power-storage / Green Building & Sustainable Home Renovation Information & Advice

Wind farm
Wind power

Storing power from wind farms

One of the biggest drawbacks to renewable energies like wind and solar, is that it is unpredictable. This presents a challenge to grid operators, as they struggle to meet demand while compensating for calm winds or clouds. One method of balancing supply and demand that is garnering some attention lately, is pumped stor...

Lithium-ion solar home battery
Solar photovoltaic

Lithium-ion solar home batteries

Home battery systems have recently improved in two substantial ways, and the first big improvement is in the batteries themselves. Lithium-ion batteries on the market today are much more robust and functional than the lead-acid batteries we have relied on in the past. Discharging a lead-acid battery beyond 50% capacity...

Under bed storage
Interior design and furnishing

Storage ideas for small spaces

From underneath a bed, under a subfloor or the underside of the staircase, there are many underutilized areas in a home that can make life in a small home a lot less cluttered. Here are some ideas on how to transform dead space into storage space. Use the bottom of the bed as a storage with drawers on wheels. There...

Are Small Wind Turbines for Homes Any Good?
Wind power

Is this the safest and most powerful small home wind turbine yet?

Countless inventors are stepping up to the plate with the latest and greatest green technologies that will save the planet. This is great to see, but the waters of sensible change will no doubt be muddied along the way by some failed attempts, some questionable claims, and perhaps even a little snake oil!  We found the...

The Zoetrope DIY Vertical Wind Turbine Design
Wind power

The Zoetrope: Open Source DIY Vertical Wind Turbine Design

The Zoetrope is a vertical-axis wind turbine made from common materials. Many of the materials can be found at your local hardware store and the rest can purchased online or made at home, for the truly industrious amongst us.  The Zoetrope was conceived when renewable energy advocate, Mike Marohn commissioned Applied S...

Trinity portable wind turbine for charging devices
Wind power

The Trinity portable wind turbine will charge your gadgets on the go.

We've seen portable charging devices for personal gadgets, we've seen vertical axis wind turbines and now we have seen a marriage of the two. That's right, appropriate technology enthusiasts, there is a portable wind turbine on the horizon and it's perfect for charging your electronic gizmos.  Skajaquoda is a research ...

tidal power generators
Renewable energy

Tidal generators offer a predictable supply of renewable energy

A project started in 2002 by Verdant Power Inc. saw tidal turbines placed 10 metres deep in the East River of New York, taking advantage of the reliable tidal surge of Long Island Sound.  Spinning silently at 35-40 rpms for 18 hours a day in a 4 knot current, tidal turbines eliminate two of the more common complaints a...

Solar Electricity Generation & Storage with no Batteries, Azelio
Renewable energy

Azelio Solar solutions combine electricity generation & storage without Batteries

New technology combines solar power generation & battery free power storage The forever-changing landscape of the green home building industry sees ideas come and go, and on occasion a game-changing technology or product emerges. The big news lately is in renewable energy - solar power generation, solar power stora...

Flexible 'solar glitter' from Mpower Technologies
Solar photovoltaic

Flexible PV 'solar glitter' panels coming soon

Standard solar panels are rigid, relatively heavy and fragile. A new product on the market called Microsystems Enabled Photovoltaics (MEPV) from mPower Technology may change that. The cells in these pliable sheets are made from high-efficiency silicon, and if one cell is damaged or loses power, the rest will continue t...

Drumi the foot pedalled washing machine that makes laundry off-grid oh
Appliances

This foot pedalled washing machine doesn't need electricity and uses very little water.

A typical washing machine can use up to 87 litres of water per load, not to mention its ability to eat up electricity. An efficient Energy Star machine can cut water usage to about 49 litres per load and significantly cut energy usage, but this, the Drumi, will not only wash your clothes without using electricty, it al...

Transparent solar power producing windows
Renewable energy

transparent solar panels

When considering solar cells as thin as laminate and completely transparent, the possibilities seem endless. Imagine every glass or laminant surface in our built environment and all of our devices, large and small, harvesting solar energy. In a world of passive, self-sustaining mini-power stations, would the need for f...