燃气-蒸汽联合循环电厂烟气CO_(2)捕集与干冰联产技术的研究

Study on Combinative Production of Power Generation with CO_(2) Collection and Dry Ice in Gas-steam Combined Cyele Power Plant

烟气二氧化碳捕集与利用技术是火电厂碳减排的重要手段。本文对烟气二氧化碳捕集技术进行了介绍,并选用基于混合胺溶液的化学吸收法,设计了一种用于燃气-蒸汽联合循环电厂的烟气二氧化碳捕集与干冰联产技术工艺,可实现烟气中二氧化碳捕集,并用于食品级和工业级干冰的生产。

Carbon dioxide capture and utilization technology is an important means of carbon emission reduction in thermal power plants.In this paper,the technology of carbon dioxide capture in flue gas is introduced,and the chemical absorption method based on mixed amine solution is selected to design a technology of carbon dioxide capture in flue gas and dry ice co production for gas steam combined cycle power plant,which can realize carbon dioxide capture in flue gas and be used in the production of food grade and industrial grade dry ice.