CN108760600A - A kind of detection method for air purifier Removal efficiency of particulate matter - Google Patents
A kind of detection method for air purifier Removal efficiency of particulate matter Download PDFInfo
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- CN108760600A CN108760600A CN201810490790.4A CN201810490790A CN108760600A CN 108760600 A CN108760600 A CN 108760600A CN 201810490790 A CN201810490790 A CN 201810490790A CN 108760600 A CN108760600 A CN 108760600A
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- 239000013618 particulate matter Substances 0.000 title claims abstract description 50
- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 238000012360 testing method Methods 0.000 claims abstract description 106
- 238000000034 method Methods 0.000 claims abstract description 28
- 239000002245 particle Substances 0.000 claims abstract description 27
- 230000000694 effects Effects 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims abstract description 6
- 239000008187 granular material Substances 0.000 claims description 23
- 235000019504 cigarettes Nutrition 0.000 claims description 21
- 238000002474 experimental method Methods 0.000 claims description 19
- 238000013019 agitation Methods 0.000 claims description 16
- 239000000428 dust Substances 0.000 claims description 16
- 238000003672 processing method Methods 0.000 claims description 2
- 238000011017 operating method Methods 0.000 abstract 1
- 239000000356 contaminant Substances 0.000 description 9
- 239000007787 solid Substances 0.000 description 9
- 238000002203 pretreatment Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N2015/084—Testing filters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N2015/0846—Investigating permeability, pore-volume, or surface area of porous materials by use of radiation, e.g. transmitted or reflected light
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a kind of detection methods for air purifier Removal efficiency of particulate matter.Respectively the experimental group of test run clarifier model machine to be measured and do not put clarifier model machine to be measured blank control group test chamber in it is initial and effect same time after PM1.0 particulate matters concentration, particulate matter is calculated according to the data of measurement and effectively removes rate, finally obtains the particle purifying effect of clarifier model machine to be measured.This method can reduce the workload of test using the particulate matter of PM1.0 as test index, it can also be again in the constant unified time, the test performance of clarifier is judged, it with rate of descent or effectively removes rate simultaneously test result is judged, simplify operating procedure, detection efficiency is improved, allows consumer that can go out the ability of the clarifier removal particulate matter in specific time and space with intuitive judgment, can more be received by consumers in general.
Description
Technical field：
The invention belongs to environmental monitorings, and in particular to a kind of detection side for air purifier Removal efficiency of particulate matter
Method.
Background technology：
With the promotion to air quality attention rate, over nearly 1 year, air purifier market shows the increasing of explosion type
It is long, it data show, 3,100,000,000 yuan of air purifier sales volume in 2012, speedup was sold close to 40%, 2013 year air purifier
For volume up to 8,500,000,000 yuan, speedup was 14,500,000,000 yuan close to 180%, 2014 year, and speedup is close to 70%.2015, including air purifier exists
Interior environmental friendly indoor industry, annual value of production at home are up to 80,000,000,000 yuan, and annual annual compound growth rate surpasses 30%, and the year two thousand twenty will
Reach 152,000,000,000 yuan.2014-2020, air purifier market by keep 48% annual average compound growth rate.But current inspection
Survey method is all the Clean air delivery rate by detecting clarifier, to judge the purifying property of clarifier.But Clean air delivery rate
Concept is excessively professional, it is difficult to relatively intuitively react the detergent power of clarifier product, is esthetically acceptable to the consumers.Therefore it finds a kind of
Easy, intuitive, effective detection method is most important.
Invention content：
The purpose of the invention is to overcome existing national standard GB/T 18801-2015《Air purifier》Middle particulate matter is clean
The deficiency of air quantity detecting method, and according to the actual size of cigarette particulate matter, provide a kind of easier, quick and detection efficiency
The detection method of high particle purifying efficiency, and be easier to be acceptable to the market.
The detection method for air purifier Removal efficiency of particulate matter of the present invention comprising following steps：It tests respectively
It runs the experimental group of clarifier model machine to be measured and does not put the initial and effect in the test chamber of the control group of clarifier model machine to be measured
The concentration of PM1.0 particulate matters after same time calculates particulate matter according to obtained data and effectively removes rate, to be measured to calculate
The particle purifying effect of clarifier model machine.
