GOST R EN 1822-5-2014 High efficiency air filters EPA HEPA and ULPA Part 5 Determining the efficiency of filter elements《 ERA HEPA和ULPA高效空气过滤器 第5部分 过滤器滤芯效率的测定》.pdf

《GOST R EN 1822-5-2014 High efficiency air filters EPA HEPA and ULPA Part 5 Determining the efficiency of filter elements《 ERA HEPA和ULPA高效空气过滤器 第5部分 过滤器滤芯效率的测定》.pdf》由会员分享，可在线阅读，更多相关《GOST R EN 1822-5-2014 High efficiency air filters EPA HEPA and ULPA Part 5 Determining the efficiency of filter elements《 ERA HEPA和ULPA高效空气过滤器 第5部分 过滤器滤芯效率的测定》.pdf（28页珍藏版）》请在麦多课文档分享上搜索。

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5、ormance) 1822-1:2009 , HEPA ULPA. 1. , , (EN 1822-1:2009 High efficiency air filters (EPA, HEPA and ULPA) Part 1: Classification, performance testing, marking) 1822-2:2009 , HEPA ULPA. 2. - , , (EN 1822-3:2009 High efficiency air filters (EPA, HEPA and ULPA) Part 2: Aerosol production, measuring equ

6、ipment, particle counting statistics) 1822-3 , HEPA ULPA. 3. - (N 1822-3 High efficiency air filters (, HEPA and ULPA) Part 3: Testing flat sheet filter media) 1822-4 , HEPA ULPA. 4. - ( ) EN 1822-4 High efficiency air filters (EPA, HEPA and UL-PA) Part 4: Determining leakage of filter elements (sca

7、n method) 14799:2007 . (EN 14799:2007, Air filters for general air cleaning Terminology) 5167-1 , . 1. 1822-52014 2 ( 5167-1:2003) EN ISO 5167-1 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 1: General principles and

8、 requirements (ISO 5167-1:2003) 3 , 14799, : 3.1 (sampling duration): , . 3.2 (measuring procedure with fixed sampling probes): (-) . 3.3 (total particle count method): , ( ) - (, ). 3.4 (particle counting and sizing method): , , (, ). 4 4.1 . () . - , - -. - (MPPS) 1822-3. - , - (DMPS). , . - (CNC) (OPC), . , MPPS, . . , . , , , . -, DM M1, 5 2MPPSD MPPS () - . : - (4.2); - ( - 4.3). -. . 1822-52014 3 4.2 , - , . , - , - (6.2). 4.3 . 1822-4. - , - ( ) - . , . , - . , - . - ( ). - . 4.4 ( ) 4.2 4.3. ( ) ULPA ( U) - . - . 10, - . - . : - - ( 1), 1822 ( ), - . 2 -. 2 -