CN103712669A - Flow gauge online calibration device - Google Patents
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Abstract
Description
技术领域 technical field
本发明涉及一种流量计在线校准装置,属于校准装置结构技术领域。 The invention relates to an online calibration device for a flowmeter, belonging to the technical field of calibration device structures.
背景技术 Background technique
有流量计量要求的流体机械,所安装流量计按照国家标准应定期检定,但拆卸送检的方式影响设备正常使用,且周期较长,急需能够现场开展在线校准的装置、手段。 For fluid machinery with flow measurement requirements, the installed flowmeter should be regularly calibrated according to national standards, but the way of disassembly and inspection affects the normal use of the equipment, and the cycle is long, so there is an urgent need for devices and means that can carry out on-line calibration on site.
发明内容 Contents of the invention
本发明的目的在于解决上述现有技术存在的不足之处,提供一种结构设计合理,操作方便,能够实现在线实时校准,校准精度高的流量计在线校准装置。 The purpose of the present invention is to solve the shortcomings of the above-mentioned prior art, and provide a flowmeter online calibration device with reasonable structure design, convenient operation, real-time online calibration, and high calibration accuracy.
本发明是通过以下技术方案来实现的: The present invention is achieved through the following technical solutions:
一种流量计在线校准装置,其特殊之处在于包括用于检测流体机械1输出管路内液体状态参数的检测模块、用于采集流体机械1输出数据的采集模块5、用于计算检测模块与采集模块5流量偏差的分析模块6,分析模块6的输出端与显示器3相连接;
A flowmeter online calibration device, which is special in that it includes a detection module for detecting the liquid state parameters in the output pipeline of the
所述检测模块与分析模块6之间设有用于传输数据的数据传输模块4;
A
所述采集模块5与分析模块6之间设有数据转换模块7;
A
所述检测模块包括设于流体机械输出管路2上的压力传感器8、流量传感器9、温度传感器10;
The detection module includes a
所述流量传感器9包括与管路2相连通的流量计,流量计连接有用于将脉冲信号转换成电流信号的变送器;
The
所述流量计在线校准装置安装于箱体内,显示器3水平安装于箱体的上表面上;
The flowmeter online calibration device is installed in the box, and the
所述箱体的内壁上安装有减震装置; A shock absorbing device is installed on the inner wall of the box;
所述采集模块5包括用于拍摄流体机械1测量仪表的采集摄像头,采集摄像头通过数据传输线与数据转换模块7相连接。
The
本发明的流量计在线校准装置结构设计合理,通过检测模块采集流体机械输出端处的液体流量、压力与温度信息由数据传输模块传送到分析模块,同时,采集模块还同步采集流体机械测量仪表指示的流量、压力与温度信息,然后送到分析模块进行分析处理,计算机在进行示值判读、流量补偿等运算后,评价流量的计量精度,给出结论;综上所述,本发明能够实现在线实流校准,可方便的串接在流体机械工作回路中,在流体机械的实际工作条件下进行校准,校准精度高,避免了计量装置的拆卸,具有非侵入式获取被校准数据的能力,该装置通过图像获取和处理得到流体机械的计量数据,不改变流体机械的任何工作状态,不影响流体机械的正常工作。 The structure design of the flowmeter online calibration device of the present invention is reasonable, and the liquid flow, pressure and temperature information at the output end of the fluid machinery is collected through the detection module and transmitted to the analysis module by the data transmission module. The flow, pressure and temperature information are then sent to the analysis module for analysis and processing. The computer evaluates the measurement accuracy of the flow after performing calculations such as indication value interpretation and flow compensation, and gives a conclusion; in summary, the present invention can realize online Real-flow calibration can be conveniently connected in series in the working circuit of fluid machinery, and can be calibrated under the actual working conditions of fluid machinery. It has high calibration accuracy, avoids the disassembly of metering devices, and has the ability to obtain calibrated data non-invasively. The device obtains the metering data of the fluid machinery through image acquisition and processing, without changing any working state of the fluid machinery, and without affecting the normal operation of the fluid machinery.
附图说明 Description of drawings
图1:本发明一种流量计在线校准装置的结构示意图。 Figure 1: Schematic diagram of the structure of a flowmeter online calibration device of the present invention.
