{"id":6029,"date":"2023-04-20T01:31:51","date_gmt":"2023-04-20T01:31:51","guid":{"rendered":"https:\/\/doncenmotor.com\/?p=6029"},"modified":"2025-03-13T07:11:27","modified_gmt":"2025-03-13T07:11:27","slug":"12v-or-24v-exploring-the-impact-of-voltage-on-motor-performance","status":"publish","type":"post","link":"https:\/\/doncenmotor.com\/fr\/12v-or-24v-exploring-the-impact-of-voltage-on-motor-performance\/","title":{"rendered":"Moteur 12 V ou 24 V CC\u00a0? Exploration de l&#039;impact de la tension sur les performances du moteur\u00a0?"},"content":{"rendered":"<h2 class=\"wp-block-heading\"><strong>Quelle est la tension d&#039;un moteur \u00e0 courant continu ?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Comment comparer un moteur CC 12 V et 24 V\u00a0? Tout d&#039;abord, il faut savoir que la tension du moteur correspond \u00e0 la diff\u00e9rence de potentiel de l&#039;alimentation. \u00c9galement appel\u00e9e tension de fonctionnement ou tension d&#039;alimentation, elle est le principal facteur d&#039;entra\u00eenement du rotor dans la plage de tension nominale du moteur.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/doncenmotor.com\/wp-content\/uploads\/2025\/01\/\u6b63\u9f7f\u8f6e\u7206\u70b8-1024x576.jpg\" alt=\"\" class=\"wp-image-7682\" srcset=\"https:\/\/doncenmotor.com\/wp-content\/uploads\/2025\/01\/\u6b63\u9f7f\u8f6e\u7206\u70b8-1024x576.jpg 1024w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2025\/01\/\u6b63\u9f7f\u8f6e\u7206\u70b8-300x169.jpg 300w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2025\/01\/\u6b63\u9f7f\u8f6e\u7206\u70b8-768x432.jpg 768w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2025\/01\/\u6b63\u9f7f\u8f6e\u7206\u70b8-1536x864.jpg 1536w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2025\/01\/\u6b63\u9f7f\u8f6e\u7206\u70b8-1200x675.jpg 1200w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2025\/01\/\u6b63\u9f7f\u8f6e\u7206\u70b8-600x338.jpg 600w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2025\/01\/\u6b63\u9f7f\u8f6e\u7206\u70b8.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>Structure de base du moteur \u00e0 courant continu<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">En g\u00e9n\u00e9ral, la tension nominale d&#039;un moteur correspond \u00e0 la plage de tension d&#039;alimentation sp\u00e9cifi\u00e9e lors de sa conception. Le moteur peut fonctionner normalement et fournir sa puissance nominale dans cette plage. Un d\u00e9passement de cette plage entra\u00eene une surcharge. Un fonctionnement prolong\u00e9 en surcharge entra\u00eene une surchauffe du moteur et endommage sa bobine.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"430\" height=\"420\" src=\"https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/Motor-voltage-EMF.gif\" alt=\"Motor voltage EMF\" class=\"wp-image-8684\"\/><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\"><strong>Tension nominale du moteur \u00e0 courant continu<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Conception de tension :<\/strong> DONCEN calculera la plage de tension nominale lors de la conception<a href=\"https:\/\/doncenmotor.com\/fr\/dc-motor\/\"> moteurs \u00e0 courant continu<\/a>La conception de la tension nominale doit tenir compte de la puissance nominale du moteur, de sa vitesse nominale et de la r\u00e9sistance thermique du fil \u00e9maill\u00e9. Par ailleurs, une utilisation en surcharge de courte dur\u00e9e doit \u00e9galement \u00eatre prise en compte lors de la conception.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Test de plage de tension : <\/strong>Selon les param\u00e8tres de conception du moteur, le test de charge du moteur peut aider \u00e0 confirmer la plage de tension nominale du moteur.