MD&A performed a major inspection and scheduled repairs of a Toshiba® 130 MW steam turbine. During this planned outage, along with a LP turbine inspection, the combined main stop/control valve (MSV/CV) was replaced, as well as the L-0 and L-1 buckets. MSV/CV Replacement Replacement of the combined main stop / control valve (MSV/CV) was requested […]

Mechanical Dynamics & Analysis (MD&A) performed a GE® Frame 7EA Gas Turbine Major inspection and a 7A6 air cooled Generator Minor inspection including planned maintenance for a peaking unit in the Midwest. The planned scope of work included replacement of combustion and hot gas path (HGP) hardware and components, IGV gears, ring gear, and bushings. […]

Mechanical Dynamics & Analysis (MD&A) has completed another successful generator rewind as part of life extensions programs on a gas turbine fleet in the northwest US. This project featured a unique focus on the totally enclosed water-to-air cooled (TEWAC) assembly including complete GE® 7A6 generator isomode pad replacement. MD&A provided all tooling, supervision, and labor […]

Mechanical Dynamics & Analysis (MD&A) has completed back-to-back major inspections of two 180-MW GE® 7FA.04 gas turbines and 7FH2 generators, returning both to fully dispatchable service on schedule. The complexity of the planning & implementation of these outages for the owner/operator exemplifies the time-proven expertise and capabilities that exists throughout MD&A. MD&A provided all project […]