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Commentary
Coal: The Next Chapter
The new administration in Washington, D.C., has a sharply different vision for the development and use of our nation’s abundant energy resources, including coal. These riches are seen as a strength, not
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Legal & Regulatory
A Mixed Bag of Nuclear Developments in UAE, S. Korea, Switzerland and S. Africa
The world’s nuclear sector saw a flurry of activity during April and May, though most of it wasn’t good news. First Unit at Barakah Built, but Regulatory Delays Prevail. Initial construction activities
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Renewables
POWER Digest (July 2017)
India to Sell Only Electric Vehicles by 2030. India’s power minister Piyush Goyal said at a Confederation of Indian Industry session in April that the government plans to make all its cars electric by 2030
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Renewables
Researchers Develop Hybrid Salinity Gradient Power Technology
A hybrid technology created by researchers at Penn State University could be the breakthrough needed to advance efforts to produce power based on the salt concentrations between two water sources. Researchers
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Safety
Personal Protective Equipment Vending Simplifies Employee Safety
By many indicators, working in the power sector today is safer than it’s ever been. In 2014, the U.S. Occupational Safety and Health Administration (OSHA) found that utilities had a lower fatal work injury
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Infographics
Advanced Turbine Dynamics Monitoring System Proven Effective
Grid behavior in today’s power generation environment is a stochastic system that is more variable than in the past. One common issue is the response to economic dispatch, in which formerly baseload thermal
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Commentary
FERC Civil Penalty Order Underscores Need for Companies to Invest in Compliance Training
The Federal Energy Regulatory Commission (FERC) approved a settlement with GDF SUEZ Energy Marketing NA Inc. (GSEMNA) in February 2017, in which GSEMNA agreed to pay civil penalties of $41 million and disgorge
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Coal
Improved Maintenance Strategy and Excellent Planning Turns Coal Plant into a Top Performer
Southern Co.’s Plant Scherer was chosen as the 2017 Powder River Basin Coal Users’ Group Plant of the Year based on a rigorous selection criteria, including safety, fire protection, and risk reduction
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Coal
Retrofitting Electrostatic Precipitators to Meet Current Emission Limits
Electrostatic precipitators (ESPs) offer a tried-and-true technology for particulate matter control. However, existing ESPs can be challenged to meet the latest regulatory requirements. Retrofitting power
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Infographics
Humboldt Bay Generating Station: A Case Study in Emissions Control Troubleshooting
It can be a challenge to keep emissions in check while operating dual-fuel reciprocating engine technology during low-load conditions. However, doing so is especially important under California’s strict
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Infographics
New Capture Technology Holds Key to Reaching Carbon Emissions Targets
Some naysayers have argued that developing carbon capture technology for use on fossil-fueled power plants is pure folly. But research and pilot tests have continued nonetheless, and various solutions have
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Legal & Regulatory
Particle Sizing in Emissions Samples by Scanning Electron Microscopy
With low particulate loading common in stack emissions these days, particulate matter measurement can be difficult using traditional techniques. Microscopical measurement of particle-size distributions offers
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Infographics
Technological Advancements in Cooling Water Treatment
Regulatory agencies are becoming more and more critical of phosphorus-based water treatment chemicals because they can have a negative impact on lakes and waterways. In the past, treating cooling water with
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Renewables
MISO: Avoiding the Mess Facing Other Wholesale Competitive Electric Markets
The Midcontinent Independent System Operator’s (MISO’s) geographic footprint extends down the middle of the U.S. Because of the structure of its market, MISO has artfully avoided some nasty policy and
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Renewables
European Pumped Storage Plants Are in Crisis
A number of baseload generators across Europe have decried the fall in average European wholesale power prices, which some peg to additions of subsidized low-marginal-cost renewable generation to an already
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Infographics
How China Is on the Leading Edge of Environmental Technologies
Coal proponents and climate skeptics often cite China’s current and future reliance on coal power to bolster talking points. What is little discussed is the recent, massive transformation of China’s vast
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Legal & Regulatory
Foggy Resolution for Russia-Ukraine Gas Spat from Arbitration Court
Beyond the bitter disputes that have recently cropped up between Ukraine and Russia concerning Russia’s 2014 annexation of Crimea and the subsequent separatist violence in Ukraine’s Donbass region
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Renewables
The Latest in Thermal Energy Storage
As renewables gain a greater foothold in the energy system, the importance of energy storage is going to increase in kind. With the ongoing gradual shift away from traditional baseload energy sources, the
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Connected Plant
The Smart Grid’s Missing Ingredients
The same technology that links our phones to other smart devices is the key to unlocking a more intelligent, efficient, and reliable electrical grid. Every day, we bear witness to the breathtaking pace of technological advancement in the modern world. Yet when we go home and turn on the light, the bulb is illuminated in […]
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Gas
SCE, GE Debut Battery-Gas Turbine Hybrid System
Southern California Edison (SCE) put online the world’s first battery–gas turbine hybrid system on March 30 in Norwalk, Calif., pioneering a new direction in the way power could be generated and stored
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Renewables
IRENA: Solar and Bioenergy See Record Growth in 2016
Global renewable energy generation capacity surged 161 GW in 2016, marking its strongest year ever for new capacity additions, the International Renewable Energy Agency (IRENA) said in a new report released at
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O&M
You’re Never Fully Dressed without Flame-Resistant Clothing
“Personal protective equipment (PPE) is inconvenient and uncomfortable, and this will only take a second. Besides, I’ve done this before, and it’s been fine every time. Will skipping PPE once really
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Connected Plant
PID Loop Tuning Pocket Guide Released
Proportional-integral-derivative (PID) control is one of the most common types of automatic control used in the power industry. A PID controller continuously calculates an error value as the difference between
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Legal & Regulatory
Offshore Wind Contract Conundrum Heads to Supreme Court
The English Supreme Court is due to hear an appeal on the long-running dispute in connection with the Robin Rigg Offshore Wind Farm. The decision promises to be significant for the offshore wind industry, its
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Legal & Regulatory
How to Develop a Values-Based Compliance Culture
A lot of different methods are available to encourage compliance with company policies and regulations, but some are more effective than others. One that has worked well for GE and its customers inspires
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O&M
Scaffold Safety in Coal-Fired Power Plants
Scaffolding typically ranks near the top of the U.S. Occupational Safety and Health Administration’s most-frequently cited standards. However, developing a strong safety culture and implementing an effective
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O&M
Energy Generation from A-to-Z with Machine Learning
The human brain is an amazing thing, but it has limitations. However, with the advent of machine learning, the limitations of the human brain no longer have to be the limitations of civilization. Machine
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O&M
How to Prevent Circulating Water Flow Reversal
Flow reversal in piping systems can degrade equipment performance and cause significant water hammer, potentially resulting in catastrophic failure. Power plant condenser cooling water systems—or circulating
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O&M
Borescope Inspection Saves Time and Money for Gas Turbine Plant
Inspecting the internal condition of a turbine generator is an important maintenance activity, but tearing a unit apart is a long and expensive process. Borescope inspections offer one way to minimize work
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Environmental
The Deep Dispute over “Deep Decarbonization”
It began as an academic argument over how the world could meet a goal of 90% reductions in carbon dioxide emissions by 2050, known as “deep decarbonization.” Underneath the academic language is a fight