烟气余热回收用旋流换热聚并吸收器、包含该吸收器的热泵系统及运行方法

By designing a swirl heat exchanger agglomeration absorber, the problems of low mass transfer efficiency, large size, easy clogging, and droplet entrainment in high-temperature flue gas treatment are solved, achieving efficient heat and mass transfer and miniaturization, and reducing equipment costs.

CN122408472APending Publication Date: 2026-07-17EAST CHINA UNIV OF SCI & TECH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
EAST CHINA UNIV OF SCI & TECH
Filing Date
2026-04-30
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing absorbers suffer from low mass transfer efficiency, large size, easy clogging, and severe droplet entrainment in high-temperature flue gas treatment, making it difficult to achieve efficient heat and mass transfer and miniaturization.

Method used

It adopts a swirl heat exchange agglomeration absorber, which uses the coupling design of tangential swirl air intake and multi-stage enhanced agglomeration cone disk to promote the collision and agglomeration of droplets and fine particles by utilizing the centrifugal force of swirl and the guiding effect of cone disk. Combined with the demisting element, it realizes gas-liquid separation and integrates the functions of flue gas waste heat recovery, dehumidification and particle separation.

Benefits of technology

It significantly improves the efficiency of gas-liquid heat and mass transfer, reduces absorbent entrainment loss, reduces the risk of equipment blockage, achieves compact absorber structure and system integration optimization, and reduces construction and maintenance costs.

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Abstract

烟气余热回收用旋流换热聚并吸收器、包含该吸收器的热泵系统及运行方法,属于烟气余热回收及热能利用技术领域。上塔体与下塔体竖直连通,上塔体侧壁与切向设置的烟气入口管连通,烟气入口管内部有雾化喷嘴组件;雾化喷嘴组件所有喷嘴的喷射方向均指向上塔体内部;上塔体上端有溢流管,溢流管内部设有除雾元件,溢流管侧壁与烟气出口管连通;上塔体内部有强化聚并锥盘,下塔体下端与集液槽连通设置,集液槽侧壁连通有溶液出口管。本发明强化了气液传热传质效率,实现显热与潜热的高效同步回收;降低吸收剂溶液的夹带损失;提升了长期运行的抗堵塞能力;实现了吸收器结构紧凑化与系统集成优化,提升了与吸收式热泵系统的协同适应性。
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Citation Information

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