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7FA.04 (AGP) Gas Turbine Component Repairs – Enhancing Performance and Cost Savings

Mechanical Dynamics & Analysis (MD&A) is a leading provider of gas turbine component repairs. With a focus on maintaining optimal performance and reducing operating costs for our customers. MD&A has developed a range of repair processes for 7FA.04 advanced gas path (AGP) components. Significant savings can be realized by opting for lower-cost repaired spares instead […]

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Frame 5 Rotor Reconditioning and Rotor Life Assessment

Most large pulp and paper mills require vast amounts of reliable, base-load electric power. They also depend on steady high-temperature air and steam for their process operations. A large mill anticipated its current General Electric® Frame 5 gas turbine’s rotor would reach the end of its life cycle in 2024. A replacement would be needed. […]

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MD&A Completes Significant Combined-Cycle Inspection and Overhaul

Combined-Cycle Inspection and Overhaul

Hermiston Generating Plant For Hermiston Generating Plant in Oregon, Mechanical Dynamics & Analysis (MD&A) completed a complex, multiple-component combined-cycle major inspection and overhaul project that successfully brought both turbines and both generators back to full and reliable operations. The 474 MW combined-cycle plant was depending on the complete and efficient renewal of its Unit 2 […]

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Fuel Nozzle End Cover Insert Life Extension

Fuel Nozzle End Cover Insert

MD&A Fuel Nozzle Services Division can extend the service life of a Fuel Nozzle End Cover Insert. The life expectancy of an end cover increases from the OEM claim of 48,000 hrs. to over 125,000 hrs. with a new maximum of 7 insert replacements per cover. A braze-cracking issue can occur with F-Class DLN 2.0 […]

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Gas Turbine Exhaust Temperature Spreads

7FA.03+ upgrade

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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Gas Turbine Rotor Life Extension Video

MD&A’s Gas Turbine Rotor Life Extension Program provides options for your aging fleet. Our goal is to meet your operating strategy for remaining life through validation, repair, or replacement of life limiting components. View our video to see the process and then call MD&A today at (518) 399-3616 or use our Contact form.  MD&A’s Gas […]

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Gas Turbine Alignment

Gas Turbine Alignment

Mechanical Dynamics & Analysis (MD&A) experts offer specialized gas turbine services, such as Gas Turbine Alignment, as a global full-service provider to the power generation industry. Unlike steam turbine alignment, gas turbine alignment is performed with the upper halves installed, also called “Tops-On” alignment, and moves must be made in a specific sequence, adding to […]

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Combined Cycle Overhaul with our One-Stop Shop

Combined Cycle Overhaul

Mechanical Dynamics & Analysis (MD&A) recently completed an overhaul at a combined cycle plant consisting of gas and steam turbine majors, a steam turbine generator minor inspection, and a gas turbine generator major inspection. The customer combined scope was the largest single project implemented at the site since the combined cycle plant was commissioned. MD&A […]

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Overhaul Gas Turbine Repairs

At Mechanical Dynamics & Analysis (MD&A) we specialize in providing overhaul gas turbine repair services for power generation plants worldwide. Our team of experienced engineers and technicians offer a full-service, OEM-alternative for steam turbines, gas turbines, and generators to a wide range of clients. Our Turbine-Generator Repair Facility experts understand the importance of having a […]

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