多效平板膜蒸馏用于反渗透浓水浓缩的中试研究

苏成龙,杨阳,高永刚,史志伟

Pilot study of multiple effect flat membrane distillation for concentration of reverse osmosis concentrated water

Chenglong SU,Yang YANG,Yonggang GAO,Zhiwei SHI

表3 真空压力对膜蒸馏运行的影响

Table 3 Effect of vacuum pressure on membrane distillation operation

真空压力/kPa 产水流量/(L.h-1) 浓水流量/(L_h-1) 浓缩倍数 6 43~45 21.6 3 8 43~45 21.6 3 10 34 31 1.9 15 21 44 1.36 20 10.5 55 1.09