CN202947953U - Filtration performance test board for nuclear-grade high-efficiency particulate air filter - Google Patents
Filtration performance test board for nuclear-grade high-efficiency particulate air filter Download PDFInfo
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- CN202947953U CN202947953U CN 201220597049 CN201220597049U CN202947953U CN 202947953 U CN202947953 U CN 202947953U CN 201220597049 CN201220597049 CN 201220597049 CN 201220597049 U CN201220597049 U CN 201220597049U CN 202947953 U CN202947953 U CN 202947953U
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Abstract
The utility model provides a filtration performance test board for a nuclear-grade high-efficiency particulate air filter. A hundred-grade clean room, a high-efficient filter, an air feeder, a medium-efficiency filter and a coarse-efficiency filter are connected at an air inlet of a tested filter in sequence; a plurality of split-phase dust generators are further connected at the air inlet of the tested filter; an upstream sampling tube and a downstream sampling tube are arranged on the front end and the rear end of an air tube of the tested filter, respectively; a pressure gage is arranged on each of the front end and the rear end of the air tube of the tested filter; an air quantity gauge is arranged at the rear end of the air tube of the tested filter; an exhaust fan is arranged at the air outlet of the tested filter; and a spray nozzle is formed on the middle of the tested filter. According to the filtration performance test board disclosed by the utility model, a double-blower system is adopted, so that micro-positive pressure is ensured in a tested air flue, and the external air can not permeate into the tested air flue; and an air source with cleanliness of the hundred-grade is formed by passing the tested air through a three-level filter with coarse efficiency, medium efficiency and high efficiency, so that the test process is stable and free of influences of the changes of the atmospheric environment.
Description
Technical field
The utility model relates to core level highly effective particle air strainer measuring technology, is specifically related to a kind of core level highly effective particle air strainer strainability test board.
Background technology
Comprise the test of filtrator transmitance in the performance test to core level highly effective particle air strainer.Present domestic transmitance test-bed for core level highly effective particle air strainer, what generally adopt is sodium flame method, and the principle of sodium flame method is that certain density sodium-chloride water solution spraying, the dry mass median diameter that forms are about the sodium chloride aerosol of 0.4 micron as test dirt.Carry out the dust laden air sampling in the front and back of tested filtrator, and guide in the sodium flame photometer, measure the photoelectricity flow valuve relevant to dust content, thereby calculate the filtration efficiency of filtrator.
Most industrially developed country U.S. such as America and Europe and Japan generally adopt comparatively advanced particle counting (DOP method) testing table to measure the filtration efficiency of high efficiency particle air filter.The particle counting test has the advantages such as highly sensitive, aerosol particle grade majority sample, and stricter for the requirement of filter capability, test result is more accurate.Therefore, need a kind of core level highly effective particle air strainer strainability test board based on particle counting of design for detection of the strainability of filtrator.
Summary of the invention
The purpose of this utility model is to provide a kind of core level highly effective particle air strainer strainability test board based on particle counting, and it is for detection of the strainability of filtrator.
Realize the technical scheme of the utility model purpose: a kind of core level highly effective particle air strainer strainability test board, the air inlet place of its tested filtrator connects hundred grades of toilets, high efficiency particulate air filter, pressure fan, medium effeciency filter, low efficient filter successively, its Air enters pressure fan through low efficient filter, medium effeciency filter successively, send into high efficiency particulate air filter by pressure fan, then enter tested filtrator; The air inlet place of tested filtrator also connects many phase-splittings powder producer; The airduct front-end and back-end of tested filtrator arrange respectively sampled upstream pipe and sampled downstream pipe; Pressure gauge has also been placed in the airduct front-end and back-end of tested filtrator; The airduct rear end of tested filtrator is provided with the air measuring instrument; Air outlet place's connection exhaust blower of tested filtrator; Nozzle is placed at the middle part of tested filtrator.
A kind of core level highly effective particle air strainer strainability test board as above, in its described hundred grades of toilets with temp .-humidity measuring apparatus.
A kind of core level highly effective particle air strainer strainability test board as above, its described sampled upstream pipe and sampled downstream pipe also connect laser particle counter, to test.
