{"id":12364,"date":"2024-10-24T18:21:33","date_gmt":"2024-10-24T16:21:33","guid":{"rendered":"https:\/\/www.mrpenergy.it\/?p=12364"},"modified":"2024-11-21T12:43:34","modified_gmt":"2024-11-21T11:43:34","slug":"comparison-iv-tracer-and-mobilelab-modules-topcon-hjt-ibc-perc","status":"publish","type":"post","link":"https:\/\/www.mrpenergy.it\/en\/2024\/10\/24\/comparison-iv-tracer-and-mobilelab-modules-topcon-hjt-ibc-perc\/","title":{"rendered":"IV tracers and mobileLAB comparison: TOPCon, HJT, IBC and PERC modules"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"12364\" class=\"elementor elementor-12364 elementor-12295\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7881b718 e-flex e-con-boxed e-con e-parent\" data-id=\"7881b718\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7badd8c elementor-widget elementor-widget-text-editor\" data-id=\"7badd8c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.19.0 - 26-02-2024 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p>Today, there are numerous tools available for <strong>field measurement of IV curves<\/strong> on individual modules and strings. In this article, we present the results of a comparison between curve tracers and the MobileLAB. Commercial curve tracers differ primarily in:<\/p><ul><li>Maximum string voltage (Voc)<\/li><li>Maximum string current (Isc)<\/li><li>Methods for measuring and recording environmental data<\/li><li>Types of cell technologies they can measure<\/li><li>(and, of course, price)<\/li><\/ul><div><p>At MRP, we have been performing technical and <a href=\"https:\/\/www.mrpenergy.it\/en\/check-up\/\">instrumental field inspections<\/a> since 2011. To date, we have <strong>carried out over 1&#8217;000 check-up on photovoltaic plants<\/strong>, conducting every type of investigation and measurement possible.<\/p><\/div>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e92511a e-flex e-con-boxed e-con e-parent\" data-id=\"e92511a\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c613b6d elementor-widget elementor-widget-heading\" data-id=\"c613b6d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.19.0 - 26-02-2024 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h5 class=\"elementor-heading-title elementor-size-default\">Photovoltaic Check-Up: Thermography, IV Curves, Electroluminescence, Drones<\/h5>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a947004 e-flex e-con-boxed e-con e-parent\" data-id=\"a947004\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7153503 e-con-full e-flex e-con e-child\" data-id=\"7153503\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7c7bd7a elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"7c7bd7a\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.19.0 - 26-02-2024 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.mrpenergy.it\/wp-content\/uploads\/2024\/10\/20241011_123611405_iOS-768x1024.jpg\" class=\"attachment-large size-large wp-image-12298\" alt=\"check-up fotovoltaico termografia curve IV elettroluminescenza EL drone MRP\" srcset=\"https:\/\/www.mrpenergy.it\/wp-content\/uploads\/2024\/10\/20241011_123611405_iOS-768x1024.jpg 768w, https:\/\/www.mrpenergy.it\/wp-content\/uploads\/2024\/10\/20241011_123611405_iOS-225x300.jpg 225w, https:\/\/www.mrpenergy.it\/wp-content\/uploads\/2024\/10\/20241011_123611405_iOS-1152x1536.jpg 1152w, https:\/\/www.mrpenergy.it\/wp-content\/uploads\/2024\/10\/20241011_123611405_iOS-1536x2048.jpg 1536w, https:\/\/www.mrpenergy.it\/wp-content\/uploads\/2024\/10\/20241011_123611405_iOS-scaled-e1729248859977.jpg 1200w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-803ed2b e-con-full e-flex e-con e-child\" data-id=\"803ed2b\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c37d80e elementor-widget elementor-widget-text-editor\" data-id=\"c37d80e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p style=\"background-color: #ffffff;\"><strong>Each week, we perform check-ups, technical due diligence, and commissioning tests<\/strong>, building extensive experience in assessing the performance of photovoltaic modules and strings. This expertise is rooted in the cell and module manufacturing sector, where we have been active since 2000.<\/p><p>With the introduction of new <strong>photovoltaic technologies<\/strong> such as <strong>TOPCon, HJT, and IBC<\/strong>, field IV curve measurements have become increasingly complex. Unlike traditional Al-BSF and PERC cells &#8211; still the standard for many photovoltaic systems today &#8211; <a href=\"https:\/\/taiyangnews.info\/topic\/solar-module-efficiency\"><strong>high-efficiency modules<\/strong><\/a> pose new challenges for precision and reliability in field testing.<\/p><p>These new technologies, such as <strong>TOPCon, HJT, and IBC, exhibit capacitive effects<\/strong> that complicate accurate electrical characterization of individual modules and strings, often <strong>requiring longer measurement times<\/strong>.<\/p><p style=\"background-color: #ffffff;\"><span style=\"background-color: #ffffff;\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2eb7873 e-flex e-con-boxed e-con e-parent\" data-id=\"2eb7873\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d95cb0e elementor-widget elementor-widget-text-editor\" data-id=\"d95cb0e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f2b79a9 e-flex e-con-boxed e-con e-parent\" data-id=\"f2b79a9\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2a5e025 elementor-widget elementor-widget-heading\" data-id=\"2a5e025\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">MobileLAB: laboratory-grade precision for field tests<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0f88941 e-flex e-con-boxed e-con e-parent\" data-id=\"0f88941\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-9ec21d2 e-con-full e-flex e-con e-child\" data-id=\"9ec21d2\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2653ad8 elementor-widget elementor-widget-text-editor\" data-id=\"2653ad8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>This challenge has been addressed in laboratory settings through the use of solar simulators capable of delivering long-duration flashes, which are sufficient for accurately measuring the IV curve of a single module. Since 2024, MRP is offering a <strong>unique service in Italy<\/strong>: we bring laboratory-grade solar simulator technology and precision directly into the field with our <strong>MobileLAB<\/strong>.