CN202126625U

CN202126625U - Intelligent integrated frequency conversion control device of oil well

Info

Publication number: CN202126625U
Application number: CN2011203852522U
Authority: CN
Inventors: 苏志敏; 汪立明; 孙建云
Original assignee: POLY SOLAR TECHNOLOGY (BEIJING) Co Ltd
Current assignee: POLY SOLAR TECHNOLOGY (BEIJING) Co Ltd
Priority date: 2011-10-11
Filing date: 2011-10-11
Publication date: 2012-01-25
Anticipated expiration: 2021-10-11

Abstract

The utility model provides an intelligent integrated frequency conversion control device of an oil well. An indicator diagram wireless sensor, a digital pressure wireless sensor, a digital temperature wireless sensor, a data storage module, a clock module, a three-phase electricity quantity collection module, a wireless data communication module, a wired data communication module, a frequency conversion controller and a power control circuit of the device are all connected to a main controller and controlled by the main controller. The intelligent integrated frequency conversion control device of the oil well resolves the problems that signal lines of sensors are difficult to lay and faults are difficult to repair, receives signals collected by the three-phase electricity quantity collection module through the main controller, and transmits the collected signals to an upper computer through the wireless data communication module or the wired data communication module for tour-inspection, diagnosis and analysis of users, thereby reducing difficulty of the diagnosis and analysis process and simultaneously improving accuracy of data processing.

Description

The integrated VFC equipment of a kind of oil well intelligent

Technical field

The utility model relates to the integrated VFC equipment of a kind of oil well intelligent, belongs to the digital sensing technical field.

Background technology

Along with maturing field gets into the middle and later periods mining phase, the oil-well strata energy progressively reduces, and only according to the principle of " fully excavate well flow capacity, take into account the power consumption minimum ", could realize the maximizing the benefits of oil well production.But; The oil pumper that extensively adopts both at home and abroad is because the cause specific of its mechanical property; Caused the power system major part of oil pumper to operate in the duty of " low load with strong power "; The efficient of power system generally is lower than 30%, has caused inefficiency, energy consumption height, the high situation of cost for oil production.

At present, to the oil pump energy-saving problem multiple solution is arranged, mainly be divided into two big types: one type is the energy-saving pumping unit motor, and this type motor power saving performance is superior to general asynchronous motor, but all has certain limitation; Another kind of is to use energy-conservation power distribution cabinet, and wherein just saving idle technology has: adopt the mechanical switch switched capacitor to carry out reactive-load compensation, but excess current, superpotential during switching capacitance make contact fragile; Adopt the contactless method of controllable silicon to solve short problem of mechanical contact life-span, but can not accomplish frequent switching.Save the main employing of meritorious technology: frequency-variable controller, higher its industrialness that also influences of cost is promoted; Chopper control carries out copped wave by bidirectional thyristor and reduces the motor supply voltage, but this method is that 60% effect when above is obvious in load factor, when load factor is hanged down, can produce a large amount of harmonic waves.

But present existing oil field data acquisition technique causes sensor signal lines laying difficulty, fault to be repaired than difficult owing to adopted the mode of wire transmission sensing data, can not satisfy the requirement to oil pump energy-saving.

Summary of the invention

The utility model provides a kind of oil well intelligent integrated VFC equipment; Lay to solve sensor signal lines that existing oil field data acquisition technique exists that difficulty, fault are difficultly repaired, the difficulty accuracy big, data processing of diagnostic analysis process is lower, the problem of pumping unit system efficient low (low load with strong power), the utility model adopts following technical scheme for this reason:

