CN106840281B - 一种基于类方波前馈控制随机共振的涡街频率检测方法 - Google Patents
一种基于类方波前馈控制随机共振的涡街频率检测方法 Download PDFInfo
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- CN106840281B CN106840281B CN201611227803.6A CN201611227803A CN106840281B CN 106840281 B CN106840281 B CN 106840281B CN 201611227803 A CN201611227803 A CN 201611227803A CN 106840281 B CN106840281 B CN 106840281B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/20—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
- G01F1/32—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow using swirl flowmeters
- G01F1/325—Means for detecting quantities used as proxy variables for swirl
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
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CN201611227803.6A CN106840281B (zh) | 2016-12-27 | 2016-12-27 | 一种基于类方波前馈控制随机共振的涡街频率检测方法 |
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CN201611227803.6A CN106840281B (zh) | 2016-12-27 | 2016-12-27 | 一种基于类方波前馈控制随机共振的涡街频率检测方法 |
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CN106840281A CN106840281A (zh) | 2017-06-13 |
CN106840281B true CN106840281B (zh) | 2019-05-14 |
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CN201611227803.6A Active CN106840281B (zh) | 2016-12-27 | 2016-12-27 | 一种基于类方波前馈控制随机共振的涡街频率检测方法 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108088507B (zh) * | 2017-11-28 | 2022-02-18 | 中国计量大学 | 一种内置式流量检测装置 |
CN108108672B (zh) * | 2017-12-05 | 2021-05-28 | 西安交通大学 | 一种基于线性搜索策略的随机共振电流弱信息识别方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5789961A (en) * | 1996-06-28 | 1998-08-04 | The United States Of America As Represented By The Secretary Of The Navy | Noise- and coupling-tuned signal processor with arrays of nonlinear dynamic elements |
WO2004045094A1 (fr) * | 2002-11-06 | 2004-05-27 | Universite De Rennes 1 | Dispositif de detection d’un signal grace a un systeme non lineaire. |
CN101266502A (zh) * | 2008-04-08 | 2008-09-17 | 中国计量学院 | 一种基于双共振的随机共振控制方法 |
CN102226740A (zh) * | 2011-04-18 | 2011-10-26 | 中国计量学院 | 基于外加周期信号控制随机共振的轴承故障检测方法 |
CN204761406U (zh) * | 2015-07-24 | 2015-11-11 | 北京康拓红外技术股份有限公司 | 一种交流小信号放大电路 |
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2016
- 2016-12-27 CN CN201611227803.6A patent/CN106840281B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5789961A (en) * | 1996-06-28 | 1998-08-04 | The United States Of America As Represented By The Secretary Of The Navy | Noise- and coupling-tuned signal processor with arrays of nonlinear dynamic elements |
WO2004045094A1 (fr) * | 2002-11-06 | 2004-05-27 | Universite De Rennes 1 | Dispositif de detection d’un signal grace a un systeme non lineaire. |
CN101266502A (zh) * | 2008-04-08 | 2008-09-17 | 中国计量学院 | 一种基于双共振的随机共振控制方法 |
CN102226740A (zh) * | 2011-04-18 | 2011-10-26 | 中国计量学院 | 基于外加周期信号控制随机共振的轴承故障检测方法 |
CN204761406U (zh) * | 2015-07-24 | 2015-11-11 | 北京康拓红外技术股份有限公司 | 一种交流小信号放大电路 |
Non-Patent Citations (2)
Title |
---|
Weak Signal Detection Method with Adaptive Coupled Bistable System Based on Genetic Algorithm;Zhengyang Chu,Yongmei Huang,Min Lin;《2016 Sixth International Conference on Instrumentation & Measurement,Computer, Communication and Control》;20161208;830-833 |
外加周期信号控制下的随机共振及其应用;张美丽, 林敏;《中国计量学院学报》;20110630;第22卷(第2期);154-158 |
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Application publication date: 20170613 Assignee: Xinchang China Metrology University Enterprise Innovation Research Institute Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2021330000071 Denomination of invention: A vortex frequency detection method based on square wave like feedforward control stochastic resonance Granted publication date: 20190514 License type: Common License Record date: 20210816 |
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