ground vibration in opencast mining papers

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Investigation of blast-induced ground vibrations in the ,

16-11-2013· Investigation of blast-induced ground vibrations in the Tülü boron open pit mine Investigation of blast-induced ground vibrations in the Tülü boron open pit mine Görgülü, Kazım; Arpaz, Ercan; Demirci, Ahmet; Koçaslan, Arzu; Dilmaç, M; Yüksek, A 2013-11-16 00:00:00 Bull Eng Geol Environ (2013) 72:555–564 DOI 101007/s10064-013-0521-4 OR IGINAL PAPER Investigation of ,...

Analysis of the blast-induced vibration structure in open ,

Blasting in opencast mines is characterized by the use of large masses of explosives for a single blast Blasting is done in a series of several to tens or even hundreds of charges placed in long holes and fired with a millisecond delay Works are often carried out in the vicinity of buildings; therefore, reducing vibration impact is essential for opencast min...

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提供GROUND VIBRATIONS IN OPENCAST MINE BLAST ON文档免费下载,摘要:ExperimentalTechniquesToReduceBlastVibrationLevel,Tourah,Cairo,Egypt1MKhaled,K ....

Influence of initiation mode of explosives in opencast ,

A study was planned to investigate the influence of direction of initiation in the blasthole on ground vibration The four opencast coal mines were selected for the study purpose The two blasts at same bench were conducted while keeping all the blast design and explosives parameters such as, burden, spacing, hole depth, hole diameter, charge per hole, charge per delay, total charge in blast ....

Modelling the effects of ground vibrations on the surface ,

In this paper, an attempt has been made to compare the predicted values of blast-induced ground vibration using multi-hole trial blasting with single-hole blasting in an opencast coal mine under ....

Influence of initiation mode of explosives in opencast ,

A study was planned to investigate the influence of direction of initiation in the blasthole on ground vibration The four opencast coal mines were selected for the study purpose The two blasts at same bench were conducted while keeping all the blast design and explosives parameters such as, burden, spacing, hole depth, hole diameter, charge per hole, charge per delay, total charge in blast ....

List of Technical Papers – Mining and Blasting

Explosives, Ground Vibration and Air Blast Explosives and Blasting Blasting of Hot Holes in Opencast Coal Mines Blast Design in Opencast Mines and Concept of Optimum Blasting Blasting Practices in Mines Explosives and Blasting in Opencast Mines Bio-Mining Explosives and Blasting in Underground Coal Mines...

(PDF) Evaluation of blast-induced ground vibration ,

ARTICLE IN PRESS Evaluation of blast-induced ground vibration predictors Manoj Khandelwal, TN Singh Department of Earth Sciences, Indian Institute of Technology Bombay, Powai, Mumbai 400 076, India Abstract The present paper mainly deals with the prediction of blast-induced ground vibration level at a Magnesite Mine in tecto-dynamically vulnerable hilly terrain in Himalayan region in India...

PREDICTION OF GROUND VIBRATIONS IN OPENCAST MINE ,

Abstract The present work deals with the prediction of ground vibrations in Opencast mine by using Nonlinear regression analysis It is very important to control the influence of various blast design parameters in the prediction of ground vibrations...

A STUDY ON BLAST INDUCED GROUND VIBRATIONS FROM AN ,

A STUDY ON BLAST INDUCED GROUND VIBRATIONS FROM AN OPEN CAST MINE C V SREEKUMAR 1, DIFFIN K SHAJU1, JOVINS JOY1, SHEBIN , according to the analysis of blast vibration at the min The measured air overpressure was between 114 and 1276 decibels (L) , opencast mine...

Prediction of ground vibrations and frequency in opencast ,

Keywords: Ground vibrations, Neuro-fuzzy technique, Opencast mine Introduction Explosives are used as a source of energy to break and excavate rocks A majority of energy from explosives is lost by ground vibrations, noise, air blasts, etc1-3 Ground vibrations are influenced by a number of parameters (rock mass, explosive characteristics, blast...

Non-linear Dynamic Analysis of Structures on Opencast ,

12-10-2020· The structures nearby mining area are generally subjected to blast-induced ground vibration , Cite this paper as: Kumar S, Dutta SC, Adhikary SD, Hussain MA (2021) Non-linear Dynamic Analysis of Structures on Opencast Backfilled Mine Due to Blast Vibration In: Dutta S, Inan E, Dwivedy SK (eds) Advances in ....

Vibration control in an opencast mine based on improved ,

01-03-1991· Mining Science and Technology, 12 (1991) 157-165 157 Elsevier Science Publishers BV, Amsterdam Vibration control in an opencast mine based on improved blast vibration predictors P Pal Roy Blasting Department, Central Mining Research Station, Barwa Road, Dhanbad 826001, Bihar, India (Received October 3, 1989; accepted May 14, 1990) ABSTRACT Pal Roy, P, 1991...

Air Blast and Ground Vibrations Due to Blasting at Gevra ,

Blasting in opencast mining is a vital activity and is the source of environmental and socio-economic problems The annoying circumstances as a result of impacts due to blasting many times lead to unfavourable mining operations, confrontation and sometimes even litigation...

