He Gaohong   

Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates

Title : Director of R & D Center of Membrane Science and Technology

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Language:English

Paper Publications

Title of Paper:膜法脱除1,1-二氟乙烷气体中的水蒸气

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Date of Publication:2008-08-20

Journal:现代化工

Included Journals:Scopus、PKU、ISTIC、CSCD

Volume:28

Issue:8

Page Number:76-78,80

ISSN No.:0253-4320

Key Words:1,1-二氟乙烷;水蒸气;脱水;中空纤维膜组件

Abstract:采用聚砜中空纤维膜组件脱除某制冷剂厂1,1-二氟乙烷(HFC-152a)中的水蒸气,实验考察了HFC-152a和水蒸气在膜中的传质分离效果,研究了管程压力和管程气体流速对脱水效果的影响.聚砜中空纤维膜组件在较低操作压力下,可使HFC-152a气体中的含水质量分数由(700~900)×10-6降低至(200~300)×10-6.对工厂现有脱水流程进行了优化设计,降低了能耗,从而可以取得良好的经济效益.

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