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Hybrid Membrane Processes for Water Reuse
Background
Results
Objectives
Materials and Methods Conclusions
References
𝑊𝑎𝑡𝑒𝑟 𝐹𝑙𝑢𝑥 = 𝐽𝑤 =𝑑∀
𝑑𝑡∙ 𝐴𝑚
−1 L ∙ m−2 ∙ h−1
𝑅𝑒𝑣𝑒𝑟𝑠𝑒 𝑆𝑎𝑙𝑡 𝐹𝑙𝑢𝑥 = 𝐽𝑠 =𝑑𝑐𝑓
𝑑𝑡∙ ∀𝑓 ∙ 𝐴𝐹𝑂
−1 g ∙ m−2 ∙ h−1
50% On
0 4 8 120.0
0.5
1.0
1.5
2.0
2.5
3.0
Specific Reverse Salt Flux
Tem
pera
ture
(°C
)
Specific
Revers
e S
alt F
lux (
g/L
)
Elapsed Time (hour)
0
10
20
30
40
50
60
70 Draw Solution Temperature
FO-DCMD Bench Scale System
𝑅𝑒𝑗𝑒𝑐𝑡𝑖𝑜𝑛 = 1 −𝐶𝑝
𝐶𝑓∙ 100 %
𝐽𝑠/𝐽𝑤
𝐽𝑤
𝐽𝑐
𝑪𝑭 𝑪𝑫𝑺 𝑪𝑫
𝐽𝑤
𝐽𝑐𝒅𝑽
𝒅𝒕
-
𝑽𝑭 𝑽𝑫𝑺+
- -+ +
- + - -+ +
𝒅𝑽
𝒅𝒕
𝐽𝑆
Bench-scale FO
Rejection
Bench-scale DCMD
Rejection
FO-DCMD System
Rejection
TOC TN TOC TN TOC TN
97% 68% 68% 97% 98% 98%
Acknowledgements