China's total coal production in 2021 exceeded 4.13 billion tons, 52% of the world's total.
Coal gangue, a solid waste of coal mining accounts for 15–20% of coal production, when …

China suffers the worst coal mine disasters in the world. Lots of miners lose their lives or
suffer occupational injury. Fortunately, China is developing vigorously intelligent coal …

To better understand the coal dust wetting ability of anionic surfactants with different
structures, sodium dodecyl sulfate (SDS), sodium dodecyl sulfonate (SDDS), and sodium …

Background: Though the introduction of modern safer underground coal mining methods
and automation, mine accidents still cause loss of lives, time, and money. This paper aims to …

The hydraulic support group is often skewed during the propulsion process, but the existing
technology cannot autonomously adjust its position and attitude according to the actual …

Hydraulic supports are important equipment used in coal mining. Detecting the real-time
attitude and straightness of hydraulic support group in unmanned working faces of coal …

Autonomous ships are expected to become operational in the foreseeable future. However,
so far, most of the discussions have been centred on automation technology with less …

A smart fully mechanized coal mining working face is comprised of various heterogeneous
equipment that work together in unknown coal seam environments. The goal is to form a …

Broken coal-rock masses are a major part of the goaf. The breaking of coal and rock
particles in the compaction process affects various aspects including control of strata motion …

The movement of the floating connecting mechanism between a hydraulic support and
scraper conveyor is space movement; thus, when the hydraulic support pushes the scraper …