离散多层爆炸容器的抗爆性能和尺寸效应

邓贵德; 郑津洋; 陈勇军; 赵隆茂; 赵永刚; 马利

doi:10.11883/1001-1455(2010)02-0215-05

离散多层爆炸容器的抗爆性能和尺寸效应

doi: 10.11883/1001-1455(2010)02-0215-05

1.
InstituteofChemicalMachinery,ZhejiangUniversity,
2.
Hangzhou 310027,Zhejiang,China;
3.
ChinaSpecialEquipmentInspectionandResearchInstitute,
4.
Beijing 100013,China;
5.
InstituteofApplied Mechanics,TaiyuanUniversityofTechnology,
6.
Taiyuan 030024,Shanxi,China

基金项目:

国家自然科学基金项目(10372091,50675195,50875236)

教育部新世纪优秀人才支持计划项目(NCET-04-0526)

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出版历程
- 刊出日期: 2010-03-25

Anti-explosioncapabilityandscaleeffectofdiscretemulti-layered explosioncontainmentvessels

1.
InstituteofChemicalMachinery,ZhejiangUniversity,
2.
Hangzhou 310027,Zhejiang,China;
3.
ChinaSpecialEquipmentInspectionandResearchInstitute,
4.
Beijing 100013,China;
5.
InstituteofApplied Mechanics,TaiyuanUniversityofTechnology,
6.
Taiyuan 030024,Shanxi,China

Funds:

NationalNaturalScienceFoundationofChina(10372091,50675195,50875236)

More Information

Corresponding author: ZHENG Jin-yang

摘要

摘要: 为了研究离散多层爆炸容器筒体的抗爆性能和尺寸效应,对材料相同、几何相似、放大系数为4的 2种离散多层试验圆筒进行了中心爆炸加载试验。试验结果表明,2种离散多层圆筒极限承载TNT 装药的相对质量为0.89%~1.11%,尺寸放大4倍后离散多层圆筒的抗爆性能没有明显的降低。根据能量相关理论分析认为,由于2种圆筒中钢带特征尺寸保持不变,作为离散多层爆炸容器筒体承载主体的钢带层不存在强烈的能量尺寸效应,从而使得离散多层爆炸容器筒体整体抗爆性能未被显著削弱。
- 爆炸力学 /
- 抗爆性能 /
- 爆炸试验 /
- 离散多层爆炸容器 /
- 尺寸效应
Abstract: Ninediscretemulti-layeredcylindersweremanufacturedwiththesamematerialsandthe magnificationfactorof4.Aseriesofexplosionexperimentswereconductedunderinternalexplosive loadingtoinvestigatetheiranti-explosioncapabilityandscaleeffect.Experimentalresultsshowthat theirlimitingTNTchargesareall0.89%~1.11%inrelativemass,andthattheanti-explosioncapabilityofthediscretemulti- layeredcylindersisnotattenuatedsignificantlyaftermagnified4times.It isattributedtothereasonthatthereisnostrongscaleeffectofanenergynatureintheirsteelribbon layerswhichconstructthemainload-supportingcapabilityofdiscretemulti-layeredexplosioncontainmentvessels.
- mechanicsofexplosion /
- anti-explosioncapability /
- explosionexperiments /
- discretemultilayeredexplosioncontainmentvessels /
- scaleeffect