二氧化碳捕集技术发展现状

Development Status of CarbonDioxide Capture Technology

二氧化碳捕集技术是未来碳减排的重要手段之一。综述了固体吸附法、化学吸收法和膜分离法3种二氧化碳捕集技术的发展现状。固体吸附法的吸附剂主要包括碳类吸附材料、沸石、金属类吸附材料,化学吸收法的吸收剂主要包括醇胺类、碳酸钾溶液、氨水,膜分离法常见的膜有无机膜、有机膜和复合膜。对各捕集技术的特点进行分析。

Carbon dioxide capture technology is one of the important means of carbon reduction in the future.The development status of three carbon dioxide capture technologies:solid adsorption method,chemical absorption method and membrane separation method,is reviewed.The adsorbents used in the solid adsorption method mainly include carbon-based adsorption materials,zeolites and metal-based adsorption materials.The adsorbents used in the chemical absorption method mainly include alcohol amines,potassium carbonate solution and ammonia water.The common membranes used in the membrane separation method include inorganic membranes,organic membranes and composite membranes.The characteristics of different capture technologies are analyzed.