A single stage 50h.p 'Mars' gas turbine made by Perkins Engines at Peterborough up to 1965. The 40 1965
Wrought iron and glass component associated with the 'Little Giant' mixed flow turbine double wheels 1901
Wrought iron associated with the 'Little Giant' mixed flow turbine double wheels, 6-inch diameter with sluice valves, patented by agent Simeon Howes, 64 Mark Lane, London, EC, England, made in Canada, 1901 Wrought iron associated with the 'Little Giant' mixed flow turbine double wheels 1901
Model, scale 1:5, Pelton wheel turbine, by Peter Koch, Victor Gelpke and Paul Kagel, Germany, 1907-1917, represents an installation by Messrs. Amme, Giesecke and Konegen of Brunswick, invented by Lester Allan Pelton. Part sectioned to show Pelton wheel. Pelton Wheel Turbine 1907-1917
12-inch diameter series 'O' Gilkes' Francis Turbine (4.2 bhp on nett working fall of 5 ft. using 570 cubic ft of water per minute; 270 rpm), with suspension bearing, steel countershaft, and hand operating gear for working guide-blades. Developed by James Bicheno Francis, it became widely accepted as the best for heads of water up to 50 m. Manufactured by Gilbert Gilkes & Co., Kendal, Cumbria, England, 1924. Francis Turbine, 1924 1924
'Little Giant' mixed flow turbine double wheels, 6-inch diameter with sluice valves, patented by agent Simeon Howes, 64 Mark Lane, London, EC, England, made in Canada, 1901 Little Giant turbine 1901
Parsons' Axial Flow Steam Turbine with dynamo constructed for 60 K.W. Generator, 1901; installed at the National Physical Laboratory where it ran until 1913. Parsons' Axial Flow Steam Turbine with dynamo constructed for 60 K.W. Generator 1901
Encased Pelton wheel, the 'Hector' water motor No. 2, with stop valve and driving pulley, manufactured by Percy Pitman, Bosbury and Ledbury, Herefordshire, England, 1903. Small Pelton Wheel Turbine, 1903 1903
Model, scale 1:5, Pelton wheel turbine, with separate base and associated drawing. The model, by Peter Koch, Victor Gelpke and Paul Kagel, Germany, 1907-1917, represents an installation by Messrs. Amme, Giesecke and Konegen of Brunswick, invented by Lester Allan Pelton. Part sectioned to show Pelton wheel. Pelton Wheel Turbine 1907-1917