CN104180481A - Indoor air quality monitoring system and method - Google Patents
Indoor air quality monitoring system and method Download PDFInfo
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- CN104180481A CN104180481A CN201410457104.5A CN201410457104A CN104180481A CN 104180481 A CN104180481 A CN 104180481A CN 201410457104 A CN201410457104 A CN 201410457104A CN 104180481 A CN104180481 A CN 104180481A
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- air
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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
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Abstract
The invention provides an indoor air quality monitoring method based on modification of a traditional air-conditioner. The method comprises the following steps that a single-chip microcomputer is arranged for controlling and monitoring the air quality, and a temperature and humidity sensor and a carbon dioxide sensor are arranged for detecting quality data of an air-conditioner room; a displayer is arranged for displaying the detection data; quality judgment standards of the humidity, the temperature and the concentration of carbon dioxide are set; the single-chip microcomputer is used for controlling an air-conditioner and a humidifier; in the working process, the single-chip microcomputer is utilized for sending pulses to a corresponding switch of an air-conditioner remote control and sending low electronic pulses to a relay of an environment-friendly mode so that the air-conditioner can work in an environment-friendly mode, and meanwhile the quality data of the room can be detected; during the preset time intervals, the single-chip microcomputer judges the quality of air in the room, when any one value of the temperature, the humidity and the concentration of the carbon dioxide exceeds the allowable value, the single-chip microcomputer controls the remote control in the air-conditioner to change operation of the air-conditioner through the relay, and therefore the air quality can be adjusted.
Description
Technical field
The present invention relates to air quality monitoring and regulating system field, in particular to a kind of indoor air quality monitoring system and method.
Background technology
Air-conditioned room due to extraneous air exchange deficiency, there is serious air quality problems, mainly concentrate on these two aspects of humidity and carbon dioxide content, simultaneously for the inadequate hommization of adjusting of temperature.New-type air-conditioning great majority have all been made improvement to this, and increase monitoring and regulated humidity, the function of temperature and gas concentration lwevel, still, for the use family of the traditional air-conditioning being also in the great majority at present, air quality remains a problem.
Summary of the invention
The object of the invention is to provide a kind of indoor air quality monitoring system and method, from traditional air-conditioning, reequips traditional air-conditioning with low cost as far as possible, few complicated mode, reaches the object of automatic monitoring regulating air-conditioning house air quality.
For reaching above-mentioned purpose, the present invention proposes a kind of indoor air quality monitoring method based on traditional air conditioner modifying, comprises the following steps:
Step 1, make the realization of a single-chip microcomputer as the whole air quality monitoring of core processing module control by configuration, detect the temperature and humidity of air-conditioned room by configuring a Temperature Humidity Sensor, detect the gas concentration lwevel of air-conditioned room by configuring a carbon dioxide sensor; And show and detect data by configuration one display;
The quality of requirements of step 2, setting humidity, temperature and gas concentration lwevel;
Step 3, make the multiple remote controller relays of described single-chip microcomputer output low and high level control by configuration, and each remote controller is connected to two electric connection points of corresponding button on air-conditioning remote control with the two ends of relay, utilize the control of single-chip microcomputer to air-conditioning to realize;
Step 4, installation one humidifier are below described air-conditioning, and make this humidifier by independent external communication electricity power supply by configuration, and make described Single-chip Controlling one second relay, this second relay is connected in the inside power supply circuit of this humidifier, to realize the control of single-chip microcomputer to this humidifier;
Step 5, in the course of the work, utilize single-chip microcomputer to sending low electronic impulse to inductive switch transmitted with to the relay of the pattern of environmental protection on air-conditioning remote control, make the inner conducting of this relay, air-conditioning is with the pattern of environmental protection work, the temperature of now setting is 26 degrees Celsius, wind speed minimum detects temperature, humidity and the gas concentration lwevel in room simultaneously;
Step 6, in predetermined time interval, single-chip microcomputer is compared the temperature detecting, humidity and gas concentration lwevel respectively with the quality judgment threshold interval setting, in the time that any one in temperature, humidity, gas concentration lwevel exceeds permissible value, the operation with change air-conditioning with relay by the remote controller in Single-chip Controlling air-conditioning remote control, to realize the adjusting to air quality.
Further, in embodiment, the quality of requirements of aforementioned setting comprises:
The permission interval of temperature; The permission interval of humidity and the permission interval of gas concentration lwevel.
Further, in embodiment, the quality of requirements of aforementioned setting comprises:
The permission interval of temperature is 25 degrees Celsius to 27 degrees Celsius;
The permission interval of humidity is 50% to 65%;
The permission interval of gas concentration lwevel is 0-5%.
