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…
MD&A Insight
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…
Diaphragm Dishing Repair
Mechanical Dynamics and Analysis inspected and repaired a stage 15 dished diaphragm. The unit was an upgraded 297.5 MW D6 frame unit. The stage 15…
Rexroth Hydraulic Actuator
MD&A Bearings, Seals & Hydraulics Division (MD&A) recently rebuilt a Rexroth® hydraulic actuator in less than 5 days which included providing new disc springs, servo,…
A-10 Rotor Straightening & High Speed Balance
Mechanical Dynamics and Analysis inspected and repaired an A-10 frame High-Pressure rotor. The unit was a 3600 rpm, 90 MW combined-cycle unit. MD&A’s Turbine-Generator Repair…
Tour of our new High Speed Balance facility!
Take a tour of our High Speed Balance facility! Mechanical Dynamics & Analysis (MD&A) High Speed Balance Facility is one of the most modern balance…
Welcome
Welcome to Mechanical Dynamics and Analysis’ (MD&A) Resource Center! MD&A is one of the largest turbine-generator repair & turbine engineering organizations in the United States….
HPU Pump Motors Are Continuously Running
PROBLEM DEFINITION The Hydraulic Power Unit (HPU) pump motors are continuously running at excessive current levels. DETAIL Many Hydraulic Power Unit (HPU) pump motors have…
