August 2005

Special Report: Fluid Flow and Rotating Equipment

Root-cause failure analysis applied to a gas turbine failure

This case study illustrates the method

Chatterjee, S. K., Hindustan Petroleum Corp. Ltd. (HPCL)

Though people experienced in maintaining equipment try to forestall failures by taking preventive measures based on their knowledge and experience, it is still possible for failures to occur due to completely unexpected factors. So it is essential to perform a thorough evaluation of a system's total adequacy, covering both problem and trouble-free areas simultaneously. This will help in considering the maximum possible alternative scenarios to minimize unexpected failure events. In doing formal failure analysis, analysts often become perplexed while assessing probable causes. Identifying the appropriate causes is the most important part for pinpointing the root causes. This is achieved mai

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