Further, in embodiment, in abovementioned steps 6, comprising:
If the temperature detecting exceeds and allows intervally, sends N pulse to the intensification on described air-conditioning remote control or the relay of the button of lowering the temperature by single-chip microcomputer, thereby realize intensification N degree Celsius or the N degree Celsius that lowers the temperature.
Further, in embodiment, in abovementioned steps 6, comprising:
If the gas concentration lwevel detecting exceeds and allows intervally, send the relay of N pulse to the lifting wind speed button on air-conditioning remote control by single-chip microcomputer, intake is adjusted to maximum; If the gas concentration lwevel detecting returns to and allows intervally, send the relay of N pulse to the reduction wind speed button on air-conditioning remote control by single-chip microcomputer, make intake return to default value.
Further, in embodiment, in abovementioned steps 6, comprising:
If the humidity detecting, lower than allowing interval lower prescribing a time limit, sends a pulse to described the second Control humidifier work by single-chip microcomputer; Allow interval if the humidity detecting returns to, send a pulse to described the second Control humidifier by single-chip microcomputer and quit work.
From the above technical solution of the present invention shows that, indoor air quality monitoring method based on traditional air conditioner modifying proposed by the invention, from traditional air-conditioning, reequip traditional air-conditioning with low cost as far as possible, few complicated mode, reach the object of automatic monitoring regulating air-conditioning house air quality.
Brief description of the drawings
Fig. 1 is the schematic diagram that an embodiment of the present invention indoor air quality monitoring method realizes.
Fig. 2 is the monitoring schematic flow sheet of the indoor air quality monitoring method of earlier figures 1 embodiment of the present invention.
Detailed description of the invention
In order more to understand technology contents of the present invention, especially exemplified by specific embodiment and coordinate appended graphic being described as follows.
As depicted in figs. 1 and 2, according to preferred embodiment of the present invention, a kind of indoor air quality monitoring method based on traditional air conditioner modifying, comprises the following steps:
Step 1, make the realization of a single-chip microcomputer as the whole air quality monitoring of core processing module control by configuration, detect the temperature and humidity of air-conditioned room by configuring a Temperature Humidity Sensor, detect the gas concentration lwevel of air-conditioned room by configuring a carbon dioxide sensor; And show and detect data by configuration one display;
The quality of requirements of step 2, setting humidity, temperature and gas concentration lwevel;
Step 3, make the multiple remote controller relays of described single-chip microcomputer output low and high level control by configuration, and each remote controller is connected to two electric connection points of corresponding button on air-conditioning remote control with the two ends of relay, utilize the control of single-chip microcomputer to air-conditioning to realize;
Step 4, installation one humidifier are below described air-conditioning, and make this humidifier by independent external communication electricity power supply by configuration, and make described Single-chip Controlling one second relay, this second relay is connected in the inside power supply circuit of this humidifier, to realize the control of single-chip microcomputer to this humidifier;
Step 5, in the course of the work, utilize single-chip microcomputer to sending low electronic impulse to inductive switch transmitted with to the relay of the pattern of environmental protection on air-conditioning remote control, make the inner conducting of this relay, air-conditioning is with the pattern of environmental protection work, the temperature of now setting is 26 degrees Celsius, wind speed minimum detects temperature, humidity and the gas concentration lwevel in room simultaneously;
Step 6, in predetermined time interval, single-chip microcomputer is compared the temperature detecting, humidity and gas concentration lwevel respectively with the quality judgment threshold interval setting, in the time that any one in temperature, humidity, gas concentration lwevel exceeds permissible value, the operation with change air-conditioning with relay by the remote controller in Single-chip Controlling air-conditioning remote control, to realize the adjusting to air quality.
In the present embodiment, adopt and indirectly control air-conditioning by the mode of air-conditioning remote control, input is equivalent to air-conditioning remote control button and presses, air-conditioning remote control button is equivalent to a conductor, and the corresponding button of remote controller is pressed two ends (some tie point) short circuit being equivalent to corresponding on the circuit board of remote controller; Output is exactly the gradient of temperature on air-conditioning, ventilation etc.Therefore in the present embodiment, utilize the break-make of single-chip microcomputer output low and high level control air-conditioning remote control relay, and relay two ends are received to the button two ends that air-conditioning remote control is corresponding, utilize the control of single-chip microcomputer to air-conditioning thereby realized.
As previously shown, why on the circuit board of air-conditioning inside, not doing change is because change is more difficult in the situation that there is no circuit drawing, and may change its electrical characteristic, thereby affects the normal work of air-conditioning.When repacking air-conditioning remote control circuit board, do not have its circuit of labor yet, but whole remote controller is equivalent to a black box, only consider its input and output.
