CN208059949U - A kind of pipeline gas flow monitoring and control system - Google Patents
A kind of pipeline gas flow monitoring and control system Download PDFInfo
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- CN208059949U CN208059949U CN201721739958.8U CN201721739958U CN208059949U CN 208059949 U CN208059949 U CN 208059949U CN 201721739958 U CN201721739958 U CN 201721739958U CN 208059949 U CN208059949 U CN 208059949U
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- pipeline
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- plc controller
- differential pressure
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Abstract
The utility model is related to a kind of pipeline gas flow monitoring and control systems, belong to pipeline gas regulator control system field comprising monitoring sensor, electric valve for pipeline, PLC controller and the host computer for showing corresponding data；The monitoring sensor includes pressure sensor, temperature sensor and differential pressure transmitter；The pressure sensor, temperature sensor measurement end be arranged in pipeline, two pressure ends of the differential pressure transmitter are separately positioned on the both sides of the orifice plate of pipeline；The pressure signal of the pressure sensor, the temperature signal of temperature sensor, the differential pressure signal of differential pressure transmitter and electric valve for pipeline opening amount signal be transmitted to the respective input of PLC controller, the controlled end of the control terminal electrical connection electric valve for pipeline of the PLC controller, the PLC controller pass through Ethernet and host computer wireless two-way communication.The utility model has the advantages that regulation and control are timely, safe and reliable, stable.
Description
Technical field
The utility model is related to a kind of pipeline gas flow monitoring and control systems, belong to pipeline gas regulator control system neck
Domain.
Background technology
In recent years, computer remote manipulation obtains extensive use, and automation control is had become in industrial advanced country
The standard device of system.It is the ideal control system for realizing electric automatization that it, which aims at Industry Control and designs,.
The control of conventional equipment control mode, centrifugal blower only supports on-site manual valve to control, manual modulation valve door
Poor accuracy, inconvenient for operation, numerical value is not intuitive.
The control mode of conventional equipment control mode, pipeline gas flow brings many inconvenience to operator.Operator
The operation for needing to carry out the adjusting of valve at the scene, can not intuitively know whether the flow value of needs reaches.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of regulation and control are timely, safe and reliable, stable
Pipeline gas flow monitoring and control system.
The technical solution adopted in the utility model is as follows：
A kind of pipeline gas flow monitoring and control system comprising monitoring sensor, electric valve for pipeline, PLC controller
With the host computer for showing corresponding data；The monitoring sensor includes pressure sensor, temperature sensor and differential pressure transporting
Device；The pressure sensor, temperature sensor measurement end be arranged in pipeline, two pressure ends of the differential pressure transmitter
It is separately positioned on the both sides of the orifice plate of pipeline；The pressure signal of the pressure sensor, the temperature signal of temperature sensor, differential pressure
The differential pressure signal of transmitter and the opening amount signal of electric valve for pipeline are transmitted to the respective input of PLC controller, the PLC controls
The controlled end of the control terminal electrical connection electric valve for pipeline of device, the PLC controller are logical by Ethernet and host computer wireless two-way
Letter.
Further, the data that the host computer is shown include pipeline pressure value, pipe temperature value, conduit volume flowmeter
Calculation value, pipeline quality flow rate calculation value and pipeline valve opening value.
Further, the pressure sensor is rich bar 501.914003171W pressure sensors.
Further, the temperature sensor is PT100 temperature sensors.
Further, the pressure difference transmitter is rich bar 663.9030022 differential pressure pick-ups.
The beneficial effects of the utility model are as follows：
The utility model is stablized securely and reliably, and can carry out complicated data operation using PLC controller operates, monitoring sensing
The data transmission that device acquires back is obtained a result to PLC controller by PLC controller operation, PLC controller by Ethernet and
Host computer communicates, and screen end is shown in by the acquisition system built in host computer, real so as to be carried out to pipeline gas flow
When monitor；Host computer may be arranged at the region of any Ethernet covering, convenient for long-range monitoring；PLC controller realizes flow-rate adjustment
Be using host computer change needed for flow value, analog signals are transmitted to PLC controller, and by PLC controller operation after
Pipeline valve aperture analog quantity desired signal is obtained, and by the solenoid valve of current signal to pipeline valve, to realize flow tune
Save function.
