{"id":2382,"date":"2025-09-10T11:09:14","date_gmt":"2025-09-10T03:09:14","guid":{"rendered":"https:\/\/www.dhtchamber.com\/?p=2382"},"modified":"2025-09-16T09:23:38","modified_gmt":"2025-09-16T01:23:38","slug":"applications-of-thermal-shock-chambers-in-testing-new-energy-vehicle-components","status":"publish","type":"post","link":"https:\/\/www.dhtchamber.com\/fr\/applications-of-thermal-shock-chambers-in-testing-new-energy-vehicle-components\/","title":{"rendered":"Applications des chambres de choc thermique dans les tests des composants des v\u00e9hicules \u00e0 nouvelle \u00e9nergie"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"2382\" class=\"elementor elementor-2382\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3ea488af e-flex e-con-boxed e-con e-parent\" data-id=\"3ea488af\" data-element_type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6e4749c1 elementor-widget elementor-widget-text-editor\" data-id=\"6e4749c1\" 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<div data-page-id=\"VeEKdQ2QBo2NgvxaK3kcXnSInLg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"true\"><h3 class=\"heading-3 ace-line old-record-id-UJVjdQTJgohMDFxeVRMcGu35nib\">What Is a Thermal Shock Chamber?<\/h3><div class=\"ace-line ace-line old-record-id-MnA5dFh6to6dgWxxgCLcJDQlnjc\">A <a href=\"https:\/\/www.dhtchamber.com\/fr\/thermal-shock-test-chamber\/\">En tant que composant le plus critique d'une chambre de choc thermique, la sant\u00e9 du compresseur a un impact direct sur la stabilit\u00e9 du syst\u00e8me et le co\u00fbt total du cycle de vie. Alors, comment r\u00e9duire l'usure du compresseur ? Comment optimiser les strat\u00e9gies de contr\u00f4le pour \u00e9viter efficacement les cycles de d\u00e9marrage-arr\u00eat inutiles ?<\/a> is a specialized environmental test system designed to rapidly alternate test samples between high- and low-temperature zones within a very short period of time. Typically built with a two-zone or three-zone design, the chamber uses either a mechanical transfer arm or an advanced air circulation system to quickly shift samples between temperature extremes. This process effectively simulates the sudden temperature variations that products experience in real-world applications.<\/div><div class=\"ace-line ace-line old-record-id-UO4Ad3N8xoFTtNxqQoRcdPjwnBE\">The core functions of a thermal shock test chamber include:<\/div><ul class=\"list-bullet1\"><li class=\"ace-line ace-line old-record-id-Rw9td2NV7ojfd6xKsxFcmZmmnEb\" data-list=\"bullet\"><div><strong>Transition Rapide de Temp\u00e9rature<\/strong> \u2013 Achieves high-to-low or low-to-high temperature changes within seconds to minutes.<\/div><\/li><li class=\"ace-line ace-line old-record-id-W9yGdD5eoo1aBBxqCOnc3pmCnzf\" data-list=\"bullet\"><div><strong>Accelerated Stress Verification<\/strong> \u2013 Repeated thermal cycling exposes micro-cracks, solder joint fatigue, and seal degradation caused by thermal expansion and contraction.<\/div><\/li><li class=\"ace-line ace-line old-record-id-AB7ldCX0eosMioxusaUclGIZnMb\" data-list=\"bullet\"><div><strong>Test de fiabilit\u00e9<\/strong> \u2013 Provides predictive insights into product stability, service life, and performance under extreme operating conditions.<\/div><\/li><\/ul><div class=\"ace-line ace-line old-record-id-B3MTdJnM0ozBBBxHjfrcGQeWnCe\">For the new energy vehicle (NEV) industry, these testing capabilities are crucial. Key systems such as batteries, power electronics, and drive units must consistently perform in harsh environments to ensure safety and reliability.<\/div><h3 class=\"heading-3 ace-line old-record-id-V4ZSd9t02oRLUixl6SacbtDXnbg\">Applications of Thermal Shock Testing in NEV Components<\/h3><ol class=\"ace-line ace-line old-record-id-FYcKdwMvLohyrsx4s5KcRJd7nVh\" start=\"1\"><li data-list=\"number\"><h4 class=\"heading-4\">Power Battery Systems<\/h4><\/li><\/ol><div class=\"ace-line ace-line old-record-id-E8i3dgBKsomeOCxbJMDcPLbpnRf\">Power batteries are at the heart of NEVs, and their safety and reliability directly affect overall vehicle performance. During operation, batteries undergo frequent charge\u2013discharge cycles and face temperature fluctuations, such as cold starts in winter or high-temperature charging in summer.