• On this basis, a calculation model for propagating process of blasting seismic waves and a FEM program have been established.

    基础上建立爆破地震波传播过程计算模型编制了有限元计算程序

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  • Considering the relationship of the attenuation of wave and damage energy dissipation, a new rock damage model is developed for rock blasting.

    在考虑岩石冲击损伤过程声波衰减规律及其与能量耗散率关系的基础上,建立新的岩石爆破损伤模型

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  • Taking the influence of blasting loosening and unloading into account, the feedback analysis model of the high rock slope stability is established.

    建立了岩石高边坡分步开挖稳定性反馈分析模型,分析过程中考虑岩体爆破松动卸荷影响

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  • With Fuzzy model it is possible to quantitatively evaluate the blasting results.

    应用模糊评价模型可实现爆破效果综合评价定量化

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  • This paper introduces the in situ model test results on the technology for the TGPs soil rock cofferdam compacted by underwater blasting.

    介绍三峡工程原位开展高土石围堰水下爆炸压实技术研究模型试验情况。

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  • Based on the indoor model tests and field blasting crater tests, the paper discussed the influence of single closed fissure upon fragmentation effect of blasting with single spherical charge.

    本文室内模型试验现场爆破漏斗试验基础上,着重论述单个闭合裂隙对单个球状药包爆破破碎效果影响

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  • The analysis results demonstrated that the model is effective to study vibration damping regularity caused by excavation blasting for the Three Gorges project and computational results are reliable.

    研究结果表明模型研究三峡工程开挖爆破地震波衰减规律有效计算结果可靠的。

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  • The calculated results from the model were very conformable to the actual statistic results of the stope and were used to modify the blasting design of the test stope, with a satisfactory result.

    模型计算结果采场实际统计结果十分吻合,利用模型计算结果对试验采场的爆破设计进行改进,得到令人满意的实际效果。

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  • This paper presents a fracture mechanics model of smooth blasting and pre-split blasting, analyzes the function of stress waves and quasi-static pressure of explosion in blasting process.

    本文提出光面爆破预裂爆破断裂力学模型分析了应力爆生气体准静态压力爆破破裂过程中的作用

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  • Predicts bench tight blasting effects by genetic neural network, which can enhance the reliability of predicting effects. Genetic neural network is the model of human brain.

    应用遗传神经网络模型台阶压碴爆破效果进行预测增强预测结果可靠性

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  • Based on the mechanism analysis, the elastic plastic model of space formation caused by blasting with linear charges is established.

    通过条形装药爆破机理分析建立了爆炸挤压成腔塑性简化模型

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  • Based on model test in the laboratory and site test, a blasting effect is achieved.

    实验室进行模型试验基础上进行现场试验,取得了好的爆破效果

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  • Based on the existing damage model of rock blasting and the theory of rock damage and fracture, a new damage model for rock blasting has been founded.

    分析现有岩石爆破损伤模型岩石爆破损伤断裂理论基础上,建立了新的岩石爆破损伤模型。

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  • And with the introduction of the Modulus of Elasticity from Budiansky method, the general damage model of rock blasting is established in the paper.

    引入有效弹性量,建立了爆破作用的岩石损伤全过程模型

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  • According to blasting parameters that were tested in previous implementation, the model of controlling the fragmentation is built.

    根据施工进行取得的爆破参数,建立了岩石破碎块度控制模型

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  • Considering the friction of borehole wall against water moving with high speed, a physical model of water stemming movement in water blasting is set up in this paper.

    本文计高速运动时与壁面摩擦阻力,建立水封爆破水塞运动物理模型

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  • The Xiaowan underground powerhouse surrounding rock blasting particle vibration prediction model was established on the basis of the site blasting shock test and measurement.

    根据现场爆破震动测试成果,建立小湾地下厂房围岩爆破质点振动预测模型

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  • The physical model of cantilever board in bench blasting is firstly presented and based on the hypothesis, a formula for calculating the charge weight in the MS delay bench blasting is also derived.

    首先提出台阶岩体爆破悬臂薄板物理模型基础上建立了台阶多排微差爆破炸药量计算公式

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  • Lately, the forecast of the civil houses' safety by using BP neural net model and optimize of the blasting parameters will also be discussed in the dissertation.

    利用BP神经网络模型民房安全进行预测爆破参数进行优化

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  • By applying the hydraulic model, the self-simulation solution of the spherical charge blasting at the close zone has been obtained.

    本文利用流体动力学模型得到对称药爆破区的自模拟

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  • The experimental results of a blasting centrifuge model test are numerically modeled and compared by using the fluid dynamic mechanics theory and dynamic finite element method.

    利用流体动力学理论动力有限元方法,对震波作用下离心机模型试验结果进行了数值模拟比较,并给出了几种典型屏障物对爆炸防护的影响。

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  • Through the example of blasting project how to use the model is shown.

    结合具体工程实例讲解了该模型使用方法。

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  • Besides, a basis formula of vibration velocity prediction model that is suitable for multi-row millisecond blasting was proposed.

    此外,文中提出了一个适用多排孔延时爆破振动速度预测模型依据公式

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  • Three dimensional finite element computing model is established and the effect of stemming length to deep hole bench blasting is studied by three dimensional finite element method.

    采用有限元数值分析法,通过建立三维有限元计算模型分析堵塞长度堵塞区有效应力场影响

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  • By physical model test, the response of end-anchored rockbolt close to working face is studied under blasting loading in mass charge.

    通过物理模型试验研究集中爆炸荷载作用临近工作面端锚锚杆动态响应

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  • The model test investigations of directed fracture blasting have been carried out by using the super dynamic measuring system and the 3-dimensional laser holographic dynamic photoelastic instrument.

    采用激光全息光弹动态综合测试系统进行定向断裂爆破模型试验研究

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  • The new parameters for describing damage and its evolution in rock are explored to construct damage model of rock fragmentation by blasting.

    探索岩石动态损伤参量及其演化表征方式构造岩石爆破损伤模型

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  • With the data obtained from the dynamic photoelasticity and cement-mortar model tests, the authors made a further study of the mechanism of smooth blasting and viewed it from different aspects.

    本文在光弹模型研究砂浆模型试验的基础上分别几个不同角度对光面爆破机理进行了讨论。

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  • The swell's data observed in the actual coffer dam demolition blasting have also confirmed the accuracy of model experiment achievement.

    实际围堰爆破涌浪观测资料验证模型试验成果正确性

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  • The paper analyse hazards characteristics of blasting seismic and propose blasting vibration model and the failure mechanism of masonry structure.

    分析爆破地震波危害特征提出砌体房屋的爆破震动破坏机理模型

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