{"id":48121,"date":"2022-07-26T14:34:48","date_gmt":"2022-07-26T14:34:48","guid":{"rendered":"https:\/\/www.takomabattery.com\/?p=48121"},"modified":"2023-12-11T08:11:23","modified_gmt":"2023-12-11T08:11:23","slug":"what-is-battery-meter-and-its-classification","status":"publish","type":"post","link":"https:\/\/www.takomabattery.com\/fr\/what-is-battery-meter-and-its-classification\/","title":{"rendered":"Qu'est-ce qu'un compteur de batterie et quelle est sa classification ?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"48121\" class=\"elementor elementor-48121\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4e7a93a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4e7a93a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ff9e689\" data-id=\"ff9e689\" 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-7d2b3f9 elementor-widget elementor-widget-woocommerce-breadcrumb\" data-id=\"7d2b3f9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"woocommerce-breadcrumb.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<nav class=\"woocommerce-breadcrumb\" aria-label=\"Breadcrumb\">Accueil<\/nav>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ea4fa1e elementor-widget elementor-widget-heading\" data-id=\"ea4fa1e\" 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<h1 class=\"elementor-heading-title elementor-size-default\">What is battery meter and its classification<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2eab319 elementor-widget elementor-widget-text-editor\" data-id=\"2eab319\" 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<div style=\"line-height: 40px\">In the subdivision field of battery management chips, there are three categories of <strong>battery meter<\/strong> chips, battery safety chips and charge management chips. The battery meter chip collects battery information and calculates the charge.<\/div><div>\u00a0<\/div>\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-e3cd8e5 elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"e3cd8e5\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;],&quot;exclude_headings_by_selector&quot;:&quot;.paichu_post&quot;,&quot;marker_view&quot;:&quot;numbers&quot;,&quot;no_headings_message&quot;:&quot;Aucun titre n\\u2019a \\u00e9t\\u00e9 trouv\\u00e9 sur cette page.&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<div class=\"elementor-toc__header-title\">\n\t\t\t\tTable of Contents\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__e3cd8e5\" aria-expanded=\"true\" aria-label=\"Ouvrir la table des mati\u00e8res\"><i aria-hidden=\"true\" class=\"fas fa-chevron-down\"><\/i><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__e3cd8e5\" aria-expanded=\"true\" aria-label=\"Fermer la table des mati\u00e8res\"><i aria-hidden=\"true\" class=\"fas fa-chevron-up\"><\/i><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__e3cd8e5\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<i class=\"elementor-toc__spinner eicon-animation-spin eicon-loading\" aria-hidden=\"true\"><\/i>\t\t\t<\/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-512fbe6 uael-aspect-ratio-16_9 uael-youtube-subscribe-no elementor-widget elementor-widget-uael-video\" data-id=\"512fbe6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"uael-video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"uael-video__outer-wrap  uael-video-type-youtube\" data-device=\"false\" data-vsticky=\"no\" data-hidedesktop=\"\" data-hidetablet=\"\" data-hidemobile=\"\" data-vsticky-viewport=\"0\" data-autoplay=\"0\">\n\t\t\t\t\t\t<div class=\"uael-video-inner-wrap\">\n\t\t\t\t<div class=\"uael-video__play\" data-src=\"https:\/\/www.youtube.com\/embed\/7GO5jydFfJM?rel=0&amp;start&amp;end&amp;controls=1&amp;mute=0&amp;modestbranding=0&amp;autoplay=1\">\n\t\t\t\t\t<img decoding=\"async\" class=\"uael-video__thumb\" src=\"https:\/\/i.ytimg.com\/vi\/7GO5jydFfJM\/hqdefault.jpg\" alt=\"\"><\/img>\n\t\t\t\t\t<div class=\"uael-video__play-icon uael-animation-\">\n\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2023\/07\/YouTube_play_button_icon_2013\u20132017.svg-21.webp\" alt=\"youtube play button\" \/>\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\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-7135bfc elementor-widget elementor-widget-text-editor\" data-id=\"7135bfc\" 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<div style=\"line-height: 40px\"><p>It can measure and report many key aspects about the battery pack, such as voltage, temperature, charge\/discharge current, and remaining capacity prediction. These chips can be discrete or integrated with the battery protection IC . This post will explain in detail what a battery meter is, how it works, etc. About the production of the battery pack, you can refer to the video of <a href=\"https:\/\/www.takomabattery.com\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\"><span style=\"color: #333399;text-decoration: underline\">odm lithium ion battery pack manufacturer<\/span><\/span><\/a>.