| 高精度井下存储式压力计的设计 |
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| 引用本文： | 黄梓瑜,唐苏明,陈刚.高精度井下存储式压力计的设计[J].电子质量,2010(12):39-40,46. |
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| 作者姓名： | 黄梓瑜 唐苏明 陈刚 |
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| 作者单位： | 西南石油大学,电气信息工程学院,四川,成都,610500 |
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| 摘 要： | 为测量油田井下的压力数据,设计了一种以PIC16F877单片机为核心的高精度井下存储式压力计。在设计中,采用两次采样A/D转换技术和I2C总线技术分别实现了测量结果的高准确度和大容量外部数据存储器;利用串口通信技术,实现了上位机和单片机之间的通信。
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| 关 键 词： | 高精度 A/D转换 数据存储 串口通信 |
Design of Downhole High Precision Storage Pressure Gauge |
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| Huang Zi-yu,Tang Su-ming,Chen Gang.Design of Downhole High Precision Storage Pressure Gauge[J].Electronics Quality,2010(12):39-40,46. |
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| Authors: | Huang Zi-yu Tang Su-ming Chen Gang |
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| Affiliation: | Huang Zi-yu,Tang Su-ming,Chen Gang(College of Electrical and Information Engineering,Southwest Petroleum University,Sichuan Chengdu 610500) |
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| Abstract: | In order to measure the pressure data in the oil and gas wells,a pressure gauge of high-precision and Storage type under the well is designed,which uses the PIC16F877 microcontroller as the core.In the design,double sampling A/D conversion technology and I2C bus technology are adopted,which achieve the high-precision of measuring data and large capacity of external data storage respectively.Using serial communication technology realizes the communication between computer and SCM. |
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| Keywords: | high-precision A/D conversion data storage serial communication |
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