CN108709613A - A kind of system and method that achievable multithread gauge is calibrated simultaneously - Google Patents
A kind of system and method that achievable multithread gauge is calibrated simultaneously Download PDFInfo
- Publication number
- CN108709613A CN108709613A CN201810985243.3A CN201810985243A CN108709613A CN 108709613 A CN108709613 A CN 108709613A CN 201810985243 A CN201810985243 A CN 201810985243A CN 108709613 A CN108709613 A CN 108709613A
- Authority
- CN
- China
- Prior art keywords
- flowmeter
- control system
- constant voltage
- water pump
- monitoring unit
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
Abstract
The invention discloses the systems that a kind of achievable multithread gauge is calibrated simultaneously, including control system, monitoring unit, user terminal, solenoid valve, header tank, constant voltage water pump, power module, the pressure-detecting device on pipeline and at least one flowmeter；The monitoring unit, power module, pressure-detecting device and flowmeter are connected to control system, and user terminal is connected to monitoring unit；The pressure-detecting device is mounted on pipeline；Constant voltage water pump is set in header tank, and one end of pipeline is connected to constant voltage water pump, and the water inlet of the pipeline other end is set to header tank bottom；Pipeline is also equipped with solenoid valve close to one end of water inlet.The present invention can simultaneously calibrate the identical different flow meter of a variety of calibers, reduce the work such as cumbersome data record, conversion；And it is simple, convenient, precision is high, not needing operator has very strong professional knowledge, at low cost.
Description
Technical field
The present invention relates to flowmeter technology field, system and side that specifically a kind of achievable multithread gauge is calibrated simultaneously
Method.
Background technology
Flowmeter is widely used among the every field such as industrial and agricultural production, national defense construction, scientific research.Such as in oil
In industrial production, from the exploitation of oil, transport, refining smelting processing up to trade selling, flowmeter is through in overall process, Ren Heyi
A link all be unable to do without flowmeter, otherwise will be unable to the normal production for ensureing petroleum industry and trade is associated.In chemical industry, stream
Gauge inaccuracy can cause the distribution ratio of chemical composition to lack of proper care, and can not ensure product quality, and even production development is safe when serious
Accident.Power industry production in, flowmeter it is accurate whether not only to ensure power plant run under optimal parameter have very
Big economic implications, and with the development of high temperature and pressure large sized unit, flow measurement, which has become, ensures that power plant is transported safely
Capable important link may all cause serious dry pot or booster thing if the instantaneous feedwater flow of heavy duty boiler interrupts or reduces
Therefore.In steel and iron industry production, flow measurement is to ensure one of the important parameter of product quality in steelmaking process.
Mainly there is common pipeline flowmeter in industry：Mass flowmenter, turbine flowmeter, orifice flowmeter, venturi
Flowmeter, electromagnetic flowmeter etc..Multiple flowmeters or a plurality of types of flowmeters are used in practical application, generally requiring.
These flowmeters will be calibrated before manufacture, obtain a K value coefficient.Calibration process is broadly divided into on-line calibration and non-
On-line calibration.Wherein on-line calibration needs flowmeter to have remote operation function, therefore causes flowmeter expensive, and primary
A flowmeter can only be calibrated, it is cumbersome.Therefore, the system that the application improves a kind of achievable different flow meter while calibration
And method.
Invention content
It is above-mentioned to solve the purpose of the present invention is to provide the system and method that a kind of achievable multithread gauge is calibrated simultaneously
The problem of being proposed in background technology.
To achieve the above object, the present invention provides the following technical solutions：
The system that a kind of achievable multithread gauge is calibrated simultaneously, including control system, monitoring unit, user terminal, solenoid valve,
Header tank, constant voltage water pump, the pressure-detecting device on pipeline and at least one flowmeter；The monitoring unit, pressure
Detection device and flowmeter are connected to control system, and user terminal is connected to monitoring unit；The pressure-detecting device is mounted on
On pipeline；Constant voltage water pump is set in header tank, and one end of pipeline is connected to constant voltage water pump, and the water inlet of the pipeline other end is set to collection
Water tank bottom；Pipeline is also equipped with solenoid valve close to one end of water inlet.
