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20 Threads found on edaboard.com: Solar Charger Lead Acid
solar Battery charger Design Help Needed Hi I have designed this solar Battery charger. A 12V 75W solar Panel will be used. So, current will be max 6.25A Charging current of SLA batteries is 10% of its Ah rating. So, This charger can easily charge a 12V 40Ah battery. 1. Is (...)
Hi, I'm looking to build a solar charge controller for lead acid battery rated 35Ah. The panel is rated 200w at 24V. I haven't yet built this circuit other than playing around with the example buck converter circuits on LTSpice. I would want to have a prototype running on the breadboard first. Have following questions : 1) My (...)
Hi, I'm simulating this circuit of battery charger in Proteus and wondering how to convert the result into decimal numbers. Like 14.42 V instead of 14420 mV. PIC Simulator IDE code: 'PROGRAM TO CHARGE lead acid BATTERIES WITH solar PANEL 'USES PIC 16F877 AT 4 MHZ 'AUTHOR SANTHOSH JAYARAJAN 'NOTES: (...)
Hi All, I'm planning to build a PWM solar charger for home use with flexibility/scalability in mind. I'm a beginner with less experience in pic programming. I expect to incorporate the solar charger with below features. 1. Based on PWM algorithm 2. Charging multiple 12V sealed lead (...)
1. investigate your batteries, a nominal 48V battery (lead acid)will require 56 V at least to fully charge it. 2. This means that your solar cells must produce greater then this for maximum charge. 3. If you intend to charge at 20 A,for long life your batteries should be rated at least as 200 A/h Frank
Hi, Some technical informations needed - What battery chemistry - what battery voltage - what battery capacity - what solar cell max power You say you want to design.... is this your design? Or do you want to build it this way? If not: why do you want to change something? What are your goals? Klaus
Hi there, I have some problems using LTC3780 for charging an lead-acid battery. I did manage to make a working buck-boost power supply with LTC3780 using the schematic form datasheet(for tests I managed to get 12,7V at 48W from 7-18V supply), but having it charging a battery from PV(power supply simulated) module failed. The symptoms are: 1) V
I am trying to do a solar charger to charge up a lead acid battery. My solar panel will generate a about 22V and 0.24A with about 5W power. Is it possible to charge up a 12V batter. I found out some circuit diagram in internet but most of the solar panel have a 10W power.
Dear All, I am planning to implement an MPPT algorithm for solar powered battery (lead acid, 12V, 7Ah) charger. The solar panel is a 50W one. At peak power it can give 18V and 2.78A. It has a Voc of of 21V and Isc of 3A. I have some querries regarding the design I plan to do, which are: 1. Which (...)
I have One solar panel which ratings are -- Rated power = 5W , Rated voltage = 17V , Rated Current = 0.29A, Open Circuit Voltage = 21.6V Short Circuit Current = 0.34A and want the circuit for Recharging a 12v or 6volts Rechargeable battery for arduino uno board. Please tell me some Circuit ideas. Thanks.
How to charge a 12V /40AH lead acid battery using solar panel ? solar panel 12V 50W/100W
a simple one : one :
You can use this solar panel to charge lead acid battery or two smaller in parallel over day, and that battery/ies will give charging power at night for phones. I mean on lead acid 7Ah. Between solar panel and battery/ies put shotky diode. Maybe diode is already builtined. Your panel (...)
Have a look here a very good article Silicon Chip Online - Build A 12/24V 3-Stage solar Charge Controller - PicAxe charger If you have lead acid then fully charged open circuit voltage will
I want to make a solar powered battery charger for lead acid battery with PIC16F877A. I found this application note in microchip website that is very useful but i want to change this to use solar cell and PIC16F877A. AN626 - lead acid Battery charger
First question, do you really need the linear regulator? This will destroy your efficiency and since this is a solar powered charger. Where do you get the PWM signal?
my solar panel reads 20v on sunny day.i decided to make a 12v 7.2ah lead acid battery am new to electronic design....can anyone suggest a circuit for this.......
Hi all! I need to charge a 6V lead-acid battery from a solar panel. I've done this in the past for 12V batteries using PV panels and special regulators provided by the PV manufacturer. However, I'm not able to find this kind of sets for 6V batteries and I don't want to build my own regulator. Anyone knows such PV (...)
I want to create a circuit that will automatically sense the state of the batteries and switch the load from the highest charged battery to the lowest charged battery (charge that battery to full power, then proceed to charge the other battery.
Dear Friends I must design for my company a solar cells (17 V nominal) to lead acid gel battery (12V nominal, 14.6V charge final voltage) charger. I want to use a PIC single chip computer with A/D and D/A-converters for regualting between solar cells and battery/load line with two cool-mosfets (these (...)