盐城腾飞环保防爆袋式除尘器如何防止粉尘爆�?参数-价格-中国粉体罐�/title>

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style="font-size: 10px;font-family: Arial"> </span></p><p style="text-indent: 18px;line-height: 15px;vertical-align: middle;background: white"><span style="font-size:12px;font-family:宋体;color:#333333">防爆除尘器利用稀释法防止火灾的一例。在收集爆炸性粉尘时，由于设置了吸尘罩，用空气稀释了粉尘，在管道中浓度远远低于爆炸下限。从系统中间向管道内连续提供不燃性粉料，如黏土、膨润土等，在除尘器内部对爆炸性粉尘加以稀释，以便防止发生爆炸和火灾的危险、�/span></p><p style="background: white"><span style="font-size: 20px;font-family: 宋体">基本信息</span></p><p style="text-indent: 8px;line-height: 23px;vertical-align: top;border: none;padding: 0"><span style="font-size: 13px;font-family: Symbol">·<span style="font-stretch: normal;font-size: 9px;line-height: normal;font-family: 'Times New Roman'"> </span></span><span style="font-size: 10px;font-family: 宋体">中文名称</span></p><p style="line-height: 23px;vertical-align: top;border: none;padding: 0"><span style="font-size: 10px;font-family: 宋体">防爆除尘�?/span></p><p style="text-indent: 8px;line-height: 23px;vertical-align: top;border: none;padding: 0"><span style="font-size: 13px;font-family: Symbol">·<span style="font-stretch: normal;font-size: 9px;line-height: normal;font-family: 'Times New Roman'"> </span></span><span style="font-size: 10px;font-family: 宋体">旵�/span><span style="font-size: 10px;font-family: Arial"> </span><span style="font-size: 10px;font-family: 宋体">闳�/span></p><p style="line-height: 23px;vertical-align: top;border: none;padding: 0"><span style="font-size: 10px;font-family: Arial">2010</span><span style="font-size: 10px;font-family: 宋体">平�/span></p><p style="line-height: 15px;background: white"><span style="font-size: 1px;font-family: Arial"> </span></p><p style="text-indent: 8px;line-height: 23px;vertical-align: top;border: none;padding: 0"><span style="font-size: 13px;font-family: Symbol">·<span style="font-stretch: normal;font-size: 9px;line-height: normal;font-family: 'Times New Roman'"> </span></span><span style="font-size: 10px;font-family: 宋体">佛�/span><span style="font-size: 10px;font-family: Arial"> </span><span style="font-size: 10px;font-family: 宋体">�?/span></p><p style="line-height: 23px;vertical-align: top;border: none;padding: 0"><span style="font-size: 10px;font-family: 宋体">如何防止粉尘爆炸</span></p><p style="text-indent: 8px;line-height: 23px;vertical-align: top;border: none;padding: 0"><span style="font-size: 13px;font-family: Symbol">·<span style="font-stretch: normal;font-size: 9px;line-height: normal;font-family: 'Times New Roman'"> </span></span><span style="font-size: 10px;font-family: 宋体">牸�/span><span style="font-size: 10px;font-family: Arial"> </span><span style="font-size: 10px;font-family: 宋体">炸�/span></p><p style="line-height: 23px;vertical-align: top;border: none;padding: 0"><span style="font-size: 10px;font-family: 宋体">产生高温、高厊�/span></p><p style="margin: 29px 0 13px;border: none;padding: 0"><span style="font-size: 19px;font-family: 宋体">腾飞环保防爆除尘�?