System monitors blades in operating gas turbines.(TESTING/ANALYSIS)

Advanced Materials & Processes,  September, 2005  

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An innovative system that continuously monitors operating blades in gas turbines has surpassed 5000 hours of operation, confirming that the technology is ready for commercialization, reports the U.S. Department of Energy and Siemens Power Generation, Alpharetta, Ga. The online monitor makes it possible for operators to replace turbine blades based on their actual condition, when the thermal barrier coating is known to be worn or damaged.

This capability optimizes the life of the blades, avoids the high cost of unscheduled replacement, and extends the time between preventive ...

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