{"id":83532,"date":"2022-03-18T12:14:52","date_gmt":"2022-03-18T12:14:52","guid":{"rendered":"https:\/\/www.bgs.ac.uk\/?post_type=person&#038;p=83532"},"modified":"2023-09-15T08:48:39","modified_gmt":"2023-09-15T08:48:39","slug":"christelis-vasileios","status":"publish","type":"person","link":"https:\/\/www.bgs.ac.uk\/people\/christelis-vasileios\/","title":{"rendered":"Dr Vasileios Christelis"},"content":{"rendered":"\t\t\t<section class=\"content-section\" id=\"tabs\">\n\t\t\t\t\t\t\t<div class=\"container\">\n\t\t\t\t\t<div class=\"row\">\n\t\t\t\t\t\t<div class=\"col-12\">\n\t\t\t\t\t\t\t<p>Dr Vasileios Christelis is an environmental engineer with an expertise in groundwater modelling and water resources management. His current research interests include variable-density flow in coastal aquifers and salars, flow and heat transport modelling for geothermal applications, groundwater drought, surrogate modelling for optimization and sensitivity\/uncertainty analysis. Within his BGS role, Vasileios has contributed to groundwater\/hydrological modelling projects primarily in the UK environment, as well as in Africa, the Philippines, and South America.<\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t<div class=\"sea-background-f\">\n\t\t\t\t\t<div>\n\t\t\t\t\t\t<ul class=\"content-menu\"><li class=\"active\"><h5><a href=\"#tabs-1\">Biography<\/a><\/h5><\/li><li ><h5><a href=\"#tabs-2\">Research<\/a><\/h5><\/li><li ><h5><a href=\"#tabs-3\">Publications<\/a><\/h5><\/li><li ><h5><a href=\"#tabs-4\">Skills &amp; qualifications<\/a><\/h5><\/li><li ><h5><a href=\"#tabs-5\">Awards &amp; associations<\/a><\/h5><\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"container tabs-content\">\n\t\t\t\t<div class=\"row\" id=\"tabs-1\"><div class=\"col-12\"><p><strong>Vasileios Christelis&#8217;s Biography<\/strong><\/p>\n<ul class=\"content-list\">\n<li>2016 \u2013 ongoing: Groundwater modeller, British Geological Survey<\/li>\n<li>2021: PhD, National Technical University of Athens, Greece, School of Rural, Surveying and Geoinformatics Engineering<\/li>\n<li>2006: MSc, University of Sheffield, UK, Environmental Management of Urban Land and Water<\/li>\n<li>2005: BSc Environmental Engineering (5-year degree), Department of Environmental Engineering, Democritus University of Thrace, Greece<\/li>\n<\/ul>\n<\/div><\/div><div class=\"row\" id=\"tabs-2\"><div class=\"col-12\"><p><strong>Research interests<\/strong><\/p>\n<ul class=\"content-list\">\n<li>Coastal aquifer simulation and management<\/li>\n<li>Simulation\u2013Optimization methods<\/li>\n<li>Surrogate Modelling<\/li>\n<li>Groundwater drought modelling<\/li>\n<li>Numerical modelling of groundwater flow and heat transfer<\/li>\n<\/ul>\n<p><strong>Current project or collaboration<\/strong><\/p>\n<ul class=\"content-list\">\n<li>Project: <a href=\"https:\/\/www.imperial.ac.uk\/earth-science\/research\/research-groups\/ateshac\/#\" target=\"_blank\" rel=\"noopener\">ATESHAC<\/a> \u2013 Aquifer thermal energy storage for decarbonisation of heating and cooling<\/li>\n<li>Project: <a href=\"https:\/\/projects.noc.ac.uk\/chamfer\/\" target=\"_blank\" rel=\"noopener\">CHAMFER<\/a> \u2013 UK Coastal Hazards<\/li>\n<li>Project: <a href=\"https:\/\/geoera.eu\/\" target=\"_blank\" rel=\"noopener\">GeoERA-TACTIC<\/a> \u2013 Seawater intrusion modelling, UK<\/li>\n<li>Project: <a href=\"https:\/\/eps.leeds.ac.uk\/cities-infrastructure-energy\/dir-record\/research-projects\/4600\/smart-assessment-management-and-optimisation-of-urban-geothermal-resources-smartres\" target=\"_blank\" rel=\"noopener\">SmartRes<\/a> \u2013 Smart assessment, management and optimisation of urban geothermal resources<\/li>\n<li>Collaboration: National Observatory of Athens \u2013 Efficient simulation of density-dependent flows in coastal aquifers and Lithium-rich brines.