| 石灰-石膏湿法脱硫工艺主要运行参数控制调整探析 |
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| 引用本文： | 景建平,吴文辉.石灰-石膏湿法脱硫工艺主要运行参数控制调整探析[J].热力发电,2011,40(11). |
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| 作者姓名： | 景建平 吴文辉 |
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| 作者单位： | 上海龙净环保科技工程有限公司,上海,200063 |
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| 摘 要： | 结合上海漕泾热电有限责任公司应急锅炉脱硫设备的调试,介绍石灰-石膏法脱硫工艺运行特点,总结出石灰浆液初始质量浓度、吸收塔浆液pH值、密度等工艺参数合理范围及其控制方法。调试结果表明,当吸收塔浆液密度>1 140kg/m3时,脱硫效率下降,合理控制吸收塔浆液密度和pH值可使石灰-石膏法脱硫系统脱硫效率保持在95%以上,且石膏品质良好,系统运行稳定,水、电、石灰粉耗量等各项经济指标也均在设计范围之内。
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| 关 键 词： | 烟气脱硫 石灰-石膏法 石灰石-石膏法 湿法脱硫 工艺参数控制 |
ENQUIRY INTO AND ANALYSIS OF CONTROL AND ADJUSTMENT FOR MAIN PARAMETERS IN OPERATION OF LIME/GYPSUM WET DESULPHURIZATION TECHNOLOGY |
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| JING Jianping,WU Wenhui.ENQUIRY INTO AND ANALYSIS OF CONTROL AND ADJUSTMENT FOR MAIN PARAMETERS IN OPERATION OF LIME/GYPSUM WET DESULPHURIZATION TECHNOLOGY[J].Thermal Power Generation,2011,40(11). |
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| Authors: | JING Jianping WU Wenhui |
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| Affiliation: | JING Jianping,WU Wenhui Shanghai Longjing Engineering Co Ltd,Shanghai 200063,PRC |
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| Abstract: | Combined with debugging in emergency desulphurization of the boiler in Shanghai Caojing Thermal Power Co Ltd,the operation features of lime/gypsum desulphurization technology has been presented,the reasonable range and control method of technological parameters,such as concentration of lime slurry,the pH value and density of slurry from absorption tower,etc.,is being summarized up.Results of debugging show that the efficiency of desulphurization decreases as the density of slurry from absorption tower being... |
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| Keywords: | flue gas desulphurization lime/gypsum method lime stone/gypsum method wet desulphurization control of technological parameters |
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