The application of high voltage pulses in the mineral processing industry-A review

W Huang, Y Chen - Powder Technology, 2021 - Elsevier
Mining companies are actively looking for new and innovative techniques which can
significantly reduce operational costs and processing carbon footprint. The high voltage …

Dismantling of printed circuit boards enabling electronic components sorting and their subsequent treatment open improved elemental sustainability opportunities

AA Maurice, KN Dinh, NM Charpentier, A Brambilla… - Sustainability, 2021 - mdpi.com
This critical review focuses on advanced recycling strategies to enable or increase recovery
of chemical elements present in waste printed circuit boards (WPCBs). Conventional …

The fragmentation mechanism of heterogeneous granite by high-voltage electrical pulses

X Zhu, M Chen, W Liu, Y Luo, H Hu - Rock Mechanics and Rock …, 2022 - Springer
The high-voltage electrical pulses (HVEP) technology is the most potential method to
improve the rate of penetration (ROP) in deep hard formations. A detailed understanding of …

On the mechanism of high-voltage pulsed fragmentation from electrical breakdown process

X Zhu, Y Luo, W Liu, L He, R Gao, Y Jia - Rock Mechanics and Rock …, 2021 - Springer
With the deepening of the development of natural resources, the difficulty of rock breaking is
increasing. Novel efficient rock-breaking technology and matching rock-breaking tools are …

On the rock-breaking mechanism of plasma channel drilling technology

X Zhu, Y Luo, W Liu - Journal of Petroleum Science and Engineering, 2020 - Elsevier
Plasma channel drilling (PCD), which is also known as high-voltage electric pulse drilling, is
a highly efficient rock-breaking drilling technology with great development potential. This …

Liberation of valuable materials in waste printed circuit boards by high-voltage electrical pulses

CL Duan, ZJ Diao, YM Zhao, W Huang - Minerals Engineering, 2015 - Elsevier
Printed circuit boards (PCBs) are found in every electrical and electronic equipment. In this
study, epoxy resin was employed as the model material to conduct high-voltage (HV) …

Simulating electropulse fracture of granitic rock

SDC Walsh, D Vogler - International Journal of Rock Mechanics and …, 2020 - Elsevier
Electropulse treatments employ a series of high-voltage discharges to break rock into small
fragments. As these methods are particularly suited to fracturing hard brittle rocks …

Development and prospects of mineral liberation by electrical pulses

U Andres - International Journal of Mineral Processing, 2010 - Elsevier
The sequences of development of the contemporary mineral liberation technique are
reviewed, and the emergence and development of contemporary mills as a main mineral …

[HTML][HTML] Pre-treatment of rocks prior to comminution–A critical review of present practices

A Somani, TK Nandi, SK Pal, AK Majumder - International journal of mining …, 2017 - Elsevier
It has been an established fact that comminution processes, crushing and grinding, are most
energy intensive processes which account for more than half of the total energy consumed …

Changes in pore structure and permeability of anthracite coal before and after high-voltage electrical pulses treatment

F Yan, J Xu, B Lin, S Peng, Q Zou, X Zhang - Powder Technology, 2019 - Elsevier
High-voltage electrical pulses (HVEP) can potentially be used to increase the yield of low-
permeability coalbed methane (CBM) reservoirs. This study highlights the pore change and …