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pro vyhledávání: '"Сергей Николаевич Пещеренко (Sergey N. Peshcherenko)"'
Autor:
Сергей Николаевич Пещеренко (Sergey N. Peshcherenko), Роман Радифович Мугинов (Roman R. Muginov), Анатолий Викторович Перминов (Anatoliy V. Perminov)
Publikováno v:
ВЕСТНИК ПЕРМСКОГО УНИВЕРСИТЕТА. ФИЗИКА. :36-47
Currently, diagnostics of gas pipelines is carried out by in-line smart pigs driven by the pumped gas without changing the operating mode of the pipeline. A necessary condition for high-quality diagnostics is the constant velocity of the pig. If the
Autor:
Сергей Николаевич Пещеренко (Sergey N. Peshcherenko), Наталья Анатольевна Лыкова (Natalia A. Lykova), Роман Ринатович Гизатуллин (Roman R. Gizatullin)
Publikováno v:
Вестник Пермского университета. Физика. :69-75
Submersible motors are part of submersible oil production pumps that convert electrical energy, which is supplied through a cable from VSD, into mechanical energy of pump rotation. Currently, in about 30% of cases, the failure of an electrical submer