<\/li>\n<\/ul>\n<p><strong>ORCID<\/strong>:\u00a0<a href=\"https:\/\/orcid.org\/0000-0003-4345-2528\" target=\"_blank\" rel=\"noopener\">0000-0003-4345-2528<\/a><\/p>\n<\/div><\/div><div class=\"row\" id=\"tabs-3\"><div class=\"col-12\"><p><strong>Publications<\/strong><\/p>\n<ul class=\"content-list\">\n<li>Christelis, V, Kopsiaftis, G, Regis, R, and Mantoglou, A. 2023. <a href=\"https:\/\/doi.org\/10.1016\/j.advwatres.2023.104537\" target=\"_blank\" rel=\"noopener\">An adaptive multi-fidelity optimization framework based on co-Kriging surrogate models and stochastic sampling with application to coastal aquifer management<\/a>. <em>Advances in Water Resources<\/em>, 104537.<\/li>\n<li>Ascott, M J, Christelis, V, Lapworth, D J, Macdonald, D M J, Tindimugaya, C, Iragena, A, Finney, D, Fitspatrick, R, Marcham, J H, and Rowell, D P. 2023. <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0022169423000392\" target=\"_blank\" rel=\"noopener\">On the application of rainfall projections from a convection-permitting climate model to lumped catchment models<\/a>. <em>Journal of Hydrology<\/em>, 617, 129097.<\/li>\n<li>Christelis, V, and Hughes, A. G. 2022. <a href=\"https:\/\/doi.org\/10.3389\/frwa.2022.827036\" target=\"_blank\" rel=\"noopener\">Multifidelity surrogate models for efficient uncertainty propagation analysis in salars systems<\/a>. <em>Frontiers in Water<\/em>, 4, 827036.<\/li>\n<li>Collins, S L, Christelis, V, Jackson, C R, Mansour, M M, Macdonald, D M, and Barkwith, A K. 2020. <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0022169420312166\" target=\"_blank\" rel=\"noopener\">Towards integrated flood inundation modelling in groundwater-dominated catchments<\/a>. <em>Journal of Hydrology<\/em>, 591, 125755.<\/li>\n<li class=\"blueBullet\">Christelis, V, Kopsiaftis, G, and Mantoglou, A. 2019.\u00a0<a href=\"https:\/\/doi.org\/10.1080\/02626667.2019.1584400\" target=\"_blank\" rel=\"noopener\">Performance comparison of multiple and single surrogate models for pumping optimization of coastal aquifers<\/a>.\u00a0<em>Hydrological Sciences Journal<\/em>, 64(3).<\/li>\n<li class=\"blueBullet\">Christelis, V, and Mantoglou, A. 2018.\u00a0<a href=\"https:\/\/doi.org\/10.1007\/s11269-018-2116-0\" target=\"_blank\" rel=\"noopener\">Pumping Optimization of Coastal Aquifers Using Seawater Intrusion Models of Variable-Fidelity and Evolutionary Algorithms<\/a>.\u00a0<em>Water Resources Management<\/em>.<\/li>\n<li class=\"blueBullet\">Christelis, V, and Hughes, AG. 2018.\u00a0<a href=\"https:\/\/doi.org\/10.1016\/j.envsoft.2018.05.004\" target=\"_blank\" rel=\"noopener\">Metamodel-assisted analysis of an integrated model composition: An example using linked surface water \u2013 groundwater models<\/a>.\u00a0<em>Environmental Modelling &amp; Software<\/em>, 107, 298<em>\u2013<\/em>306.<\/li>\n<li class=\"blueBullet\">Christelis, V, Regis RG, and Mantoglou, A. 2018. <a href=\"https:\/\/www.doi.org\/10.2166\/hydro.2017.063\" target=\"_blank\" rel=\"noopener\">Surrogate-based pumping optimization of coastal aquifers under limited computational budgets<\/a>.\u00a0<em>Journal of Hydroinformatics<\/em>, 20(1), 164<em>\u2013<\/em>176.<\/li>\n<\/ul>\n<p><a class=\"bodyLink\" href=\"https:\/\/scholar.google.com\/citations?user=PsUzGCcAAAAJ&amp;hl=en\" target=\"_blank\" rel=\"noopener\">Google Scholar Profile<\/a><\/p>\n<\/div><\/div><div class=\"row\" id=\"tabs-4\"><div class=\"col-12\"><ul class=\"content-list\">\n<li>MODFLOW, MT3DMS, MODPATH, SEAWAT, HydroGeoSphere, ZOOMQ3D, GR4J, AquiMod<\/li>\n<li>MATLAB, R, Python<\/li>\n<\/ul>\n<\/div><\/div><div class=\"row\" id=\"tabs-5\"><div class=\"col-12\"><ul class=\"content-list\">\n<li>Member of Technical Chamber of Greece<\/li>\n<li>Member of European Water Resources Association (EWRA)<\/li>\n<li>Guest Editor in Frontiers in Water<\/li>\n<li>Guest Editor in Sustainability Journal<\/li>\n<\/ul>\n<\/div><\/div>\n\t\t\t\t<\/div>\t\t\t<\/section>\n\t\t\t","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":22342,"template":"","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"72370,80646,8486,72558,21358,57656","_relevanssi_noindex_reason":""},"tags":[],"bgs_role":[303],"level":[],"location":[154],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.5 - 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