High internal circulation gasifier

Figure 6.31 Several concept developments suggested to enhance hIgh-temperature Winkler (HTW) technology (a) Integrated HTW (IHTW) [151], (b) the power HTW (PHTW) [153], (c) Internal circulation gasifier (INCI) [154].

Figure 7.4 Interplay of gasifier models and ternary gasification diagram (HTW - high-temperature Winkler, INCI - internal circulation gasifier) (with permission from Ref. [17]. Copyright 2013, Elsevier).

Figure 9.2 Suggested process flow diagram for internal circulation gasifier (INCI) coal gasification (flow indications for 500 MW South African coal) (HP - high pressure, IP - intermediate pressure), (with permission from Ref. [11]. Copyright 2014, Elsevier).

Figure 9.5 Reh diagram with gasifier opera- e-line - entrainment line, f-line - fluidization tion points for South African coal (30 bar) and line, FBDB - fixed-bed dry bottom, HTW -varied ash content for the internal circulation high-temperature Winkler), gasifier (INCI) concept (BGL - British Gas/Lurgi,...

Figure 9.8 Tentative layout of a 500 MW internal circulation (INCI) gasifier for 30 bar SAf coal (HTW - high-temperature Winkler).

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