ʻO ka ʻaʻa pāpaʻa he mea nui i ka centrifugal a me ka rotary positive displacement pumps, e hoʻouna ana i ka torque mai ka mea hoʻoneʻe nui i ka impeller a i ʻole nā ʻāpana neʻe. E like me ke kumu o ka rotor pump, ua lako ia me nā impellers, shaft lima, bearings, a me nā mea ʻē aʻe. ʻO kāna mea leʻaleʻa nui ...
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