CN110486902B - Method and device for measuring and calculating carbon dioxide concentration of fresh air fan and fresh air fan - Google Patents
Method and device for measuring and calculating carbon dioxide concentration of fresh air fan and fresh air fan Download PDFInfo
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- CN110486902B CN110486902B CN201910732653.1A CN201910732653A CN110486902B CN 110486902 B CN110486902 B CN 110486902B CN 201910732653 A CN201910732653 A CN 201910732653A CN 110486902 B CN110486902 B CN 110486902B
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 229910002092 carbon dioxide Inorganic materials 0.000 title description 56
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title description 6
- 239000001569 carbon dioxide Substances 0.000 title description 2
- 238000001514 detection method Methods 0.000 claims abstract description 55
- 230000007423 decrease Effects 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000002349 favourable effect Effects 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 description 5
- 206010019233 Headaches Diseases 0.000 description 1
- 206010024264 Lethargy Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
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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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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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
- F24F11/89—Arrangement or mounting of control or safety devices
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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
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/70—Carbon dioxide
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Abstract
The invention discloses CO of a new fan2The method comprises the step of acquiring CO in real time through a sensor of a fresh air fan2Detecting the concentration, and calculating CO in a preset unit time2The rate of change of concentration; judging the current CO2CO corresponding to concentration detection value2Whether the concentration change rate meets a preset concentration deviation condition or not; if the CO is present2CO corresponding to concentration detection value2If the concentration change rate does not meet the preset concentration deviation condition, the current CO is used2The output of the concentration detection value is CO2Displaying a value; if the CO is present2CO corresponding to concentration detection value2If the concentration change rate meets the preset concentration deviation condition, the current CO is corrected according to a preset correction algorithm2Correcting the detected concentration value, and outputting the corrected value as CO2The value is displayed. The embodiment of the invention can effectively improve CO2The accuracy of concentration detection is favorable for passing high-accuracy CO2The concentration display correctly guides the user to use the new fan.
Description
Technical Field
The invention relates to the technical field of new fans, in particular to CO of a new fan2A concentration measuring method and device and a fresh air fan.
Background
With the improvement of living standard, the requirement of users on indoor air quality is higher and higher, and with the more serious outdoor pollution or the need of ventilation and the inability of windowing in cold summer and hot winter, the demand of people on a new fan is generated. CO22Is a key index of indoor pollution if CO is used2Too high a concentration can cause headache and lethargy in humans, and may even affect life safety.
At present, new fan manufacturers are increasing CO successively2And the sensor is used for detecting the concentration of C02 in the chamber. The new fan can be used for forming holes on the wall, the sealing requirement on the hole is strict, but the sealing requirement is thatMake stricter, CO2Molecules will penetrate around the machine to CO2Especially, in a standby state, CO detected only by the sensor2The concentration and the true value have large errors and cannot truly reflect the indoor CO2The concentration condition easily causes misunderstanding on the use of the new fan by a user.
Disclosure of Invention
The invention provides CO of a fresh air machine2Concentration measuring and calculating method and device and fresh air fan to solve the problem of CO of the existing fresh air fan2The invention combines the sensor technology to realize CO2Concentration calculation to effectively increase CO2The accuracy of concentration detection is favorable for passing high-accuracy CO2The concentration display correctly guides the user to use the new fan.
In order to solve the technical problem, the embodiment of the invention provides CO of a fresh air fan2The concentration measuring and calculating method at least comprises the following steps:
real-time acquisition of indoor CO by sensor of fresh air machine2Detecting the concentration, and calculating CO in a preset unit time2The rate of change of concentration;
judging the current indoor CO2CO corresponding to concentration detection value2Whether the concentration change rate meets a preset concentration deviation condition or not;
if the current indoor CO is2CO corresponding to concentration detection value2If the concentration change rate does not meet the preset concentration deviation condition, the current indoor CO is used2The output of the concentration detection value is CO2Displaying a value;
if the current indoor CO is2CO corresponding to concentration detection value2If the concentration change rate meets the preset concentration deviation condition, the current indoor CO is corrected according to a preset correction algorithm2Correcting the detected concentration value, and outputting the corrected value as CO2The value is displayed.
