Impact of Governor Deadband on Frequency Response of the U.S. Eastern Interconnection

Gefei Kou, Penn Markham, Stanton Hadley, Tom King, Yilu Liu

Research output: Contribution to journalArticlepeer-review

57 Scopus citations

Abstract

This paper documents the effort to perform dynamic model validation for the U.S. Eastern Interconnection (EI) by modeling the governor deadband. The Western Electricity Coordinating Council-modified 1981 IEEE type 1 turbine governor model (WSIEG1) was added to the EI model. A frequency response sensitivity study is conducted to look at the impacts of a few major factors. The significance of modeling governor dead band is evident. Simulated frequency responses are adjusted and validated against the measurements collected by the frequency monitoring network. Two actual events are replicated in a 16 000-bus EI dynamic model. This paper demonstrates the need for a comprehensive effort on governor dead band modeling by the industry.

Original languageEnglish
Article number7134797
Pages (from-to)1368-1377
Number of pages10
JournalIEEE Transactions on Smart Grid
Volume7
Issue number3
DOIs
StatePublished - May 2016
Externally publishedYes

Funding

This work was supported in part by the Engineering Research Center Program of the National Science Foundation (NSF), in part by the Department of Energy under NSF Award EEC-1041877, in part by the Center for Ultra-Wide-Area Resilient Electric Energy Transmission Networks (CURENT) Industry Partnership Program, in part by the Oak Ridge National Laboratory, and in part by the U.S. Department of Energy's Office of Electricity Delivery and Energy Reliability through the Advanced Modeling Grid Research Program.

Keywords

  • Phasor measurement units
  • power system dynamics
  • power system modeling
  • power system simulation
  • wide-area measurements

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