All display datas are all integrated in the display picture of host computer by the utility model, realize it is real-time, conveniently, it is high
The monitoring mode of effect keeps pipeline gas flow all regulative modes easier, more intuitive, faster.
All modes of operation are all integrated in the display picture of host computer simultaneously, are the automatic of pipeline gas flow-rate adjustment
Change technological transformation and one new way is provided.
Description of the drawings
Fig. 1 is the structural principle block diagram of the utility model.
Fig. 2 is the schematic view of the mounting position that sensor is monitored in the utility model.
Wherein, 1 temperature sensor, 2 pressure sensors, 3 differential pressure transmitters, 4 electric valve for pipeline, 5 orifice plates, 6 pipelines.
Specific implementation mode
The utility model is described further with reference to Fig. 1-Fig. 2 and embodiment.
As depicted in figs. 1 and 2, the present embodiment is related to a kind of pipeline gas flow monitoring and control system comprising monitoring
Sensor, electric valve for pipeline 4, PLC controller and the host computer for showing corresponding data；The monitoring sensor includes pressure
Sensor 2, temperature sensor 1 and differential pressure transmitter 3；The pressure sensor 2, temperature sensor 1 measurement end be arranged at
In pipeline 6, two pressure ends of the differential pressure transmitter 3 are separately positioned on the both sides of the orifice plate 5 of pipeline 6；The pressure sensing
The pressure signal of device 2, the temperature signal of temperature sensor 1, differential pressure transmitter 3 differential pressure signal and electric valve for pipeline 4 aperture
Signal transmission to PLC controller respective input, the PLC controller control terminal electrical connection electric valve for pipeline 4 it is controlled
End, the PLC controller pass through Ethernet and host computer wireless two-way communication.
Further, the data that the host computer is shown include pipeline pressure value, pipe temperature value, conduit volume flowmeter
Calculation value, pipeline quality flow rate calculation value and pipeline valve opening value.
Further, the pressure sensor 2 is rich bar 501.914003171W pressure sensors.
Further, the temperature sensor 1 is PT100 temperature sensors.
Further, the pressure difference transmitter 3 is rich bar 663.9030022 differential pressure pick-ups.
This system can realize that pipeline flow monitoring, the monitoring of pipeline valve aperture, flow-rate adjustment, pipeline data are shown；Pipe
Road flow monitoring and the monitoring of pipeline valve aperture are to return signal to PLC controller using monitoring sensor, and control by PLC
Device operation is obtained a result, and upper computer end is shown in by upper acquisition system.
The content of PLC controller operation includes calculating pipeline mass flow, conduit volume flow, and calculation formula is as follows：
The evolution value of the evolution value * pipeline air density of pipeline quality flow=orifice coefficient * orifice plate differential pressures；
Conduit volume flow=pipeline quality flow ÷ surrounding air density；
Wherein, pipeline air density=（Atmospheric pressure+pipeline pressure）÷ [gas constant *（Absolute temperature）]；
Wherein, surrounding air density=standard state atmospheric pressure ÷ gas constant ÷ absolute temperature；
Wherein, atmospheric pressure, standard state atmospheric pressure, orifice coefficient, gas constant are known quantities；Atmospheric pressure is local ring
Border atmospheric pressure, standard state atmospheric pressure are a constants 101.325.
Wherein, pipeline pressure is measured by pressure sensor 2, and absolute temperature is measured by temperature sensor 1, orifice plate differential pressure
It is measured by pressure difference transmitter 3.
It is that monitoring sensor returns signal to PLC controller that pipeline data, which is shown, and PLC controller is by Ethernet to upper
Generator terminal, and in upper computer end display data.
Equipment flow-rate adjustment is upper computer end by flow value needed for modification, and analog signals are input to PLC controller,
And valve opening analog quantity desired signal is obtained by PLC controller internal calculation, and it is electronic to pipeline by current signal
Valve 4, to realize flow regulating function.
Pipeline flow monitors and the monitoring of pipeline valve aperture is that monitoring sensor returns signal to PLC controller, and passes through
PLC controller operation is obtained a result, and upper computer end is shown in by upper acquisition system.Operation result content includes equipment pipe
The numerical value such as volume flow, pipeline valve aperture.
