{"id":1133,"date":"2025-09-09T19:00:38","date_gmt":"2025-09-09T19:00:38","guid":{"rendered":"https:\/\/www.droneview.be\/?p=1133"},"modified":"2025-07-17T06:57:29","modified_gmt":"2025-07-17T06:57:29","slug":"why-older-solar-panel-installations-are-at-risk-and-how-thermal-imaging-makes-a-difference","status":"publish","type":"post","link":"https:\/\/www.droneview.be\/en\/why-older-solar-panel-installations-are-at-risk-and-how-thermal-imaging-makes-a-difference\/","title":{"rendered":"Why Older Solar Panel Installations Are at Risk \u2013 and How Thermal Imaging Makes a Difference"},"content":{"rendered":"<p class=\"\" data-start=\"344\" data-end=\"654\">Solar panels are built to last, but that doesn\u2019t mean they keep performing at their best. Especially older installations (10+ years) are more likely to suffer from <strong data-start=\"508\" data-end=\"526\">hidden defects<\/strong>, <strong data-start=\"528\" data-end=\"546\">reduced output<\/strong>, or even <strong data-start=\"556\" data-end=\"573\">safety issues<\/strong>. A thermal drone inspection offers a fast and safe way to detect these problems.<\/p>\n<h4 class=\"\" data-start=\"656\" data-end=\"707\">Older panels: weak or missing bypass diodes<\/h4>\n<p class=\"\" data-start=\"709\" data-end=\"910\">Modern solar panels come with <strong data-start=\"739\" data-end=\"756\">bypass diodes<\/strong> that help redirect current around faulty cells or zones. But older panels \u2014 often pre-2010 \u2014 don\u2019t always have them, or they no longer function properly.<\/p>\n<ul data-start=\"912\" data-end=\"1094\">\n<li class=\"\" data-start=\"912\" data-end=\"959\">\n<p class=\"\" data-start=\"914\" data-end=\"959\">Some panels have <strong data-start=\"931\" data-end=\"951\">no bypass diodes<\/strong> at all.<\/p>\n<\/li>\n<li class=\"\" data-start=\"960\" data-end=\"1021\">\n<p class=\"\" data-start=\"962\" data-end=\"1021\">Others have <strong data-start=\"974\" data-end=\"1001\">cheap or damaged diodes<\/strong> after years of use.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1022\" data-end=\"1094\">\n<p class=\"\" data-start=\"1024\" data-end=\"1094\">Some were poorly designed, so the diode doesn\u2019t activate as it should.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1180\" data-end=\"1361\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-886\" src=\"https:\/\/www.droneview.be\/wp-content\/uploads\/2025\/02\/defecte-cellen-zonnepanelen.jpg\" alt=\"\" width=\"640\" height=\"512\" srcset=\"https:\/\/www.droneview.be\/wp-content\/uploads\/2025\/02\/defecte-cellen-zonnepanelen.jpg 640w, https:\/\/www.droneview.be\/wp-content\/uploads\/2025\/02\/defecte-cellen-zonnepanelen-300x240.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/p>\n<p data-start=\"1180\" data-end=\"1361\"><!--more--><\/p>\n<h4 class=\"\" data-start=\"1152\" data-end=\"1183\">\ud83d\udd25 Hotspots and power loss<\/h4>\n<p class=\"\" data-start=\"1185\" data-end=\"1198\">We often see:<\/p>\n<ul data-start=\"1200\" data-end=\"1389\">\n<li class=\"\" data-start=\"1200\" data-end=\"1240\">\n<p class=\"\" data-start=\"1202\" data-end=\"1240\"><strong data-start=\"1202\" data-end=\"1223\">Overheating cells<\/strong> causing hotspots<\/p>\n<\/li>\n<li class=\"\" data-start=\"1241\" data-end=\"1278\">\n<p class=\"\" data-start=\"1243\" data-end=\"1278\"><strong data-start=\"1243\" data-end=\"1259\">Delamination<\/strong> or <strong data-start=\"1263\" data-end=\"1278\">microcracks<\/strong><\/p>\n<\/li>\n<li class=\"\" data-start=\"1279\" data-end=\"1318\">\n<p class=\"\" data-start=\"1281\" data-end=\"1318\"><strong data-start=\"1281\" data-end=\"1318\">Inconsistent temperature patterns<\/strong><\/p>\n<\/li>\n<li class=\"\" data-start=\"1319\" data-end=\"1389\">\n<p class=\"\" data-start=\"1321\" data-end=\"1389\"><strong data-start=\"1321\" data-end=\"1355\">Bypass diodes that have failed<\/strong>, affecting the full string output<\/p>\n<\/li>\n<\/ul>\n<p class=\"\" data-start=\"1391\" data-end=\"1498\">One underperforming panel can reduce the entire string\u2019s output by <strong data-start=\"1458\" data-end=\"1468\">20\u201330%<\/strong>, especially in older systems.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-668\" src=\"https:\/\/www.droneview.be\/wp-content\/uploads\/2024\/10\/defecte-cel-zonnepaneel.jpg\" alt=\"\" width=\"640\" height=\"512\" srcset=\"https:\/\/www.droneview.be\/wp-content\/uploads\/2024\/10\/defecte-cel-zonnepaneel.jpg 640w, https:\/\/www.droneview.be\/wp-content\/uploads\/2024\/10\/defecte-cel-zonnepaneel-300x240.