CN105840097A - Low-voltage alternating-current electric driven stepless-speed regulation petroleum drilling rig adopting network source - Google Patents

Low-voltage alternating-current electric driven stepless-speed regulation petroleum drilling rig adopting network source Download PDF

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Publication number
CN105840097A
CN105840097A CN201610242965.0A CN201610242965A CN105840097A CN 105840097 A CN105840097 A CN 105840097A CN 201610242965 A CN201610242965 A CN 201610242965A CN 105840097 A CN105840097 A CN 105840097A
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China
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voltage
low
power
high
drilling rig
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CN201610242965.0A
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Chinese (zh)
Inventor
王虎财
王芳
崔勇
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宝鸡金钻石油机械股份有限公司
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Priority to CN201610242965.0A priority Critical patent/CN105840097A/en
Publication of CN105840097A publication Critical patent/CN105840097A/en

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    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00Drives used in the borehole
    • E21B4/04Electric drives
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P25/00Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
    • H02P25/16Arrangements 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 electric driven stepless-speed regulation 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 soft start device, low-voltage alternating-current motors, a hydraulic speed regulation gear box, 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 soft start device; power ends of the low-voltage alternating-current motors are connected with an output end of the movable low-voltage soft start device, and spindles of the low-voltage alternating-current motors are connected with a power input shaft of the hydraulic speed regulation gear box; a power input shaft of the compounding transmission is connected with a power output shaft of the hydraulic speed regulation gear box, and 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 alternating-current motors, various defects caused by diesel engine driving are overcome, and the overall performance of the petroleum drilling rig is improved.

Description

网电低压交流电驱动无级调速石油钻机 AC variable speed drive low-voltage electricity network oil rig

技术领域 FIELD

[0001]本发明涉及一种网电低压交流电驱动无级调速石油钻机。 [0001] The present invention relates to a low-voltage electric alternating current network variable speed drive drilling rig.

背景技术 Background technique

[0002]目前国内石油钻机大多为柴油机驱动,功率消耗大,效率低;能源消耗大,生产成本高;维护工作量大,工人劳动强度高;漏油及黑烟污染环境。 [0002] At present, most of the oil rig diesel-driven, power consumption, low efficiency; large energy consumption, high production costs; maintenance workload, high labor intensity; oil and smoke pollution. 现有的电驱动钻机一般都采用低压直流或交流传动系统,电机的电源仍然依靠柴油机发电供给,柴油机驱动的固有缺陷仍未克服,且控制系统比较复杂,造价高,运转费用高,亦不利于节能和环境保护。 Conventional drive drilling rig generally using low voltage DC or AC drive system, power to the motor power supply still rely on diesel, diesel driven not overcome the inherent defects, and the control system is relatively complex, high cost, high operating costs, nor conducive energy saving and environmental protection. 引进国外的电驱动装置投资巨大,且发达国家对我国实行技术垄断,限制出口,设备维修和零部件供给也是一大难题。 Electric drive is the introduction of foreign investment is huge, and the monopolization of technology by developed countries, export restrictions, equipment maintenance and spare parts supply is a major problem.

发明内容 SUMMARY

[0003]本发明解决的技术问题:设计一种网电高压交流电驱动无级调速石油钻机,利用油田电网电源,采用低压交流电动机驱动石油钻机,克服了柴油机驱动的各项弊端,生产成本低,钻井效率高,易维护、无污染,工人劳动强度低,安全性高,提高了石油钻机的整体性會K。 [0003] The present invention solves the technical problem: devise a high voltage alternating current electrical network variable speed drive drilling rig, oilfield using mains power, low-voltage AC motor drive using the drilling rig, to overcome the disadvantages of diesel driven, low production cost , high drilling efficiency, easy maintenance, no pollution, low labor intensity, high security, improve the integrity of the oil rig will K.

[0004]本发明的技术解决方案:一种网电低压交流电驱动无级调速石油钻机,包括井架系统、底座系统和动力系统,所述动力系统包括移动式高压变电装置、移动式低压软起动装置、低压交流电机、液力调速正车箱、并车箱、绞车及转盘驱动箱;所述移动式高压变电装置高压输入端接高压电源,低压输出端接移动式低压软起动装置,所述低压交流电机的电源端接移动式低压软起动装置的输出端,低压交流电机的主轴与液力调速正车箱的动力输入轴联接;所述并车箱的动力输入轴与液力调速正车箱的动力输出轴联接,并车箱的动力输出轴分别与绞车、泥浆栗的动力输入轴联接,绞车的动力输出轴与转盘驱动箱动力输入轴联接,转盘驱动箱动力输出轴驱动钻机转盘。 [0004] The technical solution of the invention: one low voltage AC electricity network variable speed drive drilling rig, the system comprising a derrick, a base and power systems, the power system includes a high-voltage transformer a mobile device, a mobile soft low pressure starter, low-voltage AC motor, a positive torque speed trunk, and trunk, winches and rotary drive box; means the mobile high-voltage transformer a high-pressure high-voltage power input terminal, a mobile termination low voltage output low voltage soft start means the termination of said low-voltage output of the power AC motor soft starter mobile device is a low pressure, the low pressure shaft speed and the torque of the AC motor coupled to the positive power input shaft of the loading platform; said power input shaft and the loading platform positive hydraulic governor the output shaft coupled to the wagons, the wagons and output shaft respectively, winch, power input shaft coupled mud chestnut, winch power output shaft of the turntable driving power input shaft coupled to the box, the box turntable drives the output shaft rotary drilling rigs.

