Mécatronique AUTO

IdrissKadiri1

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Title: Relais double étage
Author: IdrissKadiri1
Rating 5 of 5 Des:

Le relais est un accessoire électrique contenant un petit électro-aimant. Lorsque lui envoie un courant électrique d’une faible intensité, ...

<span style="background-color: white;"><span style="font-family: "georgia" , "times new roman" , serif;"><span style="font-size: 12px; line-height: 16.8px;">Le relais est un accessoire électrique contenant un petit électro-aimant. Lorsque lui envoie un courant électrique d’une faible</span><span style="font-size: 12px; line-height: 16.8px;"> intensité, cet électro-aimant actionne une sorte de petit interrupteur de meilleure qualité et de plus grande capacité que l’interrupteur d’or</span><span style="font-size: 12px; line-height: 16.8px;">igine.</span></span></span><br />
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<h2>
<span style="background-color: white;"><span style="font-family: "georgia" , "times new roman" , serif;"><span style="color: blue; font-size: large; line-height: 16.8px;">Principe de Fonctionnement </span></span></span></h2>
<span style="font-family: "georgia" , "times new roman" , serif;"><span style="background-color: white; color: blue; line-height: 16.8px;">Etat de Repos.</span></span><br />
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<span style="font-family: "georgia" , "times new roman" , serif;"><span style="background-color: white; font-family: "georgia" , "times new roman" , serif; line-height: 16.8px;">L’interrupteur est ouvert, aucun courant de puissance ne circule entre
les bornes 3 et 4. Mais un courant de puissance peut circuler entre les bornes
3 et 5. </span></span><br />
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<span style="color: blue; font-family: "georgia" , "times new roman" , serif;">Etat de Commande</span></div>
<span style="font-family: "georgia" , "times new roman" , serif;"><span style="background-color: white; line-height: 16.8px;"><br /></span></span>
<span style="font-family: "georgia" , "times new roman" , serif;"><span style="background-color: white; line-height: 16.8px;">Un courant de commande alimente la bobine ( bornes 1 et 2 ) qui génère un champ
d'attraction électromagnétique provocant la fermeture de l’interrupteur. Le courant de
puissance circule entre les bornes 3 et 4 vers le consommateur. </span></span><br />
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<span style="color: blue; font-family: Georgia, Times New Roman, serif;">Relais à deux étages avec diode de roue libre</span></div>
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<span style="font-family: Georgia, Times New Roman, serif;">La diode de protection du relais</span></div>
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Un circuit inductif ne doit pas être mis en
situation de rupture brutale de courant. C’est la
raison pour laquelle une diode de protection
(diode de roue libre) est montée en parallèle du
bobinage pour protéger la commande du relais </div>
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<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgaEZlzqw22vJ0SK5VEYOe91tLwI2u6UgQYhEIqD32dCihh4ISJ9qFqEcg-T5ygfr8x5fjZEEiJcBFHOBIw61mpjrsSZgdsVLayQ8YQtlWCi0u30FZUaEN-IN02c5t3HNBVL_bKdBGY2EDx/s1600/2.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="200" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgaEZlzqw22vJ0SK5VEYOe91tLwI2u6UgQYhEIqD32dCihh4ISJ9qFqEcg-T5ygfr8x5fjZEEiJcBFHOBIw61mpjrsSZgdsVLayQ8YQtlWCi0u30FZUaEN-IN02c5t3HNBVL_bKdBGY2EDx/s200/2.jpg" width="194" /></a></div>
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<span style="font-family: Georgia, Times New Roman, serif;">Norme des relais</span></div>
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<span style="font-family: Georgia, Times New Roman, serif;">Représenter le schéma d’un relais à deux étages avec diode de protection et positionner
le repère de chaque borne. </span></div>
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<span style="font-family: Georgia, Times New Roman, serif;">Norme DIN : relais Bosch ou Hella:</span></div>
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<span style="font-family: Georgia, Times New Roman, serif;"> Norme CEI : relais Valéo ou Cartier:</span><br />
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Relais double étage

Le relais est un accessoire électrique contenant un petit électro-aimant. Lorsque lui envoie un courant électrique d’une faible intensité, ...

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Relais Simple

IdrissKadiri1

Link Author

Title: Relais Simple
Author: IdrissKadiri1
Rating 5 of 5 Des:

Un Relais Simple est un organe électrique permettant de dissocier la partie puissance de la partie commande : il permet de protéger le ci...

<span style="font-family: "georgia" , "times new roman" , serif;"><span style="background-color: white; font-size: 14px; line-height: 22.4px;">Un </span><b style="background-color: white; font-size: 14px; line-height: 22.4px;">Relais Simple </b><span style="background-color: white;"><span style="font-size: 14px; line-height: 22.4px;"> est un organe électrique permettant de dissocier la partie puissance de la partie commande : il permet de protéger le circuit et de simplifier le câblage.</span></span></span><br />
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<h2>
<span style="color: blue;"><span style="background-color: white; font-family: "georgia" , "times new roman" , serif; line-height: 22.4px;"><span style="font-size: large;">Fonction Global  </span></span><span style="background-color: white; font-family: "georgia" , "times new roman" , serif; font-size: 14px; line-height: 22.4px;"> </span></span></h2>
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<h1>
<span style="color: blue;">Constitution d'un système avec relais</span></h1>
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<span style="font-family: "calibri" , sans-serif; line-height: 115%;"><span style="color: blue; font-size: large;">Les éléments
constitutifs d'un relais et Fonctionnement </span></span></h2>
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<span style="font-family: "calibri" , sans-serif; line-height: 115%;"><span style="color: blue; font-family: "georgia" , "times new roman" , serif; font-size: small;">Bobine        </span></span></h3>
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<span style="color: blue; font-family: Georgia, Times New Roman, serif;">Interrupteur</span> </h3>
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<span style="font-family: "calibri" , sans-serif; line-height: 115%;"><span style="color: blue; font-family: "georgia" , "times new roman" , serif; font-size: small;">    Fonctionnement</span></span></h3>
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<span style="font-family: "calibri" , sans-serif; line-height: 115%;"><span style="color: blue; font-family: "georgia" , "times new roman" , serif; font-size: small;">    Etat Repos = </span></span>L’interrupteur est ouvert, aucun courant de puissance ne
circule entre (30 et 87)</h3>
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<span style="font-family: "calibri" , sans-serif; line-height: 115%;"><span style="color: blue; font-family: "georgia" , "times new roman" , serif; font-size: small;">   Etat de Commande = </span></span><span style="font-family: Georgia, Times New Roman, serif;">Un courant de commande alimente la bobine (borne 85 et 86)
qui génère un champ d’attraction électromagnétique provocant la fermeture de
l’interrupteur.</span></h3>
<h3>
<span style="font-family: "calibri" , sans-serif; line-height: 115%;"><span style="color: blue; font-family: "georgia" , "times new roman" , serif; font-size: small;">Le courant de puissance circule vers le consommateur par les
Bornes (30 – 87)</span><span style="color: blue; font-family: "georgia" , "times new roman" , serif; font-size: small;">                                                                                  </span></span></h3>
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Relais Simple

Un Relais Simple est un organe électrique permettant de dissocier la partie puissance de la partie commande : il permet de protéger le ci...

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