A comparison of the effectiveness of the control methods of pumping units

The Development of modern technology creates new opportunities in the efficiency of machines used in many industries. Requirements for electricity consumption by consumers-electric machines have the highest priority in terms of saving financial resources of companies and corporations, whose activities are the production, preparation and transportation of hydrocarbons and their derivatives. The modern scientific and technical base has created the possibility of wide production and introduction of power industrial electronic control devices of electric motors of high power - frequency control drive (CRP).