Preferably, the preset concentration deviation condition includes:
current indoor CO2CO corresponding to concentration detection value2The concentration change rate is less than or equal to a first preset threshold and greater than a second preset threshold;
the corresponding preset correction algorithm is as follows: a ═ bB;
wherein A represents CO2Displaying a value; b ≧ 1; b represents the current indoor CO2And (5) detecting the concentration.
Preferably, the preset concentration deviation condition includes:
current indoor CO2CO corresponding to concentration detection value2The concentration change rate is less than or equal to the second preset threshold;
the corresponding preset correction algorithm is as follows: a ═ bB + c;
wherein, 500 ≧ c ≧ 1.
As a preferred scheme, b is a preset first time function: b 1+ t1x；
Wherein, t1The timing time is represented, x represents a coefficient, and the value range of x is 0.01-0.09.
As a preferred scheme, c is a preset second time function: c ═ t2y；
Wherein, t2The timing time is represented, y represents a coefficient, and the value range of y is 10-50.
Preferably, the value range of the first preset threshold is 2-5, and the second preset threshold is 0.
The invention also provides CO of the fresh air machine2Concentration estimation device includes:
a processing module for acquiring indoor CO in real time by the sensor of the fresh air machine2Detecting the concentration, and calculating CO in a preset unit time2The rate of change of concentration;
a judging module for judging the current indoor CO2CO corresponding to concentration detection value2Whether the concentration change rate meets a preset concentration deviation condition or not;
a first execution module for determining if the current indoor CO is present2CO corresponding to concentration detection value2If the concentration change rate does not meet the preset concentration deviation condition, the current indoor CO is used2The output of the concentration detection value is CO2Displaying a value;
a second execution module for determining if the current indoor CO is present2CO corresponding to concentration detection value2If the concentration change rate meets the preset concentration deviation condition, the current indoor CO is corrected according to a preset correction algorithm2Correcting the detected concentration value, and outputting the corrected value as CO2The value is displayed.
Preferably, the preset concentration deviation condition includes:
current indoor CO2CO corresponding to concentration detection value2The concentration change rate is less than or equal to a first preset threshold and greater than a second preset threshold;
the corresponding preset correction algorithm is as follows: a ═ bB;
wherein A represents CO2Displaying a value; b ≧ 1; b represents the current detected indoor CO2 concentration value.
Preferably, the preset concentration deviation condition includes:
current indoor CO2CO corresponding to concentration detection value2The concentration change rate is less than or equal to the second preset threshold;
the corresponding preset correction algorithm is as follows: a ═ bB + c;
wherein, 500 ≧ c ≧ 1.
As a preferred scheme, b is a preset first time function: b 1+ t1x；
Wherein, t1The timing time is represented, x represents a coefficient, and the value range of x is 0.01-0.09.
As a preferred scheme, c is a preset second time function: c ═ t2y；
Wherein, t2The timing time is represented, y represents a coefficient, and the value range of y is 10-50.
Preferably, the value range of the first preset threshold is 2-5, and the second preset threshold is 0.
The invention also provides a fresh air fan, which comprises a controller and a display connected with the controller, wherein the controller comprises the CO of the fresh air fan2Concentration measuring and calculating device.
