FIELD: manufacture of gas turbines and compressors. SUBSTANCE: system includes electrically-driven pump at adjustable rotational speed; pump is supplied from storage battery charged from starter-generator of plant. Second output of storage battery is connected with first input of motor control unit of seal pump and second input of control unit of seal pump motor is connected with control output of oil-gas pressure drop control unit whose first and second inputs are connected with outputs of oil and gas pressure sensors of supercharger seals. EFFECT: enhanced reliability and economical efficiency. 1 dwg
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RU2772514C1 |
