Hello,

We noticed you're browsing in private or incognito mode.

To continue reading this article, please exit incognito mode or log in.

Not an Insider? Subscribe now for unlimited access to online articles.

Sustainable Energy

Demonstrations and Upgrades

Project: Miyakojima Island Smart Grid, Japan (Okinawa Electric Power)
Cost: $75.8 million
Using a small island as a test bed, a Japanese consortium is developing systems for renewable power generation, grid integration, and energy storage.

Project: Pacific Northwest Smart Grid Demonstration Project, United States (Battelle and Bonneville Power Administration)
Cost: $178 million
Involving 60,000 consumers spread over five states, this project will test every element of a smart grid.

Project: HVDC transmission network, China (State Grid Corporation of China)
Cost: Not available
High-voltage DC transmission lines are being built to transfer energy from remote hydropower plants to cities more efficiently than is possible with traditional AC systems. The Chinese are building some of the world’s highest-voltage DC systems (up to 1,000 kilovolts) over distances well over 1,000 kilometers.

This story is part of our January/February 2011 Issue
See the rest of the issue
Subscribe

Project: Twenties (European Union)
Cost: $75 million
The consortium is deploying six demonstration projects over three years to show how wind power can be integrated with the grid.

Project: Community Power Project, Arizona (Arizona Public Service Company)
Cost: $3.3 million
Enough solar panels to generate 1.5 megawatts are being installed to see if the grid can cope with hundreds of distributed generation sites and the variability of solar power.

Become an MIT Technology Review Insider for in-depth analysis and unparalleled perspective.

Subscribe today
More from Sustainable Energy

Can we sustainably provide food, water, and energy to a growing population during a climate crisis?

Want more award-winning journalism? Subscribe to Insider Online Only.
  • Insider Online Only {! insider.prices.online !}*

    {! insider.display.menuOptionsLabel !}

    Unlimited online access including articles and video, plus The Download with the top tech stories delivered daily to your inbox.

    See details+

    What's Included

    Unlimited 24/7 access to MIT Technology Review’s website

    The Download: our daily newsletter of what's important in technology and innovation

/3
You've read of three free articles this month. for unlimited online access. You've read of three free articles this month. for unlimited online access. This is your last free article this month. for unlimited online access. You've read all your free articles this month. for unlimited online access. You've read of three free articles this month. for more, or for unlimited online access. for two more free articles, or for unlimited online access.