It is that monitoring sensor returns signal to PLC controller that pipeline data, which is shown, and PLC controller is by Ethernet to upper
Generator terminal, and in upper computer end display data.Display numerical value includes pipeline pressure, pipe temperature, conduit volume flow rate calculation value, pipe
Road computed mass flow rate and pipeline valve opening value.
Equipment flow-rate adjustment is upper computer end by flow value needed for modification, and analog signals are input to PLC controller,
And valve opening analog quantity desired signal is obtained by PLC controller internal calculation, and by current signal to pipeline valve,
To realize flow regulating function.
Above-mentioned detailed description is illustrating for the utility model possible embodiments, which is not to limit
The scope of the claims of the utility model, all equivalence enforcements or change without departing from the utility model are intended to be limited solely by the patent of this case
In protection domain.
Claims (5)
1. a kind of pipeline gas flow monitoring and control system, it is characterised in that：It includes monitoring sensor, electric valve for pipeline
（4）, PLC controller and the host computer for showing corresponding data；The monitoring sensor includes pressure sensor（2）, temperature
Sensor（1）And differential pressure transmitter（3）；The pressure sensor（2）, temperature sensor（1）Measurement end be arranged at pipeline
（6）It is interior, the differential pressure transmitter（3）Two pressure ends be separately positioned on pipeline（6）Orifice plate（5）Both sides；The pressure
Sensor（2）Pressure signal, temperature sensor（1）Temperature signal, differential pressure transmitter（3）Differential pressure signal and pipeline it is electronic
Valve（4）Opening amount signal be transmitted to the respective input of PLC controller, the control terminal electrical connection pipeline electricity of the PLC controller
Dynamic valve（4）Controlled end, the PLC controller passes through Ethernet and host computer wireless two-way communication.
2. a kind of pipeline gas flow monitoring according to claim 1 and control system, it is characterised in that：The host computer
The data of display include pipeline pressure value, pipe temperature value, conduit volume flow rate calculation value, pipeline quality flow rate calculation value and pipe
Road valve opening value.
3. according to a kind of any described pipeline gas flow monitoring of claims 1 or 2 and control system, it is characterised in that：Institute
State pressure sensor（2）For rich bar 501.914003171W pressure sensors.
4. according to a kind of any described pipeline gas flow monitoring of claims 1 or 2 and control system, it is characterised in that：Institute
State temperature sensor（1）For PT100 temperature sensors.
5. according to a kind of any described pipeline gas flow monitoring of claims 1 or 2 and control system, it is characterised in that：Institute
State differential pressure transmitter（3）For rich bar 663.9030022 differential pressure transmitters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721739958.8U CN208059949U (en) | 2017-12-14 | 2017-12-14 | A kind of pipeline gas flow monitoring and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721739958.8U CN208059949U (en) | 2017-12-14 | 2017-12-14 | A kind of pipeline gas flow monitoring and control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208059949U true CN208059949U (en) | 2018-11-06 |
Family
ID=63997066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721739958.8U Active CN208059949U (en) | 2017-12-14 | 2017-12-14 | A kind of pipeline gas flow monitoring and control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208059949U (en) |
-
2017
- 2017-12-14 CN CN201721739958.8U patent/CN208059949U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Monitoring of pipeline gas flow and control system Effective date of registration: 20190716 Granted publication date: 20181106 Pledgee: China Everbright Bank, Limited by Share Ltd, Shijiazhuang branch Pledgor: SHIJIAZHUANG KINGSTON BEARING TECHNOLOGY CO., LTD. Registration number: 2019130000013 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200724 Granted publication date: 20181106 Pledgee: China Everbright Bank Limited by Share Ltd. Shijiazhuang branch Pledgor: SHIJIAZHUANG KINGSTON BEARING TECHNOLOGY Co.,Ltd. Registration number: 2019130000013 |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 052360 South Weiyi Road, Xinji Economic Development Zone, Shijiazhuang City, Hebei Province Patentee after: Hebei Kingston Technology Co.,Ltd. Address before: 052360 Shijiazhuang Kingston Bearing Technology Co., Ltd., south of Weiyi Road, Shijiazhuang Economic Development Zone, Hebei Province Patentee before: SHIJIAZHUANG KINGSTON BEARING TECHNOLOGY Co.,Ltd. |