As a further solution of the present invention：The flow is calculated as mass flowmenter group, orifice flowmeter group, venturi stream
It is one or more in gauge group, electromagnetic flowmeter group and turbine flowmeter group；The mass flowmenter group includes at least one
Mass flowmenter, orifice flowmeter group include at least one orifice flowmeter；Venturi meter group includes at least one literary mound
In flowmeter；Electromagnetic flowmeter group includes at least one electromagnetic flowmeter；Turbine flowmeter group includes at least one turbine flow
Meter.
As a further solution of the present invention：The user terminal is mobile phone, touch control screen or computer.
As a further solution of the present invention：The solenoid valve, constant voltage water pump are connected to monitoring unit；Monitoring unit packet
Include control unit of electromagnetic valve and constant voltage water pump control unit；It is more than pre- when control system receives the numerical value that each flowmeter detects
If when value, control unit of electromagnetic valve controls solenoid valve and closes, constant voltage water pump control unit controls constant voltage water pump and closes.
As a further solution of the present invention：The monitoring unit further includes video monitoring device, warning device and communication
Module；Video monitoring device, is used for the video information of supervisory control system running process, and video information is sent to user terminal；When
When control system receives numerical value that each flowmeter detects and is more than preset value, warning device is alarmed, near system for prompting
Danger by personnel, and dangerous information is sent to user terminal by monitoring unit by communication module.
As a further solution of the present invention：Water-level gauge is installed, it is single that water-level gauge is connected to monitoring inside the header tank
Member.
As a further solution of the present invention：The control system is also associated with cloud platform, cloud platform and client communication
Connection.
A kind of method that achievable multithread gauge is calibrated simultaneously, includes the following steps：
One, start constant voltage water pump first, by topped up with water in header tank, constant voltage water pump and header tank primarily serve current stabilization work
With guarantee flow system flow is stablized；
Two, solenoid valve is opened, self-circulating water streaming system is formed；It is automatic to adjust by the PID regulating systems built in control system
Economize on electricity magnet valve aperture；
Three, the numerical value that each flowmeter detects is sent to control system, and control system is by the detection numerical value of each flowmeter
It preserves in real time；
Four, pipeline pressure is measured by pressure-detecting device, and pressure value is sent to control system, control system is certainly
It is dynamic to calculate normal flow；Control system compares the detection numerical value of each flowmeter with normal flow, obtains corresponding k-factor,
To realize the calibration of each flowmeter；
Five, control system detects each flowmeter numerical value, normal flow numerical value, the corresponding k-factor of each flowmeter are equal
It is sent to user terminal by monitoring unit, is shown by user terminal；User terminal, is additionally operable to control solenoid valve and constant voltage water pump is opened
It closes.
Compared with prior art, the beneficial effects of the invention are as follows：
Reasonable design of the present invention, can simultaneously calibrate the identical different flow meter of a variety of calibers, i.e., measure simultaneously more
The k-factor of a different flow meter, reduces the work such as cumbersome data record, conversion；And it is simple, convenient, precision is high, be not required to
Operator is wanted to have very strong professional knowledge, it is at low cost；This set system intelligent degree is high, it can be achieved that remote operation, experimental data,
Video can be checked directly by user terminal；Historical data automatically saves cloud platform, and user is facilitated to transfer note at any time by client
The data of record.
Description of the drawings
Fig. 1 is the structural schematic diagram that the system that multithread gauge is calibrated simultaneously can be achieved.
Wherein：1- control systems；2- monitoring unit；3- user terminals；4- solenoid valves；5- mass flowmenter groups；6- orifice plate streams
Gauge group；7- Venturi meter groups；8- header tanks；9- electromagnetic flowmeter groups；10- turbine flowmeter groups；11- constant voltage water pumps；
12- power modules；13- pressure-detecting devices；14- pipelines.
Specific implementation mode
The technical solution of this patent is described in more detail With reference to embodiment.