Compared with the prior art, the embodiment of the invention has the beneficial effects that the embodiment of the invention provides CO of the fresh air machine2The concentration measuring and calculating method comprises the following steps: real-time acquisition of indoor CO by sensor of fresh air machine2Detecting the concentration, and calculating CO in a preset unit time2The rate of change of concentration; judging the current indoor CO2CO corresponding to concentration detection value2Whether the concentration change rate meets a preset concentration deviation condition or not; if the current indoor CO is2CO corresponding to concentration detection value2If the concentration change rate does not meet the preset concentration deviation condition, the current indoor CO is used2The output of the concentration detection value is CO2Displaying a value; if the current indoor CO is2CO corresponding to concentration detection value2If the concentration change rate meets the preset concentration deviation condition, the current indoor CO is corrected according to a preset correction algorithm2Correcting the detected concentration value, and outputting the corrected value as CO2The value is displayed. By judging CO2Whether the change rate of the concentration meets the preset concentration variation condition or not, if not, the current CO is indicated2When the concentration change rate is rapidly reduced and the corresponding condition is that a user opens a door, opens a window or a fresh air fan is in a starting running state, the current indoor CO is converted into the indoor CO2The output of the concentration detection value is CO2Displaying a value; if the condition is met, the current CO is indicated2The concentration change rate is slowly reduced and even increased, and the corresponding conditions are that the fresh air fan is in a standby state and the permeation of outdoor air causes CO2CO is caused by slow concentration decrease, too many indoor people or too good indoor sealing degree2The concentration is increased, so that the current indoor CO is required2Correcting the detected concentration value, and outputting the corrected value as CO2Displaying the value to reflect the current indoor state to the user through the display deviceCO of2Concentration profile. Therefore, the correction is added on the basis of the detection value of the sensor, and the CO can be effectively improved2The accuracy of concentration detection is favorable for passing high-accuracy CO2The concentration display correctly guides the user to use the new fan.
Drawings
FIG. 1 shows CO of a fresh air fan in an embodiment of the present invention2A flow step chart of a concentration measuring and calculating method;
FIG. 2 shows CO of a new fan in an embodiment of the present invention2A flow chart of a concentration measuring and calculating method.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention provides a CO of a fresh air machine2The concentration measuring and calculating method at least comprises the following steps:
s10, acquiring indoor CO in real time through a sensor of a fresh air fan2Detecting the concentration, and calculating CO in a preset unit time2The rate of change of concentration;
s20, judging the current indoor CO2CO corresponding to concentration detection value2Whether the concentration change rate meets a preset concentration deviation condition or not;
s30, if the current indoor CO2CO corresponding to concentration detection value2If the concentration change rate does not meet the preset concentration deviation condition, the current indoor CO is used2The output of the concentration detection value is CO2Displaying a value;
s40, if the current indoor CO2CO corresponding to concentration detection value2If the concentration change rate meets the preset concentration deviation condition, the current indoor CO is corrected according to a preset correction algorithm2The detected value of the concentration is corrected,and outputting the corrected value as CO2The value is displayed.
In the present embodiment, the CO is judged2Whether the change rate of the concentration meets the preset concentration variation condition or not, if not, the current CO is indicated2The concentration change rate is rapidly reduced, if the corresponding condition is that a user opens a door, opens a window or a fresh air fan is in a starting running state, the current indoor CO is converted into the current indoor CO2The output of the concentration detection value is CO2The value is displayed. If the condition is met, the current CO is indicated2The concentration change rate is slowly reduced and even increased, and the corresponding conditions are that the fresh air fan is in a standby state and the permeation of outdoor air causes CO2CO is caused by slow concentration decrease, too many indoor people or too good indoor sealing degree2The concentration is increased, so that the current indoor CO is required2Correcting the detected concentration value, and outputting the corrected value as CO2Displaying the value to reflect the current CO in the room to the user through the display device2Concentration profile. Therefore, the correction is added on the basis of the detection value of the sensor, and the CO can be effectively improved2The accuracy of concentration detection is favorable for passing high-accuracy CO2The concentration display correctly guides the user to use the fresh air machine, and the user can conveniently use the fresh air machine according to the indoor displayed CO2The concentration is used to determine whether to start the machine.
In the present embodiment, the preset concentration deviation condition includes:
condition one, Current indoor CO2CO corresponding to concentration detection value2The concentration change rate is less than or equal to a first preset threshold and greater than a second preset threshold;
the corresponding preset correction algorithm is as follows: a ═ bB;
condition two, Current indoor CO2CO corresponding to concentration detection value2The concentration change rate is less than or equal to a second preset threshold;
the corresponding preset correction algorithm is as follows: a ═ bB + c;
wherein A represents CO2Displaying a value; b ≧ 1; b represents the current indoor CO2Detecting the concentration; 500 ≧ c ≧ 1. b is a preset first time function: b 1+ t1x；t1The timing time is represented, x represents a coefficient, and the value range of x is 0.01-0.09. c is a preset second time function: c ═ t2y；t2The timing time is represented, y represents a coefficient, and the value range of y is 10-50.
