Onsite – Page 47 – Combined Cycle Journal

Sulzer inspects, repairs V engines worldwide

Sulzer’s Rotating Equipment Services unit—formerly Sulzer Turbo Services—offers a wide range of inspection, shop, repair, and manufacturing services for gas and steam turbines, generators, pumps, compressors, and other power and process equipment. The company actively supports the V94/84.2 and V94/84.3A fleets through its participation in user meetings here and internationally. It has major shop facilities […]

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CCJ ONsite’s global coverage of users groups serving owner/operators of V engines concludes here with a focus on V84.2 (SGT6-2000E) and V84.3A (SGT6-4000F) machines

In round numbers, there are about five-dozen V84.2s operating in the US, three-dozen V84.3As. CCJ ONsite has covered the 60-Hz fleet since the mid-2000s. Siemens has hosted annual face-to-face user meetings over the last decade and invited the editors to participate. HEADS UP. The 2020 conference planned for September 14 to 17 at the Hilton

CCJ ONsite’s global coverage of users groups serving owner/operators of V engines concludes here with a focus on V84.2 (SGT6-2000E) and V84.3A (SGT6-4000F) machines Read More »

TURBINE TIP NO. 7: Benefits accrue from observing startup, operational, shutdown sequences

Turbine Tip No. 7 from the PAL Turbine Services solutions library applies to General Electric Frame 5, Frame 6, and early Frame 7 gas turbines equipped with Mark V control systems. It is common for plant O&M personnel to focus their attention on the gas turbine during engine startup, operation, and loading. Fig 1 charts

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Eight plants earn Best of the Best honors in CCJ’s annual Best Practices program

The COMBINED CYCLE Journal and the steering committees of the industry’s leading user groups—including 7F, 501F, 7EA, Western Turbine, Frame 6, 501G, 501D5-D5A, AOG, and Combined Cycle—collaborate to expand the sharing of best practices and lessons learned among owner/operators of large frame and aeroderivative gas turbines. Fifty plants participated in the 2020 Best Practices Awards

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Addressing stress corrosion cracking in the turbomachinery industry

​ Addressing stress corrosion cracking in the turbomachinery industry Stress corrosion cracking is a common problem affecting turbomachinery components such as rotor discs, steam turbine blades and compressor impellers, and is a major factor driving component repair. This type of cracking may lead to catastrophic failures which result in unplanned down time and expensive repairs.

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Frame 6 user presentations get high marks from attendees

High wheel-space temperature issues were discussed by an owner/operator with three 42-MW 6Bs (Model 6581B) that had been commissioned in 2003. Two units completed their second major inspections in 2018, the third in 2019. High temperatures were noticed in the second and third turbine stages of one machine during startup following the major inspection. The

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