The data of the experimental group are obtained by following methods：First by clarifier model machine to be measured, trial operation is extremely in laboratory
Few 30min, test chamber middle position is placed in by model machine, when model machine height is less than 35cm, need to be placed on the table top of 400mm high
On, it lights experiment and uses cigarette, and the smog of generation is passed through test chamber, while opening agitation fan, make the particulate matter in space
Initial concentration is (10.0 ± 1.0) mg/m3, fan 2min is continued on, makes test chamber endoparticle object after mixing, closes wind
3min is fanned, with the particle concentration in steady testing cabin, uses the granule density of the PM1.0 in laser dust monitor test chamber, note
Record is C1, opens model machine effect after a certain period of time, the granule density of the PM1.0 in test chamber is recorded as C2；
The data of the blank control group are obtained by following methods：Clarifier is not placed in experimental cabin, is lighted experiment and is used
Cigarette, and the smog of generation is passed through test chamber, while opening agitation fan, makes the particulate matter initial concentration in space be
(10.0±1.0)mg/m3, fan 2min is continued on, makes test chamber endoparticle object after mixing, closes fan 3min, with
Particle concentration in steady testing cabin is recorded as C1 ' using the granule density of the PM1.0 in laser dust monitor test chamber, with
After experimental group acts on same time, the granule density of the PM1.0 in test chamber is recorded as C2 '；
The data according to measurement calculate particulate matter and effectively remove rate, and specific data processing method is：According to
Control group data calculate the natural decay rate of particulate matter PM1.0 is：
Natural decay rate=(C1 '-C2 ')/C1 ' × 100%,
Clarifier is to the rate that effectively removes of particulate matter PM1.0：
Effectively remove rate=[C1 (1- natural decay rates)-C2]/[C1 (1- natural decay rates)] × 100%.
Experiment is Hongta cigarette with cigarette.
The present invention compared with the existing technology, has the advantages that：
1) use the particulate matter of PM1.0 that can reduce the workload of test as test index, it can also be in constant unification
Time in, the test performance of clarifier is judged, it is more careful to more can directly reflect the actual performance of clarifier
Embodiment clarifier filter effect.
2) it with rate of descent or effectively removes rate test result is judged, more can intuitively show as a result, allowing consumption
Person can go out the ability of the clarifier removal particulate matter in specific time and space with intuitive judgment, can more be connect by consumers in general
By.
Specific implementation mode：
With reference to specific embodiment, the present invention is described in detail：
Embodiment 1：Clarifier A
It is tested with this patent method：
(1) sample pre-treatments：Clarifier A trial run time >=30min (the present embodiment 30min) in laboratory.
(2) experimental group is tested：Clarifier A (model machine height is less than 35cm) is placed in test chamber middle position about 400mm high
Table top on.The experiment that is placed in particulate matter generating means is lighted with cigarette, and the smog of generation is passed through test chamber, is opened simultaneously
Agitation fan is opened, it is (10.0 ± 1.0) mg/m to make the particulate matter initial concentration in space3.After the completion of generation, wind is continued on
(ceiling fan) 2min is fanned, makes test chamber endoparticle object after mixing, closes ceiling fan 3min, it is dense with the particulate matter in steady testing cabin
Degree.Using the granule density of the PM1.0 in laser dust monitor test chamber, it is recorded as C1.After opening clarifier A effects 20min, survey
The granule density for trying the PM1.0 in cabin, is recorded as C2.ON cycle fan in test process.
(3) control group is tested：Clarifier is not placed in experimental cabin, and it is fragrant to light the experiment being placed in particulate matter generating means
Cigarette, and the smog of generation is passed through test chamber, while agitation fan is opened, it is (10.0 to make the particulate matter initial concentration in space
±1.0)mg/m3.After the completion of generation, fan (ceiling fan) 2min is continued on, makes test chamber endoparticle object after mixing, closed
Ceiling fan 3min is closed, with the particle concentration in steady testing cabin.Particle using the PM1.0 in laser dust monitor test chamber is dense
Degree, is recorded as C1 '.After acting on same time with experimental group, the granule density of the PM1.0 in test chamber is recorded as C2 '.Test
ON cycle fan in the process.
(4) data processing：PM1.0 natural decay rates=(C1 '-C2 ')/C1 ' × 100% is calculated to obtain according to control group data；
Experimental group removal rate eliminates natural decay rate, and be purified device A effectively removes rate=[C1 (1- natural decay rates)-C2]/[C1
(1- natural decay rates)] × 100%.It the results are shown in Table 1.
