CN202532183U - Pipeline conveying intelligent control system - Google Patents
Pipeline conveying intelligent control system Download PDFInfo
- Publication number
- CN202532183U CN202532183U CN2012200270064U CN201220027006U CN202532183U CN 202532183 U CN202532183 U CN 202532183U CN 2012200270064 U CN2012200270064 U CN 2012200270064U CN 201220027006 U CN201220027006 U CN 201220027006U CN 202532183 U CN202532183 U CN 202532183U
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- intelligent controller
- line transportation
- transportation intelligent
- control
- pipeline conveying
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Abstract
The utility model relates to a pipeline conveying intelligent control system, which comprises a pipeline conveying intelligent controller, a pipeline conveying intelligent control wireless receiving control device, an audible and visual alarm, a pipeline conveying intelligent controller wireless sending control device, an AC frequency converter, an efflux pump system and a pressure sensor, wherein the pressure sensor is electrically connected with the pipeline conveying intelligent controller, wherein the pressure sensor detects the inlet pressure of the effluent pump system, converts the actual pressure value into a 4-20MA signal and then sends the 4-20MA signal into the pipeline conveying intelligent controller, and the pipeline conveying intelligent controller converts the 4-20MA signal into actual liquid level height of an oil storage tank through calculation. The AC frequency converter is electrically connected with the pipeline conveying intelligent controller, and the pipeline conveying intelligent controller outputs 0-5V voltage analog quantity, conveys the 0-5V voltage analog quantity into the analog quantity input end of the AC frequency converter control system and controls the output frequency of the AC frequency converter control system, thereby controlling the displacement of the efflux pump of the efflux pump system. The pipeline conveying intelligent control system disclosed by the utility model has the advantages of stable and reliable performance, long service life, strong anti-jamming capacity, strong vibration resistance and the like.
Description
Technical field
The utility model relates to pipe conveying equipment, particularly relates to a kind of line transportation intelligent control system that oil, chemical industry, metallurgy, medicine, biochemistry, pressure conduit such as civilian are carried that is used for.
Background technique
Oil field petroleum pipeline original system is to lean on the workman through the manometric force value of observation petroleum pipeline, comes artificial frequency of regulating frequency variator, thus the discharge capacity of control booster pump (compression pump), and it is stable to keep the interior fluid pressure of pipeline.Workman's work is loaded down with trivial details, regulates the relay pump delivery according to observing the pressure gauge subjective judgement, makes pipeline pressure very unstable, and is very unfavorable to producing.The workman is whenever at a distance from two hours inspection pipeline pressures, thus the frequency of change frequency variator.The increment working strength of workers, pipe internal pressure control accuracy is very poor, and the phenomenon that product pumping unit well head builds the pressure and transfer pump is found time easily is to safety in production and science production and unfavorable.And the various faults that outer communication system produces can not in time come to light, thereby influence manufacturing operation or dangerous manufacturing operation, give to produce and bring certain potential safety hazard.
The defeated outward original system of storage tank oil is a liquid level of leaning on the workman to observe tank body through the level meter of oil storage tank, the frequency of artificially regulating frequency variator, thereby the discharge capacity of control frequency conversion output pump, and it is stable to keep pipe pot liquid liquid level.The liquid level that the workman whenever observed tank body at a distance from two hours through level meter, thereby the frequency of change frequency variator.Workman's work is loaded down with trivial details, and according to the discharge capacity that the liquid level subjective judgement of observing is regulated output pump, the tank level control accuracy is very poor, is prone to produce pot liquid and overflows or vaccuum phenomenon, to safety in production and science production and unfavorable.And the various faults that outer communication system produces can not in time come to light, thereby influence manufacturing operation or dangerous production, give to produce and bring certain potential safety hazard.
The model utility content
For solving the problem that above-mentioned existing technology exists, the utility model provides a kind of line transportation intelligent control system.
