First-fire has been achieved at NET Power’s supercritical carbon dioxide (sCO₂) power plant—a test facility in La Porte, Texas, to demonstrate the potentially revolutionary natural gas–fueled Allam ...

Simple cycle gas turbines provide efficiency levels of around 35% to 40%. Combined cycle units boost efficiency to 60% and beyond. But another option is emerging that combines the attributes of simple ...

Nearing completion in Texas, a 50-MW power plant will demonstrate a first-of-a-kind natural-gas power system. Its developer claims the system, which uses supercritical carbon-dioxide working fluid, ...

Turning an electronic device off and on. Power cycling can be done manually by pressing the on/off button or remotely via the network. Power cycling is often the remedy for myriad problems, because ...

During the heyday of coal-fired power plant construction and operation in the last century, many lessons were learned regarding correct water/steam chemistry control in high-pressure, fossil-fuel ...

Flicking a circuit breaker to power cycle hundreds of desktop computers inside interactive museum exhibits is hardly ideal. Computers tend to get cranky when improperly shutdown, and there’s an ...

The piston rides up and down inside the cylinder on a connecting rod that attaches to the crankshaft, causing the crankshaft to turn. Each movement of the piston is called a stroke. Four strokes — ...