It is tested with the method for national standard GB18801-2015 air purifiers：
(1) sample pre-treatments：Clarifier A trial run time >=30min in laboratory.
(2) experimental group is tested：Clarifier A is placed on the table top of test chamber middle position about 400mm high.It lights and is placed in
The smog of generation is passed through test chamber with cigarette by the experiment in grain object generating means, while opening agitation fan, is made in space
The initial concentration of particulate matter is 2 × 106A/L-2 × 107A/L.After the completion of generation, fan (ceiling fan) 2min is continued on, is made
Test chamber endoparticle object after mixing, closes ceiling fan 3min, with the particle concentration in steady testing cabin.Use laser dust
In corpuscular counter test chamber >=0.3 μm of granule density, it is recorded as initial concentration C0.Clarifier A is opened, detection examination is started
It tests, is measured once per 2min, METHOD FOR CONTINUOUS DETERMINATION 20min calculates the complete attenuation constant ke of solid contaminant, opens and follow in test process
Ring fan.
(3) control group is tested：Clarifier is not placed in experimental cabin, and it is fragrant to light the experiment being placed in particulate matter generating means
Cigarette, and the smog of generation is passed through test chamber, while agitation fan is opened, it is 2 × 10 to make the particulate matter initial concentration in space6
A/L-2 × 107A/L.After the completion of generation, fan 2min is continued on, makes test chamber endoparticle object after mixing, is closed
Ceiling fan 3min, with the particle concentration in steady testing cabin.Using in laser dust particle counter follow-on test cabin >=0.3
μm granule density, measured per 2min primary, METHOD FOR CONTINUOUS DETERMINATION 20min calculates the Natural Attenuation constant kn of solid contaminant, test
ON cycle fan in the process.
(4) data processing：Air purifier removes the Clean air delivery rate of solid contaminant：Q=60 × (ke-kn) × V
Attenuation constant
ti--- the time in t
--- the natural logrithm in t
It the results are shown in Table 2
Embodiment 2：Clarifier B
It is tested with this patent method：
(1) sample pre-treatments：Clarifier B trial run time >=30min in laboratory.
(2) experimental group is tested：Clarifier B is placed in test chamber center.Light the experiment being placed in particulate matter generating means
With cigarette, and the smog of generation is passed through test chamber, while opening agitation fan, makes the particulate matter initial concentration in space be
(10.0±1.0)mg/m3.After the completion of generation, fan 2min is continued on, test chamber endoparticle object concentration is made to be uniformly mixed
Afterwards, ceiling fan 3min is closed, with the particle concentration in steady testing cabin.Particle using the PM1.0 in dust instrument test chamber is dense
Degree, is recorded as C1.After opening clarifier B effects 20min, the granule density of the PM1.0 in test chamber is recorded as C2.It tested
ON cycle fan in journey.
(3) control group is tested：Clarifier is not placed in experimental cabin, and it is fragrant to light the experiment being placed in particulate matter generating means
Cigarette, and the smog of generation is passed through test chamber, while agitation fan is opened, it is (10.0 to make the particulate matter initial concentration in space
±1.0)mg/m3.After the completion of generation, fan 2min is continued on, makes test chamber endoparticle object after mixing, closes ceiling fan
3min, with the particle concentration in steady testing cabin.Using the granule density of the PM1.0 in dust instrument test chamber, it is recorded as
C1'.After acting on same time with experimental group, the granule density of the PM1.0 in test chamber is recorded as C2 '.It is opened in test process
Circulating fan.
(4) data processing：PM1.0 natural decay rates=(C1 '-C2 ')/C1 ' × 100% is calculated to obtain according to control group data；
Experimental group removal rate eliminates natural decay rate, and be purified device B effectively removes rate=[C1 (1- natural decay rates)-C2]/[C1
(1- natural decay rates)] × 100%.It the results are shown in Table 1.
It is tested with the method for national standard GB18801-2015 air purifiers：
(1) sample pre-treatments：Clarifier B trial run time >=30min in laboratory.
(2) experimental group is tested：Clarifier B is placed in test chamber middle position.It lights and is placed in particulate matter generating means
Cigarette is used in experiment, and the smog of generation is passed through test chamber, while opening agitation fan, makes the particulate matter initial concentration in space
It is 2 × 106A/L-2 × 107A/L.After the completion of generation, fan 2min is continued on, test chamber endoparticle object is made to be uniformly mixed
Afterwards, ceiling fan 3min is closed, with the particle concentration in steady testing cabin.Using in laser dust particle counter test chamber >=
0.3 μm of granule density is recorded as initial concentration C0.Clarifier B is opened, detection experiment is started, measurement is primary per 2min, continuously
20min is measured, calculates the complete attenuation constant ke of solid contaminant, ON cycle fan in test process.