具体实施方式 Detailed ways
以下参考附图给出本发明的具体实施方式,用来对本发明做进一步的说明。 The specific embodiments of the present invention are given below with reference to the accompanying drawings, which are used to further describe the present invention.
实施例1 Example 1
本实施例的一种流量计在线校准装置,包括用于检测流体机械1输出管路内液体状态参数的检测模块、用于采集流体机械1输出数据的采集模块5、用于计算检测模块与采集模块5流量偏差的分析模块6,分析模块6的输出端与显示器3相连接;检测模块与分析模块6之间设有用于传输数据的数据传输模块4;采集模块5与分析模块6之间设有数据转换模块7;所述检测模块包括设于流体机械输出管路2上的压力传感器8、流量传感器9、温度传感器10,流量传感器9包括与管路2相连通的流量计,流量计连接有用于将脉冲信号转换成电流信号的变送器。管路2的输出端与储液箱11相连通;流量计在线校准装置安装于箱体内,显示器3水平安装于箱体的上表面上;箱体的内壁上安装有减震装置;采集模块5包括用于拍摄流体机械1测量仪表的采集摄像头,采集摄像头通过数据传输线与数据转换模块7相连接。
An online flowmeter calibration device in this embodiment includes a detection module for detecting the liquid state parameters in the output pipeline of the
工作过程如下:检测模块采集流体机械输出端处的液体流量、压力与温度信息由数据传输模块4传送到分析模块6,同时,采集模块5还同步采集流体机械1测量仪表指示的流量、压力与温度信息,然后送到分析模块6进行分析处理,计算机在进行示值判读、流量补偿等运算后,评价流量的计量精度,给出结论。
The working process is as follows: the detection module collects the liquid flow, pressure and temperature information at the output end of the fluid machine and is transmitted from the
本实施例的流量计在线校准装置具有以下优点: The flowmeter online calibration device of this embodiment has the following advantages:
1)具有便携式结构,机动灵活,便于携行和运输,设计了减震结构,对现场条件适应性强; 1) It has a portable structure, is flexible, easy to carry and transport, and is designed with a shock-absorbing structure, which is highly adaptable to site conditions;
2)能够实现在线实流校准,该装置可方便的串接在被校准工作回路中,在流体机械的实际工作条件下进行校准,校准精度高,避免了计量装置的拆卸; 2) It can realize online real-flow calibration. The device can be conveniently connected in series in the calibrated working circuit, and can be calibrated under the actual working conditions of fluid machinery. The calibration accuracy is high, and the disassembly of the metering device is avoided;
3)具有非侵入式获取被校准数据的能力,该装置通过图像获取和处理得到流体机械的计量数据,不改变流体机械的任何工作状态,不影响流体机械的正常工作; 3) It has the ability to obtain the calibrated data non-invasively. The device obtains the measurement data of the fluid machinery through image acquisition and processing, without changing any working status of the fluid machinery, and without affecting the normal operation of the fluid machinery;
4)具备温度、压力对流量影响的自动修正能力,该装置通过软件设计,建立了温度和压力对流量计量精度影响的修正模型,可自动进行修正,避免与流体机械出现由温度或压力造成的偏差。 4) It has the ability to automatically correct the influence of temperature and pressure on the flow rate. Through software design, the device has established a correction model for the influence of temperature and pressure on the flow measurement accuracy, which can be automatically corrected to avoid temperature or pressure caused by fluid machinery. deviation.
