Mechanical Dynamics & Analysis (MD&A) completed a carefully coordinated 7FA gas turbine hot gas path inspection, 7FH2 generator inspection, and repairs in just 19 days, providing all services, labor, and parts. The customer contracted MD&A to perform the inspection and emergent repairs on a tight schedule. Our industry experts completed the work on time maintaining […]
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Over the past decade, there have been several reports of dusting on the GE® 7FH2 & 324 stator end-winding systems. The dusting has been found on earlier and late model generators. GE® 7FH2 and 324 type generators have a history of end-winding dusting as a result of materials used during manufacturing. A major contributor to […]
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Mechanical Dynamics & Analysis (MD&A) experts have constructed a generator field support platform to allow for removal of the field when performing a 7FH2 Generator Major Inspection. Rotor field inspections can either be performed on-site or in a shop environment. Repairs generally require the rotor field to be transported to a qualified repair facility. MD&A […]
Read MoreMechanical Dynamics & Analysis (MD&A) experts offer a unique, patented repair process that eliminates the axial migration of slot leaf springs within 7FH2 generator fields. This repair can also be applied to 324 generator fields. The blockage of the radial ventilation passages results in reduced hydrogen gas cooling flow, which can lead to thermal instabilities […]
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Mechanical Dynamics and Analysis was contracted to remove a combined cycle site’s old 234MVA 7FH2 gas turbine generator field, along with supplying and installing a new 7FH2 gas generator field. MD&A performed this turnaround in a few weeks. Our reputation for accuracy and reliability in power plant services has spanned over 30 years. Our technical […]
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