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Welcome to Home Power Magazine
By: Brian Pettepiece
Community PV = Clean Electricity + Profits
Bainbridge Island, Washington has another project to be proud of—a 71-kilowatt community PV installation.
Solar Electricity
By: Randy Richmond
Lithium-Ion Batteries for Off-Grid Systems
Can lithium-ion technology handle the energy demands of off-grid renewable energy systems?
Solar Electricity
By: Bill Hoffer
PV System Commissioning
Before you connect, commission. Learn how the pros verify a PV system’s safety and check its initial performance.
Solar Electricity
By: Chuck Marken
Economics of a Solar Space Heating Retrofit
Consider these costs and benefits of expanding your domestic solar water heating system to serve your space-heating needs.
Solar Water Heating
By: Brad Berman
EVs Don't Cost Much to Run
How much does an electric vehicle cost to drive? Brad Berman runs the numbers on fueling costs for his Nissan Leaf.
Vehicles
By: Andy Kerr
Mercury and Fluorescent Lights
Fluorescent lights, including compact fluorescent lights (CFLs), contain small amounts of elemental mercury vapor. Should you care?
Home Efficiency
Featured Articles
Solar Electricity
Beginner
Elephant Energy Helps Light the Night
A nonprofit with a mission of “Light in every home, clean air in every kitchen, power in every hand.”
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Solar Electricity
Beginner
Silicon Energy Cascade PV Module
Washington's Silicon Energy has released an enhanced, next-generation version of its Cascade PV module.
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.
Home Efficiency
Intermediate
Tracking Your Energy Use
Whole-house energy monitors help you check your electricity consumption and identify your home’s electricity hogs.
6 comments
1 month 2 weeks
ago
by
john gorman
Solar Electricity
Beginner
Helios Solar Works SolSimple AC PV Module
Featuring a factory-integrated Exeltech microinverter and no exposed DC wiring.
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.
Solar Electricity
Beginner
Report Card on State RE Policies
Grading the 50 U.S. states on the effectiveness of their net-metering and interconnection practices.
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Vehicles
Beginner
EVs Don't Cost Much to Run
How much does an electric vehicle cost to drive? Brad Berman runs the numbers on fueling costs for his Nissan Leaf.
5 comments
4 months 1 day
ago
by
Michael Welch
Home Efficiency
Beginner
Getting the Green For Your High-Performance Home
Building an energy-efficient home is a smart choice, for your wallet and the planet—so why is it getting short shrift from many banks and appraisers?
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Solar Electricity
Beginner
Community PV = Clean Electricity + Profits
Bainbridge Island, Washington has another project to be proud of—a 71-kilowatt community PV installation.
Be the first to comment
.
Home Efficiency
Beginner
Mercury and Fluorescent Lights
Fluorescent lights, including compact fluorescent lights (CFLs), contain small amounts of elemental mercury vapor. Should you care?
Be the first to comment
.
Vehicles
Beginner
Golden Gate Green
San Francisco’s Crissy Field electric vehicle charging station started with a spark of an idea from Adopt a Charger.
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.
Solar Electricity
Beginner
PV Array Sizing for kWh
Methods to determine the PV array size needed for a specific kWh production goal that you’d like to meet.
2 comments
1 month 3 weeks
ago
by
Justine Sanchez
Home Efficiency
Beginner
Domestic Hot Water Efficiency
Before you buy a new water heater, consider these strategic products and tips for reducing your water-heating energy use.
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