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摘要: 用铁板凹槽装填乳化炸药,通过离子探针法测得不同装药截面积和不同装药曲率条件下乳化炸药 爆炸传播速度,分析弯曲装药条件下装药直径和装药曲率对爆轰波在乳化炸药中传播速度的影响。结果表 明,爆轰波传播速度随着装药直径的二次方和曲率半径的减小而线性衰减,当装药直径或曲率半径小到某一 临界值时其爆轰反应中止。通过大量实验数据计算得到乳化炸药特定曲率半径和装药直径条件下的爆轰波 传播速度计算的经验公式。Abstract: Theemulsionexplosiveswerechargedintothecurvedgroovemachinedonanironplate. Thedetonationvelocitiesoftheemulsionexplosivesweremeasuredbyusingtheshortingpinsinthe casesofdifferentchargecross-sectionalareasanddifferentchargecurvatures.Andtheinfluencesof thechargediametersandthechargecurvaturesonthedetonationpropagationvelocitiesintheemulsionexplosiveswereanalyzed. Itisshownthatthedetonationvelocitiesdecreaselinearlywiththedecreasingofthechargecurvatureradiiandthechargediametersquare. Whenthechargediameteror thecurvatureradiusreducesbelowacertaincriticalvalue,thedetonationreactionceases.Basedon theexperimentaldata,anempiricalformulawasproposedforcalculatingthedetonationvelocityofthe emulsionexplosivesintheconditionthatthecurvatureradiusandthechargediameterweregiven.
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