POWER
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IIOT Power
Advanced Digital Technology Offers Utilities Profound Changes
Advanced digital technologies, including robotics, artificial intelligence, and machine learning, are transforming the way electric power companies do business, in ways that benefit the companies and their
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Fuel
U.S. Biomass Power, Dampened by Market Forces, Fights to Stay Ablaze
Though experts say biomass should continue to play a key role in the U.S. renewable power portfolio for its baseload properties, contributions to forest management, and other reasons, a swathe of uneconomic
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Renewables
India’s Coal Glut Leaves Producers Teetering on Bankruptcy
At the end of July, India’s Central Electricity Authority (CEA) noted in its annual load generation balance report (LGBR) for the year 2018–2019 that the country will likely have a peak surplus of 2.5% and
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O&M
How Does the Western Energy Imbalance Market Work?
The California Independent System Operator’s Energy Imbalance Market (EIM) is a real-time energy market, the first of its kind in the western U.S. EIM’s advanced market systems automatically find low-cost
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O&M
What Is Meant by Power Factor?
Low power factor reduces an electrical system’s distribution capacity by increasing current flow. Therefore, having a low power factor is inefficient and expensive. But what is power factor and what affects
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Legal & Regulatory
Can Coal and Nuclear Power Plants Be Saved?
It’s no secret that U.S. nuclear and coal-fired power plants are struggling to remain viable in competitive markets. Many plants have been retired for economic reasons long before the facilities reached the
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O&M
Minimizing Fire and Explosion Hazards in Dusty Systems
Understanding the properties of bulk materials and how they interact with environmental factors is vital to safe operations, but having an honest conversation about the hazards, so risks can be properly
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O&M
The Gamble to Produce Power from a ‘Killer’ Lake
KivuWatt, a 26.2-MW power plant in Kibuye, Rwanda, was conceived to help reduce risk of an overpressure gas outburst at Lake Kivu. The first-of-its-kind integrated methane gas extraction and production
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General
Coal-to-Gas Power Shift Driven by Economics
The Tennessee Valley Authority’s third coal plant conversion to gas combined cycle generation, at the venerable Allen plant near Memphis, Tennessee, created the most-efficient combined cycle plant in its
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O&M
Aftermarket Parts Substitutions Can Shut Down a Power Plant
Every power generation facility is unique, as are the functions and maintenance requirements for their equipment. Keeping equipment in working order and avoiding downtime is critical. Plants will sometimes use
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O&M
Equipment Showcase: Corrosion Prevention and Water Treatment
Corrosion products can form quickly in power plant systems if water, air, and metal are allowed to occupy the same space. Localized corrosion can take any of several distinct forms, such as stress corrosion
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Gas
Transparency Instrumental in Successful Power Plant Project
Public perceptions can make or break a project. One municipal utility found that out firsthand. When resistance grew strong against a new power plant it needed, the company rebooted and engaged with local
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Gas
Combined Cycle Plant Showcases ‘Cool’ Innovation to Help Meet Turkey’s Power Demand
Advanced cooling system technology is among the features of a gas-fired plant representing Saudi Arabia’s first foray into the Turkish power market. Turkey is a country in the midst of political and social
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Commentary
Court Upholds Water Intake Rule, Offering Some Certainty for Power Plants
The U.S. Court of Appeals for the Second Circuit in July issued a long-awaited decision in the case Cooling Water Intake Structure Coalition v. U.S. Environmental Protection Agency (EPA), upholding the EPA’s
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Renewables
Wind and Solar Powering Greek Island
The Greek island of Tilos may provide the model for a renaissance of renewable energy across the European Union (EU). Technicians this summer have tested a system that will allow the island to produce and run
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O&M
Jobsite Safety Check: Mitigating Risk and Improving Safety at Power Plants
Safety should be the top priority on any job site and goes hand in hand with operational excellence. Risk mitigation and safety are exceptionally important for power plants due to the nature of the industry
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O&M
Intense Summer Heatwaves Rattle World’s Power Plants
Scorching temperatures during the summer of 2018 forced a swathe of power plants across the world to reduce power or shut down temporarily, owing to warmer-than-usual temperatures of cooling water and other
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Renewables
Dam Collapse May Slow, but Not Stop, Laotian Hydropower Projects
The Laotian government in August said the approval process for new hydroelectric dams in the country should be suspended as it continued to review construction practices. The move came after more than three
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Legal & Regulatory
THE BIG PICTURE: Trump’s Regulatory Targets
President Trump campaigned on a promise to reduce regulation and control regulatory costs. One of his first actions after taking office was to issue an executive order calling for the elimination of two existing regulations for every one new regulation issued. Toward that end, the Trump administration has acted or sought to reverse more than […]
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O&M
Select Boiler Chemistry in the Design Phase of Project Life
On many combined cycle projects, the major decisions about boiler chemistry are left until after the plant has been designed, equipment is procured, and construction is well underway. However, the best time to make these chemistry decisions is in the design phase of the project. That enables the engineering, procurement, and construction (EPC) contractor to […]
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O&M
Equipment Showcase: Pumps
Pumps and pumping systems have multiple applications in power plants and can be located in several locations throughout a facility. These pumps are generally centrifugal and positive displacement pumps
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Commentary
Power Struggle: Cannabis Growers Face High Energy Costs in New Jersey
New Jersey is yet another state expanding public access to cannabis for medical purposes and is poised to legalize access for recreational use. This means energy service providers and public utilities will
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O&M
Increase Condenser Efficiency with Latest-Generation Vacuum Pumps
State-owned Korea Midland Power Co. (KOMIPO) operates the Shin Boryeong Thermal Power Plant (TPP), a two-unit, 2,000-MW ultrasupercritical bituminous-coal-fired power plant. Shin Boryeong TPP is an extension
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Solar
China Puts Online Pioneering Large-Scale CSP Project
China completed its first large commercial-scale parabolic-trough concentrated solar power (CSP) plant at the end of June. The 50-MW Delingha project built by CGN New Energy, a subsidiary of China General
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T&D
A Wind Experiment: The Hornsdale Wind Farm
Along with producing power from 99 turbines, the 309-MW Hornsdale Wind Farm in South Australia has helped trial new technologies that could ramp up power system security and reliability. At first glance, the
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Connected Plant
Tesla Virtual Power Plant Takes Shape in Australia
Tesla in July released more details of its virtual power plant (VPP) project in South Australia (SA), outlining the initiative as well as its resources and the benefits it will bring to the region. The company
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Renewables
Cerro Pabellón: Taking Geothermal Power to New Heights
South America’s first and only geothermal power plant, the 48-MW Cerro Pabellón project, sits at an elevation of 4,500 meters above sea level in Chile’s harsh and remote Atacama Desert. Building and
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Renewables
Let the Sun Shine In: Where Is Solar Power Headed?
The Solar Energy Industries Association, the national trade association for the U.S. solar industry, reports that solar power has grown in the U.S. at a compounded annual rate of 59% since the solar investment
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Renewables
Australia Braces for Power System Transformation, Disruptions
The inaugural integrated system plan (ISP) released by Australia’s Energy Market Operator (AEMO) in mid-July warns that the country is in the midst of a “transformative and unprecedented” rate of change
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Renewables
Egypt Brings New Natural Gas and Wind Power Plants Online
New natural gas-fired power plants and wind farms are part of Egypt’s strategy to increase the country’s power generation by at least 50%. It began delivering on that plan in July as it brought three