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107731720A (en) * | 2017-11-29 | 2018-02-23 | 沈阳拓荆科技有限公司 | The fluid flow calibration system and calibration method of a kind of semiconductor processing equipment |
CN108241346A (en) * | 2017-12-05 | 2018-07-03 | 北京智拓博科技有限公司 | Fluid machinery intelligent monitor system and its method |
CN108430281A (en) * | 2015-10-20 | 2018-08-21 | 沙克忍者运营有限责任公司 | Dynamic Calibration Compensation for Flow Meters |
CN113108879A (en) * | 2021-04-29 | 2021-07-13 | 青岛市计量技术研究院 | Gas flowmeter for measuring remote calibration of circular-section pipeline and calibration method |
CN114061708A (en) * | 2021-11-01 | 2022-02-18 | 湖州市检验检测中心 | High-precision automatic control liquid flowmeter (instrument) on-line calibration device |
CN114659594A (en) * | 2022-03-21 | 2022-06-24 | 江苏红光仪表厂有限公司 | Active Calibration Systems for Flow Meters |
CN118362175A (en) * | 2024-06-20 | 2024-07-19 | 福建哈德仪表有限公司 | Gas ultrasonic flowmeter with calibration function |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008089607A (en) * | 2004-06-21 | 2008-04-17 | Hitachi Metals Ltd | Mass flow controller and its regulation method |
CN201514259U (en) * | 2009-03-13 | 2010-06-23 | 广东省东莞市质量计量监督检测所 | Liquid flowmeter calibrating installation |
CN102519556A (en) * | 2011-12-02 | 2012-06-27 | 北京航空航天大学 | Method for calibrating heavy-caliber electromagnetic flowmeter on line |
CN103076067A (en) * | 2011-10-25 | 2013-05-01 | 中国石油化工股份有限公司 | Full-automatic online calibrating device and calibrating method for vehicle-mounted large-aperture flow meter and calibrating method |
CN203337231U (en) * | 2012-12-17 | 2013-12-11 | 常州市计量测试技术研究所 | Two-station fully-automatic composite water meter verification device based on image recognition |
CN203643007U (en) * | 2014-01-16 | 2014-06-11 | 中国人民解放军海军航空工程学院 | Online flowmeter calibration device |
-
2014
- 2014-01-16 CN CN201410018873.5A patent/CN103712669A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008089607A (en) * | 2004-06-21 | 2008-04-17 | Hitachi Metals Ltd | Mass flow controller and its regulation method |
CN201514259U (en) * | 2009-03-13 | 2010-06-23 | 广东省东莞市质量计量监督检测所 | Liquid flowmeter calibrating installation |
CN103076067A (en) * | 2011-10-25 | 2013-05-01 | 中国石油化工股份有限公司 | Full-automatic online calibrating device and calibrating method for vehicle-mounted large-aperture flow meter and calibrating method |
CN102519556A (en) * | 2011-12-02 | 2012-06-27 | 北京航空航天大学 | Method for calibrating heavy-caliber electromagnetic flowmeter on line |
CN203337231U (en) * | 2012-12-17 | 2013-12-11 | 常州市计量测试技术研究所 | Two-station fully-automatic composite water meter verification device based on image recognition |
CN203643007U (en) * | 2014-01-16 | 2014-06-11 | 中国人民解放军海军航空工程学院 | Online flowmeter calibration device |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108430281A (en) * | 2015-10-20 | 2018-08-21 | 沙克忍者运营有限责任公司 | Dynamic Calibration Compensation for Flow Meters |
CN108430281B (en) * | 2015-10-20 | 2020-08-25 | 沙克忍者运营有限责任公司 | Dynamic calibration compensation for flow meters |
CN107731720A (en) * | 2017-11-29 | 2018-02-23 | 沈阳拓荆科技有限公司 | The fluid flow calibration system and calibration method of a kind of semiconductor processing equipment |
CN108241346A (en) * | 2017-12-05 | 2018-07-03 | 北京智拓博科技有限公司 | Fluid machinery intelligent monitor system and its method |
CN113108879A (en) * | 2021-04-29 | 2021-07-13 | 青岛市计量技术研究院 | Gas flowmeter for measuring remote calibration of circular-section pipeline and calibration method |
CN113108879B (en) * | 2021-04-29 | 2023-09-29 | 青岛市计量技术研究院 | Gas flowmeter for remotely calibrating circular-section pipeline and calibration method |
CN114061708A (en) * | 2021-11-01 | 2022-02-18 | 湖州市检验检测中心 | High-precision automatic control liquid flowmeter (instrument) on-line calibration device |
CN114659594A (en) * | 2022-03-21 | 2022-06-24 | 江苏红光仪表厂有限公司 | Active Calibration Systems for Flow Meters |
CN114659594B (en) * | 2022-03-21 | 2024-08-09 | 江苏红光仪表厂有限公司 | Active calibration system for flow meters |
CN118362175A (en) * | 2024-06-20 | 2024-07-19 | 福建哈德仪表有限公司 | Gas ultrasonic flowmeter with calibration function |
CN118362175B (en) * | 2024-06-20 | 2024-10-11 | 福建哈德仪表有限公司 | Gas ultrasonic flowmeter with calibration function |
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