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DISTRIBUTED GENERATION UNDERFREQUENCY PROTECTION SYSTEM IMPACTS

DISTRIBUTED GENERATION UNDERFREQUENCY PROTECTION SYSTEM IMPACTS Mr. JAMES INGLESON Dr. ERIC ALLEN New York ISO New York ISO ingleson@nyiso.org eallen@nyiso.com. MECHANICAL RESONANCES. MACHINE SPECIFICATIONS. MACHINE UNDERFREQUENCY PROTECTION.

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DISTRIBUTED GENERATION UNDERFREQUENCY PROTECTION SYSTEM IMPACTS

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  1. DISTRIBUTED GENERATION UNDERFREQUENCY PROTECTION SYSTEM IMPACTS Mr. JAMES INGLESON Dr. ERIC ALLEN New York ISO New York ISO ingleson@nyiso.org eallen@nyiso.com

  2. MECHANICAL RESONANCES

  3. MACHINE SPECIFICATIONS

  4. MACHINE UNDERFREQUENCY PROTECTION

  5. INTERCONNECTION FREQUENCY RANGE • Nominal System Frequency: 60.000 Hertz • Possible Deviation for Large Contingency: 59.950 Hertz • Extreme Deviation: 59.900 Hertz • First Step UFLS: 59.300 Hertz • Second Step UFLS: 58.800 Hertz • Machine Resonances begin to appear: -58.000 Hertz

  6. INTERCONNECTION FREQUENCY RANGE • Nominal System Frequency: 60.000 Hertz • Possible Deviation for Large Contingency: 59.950 Hertz • Extreme Deviation: 59.900 Hertz • First Step UFLS: 59.300 Hertz • Second Step UFLS: 58.800 Hertz • Machine Resonances begin to appear: -58.000 Hertz

  7. DISTRIBUTED GENERATION UNDERFREQUENCY PROTECTION SYSTEM IMPACTS Mr. JAMES INGLESON Dr. ERIC ALLEN New York ISO New York ISO ingleson@nyiso.org eallen@nyiso.com

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