[0005]所述并车箱的其中一个动力输出轴与节能发电机的动力输入轴联接。 [0005] and wherein said input shaft is coupled to a power output shaft wagons and energy generator.

[0006] 所述高压电源为10-35KV电网电源。 The [0006] high voltage source is a mains power 10-35KV.

[0007]所述低压交流电机、液力调速正车箱均设置三台,且三台低压交流电机的主轴分别通过三台液力调速正车箱与并车箱的三个动力输入轴联接。 [0007] The low-voltage AC motor, a positive torque speed three wagons are provided, and three low-voltage AC spindle motor are coupled by three three power input shaft torque and speed n wagons and wagons.

[0008]本发明与现有技术相比具有的优点和效果:本发明直接接入油田高压电网,采用低压交流电机驱动,与柴油机驱动相比,具有节能环保、功率大、损耗小、效率高、能耗少、可变速、免维护、无污染、成本低、投资少,见效快,效益高,运转费用低、社会效益显著等无可比拟的优点,为我国陆地石油、矿山等资源勘探开发,提供了一种技术先进、性能卓越、安全可靠的新装备。 [0008] the present invention over the prior art has advantages and effects: the present invention, direct access to high-voltage power field, using low voltage AC motor drive, compared with diesel driven, with energy saving, high power, low loss, high efficiency , low energy consumption, variable speed, maintenance-free, non-polluting, low cost, less investment, high efficiency, low operating costs, significant social benefits such as unparalleled advantages for China's onshore oil and mining exploration and development , it provides an advanced technology, superior performance, safety and reliability of new equipment. 本发明可替代进口产品,具有广阔、长期的应用前景。 The present invention can replace imported products, it has a broad, long-term prospects.

附图说明 BRIEF DESCRIPTION

[0009]图1为本发明的结构示意图, [0009] FIG. 1 is a schematic structural diagram of the present invention,

[0010]图2为本发明动力系统原理图。 [0010] FIG. 2 is a schematic diagram of a power system of the invention.

具体实施方式 Detailed ways

[0011]结合附图1、2描述本发明的一种实施例。 [0011] 2 describes a combined embodiment of the present invention, the accompanying drawings.

[0012] —种网电低压交流电驱动无级调速石油钻机,包括井架系统、底座系统和动力系统,所述动力系统包括移动式高压变电装置、移动式低压软起动装置、低压交流电机、液力调速正车箱、并车箱、绞车及转盘驱动箱;所述移动式高压变电装置高压输入端接高压电源,低压输出端接移动式低压软起动装置,所述低压交流电机的电源端接移动式低压软起动装置的输出端,低压交流电机的主轴与液力调速正车箱的动力输入轴联接;所述并车箱的动力输入轴与液力调速正车箱的动力输出轴联接,并车箱的动力输出轴分别与绞车、泥浆栗的动力输入轴联接,绞车的动力输出轴与转盘驱动箱动力输入轴联接,转盘驱动箱动力输出轴驱动钻机转盘。 [0012] - the low-voltage network types of variable speed AC drive drilling rig, the system comprising a derrick, a base and power systems, the power system includes a high-voltage transformer a mobile device, a mobile soft starter low pressure, low-voltage AC motor, hydraulic positive speed trunk, and trunk, winches and rotary drive box; means the mobile high-voltage transformer a high-pressure high-voltage power input terminal, a mobile termination low voltage output low voltage soft start means, the power supply of low voltage AC motor an output terminal connected to a low pressure soft start mobile apparatus, the spindle motor and hydraulic speed low voltage AC power wagons being coupled to the input shaft; and a power input shaft and said governor hydraulic loading platform being coupled to the output shaft of the loading platform, the output shaft and the output shaft of the loading platform of the turntable, respectively, the power input shaft coupled to the driving box, box turntable drives the output shaft of the power rotary winch drive drilling, mud Li power input shaft coupled winch.

[0013]所述并车箱的其中一个动力输出轴与节能发电机的动力输入轴联接。 [0013] and wherein said input shaft is coupled to a power output shaft wagons and energy generator. 所述高压电源为10-35KV电网电源。 The high voltage power supply is a mains power 10-35KV. 所述低压交流电机、液力调速正车箱均设置三台,且三台低压交流电机的主轴分别通过三台液力调速正车箱与并车箱的三个动力输入轴联接。 The low-voltage AC motor, a positive torque speed three wagons are provided, and three low-voltage AC spindle motor are coupled by three three power input shaft torque and speed n wagons and wagons.

