杨明;武海彬;伍奕;徐奎;谢萍;李明智;何阳华;

• 1:国家管网集团管道有限责任公司
• 2:北京理工大学爆炸科学与技术国家重点实验室

摘要(Abstract)：

为研究炸药爆炸对管道本体的破坏后果，使用ANSYS/LS-DYNA软件研究了在土介质和空气介质中，大尺寸X80带压管道遇到炸药爆炸冲击作用时产生的不同影响，以及不同管道内部气体压力对管道受爆炸冲击作用的影响。对管道表面受爆炸冲击产生的凹坑尺寸，以及管道迎爆面4个不同位置节点的应力应变进行了分析。结果表明：相同药量炸药爆炸时，空气介质中的管道表面凹坑尺寸小于土介质中管道凹坑；空气介质中管道表面4个不同位置节点的应力应变小于土介质中管道表面节点；空气介质中的管道会随其内部气体压力增加而产生更大面积的破口，土介质中的管道产生凹坑的尺寸会随其内部气体压力增加而减小。

关键词(KeyWords)： 安全工程;X80管道;爆炸冲击;数值模拟;ANSYS/LS-DYNA

Abstract:

Keywords:

基金项目(Foundation):

作者(Authors): 杨明;武海彬;伍奕;徐奎;谢萍;李明智;何阳华;

DOI: 10.13637/j.issn.1009-6094.2020.1634

参考文献(References)：

• [1] 徐国富，邓正栋，纪冲，等.空中爆炸冲击作用下不同接头形式埋地管线动力响应的对比试验研究[J].实验力学，2015,30(2):192-198.XU G F,DENG Z D,JI C,et al.Comparative experimental study of dynamic response of buried pipeline with different joints subjected to blast shock loading in air explosion[J].Journal of Experimental Mechanics,2015,30(2):192-198.
• [2] 都的箭，刘志杰，马书广.埋地管线在爆炸地冲击作用下的数值模拟[J].地下空间与工程学报，2007,3(1):185-190.DU D J,LIU Z J,MA S G.Numerical simulation for dynamical stress of buried pipelines under explosion ground shock waves[J].Chinese Journal of Underground Space and Engineering,2007,3(1):185-190.
• [3] 都的箭，邓正栋，张平，等.土中爆炸地冲击作用下埋地管线动应力的数值模拟[J].爆破，2005,22(1):20-24.DU D J,DENG Z D,ZHANG P,et al.Numerical simulation for dynamic stress of buried pipelines underground shock waves of explosion in soil medium[J].Blasting,2005,22(1):20-24.
• [4] 丁宇奇，周辉宇，戴子威，等.埋地管道近场外爆载荷计算与管道响应研究[J].压力容器，2018,35(12):18-25.DING Y Q,ZHOU H Y,DAI Z W,et al.Calculation of near-field explosion load of buried pipelines and pipe response study[J].Pressure Vessel Technology,2018,35(12):18-25.
• [5] 房冲.内空和充水管道在爆炸冲击荷载下的数值模拟分析[J].山西建筑，2017,43(11):137-139.FANG C.The numerical simulation analysis of inner air pipes and water-filled pipes on the basis of explosive blast[J].Shanxi Architecture,2017,43(11):137-139.
• [6] 倪玲英，郎健，陈良路.爆炸载荷作用下海底管道动力响应数值模拟[J].油气储运，2018,37(2):222-227.NI L Y,LANG J,CHEN L L.Numerical simulation on the dynamic response of submarine pipelines under blast loading[J].Oil & Gas Storage and Transportation,2018,37(2):222-227.
• [7] WANG Y G,LIAO C C,WANG H J,et al.Dynamic response of pipelines with various burial depth due to underwater explosion[J].Ocean Engineering,2018,164:114-126.
• [8] 魏韡，王泽京.爆炸冲击下埋地油气管道的力学仿真[J].科技创新导报，2019,16(36):49-50.WEI W,WANG Z J.Mechanical simulation of buried oil and gas pipeline under explosion impact[J].Science and Technology Innovation Herald,2019,16(36):49-50.
• [9] ZHANG J,ZHANG H,ZHANG L,et al.Buckling response analysis of buried steel pipe under multiple explosive loadings[J].Journal of Pipeline Systems Engineering and Practice,2020,11(2):04020010.
• [10] 纪冲，龙源，唐献述，等.爆炸载荷下X70钢管道的局部破坏效应[J].高压物理学报，2013,27(4):567-574.JI C,LONG Y,TANG X S,et al.Local damage effects of X70 steel pipe subjected to contact explosion loading[J].Chinese Journal of High Pressure Physics,2013,27(4):567-574.
• [11] MOKHTARI M,ALAVI A.A parametric study on the mechanical performance of buried X65 steel pipelines under subsurface detonation[J].Archives of Civil & Mechanical Engineering,2015,15(3):668-679.
• [12] 李正鹏，曲艳东.爆炸载荷作用下焊缝区附近埋地X70钢管的动力响应分析[J].高压物理学报，2020,34(3):134-142.LI Z P,QU Y D.Dynamic response analysis of buried X70 steel pipe near weld zone under blast loads[J].Chinese Journal of High Pressure Physics,2020,34(3):134-142.
• [13] 张润民，曾祥国，王豪.爆炸荷载作用埋地管道动力响应数值模拟[J].西部探矿工程，2017,29(2):26-29,36.ZHANG R M,ZENG X G,WANG H.Numerical simulation of dynamic response of buried pipeline under explosive load[J].West-China Exploration Engineering,2017,29(2):26-29,36.
• [14] 梁博，蒋宏业，徐涛龙，等.基于SPH-FEM耦合算法的埋地输气管道近场爆炸冲击动力响应[J].石油学报，2017,38(11):1326-1334.LIANG B,JIANG H Y,XU T L,et al.Impact dynamic response of near-field explosion in buried gas pipeline based on SPH-FEM coupling algorithm[J].Acta Petrolei Sinica,2017,38(11):1326-1334.
• [15] 时党勇，李裕春，张胜民.基于ANSYS/LS-DYNA 8.1进行显式动力分析[M].北京：清华大学出版社，2005.SHI S Y,LI Y C,ZHANG S M.Explicit dynamic analysis based on ANSYS/LS-DYNA 8.1[M].Beijing:Tsinghua University Press,2005.
• [16] 李星，曾祥国，姚安林，等.X80管线钢的动态力学性能研究[J].中国测试，2012,38(3):39-42.LI X,ZENG X G,YAO A L,et al.Study on dynamics behavior for X80 pipeline steel[J].China Measurement & Test,2012,38(3):39-42.