Effect of System Loading on Exhaust Temperature of CCGT Plant in Isolated and Restructured AGC

Debdeep Saha, L. C. Saikia, Rumi Rajbongshi, Washima Tasnin, Arindita Saha

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

In recent days, combined cycle gas turbines (CCGTs) contributes to an ever-growing amount of generation capacity on both isolated and interconnected power system. This article studies a single shaft CCGT plant for investigating the effect of temperature deviation in its control output response operating at variant loading. The system is used in combination with a multi-source model to study the impact of CCGT inclusion on a restructured environment. Comparison of integral, proportional-integral, proportional-integral-derivative and integral minus proportional-derivative as secondary, temperature and air-flow controller in a CCGT plant infer the superiority of latter. Results infer that with decrease in system loading during both isolated and interconnected environment, exhaust temperature of gas turbine increases. System responses have an oscillating nature during lightly loaded condition. Simulation results with interconnected system provides a more prominent understanding of frequency and tie-power deviations which infer the limitation of exhaust temperature subjected to system loading.

Original languageEnglish
Title of host publication2nd International Conference on Energy, Power and Environment
Subtitle of host publicationTowards Smart Technology, ICEPE 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781538647691
DOIs
Publication statusPublished - 02-07-2018
Event2nd International Conference on Energy, Power and Environment, ICEPE 2018 - Shillong, Meghalaya, India
Duration: 01-06-201802-06-2018

Publication series

Name2nd International Conference on Energy, Power and Environment: Towards Smart Technology, ICEPE 2018

Conference

Conference2nd International Conference on Energy, Power and Environment, ICEPE 2018
Country/TerritoryIndia
CityShillong, Meghalaya
Period01-06-1802-06-18

All Science Journal Classification (ASJC) codes

  • Control and Optimization
  • Energy Engineering and Power Technology
  • Computer Networks and Communications
  • Renewable Energy, Sustainability and the Environment

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