Figure 2: FR features


and then feeds the results back into the ship model based on BMT’s proprietary marine power and propulsion tool. Once the FR model has been run, the


ship model assesses in detail how the ship’s power and propulsion systems respond to the reduction in resistance and the FR drive power demand.


Wind and forces It is the apparent wind incidence upon the ship which is used for calculating the velocity ratio. Te apparent wind varies in strength


The Naval Architect January 2015


29


Feature 1


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