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/IMG_8459-1024x683.jpg\" alt=\"Motor Test\" class=\"wp-image-8685\" style=\"aspect-ratio:4\/3;object-fit:cover;width:400px\" srcset=\"https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/IMG_8459-1024x683.jpg 1024w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/IMG_8459-300x200.jpg 300w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/IMG_8459-768x512.jpg 768w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/IMG_8459-1536x1024.jpg 1536w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/IMG_8459-2048x1366.jpg 2048w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/IMG_8459-1200x800.jpg 1200w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/IMG_8459-600x400.jpg 600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">Moteur 12 V ou 24 V CC\u00a0? Quel est l&#039;impact de la tension sur les performances du moteur\u00a0?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Hypoth\u00e8ses de base<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Courant nominal \u00e0 12 V :<\/strong> 1A<\/li>\n\n\n\n<li><strong>Couple nominal \u00e0 12 V :<\/strong> 2 mN\u00b7m<\/li>\n\n\n\n<li><strong>Vitesse nominale \u00e0 12 V :<\/strong> 3000 tr\/min<\/li>\n\n\n\n<li><strong>Tension \u00e0 12V :<\/strong> 12V<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>La vitesse est proportionnelle \u00e0 la tension :<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">$$<br>N \\propto V<br>$$<br>Ainsi:<br>$$<br>N_{24V} = 2 \\fois N_{12V}<br>$$<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Le couple est proportionnel au courant :<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">$$<br>T \\propto I<br>$$<br>\u00c9tant donn\u00e9 que la charge reste inchang\u00e9e :<br>$$<br>I_{24V} = I_{12V}<br>$$<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Calcul de puissance :<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">$$<br>P = T \\fois \\om\u00e9ga<br>$$<br>o\u00f9:<br>$$<br>\\om\u00e9ga = \\frac{2\\pi N}{60}<br>$$<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Param\u00e8tres calcul\u00e9s<\/strong><\/h4>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Calcul de la puissance nominale<\/strong><\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">\u00c0 12 V :<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">$$<br>P_{12V} = 0,002 \\fois \\frac{2\\pi \\fois 3000}{60}<br>$$<br>$$<br>P_{12V} = 0,002 \\fois 314,16 = 0,628W<br>$$<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u00c0 24 V :<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">$$<br>P_{24V} = 0,002 \\fois \\frac{2\\pi \\fois 6000}{60}<br>$$<br>$$<br>P_{24V} = 0,002 \\fois 628,32 = 2,512W<br>$$<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ainsi, <strong>la puissance double lorsque la tension augmente<\/strong> depuis <strong>12V \u00e0 24V<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Tableau de comparaison final<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Param\u00e8tre<\/th><th><strong>12V<\/strong><\/th><th><strong>24 V<\/strong><\/th><th><strong>Changement<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Tension nominale<\/strong><\/td><td>12V<\/td><td>24 V<\/td><td><strong>2\u00d7<\/strong><\/td><\/tr><tr><td><strong>Vitesse nominale <\/strong><\/td><td>3000 tr\/min<\/td><td>6000 tr\/min<\/td><td><strong>2\u00d7<\/strong><\/td><\/tr><tr><td><strong>Courant nominal <\/strong><\/td><td>1A<\/td><td>1A<\/td><td><strong>Aucun changement<\/strong><\/td><\/tr><tr><td><strong>Couple nominal <\/strong><\/td><td>2 mN\u00b7m<\/td><td>2 mN\u00b7m<\/td><td><strong>Aucun changement<\/strong><\/td><\/tr><tr><td><strong>Puissance nominale <\/strong><\/td><td>0,628 W<\/td><td>2,512 W<\/td><td><strong>4\u00d7<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Conclusions<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Doubles de vitesse nominale<\/strong> lorsque la tension augmente.<\/li>\n\n\n\n<li><strong>Le courant nominal reste le m\u00eame<\/strong> pour la m\u00eame charge de couple.<\/li>\n\n\n\n<li><strong>Le couple nominal reste inchang\u00e9<\/strong> parce que cela d\u00e9pend du courant.