<\/p><p>This mobile laboratory is equipped with a T<strong>\u00dcV Rheinland-certified LED solar simulator, rated A+A+A+<\/strong> in performance, capable of conducting <strong>precision tests<\/strong> on modules of <strong>any size and technology<\/strong>, <strong>including high-efficiency models<\/strong>. Additionally, it can determine module bifaciality coefficients and measure performance across irradiance levels ranging from 200 to 1,000 W\/m\u00b2.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b93de65 e-con-full e-flex e-con e-child\" data-id=\"b93de65\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8cddad1 elementor-widget elementor-widget-image\" data-id=\"8cddad1\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"768\" height=\"527\" src=\"https:\/\/www.mrpenergy.it\/wp-content\/uploads\/2024\/10\/mobileLAB-MRP-e1729259091401-768x527.png\" class=\"attachment-medium_large size-medium_large wp-image-12327\" alt=\"confronto tracciacurve e mobileLAB check-up fotovoltaico termografia curve IV elettroluminescenza EL drone MRP\" srcset=\"https:\/\/www.mrpenergy.it\/wp-content\/uploads\/2024\/10\/mobileLAB-MRP-e1729259091401-768x527.png 768w, https:\/\/www.mrpenergy.it\/wp-content\/uploads\/2024\/10\/mobileLAB-MRP-e1729259091401-300x206.png 300w, https:\/\/www.mrpenergy.it\/wp-content\/uploads\/2024\/10\/mobileLAB-MRP-e1729259091401-1024x702.png 1024w, https:\/\/www.mrpenergy.it\/wp-content\/uploads\/2024\/10\/mobileLAB-MRP-e1729259091401-1536x1053.png 1536w, https:\/\/www.mrpenergy.it\/wp-content\/uploads\/2024\/10\/mobileLAB-MRP-e1729259091401-2048x1404.png 2048w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9c2e733 e-flex e-con-boxed e-con e-parent\" data-id=\"9c2e733\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8d14fb8 elementor-widget elementor-widget-heading\" data-id=\"8d14fb8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Field tests with Curve Tracers<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ebc7d9f e-flex e-con-boxed e-con e-parent\" data-id=\"ebc7d9f\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-40889a3 elementor-widget elementor-widget-text-editor\" data-id=\"40889a3\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>For string measurements in the field, we use various tools that, thanks to their specific features, allow us to adapt to systems with widely varying designs and electrical parameters. However, as our tests demonstrate, <strong>not all portable curve tracers can adequately handle measurements on high-efficiency modules<\/strong>. The capacitive effects of the cells, combined with the bifaciality of the modules, present significant challenges in achieving precise and reliable measurements.\u00a0<\/p><p>To ensure a thorough understanding of the tools we use, MRP regularly conducts campaigns for testing, comparison, calibration, and more. Recently, <strong>we compared four different portable curve tracers against our MobileLAB<\/strong>, performing tests on <strong>modules and strings <a href=\"https:\/\/www.mrpenergy.it\/en\/2021\/02\/02\/test-field-photovoltaic-mrp\/\">at our test fields<\/a><\/strong>, where we evaluate and monitor diverse module technologies and architectures.<\/p><p><strong>The comparison between curve tracers and the MobileLAB revealed significant deviations from the actual power measured indoors with our mobile laboratory, often exceeding the tolerances declared by the manufacturers of the measurement instruments.<\/strong><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1928bc9 e-flex e-con-boxed e-con e-parent\" data-id=\"1928bc9\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-33cdd5e elementor-widget elementor-widget-heading\" data-id=\"33cdd5e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">The importance of tools and expertise<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e4dceca e-flex e-con-boxed e-con e-parent\" data-id=\"e4dceca\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c97366d elementor-widget elementor-widget-text-editor\" data-id=\"c97366d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>We frequently encounter measurement reports prepared by technicians and engineers who <strong>declare uncertainties equivalent to those stated by the instrument manufacturers<\/strong>, without accounting for real-world measurement conditions (or even configuring the instruments incorrectly). In our experience, <strong>declaring a 5% uncertainty for outdoor IV measurements is highly ambitious<\/strong> and achievable only under specific test conditions with correct <strong>procedures<\/strong>.<\/p><p>To avoid significant discrepancies between measured data and the actual power output of the modules, it is essential to:<\/p><ul><li><strong>Rely on experienced technicians<\/strong> with a deep understanding of photovoltaic technologies and measurement techniques.<\/li><li><strong>Use reliable tools<\/strong> and follow established procedures to ensure data consistency.