Energysaving and Watertreatment No. 6 (134), december 2021 To view the annotation and keywords, click on the article CONTENTS ENERGYSAVING TECHNOLOGIES4Burakov I.A., Burakov A.Yu., Nikitina I.S., Aung H.N., Ye Y.A., Aung K.M. Assessment of the possibility of using underground natural sodium chloride brines in the framework of the implementation of gravity concentration processes for power-generating coals of the Republic of the Union of Myanmar4Saracheva D.A., Sitdikova I.P., Abdulkina N.V. Method for determining heat and fuel consumption in oil preparation10Anisimov P.N., Medyakov A.A., Ostashenkov A.P. Autonomous stationary combined power plants for power supply of productions14Nikolaev V.G., Nikolaev G.V. Improving the criteria for assessing the energy efficiency of pumps, methods for choosing their optimal parameters and control methods20RESEARCH, DESIGN, CALCULATIONS33Sharpar N.M., Zhmakin L.I., Markova K.A., Lyakhov M.V. Hydraulic characteristics of flow distributions in collector systems with parallel channels33Peretyatko M.A., Yakovlev P.V., Peretyatko S.A. The study of the influence of the flow velocity on the heat transfer coefficient during the boiling process of the organic fluid39Kul’kov V.G., Kuryanov V.N, Sultanov M.M., Tyshkevich V.N., Norov D.S., Sokolov R.V. Diagnostics of accumulation of fatigue damage of overhead power lines wires43Shaposhnikov V.V., Batko D.N., Mikhalko Ya.O. Efficiency comparison of joint operation schemes for turbine units of steam power unit and steam turbine in a combined cycle plant49Khlebnikov V.K., Tsygulev N.I., Amerkhanov R.A., Nagay V.I., Galstyan R.A. Formation of an optimal algorithm for controlling the mode of operation of an intelligent electrical distribution network59Tikhonova D.A., Maryushin L.A. Experimental study of the impulse theory of thermal conductivity in non-destructive testing66Sultanov M.M., Kuryanov V.N., Shamigulov P.V., Shibitov V.S. Planning of power line repair works based on the calculation of the technical condition index using a neural network model69Sharpar N.M., Zhmakin L.I., Lyubskaya O.G., Starykh A.А. Simulation of charging modes of a low-potential thermal energy storage device in conjunction with a transpiration solar collector74