[0014] 工作原理:油田电网10-35KV高压电源以电缆方式接入移动式高压变电装置,经降压后成为0.69KV低压电源接入移动式低压软起动装置,移动式低压软起动装置的电源输出端接低压交流电机的电源端。 [0014] The working principle: in a field grid high-voltage power cables manner 10-35KV access mobile high-voltage transformer means, after the step-down voltage power supply becomes 0.69KV mobile access soft starter low pressure, low pressure soft start moving means terminating supply of low voltage power output of the AC motor. 低压交流电机、液力调速正车箱、链条并车箱、绞车安装在钻机后台上。 Low voltage AC motors, hydraulic governor being the trunk, and the trunk chain, winch mounted on the rig platform. 低压交流电机驱动液力调速正车箱,通过操作液力调速正车箱实现无级调速,再通过液力调速正车箱将动力传到链条并车箱、绞车、转盘驱动箱、泥浆栗、节能发电机等钻机各功能模块。 Low-voltage AC motor drive speed hydraulic wagons n, n wagons by operating hydraulic stepless speed, then the power transmitted to the positive trunk and the trunk chain, winch, rotary drive box, through the mud Li hydraulic governor, energy generators and other functional modules rig. 本发明集合了机、电、液一体化,使石油钻机钻井效率大大提高,节能环保效果显著。 The present invention combines the mechanical, electrical, hydraulic integration, petroleum drilling rigs greatly improved efficiency, energy saving effect is remarkable.

Claims (4)

1.一种网电低压交流电驱动无级调速石油钻机,包括井架系统、底座系统和动力系统,其特征是:所述动力系统包括移动式高压变电装置、移动式低压软起动装置、低压交流电机、液力调速正车箱、并车箱、绞车及转盘驱动箱;所述移动式高压变电装置高压输入端接高压电源,低压输出端接移动式低压软起动装置,所述低压交流电机的电源端接移动式低压软起动装置的输出端,低压交流电机的主轴与液力调速正车箱的动力输入轴联接;所述并车箱的动力输入轴与液力调速正车箱的动力输出轴联接,并车箱的动力输出轴分别与绞车、泥浆栗的动力输入轴联接,绞车的动力输出轴与转盘驱动箱动力输入轴联接,转盘驱动箱动力输出轴驱动钻机转盘。 A low voltage electricity network variable speed AC drive drilling rig, the system comprising a derrick, a base and power systems, characterized in that: said power system includes a high-voltage transformer a mobile device, a mobile soft starter low pressure, low AC motor, a positive torque speed trunk, and trunk, winches and rotary drive box; means the mobile high-voltage transformer a high-pressure high-voltage power input terminal, a mobile termination low voltage output low voltage soft start means, said low voltage AC motor terminating the power output of the mobile device is a low pressure soft start, the low pressure shaft speed and torque of AC motor coupled to the positive power input shaft of the loading platform; said power input shaft and the loading platform and the wagon hydraulic power output of the speed n shaft coupling, and the output shaft and the loading platform are powered winch, a power input shaft coupled mud Li, the output shaft of the winch turntable drive shaft coupled to the power input box, box turntable drives the output shaft rotary drilling rigs.
2.根据权利要求1所述的网电低压交流电驱动无级调速石油钻机,其特征是:所述并车箱的其中一个动力输出轴与节能发电机的动力输入轴联接。 The network 1 according to the low-voltage AC variable speed drive drilling rig, which is characterized in the claims: wherein said power and a power output shaft and an input shaft coupled to the generator energy wagons.
3.根据权利要求1或2所述的石油钻机高压电驱动装置,其特征是:所述高压电源为10-35KV电网电源。 3. The oil drilling rig or the high-voltage driving apparatus according to claim 1 or 2, characterized in that: said high voltage power supply is a mains power 10-35KV.
4.根据权利要求3所述的网电高压交流电驱动无级调速石油钻机,其特征是:所述低压交流电机、液力调速正车箱均设置三台,且三台低压交流电机的主轴分别通过三台液力调速正车箱与并车箱的三个动力输入轴联接。 High-voltage electrical network according to claim 3, wherein said variable speed AC drive drilling rig, characterized in that: said low-voltage AC motor, a positive torque speed three wagons are provided, and three low-voltage AC motor spindle respectively by three positive power input shaft is coupled with the trunk and the trunk three hydraulic governor.
CN201610242965.0A 2016-04-19 2016-04-19 Low-voltage alternating-current electric driven stepless-speed regulation petroleum drilling rig adopting network source CN105840097A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
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
CN205713961U (en) * 2016-04-19 2016-11-23 宝鸡金钻石油机械股份有限公司 Net electric low pressure alternating current drive stepless speed control oil -well rig

Patent Citations (5)

* Cited by examiner, † Cited by third party
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
CN205713961U (en) * 2016-04-19 2016-11-23 宝鸡金钻石油机械股份有限公司 Net electric low pressure alternating current drive stepless speed control oil -well rig

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