…mine and bringing the new equipment underground adds another variable to the mix. It’s imperative that the refurbished equipment is ready to go when the next panel begins. Rebuilding Shields Swanson Industries and its subsidiaries specialize in rebuilding powered roof supports (shields)…
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Durable Solutions Improve Product Characteristics
…operate consistently with minimal manual control or oversight. Further, the suppliers offer to customize their solutions and to help in maintaining and servicing them. Low labor requirements is a benefit high in demand right now. It ranks just behind improved productivity, improved…
Maximizing Motor Performance
…that it will run as cool as possible in an open-air installation or enclosed with a cooler. ABB said its MICADUR insulation system makes the motor suitable for starting high-inertia loads direct online but also for use with variable speed drives. In…
EPA and Army Amend WOTUS Rule
…later, the administration returns with a revised WOTUS rule that perpetuates prior government overreach, infringing on state authority, and disregarding the court’s call for clarity, creating more regulatory confusion and uncertainty when just the opposite is needed. “The mining industry is committed…
Japan’s Matarbari Power Plant Remains on Track
The Matarbari thermal power plant, financed by the Japan International Cooperation Agency (JICA), with a capacity to generate 1,200 MW of electricity is set to go into operation in January 2024. Successful test-commissioning of the power plant in June has paved the…
Water Truck
…777 (05) comes complete with spray system, splash guards, fill chute and rock ejectors. It is powered by the 765 kW (1,026 hp) Cat C32B engine that meets China Nonroad Stage III emission standards, equivalent to U.S. EPA Tier 2. The new…
DC/DC Converters
…is rated IP65, IP67 and IP6K9K for dust and waterproof protection in adverse conditions. Another feature of the DVCHx3 converter is cooling via the contact surface. Unlike purely liquid-cooled systems, its cooling system can be flexibly adapted to the application. www.deutronic.us Share…
Load Ejector System
…automatically pulls away from the truck body when the bed is dumped. Additionally, Philippi-Hagenbuch offers two material options to match the Load Ejector with different applications. The standard-duty design is made of high-strength Grade 80 steel and is intended for operations with…
Identifying Common Power Quality Disturbances
…IEEE Std 1159-1995(R2001) IEEE Recommended Practice for Monitoring Electric Power Quality. 4. Power Quality Issues of Distorted and Weak Distribution Networks in Mining Industry: A Review, Jalil Yaghoobi, Ahmad Abdullah, Dinesh Kumar, Firuz Zare, and Hamid Soltani, November 18, 2019. https://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=8889719. Share…
Tornado Damages Nation’s Largest Coal Mine
…for approximately 16% of its electrical generation capacity in 2022. The Lone Star State is currently experiencing an intense heat wave, driving near-record demand for electrical power. Some experts say a temporary slow-down in NARM deliveries won’t likely seriously impact customers in…
Durable Components Improve Productivity
…not an isolated event for Weir ESCO. The unit is a momentary climax in a continuing run of delivering superior products and solutions designed to improve dragline performance. The case is similar with WireCo and L&H, both of which are introducing new…
Getting the Most from Spiral Separators
…in gravity, electromagnetic and electrostatic separation, and it’s quite well-known for its spiral separators, including the LD7, the LD7RC and the LC3. Citing its compact size and weight, Mineral Technologies said its spiral banks have a low footprint, which ultimately impacts installation…
OSM Initiates “Corrective” Environmental Review of Bull Mountains
…run through September 6, 2023. The Ninth Circuit Court of Appeals identified inadequacies in the previously approved mining plan modification in October 2022, and the plan was subsequently vacated by the U.S. District Court for the District of Montana in February 2023….
Despite Headwinds, South African Coal Has a Future
…left in them,” said Matthew Mflathelwa, general manager, strategy and planning at Eskom. The utility is struggling to keep its fleet of coal plants running, as breakdowns plague its mostly elderly fleet. Its two newer, mega coal plants meanwhile have been beset…
Not Going as Planned
…of us expressing concerns about loss of dispatchable resources. I don’t think the head of NERC is fearmongering when he repeatedly says that this is a coming danger. I don’t think the head of PJM is fearmongering when he has said we’re…
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