Embodiment 1
Referring to Fig. 1, the system that a kind of achievable multithread gauge is calibrated simultaneously, including control system 1, monitoring unit 2, use
Family end 3, solenoid valve 4, header tank 8, constant voltage water pump 11, power module 12,13 and of pressure-detecting device on pipeline 14
Flowmeter；The monitoring unit 2, power module 12, pressure-detecting device 13 and flowmeter are connected to control system 1, user
End 3 is connected to monitoring unit 2；The pressure-detecting device 13 is mounted on pipeline 14；
The flow is calculated as mass flowmenter group 5, orifice flowmeter group 6, Venturi meter group 7, electromagnetic flowmeter group 9
With it is one or more in turbine flowmeter group 10；The mass flowmenter group 5 includes at least one mass flowmenter, orifice plate stream
Gauge group 6 includes at least one orifice flowmeter；Venturi meter group 7 includes at least one Venturi meter；Electromagnetic current
Gauge group 9 includes at least one electromagnetic flowmeter；Turbine flowmeter group 10 includes at least one turbine flowmeter；Each flowmeter inspection
The numerical value measured is sent to control system 1, and control system 1 preserves the detection numerical value of each flowmeter in real time；
Constant voltage water pump 11 is set in header tank 8, and one end of pipeline 14 is connected to constant voltage water pump 11,14 other end of pipeline into
The mouth of a river is set to 8 bottom of header tank, is also equipped with water-level gauge inside header tank 8, and water-level gauge is used for sensed water level information, and by water level
Information is sent to monitoring unit 2；Pipeline 14 is also equipped with solenoid valve 4 close to one end of water inlet.
1 built-in calculation unit of the control system；Computing unit principle is as follows：
According to Bernoulli equation, it is assumed that condition：Pipeline 14 is horizontal tube, and nozzle is atmospheric pressure, according to Bernoulli equation：
p1+ρ1gz1+(1/2)*ρ1v1 2=p2+ρ2gz2+(1/2)*ρ2v2 2；
P, ρ, v are respectively pressure, density and the speed of fluid in formula；Z is plumb height；G is acceleration of gravity；Due to ρ1gz1=ρ2gz2；v1=0；p2=0.1MPa；ρ2For density=1000kg/m of water3；p1For the absolute pressure in pipeline；
Therefore simplification of a formula is：p1=p2+(1/2)*ρ2v2 2；
Pipeline pressure is measured by pressure-detecting device 13, and pressure value is sent to control system 1, control system 1
It is automatic to calculate normal flow；Control system 1 compares the detection numerical value of each flowmeter with normal flow, obtains corresponding K systems
Number, to realize the calibration of each flowmeter；
The solenoid valve 4, constant voltage water pump 11 and water-level gauge are connected to monitoring unit 2；Monitoring unit 2 includes solenoid valve control
Unit processed and constant voltage water pump control unit；When control system 1, which receives the numerical value that each flowmeter detects, is more than preset value, electricity
Magnet valve control unit controls solenoid valve and closes, and constant voltage water pump control unit controls constant voltage water pump and closes；
Water level information, normal flow numerical value, each flowmeter of numerical value, water tank that control system 1 detects each flowmeter
Corresponding k-factor is sent to user terminal 3 by monitoring unit 2, is shown by user terminal 3；Electricity can also be controlled by user terminal 3
The switch of magnet valve 4 and constant voltage water pump.
Embodiment 2
On the basis of embodiment 1, the user terminal is mobile phone, touch control screen or computer.
Embodiment 3
On the basis of embodiment 1, control system 1 is also associated with cloud platform, and cloud platform is connect with client communication, Yun Ping
Platform is used for store historical data, and user is facilitated to transfer the data of record at any time by client.
Embodiment 4
On the basis of embodiment 1, monitoring unit 2 further includes video monitoring device, warning device and communication module；Video
Monitoring device, is used for the video information of supervisory control system running process, and video information is sent to user terminal 3；When control system 1
When receiving numerical value that each flowmeter detects and being more than preset value, warning device is alarmed, and nearby personnel pay attention to system for prompting
Danger, and dangerous information is sent to user terminal 3 by monitoring unit 2 by communication module.