<\/li>\n\n\n\n<li><strong>La puissance nominale double<\/strong> \u00e0 mesure que la vitesse augmente tandis que le couple reste constant.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u00c9quations cl\u00e9s<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">$$<br>N_{24V} = 2 \\fois N_{12V}<br>$$<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">$$<br>P_{24V} = 2 \\fois P_{12V}<br>$$<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">$$<br>T_{24V} = T_{12V}<br>$$<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">$$<br>I_{24V} = I_{12V}<br>$$<br><br><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Rapport de test PG36555 24 V vs 12 V <\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">La tension couramment utilis\u00e9e des micro-moteurs \u00e0 courant continu est g\u00e9n\u00e9ralement de 12 V ou 24 V. Par cons\u00e9quent, nous choisissons ces deux param\u00e8tres comme comparaison de tension.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nous choisissons <strong>PG36555 24 V R\u00e9gime nominal 6\u00a0000 Rapport de d\u00e9multiplication 1:50,9\u00a0K <\/strong>  Exemple de moteur. Nous allons effectuer un test moteur sous 12 V et 24 V pour un m\u00eame moteur.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Voici le r\u00e9sultat :<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"724\" src=\"https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/20200104-PG36555123000-50.9K_00-1024x724.png\" alt=\"\" class=\"wp-image-6036\" srcset=\"https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/20200104-PG36555123000-50.9K_00-1024x724.png 1024w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/20200104-PG36555123000-50.9K_00-300x212.png 300w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/20200104-PG36555123000-50.9K_00-768x543.png 768w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/20200104-PG36555123000-50.9K_00-1536x1086.png 1536w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/20200104-PG36555123000-50.9K_00.png 1559w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"724\" src=\"https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/20230216-PG36555246000-50.9K_00-1024x724.png\" alt=\"\" class=\"wp-image-6035\" srcset=\"https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/20230216-PG36555246000-50.9K_00-1024x724.png 1024w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/20230216-PG36555246000-50.9K_00-300x212.png 300w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/20230216-PG36555246000-50.9K_00-768x543.png 768w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/20230216-PG36555246000-50.9K_00-1536x1086.png 1536w, https:\/\/doncenmotor.com\/wp-content\/uploads\/2023\/04\/20230216-PG36555246000-50.9K_00.png 1559w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Moteur PG36555\u00a0: analyse des performances r\u00e9elles et th\u00e9oriques<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les donn\u00e9es de test du <strong>Moteur PG36555 \u00e0 12V et 24V<\/strong> montrent quelques \u00e9carts par rapport aux attentes th\u00e9oriques. Voici un <strong>d\u00e9composition simple<\/strong> des diff\u00e9rences et des raisons qui les sous-tendent.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Param\u00e8tre<\/strong><\/th><th><strong>12 V (mesur\u00e9)<\/strong><\/th><th><strong>24 V (mesur\u00e9)<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Tension (V)<\/strong><\/td><td>12V<\/td><td>24 V<\/td><\/tr><tr><td><strong>Vitesse (tr\/min)<\/strong><\/td><td>45.4<\/td><td>103.5<\/td><\/tr><tr><td><strong>Courant (A)<\/strong><\/td><td>0,72 A<\/td><td>0,858 A<\/td><\/tr><tr><td><strong>Puissance (W)<\/strong><\/td><td>2,855 W<\/td><td>9,751 W<\/td><\/tr><tr><td><strong>Couple (Nm)<\/strong><\/td><td>0,6 Nm<\/td><td>0,9 Nm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. Mise \u00e0 l&#039;\u00e9chelle de la vitesse (l\u00e9g\u00e8rement sup\u00e9rieure aux attentes)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Th\u00e9orie:<\/strong> La vitesse devrait <strong>double<\/strong> avec tension \u2192 <\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">$$<br>N_{24V} = 2 \\fois N_{12V}<br>$$<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>R\u00e9el:<\/strong> Vitesse augment\u00e9e <strong>2,28\u00d7 au lieu de 2\u00d7<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udd39 <strong>Pourquoi?