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  • Generators in Left Powerhouse
  • Hydroelectric generators; Power plants--dams--Washington (State)--Grand Coulee Dam
  • The LS-1 and LS-2 generators were installed at the end of calendar year 1940 on January 31, 1941 LS-1 was started for the first time.
  • Frank A. Banks Collection
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  • Rotor Shaft Set in Position
  • Hydroelectric generators; Hydraulic facilities
  • Thirty-one foot rotor shaft is set in position on the special assembly platform constructed in the L-9 turbine pit of the left powerhouse. A crew of men from the Westinghouse Electric & Manufacturing Company factory will assemble the rotor on this...
  • Frank A. Banks Collection
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  • Assembly of Rotor
  • Hydroelectric generators; Hydraulic facilities
  • Assembly in progress on the rotor for a 108,000 kv.-a. generator at the left powerhouse. The extension pieces have been attached to the shorter arms or spokes of the spider, and stacking of the rotor rim laminations or plates has been started. The...
  • Frank A. Banks Collection
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  • Leveling Shoes
  • Employees--Washington (State)--Grand Coulee Dam; Hydroelectric generators
  • Eight "shoes" and one 8-foot iron and steel "doughnut" make up a thrust bearing for one of the big generating sets at the Grand Coulee powerhouse. Weeks of machine work and polishing are put into making the thrust runner, the face of which must be...
  • Frank A. Banks Collection
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  • Mr. Berkley inspects busses inside L-2 Generator
  • Hydroelectric generators
  • Copy of photo taken for Westinghouse Electric and Manufacturing Company. Mr. Berkley (Westinghouse erecting engineer) at busses inside L-2 generator shell. The current coils shown are parts of relay circuits which protect the generator stator...
  • Frank A. Banks Collection
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  • Generators in West Powerhouse
  • Hydroelectric generators; Power plants--dams--Washington (State)--Grand Coulee Dam
  • Generator L-3 in operation and L-2 nearing completion in the west powerhouse. The base for generator L-1 is shown.
  • Frank A. Banks Collection
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  • All Three Generators in Place in West Powerhouse
  • Hydroelectric generators; Power plants--dams--Washington (State)--Grand Coulee Dam
  • Generators L-3 and L-2 in operation in the west powerhouse, and L-1 nearly ready for service.
  • Frank A. Banks Collection
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  • L-1 Stator
  • Hydroelectric generators; Power plants--dams--Washington (State)--Grand Coulee Dam; Hoisting machinery; Employees--Washington (State)--Grand Coulee Dam
  • Stator of Westinghouse 108,000-kw. generator L-1 being set in place over finished steel blocks and anchor bolts embedded in concrete, concentric with the axis of the turbine.
  • Frank A. Banks Collection
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  • Rotor of Westinghouse Generator
  • Hydroelectric generators; Power plants--dams--Washington (State)--Grand Coulee Dam; Hoisting machinery; Employees--Washington (State)--Grand Coulee Dam
  • Lowering the 537-ton rotor of Westinghouse 108,000-kw. generator L-1 into place.
  • Frank A. Banks Collection
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  • Powerhouse Floor
  • Hydroelectric generators; Power plants--dams--Washington (State)--Grand Coulee Dam; Employees--Washington (State)--Grand Coulee Dam
  • Setting on the powerhouse floor at El. 991, between generators L-2 and L-3, steel plates on which to assemble the stator of Shasta generator.
  • Frank A. Banks Collection
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  • Stator of Shasta Generator
  • Hydroelectric generators; Employees--Washington (State)--Grand Coulee Dam; Hoisting machinery
  • Shasta generator (G.E. stator. Stator parts arrived on cars, lying flat. Crane is here turning the part upright, for placement on the temporary erection platform, between L-2 and L-3 units.
  • Frank A. Banks Collection
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  • Shaft of Shasta Generator Upright
  • Hydroelectric generators; Employees--Washington (State)--Grand Coulee Dam; Hoisting machinery
  • A Shasta generator shaft in an upright position, preparatory to the construction of the rotor.
  • Frank A. Banks Collection
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  • Assembly of Steel Spider
  • Hydroelectric generators; Employees--Washington (State)--Grand Coulee Dam; Hoisting machinery
  • Assembling the structural steel spider of a Shasta generator.
  • Frank A. Banks Collection
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  • Coil Installation
  • Hydroelectric generators; Employees--Washington (State)--Grand Coulee Dam
  • Installing coils and making connections at the junctions of the four sections of a Shasta stator, and testing the insulation of coils.
  • Frank A. Banks Collection
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  • Attaching Rotor
  • Hydroelectric generators; Employees--Washington (State)--Grand Coulee Dam
  • Attaching pole pieces and field coils to the rim of a Shasta generator rotor.
  • Frank A. Banks Collection
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  • Rotor Installation in Unit B Generator
  • Hydroelectric generators; Employees--Washington (State)--Grand Coulee Dam
  • West Powerhouse: Building the rotor for the Shasta, Unit B, generator. The magnetic circuit for the field poles is built up of thin steel plates, forming a cylinder around the spider and shaft.
  • Frank A. Banks Collection
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  • Lowering the Bearing Bracket
  • Hydroelectric generators; Employees--Washington (State)--Grand Coulee Dam; Hoisting machinery
  • Lowering the bearing bracket for the lower guide bearing of a Shasta unit.
  • Frank A. Banks Collection
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  • Moving Shasta Stator
  • Hydroelectric generators; Employees--Washington (State)--Grand Coulee Dam; Hoisting machinery; Flags--United States
  • Lifting the 245-ton Shasta stator and thrust bearing bracket from the erection base between Grand Coulee units L-2 and L-3, in the left powerhouse, to their seat above the turbine in pit No. 7.
  • Frank A. Banks Collection
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  • Tight fit between Stator and Rotor
  • Hydroelectric generators; Employees--Washington (State)--Grand Coulee Dam; Hoisting machinery
  • A tight fit. The clearance between the huge 25-foot rotors and the stators of the two 75,000-kilowatt Shasta Dam generators, being installed at Grand Coulee Dam to make additional power available for war industries, is only 5/8 inch. In lowering...
  • Frank A. Banks Collection
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  • Bus Structure for Shasta Units
  • Hydroelectric generators; Employees--Washington (State)--Grand Coulee Dam
  • The 13,800-volt bus structure for one of the two 75,000 kilowatt Shasta units. The thrust bearing for the machine has been placed. An exciter remains to be placed on top of the unit.
  • Frank A. Banks Collection

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