Solar energy calculations

Njani

New Member
Joined
Sep 26, 2021
Messages
6
Greetings to all.
First of i apologize for asking this question which may seem silly to some. But i am not a solar engineer but i have passion it. Please can someone help me with the step by step Solar Energy calculations? I mean how to calculate the number of battery required, number of panels, inverter and charge controller. That is just to say a complete solar power demand calculations. Thanks in advance.
 

pollenface

Solar Addict
Joined
Nov 14, 2020
Messages
700
Location
Perth, Australia
It helps to have some idea of what you're intending to run from battery power during a 24hr period and what your biggest instantaneous inductive loads are. It can be a lot of trial and error too.

I just winged it to start with, I underestimated how much power I needed and watched the battery bank voltage drop too much on a rainy day, I quickly doubled it.
 

svetz

Works in theory! Practice? That's something else
Joined
Sep 20, 2019
Messages
5,448
Location
Key Largo
There's a lot of stuff in FAQ that might make a good starting point.
 
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