问题
问答题 简答题
管道用阻火器的适用范围及阻火原理是什么?(KHD:基础理论知识)
答案
参考答案:
管道阻火器专用于加热炉的燃料气管道上,安装在燃料气进入喷嘴前的燃料气管道上,当喷嘴回火时,阻火器内的金属网由于器壁效应转化为热能使火焰熄灭,防止因回火而引起燃料气管道内爆炸的危险。
管道用阻火器的适用范围及阻火原理是什么?(KHD:基础理论知识)
参考答案:
管道阻火器专用于加热炉的燃料气管道上,安装在燃料气进入喷嘴前的燃料气管道上,当喷嘴回火时,阻火器内的金属网由于器壁效应转化为热能使火焰熄灭,防止因回火而引起燃料气管道内爆炸的危险。
Wang Lei is studying in No.1 Middle School. He is in Class Three, Grade Nine. The table is his mid-term self-assessment (自我评价). He draws faces to show his progress. ![]() ![]() ![]() Read the table and find out how well Wang Lei is doing.
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