The integrated VFC equipment of a kind of oil well intelligent; Comprise that master controller, merit figure test wireless senser, digital pressure wireless senser, digital temperature wireless senser, data memory module, clock module, three-phase electric quantity acquisition module, wireless data communication module, cable data communication module, frequency-variable controller and control circuit power; The merit diagram data output terminal that said merit figure tests wireless senser is connected with the merit diagram data input end of said master controller; The pressure data output terminal of said digital pressure wireless senser is connected with the pressure data input end of said master controller; The temperature data output terminal of said digital temperature wireless senser is connected with the temperature data input end of said master controller; The data input/output terminal of said data memory module is connected with the data input/output terminal of said master controller; The clock signal output terminal of said clock module is connected with the clock signal input terminal of said master controller; The electric quantity data output terminal of said three-phase electric quantity acquisition module is connected with the electric quantity data input end of said master controller; The wireless communication data input/output terminal of said wireless data communication module is connected with the wireless communication data input/output terminal of said master controller; Wired several communications of said cable data communication module are connected with the wire communication data input/output terminal of said master controller according to input/output terminal; The frequency change control signal input/output terminal of said frequency-variable controller is connected with the frequency change control signal input/output terminal of said master controller, and the power controlling signal input/output terminal of said control circuit power is connected with the power controlling signal input/output terminal of said master controller.

The integrated VFC equipment of the oil well intelligent that the utility model embodiment provides can be through the real-time radio digital signal of master controller receiving sensor, and each sensor also can and can be gathered floor data by the requirement of master controller in real time; All floor datas can be stored in the data memory module; And can use USB flash disk, notebook, PDA or other network equipment to read floor data; And can carry out the operations such as interpolation, deletion, modification, backup of data according to user's request, solve sensor signal lines and laid the difficult problem of repairing of difficulty, fault; And the signal that passes through the collection of master controller reception three-phase electric quantity acquisition module; And the signal of gathering is sent to host computer through wireless data communication module or cable data communication module; Patrol and examine and diagnostic analysis for the user; Reduced the difficulty of diagnostic analysis process, the accuracy that has also improved data processing simultaneously.

Description of drawings

In order to be illustrated more clearly in the technical scheme of the utility model embodiment; The accompanying drawing of required use is done to introduce simply in will describing embodiment below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is the structural representation of the integrated VFC equipment of oil well intelligent that provides of the embodiment of the utility model;

Fig. 2 is the electrical block diagram of the three-phase electric quantity acquisition module that provides of the embodiment of the utility model.

Embodiment

To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.

The embodiment of the utility model provides a kind of full Wireless little power consumption figures sensor; As shown in Figure 1; Comprise that master controller 1, merit figure test wireless senser 2, digital pressure wireless senser 3, digital temperature wireless senser 4, data memory module 5, clock module 6, three-phase electric quantity acquisition module 7, wireless data communication module 8, cable data communication module 9, frequency-variable controller 10 and control circuit power 11; The merit diagram data output terminal that merit figure tests wireless senser 2 is connected with the merit diagram data input end of master controller 1; The pressure data output terminal of digital pressure wireless senser 3 is connected with the pressure data input end of master controller 1; The temperature data output terminal of digital temperature wireless senser 4 is connected with the temperature data input end of master controller 1; The data input/output terminal of data memory module 5 is connected with the data input/output terminal of master controller 1; The clock signal output terminal of clock module 6 is connected with the clock signal input terminal of master controller 1; The electric quantity data output terminal of three-phase electric quantity acquisition module 7 is connected with the electric quantity data input end of master controller 1; The wireless communication data input/output terminal of wireless data communication module 8 is connected with the wireless communication data input/output terminal of master controller 1; Wired several communications of cable data communication module 9 are connected with the wire communication data input/output terminal of master controller 1 according to input/output terminal, and the frequency change control signal input/output terminal of frequency-variable controller 10 is connected with the frequency change control signal input/output terminal of master controller 1, and the power controlling signal input/output terminal of control circuit power 11 is connected with the power controlling signal input/output terminal of master controller 1.

