Team-CCJ – Page 9 – Combined Cycle Journal

Team-CCJ

ADVANCED EMISSIONS CONTROL SYSTEMS: Design considerations for SCR, ammonia equipment

By Vaughn Watson, Vector Systems Inc Connect with Vaughn on LinkedIn The efficiency and long-term performance of an SCR system is largely dependent on several key design considerations for its various components. When complex NOₓ reductions on heat-recovery steam generators (HRSGs) are required, there are critical aspects of the system that must be addressed to […]

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Variety of best practices keeps advanced-class CCGT running strong

Kings Mountain Energy Center Owned by Carolina Power Partners LLC Managed by CAMS Operated by NAES Corp 475 MW, gas-fired 1 × 1 M501GAC-powered combined cycle, located in Kings Mountain, NC Plant manager: Sean Spain Storm shelter protects staff during weather events Challenge. A mid 2020 tornado that touched down within a mile of Kings

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Eliminate generator trips caused by fluctuations in seal-oil temperature

Athens Generating Plant Owned by Kelson Energy Operated by NAES Corp 1080 MW, gas-fired facility equipped with three 501G-powered 1 × 1 combined cycles, located in Athens, NY Plant manager: Steve Cole Challenge. Athens Generating Plant has been plagued with seal-oil issues since first fire more than 20 years ago. Throughout the years, the seal-oil

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ProEnergy, Egyptian power producer partner on aero maintenance

ProEnergy recently expanded its global reach in aero-engine maintenance services, signing a total-care service agreement (TCSA) with a subsidiary of the Egyptian Electricity Holding Co (EEHC) for eight of its LM6000 generating units. The state-owned company operates more than 55,000 MW of generation capacity and manages electricity delivery to more than 38-million consumers. East Delta

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WTUI AERO DISCUSSION FORUM: O&M advice free for the asking

Online forums sponsored by gas-turbine user groups are of increasing value to owner/operators, especially given today’s smaller O&M staffs at simple-cycle, combined-cycle, and cogeneration plants and the loss of experienced personnel to retirement and better opportunities. Long gone are the days of on-the-job training when new employees would tag along with experienced crews to grow

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7F Users Group 2023: User Presentations and Discussion

Seasoned owner/operator personnel tackle the biggest industry issues  The depth and breadth of experience represented by 11 owner/operator presentations at the 2023 7F Users Group Conference can be summed up like this: Chronologically, they represent machines dating back to the original F-class gas turbines (GT) off of the test stands in 1988. Numerically, these users

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WORK MANAGEMENT: A proven method for improving operational reliability

By Rishi Velkar and Todd Robison, NV Energy Combined-cycle plants built during the construction boom of the late 1990s/early 2000s are now about 70% through their 30-yr design lives. Although not originally designed to cycle, ever-increasing amounts of solar energy readily available on the grid, especially in the Southwest, make it economically prudent for these

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Air-Cooled Condensers: ACCUG 2023 Conference Recap

The 13th annual meeting of the Air-Cooled Condenser Users Group (ACCUG) was held June 20 – 22 (2023) at Dominion Energy’s offices in Glen Allen (Richmond), Va. Strong international participation, interaction, and discussion enhanced the benefit of this event to all ACC owner/operators, service providers, and technical consultants worldwide. The presentations discussed below, which focus

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