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pro vyhledávání: '"Kent K. Coleman"'
Publikováno v:
Volume 6B: Materials and Fabrication.
Although failures of seam welded high-energy piping date to about 1970, the utility industry concern about premature failure of longitudinal seam welded piping has been of the utmost importance since the mid 1980’s driven primarily by well publiciz
Autor:
Stan T. Rosinski, Andres Sanchez, Curt Carney, Ulrich Woerz, Mario Berasi, Kent K. Coleman, Stefano Sigali, Nicola Rossi
Publikováno v:
Volume 7: Operations, Applications and Components.
Coal-fired power plants are often required to cycle extensively and operate relatively infrequently due to power market conditions and an increasingly broad deployment of renewable energy. This cyclic (start-stop and/or fast ramp rate) operation can
Publikováno v:
2013 IEEE Power & Energy Society General Meeting.
Increasing penetration of wind and solar power will impact the operations of conventional generation on the power grid. Increased cycling - on/off as well as load following, and ramping will result in increased capital, operations and maintenance cos
Autor:
Jonathan Parker, Kent K. Coleman
Publikováno v:
Volume 6: Materials and Fabrication, Parts A and B.
Over the last 10 years EPRI has been researching critical information on the factors affecting the performance of creep strength enhanced ferritic steels in general and Grade 91 steel in particular. This work has resulted in a major new report which
Autor:
Kent K. Coleman, Jeff Henry
Publikováno v:
Volume 9: Eighth International Conference on Creep and Fatigue at Elevated Temperatures.
Samples removed from several cracked piping and header circumferential seam welds have been examined destructively as part of an effort to understand why in the last few years there have been an increasing number of such seam weld failures at US powe
Publikováno v:
Materials Performance and Characterization. 2:20120039
At any point in the fabrication and installation of Grade 91 components, undesirable metallurgical conditions can develop as a result of incorrect heat treatment. Industry techniques for locating and evaluating these microstructures using nondestruct