CN212583603U - Novel power system of deep well drilling rig - Google Patents
Novel power system of deep well drilling rig Download PDFInfo
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- CN212583603U CN212583603U CN201922422766.XU CN201922422766U CN212583603U CN 212583603 U CN212583603 U CN 212583603U CN 201922422766 U CN201922422766 U CN 201922422766U CN 212583603 U CN212583603 U CN 212583603U
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Abstract
The utility model relates to a drilling machinery trade specifically is a novel driving system of deep well rig. The utility model discloses a actuating system and carriage, actuating system's output and the input in carriage are connected, actuating system adopts the diesel engine, its characterized in that: drive arrangement includes motor drive system and emergency drive system, motor drive system is supplied power by high voltage electric network, and its output is connected with the first input in carriage, emergency drive system adopts the diesel engine, and its output is connected with the second input in carriage, motor drive system includes high-low voltage transformation power distribution system, electrical control system, alternating current motor, the one end electric connection high voltage electric network of high-low voltage transformation power distribution system, its other end electric connection electrical control system, the alternating current drive of electrical control system output alternating current motor operation, alternating current motor's output and the first input in carriage are connected.
Description
Technical Field
The utility model relates to a drilling machinery trade specifically is a novel driving system of deep well rig.
Background
At present, under the large environment of vigorously carrying out energy conservation and emission reduction and widely implementing environmental impact evaluation in China, the requirements on energy conservation and emission reduction of various industries are higher and higher, and the traditional deep-well drilling machine with high energy consumption and high pollution cannot meet the requirements of the development of the times. Especially in the deep well drilling operation process of petroleum, natural gas, shale gas, geothermal and the like, the engineering investment is large, the social influence is large, the energy-saving and consumption-reducing effects are obvious, and the high attention of the nation, the society and enterprises is attracted. For example, the requirement on environment protection of geothermal construction in new male security areas is very high, because the emission of toxic and harmful gases can be generated in the running process of a diesel engine, the pollution of noise exceeding the standard can be generated in the running process of the diesel engine, and the oil pollution generated by the maintenance and the maintenance of the diesel engine can overflow to cause the environmental pollution, so the power of the diesel engine is not allowed to be used. For another example, oil fields are not only large-scale producers for productivity, but also large-scale consumers for energy consumption, and as the production scale is continuously enlarged, each large oil field has new and higher requirements on energy saving, consumption reduction, cost reduction, efficiency improvement and the like, and energy saving and consumption reduction are regarded as important work similar to production income, and energy saving and consumption reduction activities are deeply developed, so that energy saving and consumption reduction become a new economic benefit growth point of the oil field. The method is necessary to optimize a power system of the drilling well by combining new requirements of energy conservation, environmental protection, consumption reduction and efficiency improvement, develop a new power system of the deep well drilling machine, improve the utilization rate of energy and meet the requirements of energy conservation and environmental protection. Therefore, the upgrading and transformation of the deep well drilling machine from diesel to electricity, energy conservation and environmental protection becomes a necessary trend for the development of deep well drilling engineering.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a deep well rig's novel driving system to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a deep well rig's novel driving system, includes actuating system and carriage, actuating system's output with and the input in carriage is connected, actuating system adopts diesel engine, its characterized in that: the actuating system includes motor drive system and emergency drive system, motor drive system is supplied power by high voltage electric network, and its output is connected with the first input in carriage, emergency drive system adopts the diesel engine, and its output is connected with the second input in carriage, motor drive system includes high-low voltage transformation power distribution system, electrical control system, AC motor, the one end electric connection high voltage electric network of high-low voltage transformation power distribution system, its other end electric connection electrical control system, the AC drive of electrical control system output AC motor operation, AC motor's output and the first input in carriage are connected.
The further technical scheme is that the high-low voltage transformation and distribution system comprises a high-voltage switch, a dry-type transformer and a dynamic resonance elimination and power compensation device, one end of the high-voltage switch is electrically connected with a high-voltage power grid, the other end of the high-voltage switch is electrically connected with the dry-type transformer and the dynamic resonance elimination and power compensation device in sequence, and the dynamic resonance elimination and power compensation device is electrically connected with the low-voltage switch.
The electric control system comprises a low-voltage switch and a soft start device, wherein one end of the low-voltage switch is electrically connected with the dynamic resonance elimination and power compensation device, the other end of the low-voltage switch is electrically connected with the soft start device, and the soft start device is electrically connected with the alternating current motor.
The further technical scheme is that the high-voltage switch and the low-voltage switch are both provided with protection cabinets.
