FIELD: oil refining industry; screw pump test stands. SUBSTANCE: screw pump stator is secured on frame for rotation relative to axis and is provided with torque gage; screw pump rotor is kinematically linked with electric motor of drive by means of articulated coupling; pump outlet and inlet are communicated with hydraulic system made in form of reservoir divided into discharge and suction sectors. EFFECT: simplified construction; enhanced accuracy of measurement; enhanced operational reliability. 1 dwg
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Authors
Dates
2001-08-27—Published
2000-02-15—Filed