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Presentation - POWER TRANSFORMERS: Saturation ...

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Power Transformer <strong>Saturation</strong><br />

Progression<br />

• Large scale common mode transformer currents, through<br />

a series of physical interactions, cause many deleterious<br />

effects. In some notable cases, these effects have led to<br />

total system collapse.<br />

SMD<br />

EMP<br />

ESP<br />

σ<br />

SMD = Solar Magnetic Disturbance<br />

EMP = Electromagnetic Pulse<br />

ESD = Earth Surface Potential<br />

GIC = Ground-Induced Currents<br />

VAR = Volts-Amps Reactive<br />

GIC<br />

Harmonics<br />

Engineering Matters ® 4<br />

B<br />

HEAT<br />

VAR<br />

H

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