The further technical scheme is that the high-low voltage transformation and distribution system can also supply power to well site auxiliary equipment.
The further technical scheme is that the output end of the alternating current motor is connected with the first input end of the parallel compartment after sequentially passing through the coupler, the speed-regulating fluid coupler, the clutch and the universal shaft.
The technical scheme is that the output end of the diesel engine is connected with the second input end of the ice vehicle after sequentially passing through the coupler, the coupler and the universal shaft.
Compared with the prior art, the beneficial effects of the utility model are that:
the energy-saving, environment-friendly upgrading and reconstruction of the deep well drilling rig from diesel to electricity is realized by adopting the electric power of a 10kV power grid instead of using a diesel engine, and the concepts of energy conservation, consumption reduction and green development are practiced, so that the aims of energy conservation, emission reduction, consumption reduction and efficiency improvement are fulfilled, the advancement, reliability and safety of the mechanical drilling rig are greatly improved, and remarkable economic and social benefits are generated.
The energy-saving effect is obvious: the motor has high transmission efficiency, reduces energy consumption, constantly adjusts the electricity price, and compared with the diesel oil price, constantly rises, the dual effect of low input and high output of electricity utilization makes the energy-saving effect of changing the diesel oil into the electricity very obvious, and practice proves that the energy conservation can reach more than 40%. The motor transmission adopts a high-quality high-voltage compensation capacitor to directly perform reactive power on-site compensation on the motor, and the energy-saving effect is obvious.
Greatly reduces the environmental pollution: the motor has low power failure rate, is maintenance-free, has no environmental pollution caused by leakage, overflow, dripping, leakage and oil contamination leakage, has no environmental pollution caused by smoke dust and toxic and harmful gas emission, has no environmental pollution caused by noise disturbing residents, meets the standard requirement of HSE, reduces the emission of CO2 by 30 percent, has noise lower than 60dB, and has obvious environmental protection effect.
The drilling cost is saved: the energy-saving and environment-friendly upgrading and transformation of the deep well drilling machine for transforming diesel into electricity can reduce the energy consumption cost of drilling by 40-60%, and if the expenses of the diesel generating set such as operation maintenance, spare parts, fuel transportation and the like are included, the total drilling power cost is reduced by about 45-65%.
The work efficiency improves: the motor has low power transmission load rate, no waste power, large motor power, high rotating speed, strong overload capacity, large discharge capacity and high pump pressure of a driving mud pump, high rotating speed and large torque of a driving turntable, obviously improves the drilling speed, has high working efficiency, and improves the mechanical drilling speed by 35 percent after the diesel-electric upgrading and transformation of the drilling machine.
The relocation and transportation are convenient: the motor has compact power transmission structure, small overall dimension, light weight and convenient moving and transportation, reduces the number of moving cars and shortens much moving time.
The labor intensity is reduced: the motor power transmission has good reliability, low failure rate and complete automatic protection function, basically realizes unmanned nursing, does not need maintenance, and greatly reduces the labor intensity of workers.
The process has good adaptability: the motor power transmission can adjust the speed, realize stepless speed regulation, have reasonable power matching, better meet the special process requirements of top circulation, well killing, well cementation slurry replacement, horizontal wells, directional wells and the like, and improve the capability of handling complex accidents.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the present invention;
in the figure: 1. and a carriage; 2. an emergency drive system; 3. a motor drive system; 4. a winch; 5. a turntable drive box; 6. and (5) slurry pumps.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a technical scheme: a novel power system of a deep well drilling machine comprises a driving system and a parallel carriage 1, wherein the output end of the driving system is connected with the input end of the parallel carriage 1, the driving system adopts a diesel engine, the driving system comprises a motor driving system 3 and an emergency driving system 2, the motor driving system 3 is supplied with power by a high-voltage power grid, the output end of the emergency driving system 2 is connected with the first input end of the parallel compartment 1, the emergency driving system adopts a diesel engine, the output end of the motor driving system 3 is connected with the second input end of the parallel car 1, the motor driving system 3 comprises a high-low voltage power distribution system, an electric control system and an alternating current motor, one end of the high-low voltage power distribution system is electrically connected with a high-voltage power grid, the other end of the parallel motor is electrically connected with an electrical control system, alternating current output by the electrical control system drives the alternating current motor to run, and the output end of the alternating current motor is connected with the first input end of the parallel car 1.
