Tag Archives: batteries

Turn Your Homemade Battery Packs into a Solar Generator

A couple of days ago I showed how to make a simple 12 volt battery pack, Homemade Battery Packs Are Inexpensive and Easy to Make.  Today I am showing how simple it is to charge the battery packs with solar power. This is the same thing that you pay a lot of money for if you purchase a commercial solar generator.  I use these packs for running lights, charging batteries, and running my ham radios. Their uses are only limited by your imagination.

The one weakness of these packs is that the batteries are sealed lead acid and need to be replaced every few years.…

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Some Useful Books for Off Grid Solar Systems

Here are a couple of books that can be very useful if you are designing or installing off grid solar systems. 

Ugly’s Electrical References, 2014 Edition is a book that is used by most electricians  as a off grid solar systemsreference manual.  While it is designed to be used as an on-the-job reference, it is very useful for anyone who is designing a backup generator or off grid solar system.

Ugly’s has all the formulas to help you understand things like Ohm’s Law, how to find amps, horsepower rating watts, kilowatts and many other things.   With it you can determine how many watts a motor will draw.  …

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Kill A Watt Can Determine the Size of a Generator/Solar System

Kill A WattThe last few days I have been playing with a new device.  I spent approximately $18 to purchase a Kill A Watt from Amazon. Now a Kill A Watt is a device that will measure exactly how much power you use to run an appliance.

The U.S Department of Energy reports that 20% of our electric bills come from items that are left plugged in when they are not in use, or items that are in standby mode. With the Kill A Watt P4400 we can monitor the energy eaters in our homes and cut down our electric bills at the same time.…

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