Method of operating a shiplift

摘要

The invention relates to a method for operating a lifting mechanism having a platform, a plurality of hoists to lift the platform and a plurality of blocking mechanisms to support a load of an item to be lifted on the platform, comprising:
a. collecting position data on each of the blocking mechanisms;
b. reading a load on each hoist (156);
c. calculating an estimated tons per meter loading on the platform based on the load on each hoist, the positioning of each blocking mechanism and a length of the platform; and
d. outputting the estimated tons per meter calculation (158).