Comprehensive training transforms coal-plant personnel into multi-skilled CC operators Powerplant technical training has evolved from learning on the job to VHS tapes to DVDs to eLearning with hands-on laboratory modules. As the power-generation business strategy changed to include the Riverton Power Station’s conversion from coal to combined cycle, steps were put in place to re-tool […]
V Users Best Practices Award: Riverton Read More »
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
Sulzer inspects, repairs V engines worldwide Read More »
Eta Technologies LLC, believed by many to be the nation’s leading independent provider of new and aftermarket parts and maintenance solutions for Siemens V series industrial gas turbines, was purchased by Allied Power Group (APG) in mid-2018. Principals Rich Curtis and John Kearney, who launched Eta Tech in 2004 and were well known to V
APG aftermarket parts, maintenance solutions Read More »
Perhaps the best way to begin this section on experiences shared by V84.2/V84.3A owner/operators during the annual conference of V users at the Pittsburgh Marriott City Center, September 2019, is to share the following passage from an announcement on the meeting from Scott Wright of PowerSouth Energy Co-op: “Many of you know Olaf Barth, who
User presentations/discussion from Pittsburgh Read More »
The V84.3A session began much like the E-class segment of the program, with a review of key facts about the frame: more than 370 engines of Siemens manufacture operating worldwide, 22-million EOH of fleet experience, and more than 99.3% overall fleet reliability. One big difference between the sister frames is that 80% of the F-class
Siemens SGT6-4000F highlights from Pittsburgh (2019) Read More »
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
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
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
Eight plants earn Best of the Best honors in CCJ’s annual Best Practices program Read More »
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.
Addressing stress corrosion cracking in the turbomachinery industry Read More »
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
Frame 6 user presentations get high marks from attendees Read More »
