Optimal operation of smart grid in isolated island

Bungo Asato, Tomonori Goya, Kosuke Uchida, Atsushi Yona, Tomonobu Senjyu, Toshihisa Funabashi, Chul Hwan Kim

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

14 Scopus citations

Abstract

From the perspective of global warming suppression and depletion of energy resources, renewable energy such as wind generation (WG) and photovoltaic facility (PV) are getting attention in distribution systems. On the other hand, the introduction of an all-electric house is increasing in the world. So the controllable load such as electric water heater, heat pump, and electric vehicles are introduced to the power system. In addition, controllable load such as electric water heater, heat pump, and electric vehicles could accomplish to shift the high demand in daytime to the low demand in nighttime and it is effective method for leveling the load and upgrading the load factor. The authors propose an optimization approach to determine operational planning of WG, PV facility, diesel generator (DG), and battery energy storage system (BESS). In this optimization approach, it is assumed that forecast data of wind speed, solar insolated, and load demand are available. The proposed method uses tabu search and genetic algorithm for optimization method. Optimizing procedure is divided by two patrs. Firstly, actual load is controlled by controllable load. Secandly, the schedule of diesel generator units commitment problem is decided in the revised load. The simulation results show the reduction of operational cost.

Original languageEnglish
Title of host publication2010 9th International Power and Energy Conference, IPEC 2010
Pages1100-1105
Number of pages6
DOIs
StatePublished - 2010
Event2010 9th International Power and Energy Conference, IPEC 2010 - Singapore, Singapore
Duration: 27 Oct 201029 Oct 2010

Publication series

Name2010 9th International Power and Energy Conference, IPEC 2010

Conference

Conference2010 9th International Power and Energy Conference, IPEC 2010
Country/TerritorySingapore
CitySingapore
Period27/10/1029/10/10

Keywords

  • Controllable load
  • Genetic algorithm
  • Optimal operation
  • Tabu search

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