CN206226342U - A kind of Based Intelligent Control energy-conservation fuel delivery device - Google Patents
A kind of Based Intelligent Control energy-conservation fuel delivery device Download PDFInfo
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- CN206226342U CN206226342U CN201621132235.7U CN201621132235U CN206226342U CN 206226342 U CN206226342 U CN 206226342U CN 201621132235 U CN201621132235 U CN 201621132235U CN 206226342 U CN206226342 U CN 206226342U
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- 239000000446 fuel Substances 0.000 title claims abstract description 17
- 238000004134 energy conservation Methods 0.000 title claims abstract description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052802 copper Inorganic materials 0.000 claims abstract description 27
- 239000010949 copper Substances 0.000 claims abstract description 27
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 239000003999 initiator Substances 0.000 claims abstract description 17
- 238000009826 distribution Methods 0.000 claims description 4
- 239000003208 petroleum Substances 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract 1
- 238000012546 transfer Methods 0.000 description 37
- 238000000034 method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model is related to a kind of Based Intelligent Control energy-conservation fuel delivery device,Which solve the existing oil transportation efficiency of pump low,Power consumption is high,The technical problem of complex operation,It includes frequency converter,Soft initiator,Oil transportation pump motor,Oil transportation motor aerofoil fan,Switching Power Supply,Breaker of plastic casing,Miniature circuit breaker,Power frequency exports A.C. contactor,Frequency conversion exports A.C. contactor,It is soft to open bypass A.C. contactor,Blower fan enables A.C. contactor,First electrothermal relay and the second electrothermal relay,Breaker of plastic casing output end is connected by with inverter input and soft initiator input and the soft bypass A.C. contactor input that opens,The external direct current reactor of frequency converter,Inverter output terminal accesses frequency conversion and exports A.C. contactor input by cable or copper bar,Frequency conversion output A.C. contactor output end accesses the input of output reactance device by cable or copper bar,The output end of output reactance device accesses the input terminal of oil transportation pump motor by cable or copper bar；The utility model is widely used in petroleum chemical industry.
Description
Technical field
The utility model is related to a kind of fuel delivery device, more particularly, to a kind of Based Intelligent Control energy-conservation fuel delivery device.
Background technology
Oil field is a complex object, one of most important of which characteristic, be exactly time variation in recovery process, stratum energy
It is to oil well oil transportation that amount constantly decays to holding stratum energy balance usual manner.The height of fuel transfer pressure is to determine that oil field is reasonable
Exploitation and the important parameter of surface line and relevant device, especially in later development, oil transportation well increases, Transportation Process design and
Electromechanical equipment configuration it is well-to-do, geological condition is changed greatly in addition, often causes fuel transfer pressure to fluctuate, output oil amount it is uneven and
Stabilization.Fuel transfer pressure control is improper will to bring many troubles to oil field production and management, therefore oil field requires constant pressure and flow oil transportation.
But the pressure and petroleum distribution due to oil storage stratum are constantly changing, and its numerical value is difficult Accurate Prediction, thus also just difficult
To control.Due to reasons such as history and technologies, in order to meet oil field development the need for, in the configuration of technique and electromechanical equipment all
It is especially prominent particularly in oil transporting appliance according to the Demand Design of oil field maximum possible.Using centrifugation more than the oil transporting appliance of oil field
Pump, plunger displacement pump matching high power motor, oil transporting appliance are often " low load with strong power " state operation in inefficiency, cause electricity
The significant wastage of energy, energy loss is up to more than 40%,.Additionally, control device falls behind, fuel transfer pressure is manual by pumping out port strobe
Control, pump matches with motor and is difficult to reach the optimal working point operation in pump.