Preferably, the high-low voltage power transformation and distribution system comprises a high-voltage switch, a dry-type transformer, and a dynamic resonance elimination and power compensation device, wherein one end of the high-voltage switch is electrically connected to a high-voltage power grid, the other end of the high-voltage switch is electrically connected to the dry-type transformer, the dynamic resonance elimination and power compensation device in sequence, and the dynamic resonance elimination and power compensation device is electrically connected to the low-voltage switch.
Preferably, the electrical control system comprises a low-voltage switch and a soft start device, one end of the low-voltage switch is electrically connected with the dynamic resonance elimination and power compensation device, the other end of the low-voltage switch is electrically connected with the soft start device, and the soft start device is electrically connected with the alternating current motor.
Preferably, the high-voltage switch and the low-voltage switch are both provided with a protection cabinet.
Preferably, the high-low voltage transformer power distribution system can also supply power to well site auxiliary equipment.
Preferably, the output end of the alternating current motor is connected with the first input end of the parallel compartment after sequentially passing through the coupler, the speed-regulating fluid coupler, the clutch and the universal shaft.
Preferably, the output end of the diesel engine is connected with the second input end of the parallel compartment after sequentially passing through the coupler, the coupler and the universal shaft.
Technical parameters of the motor:
technical parameters of the speed-regulating type hydraulic coupling reduction gearbox are as follows:
hyperbaric chamber (1 set)
The structure form of a 10kV/0.69kV-3150kVA mobile substation is adopted. The high-voltage room is designed according to the requirements of meeting the 10kV and 35kV electrical standards and measurement protection, and the field requirements can be met by conveniently replacing a transformer and a few devices after the power grid of a construction field is changed from 10kV to 35 kV.
The high pressure room mainly comprises: high-voltage incoming line cabinet, dry-type transformer, low-voltage outgoing line cabinet, direct current screen, comprehensive protection device, ventilation unit, industrial air conditioner, etc. The vacuum circuit breaker (ZN85-40.5), a control protection system, an arrester and other electrical equipment are arranged in the cabinet. The cabinet protection rating is IP 20. The interior of the cabinet is provided with a 690V/3200A breaker and is provided with indications of voltage, current and the like, and the transformer temperature controller is arranged on the low-voltage cabinet. For the system change convenience, the measurement of high-voltage board adopts the low pressure PT mode, and the system does not have high-pressure PT.
Main device technical parameters
High pressure body technical parameters
Low-voltage house
The low-voltage room mainly comprises 1 690V switch cabinet, 1 set of 690V/400V-1250kVA dry-type transformers, 1 400V switch cabinet, 2 electronic soft start cabinets, 1 set of reactive compensation and harmonic suppression cabinet, 1 integrated control cabinet, 1 tool cabinet and the like, and the protection grade of a cabinet shell is IP 20.
(1) The 690V switch cabinet mainly completes the functions of power supply of a power grid and power supply of a main transformer, and mainly comprises 3200AF/3200AT, 65KAIC symmetrical and drawer-type mounted ABB circuit breakers and an LI solid trip protection device; 1600AF/1250AT, 65KAIC symmetrical drawer type ABB breaker, with LI solid trip protection device; a voltmeter (0-750V); ammeter (0-1600A). The system has the functions of grounding detection, fault alarm, live display and the like, ensures personal safety by practical and effective means, and meets the HSE requirement.
(2) The dry transformer supplies power to the MCC system of the drilling machine, and the main technical parameters of 690V/400V-1250kVA
(3) The 400V switch cabinet is mainly used for secondary side protection of a transformer and power supply for an MCC/VFD room, comprises 2000AF/2000AT and 65KAIC symmetrical fixed ABB circuit breakers and is provided with an LI solid trip protection device; 400V top drive power supply 1250AF/1250AT, 65KAIC symmetrical, fixed mounting ABB circuit breaker, with LI solid trip protection device; a 630A wellsite power supply circuit breaker; a 400A camp power supply circuit breaker; a 100A wellsite power supply circuit breaker; a voltmeter (0-500V, a change-over switch is added); and an ammeter (4 secondary sides of the transformer are provided, and 1 outgoing line breaker is provided respectively). The system has the functions of grounding detection, fault alarm, live display and the like, ensures personal safety by practical and effective means, and meets the HSE requirement.
(4) An electronic soft start and motor operation cabinet, one start cabinet drags one to start one motor, and is automatically operated by a bypass of a built-in bypass contactor, wherein, 1600AF/1250AT and 65KAIC are symmetrically and fixedly installed ABB circuit breakers which are provided with LI solid trip protection devices; PSTB1050-690-70 soft starter, which contains operating contactor (ABB); a motor start indicator lamp (white); a full-voltage operation indicator lamp (green) of the motor; multifunctional power meters (including voltage, current, active power, reactive power, wattage, frequency, etc. indications); chronograph (import).
