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学术报告-2012-11-16

时间 :2012年11月13日   来源于:煤转化国家重点实验室

题  目:Investigation of Catalyst Materials Durability in the Development of New Processing Technologies

An Extensive Case History: Supported Combustion Catalysts for Application in Industrial Gas Turbines

报 告 人:Dr. Jon G. McCarty (Jon McCarty Resume.pdf)

时  间:2012年11月16日,下午03:00

地  点:煤转化国家重点实验室能源楼三层报告厅(东侧)

报告摘要:

  The durability of catalysts is almost always a major issue in the development and commercialization of catalytic fuel conversion and utilization processes. Catalytic combustion is especially prone to catalyst deactivation because of the high temperatures, high partial pressures of oxygen and water vapor, rapid thermal transients, very high ambient air exposure levels, etc. This presentation will cover the experimental techniques, analysis of results, and modeling of aging phenomena in the extensive investigation and mitigation of materials durability issues for the commercialization of catalytic combustion by Catalytica Energy Systems (1997-2006). Topics include: 1-Hydrothermal aging of active and supporting catalyst phases, 2-Adhesion and cohesion of catalyst washcoat, and 3-Poisoning and inhibition of catalyst activity. A brief introduction to catalytic combustion process and application to turbine power generation will proceed the discussion of catalyst materials durability.