| 交叉偶极阵列声波测井仪控制和处理电路的设计与实现 |
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| 引用本文： | 陈磊,师奕兵,张伟,刘西恩.交叉偶极阵列声波测井仪控制和处理电路的设计与实现[J].测控技术,2010,29(1):47-50. |
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| 作者姓名： | 陈磊 师奕兵 张伟 刘西恩 |
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| 作者单位： | 电子科技大学自动化工程学院,四川,成都,610054;中国油田服务股份有限公司技术中心,北京,101149 |
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| 基金项目： | 国家863计划资助项目(2006AA06Z222);;中海油企业发展基金资助项目(JSKF2007YJ16) |
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| 摘 要： | 针对交叉偶极阵列声波测井信号的特点,设计了一种以DSP+FPGA架构为核心的控制和处理电路。详细介绍了电路的硬件结构和软件设计流程,重点描述了测井数据通信接口和逻辑控制模块的实现,并给出了一种首波提取算法。实验结果表明,该电路在井下高温高压恶劣环境中能够稳定可靠地长时间工作,完全满足工业生产作业的需要。
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| 关 键 词： | 交叉偶极阵列声波测井 测井数据通信接口 首波提取算法 |
Design of Control and Processing Circuit for Cross-Dipole Acoustic Array Logging Tool |
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| CHEN Lei,SHI Yi-bing,ZHANG Wei,LIU Xi-en.Design of Control and Processing Circuit for Cross-Dipole Acoustic Array Logging Tool[J].Measurement & Control Technology,2010,29(1):47-50. |
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| Authors: | CHEN Lei SHI Yi-bing ZHANG Wei LIU Xi-en |
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| Affiliation: | 1.School of Automation Engineering;University of Electronic Science and Technology of China;Chengdu 610054;China;2.Technical Center of China Oilfield Services Co.;Ltd;Beijing 101149;China |
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| Abstract: | With the features of cross-dipole array acoustic logging signal,the design of control and processing circuit which is based on DSP+FPGA frame is presented.The hardware structure and the software design are demonstrated.It is emphasized that the way to achieve logging data communication interfaces and logic control modules.An algorithm which is used to detect head wave of cross-dipole acoustic logging signal is also introduced.The results of experiments show that the circuit can operate stably and reliably i... |
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| Keywords: | cross-dipole array acoustic logging communication interface head wave detecting |
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