CN205204716U - Electronic energy storage workover rig of wide range speed control scope - Google Patents
Electronic energy storage workover rig of wide range speed control scope Download PDFInfo
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- CN205204716U CN205204716U CN201521020486.1U CN201521020486U CN205204716U CN 205204716 U CN205204716 U CN 205204716U CN 201521020486 U CN201521020486 U CN 201521020486U CN 205204716 U CN205204716 U CN 205204716U
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- service machine
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Abstract
The utility model provides an electronic energy storage workover rig of wide range speed control scope for oil field workover, including transmission system, electrical system and liquid gas circuit system, wherein: transmission system includes inverter motor, shaft coupling, gearbox, transmission shaft, angle drive case, winch, the system of moving about, the driller's case that connects gradually, and transmission system passes through inverter motor and facial make -up transmission system's reasonable match, has widened workover rig power take off scope, and higher work efficiency is enough guaranteed to the homoenergetic under the different load condition. Electrical system includes converter and ultracapacitor system, the condenser workover transfer with the unfreezing time charge, workover rise to rise the time repid discharge, supply power for inverter motor together with the well site transformer. Liquid gas circuit system is by hydraulic pressure station motor drive treble pump, and it provides hydraulic power to be workover rig hydraulic system, gearbox lubricating system, fluid pressure type air compressor machine respectively, reduces the power supply configuration, practices thrift manufacturing cost, and whole car compact structure has realized the lightweight.
Description
Technical field
The utility model relates to oil and gas development service machine technical field used, specifically the electric energy-stored service machine of a kind of wide speed regulating range.
Background technology
Service machine is the visual plant of oil well repairing operation, and oil field service machine is power mainly with vehicle-mounted diesel motor.Along with country is to the high standard requirement of energy-saving and emission-reduction, and diesel-fuel price is constantly soaring, and adopting electric workover rig to replace diesel service machine becomes new developing direction.Electric workover rig has the advantages such as energy utilization rate is high, environmental pollution is little, operating cost is low, but electric workover rig is in use subject to the capacity limit of well site voltage transformer, mostly be difficult to meet operation needs, if according to well site transformer capacity coupling electric workover rig power, can cause that electric workover rig power is little, operating efficiency is lower.Therefore need a kind of electric service machine being generally applicable to wellsite operation environment, meet remedial work power demand.
Utility model content
The purpose of this utility model is to provide a kind of energy-saving and cost-reducing, and environmental pollution is little, the electric energy-stored service machine of novel wide speed regulating range that operating efficiency is higher.Under the prerequisite meeting remedial work power demand, by widening the mode of service machine speed adjustable range and outfit closed-centre system, reduce variable-frequency motor allocating power to greatest extent, reduce electric workover rig to the capacity limit of well site voltage transformer, strengthen the on-the-spot applicability of electric workover rig.
For achieving the above object, the utility model proposes following technical scheme:
The electric energy-stored service machine of a kind of wide speed regulating range, comprise the driving system and electric-control system that are interconnected cooperation, wherein: described driving system comprises the variable-frequency motor, coupler, change speed gear box, transmission shaft, right angle gear box, winch, traveling system, the Si Zuanxiang that connect successively; Described electric-control system comprises frequency converter and closed-centre system, and described frequency converter carries out infinite speed variation to variable-frequency motor and controls variable-frequency motor output speed and moment of torsion, thus controls the hoisting of traveling system, transfers; Described closed-centre system at least comprises a ultracapacitor.
In one embodiment, the electric energy-stored service machine of described wide speed regulating range also comprises a liquid air-channel system, and described liquid air-channel system comprises hydraulic motor, three through pump, service machine liquid-way system, speed changing box lubricating system, fluid pressure type Air compressor, service machine air-channel system; Described hydraulic motor provides power for described three through pump; First of described three through pump drives service machine liquid-way system, second of described three through pump drives speed changing box lubricating system, the 3rd of described three through pump drives and becomes fluid pressure type Air compressor, fluid pressure type Air compressor provides pressurized air by gas circuit pipeline for service machine air-channel system, and the air-channel system completing driller's case controls.
Preferably, described driving system fills driving system on adopting, and variable-frequency motor is For Inverter-driven Induction Motors.