/span><span style="font-size: 19px;font-family: 宋体">基本简今�/span></p><p style="margin-bottom: 13px;text-indent: 32px;line-height: 20px;background: white"><span style="font-size:12px;font-family:宋体;color:#333333">腾飞防爆袋式除尘器如何防止粉尘爆炷�/span></p><p style="margin-bottom: 13px;text-indent: 32px;line-height: 20px;background: white"><span style="font-size:12px;font-family:Arial;color:#333333">1</span><span style="font-size:12px;font-family:宋体;color:#333333">、粉尘爆炸的特点</span></p><p style="margin-bottom: 13px;text-indent: 32px;line-height: 20px;background: white"><span style="font-size:12px;font-family:宋体;color:#333333">粉尘爆炸就是</span><span style="font-size:12px;font-family:Arial;color:#333333"><span style=";font-family:宋体;color:#136EC2;text-underline:none">悬浮�?/span></span><span style="font-size:12px;font-family:宋体;color:#333333">于空气中的粉尘颗粒与空气中的氧气充分接触，在特定条件下瞬时完成的氧化反应，反应中放出大量热量，进而产生高温、高压的现象。任何粉尘爆炸都必须具备这样三个条件</span><span style="font-size:12px;font-family:Arial;color:#333333">:</span><span style="font-size:12px;font-family:宋体;color:#333333">点火溏�/span><span style="font-size:12px;font-family:Arial;color:#333333">;</span><span style="font-size:12px;font-family:宋体;color:#333333">可燃细粉尗�/span><span style="font-size:12px;font-family:Arial;color:#333333">;</span><span style="font-size:12px;font-family:宋体;color:#333333">粉尘悬浮于空气中且达到爆炸浓度极限范围、�/span></p><p style="margin-bottom: 13px;text-indent: 32px;line-height: 20px;background: white"><span style="font-size:12px;font-family:Arial;color:#333333">(1)</span><span style="font-size:12px;font-family:宋体;color:#333333">粉尘爆炸要比可燃物质及可燃气体复杂一般地，可燃粉尘悬浮于空气中形成在爆炸浓度范围内的粉尘云，在点火源作用下，与点火源接触的部分粉尘首先被点燃并形成一个小火球。在这个小火球燃烧放出的热量作用下，使得周围临近粉尘被加热、温度升高、着火燃烧现象产生，这样火球就将迅速扩大而形成粉尘爆炸、�/span></p><p style="margin-bottom: 13px;text-indent: 32px;line-height: 20px;background: white"><span style="font-size:12px;font-family:宋体;color:#333333">粉尘爆炸的难易程度和剧烈程度与粉尘的物理、化学性质以及周围空气条件密切相关。一般地，燃烧热越大、颗粒越细，活性越高的粉尘，发生爆炸的危险性越�?/span><span style="font-size:12px;font-family:Arial;color:#333333">;</span><span style="font-size:12px;font-family:宋体;color:#333333">轻的悬浮物可燃物质的爆炸危险性较�?/span><span style="font-size:12px;font-family:Arial;color:#333333">;</span><span style="font-size:12px;font-family:宋体;color:#333333">空气中氧气含量高时，粉尘易被燃点，爆炸也较为剧烈。由于水分具有抑制爆炸的作用，所以粉尘和气体越干燥，则发生爆炸的危险性越大、�/span></p><p style="margin-bottom: 13px;text-indent: 32px;line-height: 20px;background: white"><span style="font-size:12px;font-family:Arial;color:#333333">(2)</span><span style="font-size:12px;font-family:宋体;color:#333333">粉尘爆炸发生之后，往往会产生二次爆炸这是由于在**次爆炸时，有不少粉尘沉积在一起，其浓度超过了粉尘爆炸的上限浓度值而不能爆炸。但是，�?*次爆炸形成的冲击波或气浪将沉积粉尘重新扬起时，在空中与空气混合，浓度在粉尘爆炸范围内，就可能紧接着产生二次爆炸。第二次爆炸所造成的灾害往往�?*次爆炸要严重得多、�/span></p><p style="margin-bottom: 13px;text-indent: 32px;line-height: 20px;background: white"><span style="font-size:12px;font-family:宋体;color:#333333">国内某铝品生产厂</span><span style="font-size:12px;font-family:Arial;color:#333333">2013</span><span style="font-size:12px;font-family:宋体;color:#333333">年发生的尘爆炸事故的直接原因是排风机叶轮与吸入口端面摩擦起火引起的。风机吸入口处的虾米弯及裤衩三通气流不畅，容易积尘。特别是停机时更容易滞留粉尘，一旦启动，沉积的粉尘被扬起，很快达到爆炸下限，引起粉尘爆炸、�/span></p><p><br/></p> </div>  <div 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