| 池塘悬浮物COD值与灼烧减重燃烧热值的定量关系 |
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| 引用本文： | 申玉春,郭慧,吴灶和,熊邦喜.池塘悬浮物COD值与灼烧减重燃烧热值的定量关系[J].环境科学与技术,2010,33(1). |
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| 作者姓名： | 申玉春 郭慧 吴灶和 熊邦喜 |
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| 作者单位： | 1. 广东省南海水产经济动物增养殖重点实验室,广东,湛江,524025
2. 华中农业大学水产学院,湖北,武汉,430070 |
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| 基金项目： | 广东省重大科技专项(2007A032600004);;广东省重大科技兴海项目(B200608A03) |
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| 摘 要： | 为了快速监测水体悬浮有机物的数量,文章采用密封法测定COD,研究了池塘水体悬浮物及固体干物质样品的COD值与燃烧热值及灼烧减重之间的定量关系。结果表明:池塘水体悬浮物及固体干物质样品的COD值与燃烧热值及灼烧减重之间存在显著的相关关系。而且池塘水体悬浮物的COD值与燃烧热值之间的线性回归关系极显著,回归方程为,燃烧热值(J/L)=12.34COD(mg/L)+329.9。给定燃烧热值与有机碳的量以及与有机物量之间的换算系数,就可以推算出池塘悬浮有机物的数量。研究提出了一种池塘水体悬浮有机物的间接定量方法。
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| 关 键 词： | COD 灼烧减重 燃烧热值 悬浮有机物 |
Quantitative Relationship between COD of Suspended Matters,Weight Loss after Ignition and Calorific Values in Fishpond Water |
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| SHEN Yu-chun,GUO Hui,WU Zhao-he,XIONG Bang-xi.Quantitative Relationship between COD of Suspended Matters,Weight Loss after Ignition and Calorific Values in Fishpond Water[J].Environmental Science and Technology,2010,33(1). |
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| Authors: | SHEN Yu-chun GUO Hui WU Zhao-he XIONG Bang-xi |
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| Institution: | 1.Key Laboratory of Aquaculture in South China Sea for Aquatic Economic Animal;Guangdong Ocean University;Zhanjiang 524025;China;2.School of Fisheries;Huazhong Agriculture University;Wuhan 430070;China |
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| Abstract: | To test the content of suspended organic matters quickly in fishpond water,sealed tube method was used to analyze COD.Quantitative relationship between COD of suspended matters,dried matters and calorific values and weight loss after ignition were analyzed,and results showed that linear regression relationship between COD of suspended organic matters and calorific combustion value were extremely significant.Given the conversion coefficient from calorific value and organic carbon to quantity of organic subst... |
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| Keywords: | COD weight loss after ignition calorific value suspended organic substance |
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