<\/strong><br>\u2705 Le couple de charge r\u00e9duit permet une vitesse l\u00e9g\u00e8rement plus \u00e9lev\u00e9e.<br>\u2705 Chute de r\u00e9sistance d&#039;armature inf\u00e9rieure \u00e0 24 V.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. Mise \u00e0 l&#039;\u00e9chelle de la puissance (inf\u00e9rieure aux pr\u00e9visions)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Th\u00e9orie:<\/strong> Le pouvoir devrait <strong>augmenter 4\u00d7<\/strong> \u2192 <\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">$$<br>P_{24V} = 4 \\fois P_{12V}<br>$$<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>R\u00e9el:<\/strong> Puissance augment\u00e9e <strong>3,42\u00d7 au lieu de 4\u00d7<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udd39 <strong>Pourquoi?<\/strong><br>\u26a0\ufe0f Augment\u00e9 <strong>pertes de fer<\/strong> (courants de Foucault et hyst\u00e9r\u00e9sis) \u00e0 vitesse plus \u00e9lev\u00e9e.<br>\u26a0\ufe0f Plus haut <strong>pertes par frottement et par enroulement<\/strong> dans le moteur et la bo\u00eete de vitesses.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. Mise \u00e0 l&#039;\u00e9chelle actuelle (l\u00e9g\u00e8rement sup\u00e9rieure aux pr\u00e9visions)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Th\u00e9orie:<\/strong> Le courant devrait <strong>reste le m\u00eame<\/strong> \u2192 <\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">$$<br>I_{24V} = I_{12V}<br>$$<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>R\u00e9el:<\/strong> Courant augment\u00e9 <strong>1,19\u00d7 au lieu de 1\u00d7<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udd39 <strong>Pourquoi?<\/strong><br>\u26a0\ufe0f Plus <strong>pertes de noyau<\/strong> \u00e0 24 V, un courant suppl\u00e9mentaire est n\u00e9cessaire.<br>\u26a0\ufe0f Suppl\u00e9mentaire <strong>frottement et tra\u00een\u00e9e d&#039;air<\/strong> dans le syst\u00e8me.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. Mise \u00e0 l&#039;\u00e9chelle du couple (plus \u00e9lev\u00e9e que pr\u00e9vu)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Th\u00e9orie:<\/strong> Le couple doit <strong>reste le m\u00eame<\/strong> \u2192 <\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">$$<br>T_{24V} = T_{12V}<br>$$<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>R\u00e9el:<\/strong> Couple augment\u00e9 <strong>1,5\u00d7 au lieu de 1\u00d7<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udd39 <strong>Pourquoi?<\/strong><br>\u2705 Une efficacit\u00e9 sup\u00e9rieure \u00e0 24 V signifie <strong>meilleure conversion puissance-couple<\/strong>.<br>\u2705 Un comportement de charge non lin\u00e9aire peut <strong>exiger plus de couple \u00e0 vitesse plus \u00e9lev\u00e9e<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>5. Am\u00e9lioration de l&#039;efficacit\u00e9 \u00e0 24 V<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Tension<\/th><th><strong>Efficacit\u00e9 du moteur<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>12V<\/strong><\/td><td>33%<\/td><\/tr><tr><td><strong>24 V<\/strong><\/td><td>47%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udd39 <strong>Pourquoi?<\/strong><br>\u2705 Moins <strong>perte de cuivre par rapport \u00e0 la puissance totale \u00e0 24 V<\/strong>.<br>\u2705 Mieux <strong>rapport couple\/courant<\/strong>.<br>\u26a0\ufe0f Mais <strong>les pertes en fer augmentent<\/strong>, limitant les gains d\u2019efficacit\u00e9.