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Published byNaomi Small Modified over 9 years ago
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Power Plant Construction and QA/QC Section 7.4 – Hydroelectric Generators, Transformers and Controls Engineering Technology Division
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2 Overview Section 7.4 – Hydroelectric Generators, Transformers and Controls Many Changes Electrical Code Material Improvements Equipment Updates – Oil Filled Base Load Power Generation Salient Pole Generator – Extended Field Poles Due to Slow Speed Maintain Frequency
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3 Generator Ratings Section 7.4 – Hydroelectric Generators, Transformers and Controls Speed 300 to 1200 RPM Frequency60 Hz (cps) Rotor Diameter 2 to 62 ft Generator Rating 50 kVA to 900 mVA Power Factor 0.8 to 1.0 (0.95 normal) Power Capacity 50 to 1000 MW Efficiency 97.5% to 98.8% Output Voltage 18 kV Transformer Output 500 kV
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4 Generator Types - Standard Section 7.4 – Hydroelectric Generators, Transformers and Controls
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5 Generator Types - Umbrella Section 7.4 – Hydroelectric Generators, Transformers and Controls
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6 Generator Types – Semi Umbrella Section 7.4 – Hydroelectric Generators, Transformers and Controls
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7 Generator Components
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8 Voltages Section 7.4 – Hydroelectric Generators, Transformers and Controls
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9 Transformers Section 7.4 – Hydroelectric Generators, Transformers and Controls Hoover Dam Switchyard Chief Joseph Dam Generator Output Transformers
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10 Generator Circuit Breakers Section 7.4 – Hydroelectric Generators, Transformers and Controls
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11 Battery Room Section 7.4 – Hydroelectric Generators, Transformers and Controls
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12 Questions? Section 7.4 – Hydroelectric Generators, Transformers and Controls
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