Shell Coal Gasification Technology

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Shell gasification processes – dedicated to feedstock Liquid refinery residues SGP Coal and coke SCGP Differences SGP: Non-slagging condition SGP: Refractory lined gasifier SGP: Liquid feed system SGP: Fire tube boiler SGP: Soot water handling SCGP: Slagging condition SCGP: Membrane wall gasifier SCGP: Dry feed system SCGP: Water tube boiler SCGP: Solid slag handling Shell Global Solutions 6
SCGP – membrane wall, protected by the slag layer Solid slag layer on refractory lining (Protection for the water tubes) Water–steam mixture out (To steam drum) > 1,500°C Refractory lining fixed on tubes (Thickness: – 14 mm [½ in.]) Molten slag flow on solid slag layer (Downward flow by gravity) Annular space 240°C (depending on boiler water temperature) Water tube Boiler water in (Saturated, operating range 40–70 bar) Shell Global Solutions 7
Page 1 and 2: Shell Global Solutions Shell Coal G
Page 3 and 4: Shell gasification processes - oper
Page 5: Shell gasification processes - feed
Page 9 and 10: SCGP - advantages • High availabi
Page 11 and 12: Nuon IGCC, Buggenum, the Netherland
Page 13 and 14: SCGP - Coal properties operated at
Page 15 and 16: Nuon IGCC plant, clean coal technol
Page 17 and 18: Buggenum - availability of SCGP and
Page 19 and 20: SCGP - membrane wall gasifier manuf
Page 21 and 22: SCGP-1 in Deer Park (USA) Capacity
Page 23 and 24: SCGP - coal properties tested at SC
Page 25 and 26: Partial water quench - process flow
Page 27 and 28: SCGP water quench - a change for th
Page 29 and 30: General IGCC SGC compared with wate
Page 31 and 32: Back-up slides Back-up slides Shell
Page 33 and 34: SCGP - dry versus slurry feed: cons

Shell Coal Gasification Technology

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