{"id":29339,"date":"2022-03-18T12:34:00","date_gmt":"2022-03-18T12:34:00","guid":{"rendered":"https:\/\/expleo.com\/global\/en\/?post_type=case-studies&#038;p=29339"},"modified":"2024-06-03T15:44:02","modified_gmt":"2024-06-03T15:44:02","slug":"predictive-maintenance-chargers-high-voltage-batteries","status":"publish","type":"case-studies","link":"https:\/\/expleo.com\/global\/en\/case-studies\/predictive-maintenance-chargers-high-voltage-batteries\/","title":{"rendered":"Making predictive maintenance chargers and high-voltage batteries for EVs a reality"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"29339\" class=\"elementor elementor-29339\" data-elementor-post-type=\"case-studies\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7c2c2b2 gg-simple-text gg-container-small-ptb-96 gg-article-content elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7c2c2b2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8bb7cce\" data-id=\"8bb7cce\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7b055de elementor-widget elementor-widget-image\" data-id=\"7b055de\" data-element_type=\"widget\" data-e-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\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"250\" src=\"https:\/\/expleo.com\/global\/en\/wp-content\/uploads\/2021\/12\/key-facts-predictive-mainenance.svg\" class=\"attachment-large size-large wp-image-29342\" alt=\"Key Facts Predictive Maintenance\" \/>\t\t\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 class=\"elementor-element elementor-element-75249d2 elementor-widget elementor-widget-spacer\" data-id=\"75249d2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c927e44 gg-font-v8 gg-custom-dark-purple-color gg-print-pb-4 elementor-widget elementor-widget-heading\" data-id=\"c927e44\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Challenge : Harnessing auto parts\u2019 data to derive new value \n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bea20f6 gg-font-v9 gg-class-for-iphone8 elementor-widget elementor-widget-text-editor\" data-id=\"bea20f6\" data-element_type=\"widget\" data-e-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<p><span data-contrast=\"none\">To maintain its excellent brand reputation as an innovator, our client, a global automaker and provider of e-mobility solutions, wanted to<\/span> <span data-contrast=\"none\">launch a new service: predictive maintenance for on-board chargers and high-voltage batteries for EVs. <\/span><\/p><p><span data-contrast=\"none\">The client was sending a lot of data (physical, vehicle, emergency call etc.) to a cloud-based platform: it asked Expleo to use this information to predict breakdowns. However, usual time-series and signal processing tools were unusable due to their low sampling rate.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8531fe7 gg-font-v8 gg-custom-dark-purple-color gg-print-pb-4 elementor-widget elementor-widget-heading\" data-id=\"8531fe7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Solution : Out-of-the box thinking \n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dc37837 gg-font-v9 gg-class-for-iphone8 elementor-widget elementor-widget-text-editor\" data-id=\"dc37837\" data-element_type=\"widget\" data-e-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<p><span class=\"EOP SCXW188592149 BCX9\" data-ccp-props=\"{\"><span class=\"TextRun SCXW194174588 BCX9\" lang=\"EN-GB\" xml:lang=\"EN-GB\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW194174588 BCX9\">Using its automotive engineering skills in addition to data science, <\/span><span class=\"NormalTextRun SCXW194174588 BCX9\">Expleo<\/span><span class=\"NormalTextRun SCXW194174588 BCX9\"> created a new <\/span><span class=\"NormalTextRun SCXW194174588 BCX9\">methodology<\/span><span class=\"NormalTextRun SCXW194174588 BCX9\"> to use this information to classify failure. <\/span><span class=\"NormalTextRun SpellingErrorV2 SCXW194174588 BCX9\">Expleo\u2019s<\/span> <span class=\"NormalTextRun SCXW194174588 BCX9\">data<\/span> <span class=\"NormalTextRun SCXW194174588 BCX9\">experts<\/span> <span class=\"NormalTextRun SCXW194174588 BCX9\">designed<\/span><span class=\"NormalTextRun SCXW194174588 BCX9\"> a <\/span><span class=\"NormalTextRun SCXW194174588 BCX9\">Machine<\/span><span class=\"NormalTextRun SCXW194174588 BCX9\"> Learning (ML) <\/span><span class=\"NormalTextRun SCXW194174588 BCX9\">pipeline<\/span><span class=\"NormalTextRun