Biomass
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O&M
Preparing Steam and Water Analysis Equipment for Summer Heat
While the effects of extreme summer weather are one thing, even regular summer weather can wreak havoc on steam and water analysis systems (SWAS) without adequate preparation. Summer sunshine and increased temperatures can bring higher heat loads and increased cycling rates that put even more stress on steam and water sampling and related equipment, greatly […]
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O&M
A Proactive Approach to Treating Varnish Can Prevent Significant Downtime at Plants
Varnish is one of the most widespread issues in power plants. It’s the hard, oil-insoluble organic residue that cannot be easily removed from mechanical components. It typically occurs in turbines or compressors due to extreme temperatures, disrupting plant operations and causing downtime, which ultimately leads to revenue losses. When varnish forms on a critical piece […]
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Coal
China Increasing Coal Use to Produce Ethanol
State-run media in China reported that a facility there has begun testing production of ethanol through the use of coal, rather than using crops such as corn or sugar cane to make the fuel. The plant in southeastern China, with an annual production capacity of 600,000 metric tons, is said to be the world’s largest […]
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O&M
Optimizing Turbine Repair Resources
Steam turbines are used in many applications on various scales to drive equipment such as pumps, compressors, and generators. Routine maintenance, as laid out by the original equipment manufacturer (OEM) is
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O&M
A Boiler for Any Occasion
Boilers obviously play an important role in the power generation industry, providing the mechanism to convert heat produced by burning fuel into steam that can be used to drive a turbine to generate electricity. But many other industries also use boilers to produce steam for a variety of purposes. Boilers are commonly used for space […]
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Sustainability
Shining Light on Life Cycle Analysis for Renewable Energy Systems
Life cycle analysis or assessments (LCAs) are a quintessential tool for power and utility industry professionals and tradespeople. They determine the environmental and financial value of new technologies. Consumer products get the most attention, but LCAs for renewable energy systems (Figure 1) should be discussed more. It is time to synthesize known information to create […]
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O&M
Understanding Selective Catalytic Reduction Systems and SCR Design Considerations
Selective catalytic reduction (SCR) is an important emissions control technology utilized at many coal, biomass, waste-to-energy, and gas-fired power plants. Many items must be considered when designing SCR
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O&M
Cold Weather: How to Maintain Power Plant Readiness and Reliable Operation
Extreme temperature and weather events have become more prevalent in the past decade. The December 2022 Christmas freeze in the southeast U.S. saw many areas experiencing single-digit temperatures. The February 2021 Texas freeze saw temperatures in Dallas reach as low as –2F. Meanwhile, the January–February 2019 Midwest Arctic Polar Vortex saw temperatures plunge as low […]
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Fiction
Marnie Surfaceblow: Bowing Under Pressure
Just because something hasn’t failed doesn’t mean it won’t—especially when an “old dog” of a plant is taught new tricks. Two women wearing personal protective equipment waited impatiently in the
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News and Notes
HALEU Fuel, Grid, and WTE Cooling System Projects Featured in Power News and Notes (Aug. 30, 2023)
A number of companies with ties to the power industry revealed new projects and other interesting developments this week. The following are some the more noteworthy announcements that POWER has been monitoring. BWXT to Manufacture HALEU Feedstock for Advanced Reactors BWX Technologies Inc. announced on Aug. 30 that it had entered into a contract to […]