Preferably, described mechanical gear box arranges three gears, and described right angle gear box, on the basis of conventional bevel gear transmission, increases set of gears gearshift and a set of sprocket wheel gearshift.
Preferably, described ultracapacitor, remedial work transfer with the time of unfreezing step in charge, rapid discharge within the time of the step that hoists of remedial work, powers for described variable-frequency motor together with the voltage transformer of well site.
Preferably, described ultracapacitor be responsible for when well site voltage transformer provide power to be less than the bearing power of variable-frequency motor time, jointly provide power to variable-frequency motor with described well site voltage transformer.
Preferably, hydraulic motor is totally-enclosed, oneself fan cold, squirrel-cage, high efficiency Flame-Proof Three-Phase Induction Motors, and described Air compressor adopts fluid pressure type Air compressor.
The beneficial effects of the utility model are,
1, driving system is by the Proper Match of variable-frequency motor and upper dress driving system, has widened service machine power output range, all can ensure higher work efficiency in different loads situation.
2, the super capacitor energy-storage system of electric-control system when operation field power supply capacity deficiency, can be supplemented the transformer capacity of operation field, meets remedial work power demand, improves the on-the-spot applicability of electric workover rig.
3, service machine liquid-way system, air-channel system, the shared hydraulic motor of speed changing box lubricating system of liquid air-channel system, reduce propulsion source configuration, save production cost, complete vehicle structure is compact, achieves lightweight.
Accompanying drawing explanation
Fig. 1 is the utility model wide speed regulating range electric energy-stored service machine transmission principle figure;
Fig. 2 is the electric energy-stored service machine electric control schematic diagram of the utility model wide speed regulating range;
Fig. 3 is the utility model wide speed regulating range electric energy-stored service machine liquid gas circuit control principle drawing.
In figure: 1. variable-frequency motor, 2. coupler, 3. change speed gear box, 4. transmission shaft, 5. right angle gear box, 6. winch, 7. traveling system, 8. driller's case, 9. frequency converter, 10. closed-centre system, 11. hydraulic motors, 12. three through pumps, 13. service machine liquid-way systems, 14. speed changing box lubricating systems, 15. fluid pressure type Air compressors, 16. service machine air-channel systems.
Detailed description of the invention
Below in conjunction with accompanying drawing and for detailed description of the invention, the utility model is described in detail.But those skilled in the art should know, the utility model is not limited to listed detailed description of the invention, as long as meet spirit of the present utility model, all should be included in protection domain of the present utility model.
The electric energy-stored service machine of wide speed regulating range of the present utility model comprises the driving system, electric-control system and the liquid air-channel system that are interconnected cooperation.
As shown in Figure 1, the electric energy-stored service machine driving system of this wide speed regulating range is primarily of variable-frequency motor 1, and coupler 2, change speed gear box 3, transmission shaft 4, right angle gear box 5, winch 6, traveling system 7, driller's case 8 form.The output shaft of variable-frequency motor 1 is connected by coupler 2 with change speed gear box 3, and the output shaft of change speed gear box 3 is connected by transmission shaft 4 with angle case 5.Variable-frequency motor power outputs to winch 6 by the gear drive of right angle gear box 5 and chain wheel driving mechanism, drives winch 6 to rotate, and drives traveling system 7 to complete remedial work.Driller's case 8 controls winch 6 rotating speed by the aperture of combined pressure regulating valve handle and traveling system 7 removes speed.
Variable-frequency motor 1 adopts professional For Inverter-driven Induction Motors in one embodiment, driving system fills driving system on adopting, by the Proper Match of variable-frequency motor and upper dress driving system, reduce variable-frequency motor power, make service machine have wide speed regulating range, in different loads situation, all can ensure higher work efficiency.The moment of torsion of For Inverter-driven Induction Motors 1 is comparatively large, variable frequency range is wide, can realize 50Hz-90Hz broad and constant power frequency-variable speed-regulating.According to remedial work unfreezing, normally remove, high speed rountrip operating mode load request, variable-frequency motor is arranged three frequency-converter power gears.Variable-frequency motor configuration separate fan drives, and degree of protection IP56, class of insulation H level, overload capacity 1.5 times in system 2 minutes, can meet conventional remedial work power demand.
