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<div class="pubnavejj"> <div class="g-wrap"> <div class="crumbs"><a href="/">首页</a> > <a href="/html/newslist31.html">新闻资讯</a> > <a href="/html/newslist171.html">行业新闻</a></div> </div> </div> <div class="ybaboutadesc wow fadeInUp delay_4s"> <div class="newdescall"> <div class="newdetail-title"> 兰州甉|°”讑֤‡é˜²çˆ†‹‚€‹¹‹åˆ†äº«ï¼šçˆ†ç‚¸æ€§å±é™©åœºæ‰€é˜²çˆ†ç”‰|°”讑֤‡çš„分析和分类 <p>2021-5-6 15:19:01</p> </div> <div class="newdetail-con"><p> æ ÒŽ®ã€Šå±é™©åœºæ‰€ç”‰|°”防爆安全规范》AQ3009规定åQŒå±é™©åœºæ‰€ç”‰|°”讑֤‡åº”委托具有防爆专业资质的安全生äñ”‹‚€‹¹‹æ£€éªŒæœºæž„进行定期检查,旉™—´é—´éš”一般不­‘…过3òqß_¼›òq¶å°†‹‚€æŸ¥æŠ¥å‘Šå’Œæ•´æ”¹æƒ…况向安全生产监督管理部门备案。危险场所的安全生产关乎äh们的生命和胦产安全,所以,对生产场所的分¾cÕd°¤ä¸ºé‡è¦ã€? </p> <p style="text-align: center;"> <img title="兰州甉|°”讑֤‡é˜²çˆ†‹‚€‹¹? alt="兰州甉|°”讑֤‡é˜²çˆ†‹‚€‹¹? src="/upLoad/image/20210506/16202862085677534.jpg"/> </p> <p> 场所分类是对可能出现爆炸性气体环境的场所˜q›è¡Œåˆ†æžå’Œåˆ†¾cȝš„一¿Uæ–¹æ³•ï¼Œä»¥ä¾¿æ­£ç¡®é€‰æ‹©å’Œå®‰è£…危险场所中的甉|°”讑֤‡åQŒè¾¾åˆ°å®‰å…¨ä‹É用的目的åQŒåƈ把气体的¾U§åˆ«å’Œæ¸©åº¦ç»„别考虑˜q›åŽ»ã€? </p> <p> <br/> </p> <p> 在ä‹É用可燃性物质的许多场所åQŒè¦ä¿è¯çˆ†ç‚¸æ€§æ°”体环境永不出现及讑֤‡æ°æ€¸æˆäؓ点燃源都是困隄¡š„。因此,在出现爆炸性气体环境的可能性很高的场所åQŒåº”采用安全性能高的防爆甉|°”讑֤‡¾cÕdž‹ã€‚对于危险性稍ž®çš„场所åQˆå³å‡ºçŽ°çˆ†ç‚¸æ€§æ°”体环境可能性稍ž®çš„场所åQ‰ï¼Œåˆ™å¯ä»¥ä‹É用安全性能较低åQˆä½†ä»ç„¶å…ähœ‰­‘›_¤Ÿçš„安全性)、ä­h格相对便宜的防爆甉|°”讑֤‡¾cÕdž‹ã€? </p> <p> <br/> </p> <p> 几乎不可能通过对工厂或工厂布置的简单检查来¼‹®å®šå·¥åŽ‚中各部分的分区情å†üc€‚对此,需要一个更详细的方法,˜q™æ¶‰åŠåˆ°å¯¹å‡ºçŽ°çˆ†ç‚¸æ€§æ°”体环境的基本概率的分析ã€? </p> <p> <br/> </p> <p> 首先æŒ?区ã€?区和2区的定义来确定äñ”生爆炸性气体环境的可能性。只要确定了可能释放的频率和持箋旉™—´(释放½{‰çñ”)、释æ”ùN€Ÿåº¦ã€æµ“度、速率、通风及其他媄响区域类型和/或范围的因素åQŒå°±ä¸ºç¡®å®šå‘¨å›´åœºæ‰€å¯èƒ½å­˜åœ¨çš„爆炸性气体环境提供了可靠依据。因此,该方法要求更详细地考虑含有可燃性物质åƈ且可能成为释放源的每台电气设备的情况ã€? </p> <p> <br/> </p> <p> 特别是应通过设计或适当的操作方法,ž®?区或1区场所在数量上或范围上减至最ž®?换言之,工厂和其讑֤‡å®‰è£…场所大部分应该äؓ2区或非危险场所。对不可避免的有可燃性物质释攄¡š„场所åQŒåº”限制其设备äؓ2¾U§é‡Šæ”¾æºåQ›å¯¹äº?¾U§æˆ–˜qžç®‹½{‰çñ”释放源无法避免的场所åQŒåˆ™åº”尽量限刉™‡Šæ”ùN‡å’Œé‡Šæ”ùN€Ÿåº¦ã€‚在做场所分类æ—Óž¼Œ˜q™äº›åŽŸåˆ™åº”优先考虑。必要时åQŒè®¾å¤‡çš„设计、运行和讄¡½®éƒ½åº”保证即ä‹É在异常运行条件下åQŒé‡Šæ”‘Öˆ°å¤§æ°”中的可燃性物质的数量被减è‡Ïxœ€ž®?以便¾~©å°å±é™©åœºæ‰€çš„范围ã€? </p> <p> <br/> </p> <p> 一旦对工厂˜q›è¡Œäº†åˆ†¾cÕdƈ且做了必要的记录åQŒåœ¨æœªä¸Žè´Ÿè´£åœºæ‰€åˆ†ç±»çš„äh员协商的情况ä¸?不允许对讑֤‡æˆ–操作程序进行修攏V€‚未¾lè®¸å¯æ“…自进行场所分类无效。必™åÖM¿è¯åª„响场所分类的所有加工设备在¾l´ä¿®ä¸­å’Œé‡æ–°è£…配后都˜q›è¡Œè®¤çœŸ‹‚€æŸ¥ï¼Œé‡æ–°æŠ•å…¥˜qè¡Œä¹‹å‰åQŒä¿è¯æ¶‰åŠå®‰å…¨æ€§çš„原设计的完整性ã€? </p> <p> <br/> </p> <p> 以上文章ç”?a title="兰州防爆甉|°”‹‚€‹¹‹æœºæž? href="http://www.ceciartofliving.com" target="_self">兰州防爆甉|°”‹‚€‹¹‹æœºæž?/a>-国瑞‹‚€‹¹‹æ•´ç†å‘布,文章链接åQ?a href="http://www.ceciartofliving.com/html/news58.html" target="_self" 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