| 应变式火炮膛压测试仪的设计 |
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| 引用本文： | 翁志能,李新娥,程秀芹.应变式火炮膛压测试仪的设计[J].传感器世界,2010,16(8):28-30,15. |
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| 作者姓名： | 翁志能 李新娥 程秀芹 |
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| 作者单位： | 中北大学仪器科学与动态测试教育部重点实验室,030051;中北大学信息与通信工程学院 |
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| 基金项目： | 国防科技重点实验室基金项目 |
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| 摘 要： | 针对现有放入压电式电子测压器所遇到的问题设计了一种基于电阻应变式的火炮膛压测试仪，介绍应变式测试仪的系统工作原理，设计出信号转换电路。该测试仪体积小、电池供电、功耗1氏、能承受0～600MPa的压力，无需外部引线，适合火炮膛压测试，为解决现有测压器价格昂贵，体积偏大的问题提供了可行的方案。
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| 关 键 词： | 膛压 动态测试 应变计 电桥平衡 |
Design of chamber pressure of artillery measuring instrument based on strain gauge |
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| WENG Zhi-neng,LI Xin-e,CHENG Xiu-qin.Design of chamber pressure of artillery measuring instrument based on strain gauge[J].Sensor World,2010,16(8):28-30,15. |
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| Authors: | WENG Zhi-neng LI Xin-e CHENG Xiu-qin |
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| Affiliation: | WENG Zhi-neng,LI Xin-e,CHENG Xiu-qin (Key Laboratory of Instrumentation Science & Dynamic Measurement,North University of China,Taiyuan 030051,China) |
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| Abstract: | Aiming at the problems in the exiting internal electronic piezo gauge,design of chamber pressure of artillery measuring instrument based on resistance strain gauge is given in this paper.The working principle of measuring instrument is introduced,the signal conversion circuits are designed.The instrument has characteristics of small volume,battery power,low power consumption, bearing pressure between 0 to 600 MPa,no external lead, and is well suitable for measuring chamber pressure.The instrument offers fea... |
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| Keywords: | chamber pressure dynamic test strain gauge bridge balance |
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