General Electric Company
IMPELLER INCLUDING ONE OR M ORE TURBULATORS, FOR A BIOREACTOR SYSTEM

Abstract:

An impeller (18), for example, a Rushton impeller for a bioreactor system (10) is disclosed. The impeller (18) includes a hub (44), optionaly including a slot (168), a plurality of blades (46), and one or more turbulators (64). The plurality of blades (46) is disposed along a circumferential direction (48) of the hub (44) and spaced apart from each other. Each of the plurality of blades (46) is coupled to at least a portion of a circumference (50) and/or a top surface (1351;1451;1551) of the hub (44). Each blade of the plurality of blades (46) includes a pressure face (52) and a suction face (54). The one or more turbulators (64) is disposed on at least a portion of the suction face (54), the pressure face (52), or both, of a blade of the plurality of blades (46).