POWER
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O&M
Power Plant Cycles with Multiple Direct Contact Heaters
The regenerative feedwater cycle of modern fossil and nuclear power plants normally includes four or five low-pressure, closed (tube surface-type) feedwater heaters (CFWHs). However, maximum efficiency can be
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Safety
Linemen Safety Best Practices and Apparel Selection
When a storm hits or the worst of weather conditions blow through, you’re there. The community of linemen is like no other because when the power goes out, you get to work. How do linemen remain prepared to
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O&M
ELECTRIC POWER Conference Postponed
The world has become a very different place over the past few months with the outbreak of a new coronavirus—COVID-19. The virus has forced travel bans and literal lockdowns in several countries. The NCAA and
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Fuel
Conveyor Energy Storage: A Battery and Pumped Hydro Alternative
A new conveyor-based system offers an alternative energy storage technology. The heart of the system is a reversible conveyor belt that converts between electrical energy and gravitational potential energy by
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Ocean/Marine
Subsea Kite Technology Makes a Big Splash for Marine Power
At first view, marine energy developer Minesto’s novel underwater “kite” technology may be easily dismissed as a fanciful concept, one of dozens introduced over the last decade to reap the immense ocean
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Instrumentation & Controls
Instrumentation Fittings for Power Plants
A lot must be reviewed prior to selecting the right fitting for power plant instrumentation applications. Among the choices are whether to use single- or double-ferrule designs; heat codes, lubrication, and
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News
Shift to Gas, Financing Issues Could Delay Polish Power Plant Project
Officials in Poland have said changing the fuel source of a planned 1-GW power plant in Ostroleka, known as Ostroleka C, from coal to natural gas could delay the project, which already faces several financial
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O&M
Understanding Diesel Fuel Storage Requirements
Liquid fuel storage requirements are based on fuel type, usage, and whether the fuel is “combustible” or “flammable” as assessed by the fuel flash point. This article presents information on applicable
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News
New Wind Farm Brings More Power to Senegal
Senegal is among the African nations trying to increase access to electricity for its population. U.S. officials estimate about 35% of the country’s 16 million people do not have access to power. The
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News
Show Preview – Electric Power
POWER magazine was scheduled to host the 22nd annual ELECTRIC POWER Conference & Exhibition April 14–17, 2020, at the Colorado Convention Center (Figure 1) in Denver, Colorado. However, out of concern
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Plant Design
Gravity Base Ballast Provides Tidal Turbines with a Sturdy Grip
Offshore wind turbines deliver a strong promise in today’s tough times of climate changes’ debate. The rapid development of the sector favors the need for new gravity concepts. Besides design, ballast is a critical element responsible for the turbine’s stabilization and therefore its success. Its quality, density, and weight, defined by the material choice and […]
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News
Moving Toward Mainstream—The Rise of Renewable Goals
More states are setting targets for renewable energy. Cities and counties are joining in. Utilities are formalizing commitments. And economics, as always, play a major role. The transition to clean energy
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Renewables
Flow Batteries: Energy Storage Option for a Variety of Uses
Energy storage is becoming increasingly important to the power industry. Lithium-ion battery technology has been implemented in many locations, but flow batteries offer significant benefits in long-duration
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Nuclear
A New Frontier for Nuclear Fuels
Though much attention has been focused on the exciting realm of nuclear reactor technology innovation, major efforts to improve nuclear fuels—and boost power generation safety and economics—are underway
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News
Driving Change on the Grid—The Impact of EV Adoption
Utilities and other power generators need to prepare now for increased loads as the electrification of transportation grows. As with any challenge, opportunities exist for those willing to invest in electric
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O&M
Novel System Uses Condenser Water for District Heating
Conventional district heating systems are generally designed around the load. However, an alternate approach would be to design around potential heat sources, including the waste heat from power plants. Many
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Gas
Winning Operations, Maintenance, Environmental, Safety, and Technical Solutions
The Combustion Turbine Operations Technical Forum (CTOTF) recently announced the winners of the 2nd annual CTOTF/POWER Innovation Excellence awards, which recognize outstanding performance in various
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O&M
New Technology Improves Refractory Maintenance and Shutdown Planning
Power plants require regular maintenance outages to stay in top condition, but shutdown periods can be stressful. New tools are available that can save time, reduce labor costs, and improve safety. The
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Gas
How to Clean Natural Gas Piping with Gas Blows
Prior to placing newly installed natural gas piping and valves in service, systems must be properly cleaned to remove potentially damaging foreign material that is inherently left behind during construction
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Technology
Digital Transformation: Lessons from a Leader
Is your company’s information technology (IT) department your friend or your enemy? Does it work with you to identify, evaluate, and select the best new digital technology to make your job easier and your
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Water
Types of Filtration Systems Used for Wastewater Applications
The liquid filtration process is an important step in various applications that reuse water within systems. This article provides details on the types of filtration systems available and the benefits of each
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News
Economics Hamper Power Improvements in Puerto Rico
Puerto Rico has been battered by natural disasters in recent years, with hurricanes Irma and Maria in 2017, and a series of earthquakes in late December 2019 and early January 2020, causing widespread damage
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News
ELECTRIC POWER Conference Set for Denver
POWER magazine will host its 22nd annual ELECTRIC POWER Conference & Exhibition April 14–17, 2020, at the Colorado Convention Center in Denver, Colorado. ELECTRIC POWER is the premier conference and
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Solar
Novel Stellio Heliostat Solar Project Goes Online in China
One of the world’s first molten salt tower concentrated solar power (CSP) projects that uses a “Stellio” heliostat was grid-connected at the end of December in China’s Xinjiang province near the
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News
Safety Innovation Creates New Opportunities for Energy Companies
Innovation in worker safety may not be a top priority for some companies, given all the other business concerns managers must focus on, but a culture of listening to workers and identifying ongoing
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News
Albania Seeks Investment to Support Existing Hydropower
Albania, a country of about 2.9 million people, is a net importer of electricity, and power supply security is a major challenge for the country, which is situated north of Greece and borders the Adriatic and
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News
POWER Digest [March 2020]
Siemens Buys Out Iberdrola, Readying to Spin Off Gas and Power and SGRE Businesses. Siemens AG will acquire Spanish renewables giant Iberdrola SA’s full 8.1% stake in Siemens Gamesa Renewable Energy (SGRE)
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O&M
Changes in Boiler Operations Bring Innovations in Erosion and Corrosion Protection
Metal loss of the pressurized tubes inside the boiler is a big concern for boiler designers and operators. Changing fuel composition and other service parameters can lead to accelerated erosion and corrosion
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O&M
The Case for Autonomous Network Management
There is a near-global drive to replace carbon-based, polluting, resource-constrained energy sources with non-carbon renewables as the primary fuel for the electricity industry. Even traditional sources of
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Commentary
Trump’s Attempt to Bring Sanity to a Torturous Environmental Review and Permitting Process
The Council on Environmental Quality (CEQ) proposed changes to the National Environmental Policy Act (NEPA) regulations to promote “efficient, effective, and timely” NEPA review by federal agencies (85