CN207456571U - A kind of differential pressure flowmeter remote failure rapid diagnosis system - Google Patents
A kind of differential pressure flowmeter remote failure rapid diagnosis system Download PDFInfo
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- CN207456571U CN207456571U CN201721524631.9U CN201721524631U CN207456571U CN 207456571 U CN207456571 U CN 207456571U CN 201721524631 U CN201721524631 U CN 201721524631U CN 207456571 U CN207456571 U CN 207456571U
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- 238000003745 diagnosis Methods 0.000 title claims abstract description 18
- 238000012545 processing Methods 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000004891 communication Methods 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 4
- 230000004907 flux Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007726 management method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000009530 blood pressure measurement Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 206010016256 fatigue Diseases 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Abstract
The utility model provides a kind of differential pressure flowmeter remote failure rapid diagnosis system, including flow meter unit, collecting unit, storage unit, Industry Control processing unit, display unit, it is characterized in that the flow meter unit includes differential pressure or/and temperature transmitter on differential pressure flowmeter, the analog converter being connected with differential pressure or/and temperature transmitter, the processor being connected with analog converter, the processor is connected with collecting unit and storage unit, collecting unit and storage unit are connected with Industry Control processing unit, and Industry Control processing unit is connected with display unit.The timeliness for safeguarding processing is improved, data caused by avoiding flow meter unit failure are inaccurate, interrupt and influence production scheduling.In addition to plant maintenance accuracy, timeliness and convenience is solved, moreover it is possible to provide production scheduling and field basic data that production management personnel use, the data basis as production and management.
Description
Technical field
A kind of diagnostic system of the utility model offer, especially a kind of differential pressure flowmeter remote failure rapid diagnosis system,
Belong to instrumentation maintenance management technical field.
Background technology
Differential pressure flowmeter with relatively low price, higher precision and use occasion are extensive the features such as, iron and steel enterprise flow
Extensive use in measurement, differential pressure flowmeter is mainly made of components such as differential pressure transmitter, temperature transmitters, in practical application
In, after differential pressure flowmeter is installed and come into operation, will by the PLC control system of flow signal data transmission to enterprise, and
In the scheduling operation interface display of Central Control Room.Yet with work on the spot bad environments, often it is present with various equipment faults, this
It is differential pressure flowmeter failure in itself or installation failure that a little failures, which are not, but the failure as caused by other reasons, such as：Data
Gather failure, secondary meter power failure failure, instrument signal transmission failure, temperature measuring set failure, pressure-measuring device failure
Do not refresh failure etc. with high range.Its category of ability accurate judgement, it is necessary to which maintenance personnel is on the scene in time when a failure occurs
In any class failure in addition can be because failure unobvious due to be difficult to diagnose in time, can not be overhauled in time, it is necessary to pass through dependence test
It could finally determine failure, this affects the science of production scheduling and the accuracy of continuous data to a certain extent.Therefore,
It is necessary to the prior art is improved.
The content of the invention
In order to fast and accurately diagnose the fault category that live differential pressure flowmeter occurs, and pass through monitor supervision platform and be prompted to instrument
Table Breakdown Maintenance personnel, quickly handle field failure, and the utility model provides a kind of differential pressure stream using computer and network technologies
Gauge remote failure rapid diagnosis system.Solve a large amount of differential pressure flowmeter breakdown judges not in time, it is inaccurate and influence normal meter
The problems such as amount, provides a kind of easily remote failure diagnosis system for plant maintenance personnel.
The utility model is realized in this way：A kind of differential pressure flowmeter remote failure rapid diagnosis system, including flowmeter
Unit, collecting unit, storage unit, Industry Control processing unit, display unit, it is characterised in that the flow meter unit includes
Differential pressure or/and temperature transmitter on differential pressure flowmeter, the analog converter being connected with differential pressure or/and temperature transmitter, with mould
Intend the processor of converter connection, which is connected with collecting unit and storage unit, collecting unit and storage unit and work
Industry control process unit connects, and Industry Control processing unit is connected with display unit, so that differential pressure or/and temperature transmitter are believed
After number feeding analog converter is converted to digital signal, sending processor processing, then give storage unit respectively and give collecting unit, then
Industry Control processing unit is sent, while data are preserved, after making quick diagnosis to differential pressure flowmeter failure and failure mode,
Display unit is sent to show, instrument maintenance personnel is allowed intuitively to obtain live differential pressure flowmeter fault message from display unit, with
Just repair is gone in time.
The collecting unit is conventional data collector, including interface convertor, I/O interface module, Ethernet interface and
Protocol converter, input terminal are connected with processor output terminal, and output terminal is connected by Ethernet with Industry Control processing unit,
For the data that the processor for gathering flow meter unit calculates, and after being converted into the MODBUS Transmission Control Protocol data of standard,
Industry Control processing unit is remotely given by Ethernet again；The data include working condition, communication state, power interruptions.
The storage unit is conventional memory, including historic data server, database and storage array, is stored with
Pressure signal, temperature signal, instantaneous flow rate signal, integrated flux signal, and pass through Industry Control processing unit can be single in display
Member inquires the historical data of each signal parameter, history of forming curve, realizes history playback function, contribute to maintenance personnel into
Row analysis judges.
