To provide a status diagnosis system and method for a cargo pump, which diagnose the status of the secular change in the cargo pump without opening a cargo handling tank while monitoring the status of the cargo pump, and also provide an index for presenting the soundness of the cargo pump to determine the elongation of opening and inspecting intervals from the diagnosis.
The status diagnosis system 20 for the cargo pump measures starting current peak values for the cargo pump 14 to accumulate data, measures steady current values to accumulate data when liquefied gas is at a predetermined liquid level in the cargo handling tank 1, and analyzes the accumulated data in time series to evaluate the tendency of the secular change or the like of the cargo pump.
UEDA KAZUO
IKEUCHI AKIRA
| JP2005147081A | 2005-06-09 | |||
| JPH10332539A | 1998-12-18 |