<\/p><h2 id=\"What is battery meter\">What is battery meter<\/h2><p>The battery meter chip, as the core of the intelligent battery system, is supported by battery material information data, user battery big data and battery encryption system to carry out algorithm evolution and underlying data analysis to achieve all-round battery safety, prolong battery life, and improve user experience. The use experience is called the &#8220;brain&#8221; of the battery in the industry.<\/p><h2 id=\"Classification of battery meters\">Classification of battery meters<\/h2><p>For different application scenarios, battery meter makes a basic classification:<\/p><h4 id=\"Number of batteries\">Number of batteries<\/h4><p>One string of batteries has a wide range of applications, such as mobile phones, smart watches, POS, tablet computers, etc., and the difference in accuracy and circuit area is relatively large. Therefore, there are many fuel gauge solutions for one string of batteries. Many 1-series batteries are relatively small, so there are usually certain requirements for package size. Because there is only one string, there is no unbalanced battery, and no equalization function is required.<\/p><p>For batteries with more than 2 strings, it is usually necessary to consider the balancing function. 2~4 series battery meter are widely used in notebook computers and other fields, so the integrated protection function is generally adopted to reduce the overall cost.<\/p><p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-48156\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Classification-of-battery-meters.jpg\" alt=\"Classification of battery meters\" width=\"1000\" height=\"833\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Classification-of-battery-meters.jpg 1000w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Classification-of-battery-meters-300x250.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Classification-of-battery-meters-768x640.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Classification-of-battery-meters-600x500.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p><p>For batteries with more than 4 strings, due to the large difference in battery voltage, it is difficult to develop dedicated chips for different applications. You can use the method of monitoring the total voltage of the battery after dividing the voltage, or use the method of cooperating with the analog front-end chip.<\/p><h4 id=\"Type of battery\">Type of battery<\/h4><p>Many models of battery meter are mainly aimed at the application of lithium battery, especially the impedance tracking algorithm, but the CEDV algorithm is based on coulomb counting and can also be used for nickel-metal hydride batteries and lead-acid batteries. The discharge platform of the LiFePO4 battery is flat, and a small error in the voltage detection may cause a large error in the power calculation. Therefore, the accuracy of the impedance tracking algorithm will be affected to a certain extent, and some battery meter have been optimized for the application of LiFePO4 batteries.<\/p><h4 id=\"Installation location of battery meter\">Installation location of battery meter<\/h4><p>Usually, the battery meter can be placed in the battery pack to achieve higher accuracy, and can realize data encryption and battery identity identification, avoiding potential dangers caused by counterfeit and shoddy batteries.<\/p><p>The battery meter of 1 series battery can also be placed on the system motherboard, but due to the introduction of MOS, the influence of wiring impedance, and the inconvenience of calibration, the power accuracy will be affected, especially after the battery is replaced, the battery meter on the system side will be affected. The parameter settings of the battery may not match the actual battery cells, resulting in large errors;<\/p><p><img decoding=\"async\" class=\"aligncenter size-full wp-image-48158\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Installation-location-of-battery-meter.jpg\" alt=\"Installation location of battery meter\" width=\"1000\" height=\"561\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Installation-location-of-battery-meter.jpg 1000w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Installation-location-of-battery-meter-300x168.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Installation-location-of-battery-meter-768x431.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Installation-location-of-battery-meter-600x337.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p><p>On the other hand, system board manufacturers usually do not have battery meter calibration, <a href=\"https:\/\/www.takomabattery.com\/how-to-test-a-battery-all-about-lithium-battery-test\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\"><span style=\"color: #333399;text-decoration: underline\">battery test<\/span><\/span><\/a> experience and equipment, which brings potential risks. 