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Basic Process Knowledge (Multiple Choice) 20180426

2018-04-26View Original

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This post was last edited by HP0377 on 2018-4-26 07:47. Basic Process Knowledge (Multiple Choice Questions) 20180426: The impeller of a cantilevered single-suction centrifugal pump is usually fixed to the pump shaft using nuts. A. Right-hand thread B. Left-hand thread C. With a locking nut D. With a split pin Hint: The impeller rotates in a right-handed direction during startup and acceleration; it will not loosen when fixed with a left-hand nut under the inertial torque in the opposite direction.

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