CN206135759U - Oil recovery well group intelligent control economizer - Google Patents
Oil recovery well group intelligent control economizer Download PDFInfo
- Publication number
- CN206135759U CN206135759U CN201621134964.6U CN201621134964U CN206135759U CN 206135759 U CN206135759 U CN 206135759U CN 201621134964 U CN201621134964 U CN 201621134964U CN 206135759 U CN206135759 U CN 206135759U
- Authority
- CN
- China
- Prior art keywords
- frequency
- converter
- contactor
- catalyst
- main power
- 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.)
- Expired - Fee Related
Links
- 238000011084 recovery Methods 0.000 title claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 claims abstract description 10
- 239000003054 catalyst Substances 0.000 claims description 27
- 238000005086 pumping Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000036626 Mental retardation Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- 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
-
- 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
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
Abstract
The utility model relates to an oil recovery well group intelligent control economizer, current beam -pumping unit inefficiency, not energy -conserving technical problem have been solved to it, and it is connected including total power circuit breaker ware, industry frequency alternate current contactor, frequency conversion ac contactor, converter, lightning protection device and energy repayment unit, the input and the output of assembling the power circuit breaker ware of industry frequency alternate current contactor, and the output and the beam -pumping unit driving motor of industry frequency alternate current contactor are connected, it has converter and frequency conversion ac contactor to establish ties between beam -pumping unit driving motor and total power circuit breaker ware, and the input and the output of total power circuit breaker ware of converter are connected, the output and the frequency conversion ac contactor of converter, and power frequency ac contactor and converter, frequency conversion ac contactor connect in parallel and are in the same place to frequency conversion ac contactor and the interlocking of frequency conversion ac contactor, the input of energy repayment unit is connected with the converter, the output of energy repayment unit and the output connection of total power circuit breaker ware. The utility model discloses extensively be used for the petrochemical trade.
Description
Technical field
This utility model is related to a kind of motor control assembly, more particularly, to a kind of oil recovery well group Based Intelligent Control energy-conservation dress
Put.
Background technology
Petroleum chemical industry is the basic activity of the national economic development, and the major impetus of oil field production is all consumed in electric energy
On, oil pumper is again the power consumption rich and influential family of oil field production, and the outmoded power frequency full voltage starting of backwardness causes the operational efficiency of oil pumper special
It is not low, and China oil field is mostly the mental retardation of hyposmosis, stripper field, the problem of generally existing " low load with strong power ", power
Factor, machine adopt extremely inefficient.The characteristics of due to low-permeability oil deposit, most of efficiency of the pumping unit is very low, causes extremely serious
Energy waste.Therefore high effect, the oil pumping auxiliary equipment of high energy-conservation are needed, waste of the electric energy on oil pumper is reduced, raising is taken out
Oil machine work efficiency.
The content of the invention
Existing efficiency of the pumping unit is low, not energy-conservation technical problem in order to solve for this utility model, there is provided a kind of efficiency high, section
The oil recovery well group Based Intelligent Control energy saver of energy.
The oil recovery well group Based Intelligent Control energy saver that this utility model is provided, including main power chopper, industrial frequency AC connect
Tentaculum, frequency-changing AC catalyst, converter, lightning protection device and energy feedback unit, 380V three-phase alternating currents electrical network and main power open circuit
Device is connected, and the input of industrial frequency AC catalyst is connected with the outfan of main power chopper, the output of industrial frequency AC catalyst
End is connected with oil pumper motor;Converter is in series between oil pumper motor and main power chopper and frequency conversion is handed over
Stream catalyst, the input of converter is connected with the outfan of main power chopper, and outfan and the frequency-changing AC of converter connect
Tentaculum, industrial frequency AC catalyst is connected in parallel with converter, frequency-changing AC catalyst, and frequency-changing AC catalyst and frequency conversion
A.C. contactor is interlocked;The input of energy feedback unit is connected with converter, the outfan and main power of energy feedback unit
The output connection of chopper.
Preferably, also including lightning protection device, lightning protection device is connected to the front end of converter, the rear end of main power chopper.
The beneficial effects of the utility model are that integration degree is high, and height is intelligent, specialized, accomplishes system application most
Optimization, device is efficient, reliable, and stable energy-saving efficiency is maximized.This utility model improves power factor, reduces well site transformation
The capacity of device, generated energy is recycled, and the mutual feedback that improve dc bus energy is shared and recycle efficiency, can be with
Individual character control is carried out according to the production technology situation of each pumping unit of well, total system energy-saving efficiency is improved.Producing well low frequency
Energy-saving effect is notable during operation, up to more than 30%.
This utility model further feature, by the description of detailed description below, is clearly stated that.
Description of the drawings
Fig. 1 is the schematic diagram of Based Intelligent Control energy saver;
Fig. 2 is the schematic diagram of common DC bus design;
Fig. 3 is the flow chart of automatic up-down stroke adjustment;
Fig. 4 is the flow chart of intermitten service pattern;
Symbol description in figure:
1. converter, 2. energy feedback unit, 3. lightning protection device, 4. oil pumper motor, QF represents main power chopper,
KM1 represents industrial frequency AC catalyst, and KM2 represents frequency-changing AC catalyst.
