  {"id":36185,"date":"2015-06-29T13:05:59","date_gmt":"2015-06-29T23:05:59","guid":{"rendered":"http:\/\/www.hawaii.edu\/news\/?p=36185"},"modified":"2021-08-13T10:24:55","modified_gmt":"2021-08-13T20:24:55","slug":"new-study-models-path-for-achieving-hawai%ca%bbis-renewable-energy-targets","status":"publish","type":"post","link":"https:\/\/www.hawaii.edu\/news\/2015\/06\/29\/new-study-models-path-for-achieving-hawai%ca%bbis-renewable-energy-targets\/","title":{"rendered":"New study models path for achieving <span aria-label=\"Hawaii\">Âé¶¹´«Ã½<\/span>&#8217;s renewable energy targets"},"content":{"rendered":"<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading time: <\/span> <span class=\"rt-time\"> 2<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span><figure id=\"attachment_36202\" aria-describedby=\"caption-attachment-36202\" style=\"width: 630px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.hawaii.edu\/news\/wp-content\/uploads\/2015\/06\/manoa-hnei-pv.jpg\" alt=\"\" width=\"620\" height=\"351\" class=\"size-full wp-image-36202\" srcset=\"https:\/\/www.hawaii.edu\/news\/wp-content\/uploads\/2015\/06\/manoa-hnei-pv.jpg 620w, https:\/\/www.hawaii.edu\/news\/wp-content\/uploads\/2015\/06\/manoa-hnei-pv-260x147.jpg 260w\" sizes=\"auto, (max-width: 620px) 100vw, 620px\" \/><figcaption id=\"caption-attachment-36202\" class=\"wp-caption-text\">Solar energy, including photovoltaics, will contribute to <span aria-label=\"Hawaii\">Âé¶¹´«Ã½<\/span>&#8217;s goals for renewable. (photo credit: John Cole, HNEI)<\/figcaption><\/figure>\n<p>Many wonder whether the state can reach the lofty goals set out by new laws requiring the <a href=\"http:\/\/hawaii.edu\/\">University of <span aria-label=\"Hawaii\">Âé¶¹´«Ã½<\/span><\/a> to become net-zero by 2035 and for <span aria-label=\"Hawaii\">Âé¶¹´«Ã½<\/span> to achieve 100 percent renewable electricity by 2045.<\/p>\n<p>A new report from the <a href=\"http:\/\/www.hnei.hawaii.edu\/\"><span aria-label=\"Hawaii\">Âé¶¹´«Ã½<\/span> Natural Energy Institute<\/a> (<abbr>HNEI<\/abbr>) at the <a href=\"https:\/\/manoa.hawaii.edu\/\">University of <span aria-label=\"Hawaii\">Âé¶¹´«Ã½<\/span> at M&#257;noa<\/a> identifies various scenarios that would allow the islands of <span aria-label=\"Oahu\">O&#699;ahu<\/span> and Maui to surpass the 2020 goal of 30 percent renewable energy while lowering electricity costs.<\/p>\n<p>&ldquo;This study provides a valuable tool to assess potential pathways to meet the aggressive 100 percent goal while also maintaining a reliable system,&rdquo; said <strong>John Cole<\/strong>, <abbr>HNEI<\/abbr> project leader.<\/p>\n<ul>\n<li><a href=\"http:\/\/www.hnei.hawaii.edu\/sites\/www.hnei.hawaii.edu\/files\/Hawaii%20RPS%20Study%20-%20Final%20Report.pdf\"><span aria-label=\"Hawaii\">Âé¶¹´«Ã½<\/span> Renewable Portfolio Standards (<abbr>RPS<\/abbr>) Study, Final Report,<\/a> <abbr>GE<\/abbr> Energy Consulting for <abbr>HNEI<\/abbr>, May 2015<\/li>\n<\/ul>\n<h2>Modeling a renewable grid<\/h2>\n<p>The study, conducted by <abbr>GE<\/abbr> Energy Consulting, in partnership with and sponsored by <abbr>HNEI<\/abbr>, modeled the islands of <span aria-label=\"Oahu\">O&#699;ahu<\/span> and Maui, simulating electric power system operations with varying amounts of utility-scale wind and solar, and increasing amounts of distributed rooftop solar photovoltaics.