Technical presentations by subject matter experts on topics of importance to owner/operators of combined-cycle and cogeneration plants powered by gas turbines are the foundation of the HRSG Forum with Bob Anderson. Consulting Editor Steve Stultz has abstracted the presentations below from the group’s fourth annual meeting. O&M personnel likely will find at least one or […]
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MEAG Wansley Unit 9, a 520-MW, 2 × 1 combined cycle in Franklin, Ga, is owned by the Municipal Electric Authority of Georgia and operated by NAES Corp. Plant manager is Timothy Williams. LOTO upgrade facilitates maintenance of chemical feed pumps Challenge. The plant has two chemical-feed panels: boiler and cooling tower. Each has multiple
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Calhoun Power, a 748-MW, dual fuel, four-unit simple-cycle plant in Eastaboga, Ala, is owned by East Alabama Generating LLC and operated by Consolidated Asset Management Services (CAMS). Plant manager is Mike Carter. Lockwire prevents water-injection and fuel-oil purge-valve actuators from coming loose Challenge. An RCA conducted after Calhoun Power experienced an unsuccessful fuel-oil swap found
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Barney Davis Energy Center, a 670-MW, 2 × 1 combined cycle in Corpus Christi, Tex, is owned by Talen Energy and operated by Consolidated Asset Management Services (CAMS). Plant manager is Gary Clark. Multiple benefits accrue from gas-chromatograph install Challenge: Getting accurate gas-quality data to provide real-time gas-flow readings in Btu. Prior to installing the
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Green Country Energy is an 801-MW facility in Jenks, Okla, equipped with three 1 × 1 combined-cycle units. It is owned by J-Power USA and operated by NAES Corp. Plant manager is Danny Parish. Complex underground water leak repairs Challenge. Safety is one of Green Country Energy’s (GCE) core values. Occasionally, a job like the
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Armstrong Energy, a 625-MW, dual-fuel, simple-cycle peaking facility in Shelocta, Pa, is equipped with four 7FA.03 gas turbines. It is owned by LS Power and operated by IHI Power Services Corp. Brent Yatman is the plant manager. Unit axial vibration monitoring Challenge. Plant personnel desired a method for monitoring axial vibration levels during all phases
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Large-scale battery energy storage systems (BESS) continue to demonstrate their ability to meet specific functional requirements of grid operations and management under a variety of business models and ambient conditions. Los Angeles Department of Water and Power (Ladwp) is the latest to add a BESS, primarily for transmission-line stability. It follows several recent projects with
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By Jason Makansi, principal, Pearl Street, a Tucson-based consultancy All of us can point to truly memorable events and periods in our careers. A 10-day period that began with a tour and deep dive of Los Angeles Department of Water & Power’s (Ladwp) Beacon storage facility in the Mojave desert and ended with the catastrophic
Some veteran gas-turbine (GT) asset managers have already been given responsibility for grid-scale storage facilities. Others may find their asset portfolio shift in this direction soon. If you are in this camp, or if you just want some technical guidance around this new asset class, get a copy of the Advancing Contracting in Energy Storage
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The 2019 conference of the Combined Cycle Users Group (CCUG) was a prime example of “working together,” co-located with the generator (GUG), steam turbine (STUG), and powerplant controls (PPCUG) user organizations. Attendees were invited to participate in sessions conducted by all four groups at the Marriott St. Louis Grand, St. Louis, Mo, August 26-29. On
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