D11 Problems & Repair Solutions
The common GE® D11 steam turbine, a single-casing HP/IP design used extensively in combined cycle applications, is demanding increased focus during normal outages, and ongoing…
Generator Repair Services: Alstom Generator Leak Detection and Cooling System Restoration
Mechanical Dynamics & Analysis (MD&A) was contracted to bring its expertise to a planned major outage of a GEC Alsthom® / Alstom Generator in the…
Quadruple Steam Turbine-Generator Majors with Precision, Breadth, and Coordination
Mechanical Dynamics & Analysis (MD&A) has completed a quadruple Major inspection and repair of two steam turbine systems and two gas turbine generators, using the…
MD&A Positions Itself as Alternative Source for 7FA & 7EA Gas Turbine Rotors
With hundreds of 7FA & 7EA gas turbines approaching end-of-life thresholds and industry-wide constraints on forgings and shop capacity, MD&A has invested a decade in…
7FA Gas Turbine and 7FH2 Generator Major Inspections
Mechanical Dynamics & Analysis (MD&A) completed a GE® 7FA gas turbine major inspection on a dual-fuel 7FA.03 unit alongside a hydrogen-cooled 7FH2 generator, returning the…
Remote Monitoring Video
Our Remote Monitoring and Predictive Maintenance program is designed to help power producers stay ahead of equipment issues, not just react to them. Leveraging continuous…
7FH2 Generator Field Replacement with Stator Rewind
MD&A was contracted to perform a Generator Major inspection, to provide a GE® 7FH2 Generator Field Replacement and perform an onsite Stator Rewind. The scope…
HPIP Outer Shell Valve Chest Weld Restoration Onsite
In the power generation industry, turbine reliability is non-negotiable. When a critical component like the HPIP outer shell of a steam turbine shows signs of…
MD&A Completed 330H Generator Stator Rewind
Major Inspection of a 330H gas-turbine generator indicated that a stator rewind was needed. The unit failed electrical tests and had suffered with indications of…