Embodiment 5
On the basis of embodiment 1.A kind of method that achievable multithread gauge is calibrated simultaneously, includes the following steps：
One, start constant voltage water pump 11 first, by topped up with water in header tank 8, constant voltage water pump 11 and header tank 8 primarily serve surely
Stream acts on, and ensures that flow system flow is stablized；
Two, solenoid valve 4 is opened, self-circulating water streaming system is formed；It, can be according to pipe by the PID regulating systems of control system 1
Pressure automatic regulating electromagnetic valve 4 aperture in road ensures system constant pressure；
Three, the numerical value that each flowmeter detects is sent to control system 1, and control system 1 is by the testing number of each flowmeter
Value preserves in real time；
Four, pipeline pressure is measured by pressure-detecting device 13, and pressure value is sent to control system 1, control system
System 1 calculates normal flow automatically；Control system 1 compares the detection numerical value of each flowmeter with normal flow, obtains corresponding K
Coefficient, to realize the calibration of each flowmeter；
Five, water level information, normal flow numerical value, each flow of control system 1 detects each flowmeter numerical value, water tank
It counts corresponding k-factor and user terminal 3 is sent to by monitoring unit 2, shown by user terminal 3；It can also be controlled by user terminal 3
The switch of solenoid valve 4 and constant voltage water pump；
Six, video monitoring device, is used for the video information of supervisory control system running process, and video information is sent to user
End 3；When control system 1, which receives the numerical value that each flowmeter detects, is more than preset value, control unit of electromagnetic valve controls electromagnetism
Valve is closed, and constant voltage water pump control unit controls constant voltage water pump and closes, and warning device is alarmed, and nearby personnel pay attention to system for prompting
Danger, and dangerous information is sent to user terminal 3 by monitoring unit 2 by communication module.
The present invention operation principle be：The numerical value that each flowmeter detects is sent to control system 1, and control system 1 will
The detection numerical value of each flowmeter preserves in real time；Pipeline pressure is measured by pressure-detecting device 13, and pressure value is sent to
Control system 1, control system 1 calculate normal flow automatically；Control system 1 is by the detection numerical value of each flowmeter and normal flow phase
Compare, obtain corresponding k-factor, to realize the calibration of each flowmeter；Video monitoring device is used for supervisory control system running process
Video information, and video information is sent to user terminal 3；Surpass when control system 1 receives the numerical value that each flowmeter detects
When crossing preset value, control unit of electromagnetic valve controls solenoid valve and closes, and constant voltage water pump control unit controls constant voltage water pump and closes, alarm
Device is alarmed, and nearby danger by personnel for system for prompting, and dangerous information is sent to by monitoring unit 2 by communication module
User terminal 3.Control system 1 is also associated with cloud platform, and cloud platform is connect with client communication, and cloud platform is for storing history number
According to facilitating user to transfer the data of record at any time by client.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, one skilled in the relevant art within the scope of knowledge, can also be under the premise of not departing from this patent objective
Various changes can be made.
Claims (8)
1. the system that a kind of achievable multithread gauge is calibrated simultaneously, which is characterized in that including control system (1), monitoring unit
(2), user terminal (3), solenoid valve (4), header tank (8), constant voltage water pump (11), the pressure-detecting device being mounted on pipeline (14)
(13) and at least one flowmeter；The monitoring unit (2), pressure-detecting device (13) and flowmeter are connected to control system
(1), user terminal (3) is connected to monitoring unit (2)；The pressure-detecting device (13) is mounted on pipeline (14)；Constant voltage water pump
(11) it is set in header tank (8), one end of pipeline (14) is connected to constant voltage water pump (11), and the water inlet of pipeline (14) other end is set
In header tank (8) bottom；Pipeline (14) is also equipped with solenoid valve (4) close to one end of water inlet.
2. the system that achievable multithread gauge according to claim 1 is calibrated simultaneously, which is characterized in that the flow is calculated as
Mass flowmenter group (5), orifice flowmeter group (6), Venturi meter group (7), electromagnetic flowmeter group (9) and turbine flowmeter
It is one or more in group (10)；The mass flowmenter group (5) includes at least one mass flowmenter, orifice flowmeter group
(6) include at least one orifice flowmeter；Venturi meter group (7) includes at least one Venturi meter；Electromagnetic Flow
Meter group (9) includes at least one electromagnetic flowmeter；Turbine flowmeter group (10) includes at least one turbine flowmeter.
