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一种测量工业炸药临界直径和临界厚度的连续电阻丝探针法
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Indexed by:期刊论文

Date of Publication:2018-07-19

Journal:含能材料

Volume:26

Issue:7

Page Number:620-625

ISSN No.:1006-9941

Key Words:非理想爆轰;直径效应;连续压导探针;临界尺寸

Abstract:为了定量判定工业炸药的临界直径和临界厚度,自行研制了一种可连续测量爆轰波和冲击波速度的电阻丝探针,并以粉状铵油炸药(ANFO)为测试对象,设计了无约束锥形和半约束楔形两种装药形式,利用单发实验便可分别测得粉状ANFO炸药在两种约束条件下的爆速变化曲线,从而计算出相应的临界直径和临界厚度.结果表明:粉状ANFO炸药的临界直径随炸药密度的增大而增大;所测炸药在0.67 9·cm-3密度下无约束条件时的平均临界直径为16.75 mm,底部钢板约束时的平均临界厚度为7.06 mm,两者的比值为2.37.

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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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