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/p>\n<hr class=\"\" data-start=\"1876\" data-end=\"1879\" \/>\n<h4 class=\"\" data-start=\"1570\" data-end=\"1619\">\ud83d\udd75\ufe0f <a href=\"https:\/\/www.droneview.be\/en\/thermal-inspection-of-solar-panels\/\">How thermal imaging makes the difference<\/a><\/h4>\n<p class=\"\" data-start=\"1621\" data-end=\"1661\">With a drone and thermal camera, we can:<\/p>\n<ul data-start=\"1663\" data-end=\"1820\">\n<li class=\"\" data-start=\"1663\" data-end=\"1710\">\n<p class=\"\" data-start=\"1665\" data-end=\"1710\">Inspect rooftops <strong data-start=\"1682\" data-end=\"1710\">without stepping on them<\/strong><\/p>\n<\/li>\n<li class=\"\" data-start=\"1711\" data-end=\"1769\">\n<p class=\"\" data-start=\"1713\" data-end=\"1769\">Identify issues in <strong data-start=\"1732\" data-end=\"1743\">minutes<\/strong>, even across large arrays<\/p>\n<\/li>\n<li class=\"\" data-start=\"1770\" data-end=\"1820\">\n<p class=\"\" data-start=\"1772\" data-end=\"1820\">Provide <strong data-start=\"1780\" data-end=\"1797\">clear visuals<\/strong> and actionable reports<\/p>\n<\/li>\n<\/ul>\n<p>Especially in Belgium, many systems with fixed tariff contracts or certificates still rely on <strong data-start=\"1971\" data-end=\"1987\">older panels<\/strong>. Detecting problems early means protecting your investment.<\/p>\n<p data-start=\"2193\" data-end=\"2368\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-151\" src=\"https:\/\/www.droneview.be\/wp-content\/uploads\/2024\/09\/solar-inspection-drone.jpg\" alt=\"\" width=\"696\" height=\"856\" srcset=\"https:\/\/www.droneview.be\/wp-content\/uploads\/2024\/09\/solar-inspection-drone.jpg 696w, https:\/\/www.droneview.be\/wp-content\/uploads\/2024\/09\/solar-inspection-drone-244x300.jpg 244w\" sizes=\"auto, (max-width: 696px) 100vw, 696px\" \/><\/p>\n<hr class=\"\" data-start=\"2370\" data-end=\"2373\" \/>\n<h4 class=\"\" data-start=\"2049\" data-end=\"2066\">\u2705 Conclusion<\/h4>\n<p class=\"\" data-start=\"2068\" data-end=\"2194\">If your solar system is over 10\u201315 years old, a drone thermal inspection might reveal issues you\u2019ve never noticed \u2014 until now.<\/p>\n<blockquote data-start=\"2196\" data-end=\"2357\">\n<p class=\"\" data-start=\"2198\" data-end=\"2357\">Curious about your system&#8217;s health?<br data-start=\"2233\" data-end=\"2236\" \/>We\u2019re happy to provide a fast, safe and accurate check via drone.<br data-start=\"2303\" data-end=\"2306\" \/>\ud83d\udc49 <a href=\"https:\/\/www.droneview.be\/en\/contact\/\" target=\"_new\" rel=\"noopener\" data-start=\"2311\" data-end=\"2357\">Contact us<\/a><\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>Solar panels are built to last, but that doesn\u2019t mean they keep performing at their best. Especially older installations (10+ years) are more likely to suffer from hidden defects, reduced output, or even safety issues. A thermal drone inspection offers a fast and safe way to detect these problems. Older panels: weak or missing bypass &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.droneview.be\/en\/why-older-solar-panel-installations-are-at-risk-and-how-thermal-imaging-makes-a-difference\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Why Older Solar Panel Installations Are at Risk \u2013 and How Thermal Imaging Makes a Difference&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_vp_format_video_url":"","_vp_image_focal_point":[],"footnotes":""},"categories":[745],"tags":[658,661,429,54,657,115,660,659,278],"class_list":["post-1133","post","type-post","status-publish","format-standard","hentry","category-solar-panels-thermography","tag-bypass-diode-failure","tag-drone-inspection-belgium","tag-drone-thermography","tag-droneview-be-en","tag-old-solar-panels","tag-solar-panel-inspection","tag-solar-panel-thermal-scan","tag-solar-string-losses","tag-thermal-inspection"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Why Older Solar Panel Installations Are at Risk \u2013 and How Thermal Imaging Makes a Difference - Droneview.be | Drone Data &amp; Inspection<\/title>\n<meta name=\"description\" content=\"Older solar panel systems often lose output due to hidden defects or faulty bypass diodes. Discover how drone-based thermal imaging can reveal issues and boost your system&#039;s efficiency.\" \/>\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.droneview.be\/en\/why-older-solar-panel-installations-are-at-risk-and-how-thermal-imaging-makes-a-difference\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Why Older Solar Panel Installations Are at Risk \u2013 and How Thermal Imaging Makes a Difference - Droneview.be | Drone Data &amp; Inspection\" \/>\n<meta property=\"og:description\" content=\"Older solar panel systems often lose output due to hidden defects or faulty bypass diodes. 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