CN110469326B - 一种自适应相关滤波方法 - Google Patents
一种自适应相关滤波方法 Download PDFInfo
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- CN110469326B CN110469326B CN201910712049.2A CN201910712049A CN110469326B CN 110469326 B CN110469326 B CN 110469326B CN 201910712049 A CN201910712049 A CN 201910712049A CN 110469326 B CN110469326 B CN 110469326B
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- mud pulse
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000001914 filtration Methods 0.000 title claims abstract description 23
- 230000035485 pulse pressure Effects 0.000 claims abstract description 50
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 238000007781 pre-processing Methods 0.000 claims abstract description 8
- 230000003044 adaptive effect Effects 0.000 claims description 15
- 230000001360 synchronised effect Effects 0.000 claims description 14
- 238000012545 processing Methods 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 4
- 238000010183 spectrum analysis Methods 0.000 claims description 4
- 230000008030 elimination Effects 0.000 claims description 3
- 238000003379 elimination reaction Methods 0.000 claims description 3
- 230000002596 correlated effect Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 14
- 238000005553 drilling Methods 0.000 description 21
- 238000010586 diagram Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
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- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
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- 238000004364 calculation method Methods 0.000 description 1
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- 239000013307 optical fiber Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/14—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves
- E21B47/18—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Geophysics (AREA)
- Acoustics & Sound (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Measuring Fluid Pressure (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
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Priority Applications (1)
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CN201910712049.2A CN110469326B (zh) | 2019-08-02 | 2019-08-02 | 一种自适应相关滤波方法 |
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CN201910712049.2A CN110469326B (zh) | 2019-08-02 | 2019-08-02 | 一种自适应相关滤波方法 |
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Publication Number | Publication Date |
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CN110469326A CN110469326A (zh) | 2019-11-19 |
CN110469326B true CN110469326B (zh) | 2023-05-12 |
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CN201910712049.2A Active CN110469326B (zh) | 2019-08-02 | 2019-08-02 | 一种自适应相关滤波方法 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111914806B (zh) * | 2020-08-18 | 2023-12-15 | 成都爱科特科技发展有限公司 | 一种高噪声环境下超短波微弱信号检测方法、装置、终端设备及存储介质 |
CN116032310B (zh) * | 2023-02-20 | 2023-07-04 | 西安瀚博电子科技有限公司 | 一种基于信道化滤波的信号自适应检测重构方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100410486C (zh) * | 2004-02-16 | 2008-08-13 | 中国石油集团钻井工程技术研究院 | 一种接收和检测泥浆压力脉冲信号的方法及装置 |
CN104343440B (zh) * | 2014-08-29 | 2017-10-17 | 北京市普利门电子科技有限公司 | 泥浆压力脉冲信号的检测方法及*** |
CN106437689B (zh) * | 2016-09-13 | 2019-04-09 | 中国石油大学(华东) | 一种随钻泥浆正脉冲信号的处理方法 |
CN106321080B (zh) * | 2016-09-13 | 2019-04-09 | 中国石油大学(华东) | 一种随钻泥浆连续波脉冲信号的处理方法 |
CN108985119A (zh) * | 2017-05-31 | 2018-12-11 | 华为技术有限公司 | 结构光解码的方法和设备 |
CN107294616B (zh) * | 2017-06-12 | 2021-03-23 | 西北工业大学 | 基于基扩展模型的双扩展水声信道多普勒分集通信方法 |
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Effective date of registration: 20220208 Address after: 100029 Chaoyang District, Beijing Hui Xin Street six, Twelfth level. Applicant after: SINOPEC OILFIELD SERVICE Corp. Applicant after: SINOPEC SHENGLI PETROLEUM ENGINEERING Co.,Ltd. Applicant after: Sinopec Jingwei Co.,Ltd. Applicant after: Geological measurement and Control Technology Research Institute of Sinopec Jingwei Co.,Ltd. Address before: 100101 Beichen West Road, Chaoyang District, Beijing 8 Beichen world center, block A 703. Applicant before: SINOPEC OILFIELD SERVICE Corp. Applicant before: SINOPEC SHENGLI PETROLEUM ENGINEERING Co.,Ltd. Applicant before: Sinopec Shengli Petroleum Engineering Co.,Ltd. Measurement and Control Technology Center While Drilling |
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