7A6 Generator Isomode Pad Replacement with Major and Rewind
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…
Tag: generator repair
Coordinated 7FA Hot Gas Path and 7FH2 Generator Inspection and Repair
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,…
Alstom® Generator Pole to Pole Connector Modification
The legacy Alstom® Topair WX/Y23Z and WX/Y21Z generator fleets can experience quality issues with the pole to pole connectors. Specifically, indications of cracking have been…
Generator Rotor Slot Tooth Weld Repair
Mechanical Dynamics & Analysis (MD&A) experts recently performed a Generator Rotor Slot Tooth Weld Repair. Initially, the generator rotor suffered a double ground fault incident that…
Generator Field Support Platform
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…
Electric Generators 2018 Annual Review
Read Electric GENERATORS 2018 Annual Review, a special report by CCJ. It is compiled from presentations made at the third GUG (Generator Users Group) conference…
Emergent Generator Re-wedge
Mechanical Dynamics & Analysis (MD&A) performed an emergent generator rewedge for a 260 MW Alstom® generator on-site in Mexico. The original work scope involved electrical…
Expert Repair of Generator High Voltage Bushings
Insulated devices known as bushings enable an electrical conductor to pass safely through a grounded conducting barrier. Generator bushings are designed to lead current induced…
Generator Rotor Stub Shaft Repair
Mechanical Dynamics and Analysis (MD&A) was retained by a utility to perform a stub-shaft repair of a generator rotor collector-end shaft. The customer reported that…