<\/div><ul class=\"list-bullet1\"><li class=\"ace-line ace-line old-record-id-DoLPdq124ozZtBx0pQucQiMFnng\" data-list=\"bullet\"><div><strong>Testing Objective<\/strong>: Assess the electrochemical stability, mechanical strength, and insulation performance of cells and modules under extreme thermal stress.<\/div><\/li><li class=\"ace-line ace-line old-record-id-Vq0Ydh5swoPg2QxEBFHcXEsansc\" data-list=\"bullet\"><div><strong>Typical Application<\/strong>: A thermal shock test chamber can simulate rapid cycling between \u201340\u00b0C and +100\u00b0C or higher. Such tests reveal potential risks including micro-cracks in housing welds, separator shrinkage, tab joint fatigue, and insulation failures\u2014critical data for structural and material optimization.<\/div><\/li><li class=\"ace-line ace-line old-record-id-Lt8WdLJaeoI0drxCd2UczkgMnhh\" data-list=\"bullet\"><div><strong>Valeur<\/strong>: Supports compliance with safety standards such as GB\/T 31485 for traction batteries, while reducing the risk of costly product recalls.<\/div><\/li><\/ul><ol class=\"ace-line ace-line old-record-id-WCEWdHvlioTdz1xnJLxcTfLTnWf\" start=\"2\"><li data-list=\"number\"><h4 class=\"heading-4\">Power Electronics (MCU, BMS, Inverters, etc.)<\/h4><\/li><\/ol><div class=\"ace-line ace-line old-record-id-MPo8dRndjoUNUoxwk3Cct1ndnqb\">The electronic control system\u2014often described as the \u201cbrain\u201d of the NEV\u2014comprises hundreds of components. Circuit boards, solder joints, and semiconductors are especially vulnerable to stress fatigue under rapid thermal changes.<\/div><ul class=\"list-bullet1\"><li class=\"ace-line ace-line old-record-id-CE60dnbrAoYXpJxorpXcjKUFnkc\" data-list=\"bullet\"><div><strong>Testing Objective<\/strong>: Validate the thermal cycling reliability of printed circuit boards (PCBs), solder joints, and power modules.<\/div><\/li><li class=\"ace-line ace-line old-record-id-FiEWdYSl0ofXoKxGGbhcqDI7neh\" data-list=\"bullet\"><div><strong>Typical Application<\/strong>: <strong>Thermal shock testing<\/strong> quickly exposes latent defects such as cold solder joints, tin cracks, solder fatigue, and semiconductor degradation. Failures in a BMS motherboard, for example, could disable essential battery protection, posing significant safety risks.<\/div><\/li><li class=\"ace-line ace-line old-record-id-XqChdh00sojgtyxL1P5c3kSkndh\" data-list=\"bullet\"><div><strong>Valeur<\/strong>: Ensures electronic controls operate with precision and stability even in climates that alternate between freezing cold and scorching heat.<\/div><\/li><\/ul><ol class=\"ace-line ace-line old-record-id-W6pCdMrfgoWAuDxOSO9caEGgnVj\" start=\"3\"><li data-list=\"number\"><h4 class=\"heading-4\">Electric Motors and Drive Systems<\/h4><\/li><\/ol><div class=\"ace-line ace-line old-record-id-DEm0dUODHoiZ6dxINPMcPgFRnxg\">Electric motors in NEVs operate under continuous high load, meaning windings, magnets, bearings, and seals must withstand combined thermal, mechanical, and environmental stresses.<\/div><ul class=\"list-bullet1\"><li class=\"ace-line ace-line old-record-id-OlkKd2WGhoagrcxNxFgcZl2NnZf\" data-list=\"bullet\"><div><strong>Testing Objective<\/strong>: Verify insulation endurance, magnetic stability, and seal reliability under alternating hot and cold conditions.<\/div><\/li><li class=\"ace-line ace-line old-record-id-DbpSda7Nkomj8HxCaikcX1DJn8Y\" data-list=\"bullet\"><div><strong>Typical Application<\/strong>: In thermal shock chambers, motors are cycled from subzero to elevated temperatures. This reveals potential issues such as winding enamel degradation, demagnetization due to stress, and seal failures that could cause leaks.<\/div><\/li><li class=\"ace-line ace-line old-record-id-J0YRdW7nEo4JVfxY5YLcw8Rzn0g\" data-list=\"bullet\"><div><strong>Valeur<\/strong>: Guarantees that motors maintain high efficiency and durability even under long-term, extreme climate conditions.<\/div><\/li><\/ul><ol class=\"ace-line ace-line old-record-id-BwTXdBZ2RoFoErxCJNocrw2XnZe\" start=\"4\"><li data-list=\"number\"><h4 class=\"heading-4\">Onboard Sensors and Electronic Components<\/h4><\/li><\/ol><div class=\"ace-line ace-line old-record-id-E6ILdzzkUon5y8xdSzmcEQ8SnKc\">NEVs integrate a variety of intelligent sensors and electronic devices\u2014such as cameras, millimeter-wave radars, and temperature sensors\u2014that are critical for vehicle safety and autonomous driving functions.