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金马大厦折叠爆破拆除塌落与爆破振动分析
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Indexed by:期刊论文

Date of Publication:2012-06-15

Journal:工程爆破

Included Journals:PKU、ISTIC

Volume:18

Issue:2

Page Number:60-64

ISSN No.:1006-7051

Key Words:高层建筑物;折叠爆破;爆破振动;塌落振动;对比分析

Abstract:结合大连金马大厦双向折叠爆破拆除工程实例,回归分析了大楼拆除爆破振动和塌落振动的衰减规律,得到了K值和a值.分析了振动波形的时间历程,整个波形主要有2次爆破振动和1次塌落振动.对比分析了这两种振动的速度及频率特征,结果是塌落振动比爆破振动速度更大,是对周边建(构)筑物影响的主要因素;塌落振动比爆破振动的频率更低,更易引起建(构)筑物共振,因此振速和主振频率应作为城市爆破拆除的安全判据.

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Supervisor of Doctorate Candidates
Supervisor of Master's Candidates

Gender:Male

Alma Mater:大连理工大学

Degree:Doctoral Degree

School/Department:力学与航空航天学院

Discipline:Engineering Mechanics. Applied and Experimental Mechanics. Biomechanics and Nanomechanics

Business Address:大连理工大学 A1区26号 力学系203室

Contact Information:yanhh@dlut.edu.cn 0411-84708397

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