NB Chelonian

Hybrid Drive system
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(c) D. McInerney 2008

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BMC18001.jpg
BMC1800 engine in NB Chelonian
BMC18002.jpg
BMC1800 showing stern tube and bilge
BMC18003.jpg
BMC1800 from rear showing engine driver generator (top left)
Hybrid1.jpg
Replacment Beta43 Engine with LEM Motor (right) 3 alternators fitted 2 x 24v domestic + 12v Engine (left) You can see the outline of the hatch cut in bulkhead at front of engine (left)
Hybrid2.jpg
Hybrid Drive showing LEM motor (large silver drum mid picture) coupled through the electric clutch (small silver drum right) to Final drive via toothed belt. Dog clutch in prop shaft can be seen below the electric clutch.
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Hybrid System box and Remote control/display unit Main system box contains the Motor controller and control electronics. The smaller display panel contains the display along with th control buttons and joystick.
Hybrid3.jpg
Hybrid final drive showing dog clutch