Oil transfer pump is average daily frequency of use highest equipment in whole production system, and most of booster station, petroleum transferring station,
The oil transfer pump Starting mode of multi-purpose station all uses star triangle start, the impact due to star triangle start mode to motor and oil transfer pump
Property increase, cause oil transportation pump bearing abrasion acceleration and noise increase etc. many weakness.And, existing oil transporting appliance is generally people
Work is operated, and when system performance changes, can not in time change the working condition of oil transporting appliance, increases energy consumption, is caused very
Big energy loss.Therefore the automatic energy-saving technology of oil field oil transporting appliance is developed as early as possible as early as possible, in oil field energy saving consumption reduction work
It is significant in work.Oil transfer pump does not support that directly band load starts generally, the replacing of the regular maintenance or consumable accessory of oil transfer pump,
Needs often carried out (stop) it is pump operated, due to pressure is higher can not directly with having carried pump, it is necessary to switch flow back and forth, can just open
Dynamic, so as to cause, labor intensive, waste energy consumption, start-stop are complicated, and bring certain potential safety hazard to operating personnel；Oil
Tian Ge oil producing operations area oil transportation scene, generally using soft control, constant pressure or constant current oil transportation need manual adjustment valve to oil transfer pump,
Cause, labor intensive, energy consumption waste big, and pressure precision is poor, pressure regulation adjusts stream difficulty big.
The content of the invention
The existing oil transportation efficiency of pump is low, power consumption is high, complex operation technical problem in order to solve for the utility model, there is provided one
Plant the low Based Intelligent Control energy-conservation fuel delivery device of efficiency high, power consumption.
The utility model provide Based Intelligent Control energy-conservation fuel delivery device, including frequency converter, soft initiator, oil transportation pump motor,
Oil transportation motor aerofoil fan, Switching Power Supply, breaker of plastic casing, miniature circuit breaker, power frequency output A.C. contactor, frequency conversion output are handed over
Stream contactor, the soft bypass A.C. contactor, blower fan of opening enable A.C. contactor, the first electrothermal relay and the second electrothermal relay, modeling
Case circuit breaker input connects transformer or power distribution cabinet, and it is defeated that breaker of plastic casing output end accesses frequency converter by cable or copper bar
Enter end and soft initiator input and soft opening bypasses A.C. contactor input；
The external direct current reactor of frequency converter, inverter output terminal accesses frequency conversion and exports ac contactor by cable or copper bar
Device input, frequency conversion output A.C. contactor output end accesses the input of output reactance device, output by cable or copper bar
The output end of reactor accesses the input terminal of oil transportation pump motor by cable or copper bar；
The soft bypass A.C. contactor lead-out terminal that opens is connected by copper bar or cable with the first electrothermal relay input, and first
Electrothermal relay output end copper bar or cable are in parallel with soft initiator output end, access power frequency output after parallel connection with copper bar or cable
The access in parallel with frequency conversion output A.C. contactor of A.C. contactor, power frequency output A.C. contactor output end copper bar or cable is defeated
The input terminal of Oil pump electrical machinery；
Breaker of plastic casing output end accesses miniature circuit breaker by cable, and miniature circuit breaker output end accesses blower fan with cable
A.C. contactor input is enabled, blower fan enables A.C. contactor output end and is connected with the second electrothermal relay input, the second heat
Relay output end accesses oil transportation motor aerofoil fan with cable；
Breaker of plastic casing output end accesses AC220V power supplys to the input of Switching Power Supply by cable, Switching Power Supply
Lead-out terminal exports DC24V to PLC；The output end of PLC is connected by RS485 interfaces with frequency converter；
Breaker of plastic casing output end is connected with lightning protection device；
Also include operating unit control panel and host computer, operating unit control panel is controlled by signal cable with PLC
Device is connected, and host computer is provided with TCP interface ends, and TCP interface ends are connected by EPA with PLC.
The beneficial effects of the utility model are：High degree of automation, two kinds of mode of operations of power frequency/frequency conversion, operation safety；System
System can realize Automatic Control, with manual/auto switching, pressure adjustment, constant pressure, high-low voltage protection, phase failure protection, electric leakage
The functions such as protection, overload protection, overtemperature protection, immediate trip protection.(20HZ is typically operated in during oil transfer pump low-frequency operation) save
Energy effect is significant, up to more than 40%.