Specific embodiment
As shown in figure 1,380V three-phase alternating currents electrical network is connected with main power circuit breaker Q F, it is in parallel after main power circuit breaker Q F
Have on the three phase supply electric wire of industrial frequency AC catalyst KM1 and be parallel with 1~20 oil pumper motor 4.Drive in oil pumper
Be in series between motor 4 and main power circuit breaker Q F converter 1 and frequency-changing AC catalyst KM2 (input of converter 1 with it is total
The outfan connection of power circuit breaker QF, the outfan of converter 1 is connected with frequency-changing AC catalyst KM2), industrial frequency AC contact
Device KM1 is connected in parallel with converter 1, frequency-changing AC catalyst KM2, and frequency-changing AC catalyst KM2 and frequency-changing AC connect
Tentaculum KM2 is interlocked.Energy feedback unit 2 is serially connected with converter 1, multiple stage converter 1 and energy feedback unit 2 are connected in parallel on one
Rise, the input of energy feedback unit 2 is connected with converter 1, outfan and main power circuit breaker Q F of energy feedback unit 2
Output connection.
Lightning protection device 3 is connected to the front end of converter 1, the rear end of main power circuit breaker Q F.
Energy feedback unit 2 can be by feedback energy feedback to electrical network, it is to avoid energy waste.Lightning protection device 3 breaks with main power
The outfan connection of road device QF.
The output of frequency-changing AC catalyst KM2 and industrial frequency AC catalyst KM1 accesses thermorelay after cable parallel connection
Input, thermorelay outfan connection pumping-unit motor.Balancing forward direction A.C. contactor and the contact of balancing Opposed crossing
Connect balance adjustment of pumping unit motor after the parallel connection of device outfan.
This device has power frequency, frequency conversion, takes out three kinds of methods of operation when working.Frequency-changing AC catalyst KM2 disconnects, and power frequency is handed over
It is power frequency mode of operation when stream catalyst KM1 is closed..Frequency-changing AC catalyst KM2 is closed, and industrial frequency AC catalyst KM1 disconnects
When, it is variable frequency work pattern.
Oil recovery well group Based Intelligent Control energy saver can realize dynamic power factor compensation, and motor power factor is improved.
Power factor is improve, the capacity of well site transformator is reduced, by the recycling of falling generated energy, dc bus energy is improve
Mutual feedback it is shared and recycle efficiency, individual character control can be carried out with the production technology situation according to each oil well, make overall system
System energy-saving efficiency is improved.
In oil pumper running, if electric current exceedes setting maximum certain hour (overtime), oil pumper drives
Galvanic electricity machine 4 is out of service for electrically disconnected.
In oil pumper against in running, when there are the failures such as overload, excessively stream, overvoltage, short circuit, phase shortage, oil pumper drives
The power supply of galvanic electricity machine 4 disconnects automatically, and motor is shielded.
With reference to Fig. 2, under variable frequency work pattern, dc bus and the dc bus electricity consumption of energy feedback unit 2 of converter 1
Cable is coupled together, and in the case of oil pumper loading imbalance, the electric capacity storage of the energy Jing converters 1 that generate electricity during down stroke is supplied
Use during other oil pumper upstrokes, realize common DC bus control function, realize that energy-saving effect is maximized.
As shown in figure 3, under variable frequency work pattern, by frequency converter controller according to load, angular displacement and busbar voltage
Frequency converter frequency set-point is set, is exported to oil pumper motor 4.Converter changes according to busbar voltage, realizes fast slow
Under (beam-pumping unit sucker rod is descending be voltage that energy feedback unit is automatically detected on bus), it is fast it is it is slow under realize the effective of pump
Be full of, improve oil-producing efficiency (by the change of beam-pumping unit sucker rod drawing and pressing type load or angular displacement sensor signal).
As shown in figure 4, taking out under mode of operation, for pole stripper well, intermitten service pattern, energy-saving effect can be adopted to enter
One step is strengthened.
The above only to preferred embodiment of the present utility model, is not limited to this utility model, for this
For the technical staff in field, this 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 (2)
1. a kind of oil recovery well group Based Intelligent Control energy saver, it is characterised in that including main power chopper, industrial frequency AC contact
Device, frequency-changing AC catalyst, converter, lightning protection device and energy feedback unit, 380V three-phase alternating currents electrical network and main power chopper
Series connection, the input of industrial frequency AC catalyst is connected with the outfan of main power chopper, the outfan of industrial frequency AC catalyst
It is connected with oil pumper motor;Converter and frequency-changing AC are in series between oil pumper motor and main power chopper
Catalyst, the input of converter is connected with the outfan of main power chopper, and the outfan of converter is contacted with frequency-changing AC
Device, industrial frequency AC catalyst is connected in parallel with converter, frequency-changing AC catalyst, and frequency-changing AC catalyst and frequency conversion are handed over
Stream contactor interlocking;The input of energy feedback unit is connected with converter, and outfan and the main power of energy feedback unit break
The output connection of road device.
2. oil recovery well group Based Intelligent Control energy saver according to claim 1, it is characterised in that also including lightning protection device, prevents
Thunder device is connected to the front end of converter, the rear end of main power chopper.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621134964.6U CN206135759U (en) | 2016-10-18 | 2016-10-18 | Oil recovery well group intelligent control economizer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621134964.6U CN206135759U (en) | 2016-10-18 | 2016-10-18 | Oil recovery well group intelligent control economizer |
Publications (1)
Publication Number | Publication Date |
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CN206135759U true CN206135759U (en) | 2017-04-26 |
Family
ID=58573949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621134964.6U Expired - Fee Related CN206135759U (en) | 2016-10-18 | 2016-10-18 | Oil recovery well group intelligent control economizer |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206135759U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107968615A (en) * | 2016-10-18 | 2018-04-27 | 陕西吉特安全科技有限公司 | A kind of oil recovery well group intelligent control energy saver |
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
- 2016-10-18 CN CN201621134964.6U patent/CN206135759U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107968615A (en) * | 2016-10-18 | 2018-04-27 | 陕西吉特安全科技有限公司 | A kind of oil recovery well group intelligent control energy saver |
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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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170426 |
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CF01 | Termination of patent right due to non-payment of annual fee |