CIESC Journal ›› 2023, Vol. 74 ›› Issue (8): 3279-3291.DOI: 10.11949/0438-1157.20230721
• Fluid dynamics and transport phenomena • Previous Articles Next Articles
Yue YANG1(), Dan ZHANG1(), Jugan ZHENG1, Maoping TU1, Qingzhong YANG2
Received:
2023-07-11
Revised:
2023-08-17
Online:
2023-10-18
Published:
2023-08-25
Contact:
Dan ZHANG
杨越1(), 张丹1(), 郑巨淦1, 涂茂萍1, 杨庆忠2
通讯作者:
张丹
作者简介:
杨越(2001—),男,硕士研究生,yysgdsg@stu.xjtu.edu.cn
基金资助:
CLC Number:
Yue YANG, Dan ZHANG, Jugan ZHENG, Maoping TU, Qingzhong YANG. Experimental study on flash and mixing evaporation of aqueous NaCl solution[J]. CIESC Journal, 2023, 74(8): 3279-3291.
杨越, 张丹, 郑巨淦, 涂茂萍, 杨庆忠. NaCl水溶液喷射闪蒸-掺混蒸发的实验研究[J]. 化工学报, 2023, 74(8): 3279-3291.
测量设备 | 型号 | 参数范围 | 精度 | 测量对象 |
---|---|---|---|---|
PIV系统 | LA ISION Nano PIV | 0~2000 m·s-1 | — | 雾羽速度场 |
Malvern激光粒度仪 | Spraytecv3·20 | 0.1~2000 µm | 0.02% | 雾羽粒径分布 |
精密比重计 | CJBMJ-24 | 0.650~1.850 kg·m-3 | 5×10-4 kg·m-3 | NaCl水溶液浓度 |
热电偶 | T型铠装 | -200~400℃ | 0.5℃ | 溶液温度和风温 |
压力表 | Y-100 | 0~2.5 MPa | 0.02MPa | 水侧压力 |
空气流量计 | BLLUGB-100 | 0~4000 m3·h-1 | ±1%FS | 风侧流量 |
Table 1 Main experimental parameters and range of test equipment
测量设备 | 型号 | 参数范围 | 精度 | 测量对象 |
---|---|---|---|---|
PIV系统 | LA ISION Nano PIV | 0~2000 m·s-1 | — | 雾羽速度场 |
Malvern激光粒度仪 | Spraytecv3·20 | 0.1~2000 µm | 0.02% | 雾羽粒径分布 |
精密比重计 | CJBMJ-24 | 0.650~1.850 kg·m-3 | 5×10-4 kg·m-3 | NaCl水溶液浓度 |
热电偶 | T型铠装 | -200~400℃ | 0.5℃ | 溶液温度和风温 |
压力表 | Y-100 | 0~2.5 MPa | 0.02MPa | 水侧压力 |
空气流量计 | BLLUGB-100 | 0~4000 m3·h-1 | ±1%FS | 风侧流量 |
实验参数 | 实验范围 | 绝对 不确定度 | 最小 测量值 | 最大相对不确定度 |
---|---|---|---|---|
水侧压力pw/MPa | 0.5~1.2 | 0.03 | 0.50 | 0.006 |
液滴温度tw/℃ | 20.0~132.0 | 0.5 | 20.00 | 0.048 |
掺混风温ta /℃ | 104.7~145.3 | 0.2 | 104.70 | 0.061 |
初始盐质量分数fm,0 | 0~0.15 | 5×10-3 | 0.05 | 0.01 |
过热度ΔT/K | 0~32.00 | — | — | 0.036 |
掺混距离Δx/mm | 0~180.00 | 5×10-4 | 0.03 | 0.017 |
掺混风速va /(m·s-1) | 10~17 | 0.031 | 10.00 | 2×10-3 |
液滴速度ud/(m·s-1) | 12.1~43.3 | 0.01 | 12.1 | 2.5×10-3 |
液滴粒径d32/μm | 43.92~135.20 | 0.02 | 43.92 | 0.087 |
Table 2 Uncertainty analyses of experimental parameters
实验参数 | 实验范围 | 绝对 不确定度 | 最小 测量值 | 最大相对不确定度 |
---|---|---|---|---|
水侧压力pw/MPa | 0.5~1.2 | 0.03 | 0.50 | 0.006 |
液滴温度tw/℃ | 20.0~132.0 | 0.5 | 20.00 | 0.048 |
掺混风温ta /℃ | 104.7~145.3 | 0.2 | 104.70 | 0.061 |
初始盐质量分数fm,0 | 0~0.15 | 5×10-3 | 0.05 | 0.01 |
过热度ΔT/K | 0~32.00 | — | — | 0.036 |
掺混距离Δx/mm | 0~180.00 | 5×10-4 | 0.03 | 0.017 |
掺混风速va /(m·s-1) | 10~17 | 0.031 | 10.00 | 2×10-3 |
液滴速度ud/(m·s-1) | 12.1~43.3 | 0.01 | 12.1 | 2.5×10-3 |
液滴粒径d32/μm | 43.92~135.20 | 0.02 | 43.92 | 0.087 |
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