NUCLEAR TECHNIQUES, Volume. 46, Issue 6, 060301(2023)
Progress in the application of water distillation for tritiated water separation
Figures & Tables(10)
Fig. 1. Saturation vapor pressure of isotopically distinct water at different temperatures
Table 1. Boiling point of hydrogen with different isotopic compositions
View tableView in ArticleTable 1. Boiling point of hydrogen with different isotopic compositions
物质Material H2 HD HT D2 DT T2 沸点
Boilling point / K
20.28 22.13 22.92 23.65 24.38 25.04
Table 2. Separation factors of HDO and HTO at 25 ℃, 50 ℃, and 100 ℃
View tableView in ArticleTable 2. Separation factors of HDO and HTO at 25 ℃, 50 ℃, and 100 ℃
分离因子 Separation factor αHDO αHTO 25 ℃ 1.075 1.095 50 ℃ 1.053 1.065 100 ℃ 1.026 1.030
Table 3. Influence of tower diameter on HETP[40-41]
View tableView in ArticleTable 3. Influence of tower diameter on HETP[40-41]
填料类型（尺寸：15 mm×15 mm）
Type of packing (size: 15 mm×15 mm)
精馏塔内径
Inside diameter of rectifying column / mm
HETP
/ cm
不锈钢Dixon环
Stainless steel Dixon ring
120 16 200 20 300 28 带有一个波纹的不锈钢Dixon环
Stainless steel Dixon ring with a ripple inside
120 14 200 16 300 20 带有多个波纹的不锈钢Dixon环
Stainless steel Dixon ring with multiple ripples inside
120 12 200 13 300 15
Table 4. Effect of packing material on separation efficiency
View tableView in ArticleTable 4. Effect of packing material on separation efficiency
填料材质
Material of packing
填料直径
Diameter of packing / mm
HETP / cm 不锈钢螺旋棱柱填料Stainless steel spiral prismatic packing 25 2.6 铜螺旋棱柱填料
Copper spiral prismatic packing
25 2.1 铜Dixon填料
Copper Dixon packing
40 3.3
Table 5. Comparison of separation effect between ceramic packing and stainless-steel Dixon ring[39]
View tableView in ArticleTable 5. Comparison of separation effect between ceramic packing and stainless-steel Dixon ring[39]
填料材质
Material of packing
填料直径
Diameter of packing
/ mm
HETP
/ cm
陶瓷
ceramic
1.2 4.7 3.0 12.5 5.0 13.0 不锈钢Dixon环
Stainless steel Dixon ring
1.5 5.3 3.0 9.0 6.0 6.0
Table 6. Effect of SPP packing size on separation efficiency[36]
View tableView in ArticleTable 6. Effect of SPP packing size on separation efficiency[36]
实验年份
Year of experiment
填料直径
Diameter of packing / mm
填料尺寸
Size of packing / mm
HETP / cm 2015 60 4×4×0.25 3.9 6×6×0.4 7.0 120 4×4×0.25 4.3 6×6×0.4 7.1 8×8×0.4 10.5 2018 120 2×2×0.2 1.9 3×3×0.2 2.8
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Shuya ZHANG, Qian YANG, Aiping JIN, Hanzhou LIU, Shuao WANG. Progress in the application of water distillation for tritiated water separation[J]. NUCLEAR TECHNIQUES, 2023, 46(6): 060301
Paper Information
Category: Research Articles
Received: Nov. 13, 2022
Accepted: --
Published Online: Jul. 5, 2023
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