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This paper presents an improved particle swarm optimization called biogeography\u2010based learning particle swarm optimization (BLPSO) for solving the ED problems involving different equality and inequality constraints, such as power balance, prohibited operating zones, and ramp\u2010rate limits. In the proposed BLPSO, a biogeography\u2010based learning strategy is employed in which particles learn from each other based on the quality of their personal best positions, and thus it can provide a more efficient balance between exploration and exploitation. The proposed BLPSO is applied to solve five ED problems and compared with other optimization techniques in the literature. Experimental results demonstrate that the BLPSO is a promising approach for solving the ED problems.<\/jats:p>","DOI":"10.1155\/2018\/7289674","type":"journal-article","created":{"date-parts":[[2018,7,13]],"date-time":"2018-07-13T00:03:10Z","timestamp":1531440190000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":36,"title":["An Improved Particle Swarm Optimization with Biogeography\u2010Based Learning Strategy for Economic Dispatch Problems"],"prefix":"10.1155","volume":"2018","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2779-9978","authenticated-orcid":false,"given":"Xu","family":"Chen","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3854-2799","authenticated-orcid":false,"given":"Bin","family":"Xu","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Wenli","family":"Du","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2018,7,12]]},"reference":[{"key":"e_1_2_10_1_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijepes.2015.08.013"},{"key":"e_1_2_10_2_2","doi-asserted-by":"publisher","DOI":"10.1109\/TPWRS.2008.926455"},{"key":"e_1_2_10_3_2","doi-asserted-by":"publisher","DOI":"10.1109\/59.871715"},{"key":"e_1_2_10_4_2","doi-asserted-by":"publisher","DOI":"10.1109\/TPWRS.2013.2287995"},{"key":"e_1_2_10_5_2","doi-asserted-by":"publisher","DOI":"10.1109\/TPWRS.2013.2267057"},{"key":"e_1_2_10_6_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.apenergy.2009.05.016"},{"key":"e_1_2_10_7_2","doi-asserted-by":"publisher","DOI":"10.1049\/iet-gtd:20060130"},{"key":"e_1_2_10_8_2","doi-asserted-by":"publisher","DOI":"10.1109\/TPWRS.2003.814889"},{"key":"e_1_2_10_9_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.epsr.2007.11.007"},{"key":"e_1_2_10_10_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijepes.2009.09.016"},{"key":"e_1_2_10_11_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijepes.2007.06.006"},{"key":"e_1_2_10_12_2","doi-asserted-by":"publisher","DOI":"10.1080\/15325000903489710"},{"key":"e_1_2_10_13_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.energy.2014.02.064"},{"key":"e_1_2_10_14_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.epsr.2015.10.007"},{"key":"e_1_2_10_15_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.asoc.2011.09.017"},{"key":"e_1_2_10_16_2","doi-asserted-by":"publisher","DOI":"10.1109\/TPWRS.2009.2034525"},{"key":"e_1_2_10_17_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijepes.2015.11.022"},{"key":"e_1_2_10_18_2","first-page":"2231","article-title":"Intelligent bacterial foraging optimization technique to economic load dispatch problem","volume":"2","author":"Vijay R.","year":"2012","journal-title":"International Journal of Soft Computing and Engineering (IJSCE)"},{"key":"e_1_2_10_19_2","doi-asserted-by":"publisher","DOI":"10.1080\/02533839.2012.757044"},{"key":"e_1_2_10_20_2","doi-asserted-by":"publisher","DOI":"10.1049\/iet-gtd.2010.0405"},{"key":"e_1_2_10_21_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijepes.2016.04.034"},{"key":"e_1_2_10_22_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.energy.2014.09.009"},{"key":"e_1_2_10_23_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijepes.2016.01.028"},{"key":"e_1_2_10_24_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.asoc.2009.10.019"},{"key":"e_1_2_10_25_2","doi-asserted-by":"publisher","DOI":"10.1109\/tii.2013.2267392"},{"key":"e_1_2_10_26_2","doi-asserted-by":"publisher","DOI":"10.1109\/tii.2017.2695122"},{"key":"e_1_2_10_27_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.energy.2009.12.029"},{"key":"e_1_2_10_28_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.apenergy.2016.08.067"},{"key":"e_1_2_10_29_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijepes.2012.10.012"},{"key":"e_1_2_10_30_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.enconman.2009.05.034"},{"key":"e_1_2_10_31_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.enconman.2014.09.034"},{"key":"e_1_2_10_32_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.enconman.2012.07.005"},{"key":"e_1_2_10_33_2","first-page":"545","article-title":"Non-convex multi objective economic dispatch using ramp rate biogeography based optimization","volume":"11","author":"Gachhayat S. 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