The power consumption of oil transfer pump can be not only reduced using the device, reactive power, the smooth startup of optimization oil transfer pump is reduced
And stopped process, it is that system with overcurrent, overvoltage, overload, overheat, short circuit, phase shortage etc. are protected, the power factor of raising motor,
The power supply capacity of the service life of extension device, increase power network, realizes the capacity-increasing transformation of power network, by controller, HMI it is man-machine,
The system integration technologies such as communication, so as to realize energy-conservation, synergy automation, intelligent, the visualization operation of flow circuit.
Using PLC and touch screen technology Based Intelligent Control frequency converter, realize that the frequency of frequency converter changes the rotating speed of controlled motor,
And change the outlet pressure and flow of oil transfer pump.Experiment proves that present apparatus energy conservation and consumption reduction effects are notable.There is the present apparatus economy to have
The characteristics of effect and very strong practicality.Under frequency conversion auto state, equipment detects pressure or flow sensor signal by PLC
And computing is carried out according to the parameter of setting, with reference to the working condition of oil transfer pump, the operation to oil transfer pump automatically is adjusted, so that
Make fuel transfer pressure or stability of flow, reliability, and good energy-conservation purpose can be reached.
The utility model further feature, by the description of detailed description below, is clearly stated that.
Brief description of the drawings
Fig. 1 is the schematic diagram of primary circuit；
Fig. 2 is the schematic diagram of secondary circuit；
Fig. 3 is the man-machine interface schematic diagram of operating unit；
Fig. 4 is the schematic diagram of Based Intelligent Control energy-conservation fuel delivery device multiple linkage.
Symbol description in figure：
1. frequency converter, 2. soft initiator, 3. lightning protection device, 4. oil transportation pump motor, 5. oil transportation motor aerofoil fan, 6. switchs electricity
Source, QF1 represents breaker of plastic casing, and QF2 represents miniature circuit breaker, and TA represents current transformer, and KM1 represents that power frequency output exchange connects
Tentaculum, KM2 represents that frequency conversion exports A.C. contactor, and KM3 represents soft and opens bypass A.C. contactor, and KM4 represents that blower fan enables exchange
Contactor, FR1 represents the first electrothermal relay, and FR2 represents the second electrothermal relay.
Specific embodiment
As illustrated in fig. 1 and 2, Based Intelligent Control energy-conservation fuel delivery device includes primary circuit and secondary circuit, and primary circuit includes
Power subsystem, frequency conversion side unit, power frequency side unit, motor cooling blower unit.Secondary circuit includes that power subsystem, control are single
Unit.
First, primary circuit is as follows：
1st, power subsystem：
Breaker of plastic casing QF1 inputs are accessed with cable from transformer or power distribution cabinet, in breaker of plastic casing QF1 output ends
Access lightning protection device 3.The input of frequency converter 1 and soft initiator 2 are accessed by cable or copper bar from breaker of plastic casing QF1 output ends
Input and soft opening bypass A.C. contactor KM3 inputs.
2nd, frequency conversion side unit：
The external direct current reactor terminal of frequency converter 1 accesses direct current reactor, and the output end of frequency converter 1 passes through cable or copper bar
Frequency conversion output A.C. contactor KM2 inputs are accessed, frequency conversion output A.C. contactor KM2 output ends are connect by cable or copper bar
Enter the input of output reactance device, the output end of output reactance device accesses the input of oil transportation pump motor 4 by cable or copper bar
Terminal.
3rd, power frequency side unit：
The soft bypass A.C. contactor KM3 lead-out terminals that open are connected by copper bar or cable and the first electrothermal relay FR1 inputs
Connect, the first electrothermal relay FR1 output ends copper bar or cable are in parallel with the output end of soft initiator 2, copper bar or cable are used after parallel connection
Power frequency output A.C. contactor KM1 is accessed, power frequency output A.C. contactor KM1 output ends copper bar or cable are exported with frequency conversion and handed over
The stream contactor KM2 input terminals for accessing oil transportation pump motor 4 in parallel.