2~4 strings of batteries, if the battery meter is placed on the system side, because it is inconvenient to lead, it is usually not convenient to monitor the voltage of each cell, and the equalization function of the battery meter may not work, and it must be There is an extra protection circuit in the bag, so it is usually recommended to put 2~4 series of battery meter in the battery pack.<\/p><p>For battery meters with more than 4 strings, it is usually impossible to monitor the voltage of each cell independently. It needs to cooperate with the analog front-end chip or only monitor the average voltage of the battery. The equalization and protection functions are completed by the analog front-end chip or the protection chip. The location of the battery meter depends on the architecture of the system.<\/p><h4 id=\"The size requirements of the battery meter circuit\">The size requirements of the battery meter circuit<\/h4><p>For applications such as smart watches, batteries with small capacity, due to the small size of the battery, have higher requirements on the area of the battery meter circuit, and a battery meter with a small package (such as BGA) can be used;<\/p><p>Further, the purpose of reducing the circuit area can be achieved by reducing external circuit elements by means of a fuel gauge chip integrating a protection function and an integrated current detection resistor.<\/p><p><img decoding=\"async\" class=\"aligncenter size-full wp-image-48159\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/The-size-requirements-of-the-battery-meter-circuit.jpg\" alt=\"The size requirements of the battery meter circuit\" width=\"1000\" height=\"750\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/The-size-requirements-of-the-battery-meter-circuit.jpg 1000w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/The-size-requirements-of-the-battery-meter-circuit-300x225.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/The-size-requirements-of-the-battery-meter-circuit-768x576.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/The-size-requirements-of-the-battery-meter-circuit-600x450.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p><h4 id=\"Communication interface of battery meter\">Communication interface of battery meter<\/h4><p>In the application of battery meter, usually the system needs to read information such as battery power, voltage, temperature, etc., so the battery meter needs to communicate with the system;<\/p><p>For battery meters with 2 strings or more, the most commonly used communication interface is SMBus (usually compatible with MCU communication with I2C interface);<\/p><p>For battery meters with 1-2 strings of batteries, I2C and single-wire communication interface HDQ are often used.<\/p><h4 id=\"Cost requirements for battery meter\">Cost requirements for battery meter<\/h4><p>Usually the accuracy requirements are high, and the cost of the fuel gauge will be slightly higher; For some applications that require less precision, a low-cost model can be selected.<\/p><h2 id=\"How does a battery meter work\">How does a battery meter work<\/h2><p>In order to calculate basic battery pack information, the metering system needs to measure charge and discharge progress, battery pack voltage and temperature.<\/p><p>Take a pure coulomb-counting metering system as an example. In such a system that mainly relies on the integration of charge and discharge to determine the state of charge, the resolution and accuracy of the analog-to-digital converter are critical. With this type of metering chip, the converter must integrate all charging and discharging activities, including those that occur when the system is in sleep, standby, or off.<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-48157\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/How-does-a-battery-meter-work.jpg\" alt=\"How does a battery meter work\" width=\"1000\" height=\"624\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/How-does-a-battery-meter-work.jpg 1000w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/How-does-a-battery-meter-work-300x187.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/How-does-a-battery-meter-work-768x479.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/How-does-a-battery-meter-work-600x374.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p><p>If the system shuts down and discharges very frequently, and the metering chip does not accurately integrate the range of low discharge levels, significant flow errors can occur over time. Therefore, devices with high robustness and high resolution ensure reliability and accuracy throughout the process.