| 农产品光学参数测量的双积分球系统及其应用 |
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| 引用本文： | 徐志龙,王忠义,黄岚,刘志存,侯瑞锋,王成. 农产品光学参数测量的双积分球系统及其应用[J]. 农业工程学报, 2006, 22(11): 244-249 |
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| 作者姓名： | 徐志龙 王忠义 黄岚 刘志存 侯瑞锋 王成 |
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| 作者单位： | 中国农业大学信息与电气工程学院,北京,100083;国家农业信息化工程技术研究中心,北京,100089;中国农业大学信息与电气工程学院,北京,100083;国家农业信息化工程技术研究中心,北京,100089 |
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| 基金项目： | 国家科技攻关计划;中国农业大学校科研和教改项目 |
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| 摘 要： | 为了得到农产品生物组织光学参数，设计了一套双积分球系统实验测量装置。文中描述了其测量原理、系统组成和测量技术，采用650 nm的半导体激光器作为光源，对Intralipid溶液和Evans Blue溶液进行了实际测量，验证了该测量系统的准确性。通过实测，纯牛奶的散射系数为27.719±0.836，吸收系数为0.014±0.001，各向异性因子g=0.846±0.002。通过与其它测量方法对照，相对误差小于5%，该装置能够较准确地获得样品的散射与吸收系数，使之适用于农产品(如果品蔬菜、动物肉、牛奶等)光学参数的测量。
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| 关 键 词： | 农产品 光学参数 双积分球系统 逆倍增算法 |
| 文章编号： | 1002-6819(2006)11-0244-06 |
| 收稿时间： | 2006-08-10 |
| 修稿时间： | 2006-10-18 |
Double-integrating-sphere system for measuring optical properties of farm products and its application |
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| Xu Zhilong,Wang Zhongyi,Huang Lan,Liu Zhicun,Hou Ruifeng and Wang Cheng. Double-integrating-sphere system for measuring optical properties of farm products and its application[J]. Transactions of the Chinese Society of Agricultural Engineering, 2006, 22(11): 244-249 |
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| Authors: | Xu Zhilong Wang Zhongyi Huang Lan Liu Zhicun Hou Ruifeng Wang Cheng |
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| Affiliation: | College of Information and Electrical Engineering, China Agricultural University, Beijing 100083, China;National Engineering Research Center for Information Technology in Agriculture, Beijing 100089, China;College of Information and Electrical Engineering, China Agricultural University, Beijing 100083, China;College of Information and Electrical Engineering, China Agricultural University, Beijing 100083, China;College of Information and Electrical Engineering, China Agricultural University, Beijing 100083, China;College of Information and Electrical Engineering, China Agricultural University, Beijing 100083, China;National Engineering Research Center for Information Technology in Agriculture, Beijing 100089, China;National Engineering Research Center for Information Technology in Agriculture, Beijing 100089, China |
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| Abstract: | |
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| Keywords: | farm products optical properties double-integrating-sphere system inverse adding-doubling algorithm |
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