Welcome to Home Power Magazine

By: Jeff Tobe
What you need to know to choose a PV roof-mounting system that is appropriate for your home.
Solar Electricity
By: Carol Weis, Christopher Freitas
Regular care of your renewable energy system’s batteries will help ensure that they can provide years of high performance.
Solar Electricity
Evance R9000 Turbine
By: Ian Woofenden, Roy Butler
Find out which wind turbines are best for your site.
Wind Power
By: Kelly Davidson
"Veterans like me know firsthand that more clean, affordable, and domestic energy makes America and the world safer."
Solar Electricity
By: Kelly Davidson
Across the country, communities are taking energy matters into their own hands.
Solar Electricity
By: Ian Woofenden
If you have it, hydro can be a cost-effective and reliable renewable electricity source with a modest investment.
Microhydro Power
Home Efficiency
Beginner
Enervee Scoring High Marks for Energy Efficiency
The online platform Enervee makes it easier than ever to factor energy efficiency and operating costs into the price for common household appliances.
Wind Power
Beginner
Appstate Wind Turbine
In 2009, the student-led ASU Renewable Energy Initiate (REI) commissioned its flagship wind installation on the highest and windiest spot on campus.
3 comments 1 month 21 hours ago by Gary Burch
Solar Water Heating
Intermediate
A thermal imaging camera
How to diagnose solar water heating collector problems with an infrared camera.
Wind Power
Intermediate
Average Wind Speed (m/s) at 30 m
You need to know the average wind speed at the tower height required for your site.
1 comment 1 month 1 week ago by GUY T MARSDEN
Solar Electricity
Intermediate
Determining Battery State of Charge By Measuring Specific Gravity
Measuring specific gravity can give you valuable insight into your battery’s health.
1 comment 1 month 2 days ago by RMichael Curran
Solar Electricity
Intermediate
Battery System Maintenance and Repair
Regular care of your renewable energy system’s batteries will help ensure that they can provide years of high performance.
8 comments 4 weeks 12 hours ago by Ed Mahoney
Microhydro Power
Beginner
Jeffe Aronson and his hydro turbine
My article on our original microhydro system included all the trials and tribulations we had with it. In 2007, we installed a LH1000 low-head hydro.
Solar Electricity
Intermediate
This array has three source circuits
The critical sections on sizing the PV overcurrent protection devices (OCPDs) can be found in Part I, “General Requirements of Article 240.
Solar Electricity
Beginner
Robins Ranch in Colorado’s high country outside of Black Hawk.
When Burnett and Kristin Gunter retired from their life in northern California, they headed for Colorado’s high country outside of Black Hawk.
4 comments 3 weeks 17 hours ago by Fred Golden
Solar Electricity
Intermediate
Become a Solar Professional
Solar careers are on the rise. Here’s how you can prepare to join the renewable energy workforce.
Solar Electricity
Intermediate
Fronius Inverter
New grid-tied inverters with new features are rolling off the lines. Which ones are the best matches for your RE system?
4 comments 4 months 2 weeks ago by Eric Hoffmann
Microhydro Power
Beginner
A Pelton impulse turbine
I grew up in Vermilion, Ohio, the town nearest to Lester Pelton’s birthplace. He was the guy who invented the now-famous Pelton water wheel.
4 comments 4 months 4 days ago by Richard Koontz

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