Opencast Mining and Qarrying

Opencast Mining and Quarrying Research Paper 95/56 , This causes ground vibration and air over-pressure , opencast mining with an operating profit per saleable tonne of £595 Although the opencast output was much lower (135 m tonnes as compared with 423 m tonnes for deep mined coal)...

PREDICTION OF GROUND VIBRATIONS IN OPENCAST MINE ,

prediction of ground vibrations in opencast mine using nonlinear regression analysis 8 0 0 0 0...

Influence of initiation mode of explosives in opencast ,

A study was planned to investigate the influence of direction of initiation in the blasthole on ground vibration The four opencast coal mines were selected for the study purpose The two blasts at same bench were conducted while keeping all the blast design and explosives parameters such as, burden, spacing, hole depth, hole diameter, charge per hole, charge per delay, total charge in blast ....

BLAST VIBRATION MONITORING IN OPENCAST MINES

35 Blasting Pattern Followed in Opencast Mines 16 351 Single row firing pattern 16 352 Multi Row firing pattern 17 353 Beside cut pattern other pattern of blasting in multiple row of firing are as given below 18-19 CHAPTER 02: GROUND VIBRATION 41 Blast Vibration 21 42 Ground Vibration 21...

Vibration control in an opencast mine based on improved ,

01-03-1991· Mining Science and Technology, 12 (1991) 157-165 157 Elsevier Science Publishers BV, Amsterdam Vibration control in an opencast mine based on improved blast vibration predictors P Pal Roy Blasting Department, Central Mining Research Station, Barwa Road, Dhanbad 826001, Bihar, India (Received October 3, 1989; accepted May 14, 1990) ABSTRACT Pal Roy, P, 1991...

Prediction of Blast Induced Air Overpressure in Opencast Mine

The explosive energy, which fractures the rockmass is not fully utilized and only 20-30% of the energy is utilized in actual breakage of the rockmass, and the rest of the energy is spread in the form of ground vibration, air blast, flying rock, back break, etc Air blast is considered to be one of the most detrimental side effects due to generation of noise...

ground vibration in opencast mining papers

ground vibration in opencast mining papers Minimize ground vibrations caused by open cast mining Know More Open cast mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow pit Walls of the pit are generally blast mined creating ground vibrations and resulting in dust ....

Estimation of Damage in an Underground Mine Due to Effect ,

benches of opencast mines causing technical as well as socio-political problems due to ground vibration In this regard, there is a danger to the safety and stability of underground (UG) mine openings, coal pillars, water dams, ventilation and isolation stoppings located in close proximity to operating opencast min...

Air Blast and Ground Vibrations Due to Blasting at Gevra ,

Blasting in opencast mining is a vital activity and is the source of environmental and socio-economic problems The annoying circumstances as a result of impacts due to blasting many times lead to unfavourable mining operations, confrontation and sometimes even litigation...

Predicting Blast-Induced Ground Vibration in Open-Pit ,

To measure ground vibration induced by blasting operations in open-pit mine, peak particle velocity (PPV) is considered a standard criterion for evaluating the intensity of the ground vibration More than 80% of the energy of explosives is released by generating ground vibrations that spread through the rock and soil to surrounding structures [ 2 , 3 ]...

Predicting Blast-Induced Ground Vibration in Open-Pit ,

To measure ground vibration induced by blasting operations in open-pit mine, peak particle velocity (PPV) is considered a standard criterion for evaluating the intensity of the ground vibration More than 80% of the energy of explosives is released by generating ground vibrations that spread through the rock and soil to surrounding structures [ 2 , 3 ]...

A Review of Techniques in Practice for Sensing Ground ,

11-07-2019· Usage of Explosive generates ground vibration which is undoubtedly influence on surrounding structure The basic purpose of this paper is to present a review of various sensing tools and technique to detect, monitor and measure the intensity and extent of vibration that has occurred due to blasting in open cast mining operation...

Prediction of ground vibrations and frequency in opencast ,

Keywords: Ground vibrations, Neuro-fuzzy technique, Opencast mine Introduction Explosives are used as a source of energy to break and excavate rocks A majority of energy from explosives is lost by ground vibrations, noise, air blasts, etc1-3 Ground vibrations are influenced by a number of parameters (rock mass, explosive characteristics, blast...

The influence of stemming practice on ground vibration and ,

SYNOPSIS This paper details an assessment of stemming practices at a South African opencast coal mine and their influence on ground vibration and air blast...

Vibration control in an opencast mine based on improved ,

01-03-1991· Mining Science and Technology, 12 (1991) 157-165 157 Elsevier Science Publishers BV, Amsterdam Vibration control in an opencast mine based on improved blast vibration predictors P Pal Roy Blasting Department, Central Mining Research Station, Barwa Road, Dhanbad 826001, Bihar, India (Received October 3, 1989; accepted May 14, 1990) ABSTRACT Pal Roy, P, 1991...

Influence of initiation mode of explosives in opencast ,

A study was planned to investigate the influence of direction of initiation in the blasthole on ground vibration The four opencast coal mines were selected for the study purpose The two blasts at same bench were conducted while keeping all the blast design and explosives parameters such as, burden, spacing, hole depth, hole diameter, charge per hole, charge per delay, total charge in blast ....