In one preferred embodiment, the first preset threshold a ranges from 2 to 5, and the second preset threshold is 0. CO of fresh air machine, as shown in FIG. 22The concentration measuring and calculating method comprises the following specific steps:
when the air conditioner is in a starting state, the air field near the fresh air fan is controlled, so that CO is subjected to control2The display effect is not large, and no processing is carried out, namely, A displays B detection.
When in standby state, recording the current indoor CO2CO corresponding to concentration detection value2The rate of change of concentration V.
When V > a, A ═ B, CO is detected2The concentration drops rapidly, should the user open the door or window.
When a is more than or equal to V and more than 0, A is bB, b is 1+ t1x, when CO is detected2The concentration slowly decreases due to the permeation of outdoor air, and a correction coefficient needs to be added to the display value; wherein, t1The timing is started when a is larger than V > 0, the count is 1 every 30s, for example, t is started10, 30s after t11, and so on, bmax＝1.3。
When V is less than or equal to 0, A ═ bB + c, b ═ 1+ t1x，c＝t2y, in which case CO still occurs in the chamber in the event of micro-penetration2The concentration should be increased due to CO caused by too many people in the room or good sealing2When the concentration is increased, the concentration needs to be corrected to enable a user or a user to recognize danger in advance to start up in advance; where c is a function of time, c ═ t2y and y are coefficients with the value of 10-50, t2To satisfy V ≦ 0, the timer is started, counting 1 every 30 seconds, e.g., starting t20, 30 seconds later t21, and so on, cmax＝500。
The following description will be made in detail by taking an example of a ═ 5:
v > 5, a indicates B detection, no correction;
when V is 3, it satisfies 5 ≧ V > 0, a ═ bB, first 30s, if detect B600, 0 time a ═ 600, x ═ 0.05, 2min later, detect B ═ 700, a ═ 700 (1+3 ═ 0.05) ═ 805;
v ═ 1, where V ≦ 0, a ═ bB + c, if B is detected 600, 0 time a ═ 600, y ═ 20, 2min later, B is detected 700, a ═ 700 ═ (1+3 ×, 0.05) +20 ═ 3 ═ 865.
It is proposed to set the values of a, x, y in the new fan mode control in an adjustable manner, which can be adjusted according to the actual situation.
The invention also provides CO of the fresh air machine2Concentration estimation device includes:
a processing module for acquiring indoor CO in real time by the sensor of the fresh air machine2Detecting the concentration, and calculating CO in a preset unit time2The rate of change of concentration;
a judging module for judging the current indoor CO2CO corresponding to concentration detection value2Whether the concentration change rate meets a preset concentration deviation condition or not;
a first execution module for determining if the current indoor CO is present2CO corresponding to concentration detection value2If the concentration change rate does not meet the preset concentration deviation condition, the current indoor CO is used2The output of the concentration detection value is CO2Displaying a value;
a second execution module for determining if the current indoor CO is present2CO corresponding to concentration detection value2If the concentration change rate meets the preset concentration deviation condition, the current indoor CO is corrected according to a preset correction algorithm2Correcting the detected concentration value, and outputting the corrected value as CO2The value is displayed.
In the present embodiment, the preset concentration deviation condition includes:
current indoor CO2CO corresponding to concentration detection value2The concentration change rate is less than or equal to a first preset threshold and greater than a second preset threshold;
the corresponding preset correction algorithm is as follows: a ═ bB;
wherein A representsCO2Displaying a value; b ≧ 1; b represents the current indoor CO2And (5) detecting the concentration.
In the present embodiment, the preset concentration deviation condition includes:
current indoor CO2CO corresponding to concentration detection value2The concentration change rate is less than or equal to a second preset threshold;
the corresponding preset correction algorithm is as follows: a ═ bB + c;
wherein A represents CO2Displaying a value; b ≧ 1; b represents the current indoor CO2Detecting the concentration; 500 ≧ c ≧ 1.
In this embodiment, b is a preset first time function: b 1+ t1x；
Wherein, t1The timing time is represented, x represents a coefficient, and the value range of x is 0.01-0.09.
In this embodiment, c is a preset second time function: c ═ t2y；
Wherein, t2The timing time is represented, y represents a coefficient, and the value range of y is 10-50.