This system is through detecting the pressure of conveyance conduit, and through the output frequency of intelligent control frequency variator, thereby pump delivery is carried in control, makes the pressure in the pipeline keep steady state value, thereby guarantees that the height of liquid level in the tank body or the pressure in the conveyance conduit remain unchanged.
The technological scheme that adopts is:
The line transportation intelligent control system of the utility model comprises the line transportation intelligent controller, line transportation intelligent control wireless receiving control gear; Audible-visual annunciator, line transportation intelligent controller wireless transmission control gear, AC converter; Export pump systems, pressure transducer, pressure transducer is electrically connected with the line transportation intelligent controller; Detection through to the inlet pressure of export pump systems converts its actual pressure value to 4-20MA
Signal, send into the line transportation intelligent controller again, the line transportation intelligent controller again with the 4-20MA signal through calculating the actual liquid level height convert oil storage tank to.AC converter is electrically connected with the line transportation intelligent controller; The voltage analog of line transportation intelligent controller output 0-5V; It is sent to the analog amount input end of AC converter control system; Control AC converter control system output frequency, thereby the discharge capacity of the output pump of control export pump systems.The AC converter control system is connected with export pump systems three-phase 0-380V Ac, through the output frequency of AC converter control system, and the rotating speed of control export pump systems three-phase alternating-current motor.Line transportation intelligent controller wireless transmission control gear is electrically connected with the line transportation intelligent controller; It is with warning message, oil storage tank liquid level information and the running state information of line transportation intelligent controller; Through the RS232 signal, be sent to line transportation intelligent controller wireless transmission control gear while line transportation intelligent controller and also can carry intelligent controller to transmit wirelessly the control information that control gear sends over by receiving pipeline.Audible-visual annunciator is electrically connected with the line transportation intelligent controller.When controller takes place to report to the police, through the normally opened contact guide sound light crossing-signal of line transportation intelligent controller relay; Alarm signal takes place.Line transportation intelligent control wireless receiving control gear and line transportation intelligent controller wireless transmission control gear dedicated radio link.Line transportation intelligent controller wireless transmission control gear arrives line transportation intelligent control wireless receiving control gear with its warning message, oil storage tank liquid level information and running state information through radio transmitting.Line transportation intelligent control wireless receiving control gear passes through to radio transmitting to line transportation intelligent controller wireless transmission control gear with its control information.
The line transportation intelligent controller of mentioning in the utility model is known technology, and is commercially available, and it mainly comprises AD conversion and eliminator; Liquid crystal display circuit, key circuit, RS232 data output interface circuit; Potentiometer input circlult and controller 0-5V output circuit, data storage circuitry, the power circuit of controller; The central processing unit circuit, tutorial light and relay circuit; Described A/D convertor circuit is electrically connected with the central processing unit circuit, through the detection to the transfer pump inlet pressure, converts the current signal of 4-20MA to digital quantity signal through AD conversion and eliminator and sends into central processing unit; Described key circuit is electrically connected with the central processing unit circuit, and the command signal of button is sent into central processing unit through photo coupler; Described liquid crystal display circuit is electrically connected with the central processing unit circuit, shows system parameter setting such as real time data such as level value, setting value, figure, frequency and system mode and scaling factor, differential coefficient, integral coefficient, time coefficient, liquid level regulated value, warning upper lower limit values, output upper lower limit value; Described potentiometer input circlult and controller 0-5V output circuit are electrically connected with the central processing unit circuit; The output module circuit is accepted result's output of central processing unit; Through digital-to-analog conversion is that analogue signal is sent into frequency variator, carries pump delivery to control to it; Described central processing unit circuit is exported its result and demonstration amount through read-write and signal processing to program; Described data storage circuitry is electrically connected with the central processing unit circuit, and the program parameters needed is through the data write of central processing unit circuit to the data storage; The power circuit of described controller is electrically connected with each module, and it provides each module needed operating voltage; Described tutorial light and relay circuit central processing unit circuit are electrically connected, and central processing unit circuit (108) is through optocoupler control tutorial light and relay.
