Active power flywheel ups pdf

Integrated flywheel uninterruptible power supply ups systems. Flywheel ups active power activepower flywheel ups. Active power provides efficient, reliable and green critical power solutions and uninterruptible power supply ups systems to enable business continuity in the event of power disturbances. More effective use of flywheel technology in power quality. The technology includes a high speed motor generator and active magnetic bearings. The technology includes a high speed motor generator and active magnetic. Request pdf direct grid connection of matrix converter with transition control for flywheel ups this paper discusses an uninterrupted power supply ups with. It hopes the new flywheel, which spins faster than previous versions, will expand the market for flywheelbased ups systems. Integrated flywheel uninterruptible power supply ups. The flywheel energy storage system works like a dynamic battery that stores. Examples of these rotary ups fixed losses include the energy utilized to power controls.

Direct grid connection of matrix converter with transition. Marton olsen from active power gives a brief demonstration of the companys flywheel ups system at the data center world expo in las vegas on april 1, 2008. Faster flywheel brings longer ups backup for active power. The lower the efficiency of the ups, the more heat is generated and the more cooling is required in the room, driving up capital costs and the ongoing operational expenses of the cooling system. The builtin flywheel energy storage takes up less than half the footprint of battery based systems, delivers efficiency up to 98% and lowers total cost of ownership by up to 40% over the life of the product. If a flywheel is used as the energy storage device for a rotary ups, as shown in fig. Active power has introduced a flywheel ups system that can supply emergency power for as long as a minute. A flywheel is a spinning cylinder which generates power. Cleansource plus mms modular ups system offers a wide range of modular and redundant backup power systems from 300kw to 2400kw. Active power comments on energy star uninterruptible power. Fiveaxis active magnetic levitation eliminates any bearing maintenance, no friction losses.

As a general rule of thumb for an efficient centralized cooling plant, it takes 0. The utility converter rectifies the ac voltage and supplies dc power to the flywheel converter. Active power s single module system flywheel ups is the perfect combination of reliability, efficient and power density for any mission critical application. Designed with highly predictable, batteryfree energy storage, the single module system offers unmatched total cost of ownership for high availability organizations. High efficiency ups systems for a power hungry world, by active. In this paper, based on expounding the basic structure and operating principle of the flywheel energy storage system, the maximum energy storage and energy efficiency of. The power required to maintain full charge is less than 2kw so this current is small in normal operation. Fortunately, an integrated flywheel based ups system like that of the cleansource ups system from active power is proven to protect transmitters and master control rooms from costly downtime and to guard transmitters from possible damage due to utility events. At last weeks 7x24 exchange conference, ups specialist active power unveil its new cleansource high density cshd 750 kva flywheel ups.