Propagationofstresswaveinporousmaterial

ZHAO Kai; WANG Xiao-jun; LIU Fei; LUO Wen-chao

doi:10.11883/1001-1455(2011)01-0107-06

Volume 31 Issue 1

May 2014

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ZHAO Kai, WANG Xiao-jun, LIU Fei, LUO Wen-chao. Propagationofstresswaveinporousmaterial[J]. Explosion And Shock Waves, 2011, 31(1): 107-112. doi: 10.11883/1001-1455(2011)01-0107-06

Citation:

ZHAO Kai, WANG Xiao-jun, LIU Fei, LUO Wen-chao. Propagationofstresswaveinporousmaterial[J]. Explosion And Shock Waves, 2011, 31(1): 107-112. doi: 10.11883/1001-1455(2011)01-0107-06

ZHAO Kai, WANG Xiao-jun, LIU Fei, LUO Wen-chao. Propagationofstresswaveinporousmaterial[J]. Explosion And Shock Waves, 2011, 31(1): 107-112. doi: 10.11883/1001-1455(2011)01-0107-06

Citation:

ZHAO Kai, WANG Xiao-jun, LIU Fei, LUO Wen-chao. Propagationofstresswaveinporousmaterial[J]. Explosion And Shock Waves, 2011, 31(1): 107-112. doi: 10.11883/1001-1455(2011)01-0107-06

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Propagationofstresswaveinporousmaterial

doi: 10.11883/1001-1455(2011)01-0107-06

1.
UniversityofScienceandTechnologyofChina,Hefei230027,Anhui,China;
2.
TheThirdEngineerScientificResearchInstituteoftheHeadquartersofGeneralStaff,

Funds:

NationalNaturalScienceFoundationofChina(50802092,10632080)

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Corresponding author: ZHAO Kai
Publish Date: 2011-01-25

Abstract

Abstract

Basedonthestress-straincurvesoffoam-concrete,aconstitutive modeltodescribethe processofporecollapseofporousmaterialisproposed.Thebehaviorofuniaxialstrainwavepropagatedinfoam- concretewasnumericallysimulated,andtheattenuationeffectsofthepeakstressandthe peakenergyofthestresswaveswerestudied.Theresultsshowthatthefoam-concretehasstrongcapabilitytoabsorbthestresswaveinthestageofporecollapse, andthefactorcausedbyporecollapse isthemostimportantandsignificantfactorleadingtothestresswaveattenuation.
- solidmechanics|constitutivedissipation|stresswaves|foam-concrete|porous,
- pore,