煤气化燃料电池发电（IGFC）是一种新型煤电技术，可大幅提高煤电效率，实现CO2及污染物近零排放。介绍了IGFC技术原理、优势及现状，调研了高温燃料电池的国内外进展，并介绍了正在开展的国家重点研发计划IGFC项目情况。利用Aspen软件建立合成气燃料电池发电系统模型，对即将开展的MWth级IGFC示范系统进行模拟和分析，并与天然气燃料电池发电系统进行比较。同时根据目前研究进展情况，总结了CO2近零排放的IGFC系统主要的技术挑战，包括电堆开发、多堆模块设计、尾气燃烧、热量回收和系统控制等方面，为后续MWth级IGFC系统开发及示范提供方向指导。

Integrated gasification fuel cell (IGFC) power generation is a novel coal power technology,which could greatly improve the efficiency of coal to electricity and achieve zero emission of CO2 and pollutants.This paper first introduces the principle,advantages and status of the IGFC technology,and investigates the technical progress in high temperature fuel cell at home and abroad.The IGFC project status of the national key R & D program is also introduced.Subsequently,a model for syngas fuel cell power generation system is built using Aspen software,and the MWth IGFC demonstration system is simulated and analyzed using the model.Simulation results for syngas fuel cell power system are also compared with the natural gas fuel cell power system.Finally,according to the current research progress,the main technical challenges for the IGFC system with CO2 near zero emission are summarized,including stack development,multi-stack module design,exhaust gas combustion,heat recovery and system control,etc.,which could provide guidance for the development and demonstration of the MWth level IGFC system.