A reliability study of transmission system protection via a hidden failure DC load flow model

Author

Chen, J. ; Thorp, James S.

Author_Institution

Cornell Univ., Ithaca, NY, USA

fYear

2002

fDate

17-19 April 2002

Firstpage

384

Lastpage

389

Abstract

A hidden failure simulation model is developed for the purpose of evaluating power transmission system reliability. The model uses the "DC" load flow approximation and the linear programming technique to simulate cascading blackouts observed in NREC reports. Reliability and vulnerability indices are defined taking into account load variation. The evaluation of system reliability and relay vulnerability using these indices is illustrated via simulation results of WSCC (Western Systems Coordinating Council) 179-bus equivalent system.

Keywords

failure analysis; linear programming; load flow; power transmission protection; power transmission reliability; NREC reports; WSCC 179-bus equivalent system; Western Systems Coordinating Council; cascading blackouts simulation; hidden failure DC load flow model; hidden failure simulation model; linear programming technique; load variation; power transmission system reliability; relay vulnerability; reliability indices; reliability study; transmission system protection; vulnerability indices;

fLanguage

English

Publisher

iet

Conference_Titel

Power System Management and Control, 2002. Fifth International Conference on (Conf. Publ. No. 488)

ISSN

0537-9989

Print_ISBN

0-85296-748-9

Type

conf

DOI

10.1049/cp:20020066

Filename

1032201