Effect of the present utility model is:
A kind of core level highly effective particle air strainer strainability test board described in the utility model has adopted two blower fan systems, guarantees that testing in the air channel is pressure-fired, and outside air can not penetrate into to be tested in the air channel; Efficient tertiary filter during test air process is thick forms cleanliness factor and reaches the source of the gas of hundred grades, makes the stable impact that can not be subject to the atmospheric environment variation of test process.
On core level highly effective particle air strainer strainability test board described in the utility model, use laser particle counter, at nominal air delivery (1700m
3/ h) He 20% nominal air delivery (340m
3/ h) testing filters under condition comprises the testing efficiency of 0.1,0.2,0.3,0.5 micro particles, and with particle efficient that wherein efficient the is minimum efficient as filtrator, the result of test is more accurate.
Description of drawings
Fig. 1 is a kind of core level highly effective particle air strainer strainability test board platform front view described in the utility model;
Fig. 2 is a kind of core level highly effective particle air strainer strainability test board platform vertical view described in the utility model.
In figure: the 1-low efficient filter; The 2-medium effeciency filter; The 3-pressure fan; The 4-high efficiency particulate air filter; Hundred grades of toilets of 5-; The 6-temp .-humidity measuring apparatus; Many phase-splittings of 7-powder producer; 8-sampled upstream pipe; The tested filtrator of 9-; The 10-pressure gauge; 11-sampled downstream pipe; 12-air measuring instrument; The 13-nozzle; 14-exhaust blower; 15-laser particle counter.
Embodiment
Below in conjunction with the drawings and specific embodiments, a kind of core level highly effective particle air strainer strainability test board described in the utility model is further described.
As depicted in figs. 1 and 2, a kind of core level highly effective particle air strainer strainability test board described in the utility model, the air inlet place of its tested filtrator 9 has connected hundred grades of toilets 5, high efficiency particulate air filter 4, pressure fan 3, medium effeciency filter 2, low efficient filter 1 successively, air enters pressure fan 3 through low efficient filter 1, medium effeciency filter 2 successively, send into high efficiency particulate air filter 4 by pressure fan 3, the cleanliness factor that obtains thus reaches the air of hundred grades and enters tested filtrator 9 through hundred grades of toilets 5.In hundred grades of toilets 5 with temp .-humidity measuring apparatus 6.
The air inlet place of tested filtrator 9 also connects many phase-splittings powder producer 7.The airduct front-end and back-end of tested filtrator 9 arrange respectively sampled upstream pipe 8 and sampled downstream pipe 11, sampled upstream pipe 8 is used for measuring the front air quality of filtration, sampled downstream pipe 11 is used for the air ambient of statistics after tested filtrator 9 filters to be changed, and laser particle counter 15 connects sampled upstream pipe 8 and sampled downstream pipe 11 is tested.Pressure gauge 10 has also been placed in the airduct front-end and back-end of tested filtrator 9, and pressure gauge 10 is used for measuring filter resistance.The airduct rear end of tested filtrator 9 is provided with air measuring instrument 12, and whether air measuring instrument 12 is used for measuring the test air quantity and meets the requirements
Air outlet place's connection exhaust blower 14 of tested filtrator 9 is used for keeping slight positive pressure state.Nozzle 13 is placed at the middle part of tested filtrator 9.
Core level highly effective particle air strainer strainability test board job step described in the utility model is:
(1) open pressure fan 3, exhaust blower 14;
(2) air quantity is adjusted to respectively 50%(850m
3/ h), 75%(1275m
3/ h), 100%(1700m
3/ h), 125%(2125m
3/ h) nominal air delivery, test obtains its Resistance Value through the pressure reduction of tested filtrator 9 upstream and downstream;
Use laser particle counter 15, at nominal air delivery (1700m
3/ h) test respectively the population of tested filtrator 9 upstream and downstream under condition, each is surveyed four times, then calculates the transmitance of each particle diameter according to the transmitance formula, and wherein 0.3 μ m particle diameter penetrance is the filter clogging effect metric, and other data are reference value.Formula is: transmitance=downstream population/upstream population.
(3) close exhaust blower 3, pressure fan 14.
