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爆炸能量利用率
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  utilized explosion energy ratio
     According to the study on the blast crack by fractal analysis,the mechanism improving periphery appearance and increasing the utilized explosion energy ratio by the controlled fracture blast is presented.
     文中根据爆破断裂的分形研究,阐述了控制断裂爆破改进周边成形质量,提高爆炸能量利用率的力学机制
短句来源
  utilization ratio of blasting energy
     Applying elastic theory and fluctuating theory, the article deduces the shock pressure on the rock of hole wall in case of normal incidence, and compares it with the hole wall pressure in air-uncoupling charge blasting with the same charge and rock property . The result shows that the water-couple charge in the hole can significantly increase the utilization ratio of blasting energy and strengthen the capability of crushing rock than air-uncouple charge.
     应用弹性理论和波动理论推导出了正入射情况下孔壁岩面上的冲击压力,并与同样装药和岩石条件下空气不耦合装药爆破时的孔壁压力进行了比较,结果证明:炮孔水耦合装药比空气不耦合装药爆更能提高爆炸能量利用率,增强破岩能力。
短句来源
  “爆炸能量利用率”译为未确定词的双语例句
     On the basis of modern blasting theories,the moving process of explosive stress field of multi-row and simultaneity is analyzed and the characteristics of stress field inspired by equivalent effect cell of globosity charge in cylindrical charge structure are considered. Thus energy distributing equation of detonator explosion is established and the explosive energy utilizing rate factors are known. So the moving process model of the hole filling is constructed and the equation of calculating reasonable filling length is produced.
     本文在现代爆破理论的基础上,分析了多排同段爆炸应力场的作用过程以及柱状装药结构中等效单元球状药包所激发的应力场特点,建立了炸药爆炸能量分布方程,明确了影响爆炸能量利用率的因素,构建了炮孔充填物运动过程模型,得出计算合理充填长度方程。
短句来源
     Numerical technique of determining utilization coefficeint of explosion energy is given through mechanical analysis on explosion of the spherical charge in rocks.
     本文通过球形装药与岩石爆炸作用的力学分析,给出确定爆炸能量利用率的数值方法。
短句来源
     The computing examples showed that the utilization coefficeint of energy is about 50% in the blasting mainly for rupturing rocks, and the energy transmission ratio is about 40%.
     通过算例,对于以破碎为主要目的的岩石工程爆破,爆炸能量利用率约为50%,爆炸作用初期的爆炸能量传递率约为40%。
短句来源
     In addition, the closer wave impedances of both rock and explosive, the higher the utilization coefficeint of energy.
     对于算例涉及到的炸药和岩石,两者的波阻抗越接近,爆炸能量利用率就越高。
短句来源
     Large holespacing and small burden blast can enlarge the angle of crater,produce an arc free face beneficial to the intensification of reflecting tensile stress and the distribution of volocity field,anhance the utilization of blasting energy and improve blast efficiency,the parameters of hole patterm are better to be defermined by the test of double hole explosion crater and in light of the principle of free face with equal resistance.
     大孔距小抵抗线爆破使爆破漏斗角增大,产生有利于反射拉应力增强及速度场分布的弧形自由面,爆炸能量利用率高,爆破效果好。 其孔网参数宜采用双孔爆破漏斗试验,根据等阻力自由面原理确定。
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  相似匹配句对
     And the air energy utilization ratio was high.
     空气能量利用率高。
短句来源
     Calculation and Application of the Efficiency of Industrial Energy Utilization
     企业能量利用率的计算和应用
短句来源
     Explosive equivalent of high-pressure vessel
     高压容器爆炸能量的计算
短句来源
     ENERGY ANALYSIS ON EXPLOSION WELDING PROCESS
     爆炸焊接过程的能量分析
短句来源
     In addition, the closer wave impedances of both rock and explosive, the higher the utilization coefficeint of energy.
     对于算例涉及到的炸药和岩石,两者的波阻抗越接近,爆炸能量利用率就越高。
短句来源
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It is necessary to analyse and determine relative parameters of borehole wall blasting action by analyses of blasting theory and calculation of engineering blasting parameters, advance reasonabe boundary conditions by dynamic analyses of blasting engineering especially,understand blasting action of difftrent kinds of explosive and charge pattern, so that reasonable explosive and charge can be selected according to tasks of blasting. It is only way to study blasting action of borehole wall by means of theoretic...

It is necessary to analyse and determine relative parameters of borehole wall blasting action by analyses of blasting theory and calculation of engineering blasting parameters, advance reasonabe boundary conditions by dynamic analyses of blasting engineering especially,understand blasting action of difftrent kinds of explosive and charge pattern, so that reasonable explosive and charge can be selected according to tasks of blasting. It is only way to study blasting action of borehole wall by means of theoretic analyses because of measuring complication near blasting borehole areas and being not able to determine various blasting action by making experiments. Match between explosive and rock deponds not only on both resistance features but also charge density which is charge volume W_1, blasting potential heat of charge or blasting heat Q_1, and utilization efficiency of blasting energy η_1 relation of them is W=W_1η_1 Q_1/Q_2η_2. Last, Stemming is very useful for increasing utilization efficiency of blasting energy during engineering blasting.

用理论分析来研究孔壁爆炸作用,提出炸药与岩石的匹配关系取决于装药量、爆热和爆炸能量利用率

Numerical technique of determining utilization coefficeint of explosion energy is given through mechanical analysis on explosion of the spherical charge in rocks. The computing examples showed that the utilization coefficeint of energy is about 50% in the blasting mainly for rupturing rocks, and the energy transmission ratio is about 40%. In addition, the closer wave impedances of both rock and explosive, the higher the utilization coefficeint of energy.

本文通过球形装药与岩石爆炸作用的力学分析,给出确定爆炸能量利用率的数值方法。通过算例,对于以破碎为主要目的的岩石工程爆破,爆炸能量利用率约为50%,爆炸作用初期的爆炸能量传递率约为40%。对于算例涉及到的炸药和岩石,两者的波阻抗越接近,爆炸能量利用率就越高。

Compared with the conventional smooth blast and presplit methods,the controlled fracture blast has better result,the blast energy of which is made more rational use of.According to the study on the blast crack by fractal analysis,the mechanism improving periphery appearance and increasing the utilized explosion energy ratio by the controlled fracture blast is presented.

定向断裂爆破与普通光爆、预裂相比,爆破效果明显提高,爆破能量利用更为合理。文中根据爆破断裂的分形研究,阐述了控制断裂爆破改进周边成形质量,提高爆炸能量利用率的力学机制

 
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