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Security constrained unit commitment with flexibility in natural gas transmission delivery

Badakhshan, S ; Sharif University of Technology | 2015

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  1. Type of Document: Article
  2. DOI: 10.1016/j.jngse.2015.09.011
  3. Publisher: Elsevier , 2015
  4. Abstract:
  5. This paper presents a formulation of fuzzy optimization for uncertainties in natural gas in fuel constraints for hourly individual unit and total unit fuel consumptions. Security Constrained Unit Commitment (SCUC) is usually a mixed integer programming and gas load flow has a non-linear equation a genetic algorithm is proposed to solve natural gas transmission network. A fuzzy mixed integer programming optimization is briefly discussed and adapted to deal with security constrained unit commitment schedule. Finally, two case studies are investigated (IEEE 6-bus system with 7-node natural gas transmission grid and the IEEE 118-bus power system linked with 14-node gas transmission test system) and the SCUC results are discussed and compared for the both cases of fuzzy constraints and crisp model
  6. Keywords:
  7. Constrained optimization ; Electric load flow ; Electric power transmission ; Gases ; Genetic algorithms ; Natural gas ; Optimization ; Fuel constraints ; Fuzzy mixed-integer programming ; Fuzzy optimization ; Fuzzy-constraint ; Gas transmission ; Mixed integer programming ; Natural gas transmission ; Security constrained unit commitment ; Integer programming
  8. Source: Journal of Natural Gas Science and Engineering ; Volume 27, Part 2 , November 2015 , 2015 , Pages 632–640 ; 18755100 (ISSN)
  9. URL: http://www.sciencedirect.com/science/article/pii/S1875510015301426