CN105840096A - Low-voltage alternating-current variable-frequency electric driven petroleum drilling rig adopting network source - Google Patents
Low-voltage alternating-current variable-frequency electric driven petroleum drilling rig adopting network source Download PDFInfo
- Publication number
- CN105840096A CN105840096A CN201610242963.1A CN201610242963A CN105840096A CN 105840096 A CN105840096 A CN 105840096A CN 201610242963 A CN201610242963 A CN 201610242963A CN 105840096 A CN105840096 A CN 105840096A
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- CN
- China
- Prior art keywords
- low
- voltage
- power
- frequency
- movable
- 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/04—Electric drives
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
- H02P25/16—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring
Abstract
The invention discloses a low-voltage alternating-current variable-frequency electric driven petroleum drilling rig adopting a network source. A power system of the petroleum drilling rig comprises a movable high-voltage transformation device, a movable low-voltage variable-frequency starting device, low-voltage variable-frequency alternating-current motors, a compounding transmission, a winch and a rotary table driving box, wherein a high-voltage input end of the movable high-voltage transformation device is connected with a high-voltage power source, and a low-voltage output end is connected with the movable low-voltage variable-frequency starting device; power ends of the low-voltage variable-frequency alternating-current motors are connected with an output end of the movable low-voltage variable-frequency starting device, and spindles of the low-voltage variable-frequency alternating-current motors are connected with a power input shaft of the compounding transmission; a power output shaft of the compounding transmission is connected with power input shafts of the winch and slurry pumps; a power output shaft of the winch is connected with a power input shaft of the rotary table driving box; a power output shaft of the rotary table driving box drives a rotary table of the petroleum drilling rig. The network source of an oil field is used, the petroleum drilling rig is driven by the low-voltage variable-frequency alternating-current motors, various defects caused by diesel engine driving are overcome, and the overall performance of the petroleum drilling rig is improved.
Description
Technical field
The present invention relates to a kind of net electricity low-voltage alternating-current variable-frequency electric and drive oil-well rig.
Background technology
Domestic petroleum rig is mostly Diesel Driven at present, and power consumption is big, and efficiency is low；Energy
Source consumes big, and production cost is high；Maintenance workload is big, and labor strength is high；Leakage of oil and black
Smoke pollution environment.Existing electric drive rig the most all uses low-voltage direct or AC Drive system
System, the power supply of motor still relies on diesel power generation supply, and diesel-driven inherent shortcoming is still
Not overcoming, and control system is more complicated, cost is high, and running expense is high, is also unfavorable for energy-conservation
And environmental conservation.The electric driver investment of Introduced From Abroad is huge, and developed country is real to China
Row technical monopoly, limiting outlet, maintenance of equipment and parts supply is also a great problem.
Summary of the invention
Present invention solves the technical problem that: design one net electricity low-voltage alternating-current variable-frequency electric drives oil
Rig, utilizes oilfield electric net power supply, uses low-voltage alternating-current frequency conversion motor to drive oil-well rig, gram
Having taken diesel-driven every drawback, production cost is low, and drilling efficiency is high, easy care, nothing
Polluting, labor strength is low, and safety is high, improves the overall performance of oil-well rig.
The technical solution of the present invention: a kind of net electricity low-voltage alternating-current variable-frequency electric drives petroleum drilling
Machine, including derrick system, support system and dynamical system, described dynamical system includes movable type
Voltage electricity transforming devices for use, movable low-pressure varying frequency starting device, low-voltage variable frequency alternating current generator car
Case, winch and rotating disc drive box；Described movable, high voltage electricity transforming devices for use high input voltage termination high pressure
Power supply, low-voltage output connects movable low-pressure varying frequency starting device, described low-voltage alternating-current variable-frequency electric
The outfan of the power supply termination movable low-pressure varying frequency starting device of machine, low-voltage alternating-current frequency conversion motor
Main shaft couple with the power input shaft of compound box, the power output shaft of compound box respectively with strand
Car, the power input shaft of slush pump couple, the power output shaft of winch and rotating disc drive box power
Power shaft couples, and rotating disc drive box power output shaft drives Rotary table for drilling machine.
