Biomass gasification and carbon capture coupling system and process

The invention discloses a biomass gasification and carbon capture coupling system, relates to the technical field of biomass resource utilization, and aims to solve the problems of how to realize efficient utilization of biomass energy, effective emission reduction of carbon dioxide and low-cost production of alkaline compounds. The system comprises a fluidized bed device for gasifying a biomass raw material, the output end of the fluidized bed device is communicated with a pressure swing adsorption device, the output end of the pressure swing adsorption device is communicated with an ammonia preparation device, and the output end of the ammonia preparation device is communicated with a carbon capture device; the pressure swing adsorption device is also communicated with a heat utilization device; and the heat utilization device is used for providing heat energy for the ammonia preparation device. 本发明公开了一种生物质气化与碳捕集耦合系统，涉及生物质资源利用的技术领域，本发明旨在解决如何实现生物质能源的高效利用、二氧化碳的有效减排和碱性化合物的低成本生产的问题，本发明包括有用于气化生物质原料的流化床装置，所述流化床装置