FIELD: electrical engineering; power stations.
SUBSTANCE: proposed generator control process includes control of temperature readings, their comparison with setting values, and if they do not exceed these setting values, generator is allowed to keep running, otherwise instruction is sent to disconnect generator from load. If temperature reading exceeds setting value, temperature rise above the latter is computed and converted into control signal and reactive power is reduced as function of this signal; as soon as reactive power is brought to specified minimum, control signal is stored and stored value is subtracted from current value of control signal. If this difference is positive, turbine power regulator setting is reduced as function of this value and if control signal drops below value affording minimal reactive power, memory is changed over to monitoring mode.
EFFECT: enhanced reliability.
1 cl, 1 dwg
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Authors
Dates
2005-11-20—Published
2004-06-24—Filed