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Power Plant Construction and QA/QC

Engineering Technology Division. Power Plant Construction and QA/QC Section 7.4 – Hydroelectric Generators, Transformers and Controls. Section 7.4 – Hydroelectric Generators, Transformers and Controls. Overview. Many Changes Electrical Code Material Improvements

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Power Plant Construction and QA/QC

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  1. Engineering Technology Division Power Plant Construction and QA/QC Section 7.4 – Hydroelectric Generators, Transformers and Controls

  2. Section 7.4 – Hydroelectric Generators, Transformers and Controls Overview • 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

  3. Section 7.4 – Hydroelectric Generators, Transformers and Controls Generator Ratings • Speed 300 to 1200 RPM • Frequency 60 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

  4. Section 7.4 – Hydroelectric Generators, Transformers and Controls Generator Types - Standard

  5. Section 7.4 – Hydroelectric Generators, Transformers and Controls Generator Types - Umbrella

  6. Section 7.4 – Hydroelectric Generators, Transformers and Controls Generator Types – Semi Umbrella

  7. Section 7.4 – Hydroelectric Generators, Transformers and Controls Generator Components

  8. Section 7.4 – Hydroelectric Generators, Transformers and Controls Voltages

  9. Section 7.4 – Hydroelectric Generators, Transformers and Controls Transformers Hoover Dam Switchyard Chief Joseph Dam Generator Output Transformers

  10. Section 7.4 – Hydroelectric Generators, Transformers and Controls Generator Circuit Breakers

  11. Section 7.4 – Hydroelectric Generators, Transformers and Controls Battery Room

  12. Section 7.4 – Hydroelectric Generators, Transformers and Controls Questions?

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