نتایج جستجو برای: blast vibration

تعداد نتایج: 72083  

Journal: :Journal of Aalytical and Numerical Methods in Mining Engineering 2019

Journal: :International Journal of Rock Mechanics and Mining Sciences 2018

Ground vibrations caused by blasting are undesirable results in the mining industry and can cause serious damage to the nearby buildings and facilities; therefore, controlling such vibrations has an important role in reducing the environmental damaging effects. Controlling vibration caused by blasting can be achieved once peak particle velocity (PPV) is predicted. In this paper, the values of P...

Front row burden is one of the key parameter to improve the bench blasting results. Improper design of the front row burden can create nuisances in the form of ground vibration, flyrock, back break or it may responsible for breakage of improper fragment size from the rockmass. Therefore, front row burden need to be optimised on the basis of proper scientific assessment. It has been proved that ...

Journal: :international journal of marine science and engineering 2013
m. tajari f. azarsina n. ashrafi khorasani

explosion and fire on an offshore rig can lead to its minor or complete damage and sinking which means the loss of life or environmental pollution. hence the use of techniques such as blast wall is crucial to reduce the detrimental effects. these blast walls are designed for explosion wave of length between 0.1 to 1 of load mainly to protect the personnel and critical sections. in this research...

Journal: :international journal of marine science and engineering 0
m. tajari department of marine industries, faculty of marine science and technology, science and research branch, islamic azad university f. azarsina department of marine industries, faculty of marine science and technology, science and research branch, islamic azad university n. ashrafi khorasani faculty of mechanical and aerospace engineering, science and research branch, islamic azad university

explosion and fire on an offshore rig can lead to its minor or complete damage and sinking which means the loss of life or environmental pollution. hence the use of techniques such as blast wall is crucial to reduce the detrimental effects. these blast walls are designed for explosion wave of length between 0.1 to 1 of load mainly to protect the personnel and critical sections. in this research...

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