The Industry Control processing unit is conventional industrial control computer, so as to the instantaneous delivery according to input and is tired out
Product data on flows, configuration state judgment models, the communication failure generally occurred within instrument in model are divided into recorder Loss of power failure, note
Record instrument communication failure, pressure difference transmitter do not access failure, pressure difference transmitter Loss of power failure, temperature transmitter failure, pressure measurement
Instrument Loss of power failure after analyzing, judging, draws fault diagnosis result in time.
The display unit is conventional display screen, for showing fault diagnosis result that industrial personal computer is drawn, is had simultaneously
There are alarm, prompting and data report form statistics function, so as to provide reference frame for Breakdown Maintenance personnel, while show flowmeter reality
When data and historical data, report capability interface carries out data query by polling cycle, is instrument maintenance personnel operation, display
Window.
The analog converter of the flow meter unit is the converter of model DAC0809, input terminal and differential pressure or/and
Temperature transmitter is connected, output terminal IN1 is connected with processor, wherein having rectification circuit, amplifying circuit, modulo operation circuit, uses
It is adaptable by rectification circuit, amplifying circuit, modulo operation circuit conversion in by the signal of differential pressure or/and temperature transmitter
Modulo operation voltage after, be sent into processor calculate instantaneous delivery and integrated flux data.
The differential pressure of the flow meter unit or/and the signal of temperature transmitter have：Flow meter temperature signal, pressure signal,
Instantaneous flow rate signal, integrated flow signal, range percentage signal, range not refresh signal.
The processor of the flow meter unit is model 80C51 processors, and input terminal is connected with analog converter, is defeated
Outlet is connected with collecting unit and storage unit.
The utility model has following advantages and effect：Using the above program, it is convenient to by differential pressure or/and temperature pick-up
After device signal feeding analog converter is converted to digital signal, sending processor processing, then give storage unit respectively and give acquisition single
Member, then send Industry Control processing unit, while data are preserved, differential pressure flowmeter failure and failure mode are made it is quick,
After comprehensive diagnos, display unit is sent to show, instrument maintenance personnel is allowed intuitively to obtain live differential pressure flowmeter from display unit
Fault message, and decided whether according to information that scene to be gone to carry out maintenance, it is detected, is carried on the spot without to arrive scene every time
The high timeliness for safeguarding processing, data caused by avoiding flow meter unit failure are inaccurate, interrupt and influence production scheduling.Together
When, by storing all parameters of flow meter unit, instrument maintenance personnel and dispatcher is contributed to carry out the inquiry of historical data,
There is provided the data reference foundation of statistical analysis for production administrative staff, the utility model except solve plant maintenance accuracy, when
Outside effect property and convenience, moreover it is possible to provide production scheduling and field basic data that production management personnel use, as production and
The data basis of management.
Description of the drawings
Fig. 1 is the block diagram of the utility model；
Fig. 2 is the flow meter unit structure diagram in Fig. 1；
Fig. 3 is the analog converter circuit diagram in Fig. 2.
Specific embodiment
The utility model is described further below in conjunction with the accompanying drawings.
Differential pressure flowmeter remote failure rapid diagnosis system provided by the utility model, the stream including being installed on measure field
Gauge unit, collecting unit, storage unit and be installed on the Industry Control processing unit of Central Control Room and be installed on instrument dimension
Protect personnel monitoring room（User）Display unit, such as Fig. 1, wherein：The flow meter unit includes the differential pressure on differential pressure flowmeter
Or/and temperature transmitter, the analog converter being connected with differential pressure or/and temperature transmitter, the processing being connected with analog converter
Device, the processor are connected with collecting unit and storage unit, such as Fig. 2, and collecting unit and storage unit handle list with Industry Control
Member connection, Industry Control processing unit are connected with display unit.
The collecting unit is conventional data collector, including interface convertor, I/O interface module, Ethernet interface and
Protocol converter, input terminal are connected with processor output terminal, and output terminal is connected by Ethernet with Industry Control processing unit,
For the data that the processor for gathering flow meter unit calculates, and after being converted into the MODBUS Transmission Control Protocol data of standard,
Industry Control processing unit is remotely given by Ethernet again；The data include working condition, communication state, power interruptions.
The storage unit is conventional memory, including historic data server, database and storage array, is stored with
Pressure signal, temperature signal, instantaneous flow rate signal, integrated flux signal, and pass through Industry Control processing unit can be single in display
Member inquires the historical data of each signal parameter, history of forming curve, realizes history playback function, contribute to maintenance personnel into
Row analysis judges.
The Industry Control processing unit is conventional industrial control computer, so as to the instantaneous delivery according to input and is tired out
Product data on flows, configuration state judgment models, the communication failure generally occurred within instrument in model are divided into recorder Loss of power failure, note
Record instrument communication failure, pressure difference transmitter do not access failure, pressure difference transmitter Loss of power failure, temperature transmitter failure, pressure measurement
Instrument Loss of power failure after analyzing, judging, draws fault diagnosis result in time.
