| 曲线拟合法在热变形温度与维卡软化点测定仪中的应用 |
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| 引用本文： | 牛君 张恒杰 冯永建. 曲线拟合法在热变形温度与维卡软化点测定仪中的应用[J]. 中国塑料, 2006, 20(12): 73-76 |
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| 作者姓名： | 牛君 张恒杰 冯永建 |
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| 作者单位： | [1]石家庄职业技术学院,河北石家庄050081 [2]石家庄中实检测设备有限公司,河北石家庄050091 |
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| 摘 要： | 通过试验和分析提出了在热变形温度与维卡软化点测定仪中应用温度曲线拟合的测定方法，介绍了拟合方程系数的在线修正方法。通过与其他传统温度测量方法的试验结果比较，验证了采用曲线拟合方法在动态温度测量中的优越性。同时还扼要叙述了系统相关部分的软硬件实现原理。
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| 关 键 词： | 热变形温度 维卡软化点 示值温度 测量温度 曲线拟合 |
| 文章编号： | 1001-9278（2006）12-0073-04 |
| 收稿时间： | 2006-10-27 |
| 修稿时间： | 2006-10-27 |
Application of Curve-fitting Algorithm in Measurement of the HDT and VICAT Softening Point |
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| NIU Jun, ZHANG Heng-jie, FENG Yong-jian. Application of Curve-fitting Algorithm in Measurement of the HDT and VICAT Softening Point[J]. China Plastics, 2006, 20(12): 73-76 |
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| Authors: | NIU Jun ZHANG Heng-jie FENG Yong-jian |
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| Affiliation: | 1. Shijiazhuang Vocational Technology Institute, Shijiazhuang 050081, China; 2. Shijiazhuang Zhongshi Testing Machine Co. Ltd., Shijiazhuang 050081, China |
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| Abstract: | A curve-fitting method in HDT and VICAT softening point measurement and a method for on-line parameter modifying were proposed. A higher precision was obtained compared with regular methods. The configuration in hardware and software was also briefly described. |
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| Keywords: | heat deformation temperature VICAT softening point read temperature measured temperature curve-fitting |
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