Working principle
The line transportation intelligent controller is through detecting the inlet pressure (can derive the liquid level of oil storage tank through formula) of transfer oil line transportation pump.Through level value of artificial setting; When the liquid level of oil storage tank is higher than the setting liquid level; The magnitude of voltage of line transportation intelligent controller output increases (0-5V), and this electric force value control is input to the analog amount input port of AC frequency conversion system, and the output frequency of AC frequency conversion system increases.Thereby control carries pump delivery also to increase accordingly.When the liquid level of oil storage tank was lower than the setting liquid level, the magnitude of voltage of line transportation intelligent controller output reduced (0-5V), and this electric force value control is input to the analog amount input port of AC frequency conversion system, and the output frequency of AC frequency conversion system reduces.Thereby control carries pump delivery also to reduce accordingly.Thereby the line transportation intelligent controller is carried pump delivery through the control of AC frequency conversion system; Make the liquid level of oil storage tank maintain steady state value; Promptly get into how many liquid measures of oil storage tank, just can discharge how many liquid measures, thereby the height that guarantees liquid level in the tank body remains unchanged through transfer pump.When being the liquid level increase, increasing and carry pump delivery; When liquid level reduces, reduce to carry pump delivery.Wireless base station apparatus sends to radio receiver through the RS232 signal with liquid level information, warning message, the status information of line transportation intelligent controller.Simultaneously, radio receiver also can send to wireless base station apparatus with control information, is passing through the RS232 signal conveys in the line transportation intelligent controller.During line transportation intelligent controller generation alarm signal, closed through its relay normally open contact, make audible-visual annunciator produce the acoustooptic alarm signal.The line transportation intelligent controller can be judged the various faults of petroleum pipeline fuel transfer system, and has automatic processing capabilities.
The major advantage of the utility model is:
1, key conversion, two kinds of control modes of control and manual control automatically.
2,5 cun giant-screen Chinese LCD, Chinese adds graphic display data, human oriented design.
3, the warning function of various faults in time provides warning message and fault handling method reliably.
4, powerful audible-visual annunciator and remote-wireless warning (can select).
5, remote-wireless data transmission, but at remote video data and this controller of control.(can select)
6, pump delivery is carried in automation control, alleviates working strength of workers, and automaticity is high.
7, multiple parameter is provided with function, makes controller can adapt to different outer defeated requirements.
8, simple to operate, the user is easy to use.
9, easy for installation, easy to maintenance, corrosion resistance is strong.
10, not termination of pumping moves, and avoids the frequent starting of pump, needing before opening pump in the winter time to avoid the shortcoming of dish pump.
11, the automatic processing capacity of fault avoids shutting down termination of pumping.
12, system mode is in time judged in boot system self check.
13, house dog design guarantees program reliable operation.
Or 14, adopt frequency variator internal electric source insulating power supply.Prevent relatively poor electric network source quality, the operation of shadow effect system.
15, hardware all adopts the technical grade chip.Guarantee the reliable operation of system hardware circuit.
16, adopt high-precision sensor and 12 s' AD conversion chip, improve sampling and display precision.
17, adopt the former cartridge chip of explosion-proof type, stable and reliable for performance, long service life. anti-interference strong, vibration resistance is strong, good long time stability.
18, adopt iron shell and shielding wire, belted type cable, prevent the external wireless electrical interference.
19, adopt automatic echo setting, make system can automatically restore to the user window state.
