DEVICE FOR MEASURING DEBIT OF OIL WELL Russian patent published in 2004 - IPC

FIELD: oil and gas extractive industry.

SUBSTANCE: device has hermetic cylindrical tank with separator piston inside, piston position sensors mounted on its end portions, flow switches, inlet and outlet lines, control block and connecting pipelines. Tank is mounted on horizontal hollow axis, eccentrically mounted relatively its central axis, rigidly fixed on tank flanges and mounted on ball bearings of supports and provided with weight sensor, electrically connected to control block. Inlet and outlet lines for well product are connected to hollow eccentrically mounted axis, connected to tank hollow. Device is provided with filter for cleaning product of well from mechanical admixtures, mounted on feed line for well product in flow switch, made in form of hydraulic distributor with drive, connected electrically to control block, for automatic alternating transfer of well product into tank. Inner walls of tank are covered in compound for preventing paraffin sedimentations. Inlet and outlet line for well product into tank are mounted with possible connection to outlet line through hydraulic distributor. Separator piston is made in form of resilient elastic ball.

EFFECT: higher precision, higher reliability, higher effectiveness.

3 cl, 2 dwg