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Steam Turbines

For over three decades Mechanical Dynamics & Analysis has proudly offered comprehensive refurbishment of steam turbine-generators. We employ accomplished, self-motivated turbine and generator technical experts. Our engineers practice effective, time-tested principles that produce sound and superior repair solutions to aging fleet issues. Our turbine repair facility centrally located in St. Louis, MO, includes steampath services, generator services, field machining, steam turbine valves, a brand new high-speed balance facility and other specialty turbine-generator repair businesses, such as rotor welding.  Quality, attention to detail and on-time delivery are the cornerstones of our success.

MD&A’s technical directors, project managers, alignment engineers, and all our Outage Services’ supporting divisions are available 24 hours a day. Qualified, experienced, knowledgeable experts; we employ seasoned professionals. Our mechanical engineers are specialists in turbine-generator engineering, thermodynamics analysis, distortion correction, field machining and the many diagnostic and engineering service disciplines.

MD&A Parts Division  is a premier worldwide supplier of replacement new and used steam capital and consumable parts.  MD&A Bearings, Seals & Hydraulics Division specializes in steam turbine bearing repairs with quick delivery, such as Tapered Land Thrust and Tilt Pad Thrust.

Our Control Systems Division provides expertise to service or retrofit turbine control and generator excitation systems and their auxiliaries.  We specialize in custom solutions and independent advice based on individual steam turbine requirements from electronics to systems maintenance.

Lastly, we also offer comprehensive impulse and reaction steam turbine retrofit packages for High Pressure (HP), High-Intermediate Pressure (HIP) and Low Pressure (LP) turbine sections.

Steam Services

  • Outage Planning | Turbine Foundation Monitoring

    Outage Planning

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  • Turbine Foundation Monitoring

    Technical Direction

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  • Turnkey Inspection | Steam Turbine Turnkey Labor

    Turnkey Labor

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  • Turbine Topless Laser Alignment - Steam Turbine Services

    Topless Alignment

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  • Operational Alignment Diagnostics

    Operational Alignment Diagnostics-CMM System

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  • Coupling Laser Alignment

    Coupling Laser Alignment

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  • Custom Seal Installation | Turbine Foundation Monitoring

    Custom Installation of Seals

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  • Field Machining Services | Turbine Foundation Monitoring

    Field Machining

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  • Turbine Engineering | Balancing Vibration

    Balancing & Vibration Analysis

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  • Control Excitation Field

    Control and Excitation Field Engineering, Consulting & Training

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  • Steampath Audit | Turbine Engineering

    Steam Path Audits

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  • Turbine Engineering

    Turbine Engineering

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  • Remaining Life Analysis | Turbine Engineering

    Remaining Life & Finite Element Analysis

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  • Thermodynamic Analysis | Turbine Engineering

    Performance Testing & Analysis

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  • Thermodynamic Analysis | Turbine Engineering

    Thermodynamic Analysis

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  • Thermographic Survey

    Thermographic Survey

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  • Turbine System Enhancements

    Turbine System Enhancements

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  • Turbine Control Retrofits

    Turbine Control Retrofits

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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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  • Acceptance Testing

    Acceptance Testing

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Steam Repair

  • Portable Machine Shops

    Portable Machine Shops

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  • Field Machining | Portable Machine Shops

    Machining Services

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  • Stationary Component Repair - Steam Turbine Repair - Gas Turbine Repair

    Stationary Component Repair

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  • Rotating Component Repair | Steam Turbine Repair

    Rotating Component Repair

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  • Rotor Straightening | Steam Turbine Repair

    Rotor Straightening

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  • Casing and Shell Renovations | Steam Turbine Repair

    Casing/Shell Analysis & Renovation

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  • Ball Ring Repair

    Bearing Ball Ring Repairs

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  • Turbine Engineering | Distortion Correction

    Distortion Correction

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  • High Speed Balance Facility

    High Speed Balance

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  • Valve Repair | Steam Turbine Components

    High Pressure Valve Repair

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  • Valve Actuator | Steam Turbine Components

    Turbine Valve Actuators

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  • Westinghouse Horizontal Throttle Valve Repair | Steam Turbine Components

    Westinghouse® Horizontal Throttle Valves

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  • Steam Seal Regulators | Steam Turbine Components

    Steam Seal Regulator

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  • MHC Operating Governor | Steam Turbine Components

    MHC Operating Governor

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  • Control Power Pac | Steam Turbine Components

    Control Pac Power Actuators

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  • Steam Turbine Components

    Overspeed Governor

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  • Control Rotor | Steam Turbine Components

    Control Rotor

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  • Tappered Land Thrust Bearing | Turbine Bearing Repairs

    Tapered Land Thrust

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  • Tilt Pad Thrust Bearing | Turbine Bearing Repairs

    Tilt Pad Thrust

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  • Elliptical Journal Bearing | Turbine Bearing Repairs

    Elliptical Journal

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  • Tilt Pad Journal Bearing | Turbine Bearing Repairs

    Tilt Pad Journal

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  • oil deflector

    Oil Deflectors

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  • Bronze Steel Rings

    Bronze Turbine Seal Rings

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  • Advanced Rotor Welding

    Advanced Rotor Welding

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Steam Parts

  • Hardware Steampath Components | Turbine Hardware

    Steampath Components

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  • Hardware Stationary Components | Turbine Hardware

    Stationary Components

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  • Valve Components

    Valve Components

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  • Main Stop valve upgrade | Steam Turbine Retrofits

    Main Stop Valve Upgrade

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  • Guardian Packing | Turbine Packing & Seals

    Guardian® Packing

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  • Vortex Shedder | Turbine Packing & Seals

    Vortex Shedder® Spill Strips

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  • Conventional Design Packing | Turbine Packing & Seals

    Conventional Packing & Spill Strips

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  • Custom seal installation | Turbine Packing & Seals

    Custom Seal Installation

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  • Tapper land thrust bearing | Tapered Land Thrust

    Tapered Land Thrust

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  • Tilt pad thrust bearing | Tapered Land Thrust

    Tilt Pad Thrust

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  • Elliptical Journal Bearing | Tapered Land Thrust

    Elliptical Journal

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  • Tilt Pad Journal

    Tilt Pad Journal

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  • oil deflector

    Oil Deflectors

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  • Bronze Steel Rings

    Bronze Seal Rings

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  • Fasteners

    Fasteners

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  • Legacy Turbine Circuits

    Legacy Turbine Circuit Boards, Repairs & Service

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  • MITSUBISHI HITACHI POWER SYSTEMS Long Blades/ Continuous Cover Blades

    MHPS Continuous Cover Blades /Long Blades

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  • Steam Turbine Retrofits

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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