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highlight=null, articleAbstract=为系统研究HMX基PBX在热循环冲击下的热应力响应与损伤演化行为,以理论密度90.10%的HMX基PBX药柱为研究对象,利用Abaqus有限元软件模拟其在热载荷下的热应力分布规律,探讨由热应力引起的热损伤演化机制; 同时结合扫描电镜(SEM)与工业CT对药柱进行细观表征,利用Avizo软件实现孔隙结构的可视化分析。结果显示,药柱在热冲击过程中出现温度梯度,伴随应力峰值迟滞; 裂纹从外部向中心区域发生演化且扩展行为与热应力分布方向一致,热处理后孔隙率由13.54%升至17.99%,孤立孔隙存在向连通孔隙发展的趋势。研究表明热应力是使HMX基PBX产生损伤演化的驱动因素。, authors=null, authorsList=null, authorCompany=null, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, 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HMX基PBX热循环响应与损伤演化机制
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孙明杰 , 崔皓洋 , 康巨威 , 黄欣悦 , 侯聪花
火炸药学报 | 2026,49(1):
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火炸药学报 2026 , 49 (1) :
HMX基PBX热循环响应与损伤演化机制
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孙明杰, 崔皓洋, 康巨威, 黄欣悦, 侯聪花
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Thermal Cycling Response and Damage Evolution of HMX-based PBX
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为系统研究HMX基PBX在热循环冲击下的热应力响应与损伤演化行为,以理论密度90.10%的HMX基PBX药柱为研究对象,利用Abaqus有限元软件模拟其在热载荷下的热应力分布规律,探讨由热应力引起的热损伤演化机制; 同时结合扫描电镜(SEM)与工业CT对药柱进行细观表征,利用Avizo软件实现孔隙结构的可视化分析。结果显示,药柱在热冲击过程中出现温度梯度,伴随应力峰值迟滞; 裂纹从外部向中心区域发生演化且扩展行为与热应力分布方向一致,热处理后孔隙率由13.54%升至17.99%,孤立孔隙存在向连通孔隙发展的趋势。研究表明热应力是使HMX基PBX产生损伤演化的驱动因素。
材料力学  /  HMX基PBX  /  高聚物黏结炸药  /  热冲击  /  ABAQUS  /  孔隙演化
孙明杰, 崔皓洋, 康巨威, 黄欣悦, 侯聪花. HMX基PBX热循环响应与损伤演化机制. 火炸药学报, 2026 , 49 (1) .
. Thermal Cycling Response and Damage Evolution of HMX-based PBX[J]. Chinese Journal of Explosives & Propellants, 2026 , 49 (1) .

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  • 首发时间:2026-10-23
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鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
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