... decrease,despite regular maintenance work.The consequence of this complicationis to reduce flow rate, overload SEM, oftenas a consequence — to overheat, reducingisolation and burnout ESP power cable. Materials and methods PGI installation programof NKLS-Energy in "Lukoil Perm". Results For wells with ESP developed and tested an effective device to ensure the prevention of AFS and the power SEM united, difunctional cable. Developed the necessary construction of heating cables and cable ...

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