CN105822289B - 用于油井动液面检测的频率估算方法 - Google Patents
用于油井动液面检测的频率估算方法 Download PDFInfo
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- CN105822289B CN105822289B CN201610177653.6A CN201610177653A CN105822289B CN 105822289 B CN105822289 B CN 105822289B CN 201610177653 A CN201610177653 A CN 201610177653A CN 105822289 B CN105822289 B CN 105822289B
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000012530 fluid Substances 0.000 title claims abstract description 15
- 238000001514 detection method Methods 0.000 title claims abstract description 11
- 230000003595 spectral effect Effects 0.000 claims abstract description 39
- 238000001228 spectrum Methods 0.000 claims abstract description 24
- 238000005070 sampling Methods 0.000 claims description 4
- 238000004364 calculation method Methods 0.000 abstract description 2
- 238000013486 operation strategy Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 3
- 230000009897 systematic effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000013178 mathematical model Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- E21B47/04—Measuring depth or liquid level
- E21B47/047—Liquid level
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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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
- G06Q50/02—Agriculture; Fishing; Forestry; Mining
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2218/00—Aspects of pattern recognition specially adapted for signal processing
- G06F2218/08—Feature extraction
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- Business, Economics & Management (AREA)
- Marine Sciences & Fisheries (AREA)
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- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Economics (AREA)
- General Health & Medical Sciences (AREA)
- Human Resources & Organizations (AREA)
- Agronomy & Crop Science (AREA)
- Primary Health Care (AREA)
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Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610177653.6A CN105822289B (zh) | 2016-03-25 | 2016-03-25 | 用于油井动液面检测的频率估算方法 |
Applications Claiming Priority (1)
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CN201610177653.6A CN105822289B (zh) | 2016-03-25 | 2016-03-25 | 用于油井动液面检测的频率估算方法 |
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CN105822289A CN105822289A (zh) | 2016-08-03 |
CN105822289B true CN105822289B (zh) | 2019-03-19 |
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CN201610177653.6A Active CN105822289B (zh) | 2016-03-25 | 2016-03-25 | 用于油井动液面检测的频率估算方法 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107271002A (zh) * | 2017-06-19 | 2017-10-20 | 重庆邮电大学 | 一种快速高精度的频谱校正插值算法 |
CN112664177B (zh) * | 2020-12-29 | 2022-06-21 | 重庆邮电大学 | 一种基于归一化卷积与自适应滤波的油井动液面测量方法 |
CN114923690A (zh) * | 2022-04-18 | 2022-08-19 | 南京航空航天大学 | 一种高精度轴承故障特征频率估计诊断方法 |
Citations (7)
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EP1895433A1 (fr) * | 2006-08-29 | 2008-03-05 | France Télécom | Procédé d'estimation de phase pour la modélisation sinusoidale d'un signal numérique |
CN103321633A (zh) * | 2013-06-25 | 2013-09-25 | 重庆科技学院 | 油井动液面深度检测方法及装置 |
CN103821499A (zh) * | 2014-02-20 | 2014-05-28 | 重庆科技学院 | 用于油井动液面深度检测的声音信号处理方法 |
CN104597321A (zh) * | 2015-01-28 | 2015-05-06 | 常洪山 | 基于四条离散傅里叶复数谱线的信号频率测量方法及装置 |
CN105137185A (zh) * | 2015-07-23 | 2015-12-09 | 河海大学 | 一种基于离散傅里叶变换的频域插值电力谐波分析方法 |
CN105353215A (zh) * | 2015-12-23 | 2016-02-24 | 合肥工业大学 | 基于Nuttall窗四谱线插值FFT的谐波检测方法 |
CN105372492A (zh) * | 2014-08-31 | 2016-03-02 | 盛吉高科(北京)科技有限公司 | 基于三条dft复数谱线的信号频率测量方法 |
-
2016
