Prediction and Optimization of Blasting-Induced …
Among the various adverse effects, blasting-induced ground vibrations are considered the most harmful [ 19 ], accounting for approximately 40% of the explosive …
Statistical analysis of blast-induced vibration near an open pit mine
The Rampura Agucha open-pit lead zinc mine is producing 5.7 Mt/a of ore and has started its underground part, which is slated to produce initially 2–2.4 Mt/a and 4.5 Mt/a in the near future.
Study on Blasting Technology for Open-Pit Layering of Complex Mine
In China, mining blasting vibration has seriously threatened the safety and stability of high and steep rock slopes. In this paper, taking the east mining area of Jianshan Phosphorus Mine as the research background, combined with field survey, field blasting test, numerical simulation and theoretical analysis, we systematically studied the adjacent high-steep …
Enhancing predictions of blast-induced ground …
The objective of this paper is to present a method for predicting blast-induced ground vibration in open-pit mines that is based on the use of self-organizing neural …
(PDF) Vibration Safety Criteria for Surficial Rock Mass of Open Pit …
Up to the present, the impact of underground mine blast vibration on the rock slopes has not been extensively studied, but only the influence of open pit excavations and mine blasting on rock ...
Prediction of Blast-Induced Ground Vibration in Open-Pit
In this paper, blast-induced ground vibration (BIGV) was considered as the primary objective, and a new artificial intelligence system was proposed to predict BIGV with high accuracy based on the M5Rules and imperialist competitive algorithm (ICA), called ICA–M5Rules technique. Accordingly, the ICA was considered to optimize the M5Rules …
Evaluation of blast-induced ground vibrations in open-pit …
This study addresses the effects of rock characteristics and blasting design parameters on blast-induced vibrations in the Kangal open-pit coal mine, the Tülü open-pit boron mine, the Kırka open-pit boron mine, and the TKI Çan coal mine fields. Distance (m, R) and maximum charge per delay (kg, W), stemming (m, SB), burden (m, B), and S …
Prediction and Optimization of Blasting-Induced Ground Vibration …
Prediction and parameter optimization are effective methods for mine personnel to control blast-induced ground vibration. However, the challenge of effective prediction and optimization lies in the multi-factor and multi-effect nature of open-pit blasting. This study proposes a hybrid intelligent model to predict ground vibrations …
Blast vibration effects in an underground mine caused by open-pit mining
The Rampura Agucha open-pit lead zinc mine is producing 5.7 Mt/a of ore and has started its under-. ground part, which is slated to produce initially 2 –2.4 Mt/a and 4.5 Mt/a in the near future ...
Stacked Generalization for Improved Prediction of Ground Vibration …
In this study, a dataset of 196 observations was collected from a large-scale open-pit gold mine in Ghana. This dataset was used in training the models for predicting the PPV. In the blasting operations, the following variables were measured or observed: PPV, hole depth, burden, explosive per blast hole, powder factor, spacing, the distance ...
Prediction of Blast-Induced Ground Vibration in an Open-Pit Mine …
Ground vibration (PPV) is one of the hazard effects induced by blasting operations in open-pit mines, which can affect the surrounding structures, particularly the stability of benches and slopes in open-pit mines, and impact underground water, railway, highway, and puzzling for neighboring communities. Therefore, controlling, accurate …
Assessment of Blasting-Induced Ground …
In an open-pit mine slope, rock mass has multiple joint structures and blasting operations have an obvious influence on its stability. Therefore, accurately predicting the blasting vibration is necessary to …
Propagation and prediction of blasting vibration on slope in an open
Singh P. K. [26] and Roy [27] studied blast vibration effects in an underground mine caused by open-pit mining, ground vibration recorded at roof, pillar and floor were analyzed separately and the ...
Developing an XGBoost model to predict blast-induced peak …
Ground vibration is one of the most undesirable effects induced by blasting operations in open-pit mines, and it can cause damage to surrounding structures. Therefore, predicting ground vibration is important to reduce the environmental effects of mine blasting. In this study, an eXtreme gradient boosting (XGBoost) model was …
Evaluating and predicting blast-induced ground vibration in open …
Blasting is one of the cheapest and effective methods for breaking rock mass in open-pit mines. However, its side effects are not small such as ground vibration (PPV), air overpressure, fly rock, back break, dust, and toxic. Of these side effects, blast-induced PPV is the most dangerous for the human and surrounding environment. …
A new approach for evaluation of slope stability in large open-pit …
The above-given brief background indicates that open-pit mine slope stability is a very complex problem. In this study, an attempt was made to contribute to the stability analysis of open-pit mine slope based on a comprehensive understanding of the geometry and shear strength of the structural planes. This study is formed in the following sections.
Study on the blasting vibration test of an open pit …
Abstract. Blasting vibration is one of the important factors affecting the stability of open-pit slope. It is necessary to evaluate and analyze its harmful effect and …
Blast vibration effects in an underground mine …
Blast vibration effects in an underground mine caused by open-pit mining - ScienceDirect. International Journal of Rock Mechanics and Mining Sciences. Volume …
Predicting Blast-Induced Ground Vibration in Open-Pit …
Blast-induced ground vibration (GV) is a hazardous phenomenon in open-pit mines, and it has unquestionable effects, such as slope instability, deformation of structures, and changing the flow direction of groundwater. Therefore, many studies in recent years have focused on the accurate prediction and control of GV in open-pit …
Assessment of Blasting-Induced Ground Vibration in an Open-Pit Mine …
In an open-pit mine slope, rock mass has multiple joint structures and blasting operations have an obvious influence on its stability. Therefore, accurately predicting the blasting vibration is ...