4th, motor cooling blower unit：
Miniature circuit breaker QF2 is accessed by cable from breaker of plastic casing QF1 output ends, miniature circuit breaker QF2 output ends are used
Cable accesses blower fan and enables A.C. contactor KM4 inputs, and blower fan enables A.C. contactor KM4 output ends and the second electrothermal relay
FR2 inputs are connected, and the second electrothermal relay FR2 output ends are accessed on the input terminal of oil transportation motor aerofoil fan 5 with cable.
2nd, secondary circuit is as follows：
Power subsystem：AC220V power supplys to the defeated of Switching Power Supply 6 are accessed by cable from breaker of plastic casing QF1 output ends
Enter end, the lead-out terminal of Switching Power Supply 6 exports DC24V to connecting terminal block input, and connecting terminal block output end is by electricity
Cable accesses PLC.The output end of PLC is connected with frequency converter 1.
Control unit is divided into power frequency pattern and variable mode again when working, between the two with shield lock function.Variable mode
It is divided into again automatically and manually, equally there is shield lock function between the two.
The course of work is described below：
As shown in figure 3, Based Intelligent Control energy-conservation fuel delivery device is under normal circumstances, on operating unit control panel, " become
Frequently/power frequency " switching switch selection " frequency conversion " pattern.
" automatic/hand " switching switch selection " automatic " pattern." automatic " pattern, is divided into long-range and local again." long-range/
Locally " change-over switch selection " local ", gives on man-machine interface (touch-screen) operation screen on operating unit control panel
One pressure or flow value, this value are sent to PLC by man-machine interface RS485 interface signal cables." long-range/
Locally " change-over switch selection " long-range ", gives a pressure or flow value on long-range host computer, and this value is by host computer
TCP interface ends are sent to PLC by EPA.PLC receives set-point, when pressing " RUN " button
When, signal is connected RS485 interface ends by the CPU of PLC by PID control process by the RS485 interface ends signal cable of PLC
It is sent in frequency converter 1, frequency converter 1 exports certain voltage to frequency to oil transportation pump motor 4, and oil transportation pump motor 4 drives oil transfer pump,
Oil transportation pump discharge pressure or flow are transmitted on connecting terminal block input by transducer signal line, and connecting terminal block output end is led to
The RS485 interface ends that signal cable is sent to PLC Analog input mModule or PLC are crossed, PLC
CPU processes return signal and set-point by PID arithmetic, the RS485 interface ends that output frequency value is passed through into PLC
Signal cable connection RS485 interface ends are sent in frequency converter 1, so repeatedly, untill the set-point of stabilization is reached.
" automatic/hand " switching switch selection " manual " pattern, the man-machine interface on operating unit control panel (is touched
Screen) frequency values are given on operation screen, this value is sent to PLC controls by man-machine interface RS485 interface signal cables
Device processed, connects RS485 interface ends and is sent in frequency converter 1 by PLC by RS485 interface ends signal cable, frequency converter 1
Output given frequency voltage sends oil transportation pump motor 4 to, and oil transportation pump motor 4 drives oil transportation pump operation.Until press " stopping " pressing
Button, end signal is controlled by signal cable to 1# A.C. contactors, power frequency is exported A.C. contactor KM1 and is disconnected, while frequency conversion
The control end of device 1 receives stop signal, and frequency converter 1 is out of service, and oil transportation pump motor 4 is powered off, and oil transfer pump is out of service.