(3) control group is tested：Clarifier is not placed in experimental cabin, and it is fragrant to light the experiment being placed in particulate matter generating means
Cigarette, and the smog of generation is passed through test chamber, while agitation fan is opened, it is 2 × 10 to make the particulate matter initial concentration in space6
A/L-2 × 107A/L.After the completion of generation, fan 2min is continued on, makes test chamber endoparticle object after mixing, is closed
Ceiling fan 3min, with the particle concentration in steady testing cabin.Using in laser dust particle counter follow-on test cabin >=0.3
μm granule density, measured per 2min primary, METHOD FOR CONTINUOUS DETERMINATION 20min calculates the Natural Attenuation constant kn of solid contaminant, test
ON cycle fan in the process.
(4) data processing：Air purifier removes the Clean air delivery rate of solid contaminant：Q=60 × (ke-kn) × V
Attenuation constant
ti--- the time in t
--- the natural logrithm in t
Test result is shown in Table 2.
Embodiment 3：Clarifier C
It is tested with this patent method：
(1) sample pre-treatments：Clarifier C trial run time >=30min in laboratory.
(2) experimental group is tested：Clarifier C is placed in test chamber center.Light the experiment being placed in particulate matter generating means
With cigarette, and the smog of generation is passed through test chamber, while opening agitation fan, makes the particulate matter initial concentration in space be
(10.0±1.0)mg/m3.After the completion of generation, fan 2min is continued on, test chamber endoparticle object concentration is made to be uniformly mixed
Afterwards, ceiling fan 3min is closed, with the particle concentration in steady testing cabin.Particle using the PM1.0 in dust instrument test chamber is dense
Degree, is recorded as C1.After opening clarifier C effects 20min, the granule density of the PM1.0 in test chamber is recorded as C2.It tested
ON cycle fan in journey.
(3) control group is tested：Clarifier is not placed in experimental cabin, and it is fragrant to light the experiment being placed in particulate matter generating means
Cigarette, and the smog of generation is passed through test chamber, while agitation fan is opened, it is (10.0 to make the particulate matter initial concentration in space
±1.0)mg/m3.After the completion of generation, fan 2min is continued on, makes test chamber endoparticle object after mixing, closes ceiling fan
3min, with the particle concentration in steady testing cabin.Using the granule density of the PM1.0 in dust instrument test chamber, it is recorded as
C1'.After acting on same time with experimental group, the granule density of the PM1.0 in test chamber is recorded as C2 '.It is opened in test process
Circulating fan.
(4) data processing：PM1.0 natural decay rates=(C1 '-C2 ')/C1 ' × 100% is calculated to obtain according to control group data；
Experimental group removal rate eliminates natural decay rate, and be purified device C effectively removes rate=[C1 (1- natural decay rates)-C2]/[C1
(1- natural decay rates)] × 100%.It the results are shown in Table 1.
It is tested with the method for national standard GB18801-2015 air purifiers：
(1) sample pre-treatments：Clarifier C trial run time >=30min in laboratory.
(2) experimental group is tested：Clarifier C is placed in test chamber middle position.It lights and is placed in particulate matter generating means
Cigarette is used in experiment, and the smog of generation is passed through test chamber, while opening agitation fan, makes the particulate matter initial concentration in space
It is 2 × 106A/L-2 × 107A/L.After the completion of generation, fan 2min is continued on, test chamber endoparticle object is made to be uniformly mixed
Afterwards, ceiling fan 3min is closed, with the particle concentration in steady testing cabin.Using in laser dust particle counter test chamber >=
0.3 μm of granule density is recorded as initial concentration C0.Clarifier C is opened, detection experiment is started, measurement is primary per 2min, continuously
20min is measured, calculates the complete attenuation constant ke of solid contaminant, ON cycle fan in test process.
