The Analyses of Power Quality Problems and Ways of Feasible Solutions

The problems of quality power have become to attract growing interest of specialists´ assembling, attendance, repair of electrical devices during last years. At present installations and devices using in commercial and industrial enterprises, such as computers, electronic instruments and automatic equipments are sensitive to different troubles of power supply. Quantity of distortions in circuits´ power supply has increased very much because of employment of energy - wise effective equipments, for example, pulsed power source, inverting elements for machine with adjustable rotary speed etc.