SCXW194174588 BCX9\"> (Kernel) <\/span><span class=\"NormalTextRun SCXW194174588 BCX9\">based<\/span><span class=\"NormalTextRun SCXW194174588 BCX9\"> on <\/span><span class=\"NormalTextRun SCXW194174588 BCX9\">those<\/span> <span class=\"NormalTextRun SCXW194174588 BCX9\">weak<\/span> <span class=\"NormalTextRun SCXW194174588 BCX9\">signals<\/span> <span class=\"NormalTextRun SCXW194174588 BCX9\">to predict if\/when the battery will soon break down, with <\/span><span class=\"NormalTextRun SCXW194174588 BCX9\">nearly 100%<\/span><span class=\"NormalTextRun SCXW194174588 BCX9\"> accuracy for on-board chargers\u2019 failure predictions and<\/span> <span class=\"NormalTextRun SCXW194174588 BCX9\">a similar outcome for batteries.<\/span><span class=\"NormalTextRun SCXW194174588 BCX9\">\u00a0<\/span><\/span><span class=\"EOP SCXW194174588 BCX9\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:0,&quot;335559740&quot;:240}\">\u00a0<\/span><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5b3b382 gg-font-v8 gg-custom-dark-purple-color elementor-widget elementor-widget-heading\" data-id=\"5b3b382\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Outcome : Mission accomplished <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5769a10 gg-font-v9 gg-class-for-iphone8 elementor-widget elementor-widget-text-editor\" data-id=\"5769a10\" data-element_type=\"widget\" data-e-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<p><span class=\"TextRun SCXW182856365 BCX9\" lang=\"EN-GB\" xml:lang=\"EN-GB\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW182856365 BCX9\">Expleo<\/span><span class=\"NormalTextRun SCXW182856365 BCX9\"> found an alternative, and innovative, way to define which data can be used to classify failure. To perform this task, <\/span><span class=\"NormalTextRun SCXW182856365 BCX9\">Expleo<\/span><span class=\"NormalTextRun SCXW182856365 BCX9\"> used its automotive engineering skills in addition to data science, combining a physical and data approach: it used error codes to <\/span><span class=\"NormalTextRun SCXW182856365 BCX9\">identify<\/span><span class=\"NormalTextRun SCXW182856365 BCX9\"> the symptoms of failure. <\/span><\/span><\/p><p><span class=\"TextRun SCXW182856365 BCX9\" lang=\"EN-GB\" xml:lang=\"EN-GB\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW182856365 BCX9\">Its global <\/span><span class=\"NormalTextRun SCXW182856365 BCX9\">methodology<\/span><span class=\"NormalTextRun SCXW182856365 BCX9\"> to predictive maintenance is efficient &#8211; it will save time and reduce costs. It is also an intelligible way to perform predictive maintenance: since it is based <\/span><span class=\"NormalTextRun SCXW182856365 BCX9\">on <\/span><span class=\"NormalTextRun SCXW182856365 BCX9\">error<\/span> <span class=\"NormalTextRun SCXW182856365 BCX9\">codes<\/span><span class=\"NormalTextRun SCXW182856365 BCX9\">, <\/span><span class=\"NormalTextRun SCXW182856365 BCX9\">we<\/span> <span class=\"NormalTextRun SCXW182856365 BCX9\">can<\/span> <span class=\"NormalTextRun SCXW182856365 BCX9\">explain<\/span> <span class=\"NormalTextRun SCXW182856365 BCX9\">why<\/span> <span class=\"NormalTextRun SCXW182856365 BCX9\">the<\/span> <span class=\"NormalTextRun SCXW182856365 BCX9\">algorithm<\/span> <span class=\"NormalTextRun SCXW182856365 BCX9\">is<\/span> <span class=\"NormalTextRun SCXW182856365 BCX9\">predicting<\/span> <span class=\"NormalTextRun SCXW182856365 BCX9\">failure<\/span> <span class=\"NormalTextRun SCXW182856365 BCX9\">or<\/span><span class=\"NormalTextRun SCXW182856365 BCX9\"> not and <\/span><span class=\"NormalTextRun SCXW182856365 BCX9\">correct<\/span> <span class=\"NormalTextRun SCXW182856365 BCX9\">the<\/span> <span class=\"NormalTextRun SCXW182856365 BCX9\">issue<\/span> <span class=\"NormalTextRun SCXW182856365 BCX9\">(interpretability).<\/span><\/span><\/p><p><span class=\"TextRun SCXW182856365 BCX9\" lang=\"EN-GB\" xml:lang=\"EN-GB\" data-contrast=\"none\"> <span class=\"NormalTextRun SCXW182856365 BCX9\">Ultimately, predictive<\/span><span class=\"NormalTextRun SCXW182856365 BCX9\"> maintenance services will enable customers to have their vehicle serviced if needed rather than risk a breakdown on the road, increasing their satisfaction and thus our client\u2019s brand reputation.