EPRI (Electric Power Research Institute) reports that 7FA gas turbines have a rotor life of about 144,000 hours, or 5,000 starts. The primary life-limiting factor is high cycle fatigue cracks ...

Composite materials are ideal for producing wind turbine blades because of their strength, light weight, and ability to be tailored to provide the precise mechanical properties needed for any blade ...

There are several operational factors and requirements that have guided design and development of composite wind turbine blades over the last 20 years. The most important factors and requirements are ...

We4Ce (Almelo, Netherlands), a Dutch rotor blade design and technology supplier, announced completion of end-to-end blade tests in India for a novel 2.5-3-megawatt (MW) rotor blade currently under ...

Mechanical Dynamics & Analysis (MD&A) completed compressor blade replacement work on two 7FA units, including full inspections, and ongoing operational recommendations. We were responsive to emerging ...

The Federal Aviation Administration has taken action in response to several instances of International Aero Engines (IAE) V2500 turbofans suffering high-pressure compressor blade failures. The agency ...