| 硫酸、亚钠生产中烟气中水净化洗涤水的循环-硫化处理与综合利用 |
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| 引用本文： | 宫毅,魏睿,梁晨曦,张永江,杨静.硫酸、亚钠生产中烟气中水净化洗涤水的循环-硫化处理与综合利用[J].环境工程,2009,27(3). |
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| 作者姓名： | 宫毅 魏睿 梁晨曦 张永江 杨静 |
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| 作者单位： | 金川集团公司化工厂安环科,甘肃,金昌,737100 |
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| 摘 要： | 针对化工厂硫酸、亚硫酸钠生产过程中烟气中水净化系统存在的酸性废水未能利用问题,在净化洗涤水处理综合利用工业实验改进与完善的基础上,将净化洗涤水自身的水质特性、系统循环特点与经典硫化沉淀水处理技术应用有机结合,并形成循环-硫化沉淀酸水处理技术措施,克服烟气中水洗涤净化水处理过程中存在的沉淀分离不够稳定等问题,不但使酸性废水得到高效循环利用,而且使经除杂等处理后的含酸17%以上的酸水,作为补充水用于硫酸干吸系统浓酸的稀释;而且使酸水中所含有价金属酸泥经分步沉淀、分类分离回收后送至冶炼厂提炼,使硫酸烟气中水净化洗涤系统酸性废水得到综合利用并实现其净化酸水系统少排或零排放。
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| 关 键 词： | 硫酸 亚钠 中水 净化洗涤水 循环-硫化 洗涤水处理 综合利用 |
THE RECIRCULATION-SULFIDIZATION AND COMPREHENSIVE UTILIZATION OF PURIFIED WASHING WATER IN WASTE GASES DURING PREDUCTION OF SIYLFURIC ACID AND SUB SODIUM |
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| Gong Yi,Wei Rui,Liang Chenxi,Zhang Yongjiang,Yang Jing.THE RECIRCULATION-SULFIDIZATION AND COMPREHENSIVE UTILIZATION OF PURIFIED WASHING WATER IN WASTE GASES DURING PREDUCTION OF SIYLFURIC ACID AND SUB SODIUM[J].Environmental Engineering,2009,27(3). |
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| Authors: | Gong Yi Wei Rui Liang Chenxi Zhang Yongjiang Yang Jing |
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| Institution: | Chemical Plant of Jinchuan Group Co.;Ltd;Jinchang 737100;China |
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| Abstract: | Based on the problem that the acidic waste water from waste gases can not be fully used in the water purifying system in the process of producing sulfuric acid and sodium sulfite in the chemical plant of Jinchuan Group Ltd,this paper elaborates how people,on the basis of industrial experiments of comprehensive utilization of purified washing water from sulfuric acid gas,according to the characteristics of the purified washing water,take technical measures of recirculation-sulfidization precipitation to over... |
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| Keywords: | sulfuric acid sodium sulfite purified washing water recirculation-sulfidization washing water treatment comprehensive utilization |
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