+1 (302) 691-3330mail@tgadvisers.comTalk to an Expert. →

Archive for author: TGA

Turbine Tech: Flexible operations – steam turbine high temperature casing cracking

Inner casing inlet inspection

As published in Energy-Tech Magazine: Background Dispatching requirements for many combined cycle plants (CCP) have pushed design limits for fast star...

Read More

Torsional vibration concerns on large nuclear and fossil steam turbine generator retrofits

Torsional vibration concerns on large nuclear and fossil steam turbine generator retrofits 6

As published in Energy-Tech Magazine: By Stephen R. Reid Based on a recent assessment of nuclear and fossil generating stations in Europe, TG Advis...

Read More

Evaluate steam turbine control valve seat interference fits during overhauls

Evaluate steam turbine control valve seat interference fits during overhauls 3

As published in Energy-Tech Magazine: By Stephen R. Reid, PE Introduction Control and governor valves operate under severe service conditions. Expo...

Read More

SCC of low pressure rotor blade attachments

SCC of low pressure rotor blade attachments 1

As published in Energy-Tech Magazine: By Stephen R. Reid, PE, and Gary Golden Background Stress corrosion cracking (SCC) of low-pressure steam turb...

Read More

Specify combined-cycle steam turbine’s rotors for daily start, stops

ask expert

As published in Energy-Tech Magazine: By Stephen R. Reid, PE Combined cycles are expected to cycle on and off more frequently than conventional fos...

Read More

Junk in and junk out

Junk in and junk out 1

As published in Energy-Tech Magazine: By Stephen R. Reid, PE, TG Advisers Inc. Introduction Torsional vibration resonance can result in significant...

Read More

Important considerations in establishing combustion turbine blade and vane refurbishment intervals

Important considerations in establishing combustion turbine blade and vane refurbishment intervals 1

As published in Energy-Tech Magazine: By Stephen R. Reid, P.E., TG Advisers Inc. Combustion turbine blade maintenance and refurbishment intervals m...

Read More

Guidelines to achieve successful gas turbine part refurbishment

Guidelines to achieve successful gas turbine part refurbishment 2

As published in Energy-Tech Magazine: By Stephen R. Reid, P.E., TG Advisers Inc. Gas turbine hot-section hardware requires part refurbishment after...

Read More

Steam Turbine and Generator Reduced Minimum Load Considerations

Fig 2 Nozzle Block SPE

Background Reducing the minimum load at which a unit can reliably operate is one method to increase revenue potential during lower demand periods. For...

Read More

Torsional Vibration Failures of Large Steam Turbine Generators

Fig 3 Torque

Background In the early 1970’s, the industry experienced a number of unsolved low-pressure turbine blade failures. The most notable occurred at the Pr...

Read More
TGA Vertical 1
Turbine Generator Experts at Your Service