20, or parameter is provided with the form that adopts the Macintosh password, avoids unexpected parameter or the malicious modification parameter of changing.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Embodiment
The line transportation intelligent control system of the utility model comprises line transportation intelligent controller 1, line transportation intelligent control wireless receiving control gear 4; Audible-visual annunciator 3, line transportation intelligent controller wireless transmission control gear 2, AC converter 5; Export pump systems 6; Pressure transducer 7, pressure transducer 7 is electrically connected with line transportation intelligent controller 1, through the detection to the inlet pressure of export pump systems 6; Convert its actual pressure value the signal of 4-20MA to, send into line transportation intelligent controller 1 again.Line transportation intelligent controller 1 converts the 4-20MA signal to the actual liquid level height of oil storage tank again through calculating.AC converter 5 is electrically connected with line transportation intelligent controller 1; The voltage analog of line transportation intelligent controller 1 output 0-5V; It is sent to the analog amount input end of AC converter 5, control AC converter 5 output frequencies, thereby the discharge capacity of the output pump of control export pump systems 6.AC converter 5 is connected with export pump systems 6 three-phase 0-380V Ac, through the output frequency of AC converter 5, and the rotating speed of control export pump systems three-phase alternating-current motor.Line transportation intelligent controller wireless transmission control gear 2 is electrically connected with line transportation intelligent controller 1; It is with warning message, oil storage tank liquid level information and the running state information of line transportation intelligent controller 1; Through the RS232 signal, be sent to line transportation intelligent controller wireless transmission control gear 2 while line transportation intelligent controller 1 and also can carry intelligent controller to transmit wirelessly the control information that control gear 2 sends over by receiving pipeline.Audible-visual annunciator 3 is electrically connected with line transportation intelligent controller 1.When controller takes place to report to the police, through the normally opened contact guide sound light crossing-signal 3 generation alarm signals of line transportation intelligent controller 1 relay.Line transportation intelligent control wireless receiving control gear 4 and line transportation intelligent controller wireless transmission control gear 2 dedicated radio link.Line transportation intelligent controller wireless transmission control gear 2 arrives line transportation intelligent control wireless receiving control gear 4 with its warning message, oil storage tank liquid level information and running state information through radio transmitting.Line transportation intelligent control wireless receiving control gear 4 passes through to radio transmitting to line transportation intelligent controller wireless transmission control gear 2 with its control information.
Operating process
At first, connect the power circuit (107) of controller, its voltage is respectively 12V, 5V, 0V.
Secondly, 1. press manual key, device is in auto state, and automatic pilot lamp is bright.Controller converts its analog signals to central processing unit discernible digital quantity signal through pressure transducer and AD conversion and eliminator, can derive the oil storage tank liquid level through formula.The liquid level value is compared with setting liquid level value; When the liquid level of oil storage tank is higher than the setting liquid level; Central processing unit circuit (108); According to required parameter in artificial-intelligent, fuzzy controlling method and the read routine storage, again through analog to digital conversion circuit, the magnitude of voltage of output increases (0-5V); When the liquid level of oil storage tank is lower than when setting liquid level, central processing unit circuit (108), according to required parameter in artificial-intelligent, fuzzy controlling method and the read routine storage, through analog to digital conversion circuit, the magnitude of voltage of output reduces (0-5V) again.Promptly when liquid level increased, output voltage increased, and when liquid level reduced, output voltage reduced.Thereby it is constant to keep the oil storage tank liquid level.LCD MODULE can show the parameter of real time data, system's operation, the state and the warning message of system's operation.Key circuit can change display items display, change the method for pre-set parameter, system alarm information and solution, processing.Key-press module changes the setting value of systematic parameter, can change the operational effect of system.Running state, output and the warning message of indicator light circuit module ability display system.Relay circuit, when control take place to be reported to the police, relay closes otherwise relay broke off.Potentiometer input circlult and controller 0-5V output circuit; Through pressing manual key, the working state of selection control is during auto state; The relay adhesive; Run indicator is bright, the difference that controller is compared with setting liquid level value through the liquid level value, the size (0-5V) of the magnitude of voltage of control output automatically.Keep liquid level constant.The output indicator flicker.Manually during running state, relay breaks off, and manually tutorial light is bright, the magnitude of voltage of the potentiometer that the magnitude of voltage of controller output equals to import, and artificial regulation voltage level changes the size (0-5V) of the voltage device of controller output.The RS232 output circuit can send to radio receiver with liquid level information, warning message, the status information of controller.Simultaneously, be transported in the line transportation intelligent controller through the control data of RS232 signal wireless base station apparatus.
