{"id":149,"date":"2020-06-08T20:38:17","date_gmt":"2020-06-08T20:38:17","guid":{"rendered":"http:\/\/jcai.oucreate.com\/?page_id=149"},"modified":"2026-03-17T17:02:48","modified_gmt":"2026-03-17T17:02:48","slug":"research-powervoltagecontrol","status":"publish","type":"page","link":"https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/research-powervoltagecontrol\/","title":{"rendered":"Research &#8211; Power Voltage Control"},"content":{"rendered":"\n<h4 class=\"wp-block-heading\">Building Thermal Loads for Power Voltage Control<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:18px\">Deep integration of solar photovoltaic (PV) generation in power distribution systems may cause voltage stability issues. The resultant voltage fluctuations can over-stress legacy voltage regulation devices, such as on-load tap changers and switched capacitors, and lead to high maintenance costs. The collocated electrical appliances in buildings, when properly controlled, can mitigate the volatility of renewable generation and support voltage regulation in distribution networks.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"853\" height=\"779\" src=\"https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-content\/uploads\/2024\/07\/VoltageControl.jpg\" alt=\"\" class=\"wp-image-451\" style=\"width:458px;height:auto\" srcset=\"https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-content\/uploads\/2024\/07\/VoltageControl.jpg 853w, https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-content\/uploads\/2024\/07\/VoltageControl-300x274.jpg 300w, https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-content\/uploads\/2024\/07\/VoltageControl-768x701.jpg 768w, https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-content\/uploads\/2024\/07\/VoltageControl-257x235.jpg 257w\" sizes=\"auto, (max-width: 853px) 100vw, 853px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:18px\">Our research group is actively researching on new control strategies and hardware development to enable voltage regulation capabilities in HVAC and refrigeration equipment. Current research efforts include voltage regulation algorithm design for centralized variable-capacity HVAC systems and coordination strategies for a fleet of small-sized residential or commercial buildings.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"340\" src=\"https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-content\/uploads\/2024\/07\/PVSmoothing-1024x340.jpg\" alt=\"\" class=\"wp-image-452\" style=\"width:850px;height:auto\" srcset=\"https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-content\/uploads\/2024\/07\/PVSmoothing-1024x340.jpg 1024w, https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-content\/uploads\/2024\/07\/PVSmoothing-300x100.jpg 300w, https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-content\/uploads\/2024\/07\/PVSmoothing-768x255.jpg 768w, https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-content\/uploads\/2024\/07\/PVSmoothing-1536x510.jpg 1536w, https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-content\/uploads\/2024\/07\/PVSmoothing-2048x680.jpg 2048w, https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-content\/uploads\/2024\/07\/PVSmoothing-652x216.jpg 652w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Left: Power profiles with PV smoothing. Right: Power profiles without PV smoothing. <\/figcaption><\/figure>\n<\/div>\n\n\n<h4 class=\"wp-block-heading\">References:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Jiang, Z., Cai, J. and Moses, P. Smoothing Control of Solar Photovoltaic Generation Using Building Thermal Loads, <em>Applied Energy<\/em>, 2020, <a href=\"http:\/\/jcai.oucreate.com\/wp-content\/uploads\/2022\/07\/PV-smoothing-control-rev2-no-changes-marked.pdf\">preprint<\/a>. DOI: 10.1016\/j.apenergy.2020.115523. <\/li>\n\n\n\n<li>Elhefny, A., Jiang, Z. and Cai, J., Co-Simulation and Energy Management of Photovoltaic-Rich Residential Communities for Improved Distribution Voltage Support with Flexible Loads, <em>Solar Energy<\/em>, 2022, <a href=\"http:\/\/jcai.oucreate.com\/wp-content\/uploads\/2022\/07\/Manuscript_unified_comments_no_marked_changes.pdf\">preprint<\/a>. DOI: 10.1016\/j.solener.2021.11.051.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Building Thermal Loads for Power Voltage Control Deep integration of solar photovoltaic (PV) generation in power distribution systems may cause voltage stability issues. The resultant voltage fluctuations can over-stress legacy voltage regulation devices, such as on-load tap changers and switched capacitors, and lead to high maintenance costs. The collocated electrical appliances in buildings, when properly [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-149","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-json\/wp\/v2\/pages\/149","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-json\/wp\/v2\/comments?post=149"}],"version-history":[{"count":7,"href":"https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-json\/wp\/v2\/pages\/149\/revisions"}],"predecessor-version":[{"id":573,"href":"https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-json\/wp\/v2\/pages\/149\/revisions\/573"}],"wp:attachment":[{"href":"https:\/\/www.purdue.edu\/engineering\/cairesearchgroup\/wp-json\/wp\/v2\/media?parent=149"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}