150m高烟囱爆破拆除振动测试Monitoring on Vibration caused by Explosive Demolition of 150 Meters Height Chimney
唐春海,张永哲,梁向前
摘要(Abstract)：
在包头第三热电厂150 m钢筋混凝土烟囱爆破拆除工程中,测量了爆破缺口内炸药爆炸和烟囱倒塌触地引起的地面质点振速和主振频率。经分析得出结论:在烟囱等高耸建筑物的爆破倒塌过程中,炸药爆炸产生的振动强度小于烟囱倒塌触地引起的振动强度;(构)筑物落地冲击振动的频率一般比爆破引起的振动频率要低;铺设缓冲材料、挖减振沟等措施可减小触地冲击引起的地面振动强度。
关键词(KeyWords)： 烟囱;拆除爆破;振动监测
基金项目(Foundation):
作者(Author): 唐春海,张永哲,梁向前
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