<\/p><h2 id=\"Final thoughts\">Final thoughts<\/h2><p>We know that European and American companies have always had the upper hand in BMS chips, and the same is true in the battery metering chip market. In the field of power batteries, Chinese manufacturers of chips are still in the preliminary layout stage, but localized substitution in the field of consumer electronics is developing very quickly. Relevant Chinese manufacturers are <span style=\"color: #333399\"><a style=\"color: #333399\" href=\"https:\/\/www.takomabattery.com\/top-10-battery-management-system-suppliers-in-china\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\">top 10 battery management system suppliers<\/span><\/a><\/span>.<\/p><\/div>\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-4f4c233 elementor-author-box--avatar-yes elementor-author-box--name-yes elementor-author-box--biography-yes elementor-widget elementor-widget-author-box\" data-id=\"4f4c233\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"author-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-author-box\">\n\t\t\t\t\t\t\t<div  class=\"elementor-author-box__avatar\">\n\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2023\/11\/cropped-Lucky-Li-300x300.webp\" alt=\"Image de Lucky Li\" loading=\"lazy\">\n\t\t\t\t<\/div>\n\t\t\t\n\t\t\t<div class=\"elementor-author-box__text\">\n\t\t\t\t\t\t\t\t\t<div >\n\t\t\t\t\t\t<div class=\"elementor-author-box__name\">\n\t\t\t\t\t\t\tLucky Li\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-author-box__bio\">\n\t\t\t\t\t\tMy name is Lucky Li, and I have been engaged in the lithium battery industry for more than ten years. It has been 5 years since I started writing about lithium-ion batteries, I have a deep understanding of lithium-ion batteries, not only that, but also analyze and write according to the market in this field, and will continue to learn and research. I hope to provide help to everyone who is interested in the new energy industry.\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t<\/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-4940a8f elementor-widget elementor-widget-heading\" data-id=\"4940a8f\" 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<div class=\"elementor-heading-title elementor-size-large\">Related posts<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-69c48c2 elementor-grid-3 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-posts--thumbnail-top elementor-widget elementor-widget-posts\" data-id=\"69c48c2\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;classic_columns&quot;:&quot;3&quot;,&quot;classic_columns_tablet&quot;:&quot;2&quot;,&quot;classic_columns_mobile&quot;:&quot;1&quot;,&quot;classic_row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:35,&quot;sizes&quot;:[]},&quot;classic_row_gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;classic_row_gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"posts.classic\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-posts-container elementor-posts elementor-posts--skin-classic elementor-grid\" role=\"list\">\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-46604 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-management-system category-best-list category-electric-car-battery tag-battery tag-battery-cell tag-lithium-battery tag-lithium-ion-battery tag-power-battery\" role=\"listitem\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.takomabattery.com\/fr\/top-10-pcb-bms-manufacturers-in-china-in-2022\/\" tabindex=\"-1\" >\n\t\t\t<div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Top-10-pcb-bms-manufacturers-in-China-in-2022-300x225.jpg\" class=\"attachment-medium size-medium wp-image-46617\" alt=\"Top 10 pcb bms manufacturers in China in 2022\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Top-10-pcb-bms-manufacturers-in-China-in-2022-300x225.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Top-10-pcb-bms-manufacturers-in-China-in-2022-768x576.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Top-10-pcb-bms-manufacturers-in-China-in-2022-600x450.jpg 600w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/07\/Top-10-pcb-bms-manufacturers-in-China-in-2022.jpg 1000w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div>\n\t\t<\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<div class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.takomabattery.com\/fr\/top-10-pcb-bms-manufacturers-in-china-in-2022\/\" >\n\t\t\t\tTop 10 pcb bms manufacturers in China in 2022\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-post__meta-data\">\n\t\t\t\t\t<span class=\"elementor-post-date\">\n\t\t\tjuillet 16, 2022\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-28846 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-news category-best-list category-electric-car-battery category-lithium-ion-battery-industry category-lithium-iron-phosphate-battery category-rechargeable-lithium-batteries category-ternary-lithium-battery tag-battery tag-battery-cell tag-byd tag-catl tag-lithium-battery tag-lithium-ion-battery tag-new-energy-vehicle tag-power-battery tag-tesla\" role=\"listitem\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.takomabattery.com\/fr\/top-10-lithium-ion-battery-manufacturers-in-china\/\" tabindex=\"-1\" >\n\t\t\t<div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/Top-10-lithium-ion-battery-manufacturers-in-China-300x225.jpg\" class=\"attachment-medium size-medium wp-image-28907\" alt=\"Top 10 lithium ion battery manufacturers in China\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/Top-10-lithium-ion-battery-manufacturers-in-China-300x225.