Hydro turbine generating set for very low head - ESHA

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Presentation Scientific R&D Program Fish Friendliness Description of the Product Demonstration Site Millau Future Projects HYDRO TURBINE GENERATING SET FOR VERY LOW HEAD 14 months of industrial operation with outstanding results • Unperceivable noise and vibration level • Full output reached and exceeded • Very precise regulation of upstream water level, generator voltage, grid voltage and rotation speed • Variable speed regulation under partial heads is validated until 40% of nominal head. • Soft functioning of the turbine down to 30 kW during summer months 2007 • Yearly objective of production of 2 Million kWh is reached
Presentation Scientific R&D Program Fish Friendliness Description of the Product Demonstration Site Millau Future Projects HYDRO TURBINE GENERATING SET FOR VERY LOW HEAD 14 months of industrial operation with outstanding results •Nominal and intermediary efficiencies in full conformity with small scale model tests hill charts. Water Level regulation Nominal Flow % 100% 90% 80% 70% 60% 50% 40% 30% 20% Gross Head m 2,50 2,50 2,50 2,50 2,50 2,50 2,50 2,50 2,50 Net head m 2,38 2,40 2,42 2,44 2,46 2,47 2,48 2,49 2,50 Turbined Flow m3/s 21,8 19,7 17,5 15,3 13,1 10,9 8,7 6,6 4,4 Turbine Output kW 448 414 368 315 258 201 146 96 55 Output on the Grid kW 409 378 336 287 235 183 133 88 50 Speed regulation with head reduction Gross Head % 100% 90% 80% 70% 60% 50% 40% 30% Gross Head 2,50 2,25 2,00 1,75 1,50 1,25 1,00 0,75 Net Head m 2,38 2,13 1,88 1,63 1,38 1,13 0,88 0,63 Turbined Flow m3/s 21,8 20,7 19,4 18,1 16,6 15,0 13,3 11,2 Output on the Grid kW 409 346 287 231 180 133 91 55
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Hydro turbine generating set for very low head - ESHA

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