Ship facts Hull Panels Electrical system Batteries Propulsion
Quick Facts • Built in Kiel Germany, 2010 • Loomes‐ Moltschaniwsky Naval Architects (Lomocean.com) cost 15 m euros • Catamaran yacht • Sponsors: planetsolar and University of Geneva • Circumnavigated the world twice
Tech Facts • • • • •
31m x 15m (23m extended) Disp. 89 t Crew = 4, mission = 4, room for 60 Average Speed 5 kts, max 14 kts Endurance on Battery ~3 days (360nm)
GA
Hull
• carbon‐fibre epoxy sandwich materials. • About 20.6t of steel, 11.5t of sandwich core and 23t of Epoxy Resin and Hardener were used in the construction.
Battery units • 3.7v x 23 = 85.1 v • 485 Ah per unit • 13 kg each • 648 units = 9.3 tonnes
Electrical Storage 1300 kwh battery total
…etc x 27
Unit x 4
340 vDC bus bar
Solar Panels • • • •
516 m2 29,160 cells 809 solar panels 93.5 kw peak
MPPT (solar array to grid) • A MPPT, or maximum power point tracker is an electronic DC to DC converter that optimizes the match between the solar array (PV panels), and the battery bank or utility grid
Propulsion • 4 permanent magnet synchronous motors drive two screws • 120 kw max power • Normally draws 17‐20 kw, 3 kw for hotel load