<\/li><li>Never take manufacturer or third-party claims, such as module nameplate data or stated instrument uncertainties, at face value.<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1dcd084 e-flex e-con-boxed e-con e-parent\" data-id=\"1dcd084\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e01869c elementor-widget elementor-widget-heading\" data-id=\"e01869c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">IV tracers and mobileLAB comparison: test results<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4bc14f0 e-flex e-con-boxed e-con e-parent\" data-id=\"4bc14f0\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7581c85 elementor-widget elementor-widget-text-editor\" data-id=\"7581c85\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>The table below shows the <strong>percentage deviations in power measurements<\/strong> from several tests conducted.<\/p><p>As observed, the <strong>data from some of the measurements deviated significantly from the actual power output<\/strong>, <strong>exceeding the measurement tolerances declared by the instrument manufacturers<\/strong>.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-15a002f e-flex e-con-boxed e-con e-parent\" data-id=\"15a002f\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-76c0b89 elementor-widget elementor-widget-image\" data-id=\"76c0b89\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.mrpenergy.it\/wp-content\/uploads\/elementor\/thumbs\/Risultati-test-tracciacurve-qvqsxd4e73j3dwdd9b4z73halmsj8gekce8noberc8.jpg\" title=\"confronto tracciacurve e mobileLAB check-up fotovoltaico termografia curve IV elettroluminescenza EL drone MRP\" alt=\"confronto tracciacurve e mobileLAB check-up fotovoltaico termografia curve IV elettroluminescenza EL drone MRP\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-54937c4 e-flex e-con-boxed e-con e-parent\" data-id=\"54937c4\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-836d695 elementor-widget elementor-widget-heading\" data-id=\"836d695\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclusions<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1388bc5 e-flex e-con-boxed e-con e-parent\" data-id=\"1388bc5\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1a0d0ce elementor-widget elementor-widget-text-editor\" data-id=\"1a0d0ce\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>The IV tracer and mobileLAB comparison tests conducted reveal that <strong>as cell and module efficiency increases, so does the variability of the data obtained with different curve tracers<\/strong>.<\/p><p>Measurement reliability and <strong>field experience<\/strong> are critical to ensuring maximum efficiency in photovoltaic systems. Thanks to our decades of <strong>expertise and continuous innovation<\/strong>, <strong>MRP provides precise and reliable solutions for any measurement or verification need<\/strong>.<\/p><p><a href=\"https:\/\/www.mrpenergy.it\/en\/contact-us\/\">Contact<\/a> us to learn more about how we can help you optimize your system&#8217;s performance and ensure a more sustainable and efficient energy future.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-29af3b4 e-flex e-con-boxed e-con e-parent\" data-id=\"29af3b4\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d22044c elementor-widget elementor-widget-text-editor\" data-id=\"d22044c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><em>Article by Giovanni Guiotto and Mark Rossetto \u2013 MRP Srl<\/em><\/p><p>October 2024<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>The comparison of IV tracers and mobileLAB on TOPCon, HJT, IBC, PERC and Al-BSF PV modules highlights the differences between the available tools for measuring IV curves in the field. MRP, actively working since 2011, has conducted numerous tests showing that commercial IV tracers do not always guarantee accurate measurements on high-efficiency modules due to cell capacitive effects and bifaciality. MRP, actively working since 2011, has conducted numerous tests showing that commercial IV tracers do not always guarantee accurate measurements on high-efficiency modules due to cell capacitive effects and bifaciality. Experience and the use of reliable instruments are crucial to ensuring consistent measurements and optimizing plant performance.<\/p>\n","protected":false},"author":2,"featured_media":12316,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[167],"tags":[168,169,170,150,171],"class_list":["post-12364","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-focus-en-2","tag-check-up-en-2","tag-curve-iv-en","tag-mobilelab-en","tag-mrp-2","tag-testing-en"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>IV tracers and mobileLAB comparison: TOPCon, HJT and IBC tests<\/title>\n<meta name=\"description\" content=\"Discover the results of the comparison between IV tracers and mobileLAB for testing TOPCon, HJT, IBC and PERC PV modules.\" \/>\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.mrpenergy.it\/en\/2024\/10\/24\/comparison-iv-tracer-and-mobilelab-modules-topcon-hjt-ibc-perc\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u26a1 Moduli PERC, TOPCon, HJT e IBC: confronto tra misure all\u2019aperto con tracciacurve e mobileLAB \u26a1\" \/>\n<meta property=\"og:description\" content=\"The comparison of IV tracers and mobileLAB on PV modules of different technologies (TOPCon, HJT, IBC, PERC, and Al-BSF) shows that commercial IV tracers do not always guarantee accurate measurements on high-efficiency modules. MRP, thanks to mobileLAB, offers laboratory-grade accuracy measurements, overcoming difficulties related to capacitive effects and bifaciality of modules. 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