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/Top-10-lithium-ion-battery-manufacturers-in-China-768x576.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/Top-10-lithium-ion-battery-manufacturers-in-China-600x450.jpg 600w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/Top-10-lithium-ion-battery-manufacturers-in-China.jpg 1000w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div>\n\t\t<\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<div class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.takomabattery.com\/fr\/top-10-lithium-ion-battery-manufacturers-in-china\/\" >\n\t\t\t\tTop 10 lithium ion battery manufacturers in China\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-post__meta-data\">\n\t\t\t\t\t<span class=\"elementor-post-date\">\n\t\t\tnovembre 24, 2021\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-28625 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-materials category-lithium-ion-battery-industry category-lithium-ion-battery-knowledge category-lithium-ion-battery-safety tag-battery tag-battery-cell tag-energy tag-lithium-battery tag-lithium-ion-battery\" role=\"listitem\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.takomabattery.com\/fr\/how-to-test-a-battery-all-about-lithium-battery-test\/\" tabindex=\"-1\" >\n\t\t\t<div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/How-to-test-a-battery-All-about-lithium-battery-test-300x225.jpg\" class=\"attachment-medium size-medium wp-image-28626\" alt=\"How to test a battery All about lithium battery test\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/How-to-test-a-battery-All-about-lithium-battery-test-300x225.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/How-to-test-a-battery-All-about-lithium-battery-test-768x576.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/How-to-test-a-battery-All-about-lithium-battery-test-600x450.jpg 600w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/How-to-test-a-battery-All-about-lithium-battery-test.jpg 1000w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div>\n\t\t<\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<div class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.takomabattery.com\/fr\/how-to-test-a-battery-all-about-lithium-battery-test\/\" >\n\t\t\t\tHow to test a battery? All about lithium battery test\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-post__meta-data\">\n\t\t\t\t\t<span class=\"elementor-post-date\">\n\t\t\tnovembre 19, 2021\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/article>\n\t\t\t\t<\/div>\n\t\t\n\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<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Qu'est-ce qu'un compteur de batterie et sa classification Dans le domaine des puces de gestion de batterie, il existe trois cat\u00e9gories de puces de compteur de batterie, de puces de s\u00e9curit\u00e9 de la batterie et de puces de gestion de la charge. La puce de mesure de la batterie recueille des informations sur la batterie et calcule la charge.  Table des mati\u00e8res https:\/\/www.youtube.com\/watch?v=7GO5jydFfJM Elle peut mesurer et signaler de nombreux aspects cl\u00e9s de la batterie.<\/p>","protected":false},"author":2,"featured_media":48155,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1,180,151],"tags":[7,117,130,153],"class_list":["post-48121","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-battery-materials","category-battery-thermal-management-system","category-lithium-ion-battery-knowledge","tag-battery","tag-battery-cell","tag-lithium-battery","tag-lithium-ion-battery"],"modified_by":"greeny","_links":{"self":[{"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/posts\/48121","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/comments?post=48121"}],"version-history":[{"count":0,"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/posts\/48121\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/media\/48155"}],"wp:attachment":[{"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/media?parent=48121"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/categories?post=48121"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/tags?post=48121"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}