Main technical parameters of electronic soft starter
(5) Reactive compensation and harmonic suppression cabinet. The harmonic wave of the drilling machine system has certain interference on a power grid, and 5 and 7 harmonic waves are suppressed according to the actual working condition of the drilling well. The reactive compensation and harmonic suppression system is provided with a total 800kVAR reactive compensation device, compensation capacitance is automatically switched according to the requirement of compensation capacity, and the power factor of the system is ensured to be not lower than 0.93. The reactive power compensation cabinet is provided with a pointer type power factor meter.
(6) The remote operation control box is a comprehensive control cabinet and mainly comprises an electric switching terminal between a low-voltage room and an electric control platform, a motor heating power supply switch, a room air conditioner power supply switch, a room illumination power supply switch and the like. The operation control box is arranged in the operable range of a driller and mainly completes the operation and display functions of start-stop, voltage indication, current indication, power indication, torque indication, rotating speed indication, fault indication, speed regulation control (hand wheel), single machine and parallel machine operation selection and the like of the variable frequency motor and the control system. The box is of a stainless steel structure, has the functions of water resistance, dust prevention, shock resistance, explosion prevention and the like, and meets the use working condition of a construction site.
(7) Low-pressure room body:
Claims (7)
1. the utility model provides a deep well rig's novel driving system, includes actuating system and carriage (1), actuating system's output with and the input of carriage (1) is connected, actuating system adopts diesel engine, its characterized in that: the drive system includes motor drive system (3) and emergency drive system (2), motor drive system (3) are supplied power by high voltage electric network, its output with and the first input of carriage (1) is connected, emergency drive system (2) adopt the diesel engine, its output with and the second input of carriage (1) is connected, motor drive system (3) are including high-low voltage transformation power distribution system, electrical control system, alternating current motor, the one end electric connection high voltage electric network of high-low voltage transformation power distribution system, its other end electric connection electrical control system, the alternating current drive of electrical control system output alternating current motor operation, alternating current motor's output with and the first input of carriage (1) is connected.
2. The novel power system of a deep well drilling rig as claimed in claim 1, wherein: the high-low voltage power transformation and distribution system comprises a high-voltage switch, a dry-type transformer and a dynamic resonance elimination and power compensation device, wherein one end of the high-voltage switch is electrically connected with a high-voltage power grid, the other end of the high-voltage switch is electrically connected with the dry-type transformer, the dynamic resonance elimination and power compensation device in sequence, and the dynamic resonance elimination and power compensation device is electrically connected with the low-voltage switch.
3. The novel power system of a deep well drilling rig as claimed in claim 1, wherein: the electric control system comprises a low-voltage switch and a soft start device, wherein one end of the low-voltage switch is electrically connected with the dynamic resonance elimination and power compensation device, the other end of the low-voltage switch is electrically connected with the soft start device, and the soft start device is electrically connected with the alternating current motor.
4. The novel power system of a deep well drilling rig as claimed in claim 2, wherein: and the high-voltage switch and the low-voltage switch are both provided with protection cabinets.
5. The novel power system of a deep well drilling rig as claimed in claim 1, wherein: the high-low voltage transformer power distribution system can also supply power to well site auxiliary equipment.
6. The novel power system of a deep well drilling rig as claimed in claim 1, wherein: the output end of the alternating current motor is connected with the first input end of the parallel compartment after sequentially passing through the coupler, the speed-regulating hydraulic coupler, the clutch and the universal shaft.
7. The novel power system of a deep well drilling rig as claimed in claim 1, wherein: the output end of the diesel engine is connected with the second input end of the parallel compartment after sequentially passing through the coupler, the coupler and the universal shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922422766.XU CN212583603U (en) | 2019-12-30 | 2019-12-30 | Novel power system of deep well drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922422766.XU CN212583603U (en) | 2019-12-30 | 2019-12-30 | Novel power system of deep well drilling rig |
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| Publication Number | Publication Date |
|---|---|
| CN212583603U true CN212583603U (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922422766.XU Expired - Fee Related CN212583603U (en) | 2019-12-30 | 2019-12-30 | Novel power system of deep well drilling rig |
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| CN (1) | CN212583603U (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 |
-
2019
- 2019-12-30 CN CN201922422766.XU patent/CN212583603U/en not_active Expired - Fee Related
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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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210223 Termination date: 20211230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |