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Quel PV adéquat?

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Bonjour tout le monde,

je souhaite fabriquer un panneau de signalisation avec des leds, et pour ca, j'ai:
- 165 LED de 5mm RGB:

P = (3.4 * 0.02) * 165 = 11.22W

NB: je vais alimenter toutes les leds avec 12V + une resistance de 1 qur chaque broches anodes (est ce qu'il y a un risque que les leds crament), 

Valeur de resistance:
Résistance 1/4W 60 Valeurs Précision 1% - 1 KΩ je ne suis pas sur est ce que 1/4W est bien 0.25W qui sera dissipé par une resistance? si c'est bein ca c'est grave car pour 165leds = 41.25W

- Arduino Nano. P = 5 * 0.02 = 0.1W (5V sera régulée avec LM7805 et des condensateur céramique 100nF et chimique de 100uF dont je connais pas la puissance dessipée)

- 2 LDR : 
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[/img]
on a U = R * I -> I = U/R = 12/150 = 0.08A donc P = 0.08 * 12 = 0.96W donc pour 2LDR = 1.92W

- Pour la batterie je récupere des piles 18650 des vieux batteries de pc portable (je compte mettre 3S et 5P tout depand de l'amperage qui ne doit pas depasser 20A).
- Pour charger la batterie j'opte pour un BMS (3S 20A 11.1V).

Question 1:
C'est quoi le PV adéquat pour une autonomie de 13H tout sachant que le soleil chez nous et de 7h.
J'ai une contrainte de l'espace pour les PV.

Question 2:
Est ce qu'avec le BMS je peux charger la batterie sans avoir aucun risque.

Par avance merci
Messages : Env. 10

Ancienneté : + de 2 ans
 
message
Ne vous prenez pas la tête pour une installation de panneaux solaires photovoltaïques...

Allez dans la section devis panneaux photovoltaïques du site, remplissez le formulaire et vous recevrez jusqu'à 5 devis comparatifs de installateurs de votre région. Comme ça vous ne courrez plus après les installateurs, c'est eux qui viennent à vous

C'est ici : https://www.forumconstruire.com/construire/devis-0-37-devis_panneaux_photovoltaiques.php
 
Env. 10 message
Erreur:
"Valeur de resistance:
Résistance 1/4W 60 Valeurs Précision 1% - 1 KΩ je ne suis pas sur est ce que 1/4W est bien 0.25W qui sera dissipé par une resistance? si c'est bein ca c'est grave car pour 165leds = 41.25W"

165 * 3 (car 3 couleurs) du coup on obtient:
165 * 3 * 0.25 = 123.75W (je ne croie pas que c'est possible non?
Messages : Env. 10

Ancienneté : + de 2 ans
En cache depuis le mardi 16 avril 2024 à 14h10
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