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Generator Repair & Services

MD&A provides comprehensive refurbishment & repair of large utility generator stators and fields, including high voltage bushing refurbishment and the complete rewinding of inner liquid-cooled generators.

Our turbine-generator repair facility centrally located in St. Louis, MO can accommodate generator field rewinds of any capacity, including large 4-pole nuclear units.  Our generator experts can also perform a stator rewind on-site.

Through years of power generation industry experience, our generator repair specialists conduct full scope electrical testing, visual inspections and specialty tests as per customer requirements.

We invest heavily in the development of people, procedures and principle which facilitate improvements in design, reliability and performance.  Our generator experts designed many solutions to numerous aging fleet issues; for example, 7FH2 generator spring migration repair and dusting on 7FH2 & 324 stator end winding systems.

Generator Services

  • Crawler in generator | Robotic Generator In-Situ Inspection

    Robotic Generator In-Situ Inspection

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  • Outage Planning | Turbine Foundation Monitoring

    Outage Planning

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  • Technical Direction | Steam Turbine Technical Direction

    Technical Direction

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  • Turnkey Labor

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  • DC Leakage Testing | Generator Repair

    Generator Testing & Inspections

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  • 4HSB Rotor | High Speed Balance Facility

    Balancing & Vibration Analysis

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  • Control Excitation Field

    Control and Excitation Field Engineering, Consulting & Training

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  • Generator Excitation Rertrofits

    Generator Excitation Retrofits

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  • Turbine System Enhancements

    Turbine System Enhancements

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  • Turbine Foundation Monitoring

    Turbine Foundation Monitoring

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  • Centerline Installation | Turbine Foundation Monitoring

    Center-line Installations

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Generator Repair

Generator Parts

  • Generator Stator Bars

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  • Collector Rings

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  • Westinghouse Hydrogen Seal | Generator Retrofits & Replacements

    Hydrogen Seal Rings & Assemblies

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  • Insulated Bearing Ring | Tapered Land Thrust

    Insulated Bearing Rings

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  • oil deflector

    Oil Deflectors

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  • Composite Bushing Inspection | Generator Retrofits & Replacements

    HV Bushings & Auxiliaries

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  • Fasteners

    Fasteners

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  • Misc Generator Parts | Generator Retrofits & Replacements

    Miscellaneous Generator Components

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  • Generator Retrofits & Replacements

    Generator Retrofits & Replacements

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  • Legacy Turbine Circuits

    Legacy Turbine Circuit Boards, Repairs & Service

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Apr 06

Field Rewind with a Rotor Slot Dovetail Repair

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MD&A Insight Blog
Jun 01

Mark VI Customer Training Course

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All Upcoming Seminars

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Mechanical Dynamics & Analysis LLC   |   19 British American Blvd., Latham, NY 12110   |   P (518) 399-3616   |   F (518) 399-3929