One of them power output shaft of described compound box and the power input shaft of energy-saving generator
Couple.
Described high voltage power supply is 10-35KV electric network source.
Described low-voltage alternating-current frequency conversion motor arranges three, and the master of three low-voltage alternating-current frequency conversion motors
Axle couples with three power input shafts of compound box respectively.
The present invention compared with prior art has the advantage that and effect: the present invention is directly accessed oil field
High-voltage fence, uses low-voltage alternating-current frequency conversion motor to drive, compared with Diesel Driven, has joint
Can environmental protection, power is big, it is little to be lost, efficiency is high, less energy consumption, variable-ratio, non-maintaining, without dirty
Dye, low cost, small investment, instant effect, high efficiency, running expense is low, social benefit is notable
Etc. unrivaled advantage, for resources explorations such as China's land oil, mines, it is provided that
The new equipment that a kind of advanced technology, performance are remarkable, safe and reliable.The alternative import of the present invention is produced
Product, have wide, long-term application prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention,
Fig. 2 is power system principle figure of the present invention.
Detailed description of the invention
A kind of embodiment of the present invention is described in conjunction with accompanying drawing 1,2.
A kind of net electricity low-voltage alternating-current variable-frequency electric drives oil-well rig, including derrick system, base system
System and dynamical system, described dynamical system includes movable, high voltage electricity transforming devices for use, movable low-pressure
Varying frequency starting device, low-voltage variable frequency alternating current generator, compound box, winch and rotating disc drive box；Institute
Stating movable, high voltage electricity transforming devices for use high input voltage termination high voltage power supply, low-voltage output connects movable type
Low-voltage variable frequency launcher, the power supply termination movable low-pressure of described low-voltage alternating-current frequency conversion motor becomes
Frequently the outfan of launcher, the main shaft of low-voltage alternating-current frequency conversion motor inputs with the power of compound box
Axle couples, and the power output shaft of compound box power input shaft with winch, slush pump respectively couples,
The power output shaft of winch couples with rotating disc drive box power input shaft, and rotating disc drive box power is defeated
Shaft drives Rotary table for drilling machine.
One of them power output shaft of described compound box and the power input shaft of energy-saving generator
Couple.Described high voltage power supply is 10-35KV electric network source.Described low-voltage alternating-current frequency conversion motor sets
Put three, and the main shaft of three low-voltage alternating-current frequency conversion motors is defeated with the three of compound box power respectively
Enter axle to couple.
Operation principle: oilfield electric net 10-35KV high voltage power supply accesses portable high with cable mode
Buckling electric installation, becomes the access movable low-pressure frequency conversion of 0.69KV low-tension supply after blood pressure lowering and rises
Dynamic device, the power output end of movable low-pressure varying frequency starting device connects low-voltage alternating-current frequency conversion motor
Power end.Low-voltage alternating-current frequency conversion motor, compound chain box, winch are arranged on rig backstage.
Low-voltage alternating-current frequency conversion motor drives compound chain box, realizes stepless by low-voltage alternating-current frequency conversion motor
Speed governing, then by compound chain box, power passed to winch, rotating disc drive box, slush pump, joint
The each functional modules of rig such as energy electromotor.The mechanical, electrical integration of set of the present invention, makes petroleum drilling
Shaft drilling efficiency is greatly improved, and effects of energy conservation and environmental protection is notable.
Claims (4)
1. net electricity low-voltage alternating-current variable-frequency electric drives an oil-well rig, including derrick system, base
System and dynamical system, is characterized in that: described dynamical system include movable, high voltage electricity transforming devices for use,
Movable low-pressure varying frequency starting device, low-voltage variable frequency alternating current generator, compound box, winch and rotating disk
Driving box；Described movable, high voltage electricity transforming devices for use high input voltage termination high voltage power supply, low pressure exports
Termination movable low-pressure varying frequency starting device, the power supply termination of described low-voltage alternating-current frequency conversion motor is moved
The outfan of dynamic formula low-voltage variable frequency launcher, the main shaft of low-voltage alternating-current frequency conversion motor and compound box
Power input shaft couple, the power output shaft of compound box respectively with winch, the power of slush pump
Power shaft couples, and the power output shaft of winch couples with rotating disc drive box power input shaft, rotating disk
Driving box power output shaft drives Rotary table for drilling machine.
