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三相生物流化床的相含率及气液传质性能研究
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【给排水实习论文】摘要:采用内循环三相生物流化床,用清水进行了在不同活性炭载体加入量下,当进气量改变时流化床内的气液传质性能的实验,认为当 Ug≥0.75 m3/h时,随着气体流量增加,可改善流化床的氧传质效率,缩短循环时间和混合时间,提高气含率,但过高的气体流量(Ug≥1.1m3/h)并不利于流化床的操作。载体加入量增加,会导致氧传递性能下降,循环时间和混合时间缩短,气含率减小。 关键词:内循环三相生物流化床 氧传递效率 气含率 中图分类号:X703.1 文献标识码:A 文章编号:1009-2455(2001)06-0001-04 Study on the Phase Holdup and
Gas-Liquid Mass Transfer Efficiency in Biological
Fluidised Bed XIE Cheng, CHEN Zhong-hao, SHU
Ming-jun, LI You-ming ( Paper Making & Pollution Control
Engineering Research Center, South China University of
Technology, GuangZhou 5l0641, China ) Abstract: Gas-liquid mass transfer
efficiency test with tap water and varied activated
carbon carrier addition at varying amo
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