An uninterruptible power supply and a balancing energy storage device based on the NKE-3G flywheel unit is designed to ensure uninterrupted power supply to critical categories of power-consuming equipment of users with a total power of up to 100 kW (data centers, medical institutions, communication points, control equipment of the power grid complex and generating enterprises, industrial enterprises with machine tools CNC, conveyors, continuous cycle production lines, petrochemical enterprises, mining and extractive industry enterprises, electrified transport (Russian Railways, GET), ground-based aviation and space infrastructure facilities, energy facilities of pipeline transport, etc.).
The device is a flywheel unit driven by a reversible electric machine, equipped with a frequency control device for maintaining the speed of rotation of the flywheel, and also equipped for the generator mode with a semiconductor device for converting electrical energy of the DC/AC type.
NKE-3G: PT networks 600, charging power 10-180 kW, output power up to 100 kW, number of cycles per working day - up to 4000. Functionality - stationary buffer storage for returning excess energy from rolling stock recovery to useful transport work.
UPS – 380 V network, charging power 10-180 kW, output power up to 100 kW, number of cycles per working day – up to 100. Functionality – UPS for powerful power units.