SEWAGE PUMP BLOCKAGE DETECTION

摘要

#$%^&*AU2014202608A120140605.pdf#####Abstract A method of monitoring a pump which operates to pump sewage from a wet well in which the current drawn by the pump is detected along with the speed of operation of the pump and the wet well level. The detected values are compared with stored values in a look up table to determine whether the pump is blocked.313 10 0 NIN