For the adjusting part of humidity, by external humidifier below air-conditioning, the moisture of humidifier ascension is blowed to indoor realization, because humidifier outside is independent Alternating Current Power Supply, so adopt a place relay to receive the two ends of the inner direct current supply line of humidifier, whether the work of use Single-chip Controlling humidifier.
In certain embodiments, the quality of requirements of aforementioned setting comprises:
The permission interval of temperature; The permission interval of humidity and the permission interval of gas concentration lwevel.
For example, as optional mode, the quality of requirements of aforementioned setting comprises:
The permission interval of temperature is 25 degrees Celsius to 27 degrees Celsius;
The permission interval of humidity is 50% to 65%;
The permission interval of gas concentration lwevel is 0-5%.
In a further embodiment, the quality of requirements of temperature, humidity and gas concentration lwevel all can be configured to regulate according to actual needs.
Preferably, aforementioned Temperature Humidity Sensor can be selected DH11 Temperature Humidity Sensor.
Preferably, aforementioned carbon dioxide sensor adopts MG811 carbon dioxide sensor.
Display can be shown off light-emitting diode display, for showing humiture, gas concentration lwevel.In a further embodiment, also can adopt charactron to show gas concentration lwevel.
Aforementioned Dun single-chip microcomputer adopts the single-chip microcomputer of 51 series.
In conjunction with the monitoring flow process shown in Fig. 2, as described in step 5, after energising work, utilize single-chip microcomputer to sending low electronic impulse to inductive switch transmitted with to the relay of the pattern of environmental protection on air-conditioning remote control, make the inner conducting of this relay, air-conditioning is with the pattern of environmental protection work, and the temperature of now setting is 26 degrees Celsius, wind speed minimum detects temperature, humidity and the gas concentration lwevel in room simultaneously.
Then, in following step 6, in predetermined time interval, for example, every 5 minutes, every data that detect (temperature, humidity and gas concentration lwevel) and the scope setting are compared, in the time that any one in temperature, humidity, gas concentration lwevel exceeds permissible value, the operation with change air-conditioning with relay by the remote controller in Single-chip Controlling air-conditioning remote control, to realize the adjusting to air quality.
As shown in Figure 2, in abovementioned steps 6:
If the temperature detecting exceeds and allows intervally, sends N pulse to the intensification on described air-conditioning remote control or the relay of the button of lowering the temperature by single-chip microcomputer, thereby realize intensification N degree Celsius or the N degree Celsius that lowers the temperature.
In abovementioned steps 6, comprising:
Allow interval (exceed maximum upper limit, as the aforementioned for example 5%) if the gas concentration lwevel detecting exceeds, send the relay of N pulse to the lifting wind speed button on air-conditioning remote control by single-chip microcomputer, intake is adjusted to maximum; If the gas concentration lwevel detecting returns to and allows intervally, sends the relay of N pulse to the wind speed regulating key (reduction wind speed button) on air-conditioning remote control by single-chip microcomputer, make intake return to default value.
In abovementioned steps 6, comprising:
If the humidity detecting, lower than allowing interval lower prescribing a time limit, sends a pulse to described the second Control humidifier work by single-chip microcomputer; Allow interval if the humidity detecting returns to, send a pulse to described the second Control humidifier by single-chip microcomputer and quit work.
Although the present invention discloses as above with preferred embodiment, so it is not in order to limit the present invention.Persond having ordinary knowledge in the technical field of the present invention, without departing from the spirit and scope of the present invention, when being used for a variety of modifications and variations.Therefore, protection scope of the present invention is when being as the criterion depending on claims person of defining.
Claims (10)
1. the indoor air quality monitoring method based on traditional air conditioner modifying, is characterized in that, comprises the following steps:
Step 1, make the realization of a single-chip microcomputer as the whole air quality monitoring of core processing module control by configuration, detect the temperature and humidity of air-conditioned room by configuring a Temperature Humidity Sensor, detect the gas concentration lwevel of air-conditioned room by configuring a carbon dioxide sensor; And show and detect data by configuration one display;
The quality of requirements of step 2, setting humidity, temperature and gas concentration lwevel;
Step 3, make the multiple remote controller relays of described single-chip microcomputer output low and high level control by configuration, and each remote controller is connected to two electric connection points of corresponding button on air-conditioning remote control with the two ends of relay, utilize the control of single-chip microcomputer to air-conditioning to realize;
Step 4, installation one humidifier are below described air-conditioning, and make this humidifier by independent external communication electricity power supply by configuration, and make described Single-chip Controlling one second relay, this second relay is connected in the inside power supply circuit of this humidifier, to realize the control of single-chip microcomputer to this humidifier;
Step 5, in the course of the work, utilize single-chip microcomputer to sending low electronic impulse to inductive switch transmitted with to the relay of the pattern of environmental protection on air-conditioning remote control, make the inner conducting of this relay, air-conditioning is with the pattern of environmental protection work, the temperature of now setting is 26 degrees Celsius, wind speed minimum detects temperature, humidity and the gas concentration lwevel in room simultaneously;
Step 6, in predetermined time interval, single-chip microcomputer is compared the temperature detecting, humidity and gas concentration lwevel respectively with the quality judgment threshold interval setting, in the time that any one in temperature, humidity, gas concentration lwevel exceeds permissible value, the operation with change air-conditioning with relay by the remote controller in Single-chip Controlling air-conditioning remote control, to realize the adjusting to air quality.
