Effectsofthreemainfactorsofblastingseismicwaves

onelastic-plasticseismicresponseofmultistorymasonrybuildings

WEI Hai-xia; CHEN Shi-ha

doi:10.11883/1001-1455(2011)01-0055-07

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WEI Hai-xia, CHEN Shi-ha. Effectsofthreemainfactorsofblastingseismicwavesonelastic-plasticseismicresponseofmultistorymasonrybuildings[J]. Explosion And Shock Waves, 2011, 31(1): 55-61. doi: 10.11883/1001-1455(2011)01-0055-07

Citation:

WEI Hai-xia, CHEN Shi-ha. Effectsofthreemainfactorsofblastingseismicwaves onelastic-plasticseismicresponseofmultistorymasonrybuildings[J]. Explosion And Shock Waves, 2011, 31(1): 55-61. doi: 10.11883/1001-1455(2011)01-0055-07

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Effectsofthreemainfactorsofblastingseismicwaves onelastic-plasticseismicresponseofmultistorymasonrybuildings

doi: 10.11883/1001-1455(2011)01-0055-07

WEI Hai-xia^,,
CHEN Shi-ha

1.
SchoolofCivilEngineering,HenanPolytechnicUniversity,Jiaozuo454003,Henan,China;
2.
CollegeofCivilEngineeringandArchitecture,ShandongUniversityof

Funds:

NationalNaturalScienceFoundationofChina(50778107)

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Corresponding author: WEI Hai-xia
Publish Date: 2011-01-25

Abstract

Abstract

Asetofprogramsforsolvingelastic-plasticseismicresponseofmultistorymasonrybuildingswaswrittenbyMatlab, whichcombinedNewmarktime-historymethodwithtwo-linearmodelof stiffnessdegradation.Afour-storymasonrybuildingwastakenastheanalyzedobject,andtheactual andartificial-simulatedblastingseismicwaveswereusedastheinputloads,whosecharacteristicparametersweretransformedbasedonacertainprinciple. Accordingtocalculatedresultsofamplitude forallstructuralelastic-plasticseismicresponse,effectsofamplitude,dominantfrequencyanddurationofblastingseismicwavesonelastic- plasticseismicresponseofmultistorymasonrybuildingswere discussedrespectively.Thepresentstudywillprovidetheoreticalandnumericalexperimentfoundationforestablishingmulti- parametersafetycriterionofblastingvibrationandassessingblastingseismiceffectsofbuildingsinblastingzone.
- solidmechanics,
- elastic-plasticseismicresponse,
- Newmarktime-history method,
- three mainfactorsofblastingseismicwaves,
- artificial-simulatedblastingseismicwaves,
- resiliencemodel