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| 高精度井下存储式电子压力计的设计 | |
| 引用本文： | 寇雪芹,仝美娟,刘华强,李希孝,王伟宣. 高精度井下存储式电子压力计的设计[J]. 自动化与仪表, 2011, 26(5) |
| 作者姓名： | 寇雪芹 仝美娟 刘华强 李希孝 王伟宣 |
| 作者单位： | 1. 西安建筑科技大学,机电工程学院,西安,710055 2. 中国石油西南油气田分公司,成都,610051 3. 西安洛科电子科技有限公司,西安,710055 |
| 摘 要： | 为了更准确地测取地层压力数据,研制了高精度井下存储式电子压力计.该压力计由井下仪器和地面处理2个部分组成:井下仪器以ADuC834单片机为核心,完成井内压力和温度的采集和存储;地面处理实现井下数据回放和处理.详述了该仪器结构和指标、系统硬件设计以及软件设计方案,并对压力计的性能进行测试.测试及现场工作表明,该仪表能够实现-40℃～150℃范围内的压力测量,测压精度达到0.05%,满足井下测试要求. |
| 关 键 词： | 电子压力计 ADuC834单片机 高精度 |
Design of High Precision Downhole Storage Electronic Pressure Gauge |
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| KOU Xue-qin,TONG Mei-juan,LIU Hua-qiang,LI Xi-xiao,WANG Wei-xuan. Design of High Precision Downhole Storage Electronic Pressure Gauge[J]. Automation and Instrumentation, 2011, 26(5) | |
| Authors: | KOU Xue-qin TONG Mei-juan LIU Hua-qiang LI Xi-xiao WANG Wei-xuan |
| Affiliation: | KOU Xue-qin1,TONG Mei-juan1,LIU Hua-qiang2,LI Xi-xiao3,WANG Wei-xuan3(1.School of Mechanical and Electrical Engineering,Xi'an University of Architecture and Technology,Xi'an 710055,China,2.Petro China Southwest Oil and Gas Field Company,Chengdu 610051,3.Xi'an Luoke Electronic Technology Co.,Ltd.,China) |
| Abstract: | In order to more accurately measure and obtain stratum pressure data,the high precision downhole storage electronic pressure gauge was researched.The electronic pressure gauge was composed of the downhole equipment and ground handling.The former completed the borehole pressure and temperature collection and storage with ADuC834 MUC as the core.The latter achieved downhole data playback and processing.The structure and the indicators of electronic pressure gauge was described.The hardware design and software... |
| Keywords: | electronic pressure gauge ADuC834 MCU high precision |
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