Mechanical gear box 3 wherein in driving system and right angle gear box 5, mechanical gear box 3 arranges three gears, can select suitable gear when normally removing operating mode according to condition of loading, remedial work efficiency in guarantee different loads situation.Right angle gear box 5, on the basis of conventional bevel gear transmission, increases set of gears gearshift and a set of sprocket wheel gearshift, while making the motion of right angle gear box between transmission two concurrent aces and power, also has fourth gear gearshift speed-regulating function.According to remedial work unfreezing, the working condition requirement that normally removes, remove at a high speed, right angle gear box four gear transmitting ratios are set.
The electric-control system of the electric energy-stored service machine of wide speed regulating range of the present utility model mainly comprises frequency converter 9 and closed-centre system 10.Frequency converter 9 carries out infinite speed variation by driller's case 8 pairs of variable-frequency motors 1, controls variable-frequency motor 1 output speed and moment of torsion, and driller can be controlled the hoisting of traveling system 7, transfers by actv..Closed-centre system 10 for well site voltage transformer provide power to be less than the bearing power of variable-frequency motor 1 time give electric energy supplement.When well site voltage transformer provide power to be less than the bearing power of variable-frequency motor 1 time, the power of variable-frequency motor 1 is provided jointly by electrical network and closed-centre system 10.When electrical network and well site voltage transformer normally work and provide power to be greater than the bearing power of variable-frequency motor 1 time, the power of variable-frequency motor 1 is only provided by electrical network.When well site voltage transformer provide power to be less than the bearing power of variable-frequency motor 1 time, the power of variable-frequency motor 1 is provided jointly by electrical network and closed-centre system 10.
In an embodiment as illustrated in figure 2, closed-centre system 10 comprises DC/DC voltage transformer, a control module and a ultracapacitor, and ultracapacitor utilizes remedial work to hoist and transfers tubing string gap, realize discharge and recharge.According to remedial work specification, remedial work hoists, transfer, three step used times of unfreezing are substantially suitable.Utilize this power demand characteristic of service machine, transfer in remedial work, unfreezing 2/3 time in be super capacitor charging, remedial work hoist 1/3 time in rapid discharge, it is service machine feeding electric motors together with the voltage transformer of well site, reach the power requirement of service machine, complete whole remedial work process.Super capacitor energy-storage technology outstanding advantages of the present utility model be the discharge and recharge time short, have extended cycle life, power density is high, working temperature range is wide.
As shown in Figure 3, the liquid air-channel system of the electric energy-stored service machine of wide speed regulating range of the present utility model is made up of hydraulic motor 11, three through pump 12, service machine liquid-way system 13, speed changing box lubricating system 14, fluid pressure type Air compressor 15, service machine air-channel system 16.Liquid air-channel system has been mainly used in the hydraulic-pneumatic control operation of each drive disk assembly and electric-control system, realizes complete machine transmission and variable frequency control.
Hydraulic motor 11 provides power for three through pump 12.Three through pump 12 first drives service machine liquid-way system 13, by liquid-way system pipeline valve member, completes the every control operation of remedial work liquid-way system.Three through pump 12 second drives speed changing box lubricating system 14, for speed changing box lubricating system provides hydraulic power.Three through pump 12 the 3rd drives and becomes fluid pressure type Air compressor 15, and fluid pressure type Air compressor 15 provides pressurized air by gas circuit pipeline for service machine air-channel system 16, and the air-channel system completing driller's case 8 controls.Hydraulic motor 11 is totally-enclosed, oneself fan cold, squirrel-cage, high efficiency Flame-Proof Three-Phase Induction Motors.Air compressor 15 adopts fluid pressure type Air compressor, and obtain pressurized air by hydraulic power conversion, piston cylinder operator, volume is little, and output is large.
Liquid air-channel system of the present utility model drives three through pump by hydraulic motor, is respectively service machine hydraulic efficiency pressure system, speed changing box lubricating system, fluid pressure type Air compressor provide hydraulic power.Service machine fluid path, air-channel system, gearbox dynamic source take from a hydraulic motor, decrease propulsion source configuration.
It should be noted that above-described embodiment is example and unrestricted the utility model, those skilled in the art can design a lot of alternate embodiment and not depart from the scope of attached claims.
