Archive: O&M

Should a Power Company Be Held Responsible for Wildfires?

If you’ve been following the news, you know that Pacific Gas and Electric Co. (PG&E) recently filed for Chapter 11 bankruptcy protection because it is facing tens of billions of dollars in liability for

High-Purity Boiler Water pH Measurement

Water quality monitoring and control are two of the most critical operations that power plants employ to protect assets, such as boilers and steam turbines, from corrosion by assuring the correct addition of

Sulzer Service Solutions

Sulzer is the leading worldwide, independent service provider for the repair and maintenance of large rotating machines including turbomachinery, pumps and electro-mechanical equipment. With a global network of technically advanced remanufacturing and test facilities, Sulzer offers a collaborative advantage that delivers high-quality, cost-effective, customized and turnkey solutions, providing its customers with the peace-of-mind to focus

TVA Mulls Coal Plant Closures, Trump Urges Board to Consider All Factors

The Tennessee Valley Authority (TVA) is holding a board meeting today, during which the fate of the corporate agency’s Bull Run and Paradise Unit 3 coal power plants could be decided. Permanent closure of the facilities is strongly being considered. The stakes are high, according to Kentucky Gov. Matt Bevin (R). In a Jan. 4 […]

Feedwater-control-valve-hrsg-logic

Severe Modulation in Feedwater-Control Valves Reveals Need for Periodic Calibration

Some combined cycle plants have two feedwater-control valves: a small startup valve with the extra cavitation protection needed during startup and low-load operations, and a larger main valve with the high flow capacity needed during full-load ops. This design is intended to yield a longer service life of these valves. However, as the plant ages, […]

Concrete Better Than Cameras in Protecting Grid

Some high-tech security features meant to protect U.S. power plants from physical attack may not be as effective as good old-fashioned fences and concrete, according to a Georgia Institute of Technology graduate who modeled security measures in a computer simulation while earning her PhD in Public Policy. Jenna McGrath, who graduated in December 2018, published […]

Designing for Extremes: Battery Storage in the Mojave Desert

When Doosan GridTech installed a 25-MVA/10-MWh battery energy storage system (BESS) for the Los Angeles Department of Water and Power (LADWP) at its Beacon Solar Plant site in Kern County, California, the

Making the Connection: Digitization Ramps Up Optimization

Power generators continue to expand their use of digital technologies. Data analytics, artificial intelligence, and machine learning are all part of a rapid transformation in how utilities are improving the

Planning for the Future of Intelligent Power Generation

An Electric Power Research Institute-led collaborative utility project, called I4Gen (Insight through the Integration of Information for Intelligent Generation), is exploring new technologies for digitally

Digitization and Analytics in Power Plants

A key aspect of any digitization effort is providing easy access to data by engineersand other experts so they can perform advanced analytics to improve outcomes. In the March 2018 issue of POWER, an article