Rod saver speed control method and apparatus

Details Rod saver speed control method and apparatus Rod saver speed control method and apparatus

F - Mech Eng,Light,Heat,Weapons

04

B

F04B 49/00 (2006.01) F04B 17/00 (2006.01) F04B 47/02 (2006.01) F04B 49/06 (2006.01)

Patent

CA 2469059

A motor speed controller (100) identifies the position of a pump rod (14). At one or more critical positions of the rod, the motor speed controller (100) adjusts the speed of the motor to change the movement of the pump rod (14). The critical positions and the rate of change of speed at each critical position can be user-specified.

L'invention concerne un dispositif de commande de vitesse de moteur (100) identifiant la position d'une tige de pompe (14). A une ou plusieurs positions critiques de la tige, le dispositif de commande de vitesse du moteur (100) règle la vitesse du moteur pour modifier le mouvement de la tige de pompe (14). Les positions critiques et le degré de modification de la vitesse à chaque position critique peuvent être définies par l'utilisateur.

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