Claims (1)
1. the line transportation intelligent control system comprises line transportation intelligent controller (1), line transportation intelligent control wireless receiving control gear (4); Audible-visual annunciator (3); Line transportation intelligent controller wireless transmission control gear (2), AC converter (5), export pump systems (6); Pressure transducer (7); It is characterized in that described pressure transducer (7) is electrically connected with line transportation intelligent controller (1),, its actual pressure value is converted to the signal of 4-20MA through detection to the inlet pressure of export pump systems (6); Send into line transportation intelligent controller (1) again, line transportation intelligent controller (1) converts the 4-20MA signal to the actual liquid level height of oil storage tank again through calculating; AC converter (5) is electrically connected with line transportation intelligent controller (1); The voltage analog of line transportation intelligent controller (1) output 0-5V; It is sent to the analog amount input end of AC converter control system (5); Control AC converter control system (5) output frequency, thereby the discharge capacity of the output pump of control export pump systems (6), AC converter control system (5) is connected with export pump systems (6) three-phase 0-380V Ac; Through the output frequency of AC converter control system (5), the rotating speed of control export pump systems three-phase alternating-current motor; Line transportation intelligent controller wireless transmission control gear (2) is electrically connected with line transportation intelligent controller (1); It is with warning message, oil storage tank liquid level information and the running state information of line transportation intelligent controller (1); Through the RS232 signal, be sent to line transportation intelligent controller wireless transmission control gear (2) while line transportation intelligent controller (1) and also can carry intelligent controller to transmit wirelessly the control information that control gear (2) sends over by receiving pipeline; Audible-visual annunciator (3) is electrically connected with line transportation intelligent controller (1); When controller takes place to report to the police, through the normally opened contact guide sound light crossing-signal (3) of line transportation intelligent controller (1) relay, alarm signal takes place; Line transportation intelligent control wireless receiving control gear (4) and line transportation intelligent controller wireless transmission control gear (2) dedicated radio link; Line transportation intelligent controller wireless transmission control gear (2) arrives line transportation intelligent control wireless receiving control gear (4) with its warning message, oil storage tank liquid level information and running state information through radio transmitting; Line transportation intelligent control wireless receiving control gear (4) passes through to radio transmitting to line transportation intelligent controller wireless transmission control gear (2) with its control information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200270064U CN202532183U (en) | 2012-01-20 | 2012-01-20 | Pipeline conveying intelligent control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200270064U CN202532183U (en) | 2012-01-20 | 2012-01-20 | Pipeline conveying intelligent control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202532183U true CN202532183U (en) | 2012-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200270064U Expired - Fee Related CN202532183U (en) | 2012-01-20 | 2012-01-20 | Pipeline conveying intelligent control system |
Country Status (1)
| Country | Link |
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| CN (1) | CN202532183U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216729A (en) * | 2012-01-20 | 2013-07-24 | 张健 | Smart control system for pipeline delivery |
| CN104594450A (en) * | 2014-12-25 | 2015-05-06 | 贵州省交通规划勘察设计研究院股份有限公司 | Tunnel fire-fighting system with valley intermountain water being water source |
| CN104652532A (en) * | 2014-12-25 | 2015-05-27 | 贵州省交通规划勘察设计研究院股份有限公司 | Tunnel fire-fighting system using slope surface flowing water as water source |
-
2012
- 2012-01-20 CN CN2012200270064U patent/CN202532183U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216729A (en) * | 2012-01-20 | 2013-07-24 | 张健 | Smart control system for pipeline delivery |
| CN104594450A (en) * | 2014-12-25 | 2015-05-06 | 贵州省交通规划勘察设计研究院股份有限公司 | Tunnel fire-fighting system with valley intermountain water being water source |
| CN104652532A (en) * | 2014-12-25 | 2015-05-27 | 贵州省交通规划勘察设计研究院股份有限公司 | Tunnel fire-fighting system using slope surface flowing water as water source |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121114 Termination date: 20200120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |