WTUI – Combined Cycle Journal

WTUI

Webinar Series: Machine learning improves CCGT availability, capacity, and efficiency

Case studies on generation M&D, predictive analytics, capacity/fuel demand forecasting, and performance testing This webinar series, presented by Primex Process Specialists, is directed specifically towards power plant owners and operators to introduce machine-learning basics and how this rapidly evolving technology can improve power plant availability, capacity, and efficiency. Each webinar will include a 30-minute live presentation followed […]

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Nineteen 2023 meetings focusing on user information needs that you should consider attending

February 19–23, 501F Users Group Annual Meeting, Reno, Nev, Peppermill Resort & Spa. Details/registration at www.501fusers.org as they become available. Chairman: Ivan Kush, Cogentrix Energy Power Management. Contact: Jacki Bennis, jacki@somp.co. February 19-23, 501G Users Group Annual Meeting, Reno, Nev, Peppermill Resort & Spa. Meeting is co-located with the 501F Users Group conference. Details/registration at

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Increase intervals between gas-turbine fuel-valve overhauls with water cooling

Reliable operation of dual-fuel gas turbines on oil demands that owner/operators protect against coking of distillate in fuel-system components. Active cooling is one solution available to users for assuring both reliable starts on liquid fuel and reliable fuel transfers from gas to oil. Recall that stagnant fuel in supply lines not protected against heat radiated

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Factor European experience into O&M practices at US combined cycles, Part IV: HEP inspection checklist

Rob Wang of Engineering Analysis Services Ltd (UK), presented on outage planning and life extension of cycling plants at European Technology Development Ltd’s International Conference on Power Plant Operation and Flexibility, London, July 2018. He highlighted both piping system health management and analytical techniques for component life assessment. Piping system details are, perhaps, too often overlooked. Wang reminded participants of

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Impact of chemistry on ACC performance once again a focal point of user group meeting

The Air-Cooled Condenser Users Group’s 10th annual meeting (October 2018, Colorado Springs) hosted over 100 participants—more than half users, with first-timers in the majority. The overriding takeaway this year was new information, supported by informative looks into the fundamentals. Such balance expands the benefits of meetings, concludes CCJ Consulting Editor Steve Stultz, who attended the conference for CCJ

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Resiliency, demand charges drive Montclair State to add microgrid to CHP

Superstorm Sandy was one of those events which changed most everyone’s thinking on infrastructure reliability, especially in the NYC metropolitan area. But Sandy is only one element in the “perfect storm” which led Montclair (NJ) State Univ (MSU) to add a microgrid to its relatively modern combined heat and power (CHP) system. Other elements include a unique

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2019 Aeroderivative GT Best Practices: Water Management

New rules on waste-water discharges dictate conversion of Exira Station to ZLD Stricter limits on waste-water discharges imposed as part of the NPDES permit renewal process made it impossible for Exira Station to consistently comply with the new rules as the facility was originally designed and operated. Challenges faced by the owner, Western Minnesota Municipal

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2019 Aeroderivative GT Best Practices: O&M

Low-cost thermal imaging camera assists Orange Cogen’s operators during rounds Orange Cogeneration, a 2 × 1 LM6000-powered combined cycle owned by Northern Star Generation and operated by Consolidated Asset Management Services LLC (CAMS), exports power to the local utility and sells steam from its condensing/extraction steam turbine to an orange-juice plant and an ethanol plant

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2019 Aeroderivative GT Best Practices: Safety

How Kearny personnel leak-check an operating engine without entering the package Personnel at PSEG Fossil’s Kearny Generating Station, a 10-unit peaking facility in central New Jersey managed by Peter Van Den Houten, strive to continually improve work practices to ensure the safety of plant and contractor personnel. One recent example: An innovative application for GoPro

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2019 Aeroderivative GT Best Practices: Performance Improvements

EVM I’s washable pre-filter reduces cost of gas-turbine operation Dust clouds overwhelmed the inlet filters during the dry season at this LM6000PF-powered 3 × 0 peaking site in an agricultural area near Mexico City. Compounding the challenge at Energia del Valle de Mexico (EVM I) was dust from the construction of a new combined-cycle plant

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