초록 ▼

A synthesis gas-power generation complex is disclosed, the complex being characterized by ability to generate sufficient electrical power for internal use and for export, and by structure for improved heat recovery and utilization. A process for synthesis gas production and power generation utilizin

A synthesis gas-power generation complex is disclosed, the complex being characterized by ability to generate sufficient electrical power for internal use and for export, and by structure for improved heat recovery and utilization. A process for synthesis gas production and power generation utilizing these concepts is also disclosed.

대표청구항 ▼

A synthesis gas generation complex comprising (a) a coal gasification plant, including at least one gasifier for the gasification of coal to produce synthesis gas at a temperature of about 2000°F. to 3000°F., the gasifier having heat exchange surfaces adapted for indirect heat exchange with steam an

A synthesis gas generation complex comprising (a) a coal gasification plant, including at least one gasifier for the gasification of coal to produce synthesis gas at a temperature of about 2000°F. to 3000°F., the gasifier having heat exchange surfaces adapted for indirect heat exchange with steam and water; (b) a heat exchange section comprising at least one heat exchanger in gas flow communication with said gasifier, said heat exchanger comprising at least one segment adapted to generate superheated steam, and lower temperature heat exchange segments; (c) a gas cleanup section in flor communication with said heat exchanger, said cleanup section comprising means for removing particulates and H2S from said synthesis gas; (d) a steam turbine adapted to receive and utilize superheated steam and produce a low temperature vapor, said steam turbine driving an electrical generator; (e) means for providing superheated steam from said heat exchanger to said steam turbine; (f) means for condensing low temperature vapor froms aid steam turbine to produce condensate, in flow communication with said steam turbine; and (g) means for supplying condensate, from said means for condensing low temperature vapor, to a lower temperature heat exchange segment of at least one heat exchanger in said heat exchange section for indirect heat exchange of said condensate; (h) means for recovering heated condensate from said lower temperature heat exchange section; and (i) means for supplying heated condensate from said means for recovering heated condensate to the heat exchange surfaces of a gasifer in said gasification zone for indirect heat exchange generation of steam.