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Controls and Power Systems
By David Ringleand Scott Rydbeck
**Audio Enhanced Presentation**
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Outline
• How a Power Grid Works?– PowerWorld– PSCAD
• Control Systems Aspects– Frequency and Load
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The Grid
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Power Grid Operation
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Power Grid Operation
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Tools
• PSCAD
• PowerWorld
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PSCAD
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Conditions at Chattanooga, TN