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Conclusion : pourquoi les donn\u00e9es r\u00e9elles diff\u00e8rent-elles ?<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Attente<\/strong><\/th><th><strong>Donn\u00e9es r\u00e9elles<\/strong><\/th><th><strong>Pourquoi la diff\u00e9rence ?<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Vitesse<\/strong> 2\u00d72\u00d72\u00d7<\/td><td><strong>2,28\u00d7<\/strong><\/td><td>Couple de charge r\u00e9duit, chute IRIRIR plus faible.<\/td><\/tr><tr><td><strong>Pouvoir<\/strong> 4\u00d74\u00d74\u00d7<\/td><td><strong>3,42\u00d7<\/strong><\/td><td>Fer, frottement, pertes par vent.<\/td><\/tr><tr><td><strong>Actuel<\/strong> 1\u00d71\u00d71\u00d7<\/td><td><strong>1,19\u00d7<\/strong><\/td><td>Pertes de noyau suppl\u00e9mentaires.<\/td><\/tr><tr><td><strong>Couple<\/strong> 1\u00d71\u00d71\u00d7<\/td><td><strong>1,5\u00d7<\/strong><\/td><td>Meilleure efficacit\u00e9, changement de charge possible.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Conclusion finale :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Le fonctionnement en 24 V est plus efficace<\/strong> mais <strong>les pertes r\u00e9elles r\u00e9duisent les gains attendus<\/strong>.<\/li>\n\n\n\n<li><strong>La vitesse et le couple sont meilleurs que pr\u00e9vu<\/strong>, mais <strong>la puissance et le courant sont limit\u00e9s par les pertes<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Article not\u00e9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/doncenmotor.com\/fr\/motors-power-defination-and-how-to-calculate-motor-power\/\">Puissance du moteur\u00a0: d\u00e9finition et calcul<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/doncenmotor.com\/fr\/motor-torque-definition-how-to-calculate-motor-torque-and-torque-applications\/\">Couple moteur\u00a0: d\u00e9finition, comment calculer le couple moteur<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/doncenmotor.com\/fr\/motor-current-analysis-definitions-and-fundamental-principles\/\">Analyse du courant moteur\u00a0: d\u00e9finitions et principes fondamentaux<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Quelle est la tension d&#039;un moteur \u00e0 courant continu\u00a0? Comment comparer un moteur \u00e0 courant continu de 12\u00a0V et de 24\u00a0V\u00a0? Il faut d&#039;abord conna\u00eetre la tension du moteur, qui correspond \u00e0 la diff\u00e9rence de potentiel de l&#039;alimentation. \u00c9galement appel\u00e9e tension de fonctionnement ou tension d&#039;alimentation, elle est appel\u00e9e tension de fonctionnement. Dans la plage de tension nominale du moteur, [\u2026]<\/p>","protected":false},"author":1,"featured_media":8295,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-6029","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-motors-knowledfge"],"acf":[],"_links":{"self":[{"href":"https:\/\/doncenmotor.com\/fr\/wp-json\/wp\/v2\/posts\/6029","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/doncenmotor.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/doncenmotor.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/doncenmotor.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/doncenmotor.com\/fr\/wp-json\/wp\/v2\/comments?post=6029"}],"version-history":[{"count":22,"href":"https:\/\/doncenmotor.com\/fr\/wp-json\/wp\/v2\/posts\/6029\/revisions"}],"predecessor-version":[{"id":8920,"href":"https:\/\/doncenmotor.com\/fr\/wp-json\/wp\/v2\/posts\/6029\/revisions\/8920"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/doncenmotor.com\/fr\/wp-json\/wp\/v2\/media\/8295"}],"wp:attachment":[{"href":"https:\/\/doncenmotor.com\/fr\/wp-json\/wp\/v2\/media?parent=6029"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/doncenmotor.com\/fr\/wp-json\/wp\/v2\/categories?post=6029"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/doncenmotor.com\/fr\/wp-json\/wp\/v2\/tags?post=6029"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}