Claims (3)
1. core level highly effective particle air strainer strainability test board, it is characterized in that: the air inlet place of tested filtrator (9) connects hundred grades of toilets (5), high efficiency particulate air filter (4), pressure fan (3), medium effeciency filter (2), low efficient filter (1) successively, its Air passes through low efficient filter (1) successively, medium effeciency filter (2) enters pressure fan (3), send into high efficiency particulate air filter (4) by pressure fan (3), then enter tested filtrator (9);
The air inlet place of tested filtrator (9) also connects many phase-splittings powder producer (7); The airduct front-end and back-end of tested filtrator (9) arrange respectively sampled upstream pipe (8) and sampled downstream pipe (11); Pressure gauge (10) has also been placed in the airduct front-end and back-end of tested filtrator (9); The airduct rear end of tested filtrator (9) is provided with air measuring instrument (12); Air outlet place's connection exhaust blower (14) of tested filtrator (9); Nozzle (13) is placed at the middle part of tested filtrator (9).
2. a kind of core level highly effective particle air strainer strainability test board according to claim 1 is characterized in that: described hundred grades of toilets (5) are upper with temp .-humidity measuring apparatus (6).
3. a kind of core level highly effective particle air strainer strainability test board according to claim 1, it is characterized in that: described sampled upstream pipe (8) is connected 11 with the sampled downstream pipe) also connect laser particle counter (15), to test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220597049 CN202947953U (en) | 2012-11-13 | 2012-11-13 | Filtration performance test board for nuclear-grade high-efficiency particulate air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220597049 CN202947953U (en) | 2012-11-13 | 2012-11-13 | Filtration performance test board for nuclear-grade high-efficiency particulate air filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202947953U true CN202947953U (en) | 2013-05-22 |
Family
ID=48423649
Family Applications (1)
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|---|---|---|---|
| CN 201220597049 Expired - Lifetime CN202947953U (en) | 2012-11-13 | 2012-11-13 | Filtration performance test board for nuclear-grade high-efficiency particulate air filter |
Country Status (1)
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499512A (en) * | 2013-09-23 | 2014-01-08 | 同济大学 | Air-pressure-adjustable performance testing device for air filtering material and application thereof |
| CN104792681A (en) * | 2015-04-10 | 2015-07-22 | 山东大学 | Device for detecting and comparing performance of filters as well as detection method |
| CN104949852A (en) * | 2015-06-30 | 2015-09-30 | 国电科学技术研究院 | On-site contrast test system and method for incoming air filtering system of gas turbine |
| CN105043672A (en) * | 2015-07-14 | 2015-11-11 | 苏州英德尔室内空气技术有限公司 | High-efficiency filter PAO testing device |
| CN105067365A (en) * | 2015-08-24 | 2015-11-18 | 上海核工程研究设计院 | Air filter moisture-tolerance overpressure performance test bench |
| CN105954176A (en) * | 2016-07-18 | 2016-09-21 | 南华大学 | Method and device for in-situ real-time detection of filter characteristic of mask filter material on particles with different particle sizes |
| CN105964070A (en) * | 2016-06-27 | 2016-09-28 | 江苏盛伟过滤设备有限公司 | Reverse-blowing detection device for self-cleaning type filter element and fan |
| CN106289836A (en) * | 2016-07-29 | 2017-01-04 | 北京京丰燃气发电有限责任公司 | A kind of performance determination method of gas turbine inlet air filtration device |
| CN106525473A (en) * | 2016-10-26 | 2017-03-22 | 华南理工大学 | Device and method for detecting performances of air conditioner filter of passenger car |
| CN106896091A (en) * | 2015-12-18 | 2017-06-27 | 江苏核电有限公司 | The test-bed of sodium fluorescein method evaluation core level filter core performance |
| CN108051338A (en) * | 2018-01-08 | 2018-05-18 | 佛山市顺德区阿波罗环保器材有限公司 | A kind of resistance testing and analysis system of air filter |