<\/div><ul class=\"list-bullet1\"><li class=\"ace-line ace-line old-record-id-Wt0CdMWrFo3rnYxdDYHcBT8sndc\" data-list=\"bullet\"><div><strong>Testing Objective<\/strong>: Evaluate sensor signal stability, accuracy, and responsiveness under thermal stress.<\/div><\/li><li class=\"ace-line ace-line old-record-id-Scihd6RLJo4qxGxc5YdcDV51nxa\" data-list=\"bullet\"><div><strong>Typical Application<\/strong>: By simulating conditions such as transitioning from summer heat exposure into a cold tunnel, thermal shock testing verifies whether signals remain stable without delays or drifts.<\/div><\/li><li class=\"ace-line ace-line old-record-id-POMgdqmuBoyribxbip7c55RMnBb\" data-list=\"bullet\"><div><strong>Valeur<\/strong>: Ensures advanced driver-assistance systems (ADAS) maintain reliable perception across diverse climate scenarios.<\/div><\/li><\/ul><h3 class=\"heading-2 ace-line old-record-id-MW0fdqVCgohKdsxlv8NciPHznah\">How to Choose the Right Thermal Shock Chamber for NEV Components<\/h3><div class=\"ace-line ace-line old-record-id-D6ELduHDBo0jSzxePQacxELenKd\">Because NEV components vary greatly in size and test requirements, selecting the right thermal shock test chamber is critical. Key factors to consider include:<\/div><ol class=\"list-number1\" start=\"1\"><li class=\"ace-line ace-line old-record-id-KmeEdvMKJonFJpx2smrcMDegntb\" data-list=\"number\"><div><strong>Temperature Range and Transfer Speed<\/strong> Ensure the chamber covers \u201370\u00b0C to +200\u00b0C with rapid switching capabilities, meeting the most demanding test conditions for batteries and electronics.<\/div><\/li><li class=\"ace-line ace-line old-record-id-PvfydZYRqonfxrxEnTYc1Nu2nFb\" data-list=\"number\"><div><strong>Test Capacity<\/strong> Choose a chamber volume that accommodates your specific samples, whether battery modules, complete motors, or electronic control boards. DHT\u00ae offers multiple chamber sizes for both small-scale R&amp;D and full-system testing.<\/div><\/li><li class=\"ace-line ace-line old-record-id-TRQwdZKMroQZCZxLn04cdDxwnqc\" data-list=\"number\"><div><strong>Accuracy and Stability<\/strong> Precise and repeatable control is essential for reliable results. DHT\u00ae thermal shock chambers use high-quality sensors and optimized airflow systems to guarantee uniform temperature distribution and repeatable data.<\/div><\/li><li class=\"ace-line ace-line old-record-id-KHvMdIC3foLf6VxNlwZcdJBVnve\" data-list=\"number\"><div><strong>Caract\u00e9ristiques de s\u00e9curit\u00e9<\/strong> Look for critical protections such as over-temperature cutoffs, emergency stop, power failure safeguards, and door interlocks\u2014particularly important in high-risk battery testing.<\/div><\/li><li class=\"ace-line ace-line old-record-id-Fz3XdJh8eogCMYxnCZkc3RPtnpd\" data-list=\"number\"><div><strong>Support technique<\/strong> A chamber purchase is not only about hardware but also about gaining a complete testing solution. Beyond supplying thermal shock chambers, DHT\u00ae provides test method consultation, maintenance training, and after-sales support to ensure efficient and effective reliability validation.<\/div><\/li><\/ol><div class=\"old-record-id-CghqdIIGFoUoqwxnvXXcvoHLnlb\" data-type=\"sheet\"><table><colgroup> <col width=\"189\" \/> <col width=\"215\" \/> <col width=\"184\" \/><\/colgroup><tbody><tr><td colspan=\"3\">DHT\u00ae Mini Thermal Shock Test Chamber(Two-Zone)<\/td><\/tr><tr><td>TemperatureChamberModel<\/td><td>Mod\u00e8le<\/td><td>DHTT-27-M<\/td><\/tr><tr><td>Working Room Volume<\/td><td>L<\/td><td data-sheet-value=\"27\">27<\/td><\/tr><tr><td>Plage de temp\u00e9rature<\/td><td>\u2103<\/td><td>(Pre-heating)+180<br \/>(Pre-cooling)-65<\/td><\/tr><tr><td>ThermaShock Range<\/td><td>\u2103<\/td><td>(-40,-50,-60)~+(+80,+120,+150)<\/td><\/tr><tr><td>Heating Rate<\/td><td>\u00b0C\/min<\/td><td>2.0~4.0<\/td><\/tr><tr><td>CoolingRate<\/td><td>\u00b0C\/min<\/td><td>0.7~3.5<\/td><\/tr><tr><td>Fluctuation de la temp\u00e9rature<\/td><td>\u2103<\/td><td>\u00b10,1~\u00b10,5<\/td><\/tr><tr><td>Temperature Uniformity<\/td><td>\u2103<\/td><td>0.5~2.0<\/td><\/tr><tr><td>Testing Mode<\/td><td colspan=\"2\">Lift-and-shift