by P3Running;
(4) when the diameter is less than or equal to 15 percentin<At 25%, the heating device is powered by P4Running;
wherein, P1<P2<P3<P4。
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| CN111649438B (en) * | 2020-04-28 | 2022-10-28 | 宁波奥克斯电气股份有限公司 | Humidifying device, humidifying control method and air conditioner |
| CN112268328B (en) * | 2020-09-16 | 2024-05-24 | 珠海格力电器股份有限公司 | Anhydrous humidification method, controller, anhydrous humidification device and storage medium |
| CN112984738B (en) * | 2021-03-15 | 2022-07-19 | 青岛海尔空调器有限总公司 | Control method of lower-humidification air outlet air conditioner and lower-humidification air outlet air conditioner |
| CN113390169B (en) * | 2021-05-19 | 2023-01-31 | 青岛海尔空调电子有限公司 | Control method and device for humidity conditioner and humidity conditioner |
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| CN202813632U (en) * | 2012-08-20 | 2013-03-20 | 四川顶点建筑工程有限公司 | Humidifying device for internally installed moisture absorption fan shaped like Chinese character 'pin' |
| CN206269313U (en) * | 2016-10-31 | 2017-06-20 | 广东美的制冷设备有限公司 | A kind of air-conditioner humidifying system |
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| CN106440243A (en) | 2017-02-22 |
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