United Companies, an Oldcastle division that operates six hot-mix asphalt plants in Colorado, is forging new territory in plant efficiency by turning to an old, reliable fuel source — coal. Jim Bryan, ...

A Russian thermal engineering institute has successfully tested the world’s first pulverized coal burner with a variable flame vector. The new type of vortex burner can adjust the flame direction ...

In an era of increasing renewable energy integration, maintaining grid stability has become a critical challenge. Traditional coal-fired power plants, which form a significant part of the energy ...