POWER
-
Legal & Regulatory
A Double Whammy for Coal Power in Europe
Coal generation in Europe was walloped—twice—in April. Early in the month, members of EURELECTRIC, a pan-European power sector association of more than 3,500 companies, announced that it would cease
-
O&M
Evolving Workforce and Safety Practices for Wind Farms
The renewable revolution has been a catalyst for the wind energy market during recent years, with the global wind market growing at an incredible pace. It’s estimated that over 1.1 million people work in the
-
Coal
POWER Digest (June 2017)
India Joins IEA as an Association Country. India joined the International Energy Agency (IEA) as an association country on March 30, marking a significant move for the country into global energy affairs. The
-
Renewables
Geothermal Drilling in Iceland Reaches Supercritical Target
A unique collaborative effort by a consortium of Icelandic power companies and the Icelandic government to determine whether using supercritical geothermal fluids would improve the economics of power
-
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
-
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
-
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
-
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
-
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
-
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
-
Nuclear
Safety Culture: A Common Construct Requiring Commitment from the Board Room to the Shop Floor
An intrinsically motivated safety culture does not usually emerge fully formed. Decisions and actions affecting behaviors are often linked to entrenched attitudes and beliefs within companies. Commitment and
-
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
-
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
-
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
-
Hydro
Trends Suggest New Directions for Global Hydropower
While hydropower installations worldwide fell slightly in 2016 to 31.5 GW compared to 33 GW in 2015, the sector marked a colossal jump in pumped storage installations last year, the International Hydropower
-
Legal & Regulatory
As Community Choice Aggregation Expands, the Battle Over “Exit Fees” Intensifies
Community choice aggregation (CCA) continues to emerge as a favorite tool for towns, cities, and counties interested in pursuing local control over their energy supply, increased renewable electricity
-
Nuclear
Indonesia Considers Thorium Molten Salt Reactors
Power-short Indonesia has been mulling building a nuclear power plant for nearly 15 years, and it is exploring a number of novel options, including high-temperature gas-cooled reactors (HTGRs) and a thorium
-
Gas
POWER Digest
UK Gives First Consent for Hinkley Point C EPRs. The UK’s Office for Nuclear Regulation (ONR) on March 27 gave its approval to allow a consortium to begin placing structural concrete for a series of
-
Geothermal
One of World’s Largest Geothermal Units Begins Operations in Indonesia
The first of three 110-MW units at the $1 billion Sarulla geothermal power plant in Indonesia’s North Sumatra province commenced commercial operation this March. When the next two units come online as
-
Renewables
After Blackout, South Australia Wrests Control of Its Power Security
Freshly reeling from a statewide blackout, South Australia’s government in March released an energy plan that seeks to cut its reliance on an electricity interconnector with eastern Australia that feeds the
-
O&M
Inlet Air Cooling Systems Improve Gas Turbine Performance
An inlet air cooling (IAC) system offers one of the most cost-effective ways to improve gas turbine (GT) performance—especially during the peak hours of hot summer months. After all, GT output depends on
-
O&M
Newly Designed Deluge Valve Improves Functionality
Stanwell Power Station, a 1,460-MW coal-fired power plant located in Queensland, Australia, faced a dilemma. The reliability of its fire protection system was questionable. Many of the plant’s multiple jet
-
Distributed Energy
Whatever Happened to Fuel Cells?
Hydrogen-powered fuel cells were supposed to be the “Next Big Thing” a decade ago, but the hype ran well ahead of the market and technology. Yet some quiet advances and steady work have the sector on the
-
Renewables
Battery Storage Goes Mainstream
Grid-connected batteries have long been touted as a tantalizing prospect that could help balance electricity supply and demand as the amount of installed variable renewable generation ramps up. New
-
Legal & Regulatory
Should Investor-Owned Utilities Be Worried About Community Choice Aggregation?
Community choice aggregation (CCA) is only allowed in seven states currently, but recent developments in California have investor-owned utilities there worried. They fear losing up to 80% of their retail load
-
Connected Plant
Malware in Modern ICS: Understanding Impact While Avoiding Hype
Understanding the threat posed to industrial control systems (ICSs) by malware is difficult. It requires knowledge of proper ICS functionality in order to identify illegitimate software. One industrial
-
Legal & Regulatory
New York’s Ambitious Transitions: Who Wins? Who Loses? Who Knows?
New York’s electricity system and markets face a blizzard of changes, driven by policy, politics, and economic forces. The New York Independent System Operator and the New York State Energy Research and
-
O&M
3-D Printing: The Future of Manufacturing and Maintenance
Power plants are complex systems with countless moving parts, and in turn, countless opportunities for things to go wrong. With the advent of 3-D printing technology, repairing or replacing those moving parts
-
Renewables
Europe Rebuilds Grid to Accommodate Green Energy Swell
A flood of renewable capacity in the European Union is forcing member countries to consider grid upgrades that offer a more substantial power supply management role to distribution system operators. Lee