<\/p>\n<p>&ldquo;This modeling provides an independent look at the utility system and how changes to it and its operations can affect its costs and ability to accept additional renewables,&rdquo; said <strong>Richard Rocheleau<\/strong>, <abbr>HNEI<\/abbr> director. &ldquo;The report and additional analyses that build upon it will provide regulators and other stakeholders with valuable information as we continue reducing our dependence on fossil fuels.&rdquo;<\/p>\n<h2>Utility system upgrades recommended<\/h2>\n<p>To maintain grid reliability with high levels of intermittent renewable energy generation and minimal curtailment, the study recommends utility system upgrades, modified operating procedures and additional ancillary services. A balanced growth of wind and utility-scale and distributed solar was shown to help reduce the aggregate variability and intermittency, rather than relying on one source of renewable energy.<\/p>\n<h2>Future scenarios are continuing to be assessed<\/h2>\n<p><abbr>HNEI<\/abbr> and <abbr>GE<\/abbr> are continuing this work including analysis of frequency stability at both the system and distribution levels with high penetrations of wind and solar; a more detailed evaluation of the value (cost\/benefit) of mitigation measures including advanced grid technologies such as storage, demand response and other ancillary services; an assessment of the impact of advanced transportation systems such as electric and fuel-cell electric vehicles; and the risk of fuel price volatility.<\/p>\n<p>Funding for the <abbr>RPS<\/abbr> Study was provided by the <abbr>U.S.<\/abbr> Department of Energy and the State of <span aria-label=\"Hawaii\">Âé¶¹´«Ã½<\/span> via the Energy Systems Development Special Fund (aka, &ldquo;barrel tax&rdquo;).<\/p>\n<p>Read the <a href=\"http:\/\/www.hawaii.edu\/news\/article.php?aId=7292\"><span aria-label=\"Hawaii\">Âé¶¹´«Ã½<\/span> Natural Energy Institute news release<\/a> for more.<\/p>\n<p>&#8212;<em>By Rachel Orange, <span aria-label=\"Hawaii\">Âé¶¹´«Ã½<\/span> Natural Energy Institute<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>New report from Âé¶¹´«Ã½ Natural Energy Institute maps out renewable energy plan for O&#699;ahu and Maui.<\/p>\n","protected":false},"author":16,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[30],"tags":[294,672,73,9],"class_list":["post-36185","post","type-post","status-publish","format-standard","hentry","category-research","tag-hawaii-natural-energy-institute","tag-renewable-energy","tag-sustainability","tag-uh-manoa","entry","no-media"],"aioseo_notices":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.hawaii.edu\/news\/wp-json\/wp\/v2\/posts\/36185","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hawaii.edu\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hawaii.edu\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hawaii.edu\/news\/wp-json\/wp\/v2\/users\/16"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hawaii.edu\/news\/wp-json\/wp\/v2\/comments?post=36185"}],"version-history":[{"count":13,"href":"https:\/\/www.hawaii.edu\/news\/wp-json\/wp\/v2\/posts\/36185\/revisions"}],"predecessor-version":[{"id":146371,"href":"https:\/\/www.hawaii.edu\/news\/wp-json\/wp\/v2\/posts\/36185\/revisions\/146371"}],"wp:attachment":[{"href":"https:\/\/www.hawaii.edu\/news\/wp-json\/wp\/v2\/media?parent=36185"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hawaii.edu\/news\/wp-json\/wp\/v2\/categories?post=36185"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hawaii.edu\/news\/wp-json\/wp\/v2\/tags?post=36185"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}