Balance of power

Everyone wants to go electric but considerable limitations remain… particularly when you step into the world of high performance. However, by trying not to change the world in one go advances are being achieved – with a handful of performance-oriented boat builders leading the charge. Gunboat’s William Jelbert describes what has been going on during his particular watch

When designing a lightweight cruising catamaran we are faced with some tricky problems to solve: conventional propulsion or hybrid, how much solar and hydro generation, how big to go on alternators and battery banks… and where do we anticipate the next jump in efficiency, size and weight savings? Then there’s the issue of how we accurately spec for power demands on a luxury, large performance catamaran, with all of the amenities, keeping weight-sensitivity and maintenance in mind, with the appropriate number of redundancies and amount of reliability… and decide that the system is ‘optimised’?


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