Concrete; This embodiment combines the digital sensor advantage; Digital radio transmission technology---the 2.4G/zigbee mode of while application of advanced; Be that sensor measurement and wireless telecommunications combine together, sensor information is obtained technological wired formula simplification from the past and is developed to integrated, microminiaturized and wireless networked direction gradually.As shown in Figure 2; This embodiment can be led to three-phase electric quantity acquisition module 7 and crossed whole electrical quantitys such as three-phase current, three-phase voltage, forward and reverse active power and electric weight, forward and reverse reactive power and electric weight, quality of balance, power factor, and production datas such as load, displacement, jig frequency (rotating speed), oil pressure, casing pressure, back pressure, oily temperature carry out remote auto collection, demonstration, record and storage.And generate load-position diagram, map of current, power diagram etc. automatically according to relevant Monitoring Data; Can realize the load-position diagram diagnostic analysis in upper system, the operating mode Analysis on Fault Diagnosis; Calculate the parameters such as average system efficient of oilwell produced fluid amount, pump efficiency, individual well energy consumption, unit efficient and whole block, and realize the printing, output etc. of related data.This embodiment through frequency-variable controller 10 and control circuit power 11 possess oil well condition and frequency-variable controller, take out controller, etc. the interlocked control function; Control model adopts hand/automatic, this locality/long-range mode; A kind of is that computer programming is controlled automatically, and to the oil recovery operation optimization, the automatic frequency adjustment speed governing realizes full automation, reaches energy-conservation purpose.Another kind is by digital instrument video data on the image of measured workpiece on the monitor or the rack, manually control.

The technical scheme that adopts this embodiment to provide, through the real-time radio digital signal of master controller receiving sensor, each sensor also can and can be gathered floor data by the requirement of master controller in real time; All floor datas can be stored in the data memory module; And can use USB flash disk, notebook, PDA or other network equipment to read floor data; And can carry out the operations such as interpolation, deletion, modification, backup of data according to user's request, and solved sensor signal lines and laid that difficulty, fault are difficultly repaired, the auxilliary problem of establishing signal wire of traditional sensors, got rid of the possibility that the signal wire fault occurs; Greatly reduce maintenance workload, usability is more reliable; And the signal that passes through the collection of master controller reception three-phase electric quantity acquisition module; And the signal of gathering is sent to host computer through wireless data communication module or cable data communication module; Patrol and examine and diagnostic analysis for the user; Reduced the difficulty of diagnostic analysis process, the accuracy that has also improved data processing simultaneously.This embodiment is to integrate computer technology, the communication technology, data acquisition technology, sensor technology and control technology; Possess the logical functions such as production run supervision, interlocked control, diagnostic analysis, management that realize automatically, product has state and remote data monitoring simultaneously.

The above; Be merely the preferable embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Any technician who is familiar with the present technique field is in the technical scope that the utility model embodiment discloses, and the variation that can expect easily or replacement all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with the protection domain of claim.

Claims

1. integrated VFC equipment of oil well intelligent; It is characterized in that; Comprise that master controller, merit figure test wireless senser, digital pressure wireless senser, digital temperature wireless senser, data memory module, clock module, three-phase electric quantity acquisition module, wireless data communication module, cable data communication module, frequency-variable controller and control circuit power; The merit diagram data output terminal that said merit figure tests wireless senser is connected with the merit diagram data input end of said master controller; The pressure data output terminal of said digital pressure wireless senser is connected with the pressure data input end of said master controller; The temperature data output terminal of said digital temperature wireless senser is connected with the temperature data input end of said master controller; The data input/output terminal of said data memory module is connected with the data input/output terminal of said master controller; The clock signal output terminal of said clock module is connected with the clock signal input terminal of said master controller; The electric quantity data output terminal of said three-phase electric quantity acquisition module is connected with the electric quantity data input end of said master controller; The wireless communication data input/output terminal of said wireless data communication module is connected with the wireless communication data input/output terminal of said master controller; Wired several communications of said cable data communication module are connected with the wire communication data input/output terminal of said master controller according to input/output terminal, and the frequency change control signal input/output terminal of said frequency-variable controller is connected with the frequency change control signal input/output terminal of said master controller, and the power controlling signal input/output terminal of said control circuit power is connected with the power controlling signal input/output terminal of said master controller.

2. according to the integrated VFC equipment of the oil well intelligent shown in the claim 1; It is characterized in that said merit figure tests wireless senser, digital pressure wireless senser and digital temperature wireless senser and adopts 2.4G/zigbee mode and said master controller transmission data.

3. according to the integrated VFC equipment of the oil well intelligent shown in the claim 1, it is characterized in that said cable data communication module comprises USB interface, 485 interfaces and 232 interfaces.