When frequency converter maintenance or failure, on operating unit control panel, " frequency conversion/power frequency " switching switch
Selection " power frequency " pattern, simultaneity factor provides warning prompt frequency converter failure etc..When " RUN " button is pressed, run signal is passed
Be sent on connecting terminal block input, then from connecting terminal block output end by signal cable be sent to soft initiator 2 control it is defeated
Enter end, soft initiator 2 receives enabling signal, and soft initiator 2 runs, and sends voltage to oil transportation pump motor 4, oil transportation pump motor
4 drive oil transportation pump operations, after oil transfer pump operates steadily, the control end of soft initiator 2 by signal cable to it is soft open bypass exchange connect
Tentaculum KM3 controls end signal, turns on the soft bypass A.C. contactor KM3 that opens, and voltage is transmitted into oil transportation pump motor 4, oil transfer pump electricity
Machine 4 drives oil transportation pump operation, oil transfer pump even running.Until pressing " stopping " button, exported to frequency conversion by signal cable and handed over
Stream contactor KM2, the soft bypass A.C. contactor KM3 A.C. contactors that open control end signal and the reception of the control end of soft initiator 2 to stop
Stop signal, makes soft initiator 2 out of service and is disconnected with frequency conversion output A.C. contactor KM2, the soft bypass A.C. contactor KM3 that opens,
Oil transportation pump motor 4 is powered off, and oil transfer pump is out of service.
As shown in figure 4, Based Intelligent Control energy-conservation fuel delivery device multiple linkage is as follows with the process of intelligent operation/cutting：
Pressure or flow system are set in many oil transfer pumps (there is big output oil amount main pump and small output oil amount auxiliary pump) oil transportation
Working condition after system PID arithmetic to oil transfer pump is adjusted (running frequency), according to the judgement of main oil transfer pump running frequency value
Carry out automatically engaging and cutting out for auxiliary pump.
Set or oil transportation flow or pressure in host computer under remote mode, or set on the touchscreen in local mode
Oil transportation flow or pressure are put to PLC, PLC is carried out according to the flowmeter or pressure of the oil transportation pump discharge for collecting
PID arithmetic, then PLC output running frequency value, is communicated by MODBUS and is sent to frequency converter, frequency converter output voltage
Frequency adjusts the speed of service of main oil transfer pump, so that oil transportation flow reaches setting oil transportation flow.
Main pump cuts out auxiliary pump and hauls oneself willingly into：After main oil transportation pump startup oil transportation flow has reached setting oil transportation flow, and it is less than
After cutting out running frequency and continuing sometime, after main oil transfer pump is freely shut down and cut out.Low discharge aids in oil transfer pump simultaneously
Operation is automatically engaged, system adjusts the running status of auxiliary pump according to feedback flow, oil transportation flow is reached and is stablized in setting
Oil transportation flow (or pressure).
Auxiliary pump cuts out main pump and hauls oneself willingly into：When oil transfer pump oil transportation is aided in, system adjust automatically oil transfer pump running frequency, output
Flow (or pressure) sets flow (or pressure) from motion tracking, and output flow still cannot reach after oil transfer pump reaches full speed running
To after continuing sometime, low discharge auxiliary oil transfer pump autostop is cut out, and main oil transfer pump is automatically engaged, system adjust automatically master
Oil transfer pump running frequency, makes oil transportation flow (or pressure) reach setting flow (or pressure) and stabilization.
Can so be set according to different output oil amount, system automatically between big flow oil transfer pump and low discharge oil transfer pump from
Dynamic switching.
The above only to preferred embodiment of the present utility model, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is every in claim of the present utility model
In the range of restriction, any modification, equivalent substitution and improvements done etc. all should be within protection domain of the present utility model.
