文档介绍：第27卷第1期 2010年3月爆破 BLASTING Vol_27 DOI:.1001— 深子L爆破振动测试分析与降振措施刘治峰,张戈平,王炳恒(河北省水利工程局,石家庄050021) 摘要:西大洋水库石方开挖工程中采用了深孔爆破施工方案,因爆源距民房和水库大坝较近,为了确保安全、减少民扰及确定最大单响药量,降低爆破振动,研究影响爆破振动的因素,对该工程前期爆破进行了爆破振动监测。通过对实测数据的回归分析,得出了适用于该工程的爆破地震波传播经验公式,并分析了爆破振动产生的原因、爆破地震波的特征及传播规律和影响地震波传播的因素,为该工程预测生产爆破地震强度和采取降振、减振措施提供了理论依据,并提出了具体的降振措施。关键词:深孔爆破;爆破振动监测;频谱分析;降振措施中图分类号: 文献标识码:A 文章编号:1001—487X(2010)01—0107—04 Deep·holeBlastingVibrationandDropShockTest andAnalysisofMeasures LIUZhing,ZHANGGe-ping,WANGBing—heng (HebeiWaterConservancyEngineeringBureau,Shijiazhuang050021,China) Abstract:DeepholeblastingmethodisemployedintheconstructionofXidayangreservoir,theblastingsourceis ,reducethedisturbancetoresidents,ascertain themaximumexplosiveamountperdelay,reducetheblastingvibration,studytheinfluencefactorsofblastingvibra— tion,blastingvibrationmonitoringwascarriedduringearlierperiodblastingconstructionoftheproject,theempirical formulaofblastingseismicwavepropagationwasobtainedfortheprojeet,thenthereasonofblastingvibration,the characteristicandpropagationlawofblastingseismicwaveandtheinfluencefactorsonblastingvibrationwerearia— lyzed,whichprovidesthebasisforforecastingtheintensityofblastingvibrationandselectingvibrationabsorption method. Keywords: deepholeblasting;blastingvibrationmonitor;spectrumanalysis;vibrat