| 基于直接数字合成技术的随钻电阻率测井仪器的设计与实现 |
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| 引用本文： | 潘光玮,冯泽东,何源,况丽丽,赵国臣,石峻峰.基于直接数字合成技术的随钻电阻率测井仪器的设计与实现[J].物探与化探,2012(2):253-255. |
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| 作者姓名： | 潘光玮 冯泽东 何源 况丽丽 赵国臣 石峻峰 |
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| 作者单位： | 中天启明石油技术有限公司,北京100195 |
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| 基金项目： | 国家科技重大专项“大型油气田及煤层开发”研究课题“多枝导流适度出砂技术”项目(2008ZX05024-03) |
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| 摘 要： | 介绍直接数字频率合成技术的基本原理，提出了应用直接数字频率合成芯片设计随钻电阻率测井仪器混频电路的硬件实现，通过Pspice仿真分析，证明了该系统实现简单，控制精度高。
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| 关 键 词： | 直接数字频率合成技术 电磁波电阻率 随钻测井 |
THE DESIGN AND REALIZATION OF THE LOGGING-WHILE-DRILLING RESISTIVITY TOOL BASED ON DIRECT DIGITAL FREQUENCY SYNTHESIS |
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| PAN Guang-wei,FENG Ze-dong,HE Yuan,KUANG Li-li,ZHAO Guo-chen,SHI Jun-feng.THE DESIGN AND REALIZATION OF THE LOGGING-WHILE-DRILLING RESISTIVITY TOOL BASED ON DIRECT DIGITAL FREQUENCY SYNTHESIS[J].Geophysical and Geochemical Exploration,2012(2):253-255. |
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| Authors: | PAN Guang-wei FENG Ze-dong HE Yuan KUANG Li-li ZHAO Guo-chen SHI Jun-feng |
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| Institution: | (Goaltech Petroleum Technology Co.,Ltd.,Beijing 100195,China) |
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| Abstract: | This paper describes the basic principles of DDS(Direct Digital Frequency Synthesis),and puts forward a hardware design of the mixer used in Electromagnetic Wave Resistivity Tool based on DDS chip.Psipce simulation shows that the system has good reliability and precision. |
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| Keywords: | direct digital frequency synthesis electromagnetic wave resistivity logging-while-drilling |
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