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- blasting vibration impact 爆破振动影响
- With the progress of the mining operation in Lanjian Iron Ore year on year the effect of blasting vibration on safety of adit is increasing. 随着兰尖铁矿采场水平逐年下降,爆破震动对平硐的安全影响日益突出。
- The calculation results and open-pit slope stability under blasting vibration influence are analyzed and appraised. 以计算结果为参照来分析、评价爆破震动对边坡稳定性的影响。
- We also studied the influence of blasting vibration on the people and studied the laws o... 并针对爆破震动对人的影响,以及爆破震动频率的衰减规律进行探讨。
- So the study of the influence of blasting vibration on underground chambers is of great importantance both in theory and practice. 因此,研究爆破振动对地下洞室的影响,不仅具有重要的理论意义,同时也具有重要的工程意义。
- This paper introduces the working principle,simulative and experimental results of an electrohydraulic vibration impact system. 介绍了电液振动冲击系统的构成、工作原理、仿真和试验结果及其在剁锉机上的应用。
- To determine rational microsecond delay time is both the requirement of ensuring blasting quality and the key to achieve blasting vibration reduction. 确定合理的微差间隔时间,既是保证爆破质量的需要,又是达到爆破降震的关键。
- With the coefficient the paper discussed the safety assessment of the regression formula for predicting the blasting vibration. 用安全系数对回归公式预报爆破震动强度的安全性进行评估。
- Through blasting vibration testing in Heidaigou open coal mine,vibration characteristics and frequency chart in high step sling blasting are analysed. 通过对黑岱沟露天煤矿爆破的振动测试,对高台阶抛掷爆破的振动特点进行了分析。
- YANHG Tong-gui.Characteristic and fourier analysis of the blasting vibration in hypaethral mine[J].Blast, 1984,1(2) :48-53. [8]杨桐桂.;露天矿爆破地震动特征及Fourier谱分析[J]
- This paper introduces the blasting vibration test system of groundwork excavation project of sunshine new town in Nanning city. 对南宁市阳光新城地基开挖工程的爆破震动测试系统进行了介绍。
- Based on actual engineering project, this paper uses the FDM software-FLAC to simulate the effects of blasting vibration on slope stability. 结合实际工程文章利用了拉格朗日有限差分法FLAC程序对爆破震动作用下某边坡进行了数值模拟。
- And slope displacement,acceleration and stability coefficient under influence of blasting vibration are analyzed and calculated. 计算并分析爆破震动对边坡位移、加速度和稳定性系数的影响。
- In the drilling construction of submarine tunnel,the damage and fragment of surrounding rocks must be induced by blasting vibration to endanger the safety of tunnel construction. 海底隧道掘进爆破开挖岩石的过程中,爆破振动必然会对隧道覆盖岩石造成损伤和破坏,危及隧道施工安全。
- The results show that two detonating network systems with high reliability are obvious in reduction of blasting vibration and possible to ensure the safety of 290m adit. 结果表明 ,这两种网路具有较高可靠性 ,降震效果明显 ,可以确保 2 90m平硐的安全。
- According to the various domestic and international laws,we got the formula for the prediction of the blasting vibration in our quarry by regression analysis. 按照国内外不同的爆破震动预测规律对观测数据进行回归统计,得出了适合本矿山特点的爆破地震预测公式;
- The landslip of rock slope with the influence of blasting vibration often results in serious disasters, frequently with heavy losses of life and damage to property. 针对山区露天开挖和岩石边坡工程实际,根据极限平衡理论和模糊数学理论,建立了相应的理论分析模型。
- A technology has been put forward that air-spacer is used in blasting to effectively make use of explosive energy and reduce the harms brought by blasting vibration. 摘要针对爆破震动的危害问题，提出在爆破中使用空气间隔器，有效利用爆破能量，降低爆破震动带来的危害。
- The tests research of blasting vibration simulating earthquake were carried out by a reinforced concrete pipe embedded landscape orientation and hangfire. 摘要通过埋置钢筋混凝土管约束爆破的竖向震动，采用延时爆破方式进行模拟天然地震的试验研究。
- With extensive application of blast techniques, more and more attentions are focused on the influence of blast vibration. 随着爆破技术的广泛应用，人们越来越关注爆破震动，爆破震动危害己成为国民经济建设中一个重要的环保问题。
