{"id":3217,"date":"2026-06-08T22:32:18","date_gmt":"2026-06-08T22:32:18","guid":{"rendered":"https:\/\/www.fnu.ac.fj\/engineering-science-technology\/?page_id=3217"},"modified":"2026-06-09T02:42:24","modified_gmt":"2026-06-09T02:42:24","slug":"dr-gajendra-singh","status":"publish","type":"page","link":"https:\/\/www.fnu.ac.fj\/engineering-science-technology\/research-office\/supervisor\/dr-gajendra-singh\/","title":{"rendered":"Dr. Gajendra Singh"},"content":{"rendered":"<div style=\"display:flex; flex-wrap:wrap; gap:20px; align-items:flex-start; margin-bottom:20px;\">\n<p>    <!-- Profile Image --><\/p>\n<div style=\"flex:0 0 220px;\">\n        <img src=\"https:\/\/www.fnu.ac.fj\/engineering-science-technology\/wp-content\/uploads\/sites\/4\/2026\/06\/Gajendra.jpg\"\n             alt=\"Dr. Gajendra Singh\"\n             style=\"width:220px; height:auto;\">\n    <\/div>\n<p>    <!-- Profile Information --><\/p>\n<div style=\"flex:1; min-width:300px;\">\n<p><strong>Name:<\/strong> Dr. Gajendra Singh<\/p>\n<p><strong>Position:<\/strong> Lecturer<\/p>\n<p><strong>School:<\/strong> School of Mechanical Engineering<\/p>\n<p><strong>Email:<\/strong> <a href=\"mailto:gajendra.singh@fnu.ac.fj\">gajendra.singh@fnu.ac.fj<\/a><\/p>\n<p><strong>Campus:<\/strong> Samabula<\/p>\n<p><strong>Mobile:<\/strong> +679 8651082<\/p>\n<\/p><\/div>\n<\/div>\n<h3>Biography<\/h3>\n<p>\nDr. Gajendra Singh completed Bachelor of Technology in Mechanical Engineering from GB Pant University of Agriculture &amp; Technology, India in 2005, followed by Master of Technology in Mechanical Engineering in 2007 from Motilal Nehru National Institute of Technology, India. In 2025, he graduated with a PhD in Mechanical Engineering.\n<\/p>\n<p>\nDr. Singh has over 16 years of experience as a Lecturer in Mechanical Engineering in various universities and colleges, where he has taught various courses in Mechanical Engineering and Renewable Energy at undergraduate level.\n<\/p>\n<p>\nHis research over the past decade has focused on exergo-enviro-economic and energy metrics analysis of conical passive solar stills for sustainable solar distillation. His work demonstrates the commercial feasibility of passive solar distillation systems.\n<\/p>\n<h3>Qualification<\/h3>\n<ul>\n<li>PhD (Mechanical Engineering)<\/li>\n<li>Master of Technology (Mechanical Engineering)<\/li>\n<li>Bachelor of Technology (Mechanical Engineering)<\/li>\n<\/ul>\n<h3>Area of Expertise<\/h3>\n<ul>\n<li>Mechanical Engineering<\/li>\n<\/ul>\n<h3>Journals<\/h3>\n<ol>\n<li>\n        Singh, G., Singh, P.K., Saxena, A., Dobriyal, R., Kumar, N., Singh, D.B., 2023.<br \/>\n        <em>Exergo enviro economic and yearly productivity analyses of conical passive solar still for sustainable solar distillation.<\/em><br \/>\n        Environmental Science and Pollution Research, 30(47), 104350\u2013104373.<br \/>\n        DOI: <a href=\"https:\/\/doi.org\/10.1007\/s11356-023-29519-0\" target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s11356-023-29519-0<\/a>.<br \/>\n        (Impact Factor 4.463, Q1)\n    <\/li>\n<li>\n        Singh, G., Singh, P.K., Saxena, A., Kumar, N., Singh, D.B., 2024.<br \/>\n        <em>Investigation of conical passive solar still by incorporating energy metrics, efficiency, and sensitivity analyses for sustainable solar distillation.<\/em><br \/>\n        Journal of Cleaner Production, 434, 139949.<br \/>\n        DOI: <a href=\"https:\/\/doi.org\/10.1016\/j.jclepro.2023.139949\" target=\"_blank\" rel=\"noopener noreferrer\">10.1016\/j.jclepro.2023.139949<\/a>.<br \/>\n        (Impact Factor 10.00, Q1)\n    <\/li>\n<\/ol>\n<h3>Conference<\/h3>\n<ol>\n<li>\n        Desh Bandhu Singh, Gajendra Singh, Navneet Kumar, Pawan Kumar Singh, Akhileshwar Nirala, Rajeev Kumar, 2020.<br \/>\n        <em>Effect of Mass Flow Rate on Energy Payback Time of Single Slope Solar Desalination Unit Coupled with N Identical Compound Parabolic Concentrator Collectors.<\/em><br \/>\n        Materials Today: Proceedings, 28, 2551\u20132556.\n    <\/li>\n<li>\n        AK Singh, DB Singh, Navneet Kumar, VK Dwivedi, Gajendra Singh, Rajeev Kumar, 2018.<br \/>\n        <em>Basin-type Solar Distiller Associated with PVT Collectors\u2014a Comprehensive Review.<\/em><br \/>\n        Advances in Energy and Built Environment: Select Proceedings of TRACE, 253\u2013260.\n    <\/li>\n<li>\n        DB Singh, Ashok Kumar Singh, Kumar Navneet, VK Dwivedi, JK Yadav, Gajendra Singh, 2018.<br \/>\n        <em>Performance Analysis of Special Design Single Basin Passive Solar Distillation Systems: A Comprehensive Review.<\/em><br \/>\n        Advances in Engineering Design: Select Proceedings of FLAME, 301\u2013310.\n    <\/li>\n<li>\n        Presented poster on <em>\u201cInvestigation of Thermal Energy Storage in Form of Latent Heat of Phase Change Material\u201d<\/em> in the proceedings of the 6th International and 43rd National Conference on Fluid Mechanics and Fluid Power, December 15\u201317, 2016, MNNIT, Allahabad, Uttar Pradesh, India.\n    <\/li>\n<\/ol>\n<h3>Teaching Interests<\/h3>\n<ul>\n<li>Mechanical Engineering<\/li>\n<li>Renewable Energy<\/li>\n<\/ul>\n<h3>Research Interests<\/h3>\n<ul>\n<li>Solar Energy<\/li>\n<li>Thermal Engineering<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Name: Dr. Gajendra Singh Position: Lecturer School: School of Mechanical Engineering Email: gajendra.singh@fnu.ac.fj Campus: Samabula Mobile: +679 8651082 Biography Dr. Gajendra Singh completed Bachelor of Technology in Mechanical Engineering from GB Pant University of Agriculture &amp; Technology, India in 2005, followed by Master of Technology in Mechanical Engineering in 2007 from Motilal Nehru National Institute<a class=\"read_more_link_for_excerpt\" href=\"https:\/\/www.fnu.ac.fj\/engineering-science-technology\/research-office\/supervisor\/dr-gajendra-singh\/\">&#8230;Read More<\/a><\/p>\n","protected":false},"author":87,"featured_media":0,"parent":792,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.1.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.fnu.ac.fj\/engineering-science-technology\/research-office\/supervisor\/dr-gajendra-singh\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dr. Gajendra Singh - College of Engineering &amp; 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