In this embodiment, the first preset threshold value ranges from 2 to 5, and the second preset threshold value is 0.
The invention also provides a fresh air fan, which comprises a controller and a display connected with the controller, wherein the controller comprises the CO of the fresh air fan2Concentration measuring and calculating device.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (10)
1. CO of new fan2The concentration measuring and calculating method is characterized by at least comprising the following steps:
when the fresh air fan is in a standby state, indoor CO is obtained in real time through a sensor of the fresh air fan2Detecting the concentration, and calculating CO in a preset unit time2Change of concentrationA rate of change;
judging the current indoor CO2CO corresponding to concentration detection value2Whether the concentration change rate meets a preset concentration deviation condition or not;
if the current indoor CO is2CO corresponding to concentration detection value2If the concentration change rate does not meet the preset concentration deviation condition, the current indoor CO is used2The output of the concentration detection value is CO2Displaying a value;
if the current indoor CO is2CO corresponding to concentration detection value2If the concentration change rate meets the preset concentration deviation condition, the current indoor CO is corrected according to a preset correction algorithm2Correcting the detected concentration value, and outputting the corrected value as CO2Displaying a value; wherein, if the preset concentration deviation condition is satisfied, the corresponding condition is that the permeation of outdoor air causes CO2Slowing down the decrease in concentration or CO2The concentration increases.
2. CO of the fresh air machine of claim 12The concentration measuring and calculating method is characterized in that the preset concentration deviation condition comprises the following steps:
current indoor CO2CO corresponding to concentration detection value2The concentration change rate is less than or equal to a first preset threshold and greater than a second preset threshold;
the corresponding preset correction algorithm is as follows: a ═ bB;
wherein A represents CO2Displaying a value; b ≧ 1; b represents the current indoor CO2And (5) detecting the concentration.
3. CO for the new fan as claimed in claim 22The concentration measuring and calculating method is characterized in that the preset concentration deviation condition comprises the following steps:
current indoor CO2CO corresponding to concentration detection value2The concentration change rate is less than or equal to the second preset threshold;
the corresponding preset correction algorithm is as follows: a ═ bB + c;
wherein, 500 ≧ c ≧ 1.
4. CO of the fresh air machine of claim 2 or 32The concentration measuring and calculating method is characterized in that b is a preset first time function: b 1+ t1x；
Wherein, t1The timing time is represented, x represents a coefficient, and the value range of x is 0.01-0.09.
5. CO for a fresh air machine according to claim 32The concentration measuring and calculating method is characterized in that c is a preset second time function: c ═ t2y；
Wherein, t2The timing time is represented, y represents a coefficient, and the value range of y is 10-50.
6. CO for the new fan as claimed in claim 22The concentration measuring and calculating method is characterized in that the value range of the first preset threshold is 2-5, and the second preset threshold is 0.
7. CO of new fan2Concentration estimation device, its characterized in that includes:
a processing module for acquiring indoor CO in real time through a sensor of the fresh air fan when the fresh air fan is in a standby state2Detecting the concentration, and calculating CO in a preset unit time2The rate of change of concentration;
a judging module for judging the current indoor CO2CO corresponding to concentration detection value2Whether the concentration change rate meets a preset concentration deviation condition or not;
a first execution module for determining if the current indoor CO is present2CO corresponding to concentration detection value2If the concentration change rate does not meet the preset concentration deviation condition, the current indoor CO is used2The output of the concentration detection value is CO2Displaying a value;
a second execution module for determining if the current indoor CO is present2CO corresponding to concentration detection value2Change of concentrationIf the conversion rate meets the preset concentration deviation condition, the current indoor CO is corrected according to a preset correction algorithm2Correcting the detected concentration value, and outputting the corrected value as CO2Displaying a value; wherein, if the preset concentration deviation condition is satisfied, the corresponding condition is that the permeation of outdoor air causes CO2Slowing down the decrease in concentration or CO2The concentration increases.
