Glad I. Ensuring of reliability of electrodrilling equipment for drilling of wells

Subject of research - electrical equipment of the plants for drilling of wells with the electrical drill; the purpose of thesis - raising of the level of operational reliability and effectiveness of electrical equipment for drilling of wells with the electrical drill working out of the methods and means for raising of the level of reliability, reduction of cost price of drilling; research methods - methods of theory of realibility and electric circuit, numerical methods of mathematical analysis, methods of system and schematic technics, method of digital treatment of signals, method of mathematical and imitative modelling; theoretical and practical results - analitical expressions for calculating phase voltage on going out of voltage regulator of feeding of electrical drill, two new methods of identification of phase voltage on the clambs of an electrical drill for drilling of wells, metod of identification resistance of a currentway, which does not need additional lifting and lowering operations and tokes into concideration the main well factors of influencing on the currentway, usage of voltadditional transformer with magnetic commutation cross magnetization for smooth phase regulation of voltage supply of electrical drill is grounded, mathematical model of the system of electricity supply of electrical drill, the experimental system of data acquisition, the system of control of energetic parameters of electrical drills SCEP-2; a introduction level - within the limits of area; sphere (area) of application - electrical drilling of oil and gas wells.