CN106253342A - Oilfield intelligent double-fed automatic frequency conversion control device and application process - Google Patents
Oilfield intelligent double-fed automatic frequency conversion control device and application process Download PDFInfo
- Publication number
- CN106253342A CN106253342A CN201610747827.8A CN201610747827A CN106253342A CN 106253342 A CN106253342 A CN 106253342A CN 201610747827 A CN201610747827 A CN 201610747827A CN 106253342 A CN106253342 A CN 106253342A
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- CN
- China
- Prior art keywords
- frequency conversion
- control device
- automatic frequency
- intelligent double
- conversion control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
- H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
- H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
- H02M5/453—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal
- H02M5/458—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M5/4585—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only having a rectifier with controlled elements
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Ac Motors In General (AREA)
Abstract
Oilfield intelligent double-fed automatic frequency conversion control device and application process are oil-field oil pumper control technology, it solve a difficult problem for current technology, it is to use modern signal processing and Modern New control theory, it is achieved that the target that the comprehensive functions such as the regulation of energy dynamics feedback, zero power quality problem, zero reactive power demand, jig frequency controls, remotely monitoring, " indicator card " online dynamic tracking are integrated.
Description
Technical field: the present invention relates to oil-field oil pumper control technology, especially oilfield intelligent double-fed automatic frequency-conversion and control
Device and application process.
Background technology: when the subsurface wastewater infiltration system ability of oil well is less than the pumpage of oil pumper (most oil wells are such), for
Raising pumping efficiency, reduces the energy consumption index of unit constant, and the most direct way is to carry out " take out ".But most oil
Well is to be impermissible for intermittent work (winter), because if long-time shut down if, the most then affect oil production, heavy then oil can be made
Well cannot be then turned on.The viscosity that paraffin content is high or salinity is high and oily is high and is located in the oil well of extremely frigid zones, if interval
Sex work, can cause well head wax deposition, salt crust or the consequence of knot oil, make oil well to be then turned on.For water injection well, if stopped
Extraction, will certainly affect oil production.
Summary of the invention: it is an object of the invention to provide a kind of feedback system by former separation and be designed in integrated circuit, even
Pass through oilfield intelligent double-fed automatic frequency conversion control device and the application process of oil pumper speed governing task, it solve current technology
A difficult problem, the object of the present invention is achieved like this, and it is to use modern signal processing and Modern New to control reason
Opinion, it is achieved that the regulation of energy dynamics feedback, zero power quality problem, zero reactive power demand, jig frequency controls, remotely monitors, " shows
Merit figure " target that is integrated of the comprehensive function such as online dynamic tracking.
The top of electrical network is connected soon with master control molding, is connected to grid side current/voltage device in the middle of it；Electrical network connects
PWM rectification+APF, DC bus capacitor device, PWM variable-frequency governor.
Main control module is connected with isolation drive protector, and isolation drive protector is connected, wherein with at PWM rectification+APF
Between be connected to switch.
DC bus capacitor device is connected with front voltage x current device, and front voltage x current device is connected with main control module.
Main control module is connected with isolation drive protector, and isolation drive protector is connected with PWM variable-frequency governor, wherein
Between be connected to switch；PWM variable-frequency governor is connected with grid side current/voltage device.
The terminal of electrical network is installed with motor, and motor is connected with grid side current/voltage device.
Above two set inversion systems perform variable voltage variable frequency, speed governing task and the task of reclaiming electric energy respectively；By former point
From feedback system be designed in integrated circuit, the speed governing task of the oil pumper that linked up.
The operation principle of feedback unit is the electric energy converter DC link, is transformed into one and electric network source synchronizes same
The AC sine wave of phase place, back electrical energy telegram in reply net regeneration.
The electric energy of " generating " can be carried out conversion process, being allowed to during feedback grid reach power factor is 1, smooths also
The purpose of net, makes " generating " really to become the electric energy of available recovery.
Accompanying drawing illustrates: Fig. 1 oilfield intelligent double-fed automatic frequency conversion control device structural representation.
Detailed description of the invention: embodiment 1, the present invention are to use modern signal processing and Modern New to control
Theoretical, it is achieved that the regulation of energy dynamics feedback, zero power quality problem, zero reactive power demand, jig frequency controls, remotely monitors,
The target that the comprehensive functions such as " indicator card " online dynamic tracking are integrated.
Embodiment 2, the top of electrical network are connected soon with master control molding, are connected to grid side current/voltage device in the middle of it
Embodiment 3, on electrical network, it is connected to PWM rectification+APF, DC bus capacitor device, PWM variable-frequency governor.
Embodiment 4, main control module are connected with isolation drive protector, isolation drive protector with at PWM rectification+APF
Connect, in the middle of it, be connected to switch.
Embodiment 5, DC bus capacitor device are connected with front voltage x current device, and front voltage x current device is with main control module even
Connect.
Embodiment 6, main control module are connected with isolation drive protector, isolation drive protector and PWM variable-frequency governor
Connect, in the middle of it, be connected to switch；PWM variable-frequency governor is connected with grid side current/voltage device.
