Steam Turbine Rotor Repairs

Mechanical Dynamics and Analysis inspected and repaired a 20 MW industrial rotor. The unit was a 15 stage single condensing design. MD&A’s experts successfully designed and modified the N-1 packing area, and removed the stage 3 and 4 wheels. Power plant owners face a major challenge of keeping aging turbines up and running — efficiently […]

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Topless Turbine Laser Alignment

Mechanical Dynamics and Analysis’ Topless Turbine Laser Alignment ® Service eliminates the time consuming and expensive process of reassembling a steam turbine for “Tops-On” alignment measurements, saving hundreds of man-hours labor per turbine section. Most centerline alignment activities are moved off the critical path, reducing outage duration by days. Why Align? Correct bearing loading, reducing […]

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Connect with MD&A on Social Media

Connect with MD&A on LinkedIn, Twitter, Google+, and YouTube in order to hear from our experts & discover our new engineered solutions & learn about our case studies. MD&A has been solving customer problems since 1982!   LinkedIn MD&A Twitter @mdaturbines Google+ MD&A Turbines YouTube MD&A Turbines  

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Alstom® Generator Pole Crossover Modification

MD&A has developed multiple pole crossover designs to address the Alstom® generator pole crossover cracking issue.  These designs reduce the chance of cracking of both the braze interface and the jumper itself. Have MD&A look at your generator field today, call our Turbine-Generator Repair Facility at (314) 880-3000 or use our Contact form.

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MD&A Solution for 7FH2 & 324 Stator End Winding Dusting Issues

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 as a result of materials used during manufacturing. MD&A is experienced in evaluating the areas dusting has been found and making repairs which […]

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Valve Seat Repair

Mechanical Dynamics and Analysis inspected and repaired a KN turbine’s HP and IP MSV and CV seat areas. There is a history of these units having stellite bonding issues.  MD&A can perform valve seat repair on-site or in-shop!   The HP valves were the first to be inspected in-shop. It took very little effort to liberate the […]

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MD&A Insight Newsletter

With our vast range of products and services for power generators, we hope this MD&A Insight Newsletter can help you with our expertise, case studies and helpful bulletins.   Vol 14 NEWSLETTER: Sept 13 2018 Vol 13 NEWSLETTER: June 14 2018 Vol 12 NEWSLETTER: Mar 15 2018 Vol 11 NEWSLETTER: Dec 14 2017 Vol 10 […]

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Gas Turbine Services

Experienced Gas Turbine-Generator Parts, Repairs, and Services Power plant owners and operators have entrusted their turnkey turbine-generator overhauls to Mechanical Dynamics & Analysis for over three decades. Our project managers and technical directors are seasoned professionals with a broad range of experiences whose skill sets cover both common and unique makes and models of turbo […]

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Steam Turbine Advanced Sealing System

MD&A Parts Division’s Advanced Sealing system for steam turbines, consists of the Patented Guardian® & Vortex Shedder® Sealing Technology which improves steam turbine efficiency above design! View our new 3D video below and then call MD&A Parts Division today at (518) 885-3199 or use our Contact form.

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Exhaust Temperature Spreads

What is an exhaust temperature spread, and why is it so important to monitor and take appropriate action when an exhaust temperature spread develops? An exhaust temperature spread refers to a high differential in readings between the thermocouples placed radially around the exhaust of a gas turbine. The worst exhaust temperature spreads occur when the […]

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