2. the indoor air quality monitoring method based on traditional air conditioner modifying according to claim 1, is characterized in that, the quality of requirements of aforementioned setting comprises:
The permission interval of temperature; The permission interval of humidity and the permission interval of gas concentration lwevel.
3. the indoor air quality monitoring method based on traditional air conditioner modifying according to claim 1 and 2, is characterized in that, the quality of requirements of aforementioned setting comprises:
The permission interval of temperature is 25 degrees Celsius to 27 degrees Celsius;
The permission interval of humidity is 50% to 65%;
The permission interval of gas concentration lwevel is 0-5%.
4. the indoor air quality monitoring method based on traditional air conditioner modifying according to claim 1, is characterized in that, in abovementioned steps 6, comprising:
If the temperature detecting exceeds and allows intervally, sends N pulse to the intensification on described air-conditioning remote control or the relay of the button of lowering the temperature by single-chip microcomputer, thereby realize intensification N degree Celsius or the N degree Celsius that lowers the temperature.
5. the indoor air quality monitoring method based on traditional air conditioner modifying according to claim 1, is characterized in that, in abovementioned steps 6, comprising:
If the gas concentration lwevel detecting exceeds and allows intervally, send the relay of N pulse to the lifting wind speed button on air-conditioning remote control by single-chip microcomputer, intake is adjusted to maximum; If the gas concentration lwevel detecting returns to and allows intervally, send the relay of N pulse to the reduction wind speed button on air-conditioning remote control by single-chip microcomputer, make intake return to default value.
6. the indoor air quality monitoring method based on traditional air conditioner modifying according to claim 1, is characterized in that, in abovementioned steps 6, comprising:
If the humidity detecting, lower than allowing interval lower prescribing a time limit, sends a pulse to described the second Control humidifier work by single-chip microcomputer; Allow interval if the humidity detecting returns to, send a pulse to described the second Control humidifier by single-chip microcomputer and quit work.
7. the indoor air quality monitoring method based on traditional air conditioner modifying according to claim 1, is characterized in that, in abovementioned steps 1, selects DH11 Temperature Humidity Sensor to carry out humiture detection.
8. the indoor air quality monitoring method based on traditional air conditioner modifying according to claim 1, is characterized in that, in abovementioned steps 1, selects and adopts MG811 carbon dioxide sensor to carry out gas concentration lwevel detection.
9. the indoor air quality monitoring method based on traditional air conditioner modifying according to claim 1, is characterized in that, in abovementioned steps 1, selects light-emitting diode display, for showing humiture, gas concentration lwevel.
10. the indoor air quality monitoring method based on traditional air conditioner modifying according to claim 1, is characterized in that, in abovementioned steps 1, adopts charactron to show gas concentration lwevel.
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| CN201410457104.5A CN104180481A (en) | 2014-09-10 | 2014-09-10 | Indoor air quality monitoring system and method |
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| CN201410457104.5A CN104180481A (en) | 2014-09-10 | 2014-09-10 | Indoor air quality monitoring system and method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091224A (en) * | 2015-08-06 | 2015-11-25 | 广州朗威电子科技有限公司 | Indoor air quality adjusting method and system of large public building |
| CN105135626A (en) * | 2015-09-21 | 2015-12-09 | 中山市合美电器有限公司 | Method for controlling Internet-of-Things air purifier |
| CN106196465A (en) * | 2016-07-21 | 2016-12-07 | 广西柏豪家具有限公司 | A kind of office's automatic air interchanger and control method |
| CN110986226A (en) * | 2019-12-03 | 2020-04-10 | 福建三能节能科技有限责任公司 | Full-automatic control central air conditioning energy-saving cooling system |
| CN114076387A (en) * | 2020-08-14 | 2022-02-22 | 海信（山东）空调有限公司 | Air conditioner and air conditioner fresh air volume control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114076387A (en) * | 2020-08-14 | 2022-02-22 | 海信（山东）空调有限公司 | Air conditioner and air conditioner fresh air volume control method |
| CN114076387B (en) * | 2020-08-14 | 2023-06-09 | 海信空调有限公司 | Air conditioner and fresh air quantity control method thereof |
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