| CN108287127A (en) * | 2018-01-08 | 2018-07-17 | 佛山市顺德区阿波罗环保器材有限公司 | Air filter testing and analysis system |
| CN108827858A (en) * | 2018-09-03 | 2018-11-16 | 苏州市翔耀精密自动化设备有限公司 | A kind of filter capability test device |
| CN109387466A (en) * | 2017-08-03 | 2019-02-26 | 江苏安邦伟业人工环境有限公司 | The efficiency inspection system of high efficiency particulate air filter for nuclear leve air cleaning unit |
| CN109387383A (en) * | 2017-08-03 | 2019-02-26 | 江苏安邦伟业人工环境有限公司 | Method of the detection for the filter efficiency of the high efficiency particulate air filter of nuclear leve air cleaning unit |
| CN111678851A (en) * | 2020-05-08 | 2020-09-18 | 大亚湾核电运营管理有限责任公司 | Nuclear power plant filter performance detection system |
| CN111721560A (en) * | 2020-05-20 | 2020-09-29 | 岭东核电有限公司 | Mobile integrated high-efficiency air filter test platform of nuclear power station |
-
2012
- 2012-11-13 CN CN 201220597049 patent/CN202947953U/en not_active Expired - Lifetime
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499512A (en) * | 2013-09-23 | 2014-01-08 | 同济大学 | Air-pressure-adjustable performance testing device for air filtering material and application thereof |
| CN104792681B (en) * | 2015-04-10 | 2017-05-10 | 山东大学 | Device for detecting and comparing performance of filters as well as detection method |
| CN104792681A (en) * | 2015-04-10 | 2015-07-22 | 山东大学 | Device for detecting and comparing performance of filters as well as detection method |
| CN104949852A (en) * | 2015-06-30 | 2015-09-30 | 国电科学技术研究院 | On-site contrast test system and method for incoming air filtering system of gas turbine |
| CN104949852B (en) * | 2015-06-30 | 2019-05-03 | 国电科学技术研究院 | A kind of gas turbine inlet air filtration system for field contrast test system and test method |
| CN105043672A (en) * | 2015-07-14 | 2015-11-11 | 苏州英德尔室内空气技术有限公司 | High-efficiency filter PAO testing device |
| CN105067365A (en) * | 2015-08-24 | 2015-11-18 | 上海核工程研究设计院 | Air filter moisture-tolerance overpressure performance test bench |
| CN106896091A (en) * | 2015-12-18 | 2017-06-27 | 江苏核电有限公司 | The test-bed of sodium fluorescein method evaluation core level filter core performance |
| CN105964070A (en) * | 2016-06-27 | 2016-09-28 | 江苏盛伟过滤设备有限公司 | Reverse-blowing detection device for self-cleaning type filter element and fan |
| CN105954176A (en) * | 2016-07-18 | 2016-09-21 | 南华大学 | Method and device for in-situ real-time detection of filter characteristic of mask filter material on particles with different particle sizes |
| CN106289836A (en) * | 2016-07-29 | 2017-01-04 | 北京京丰燃气发电有限责任公司 | A kind of performance determination method of gas turbine inlet air filtration device |
| CN106525473A (en) * | 2016-10-26 | 2017-03-22 | 华南理工大学 | Device and method for detecting performances of air conditioner filter of passenger car |
| CN109387466A (en) * | 2017-08-03 | 2019-02-26 | 江苏安邦伟业人工环境有限公司 | The efficiency inspection system of high efficiency particulate air filter for nuclear leve air cleaning unit |
| CN109387383A (en) * | 2017-08-03 | 2019-02-26 | 江苏安邦伟业人工环境有限公司 | Method of the detection for the filter efficiency of the high efficiency particulate air filter of nuclear leve air cleaning unit |
| CN109387383B (en) * | 2017-08-03 | 2020-06-30 | 江苏安邦伟业人工环境有限公司 | Method for detecting filtering efficiency of efficient filter for nuclear-grade air purification device |
| CN108051338A (en) * | 2018-01-08 | 2018-05-18 | 佛山市顺德区阿波罗环保器材有限公司 | A kind of resistance testing and analysis system of air filter |
| CN108287127A (en) * | 2018-01-08 | 2018-07-17 | 佛山市顺德区阿波罗环保器材有限公司 | Air filter testing and analysis system |
| CN108827858A (en) * | 2018-09-03 | 2018-11-16 | 苏州市翔耀精密自动化设备有限公司 | A kind of filter capability test device |
| CN111678851A (en) * | 2020-05-08 | 2020-09-18 | 大亚湾核电运营管理有限责任公司 | Nuclear power plant filter performance detection system |
| CN111721560A (en) * | 2020-05-20 | 2020-09-29 | 岭东核电有限公司 | Mobile integrated high-efficiency air filter test platform of nuclear power station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130522 |