Claims (1)
1. a kind of Based Intelligent Control energy-conservation fuel delivery device, it is characterised in that including frequency converter, soft initiator, oil transportation pump motor, oil transportation
Motor axial fan, Switching Power Supply, breaker of plastic casing, miniature circuit breaker, power frequency output A.C. contactor, frequency conversion output exchange connect
Tentaculum, the soft bypass A.C. contactor, blower fan of opening enable A.C. contactor, the first electrothermal relay and the second electrothermal relay, and plastic housing is broken
Road device input connection transformer or power distribution cabinet, breaker of plastic casing output end access inverter input by cable or copper bar
A.C. contactor input is bypassed with soft initiator input and soft opening；
The external direct current reactor of frequency converter, inverter output terminal accesses frequency conversion and exports ac contactor by cable or copper bar
Device input, frequency conversion output A.C. contactor output end accesses the input of output reactance device, output by cable or copper bar
The output end of reactor accesses the input terminal of oil transportation pump motor by cable or copper bar；
The soft bypass A.C. contactor lead-out terminal that opens is connected by copper bar or cable with the first electrothermal relay input, and first
Electrothermal relay output end copper bar or cable are in parallel with soft initiator output end, access power frequency output after parallel connection with copper bar or cable
The access in parallel with frequency conversion output A.C. contactor of A.C. contactor, power frequency output A.C. contactor output end copper bar or cable is defeated
The input terminal of Oil pump electrical machinery；
Breaker of plastic casing output end accesses miniature circuit breaker by cable, and miniature circuit breaker output end accesses blower fan enable with cable
A.C. contactor input, blower fan enables A.C. contactor output end and is connected with the second electrothermal relay input, the second hot relay
Device output end accesses oil transportation motor aerofoil fan with cable；
Breaker of plastic casing output end accesses AC220V power supplys to the input of Switching Power Supply, the output of Switching Power Supply by cable
Terminal exports DC24V to PLC；The output end of PLC is connected by RS485 interfaces with frequency converter；
The breaker of plastic casing output end is connected with lightning protection device；
Also include operating unit control panel and host computer, the operating unit control panel passes through signal cable and the PLC
Controller is connected, and the host computer is provided with TCP interface ends, and the TCP interface ends pass through EPA and the PLC
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621132235.7U CN206226342U (en) | 2016-10-18 | 2016-10-18 | A kind of Based Intelligent Control energy-conservation fuel delivery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621132235.7U CN206226342U (en) | 2016-10-18 | 2016-10-18 | A kind of Based Intelligent Control energy-conservation fuel delivery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206226342U true CN206226342U (en) | 2017-06-06 |
Family
ID=58788651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621132235.7U Expired - Fee Related CN206226342U (en) | 2016-10-18 | 2016-10-18 | A kind of Based Intelligent Control energy-conservation fuel delivery device |
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| CN (1) | CN206226342U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107968616A (en) * | 2016-10-18 | 2018-04-27 | 陕西吉特安全科技有限公司 | A kind of energy saving fuel delivery device of intelligent control |
| CN108894983A (en) * | 2018-07-06 | 2018-11-27 | 乌鲁木齐昆仑环保集团有限公司 | A kind of sludge screw pump speed regulation intelligent control method |
| CN108946486A (en) * | 2018-07-24 | 2018-12-07 | 成都市兴蓉再生能源有限公司 | It is a kind of to close the control method for realizing Oil pump electrical machinery start-stop by grab bucket |
| CN109737042A (en) * | 2019-01-03 | 2019-05-10 | 苏州巨联电气有限公司 | A kind of multi-pump control system and control method |
-
2016
- 2016-10-18 CN CN201621132235.7U patent/CN206226342U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107968616A (en) * | 2016-10-18 | 2018-04-27 | 陕西吉特安全科技有限公司 | A kind of energy saving fuel delivery device of intelligent control |
| CN108894983A (en) * | 2018-07-06 | 2018-11-27 | 乌鲁木齐昆仑环保集团有限公司 | A kind of sludge screw pump speed regulation intelligent control method |
| CN108946486A (en) * | 2018-07-24 | 2018-12-07 | 成都市兴蓉再生能源有限公司 | It is a kind of to close the control method for realizing Oil pump electrical machinery start-stop by grab bucket |
| CN109737042A (en) * | 2019-01-03 | 2019-05-10 | 苏州巨联电气有限公司 | A kind of multi-pump control system and control method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170606 |
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| CF01 | Termination of patent right due to non-payment of annual fee |