Low-cost energy storage for power grid can be found in your Water Heater

By David Shaffer  for Star Tribune:  The least-expensive battery to store energy from the electric power grid may be sitting in homeowners’ basements — the electric water heater.

That is the surprising finding of research released Wednesday by the cooperative power industry, including Maple Grove-based Great River Energy, and an environmental group.

Customers at many utilities already save money by heating water at night, taking advantage of low, off-peak electric rates. It requires a special electric water heater that holds a day’s worth of household water, but offers long-term savings.

Now, a study by the Brattle Group, an economic consulting firm, says that the nation’s 50 million residential electric water heaters can address bigger challenges on the power grid, such as storing intermittent renewable energy from wind farms and solar arrays.  Cont'd...

Comments (0)

This post does not have any comments. Be the first to leave a comment below.


Post A Comment

You must be logged in before you can post a comment. Login now.

Featured Product

Joyce Dayton Corp - Solar Tracking Jacks Solutions

Joyce Dayton Corp - Solar Tracking Jacks Solutions

Joyce/Dayton, North America's premier manufacturer of screw jacks and actuators has been in continuous operation for over 140 years. Joyce has become the trusted name in solar tracking with more than 2 gigawatts of power generation equipment in service world-wide. Consider the benefits: • Reliably position 50 tons (or more) • Long life/Low maintenance design • Motorized to meet customer specifications • Customer specified load/speed/fit • Built to ISO9001:2008 standards • Superior surface protection • Integral Trunnion mount • Easy to install. Joyce delivers more than the finished product. Quality is built into the whole process from expert engineering support during design conception to top-notch customer support after shipment. Contact Joyce for the products and support you need.