发明名称 Method and device for feeding gaseous fuel to a premix burner
摘要 An initial part of the fuel is fed, via a first feeder (4) with an injector plate (15), to the main pipe (10) where it is mixed with oxygen-enriched primary gas (PG) inside at least one pre-mixing zone (VMZ). The concentration of the fuel in the pre-mixture (VM) thereby formed is such that the pre-mixture lies outside the ignition limit. The pre-mixture is fed to a final mixing zone (EMZ) where it is mixed with the remaining fuel (RB) and/or with oxygen-enriched secondary gas (SG), via a second feeder (6) inside a housing (10). The resulting final mixture (EM) is fed to a subsequent combustion zone (VZ) to which an oxygen-enriched tertiary gas (TG) is fed the combustion zone.
申请公布号 EP0719983(B1) 申请公布日期 1999.10.27
申请号 EP19950810781 申请日期 1995.12.11
申请人 ASEA BROWN BOVERI AG 发明人 MCMILLAN, ROBIN
分类号 F23D14/02;F23D14/62 主分类号 F23D14/02
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