3. the system that achievable multithread gauge according to claim 1 is calibrated simultaneously, which is characterized in that the user terminal is
Mobile phone, touch control screen or computer.
4. the system that achievable multithread gauge according to claim 1 is calibrated simultaneously, which is characterized in that the solenoid valve
(4), constant voltage water pump (11) is connected to monitoring unit (2)；Monitoring unit (2) includes control unit of electromagnetic valve and constant voltage water pump control
Unit processed；When control system (1), which receives the numerical value that each flowmeter detects, is more than preset value, control unit of electromagnetic valve control
Solenoid valve is closed, and constant voltage water pump control unit controls constant voltage water pump and closes.
5. the system that achievable multithread gauge according to claim 4 is calibrated simultaneously, which is characterized in that the monitoring unit
(2) further include video monitoring device, warning device and communication module；Video monitoring device, for supervisory control system running process
Video information, and video information is sent to user terminal (3)；When control system (1) receives the numerical value that each flowmeter detects
When more than preset value, warning device is alarmed, and nearby danger by personnel for system for prompting, and monitoring unit (2) passes through communication
Dangerous information is sent to user terminal (3) by module.
6. the system that achievable multithread gauge according to claim 1 is calibrated simultaneously, which is characterized in that the header tank
(8) internal to be equipped with water-level gauge, water-level gauge is connected to monitoring unit (2).
7. the system calibrated simultaneously according to any achievable multithread gauge of claim 1-5, which is characterized in that the control
System (1) processed is also associated with cloud platform, and cloud platform is connect with client communication.
8. a kind of method that achievable multithread gauge is calibrated simultaneously, which is characterized in that include the following steps：
One, start constant voltage water pump (11) first, to header tank (8) Zhong Jiashui；
Two, solenoid valve (4) is opened, self-circulating water streaming system is formed；By the PID regulating systems built in control system (1), automatically
Electromagnetic valve for adjusting (4) aperture；
Three, the numerical value that each flowmeter detects is sent to control system (1), and control system (1) is by the testing number of each flowmeter
Value preserves in real time；
Four, pipeline pressure is measured by pressure-detecting device (13), and pressure value is sent to control system (1), control system
System (1) calculates normal flow automatically；Control system (1) compares the detection numerical value of each flowmeter with normal flow, obtains phase
The k-factor answered；
Five, control system (1) detects each flowmeter numerical value, normal flow numerical value, the corresponding k-factor of each flowmeter are logical
It crosses monitoring unit (2) and is sent to user terminal (3), shown by user terminal (3)；User terminal (3) is additionally operable to control solenoid valve (4)
With the switch of constant voltage water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810985243.3A CN108709613A (en) | 2018-08-28 | 2018-08-28 | A kind of system and method that achievable multithread gauge is calibrated simultaneously |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810985243.3A CN108709613A (en) | 2018-08-28 | 2018-08-28 | A kind of system and method that achievable multithread gauge is calibrated simultaneously |
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| Publication Number | Publication Date |
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| CN108709613A true CN108709613A (en) | 2018-10-26 |
Family
ID=63873677
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810985243.3A Pending CN108709613A (en) | 2018-08-28 | 2018-08-28 | A kind of system and method that achievable multithread gauge is calibrated simultaneously |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109855708A (en) * | 2019-03-22 | 2019-06-07 | 广东省环境监测中心 | A kind of flow inspection, calibrating installation and method |
| CN115790741A (en) * | 2023-02-10 | 2023-03-14 | 河北传感自动化科技有限公司 | Intelligent flowmeter with adjustable measurement range |
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| GB2323173A (en) * | 1997-03-10 | 1998-09-16 | Elf Exploration Prod | Multiphase flowmeter |
| CN201795843U (en) * | 2009-07-10 | 2011-04-13 | 武汉华瑞同创科技有限公司 | Calibrating device for automotive air quality flow meters |
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| CN109855708A (en) * | 2019-03-22 | 2019-06-07 | 广东省环境监测中心 | A kind of flow inspection, calibrating installation and method |
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Application publication date: 20181026 |