Hillcrest: ZVS inverter breakthrough?
…below). This AC power signal can be used to feed power into the grid, or to drive the electric motors in an electric vehicle. The switches are MOSFETs or IGBTs….
Energy storage: top conclusions into batteries?
…lithium ion batteries are 75-95% efficient. The technology is only getting better, including via power electronics and electric motors. So this is a game changer for light transportation, which becomes…
Energy of rotation: angular momentum, inertia and flywheels?
…order to provide the enormous bursts of energy to instigate nuclear fusion reactions, it has 2 giant flywheels. Each one is ramped up over 9-minutes using 8.8MW motors, then the…
LNG liquefaction technologies: an overview?
…Snohvit LNG started up in 2007, with the first e-drive system in the world, and what were at the time, the world’s largest high-voltage and high-speed synchronous motors, with 180MW…
Capacitor banks: raising power factors?
…to cart Reactive power is needed to create magnetic fields within ‘inductive loads’ like motors, electric heat, IT hardware and LEDs. But it is wasteful. 0.8-0.9 x power factors mean…
Capacitor banks: the economics?
…I2R losses by keeping voltage in phase with current, even when power is supplied to components such as motors, electric arc furnaces, LED lights, computing infrastructure. In our base case…
Variable frequency drives: leading companies?
This data-file outlines the top twenty companies producing variable frequency drives to precisely control electric motors. In each case, we have quantified the companies’ size, market share, percentage exposure to…
Variable frequency drives: the economics?
This data-file aims to capture the economics of variable frequency drives, which precisely adjust the operating speeds of electric motors. We reviewed 10 case studies and found an average energy…
Power grids: tenet?
…are described on pages 12-14, covering the growing trend towards smaller and more fragmented power distribution. Power consuming technologies are described on pages 15-17, explaining how induction motors, resistive heaters,…
Energy economics: an overview?
…the data-file, across our models of Air Separation, Cables, Comminution, Compressors, Electric Motors, Electrowinning, Fans, Flotation, Gas Dehydration, Harmonic Filters, Heat Exchangers, Inverters, Motor Drivers, Pumps, Rankine Engines, Tanks and…