CN1455231A - 谐振式超声波传输时间测量方法及应用 - Google Patents
谐振式超声波传输时间测量方法及应用 Download PDFInfo
- Publication number
- CN1455231A CN1455231A CN02115214.4A CN02115214A CN1455231A CN 1455231 A CN1455231 A CN 1455231A CN 02115214 A CN02115214 A CN 02115214A CN 1455231 A CN1455231 A CN 1455231A
- Authority
- CN
- China
- Prior art keywords
- frequency
- modulation
- ultrasonic
- measuring method
- transducer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN02115214.4A CN1240999C (zh) | 2002-04-30 | 2002-04-30 | 谐振式超声波传输时间测量方法及应用 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN02115214.4A CN1240999C (zh) | 2002-04-30 | 2002-04-30 | 谐振式超声波传输时间测量方法及应用 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1455231A true CN1455231A (zh) | 2003-11-12 |
CN1240999C CN1240999C (zh) | 2006-02-08 |
Family
ID=29256950
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN02115214.4A Expired - Fee Related CN1240999C (zh) | 2002-04-30 | 2002-04-30 | 谐振式超声波传输时间测量方法及应用 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1240999C (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101813515A (zh) * | 2010-04-30 | 2010-08-25 | 重庆理工大学 | 一种精密测量超声波传输时间的方法及装置 |
WO2011029261A1 (zh) * | 2009-09-09 | 2011-03-17 | 南京西奥仪表测控有限公司 | 智控涡轮流量计 |
CN103389133A (zh) * | 2013-07-26 | 2013-11-13 | 浙江理工大学 | 一种高响应速度的超声波流量计 |
CN110799809A (zh) * | 2017-06-29 | 2020-02-14 | 代傲表计有限公司 | 用于确定流体参量的测量装置和方法 |
CN111316076A (zh) * | 2017-08-12 | 2020-06-19 | 阿尔贝特-路德维希斯弗赖堡大学 | 具有无源协作目标的测量装置 |
-
2002
- 2002-04-30 CN CN02115214.4A patent/CN1240999C/zh not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011029261A1 (zh) * | 2009-09-09 | 2011-03-17 | 南京西奥仪表测控有限公司 | 智控涡轮流量计 |
CN101813515A (zh) * | 2010-04-30 | 2010-08-25 | 重庆理工大学 | 一种精密测量超声波传输时间的方法及装置 |
CN101813515B (zh) * | 2010-04-30 | 2012-06-27 | 重庆理工大学 | 一种精密测量超声波传输时间的方法及装置 |
CN103389133A (zh) * | 2013-07-26 | 2013-11-13 | 浙江理工大学 | 一种高响应速度的超声波流量计 |
CN110799809A (zh) * | 2017-06-29 | 2020-02-14 | 代傲表计有限公司 | 用于确定流体参量的测量装置和方法 |
CN111316076A (zh) * | 2017-08-12 | 2020-06-19 | 阿尔贝特-路德维希斯弗赖堡大学 | 具有无源协作目标的测量装置 |
CN111316076B (zh) * | 2017-08-12 | 2022-11-29 | 阿尔贝特-路德维希斯弗赖堡大学 | 具有无源协作目标的测量装置 |
Also Published As
Publication number | Publication date |
---|---|
CN1240999C (zh) | 2006-02-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0441531B1 (en) | Method and system for digital measurement of acoustic burst travel time in a fluid medium | |
KR0172187B1 (ko) | 초음파 유체 진동 플로우미터 | |
US4914959A (en) | Ultrasonic flow meter using obliquely directed transducers | |
US5123286A (en) | Electric measuring device for measuring the propagation delay of an electrical signal | |
US20120055264A1 (en) | Apparatus and method for noninvasive particle detection using doppler spectroscopy | |
US4675660A (en) | Container liquid level sensing utilizing a filling tube | |
US4265125A (en) | Flowmeter method and apparatus | |
CN201177666Y (zh) | 一种根据相位差比较的超声波测距装置 | |
US3443433A (en) | Flowmeter | |
RU2000125676A (ru) | Передающая и приемная схема для ультразвукового расходомера | |
US3283562A (en) | Fluid testing by acoustic wave energy | |
US4333353A (en) | Two-transducer Doppler flowmeter with swept oscillator | |
CN1167953C (zh) | 超声流速测量装置 | |
CN1240999C (zh) | 谐振式超声波传输时间测量方法及应用 | |
US7515019B2 (en) | Non-contact position sensor with sonic waveguide | |
EP0631114A2 (en) | Method and assembly for measuring mass flow or velocity flow of a fluid | |
GB2121174A (en) | Measurement of distance using ultrasound | |
WO2004070358A3 (en) | Improvements in fluid monitoring | |
JP2005337848A (ja) | 超音波測距装置 | |
US4031757A (en) | Sonic transducer surfaces | |
US4065745A (en) | Doppler speedometer | |
EP1094303A1 (en) | Flow measurement | |
Jacobson et al. | A new method for the demodulation of ultrasonic signals for cross-correlation flowmeters | |
JP3144177B2 (ja) | 渦流量計 | |
SU1753296A1 (ru) | Способ измерени вибраций |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN CITY JIANHENG MEASUREMENT + CONTROL CO., Free format text: FORMER NAME: SHENZHEN JIANHENG INDUSTRIAL AUTOMATION SYSTEM CO., LTD. |
|
CP03 | Change of name, title or address |
Address after: 2 floor, T3 District, A building, seven South Road, Nanshan District Science Park, Shenzhen, Guangdong, China Patentee after: GENTOS MCASUREMENT & CONTROL Co.,Ltd. Address before: Futian District Shenzhen County, Guangdong province industry and Trade Park Tairan Tairan industrial building four floor Patentee before: Shenzhen Jianheng Industrial Automation System Co.,Ltd. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060208 Termination date: 20140430 |