switching<\/td><\/tr><tr><td>Temps de transfert<\/td><td>S<\/td><td>&lt;15<\/td><\/tr><tr><td>Transfer Mode<\/td><td colspan=\"2\">Pneumatique<\/td><\/tr><tr><td>Tempearture Recovering Time<\/td><td>min<\/td><td data-sheet-value=\"5\">5<\/td><\/tr><tr><td rowspan=\"3\">Internal Dimensions<\/td><td>W(mm)<\/td><td data-sheet-value=\"300\">300<\/td><\/tr><tr><td>D(mm)<\/td><td data-sheet-value=\"300\">300<\/td><\/tr><tr><td>H(mm)<\/td><td data-sheet-value=\"300\">300<\/td><\/tr><tr><td rowspan=\"3\">External Dimensions<\/td><td>W(mm)<\/td><td data-sheet-value=\"500\">500<\/td><\/tr><tr><td>D(mm)<\/td><td data-sheet-value=\"1100\">1100<\/td><\/tr><tr><td>H(mm)<\/td><td data-sheet-value=\"1330\">1330<\/td><\/tr><tr><td>Cooling Mode<\/td><td colspan=\"2\">Refroidissement de l'air<\/td><\/tr><tr><td>Power Voltage<\/td><td colspan=\"2\">220V\u00b110%,50~60Hz<\/td><\/tr><tr><td>Puissance nominale<\/td><td colspan=\"2\">5kW<\/td><\/tr><\/tbody><\/table><\/div><h3 class=\"heading-2 ace-line old-record-id-PsApdOKxjoK4TxxfpAocwgTRnEe\">Conclusion<\/h3><div class=\"ace-line ace-line old-record-id-JdqEdOg7TogTe8xJb4uczDShnTd\">For new energy vehicle manufacturers, selecting a high-performance and reliable thermal shock test chamber is not only essential for meeting quality certification standards but also a key strategy for enhancing market competitiveness and brand reputation.<\/div><div class=\"ace-line ace-line old-record-id-Iz3Wd4mmYo4Dm7xOBUuc4qZfn3b\">As a specialist in environmental testing equipment, DHT\u00ae offers a wide range of thermal shock chambers, including both dual-zone and tri-zone configurations, designed to accurately meet the testing requirements of NEV components under extreme temperature variations. If you are looking for a high-performance thermal shock chamber or seeking expert guidance on testing and maintenance solutions, the DHT\u00ae professional team is ready to assist. We provide solid support for your NEV product development and quality assurance efforts.<\/div><\/div>\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-4d43b5b e-flex e-con-boxed e-con e-parent\" data-id=\"4d43b5b\" data-element_type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-996e80b elementor-widget elementor-widget-button\" data-id=\"996e80b\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.dhtchamber.com\/fr\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Get a Quote Now<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\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\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Qu'est-ce qu'une Chambre de Choc Thermique ? Une chambre de choc thermique est un syst\u00e8me de test environnemental sp\u00e9cialis\u00e9 con\u00e7u pour alterner rapidement des \u00e9chantillons de test entre des zones de haute et de basse temp\u00e9rature sur une tr\u00e8s courte p\u00e9riode de temps. G\u00e9n\u00e9ralement construite selon un design \u00e0 deux zones ou trois zones, la chambre utilise soit un bras de transfert m\u00e9canique, soit une circulation d'air avanc\u00e9e [\u2026]<\/p>","protected":false},"author":1,"featured_media":2126,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[6,11],"tags":[],"class_list":["post-2382","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-industry-solutions"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.dhtchamber.com\/fr\/wp-json\/wp\/v2\/posts\/2382","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dhtchamber.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dhtchamber.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dhtchamber.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dhtchamber.com\/fr\/wp-json\/wp\/v2\/comments?post=2382"}],"version-history":[{"count":0,"href":"https:\/\/www.dhtchamber.com\/fr\/wp-json\/wp\/v2\/posts\/2382\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dhtchamber.com\/fr\/wp-json\/wp\/v2\/media\/2126"}],"wp:attachment":[{"href":"https:\/\/www.dhtchamber.com\/fr\/wp-json\/wp\/v2\/media?parent=2382"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dhtchamber.com\/fr\/wp-json\/wp\/v2\/categories?post=2382"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dhtchamber.com\/fr\/wp-json\/wp\/v2\/tags?post=2382"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}