Propagation and prediction of blasting vibration on slope in an open
Section snippets General information of the open pit slopes. Daye Iron Mine is located in Tieshan District, Huangshi City, Hubei Province, PR China, about 90 km west to Wuhan City, 25 km east to the downtown of Huangshi City and 15 km southeast to Daye City, as shown in Fig. 1.Throughout 100 years of mining activities, a deep open pit of …
Establishing Ground Vibration Threshold Level for Open …
To assess the impact of blasting activities on building structures in open pit mining districts in Ghana a study was carried out in Prestea, a township very close to the perimeter of the Plant North pit of the Bogoso Gold Ltd (now Golden Star Resources Bogoso/Prestea Mines), in the Western Region of Ghana. It was observed during the study that ...
Study on Three-Dimensional Dynamic Stability of Open-Pit …
During the production process of the open-pit mine, the blasting vibration effect not only threatens the stability of the slope but also even leads to local or large-scale landslide accidents [1, 2].Globally, from 1967 to 1979, there were 25 landslide disasters in Daye Iron Mine due to the impact of blasting vibration, and the total amount of …
Predicting Blast-Induced Ground Vibration in Open …
15 Citations. Explore all metrics. Abstract. Blast-induced ground vibration (GV) is a hazardous phenomenon in open-pit mines, and it has unquestionable effects, …
Assessment of noise and ground vibration induced during blasting
The stability of open-pit benches and surface infrastructure as well as the stability of underground openings, belt conveyor systems, pipe lines, etc., need to be considered in any blasting operation since excessive levels of ground vibration may cause damage or even completely close down such operations.
(PDF) Optimization and Application of Spacing Parameter …
Results show that the large spacing parameter for 24- m-high bench loosening blasting in Barun open-pit mine is efficient and economical in medium-hard rock blasting.
A comparison of artificial neural network and empirical
Air-blast overpressure is one the harmful effects of blasting operations in open pit mine. It can cause vibration in buildings, houses, broken the glass door system and structural damage ...
Optimization of blasting parameters and prediction of vibration …
The influencing factors of blasting vibration in open pit mines are analyzed in detail, and the relationship among various parameters in various factors is sorted out. (3) A method of optimization and prediction of blasting vibration effect parameters in open pit mine based on depth neural network algorithm is proposed.
Propagation and prediction of blasting vibration on …
Propagation and prediction of blasting vibration on slope in an open pit during underground mining. November 2017. Tunnelling and Underground Space …
Prediction of Blast-Induced Ground Vibration in an Open-Pit Mine …
The proposed HKM–ANN model was the most superior model in estimating PPV caused by blasting operations in this study and contributed a new computational model in predicting blast-induced PPV for the science community and practical engineering with high accuracy level. Ground vibration (PPV) is one of the hazard effects induced by …
Evaluating and predicting blast-induced ground …
As regarding, this research aims to develop an ANN model for predicting blast-produced PPV at an open-pit coal mine of Vietnam (Fig. 1). Explosives used at the mine are mainly ANFO with an explosive capacity of … See more
Surface Vibration of Throw-Type Blast in an Open-Pit Mine
There are about 1200 open-pit mines in China, and the throwing blasting is widely used as an efficient mining method in open-pit mines. The vibration generated by throwing blasting has become a problem that must be concerned and studied.
Assessment of noise and ground vibration induced during blasting
At present, although many scholars have extensively studied the impact of blasting vibration on rock slopes, most of them focused on the influence of open pit excavation and mining blasting on ...
A Case Study on Trim Blast Fragmentation Optimization …
A project for monitoring, analysis, and modelling trim blasting at an open pit copper/molybdenum mine in Canada in 2021 was conducted using Orica's in-house developed proprietary tools, which includes the accelerometer near-field vibration monitoring system, the Multiple Seed Waveform near-field and far-field blast vibration …
Blast vibration effects in an underground mine caused by open-pit …
The Rampura Agucha open-pit lead zinc mine is producing 5.7 Mt/a of ore and has started its underground part, which is slated to produce initially 2–2.4 Mt/a and 4.5 Mt/a in the near future. The open-pit mine is currently working at 326 m depth and is designed to reach 421 m deep.It has been planned to operate the underground mine …
Modifying Sadov's Empirical Formula for Group-Hole Blasting in Open-Pit …
There is a significant difference between the calculated results for group-hole blasting and the actual situation in an open-pit mine. The modification and application of Sadov's formula for group-hole blasting in open-pit mines is discussed in this paper. ... and M. P. Roy. 2008. "Characterisation of blast vibration generated from open-pit ...
Optimization of blasting parameters and prediction …
Optimization of blasting parameters and prediction of vibration effects in open pit mines based on deep neural networks - ScienceDirect. Alexandria Engineering …
A Novel Hybrid Model for Predicting Blast-Induced Ground Vibration
Iphar, M., Yavuz, M. & Ak, H. Prediction of ground vibrations resulting from the blasting operations in an open-pit mine by adaptive neuro-fuzzy inference system. Environmental Geology 56, 97 ...
Assessment of Blast-Induced Ground Vibration at …
Ground vibration generated from blasting activities is a major problem in mine open-pit slopes and nearby properties, and it can endanger the inhabitants in the surrounding environment. To understand better the influence of blasting activities in the open-pit mine, it is important to determine the propagation and attenuation of the blast …