WeLion
Beijing WeLion New Energy Technology Co., Ltd., known simply as WeLion New Energy or WeLion (Mandarin: 卫蓝; pinyin: Wèilán), is a Chinese battery manufacturer specializing in semi-solid and solid state batteries for use in electric vehicles and energy storage systems. The company is headquartered in the Beijing's…
Pumped-storage hydroelectricity
Pumped-storage hydroelectricity (PSH), or pumped hydroelectric energy storage (PHES), is a type of hydroelectric energy storage used by electric power systems for load balancing. A PSH system stores energy in the form of gravitational potential energy of water, pumped from a lower elevation reservoir to a higher…
Synchronverter
Synchronverters (also called virtual synchronous generators or virtual synchronous machines) are inverters which mimic synchronous generators (SG) to provide "synthetic inertia" for ancillary services in electric power systems. Inertia is a property of standard synchronous generators associated with the rotating…
Treet Corporation
Treet Corporation is a Pakistani conglomerate headquartered in Lahore. It manufactures blades and razors, metal components, corrugated boxes for shipping and storage, batteries, and soaps.
Energy efficiency in transport
The energy efficiency in transport is the useful travelled distance, of passengers, goods or any type of load; divided by the total energy put into the transport propulsion means. The energy input might be rendered in several different types depending on the type of propulsion, and normally such energy is presented in…
Bedroom Store | Stylish Furniture & Bedding | Makro
Explore Makro's Bedroom Store for stylish furniture, bedding, and decor. Find everything you need to create your dream bedroom. Quality products at great prices
Variable-frequency drive
A variable-frequency drive (VFD, or adjustable-frequency drive, adjustable-speed drive, variable-speed drive, AC drive, micro drive, inverter drive, variable voltage variable frequency drive, VVVF drive, or drive) is a type of AC motor drive (system incorporating a motor) that controls speed and torque by varying the…
Fuel cell
A fuel cell is an electrochemical cell that converts the chemical energy of a fuel (often hydrogen) and an oxidizing agent (often oxygen) into electricity through a pair of redox reactions. Fuel cells are different from most batteries in requiring a continuous source of fuel and oxygen (usually from air) to sustain…
Small Appliances Store | Compact & Efficient Home Solutions | Makro
Discover compact and efficient home solutions at Makro Small Appliances Store. Shop a wide range of small kitchen appliances, cleaning gadgets, and more at unbeatable prices.
Shop Decathlon Sports, Fitness & Outdoor Gear At Makro
Shop Decathlon at Makro for sports, fitness, cycling, camping, and outdoor gear. Quality equipment at great prices.