In system described, fins are powered by Ward Leonard drive and controlled electronically; in actual service, angle of roll did not exceed plus or minus 1°; fins do not cause loss in speed, since increase in resistance due to fins is approximately equal to that which would be produced by undamped rolling movement.
Operating experience with ELEKTROFIN ship stabilizing system
Schiffstabilisierungsanlage ELEKTROFIN Betriebsergebnisse
Siemens Zeitschrift ; 37 , n 3
1963
5 pages
Article (Journal)
German
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