Net electricity low-voltage alternating-current variable-frequency electric the most according to claim 1 drives oil-well rig, its
Feature is: one of them power output shaft of described compound box inputs with the power of energy-saving generator
Axle couples.
High voltage electric driving gear of oil drill the most according to claim 1 and 2, its feature
It is: described high voltage power supply is 10-35KV electric network source.
Net electricity high-voltage alternating electric drive stepless speed regulation petroleum drilling the most according to claim 3
Machine, is characterized in that: described low-voltage alternating-current frequency conversion motor arranges three, and three low-voltage alternating-currents become
Frequently the main shaft of motor couples with three power input shafts of compound box respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610242963.1A CN105840096A (en) | 2016-04-19 | 2016-04-19 | Low-voltage alternating-current variable-frequency electric driven petroleum drilling rig adopting network source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610242963.1A CN105840096A (en) | 2016-04-19 | 2016-04-19 | Low-voltage alternating-current variable-frequency electric driven petroleum drilling rig adopting network source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105840096A true CN105840096A (en) | 2016-08-10 |
Family
ID=56590130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610242963.1A Pending CN105840096A (en) | 2016-04-19 | 2016-04-19 | Low-voltage alternating-current variable-frequency electric driven petroleum drilling rig adopting network source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105840096A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6478097B2 (en) * | 1998-12-18 | 2002-11-12 | Western Well Tool, Inc. | Electrically sequenced tractor |
| CN101126301A (en) * | 2007-08-07 | 2008-02-20 | 王虎财 | Petroleum drill low-voltage AC driving device |
| CN201187247Y (en) * | 2008-04-30 | 2009-01-28 | 陕西鑫隆石油设备有限公司 | Oil rig driven by high voltage AC frequency conversion electric power |
| CN202913947U (en) * | 2012-11-16 | 2013-05-01 | 成都宏天电传工程有限公司 | Grid electrical drilling machine suitable for deep well drilling |
| CN205713960U (en) * | 2016-04-19 | 2016-11-23 | 宝鸡金钻石油机械股份有限公司 | Net electricity low-voltage alternating-current variable-frequency electric drives oil-well rig |
-
2016
- 2016-04-19 CN CN201610242963.1A patent/CN105840096A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6478097B2 (en) * | 1998-12-18 | 2002-11-12 | Western Well Tool, Inc. | Electrically sequenced tractor |
| CN101126301A (en) * | 2007-08-07 | 2008-02-20 | 王虎财 | Petroleum drill low-voltage AC driving device |
| CN201187247Y (en) * | 2008-04-30 | 2009-01-28 | 陕西鑫隆石油设备有限公司 | Oil rig driven by high voltage AC frequency conversion electric power |
| CN202913947U (en) * | 2012-11-16 | 2013-05-01 | 成都宏天电传工程有限公司 | Grid electrical drilling machine suitable for deep well drilling |
| CN205713960U (en) * | 2016-04-19 | 2016-11-23 | 宝鸡金钻石油机械股份有限公司 | Net electricity low-voltage alternating-current variable-frequency electric drives oil-well rig |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 710000 room 810, 8 floor, Chong Chuen Plaza, 385 space Road, Changan District, Xi'an, Shaanxi. Applicant after: Jin drill petroleum machinery Limited by Share Ltd. Address before: 710000 room 810, 8 floor, Chong Chuen Plaza, 385 space Road, Changan District, Xi'an, Shaanxi. Applicant before: Shaanxi golden drilling petroleum machinery Limited by Share Ltd. Address after: 710000 room 810, 8 floor, Chong Chuen Plaza, 385 space Road, Changan District, Xi'an, Shaanxi. Applicant after: Shaanxi golden drilling petroleum machinery Limited by Share Ltd. Address before: 721013 No. 20 hi tech ten road, hi tech Zone, Baoji, Shaanxi Applicant before: BAOJI JINZUAN PETROLEUM MACHINERY Co.,Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160810 |