<\/span><\/span><span class=\"EOP SCXW182856365 BCX9\" data-ccp-props=\"{\">\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-102843b gg-font-v8 gg-custom-dark-purple-color elementor-widget elementor-widget-heading\" data-id=\"102843b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Client benefits <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4288962 gg-font-v9 gg-class-for-iphone8 elementor-widget elementor-widget-text-editor\" data-id=\"4288962\" data-element_type=\"widget\" data-e-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<ul><li data-leveltext=\"\u00b7\" data-font=\"Symbol\" data-listid=\"38\" aria-setsize=\"-1\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"none\">New E-Mobility &amp; Predictive maintenance offering<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li><li data-leveltext=\"\u00b7\" data-font=\"Symbol\" data-listid=\"38\" aria-setsize=\"-1\" data-aria-posinset=\"2\" data-aria-level=\"1\"><span data-contrast=\"none\">Ready for production source code<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li><li data-leveltext=\"\u00b7\" data-font=\"Symbol\" data-listid=\"38\" aria-setsize=\"-1\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"none\">Global methodology for predictive maintenance<\/span><\/li><li data-leveltext=\"\u00b7\" data-font=\"Symbol\" data-listid=\"38\" aria-setsize=\"-1\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"none\">Vehicle architecture does not need to be altered<\/span><\/li><li data-leveltext=\"\u00b7\" data-font=\"Symbol\" data-listid=\"38\" aria-setsize=\"-1\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"none\">Final customer satisfaction can be increased by the provision of new and value-adding services<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li><\/ul>\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-381b6bc gg-simple-cta-section-grey gg-container-small-ptb-96 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"381b6bc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3a05d13\" data-id=\"3a05d13\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-be66c37 elementor-widget elementor-widget-gravity-advanced-cta\" data-id=\"be66c37\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"gravity-advanced-cta.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t        <div class=\"gg-advanced-cta\">\r\n            \r\n        <p class=\"gg-advanced-cta__heading gg-tagline-heading-left\">\r\n        <strong>         CUSTOMER SUPPORT & MAINTENANCE        <\/strong>        <\/p>\r\n        \r\n        <h2 class=\"gg-advanced-cta__subheading gg-font-v2\">\r\n                <span> Predictive maintenance<\/span>                <\/h2>\r\n                <div class=\"gg-advanced-cta__description gg-font-v9\">\r\n            <span><p>Based on vast amount of data recordings, Expleo offers predictive maintenance support enabling our clients to time their maintenance operations in advance and reduce their maintenance costs.<\/p><\/span>        <\/div>\r\n        \r\n        <div class=\"gg-advanced-cta__button-first gg-advanced-cta__button gg-button-v3\">\r\n            <a href=\"https:\/\/expleo.com\/global\/en\/services\/customer-support-maintenance\/\">\r\n                learn more            <\/a>\r\n        <\/div>\r\n\r\n                <\/div>\r\n\r\n        \t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>European eCall is now standardising vehicle connectivity. Despite its low sampling rate, Expleo succeeded to develop 99% accurate predictive maintenance algorithms for electric vehicle&#8217;s on-board charger.<\/p>\n","protected":false},"featured_media":29790,"template":"","meta":{"_oasis_is_in_workflow":0,"_oasis_original":0,"_oasis_task_priority":"","_angie_page":false,"service-grey-banner":"false","service-grey-banner-link":"","footnotes":""},"case-study-single-templates":[],"topic":[212,152],"industry-taxonomy":[33,163,44],"country":[141],"service":[216,48,210,62,211,208],"class_list":["post-29339","case-studies","type-case-studies","status-publish","has-post-thumbnail","hentry","topic-data-science-and-cybersecurity","topic-industry-4-0","industry-taxonomy-automotive","industry-taxonomy-energy-and-utilities","industry-taxonomy-manufacturing-and-construction","country-global","service-digital-transformation","service-big-data-analytics-ai-and-advanced-algorithms","service-customer-support-maintenance","service-e-mobility","service-innovation-management-solutions","service-quality-testing"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.0 (Yoast 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