负压气提在高含硫气田采出水脱硫处理中的应用
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王伟,朱国,杨光
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Application of negative gas stripping in removing sulfide of produced water in high sulfur gas field
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Wei Wang,Guo Zhu,Guang Yang
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表2 负压气提工程处理效果
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序号 | 真空压力/kPa | 负压气提塔进水 | | 负压气提塔出水 | 硫化物去除率/% | 硫化物质量浓度/(mg·L-1) | pH | | 硫化物质量浓度/(mg·L-1) | pH | 1 | -22~-31 | 884~1 208 | 4.6~5.0 | | 1.6~4.7 | 5.0~5.4 | 99.82~99.61 | 2 | -25~-31 | 858~1 425 | 4.3~5.1 | 1.3~3.0 | 5.0~5.3 | 99.85~99.79 | 3 | -28~-31 | 880~1 250 | 4.8~5.2 | 1.7~3.0 | 5.0~5.3 | 99.81~99.76 | 4 | -29~-32 | 667~805 | 4.9~5.2 | 1.3~2.5 | 5.0~5.3 | 99.81~99.69 | 5 | -22~-32 | 872~1 576 | 5.0~5.2 | 1.3~2.6 | 5.0~5.3 | 99.85~99.84 | 6 | -21~-29 | 956~1 704 | 5.0~5.2 | 2.9~4.7 | 5.0~5.3 | 99.70~99.72 | 7 | -28~-32 | 989~1 509 | 4.4~5.0 | 2.9~5.7 | 4.7~5.1 | 99.71~99.62 | 8 | -29~-33 | 939~1 207 | 4.9~5.2 | 0.7~2.4 | 5.0~5.3 | 99.93~99.80 | 9 | -26~-35 | 1 090~1 224 | 4.9~5.1 | 0.8~2.2 | 5.0~5.3 | 99.93~99.82 | 10 | -26~-33 | 813~1 008 | 4.7~5.0 | 0.8~2.7 | 5.0~5.1 | 99.90~99.73 | 11 | -29~-33 | 871~1 266 | 4.8~6.0 | 0.8~2.4 | 5.0~7.0 | 99.91~99.81 | 12 | -31~-33 | 1 103~1 140 | 6.7~7.1 | 268~318 | 8.0~8.2 | 75.70~72.11 | 13 | -23~-30 | 838~1 318 | 6.8~7.1 | 205~301 | 7.8~8.1 | 75.54~77.16 | 14 | -27~-32 | 1 023~1 388 | 4.8~5.1 | 2.3~6.9 | 5.0~6.9 | 99.78~99.50 | 15 | -21~-29 | 1 087~1 325 | 5.0~5.4 | 3.2~5.1 | 5.1~5.9 | 99.71~99.62 |
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