Claims (7)
1. the electric energy-stored service machine of wide speed regulating range, comprises the driving system and electric-control system that are interconnected cooperation, it is characterized in that:
Described driving system comprises the variable-frequency motor (1), coupler (2), change speed gear box (3), transmission shaft (4), right angle gear box (5), winch (6), traveling system (7), the driller's case (8) that connect successively;
Described electric-control system comprises frequency converter (9) and closed-centre system (10), and described frequency converter (9) carries out infinite speed variation to variable-frequency motor (1) and controls variable-frequency motor (1) output speed and moment of torsion, thus controls traveling system the hoisting of (7), transfers; Described closed-centre system (10) at least comprises a ultracapacitor.
2. the electric energy-stored service machine of wide speed regulating range as claimed in claim 1, it is characterized in that: the electric energy-stored service machine of described wide speed regulating range also comprises a liquid air-channel system, described liquid air-channel system comprises hydraulic motor (11), three through pump (12), service machine liquid-way system (13), speed changing box lubricating system (14), fluid pressure type Air compressor (15), service machine air-channel system (16); Described hydraulic motor (11) provides power for described three through pump (12); First of described three through pump (12) drives service machine liquid-way system (13), second of described three through pump (12) drives speed changing box lubricating system (14), the 3rd of described three through pump (12) drives and becomes fluid pressure type Air compressor (15), fluid pressure type Air compressor (15) is that service machine air-channel system (16) provides pressurized air by gas circuit pipeline, and the air-channel system completing driller's case (8) controls.
3. the electric energy-stored service machine of wide speed regulating range as claimed in claim 1 or 2, is characterized in that: described driving system fills driving system on adopting, and variable-frequency motor (1) is For Inverter-driven Induction Motors.
4. the electric energy-stored service machine of wide speed regulating range as claimed in claim 1 or 2, it is characterized in that: described change speed gear box (3) arranges three gears, described right angle gear box (5), on the basis of conventional bevel gear transmission, increases set of gears gearshift and a set of sprocket wheel gearshift.
5. the electric energy-stored service machine of wide speed regulating range as claimed in claim 1 or 2, it is characterized in that: described ultracapacitor, remedial work transfer with the time of unfreezing step in charge, rapid discharge within the time of the step that hoists of remedial work is that described variable-frequency motor (1) is powered together with the voltage transformer of well site.
6. the electric energy-stored service machine of wide speed regulating range as claimed in claim 5, it is characterized in that: described ultracapacitor be responsible for when well site voltage transformer provide power to be less than the bearing power of variable-frequency motor (1) time, jointly provide power to variable-frequency motor (1) with described well site voltage transformer.
7. the electric energy-stored service machine of wide speed regulating range as claimed in claim 1 or 2, is characterized in that: hydraulic motor (11) is totally-enclosed, oneself fan cold, squirrel-cage, high efficiency Flame-Proof Three-Phase Induction Motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521020486.1U CN205204716U (en) | 2015-12-10 | 2015-12-10 | Electronic energy storage workover rig of wide range speed control scope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521020486.1U CN205204716U (en) | 2015-12-10 | 2015-12-10 | Electronic energy storage workover rig of wide range speed control scope |
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| Publication Number | Publication Date |
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| CN205204716U true CN205204716U (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521020486.1U Withdrawn - After Issue CN205204716U (en) | 2015-12-10 | 2015-12-10 | Electronic energy storage workover rig of wide range speed control scope |
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| CN (1) | CN205204716U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417419A (en) * | 2015-12-10 | 2016-03-23 | 中国石油集团渤海石油装备制造有限公司 | Electric energy storage workover rig wide in speed adjustable range |
| CN106907359A (en) * | 2017-03-29 | 2017-06-30 | 福建工程学院 | A kind of electric driver for realizing energy regenerating |
| 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 |
-
2015
- 2015-12-10 CN CN201521020486.1U patent/CN205204716U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417419A (en) * | 2015-12-10 | 2016-03-23 | 中国石油集团渤海石油装备制造有限公司 | Electric energy storage workover rig wide in speed adjustable range |
| CN106907359A (en) * | 2017-03-29 | 2017-06-30 | 福建工程学院 | A kind of electric driver for realizing energy regenerating |
| CN106907359B (en) * | 2017-03-29 | 2018-12-21 | 福建工程学院 | A kind of electric driver for realizing energy regenerating |
| 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 |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160504 Effective date of abandoning: 20181102 |
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| AV01 | Patent right actively abandoned |