(3) control group is tested：Clarifier is not placed in experimental cabin, and it is fragrant to light the experiment being placed in particulate matter generating means
Cigarette, and the smog of generation is passed through test chamber, while agitation fan is opened, it is 2 × 10 to make the particulate matter initial concentration in space6
A/L-2 × 107A/L.After the completion of generation, fan 2min is continued on, makes test chamber endoparticle object after mixing, is closed
Ceiling fan 3min, with the particle concentration in steady testing cabin.Using in laser dust particle counter follow-on test cabin >=0.3
μm granule density, measured per 2min primary, METHOD FOR CONTINUOUS DETERMINATION 20min calculates the Natural Attenuation constant kn of solid contaminant, test
ON cycle fan in the process.
(4) data processing：Air purifier removes the Clean air delivery rate of solid contaminant：Q=60 × (ke-kn) × V
Attenuation constant
ti--- the time in t
--- the natural logrithm in t
Test result is shown in Table 2.
1 three air purifier particulate matter removal effects of table
2 three air purifier pure air magnitudes of table
| Sample number into spectrum | ke | kn | Clean air delivery rate |
| Clarifier A | 0.0895 | 0.0011 | 159.1 |
| Clarifier B | 0.1414 | 0.0011 | 252.6 |
| Clarifier C | 0.1975 | 0.0011 | 353.6 |
Claims (3)
1. a kind of detection method for air purifier Removal efficiency of particulate matter, which is characterized in that include the following steps：It surveys respectively
The experimental group of trial operation clarifier model machine to be measured and do not put clarifier model machine to be measured blank control group test chamber in it is initial
With the concentration of the PM1.0 particulate matters after effect same time, calculates particulate matter according to the data of measurement and effectively remove rate, finally
Obtain the particle purifying effect of clarifier model machine to be measured.
2. detection method according to claim 1, which is characterized in that the data of the experimental group are obtained by following methods
It arrives：First by clarifier model machine to be measured in laboratory trial operation at least 30min, model machine is placed in test chamber middle position, works as sample
It when machine height is less than 35cm, need to be placed on the table top of 400mm high, light experiment and use cigarette, and the smog of generation is passed through survey
Cabin is tried, while opening agitation fan, it is (10.0 ± 1.0) mg/m to make the particulate matter initial concentration in space3, continue on fan
2min makes test chamber endoparticle object after mixing, closes fan 3min, with the particle concentration in steady testing cabin, uses
The granule density of PM1.0 in laser dust monitor test chamber is recorded as C1, model machine effect is opened after a certain period of time, in test chamber
PM1.0 granule density, be recorded as C2；
The data of the blank control group are obtained by following methods：Clarifier is not placed in experimental cabin, is lighted experiment and is used cigarette,
And the smog of generation is passed through test chamber, while opening agitation fan, make the particulate matter initial concentration in space be (10.0 ±
1.0)mg/m3, fan 2min is continued on, makes test chamber endoparticle object after mixing, fan 3min is closed, with steady testing
Particle concentration in cabin is recorded as C1 ' using the granule density of the PM1.0 in laser dust monitor test chamber, makees with experimental group
After same time, the granule density of the PM1.0 in test chamber is recorded as C2 '；
The data according to measurement calculate particulate matter and effectively remove rate, and specific data processing method is：According to control
Group data calculate the natural decay rate of particulate matter PM1.0 is：
Natural decay rate=(C1 '-C2 ')/C1 ' × 100%,
Clarifier is to the rate that effectively removes of particulate matter PM1.0：
Effectively remove rate=[C1 (1- natural decay rates)-C2]/[C1 (1- natural decay rates)] × 100%.
3. detection method according to claim 1 or 2, which is characterized in that the cigarette is Hongta cigarette.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114226276A (en) * | 2021-11-15 | 2022-03-25 | 威凯检测技术有限公司 | Method for screening clean air quantity of particulate matters of air purifier and testing standard prototype |
| CN114486663A (en) * | 2022-02-09 | 2022-05-13 | 青岛海信日立空调系统有限公司 | Ion generator particulate matter purifying effect testing arrangement |
| CN115144533A (en) * | 2022-04-02 | 2022-10-04 | 成都万物之成科技有限公司 | Man-machine coexistence active killing equipment detection method and system without chemical consumables |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114226276A (en) * | 2021-11-15 | 2022-03-25 | 威凯检测技术有限公司 | Method for screening clean air quantity of particulate matters of air purifier and testing standard prototype |
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| CN115144533A (en) * | 2022-04-02 | 2022-10-04 | 成都万物之成科技有限公司 | Man-machine coexistence active killing equipment detection method and system without chemical consumables |
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Application publication date: 20181106 |