Damageeffectofaconcretegravitydam

undercontinuousattacksofguidedbombs

LI Ben-ping

doi:10.11883/1001-1455(2010)02-0220-05

Volume 30 Issue 2

Nov. 2010

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Article Navigation > Explosion And Shock Waves > 2010 > 30(2): 220-224

LI Ben-ping. Damageeffectofaconcretegravitydamundercontinuousattacksofguidedbombs[J]. Explosion And Shock Waves, 2010, 30(2): 220-224. doi: 10.11883/1001-1455(2010)02-0220-05

Citation:

LI Ben-ping. Damageeffectofaconcretegravitydam undercontinuousattacksofguidedbombs[J]. Explosion And Shock Waves, 2010, 30(2): 220-224. doi: 10.11883/1001-1455(2010)02-0220-05

LI Ben-ping. Damageeffectofaconcretegravitydamundercontinuousattacksofguidedbombs[J]. Explosion And Shock Waves, 2010, 30(2): 220-224. doi: 10.11883/1001-1455(2010)02-0220-05

Citation:

LI Ben-ping. Damageeffectofaconcretegravitydam undercontinuousattacksofguidedbombs[J]. Explosion And Shock Waves, 2010, 30(2): 220-224. doi: 10.11883/1001-1455(2010)02-0220-05

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Damageeffectofaconcretegravitydam undercontinuousattacksofguidedbombs

doi: 10.11883/1001-1455(2010)02-0220-05

LI Ben-ping^,

1.
TheSecondArtilleryCommandCollege,Wuhan 430012,Hubei,China

More Information

Corresponding author: LI Ben-ping
Publish Date: 2010-03-25

Abstract

Abstract

Abstract:Guidedbombsweretakenastheresearchobjectstonumericallysimulatethepenetration andexplosionprocessoflarge-aperture-heavy weaponsbyusingathree-dimensionalarbitraryLagrange- Eulerian(ALE)codeandtoexploredamageeffectsofarollercompactedconcretegravitydam undercontinuousattacksoftwoprecision-guidedbombs.Resultsshowthatthevibrationcausedby penetrationisweak,whiletheparticlevibrationismainlycausedbyammunitionexplosion.Theintermissiontimeofsequentialattacksisfarlongerthanthedynamicresponsestretchofthedam, andthe damvibrationcausedbysequentialattacksscarcelytakesonthesuperpositioneffect.Butthedamage effectofpenetrationandexplosionfortheformermissileprovidesthefreedomsurfaceforthesubsequentmissile, andthepenetrationdepthandexplosion-damagedrangeofthesubsequentmissileincrease. Theexplosion-damagedrangesbasicallyconnectwitheachother,whichthreattothenormal runningandsecurityofthedam.
- mechanicsofexplosion,
- damageeffect,
- arbitraryLagrange-Eulerian (ALE)code,
- concretegravitydam,
- guidedbomb,
- continuousattack