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Electricity

China's Power System: The Green and the Black

March 24, 2015 by Armond Cohen
6

China Energy Needs and Sources

If you follow energy discussions, you will often hear one of two visions of China’s energy system emphatically described by various pundits and advocates. At first blush, the two visions seem fundamentally in conflict. Only one must be true! How can China be both “green” and “black” at the same time?[read more]

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The 100% Renewable Energy Nuclear Option, Part 1

March 23, 2015 by David Hess
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Renewables and Future Energy Options

 

It is time for the world to get serious about renewables, by formally recognizing that nuclear energy is one in all ways that matter. Usually the term renewables is taken to mean wind and solar, but this makes the idea of a life and death contest with nuclear all the more ridiculous.[read more]

Big Data Increasing Power Generation Reliability and Saving Money, GE Says

March 23, 2015 by Jared Anderson

Big Data and Energy Reliability

Recently GE announced its ‘predictive maintenance’ program driven by operational data from the company’s global fleet of more than 1,500 gas turbines helped decrease power plant downtime and saved customers an estimated $70 million in 2014.[read more]

Westinghouse Revives SMR Efforts

March 23, 2015 by Dan Yurman
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Westinghouse Electric Company said this week that the NRC gave permission for the company to test its small modular reactor design. It is a major reversal of the company’s decision in February 2014 to cancel its development efforts due to several factors.[read more]

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Seeking Consensus on the Internalized Costs of Energy Efficiency

March 23, 2015 by Schalk Cloete
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Energy Efficiency Internalized Costs

This article will gather some data about TEC community views on the global average internalized cost of energy efficiency. Please chip in with your opinion so that we can gather a statistically significant sample size and get a meaningful indication of the current consensus (or lack thereof).[read more]

The Energy Gang: Why a Successful Cleantech Venture Capitalist Tripled Down on the Sector [PODCAST]

March 23, 2015 by Stephen Lacey

Cleantech Investment and Growth

Nancy Pfund, the founder of DBL Investors, has supported some of the most successful modern clean energy companies, including Tesla, SolarCity, PowerLight and BrightSource. And unlike many other firms, DBL isn’t backing down from some of the riskier, more capital-intensive investments.[read more]

How Much Power Will India Need in 2035?

March 23, 2015 by Tobias Engelmeier
1

Future Energy Needs in India

 

What is the projected growth of India’s electricity requirements until 2035? In 2012, the country generated 1,050 TWh of grid power. The government now wants to set in motion a process of accelerated industrialization to provide much-needed jobs, sustain growth and drive development.[read more]

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The Coolest, Interactive Net-Zero Home Guide Makes Green Fun

March 22, 2015 by Andre Bourque

Net-Zero Homes

A zero-energy building, also known as a zero net energy building, or net zero building, is a building with zero net energy consumption, meaning the total amount of energy used by the building on an annual basis is roughly equal to the amount of renewable energy created on the site.[read more]

Growth in Residential Electricity Prices Highest in 6 Years, but Expected to Slow in 2015

March 22, 2015 by U.S. EIA: Today in Energy
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Residential Electricity Pricing Trends

Residential electricity customers in most areas of the country experienced large increases in retail electricity prices during 2014, with the average U.S. residential price increasing 3.1% over the previous year. The increase represents the highest annual growth rate since 2008.[read more]

Ohio Pressed Pause on Economic Growth When It Froze Its Clean Energy Standards

March 22, 2015 by EDF Energy Exchange
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Ohio Clean Energy Economics

In May of 2014, the Ohio Legislature froze the state’s energy efficiency and renewable energy standards as a result of political pressure from Ohio’s largest power company, FirstEnergy, and other groups. We’re only now learning just how bad the damage is.[read more]

New York's 'Reforming the Energy Vision' Just Got a Little Bit Clearer

March 21, 2015 by EDF Energy Exchange

New York Energy Planning

Nearly a year ago, the New York Public Service Commission initiated a groundbreaking effort to overhaul the longstanding electric utility business model. In the months since starting, the Commission has sought advice, quietly refining its vision while largely refraining from big pronouncements about the proceeding.[read more]

The Challenge of Unlocking Solar Capacity in the Pacific Islands

March 21, 2015 by Katherine Tweed

Pacific Island and Solar

It’s no secret that most islands pay a high price for electricity. From Bermuda to Fiji, the cost of electricity would shock even Europeans. But for most island economies, it’s not as simple as just swapping imported fossil fuels for renewable generation, even if the high-level economics seem promising.[read more]

Rethink the Grid: Personal Power Stations

March 20, 2015 by Deborah Lawrence
61

“Get big or get out!” Those were the famous, and controversial, words of Earl Butz, Secretary of Agriculture in the seventies. Considering the combination of renewable technology and battery storage, a new popular mantra may emerge: get small and be free.[read more]

Power Can Be Both Clean and Reliable

March 19, 2015 by Doug Vine
4

A number of analysts have raised concerns that the proposed Clean Power Plan, aimed at reducing power plant carbon emissions, could threaten the reliability of electric power. But a closer look at the U.S. power system and the safeguards in place suggests that these reliability issues are manageable.[read more]

The Greening of China's Black Electric Energy System? Insights from 2014 Data

March 19, 2015 by Hao Tan
2

China Energy and Fuel Sources

While China’s energy system is still a “black” system depending on fossil fuel, the electric power system is greening at the margins. We demonstrate, using 2014 data on additions to China’s electric power system, that the system is greening– with powerful implications for the future of the country’s energy profile.[read more]