CCVT Failure Mode – INVBAT.COM – A.I. + VOICE – AUGMENTED INTELLIGENCE SERVICE PROVIDER

Relay mis-operation events related to CCVT failure are investigated as a benchmark for the proposed model.

Relay mis-operation events related to CCVT failure are investigated as a benchmark for the proposed model.

CCVT Failures and Their Effects on Distance Relays

CCVT Failures and Their Effects on Distance Relays

Failure of the intermediate voltage transformer or the series

Failure of the intermediate voltage transformer or the series

Failure of one or more capacitor elements in the LV grounding

Failure of one or more capacitor elements in the LV grounding

Failure of one or more capacitor elements in the HV stack

Failure of one or more capacitor elements in the HV stack

increase in voltage and stress upon healthy capacitors as each

increase in voltage and stress upon healthy capacitors as each

275kV CCVT has about 160 capacitors

275kV CCVT has about 160 capacitors

ensure staff safety in the substation and approved procedures

ensure staff safety in the substation and approved procedures

Where CCVT supplies degrading voltages to revenue

Where CCVT supplies degrading voltages to revenue

the CCVT can explode if sufficient number of capacitor elements

the CCVT can explode if sufficient number of capacitor elements