The display unit is conventional display screen, for showing fault diagnosis result that industrial personal computer is drawn, is had simultaneously
There are alarm, prompting and data report form statistics function, so as to provide reference frame for Breakdown Maintenance personnel, while show flowmeter reality
When data and historical data, report capability interface carries out data query by polling cycle, is instrument maintenance personnel operation, display
Window.
The analog converter of the flow meter unit is the converter of model DAC0809, input terminal and differential pressure or/and
Temperature transmitter is connected, output terminal IN1 is connected with processor, wherein having rectification circuit, amplifying circuit, modulo operation circuit, uses
It is adaptable by rectification circuit, amplifying circuit, modulo operation circuit conversion in by the signal of differential pressure or/and temperature transmitter
Modulo operation voltage after, be sent into processor calculate instantaneous delivery and integrated flux data.
The differential pressure of the flow meter unit or/and the signal of temperature transmitter have：Flow meter temperature signal, pressure signal,
Instantaneous flow rate signal, integrated flow signal, range percentage signal, range not refresh signal.
The processor of the flow meter unit is model 80C51 processors, and input terminal is connected with analog converter, is defeated
Outlet is connected with collecting unit and storage unit.
During work, differential pressure or/and temperature transmitter signal are sent into after analog converter is converted to digital signal, sending processor
Processing, then give storage unit respectively and give collecting unit, then Industry Control processing unit is sent, while data are preserved, to difference
After pressure type flowmeter failure and failure mode make quick diagnosis, display unit is sent to show, allow instrument maintenance personnel intuitively from aobvious
Show and live differential pressure flowmeter fault message is obtained on unit, to go to repair in time.
Claims (4)
1. a kind of differential pressure flowmeter remote failure rapid diagnosis system, including flow meter unit, collecting unit, storage unit, work
Industry control process unit, display unit, it is characterised in that the flow meter unit includes the differential pressure or/and temperature on differential pressure flowmeter
Spend transmitter, the analog converter being connected with differential pressure or/and temperature transmitter, the processor being connected with analog converter, at this
Reason device is connected with collecting unit and storage unit, and collecting unit and storage unit are connected with Industry Control processing unit, industry control
Processing unit processed is connected with display unit.
2. differential pressure flowmeter remote failure rapid diagnosis system according to claim 1, it is characterised in that the acquisition is single
Member is conventional data collector, including interface convertor, I/O interface module, Ethernet interface and protocol converter, input
End is connected with processor output terminal, and output terminal is connected by Ethernet with Industry Control processing unit.
3. differential pressure flowmeter remote failure rapid diagnosis system according to claim 1, it is characterised in that the flowmeter
The analog converter of unit is the converter of model DAC0809, and input terminal is connected with differential pressure or/and temperature transmitter, is defeated
Outlet IN1 is connected with processor.
4. differential pressure flowmeter remote failure rapid diagnosis system according to claim 1, it is characterised in that the flowmeter
The processor of unit is model 80C51 processors, and input terminal is connected with analog converter, output terminal and collecting unit and deposits
Storage unit connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721524631.9U CN207456571U (en) | 2017-11-15 | 2017-11-15 | A kind of differential pressure flowmeter remote failure rapid diagnosis system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721524631.9U CN207456571U (en) | 2017-11-15 | 2017-11-15 | A kind of differential pressure flowmeter remote failure rapid diagnosis system |
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| Publication Number | Publication Date |
|---|---|
| CN207456571U true CN207456571U (en) | 2018-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721524631.9U Expired - Fee Related CN207456571U (en) | 2017-11-15 | 2017-11-15 | A kind of differential pressure flowmeter remote failure rapid diagnosis system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109116819A (en) * | 2018-08-09 | 2019-01-01 | 安徽省法米特物联技术有限公司 | A kind of Internet of Things big data acquisition processing system |
| CN109143996A (en) * | 2018-08-09 | 2019-01-04 | 安徽省法米特物联技术有限公司 | A kind of Internet of Things big data acquisition processing system that can ensure product quality |
| CN111006747A (en) * | 2018-11-20 | 2020-04-14 | 中国石油化工股份有限公司 | Misalignment positioning diagnosis method and device for water injection metering instrument and terminal |
-
2017
- 2017-11-15 CN CN201721524631.9U patent/CN207456571U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109116819A (en) * | 2018-08-09 | 2019-01-01 | 安徽省法米特物联技术有限公司 | A kind of Internet of Things big data acquisition processing system |
| CN109143996A (en) * | 2018-08-09 | 2019-01-04 | 安徽省法米特物联技术有限公司 | A kind of Internet of Things big data acquisition processing system that can ensure product quality |
| CN111006747A (en) * | 2018-11-20 | 2020-04-14 | 中国石油化工股份有限公司 | Misalignment positioning diagnosis method and device for water injection metering instrument and terminal |
| CN111006747B (en) * | 2018-11-20 | 2021-03-09 | 中国石油化工股份有限公司 | Misalignment positioning diagnosis method and device for water injection metering instrument and terminal |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 |
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| CF01 | Termination of patent right due to non-payment of annual fee |