Embodiment 7, the terminal of electrical network are installed with motor, and motor is connected with grid side current/voltage device.
Embodiment 8, main control module are connected with display, communication people, machine interactive interface, display, communication people, machine interactive interface
It is bi-directionally connected with field adjustable, watch-dog by optical-fibre communications, is bi-directionally connected with remote monitoring terminal device by telecommunication simultaneously.
Embodiment 9, two set inversion system performs variable voltage variable frequency, speed governing task and the task of reclaiming electric energy respectively；Will
The feedback system of former separation is designed in integrated circuit, the speed governing task of the oil pumper that linked up；The operation principle of feedback unit
It is the electric energy converter DC link, is transformed into one and electric network source synchronizes synchronous AC sine wave, electric energy is anti-
It is fed back to electrical network regeneration；The electric energy of " generating " can be carried out conversion process, be allowed to during feedback grid reach power factor
It is 1, smooth grid-connected.
Claims (8)
1. oilfield intelligent double-fed automatic frequency conversion control device, is characterized in that: the top of electrical network is connected soon with master control molding, in the middle of it
It is connected to grid side current/voltage device.
Oilfield intelligent double-fed automatic frequency conversion control device the most according to claim 1, is characterized in that: be connected on electrical network
PWM rectification+APF, DC bus capacitor device, PWM variable-frequency governor.
Oilfield intelligent double-fed automatic frequency conversion control device the most according to claim 1, is characterized in that: main control module with every
From driving protector to connect, isolation drive protector is connected with at PWM rectification+APF, is connected to switch in the middle of it.
Oilfield intelligent double-fed automatic frequency conversion control device the most according to claim 2, is characterized in that: DC bus capacitor device with
Front voltage x current device connects, and front voltage x current device is connected with main control module.
Oilfield intelligent double-fed automatic frequency conversion control device the most according to claim 1, is characterized in that: main control module with every
From driving protector to connect, isolation drive protector is connected with PWM variable-frequency governor, is connected to switch in the middle of it；PWM frequency conversion is adjusted
Speed device is connected with grid side current/voltage device.
Oilfield intelligent double-fed automatic frequency conversion control device the most according to claim 1, is characterized in that: the terminal of electrical network is installed
Motor, motor is connected with grid side current/voltage device.
Oilfield intelligent double-fed automatic frequency conversion control device the most according to claim 1, is characterized in that: main control module is with aobvious
Show, communication people, machine interactive interface connect, and display, communication people, machine interactive interface are by optical-fibre communications and field adjustable, watch-dog pair
To connection, it is bi-directionally connected with remote monitoring terminal device by telecommunication simultaneously.
8. the application process of oilfield intelligent double-fed automatic frequency conversion control device described in claim 1, is characterized in that: two set contravariant systems
System performs variable voltage variable frequency, speed governing task and the task of reclaiming electric energy respectively；The feedback system of former separation is designed at entirety
In circuit, the speed governing task of the oil pumper that linked up；The operation principle of feedback unit is the electric energy converter DC link, becomes
Change one into and electric network source synchronizes synchronous AC sine wave, back electrical energy telegram in reply net regeneration；Can be to " sending out
Electricity " electric energy carry out conversion process, being allowed to during feedback grid reach power factor is 1, smooth grid-connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610747827.8A CN106253342A (en) | 2016-08-30 | 2016-08-30 | Oilfield intelligent double-fed automatic frequency conversion control device and application process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610747827.8A CN106253342A (en) | 2016-08-30 | 2016-08-30 | Oilfield intelligent double-fed automatic frequency conversion control device and application process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106253342A true CN106253342A (en) | 2016-12-21 |
Family
ID=57598380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610747827.8A Pending CN106253342A (en) | 2016-08-30 | 2016-08-30 | Oilfield intelligent double-fed automatic frequency conversion control device and application process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106253342A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108111027A (en) * | 2017-12-27 | 2018-06-01 | 江苏新亚高电压测试设备有限公司 | Variable-frequency power sources |
| CN110492828A (en) * | 2019-06-24 | 2019-11-22 | 无锡旭菱电子科技有限公司 | A kind of pump load compensation device and method based on cloud platform |
| US11955782B1 (en) | 2022-11-01 | 2024-04-09 | Typhon Technology Solutions (U.S.), Llc | System and method for fracturing of underground formations using electric grid power |
-
2016
- 2016-08-30 CN CN201610747827.8A patent/CN106253342A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108111027A (en) * | 2017-12-27 | 2018-06-01 | 江苏新亚高电压测试设备有限公司 | Variable-frequency power sources |
| CN110492828A (en) * | 2019-06-24 | 2019-11-22 | 无锡旭菱电子科技有限公司 | A kind of pump load compensation device and method based on cloud platform |
| US11955782B1 (en) | 2022-11-01 | 2024-04-09 | Typhon Technology Solutions (U.S.), Llc | System and method for fracturing of underground formations using electric grid power |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161221 |
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| WD01 | Invention patent application deemed withdrawn after publication |