Batteries for 12V solar power supplies

Notebooks can be easy supplied with solar energy. From solar electric power for a day on the beach, for expeditions up to island solutions for houses without power grid connection.



Battery full shows MPPT procedure Battery full shows MPPT procedure
There had been just 13.86 V and 2.27 A. Suddenly, the display changes to 17.49 V and 1.13 A gives 19,67 Watt. This change is the proof for the MPPT procedure.


Light buffer battery for solar power Light buffer battery for solar power
Changing to an 1,8 kg notebook, the buffer byttery for the solar equipment should weight less than 2,5 kg. For the small consumption of the ASUS UL30 10 NiMh batteries.


12V power supply 12V power supply
At the 12V plug from the battery is a 3 plug connector for the AA battery charger of my Canon-S1, charger for the cellphone and car adapter for the notebook.


Sealed lead acid battery with charge regulator Sealed lead acid battery with charge regulator
The charge regulator is simple with double sided adhesive tape glued on the sealed lead acid battery. Also this should be only a temporary stopgap.






  Laptop supplied by solar power


Notebooks can be easy supplied with solar energy. From solar electric power for a day on the beach, for expeditions up to island solutions for houses without power grid connection.

Photovoltaic for laptops and small appliances
Notebooks can be easy supplied with solar energy. From solar electric power for a day on the beach, for expeditions up to island solutions for houses without power grid connection.


Yield of photovoltaic depending from the weather
Examples how different installation of photovoltaic systems and different weather influences the yield.




Context description:  laptop notebook laptops notebooks solar power energy supply PV photovoltaic