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1.
公开(公告)号:US20180340686A1
公开(公告)日:2018-11-29
申请号:US15981338
申请日:2018-05-16
Applicant: ExxonMobil Research and Engineering Company
Inventor: Hyungsik Lee , Kelly T. Murphy , Ada M. Cardenas , Todd A. Grubb
Abstract: A system for increasing flue gas side draft in a heater or boiler assembly is disclosed utilizing an impeller assembly to enable an increase in firing rates beyond the ability of the exhaust stack and to reduce the size of the low flue gas side pressure drop heat pipe air preheaters.