GOST R EN 14591-2-2012 Explosion prevention and protection in underground mines Protective systems Part 2 Passive water trough barriers《地下矿山防爆和保护 保护系统 第2部分 无源水槽屏障物》.pdf

1、 14591-220122014 2 EN 14591-2: 2007 Explosion prevention and protection in underground mines Protective systems Part 2: Passive water trough barriers(IDT) 14591-22012 27 2002 . 184- , - 1.02004 . 1 - ( -) -, 42 403 - 3 - 17 2012 509- 4 14591-2:2007 - . . 2: - (EN 14591-2:2007 Explosion prevention an

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4、. , ( -). 13463-1 , . 1. EN 13463-1 Non-electrical equipment for potentially explosive atmospheres Part 1: Basic method and requirements 4589-2 . . 2. - EN ISO 4589-2 Plastics-Determination of burning behavior by oxygen index-Part 2: Ambient temperature test 554 / . ISO 554 Standard atmospheres for

5、conditioning and/or testing. Specifications3 .3.1 (explosion barrier): , - - .3.2 (water trough barrier): , , .3.3 (water trough): , , .3.4 (trough group): , - 3 . . 1. 1 3 . 14591-22012 14591-2201223.5 (roadway cross-section): , -, , . 3.6 (volume of roadway section): . - . .3.7 (passive water trou

6、gh barrier): , , , - .3.8 (active water trough barrier): - , , , - .3.9 (concentrated water trough barrier): 20 , 1 2 200 . 1 3 - 5 .3.10 (distributed water trough barrier): , - 1 3 , -, 1 . 30 ( 50 10 2).3.11 (quick-deploy water trough barrier): - , - . - , , - . 60 1 2- .3.12 (blast pressure): - ,

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