| 高精密小电阻测量方法及测量结果的不确定度评定 |
| Method of Measurement of High-precision Low Resistance,Analysis and Evaluation for the Uncertainty of Measurement |
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| 中文摘要: |
| 在高精密小电阻的测量过程中，由于接触电阻、测量线电阻及测量条件等都会对其测量结果产生不可忽视的影响，因此，选择合适的测量方法对提高测量结果的置信度尤为重要。本文着重介绍了用恒流源和数字电压表间接测量高精密小电阻的具体方法，对其测量结果的不确定度进行了分析与评定。 |
| 英文摘要: |
| In the course of measurement of the high-precision low resistance,the influence of the contact resistance,resistance of conjuc- five line and the condition of measurement etc,cannot be ignored for the result of the measurement.So the selection of the suitable method of measurement is very imperlant for enhancement of confidence level.This paper particularly introduces the method of indirect measurement using a stable current source and a digital voltmeter.The analysis and evaluation of the uncertainty of me... |
| 张雪瑞 周霞勤 |
| 西安东风仪表厂,陕西西安710065 |
| 中文关键词: 高精密小电阻 接触电阻 测量方法 不确定度 |
| 英文关键词:high-precision low resistance contact resistance method of measurement uncertainty |
| 基金项目: |
| DOI： |
| 引用本文：张雪瑞,周霞勤.高精密小电阻测量方法及测量结果的不确定度评定[J].计测技术,2008,28(4):. |
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