POWER
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Solar
Floating Solar Arrays Take Shape in the UK, Japan, and India
Solar power has taken many forms in recent years—from giant concentrated solar power installations and solar towers spread out across deserts worldwide, to rooftop photovoltaic (PV) installations in urban
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O&M
Inspecting Aberrant P91 Components for Integrity
Many utilities around the world have been discovering abnormal or aberrant P91 base and weld metal microstructures in their plants, leading to, or with a potential to lead to, early cracking and failure in
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Renewables
Top Plant: Agua Caliente Solar Project, Yuma County, Arizona
The western Arizona desert has become a popular location for constructing large solar projects. The sunshine is plentiful and there are large tracts of non-prime farmland available that make building
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Renewables
Top Plant: Ashta Hydropower Plant, Shkoder, Albania
Like many small countries, Albania is dependent on a specific generation type for the majority of its electricity. In the case of this mountainous nation of 3 million people, it’s hydropower. Roughly 98% of
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Renewables
Top Plant: Hometown BioEnergy, Le Sueur, Minnesota
We’ve all heard the phrase “one man’s trash is another man’s treasure.” Hometown BioEnergy (HTBE) offers a case in point. The plant uses vegetable-processing waste and livestock manure in an
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Renewables
Top Plant: London Array Offshore Wind Farm, Outer Thames Estuary, UK
In 2001, the year that the world’s largest offshore wind farm was conceived, the outlook for offshore wind was foggy. A paltry 95 MW of capacity had been installed worldwide—mostly in Denmark—and a
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Renewables
Top Plant: Solana Generating Station, Maricopa County, Arizona
The Solana Generating Station ( solana in Spanish means “sunny spot”) is built on a 1,920-acre site near Gila Bend, about an hour’s drive west of Phoenix. According to Abengoa, which owns the facility
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O&M
Wind Turbine Generator Maintenance: What to Expect and Why
Over the past few years, wind generation projects have become prominent features of the North American landscape and of the utility infrastructure. In spite of their variable production load onto the grid
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O&M
Coal-Fired Power Plant Heat Rate Improvement Options, Part 2
In recent years several EPRI projects have explored different aspects of heat rate improvements. This article, following Part 1 in the November 2014 issue of POWER , reviews results of implementing heat rate
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Nuclear
THE BIG PICTURE: China’s Nuclear Ambitions
With 40% of the world’s reactor’s under construction, China’s nuclear ambitions are vast and include a full-integrated domestic supply chain.
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