- 2016-03-25 CN CN201610177653.6A patent/CN105822289B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1895433A1 (fr) * | 2006-08-29 | 2008-03-05 | France Télécom | Procédé d'estimation de phase pour la modélisation sinusoidale d'un signal numérique |
CN103321633A (zh) * | 2013-06-25 | 2013-09-25 | 重庆科技学院 | 油井动液面深度检测方法及装置 |
CN103821499A (zh) * | 2014-02-20 | 2014-05-28 | 重庆科技学院 | 用于油井动液面深度检测的声音信号处理方法 |
CN105372492A (zh) * | 2014-08-31 | 2016-03-02 | 盛吉高科(北京)科技有限公司 | 基于三条dft复数谱线的信号频率测量方法 |
CN104597321A (zh) * | 2015-01-28 | 2015-05-06 | 常洪山 | 基于四条离散傅里叶复数谱线的信号频率测量方法及装置 |
CN105137185A (zh) * | 2015-07-23 | 2015-12-09 | 河海大学 | 一种基于离散傅里叶变换的频域插值电力谐波分析方法 |
CN105353215A (zh) * | 2015-12-23 | 2016-02-24 | 合肥工业大学 | 基于Nuttall窗四谱线插值FFT的谐波检测方法 |
Non-Patent Citations (1)
Title |
---|
Frequency estimation of the weighted real tones or resolved multiple tones by iterative interpolation DFT algorithm;Jiufei Luo ,et al.;《Digital Signal Processing》;20150310;第41卷;第118-129页 |
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Application publication date: 20160803 Assignee: Guangzhou Yuming Technology Co.,Ltd. Assignor: Chongqing University of Science & Technology Contract record no.: X2024980000306 Denomination of invention: Frequency estimation method for dynamic liquid level detection in oil wells Granted publication date: 20190319 License type: Common License Record date: 20240110 Application publication date: 20160803 Assignee: Guangzhou chuangyixin Technology Co.,Ltd. Assignor: Chongqing University of Science & Technology Contract record no.: X2024980000305 Denomination of invention: Frequency estimation method for dynamic liquid level detection in oil wells Granted publication date: 20190319 License type: Common License Record date: 20240110 Application publication date: 20160803 Assignee: Guangzhou Shangqi Network Technology Co.,Ltd. Assignor: Chongqing University of Science & Technology Contract record no.: X2024980000303 Denomination of invention: Frequency estimation method for dynamic liquid level detection in oil wells Granted publication date: 20190319 License type: Common License Record date: 20240110 |
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Application publication date: 20160803 Assignee: GUANGZHOU XUNSU PHOTOELECTRIC TECHNOLOGY CO.,LTD. Assignor: Chongqing University of Science & Technology Contract record no.: X2024980000630 Denomination of invention: Frequency estimation method for dynamic liquid level detection in oil wells Granted publication date: 20190319 License type: Common License Record date: 20240119 Application publication date: 20160803 Assignee: GUANGZHOU CHENGKE ELECTRONIC TECHNOLOGY CO.,LTD. Assignor: Chongqing University of Science & Technology Contract record no.: X2024980000629 Denomination of invention: Frequency estimation method for dynamic liquid level detection in oil wells Granted publication date: 20190319 License type: Common License Record date: 20240119 Application publication date: 20160803 Assignee: Zhongke Liben (Chongqing) Technology Development Co.,Ltd. Assignor: Chongqing University of Science & Technology Contract record no.: X2024980000644 Denomination of invention: Frequency estimation method for dynamic liquid level detection in oil wells Granted publication date: 20190319 License type: Common License Record date: 20240119 Application publication date: 20160803 Assignee: GUANGZHOU DIYUE NETWORK TECHNOLOGY CO.,LTD. Assignor: Chongqing University of Science & Technology Contract record no.: X2024980000631 Denomination of invention: Frequency estimation method for dynamic liquid level detection in oil wells Granted publication date: 20190319 License type: Common License Record date: 20240119 |