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Shaft generators are alternators driven
by the rotation of the prop shaft whilst sailing. There are such
considerations as size and type of propeller, noise and wear caused by
rotating shaft, and extra drag (by not locking off shaft). On the plus
side here is a very useful amount of power especially on longer sailing
legs. It a relatively simple and cheap system. |
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Information and articles |
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Sailnet article |
You are using running lights, autopilot, full instrumentation,
radio, radar, and listening to your favourite CD. You are not concerned
about draining your sailboat's battery banks. The stuff of dreams? No.
It is feasible, if you harness the tremendous electrical output from an
easy-to-install supplementary charging system—a
propshaft alternator........ |
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