8. CO for a fresh air machine according to claim 72The concentration measuring and calculating device is characterized in that the preset concentration deviation condition comprises the following steps:
current indoor CO2CO corresponding to concentration detection value2The concentration change rate is less than or equal to a first preset threshold and greater than a second preset threshold;
the corresponding preset correction algorithm is as follows: a ═ bB;
wherein A represents CO2Displaying a value; b ≧ 1; b represents the current indoor CO2And (3) detecting the concentration, wherein the value range of the first preset threshold is 2-5, and the second preset threshold is 0.
9. CO for a fresh air machine according to claim 82The concentration measuring and calculating device is characterized in that the preset concentration deviation condition comprises the following steps:
current indoor CO2CO corresponding to concentration detection value2The concentration change rate is less than or equal to the second preset threshold;
the corresponding preset correction algorithm is as follows: a ═ bB + c;
wherein, 500 ≧ c ≧ 1.
10. A fresh air machine, characterized by comprising a controller and a display connected with the controller, wherein the controller comprises the CO of the fresh air machine as claimed in any one of claims 7 to 92Concentration measuring and calculating device.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106814163A (en) * | 2017-01-22 | 2017-06-09 | 沈阳紫微机电设备有限公司 | Sack method tests formaldehyde, the device and method of VOC in furniture and decorating and renovating material |
| JP6415720B2 (en) * | 2015-07-01 | 2018-10-31 | 三菱電機株式会社 | Air conditioning system control device and air conditioning system |
| WO2019136097A1 (en) * | 2018-01-02 | 2019-07-11 | Arizona Board Of Regents On Behalf Of Arizona State University | Method and system for assessing metabolic rate and maintaining indoor air quality and efficient ventilation energy use with passive environmental sensors |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005233484A (en) * | 2004-02-18 | 2005-09-02 | Sanyo Electric Co Ltd | Air conditioner |
| WO2011101525A1 (en) * | 2010-02-19 | 2011-08-25 | Vaisala Oyj | Method for calibration of a co2 concentration sensor and a measuring device |
| CN105650814A (en) * | 2016-01-13 | 2016-06-08 | 东莞市利发爱尔空气净化系统有限公司 | Windowing detection method and device based on air purifier |
| EP3211416B1 (en) * | 2016-02-23 | 2018-09-12 | iQunet BVBA | A battery-powered, wireless gas sensing unit |
| CN105890113B (en) * | 2016-04-11 | 2019-02-05 | 青岛海尔空调器有限总公司 | Dust concentration detecting method based on air conditioner |
| CN206739432U (en) * | 2017-03-10 | 2017-12-12 | 河北享美环保科技有限公司 | A kind of Anti-air-leakage window fresh air purifier |
| CN107576710B (en) * | 2017-08-17 | 2019-11-22 | 广东美的制冷设备有限公司 | Electrochemical gas sensor and its calibration method, air conditioner |
| CN108416522A (en) * | 2018-03-06 | 2018-08-17 | 深圳市卡普瑞环境科技有限公司 | A kind of temporal information method of adjustment and temporal information adjusting apparatus |
| CN109011862A (en) * | 2018-07-05 | 2018-12-18 | 杨柳锋 | A kind of indoor formaldehyde detection processing device |
-
2019
- 2019-08-09 CN CN201910732653.1A patent/CN110486902B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6415720B2 (en) * | 2015-07-01 | 2018-10-31 | 三菱電機株式会社 | Air conditioning system control device and air conditioning system |
| CN106814163A (en) * | 2017-01-22 | 2017-06-09 | 沈阳紫微机电设备有限公司 | Sack method tests formaldehyde, the device and method of VOC in furniture and decorating and renovating material |
| WO2019136097A1 (en) * | 2018-01-02 | 2019-07-11 | Arizona Board Of Regents On Behalf Of Arizona State University | Method and system for assessing metabolic rate and maintaining indoor air quality and efficient ventilation energy use with passive environmental sensors |
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Address after: No.1 Haixin Road, Nancun Town, Pingdu City, Qingdao City, Shandong Province Patentee after: Hisense Air Conditioning Co.,Ltd. Country or region after: China Address before: No. 151, Zhuzhou Road, Laoshan District, Qingdao, Shandong Patentee before: HISENSE (SHANDONG) AIR-CONDITIONING Co.,Ltd. Country or region before: China |