CN102953720A - Electronic control room of oil-to-electricity driving system for petroleum drilling equipment - Google Patents
Electronic control room of oil-to-electricity driving system for petroleum drilling equipment Download PDFInfo
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- CN102953720A CN102953720A CN2012104613994A CN201210461399A CN102953720A CN 102953720 A CN102953720 A CN 102953720A CN 2012104613994 A CN2012104613994 A CN 2012104613994A CN 201210461399 A CN201210461399 A CN 201210461399A CN 102953720 A CN102953720 A CN 102953720A
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Abstract
The invention discloses an electronic control room of an oil-to-electricity driving system for petroleum drilling equipment. The electronic control room comprises outgoing line panels 1 and 2, a transmission system, an MCC (Mission Control Center) system, a PLC (Programmable Logic Controller) system and an auxiliary equipment system, wherein the transmission system consists of a rectification unit and an inversion unit, the PLC system consists of a PLC control system and an industrial personal computer, the industrial personal computer is connected with the PLC control system, the PLC control system is connected with the rectification unit, the inversion unit, the MCC system and the auxiliary equipment system respectively, and an output of the MCC system is connected with the outgoing line panel 2; and the outgoing line panel 1 is connected with the rectification unit, an output of the rectification unit is connected with the inversion unit, and an output of the inversion unit is connected with the outgoing line panel 2. bBy adopting a fully-numerical control technology, the electronic control room can be used for conducting monitoring in real time, carry out indication, warning and protection in time when having faults occur, internal devices distributed adopt a modular structure capable of being fast disassembled and assembled, so that the electronic control room can completely replace a diesel engine and is applied to the petroleum drilling equipment.
Description
Technical field
The present invention relates to a kind of oil for oil-well drilling equipment and change the power drive system electric-controlled house.
Background technology
Drilling prospection is as an important component part of oil field development, Green drilling well, energy-conservation, cleaning, produces the fresh target that becomes the drilling well industry development efficiently, and the energy-conservation and environmental-protecting performance of rig has been proposed requirements at the higher level.Net electric drill well is the Important Action that the drilling prospection industry energy-saving reduces discharging, and also is that the drilling well industry is saved the Important Action that cost increases benefit.
At present, the capital equipment of powering as drilling team is main generator and stand-by generator, adopts Diesel Driven, and diesel-fuel consumption is large, and working amount of periodical repair is larger.Large quantities of main forces type rig, because ageing equipment, consumption diesel oil, machine oil increase year by year, drilling cost is high.Under the identical operating mode, the energy consumption cost of net electrical drilling machine can save 40% at least, 7000 meters electric drilling machines use diesel-driven generator to do power and consume per month approximately 140 tons of diesel oil, after using the net electricity instead, power consumption is about per month 66.70 ten thousand kilowatt hours, so, every net electrical drilling machine can be reduced expenses more than 50 ten thousand yuan per month.
Oil changes electric project Flying by wire system and is made of 1 electric-controlled house, 1 cover driller control box, 2 cover motor operation casees, 2 three-phase alternating current variable frequency motors (comprising water tank and mounting base thereof), some cables and annex thereof.Electric-controlled house is used for receiving from the AC600V in high pressure room, the electric energy of 50Hz, offers main drive system by transmission and control system; Reception is from the AC400V in high pressure room, the electric energy of 50Hz, for Electrified Transmission and control system provide AC400V, AC220V, DC24V to control power supply.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art; but provide a kind of Real Time Monitoring; the fault that occurs is in time indicated, reported to the police and protects, have perfect defencive function, the oil that is used for oil-well drilling equipment with two cover working groups changes the power drive system electric-controlled house.
The objective of the invention is to be achieved through the following technical solutions: the oil that is used for oil-well drilling equipment changes the power drive system electric-controlled house, comprise outlet board 1, outlet board 2, transmission system, MCC system, PLC system and auxiliary equipment system, transmission system comprises rectification unit and inversion unit, the PLC system comprises PLC control system and an Industrial Personal Computer (IPC), Industrial Personal Computer (IPC) links to each other with the PLC control system, the PLC control system links to each other with auxiliary equipment system with rectification unit, inversion unit, MCC system respectively, and the output of MCC system links to each other with outlet board 2; Outlet board 1 links to each other with rectification unit, and the output of rectification unit is connected with inversion unit, and the output of inversion unit links to each other with outlet board 2.
Auxiliary equipment system comprises air-conditioning, socket, smoke alarm, Temperature Humidity Sensor and fluorescent lamp, and air-conditioning, smoke alarm and Temperature Humidity Sensor link to each other with the PLC control system respectively.
The invention has the advantages that:
1. rectification unit adopts the diode bridge structure, modularized design, and be furnished with the precharge loop, and for system provides overtemperature prote, overvoltage protection, overcurrent protection, the protection that open-phase protection etc. are perfect.
2. inversion unit adopts modularization, digitized design, and inverter possesses perfect fault self-diagnosis and defencive function, comprises overcurrent protection; overvoltage protection, overload protection, fuse protection; the maximum output current restriction, the protection of going wrong, and other protections of digital adjusting system etc.
3. complete equipment is divided into two cover working groups, and the using and the reserved adopt the form of stand-by redundancy, and to go wrong be to start for subsequent use group and work on when one group.
4. Temperature Humidity Sensor can detect the temperature and humidity in the room in real time, and image data is sent to control module, in time regulates the parameter in the room, avoids environmental change that equipment is caused damage.
As scheme explanation
Fig. 1 is the system architecture diagram of invention;
Fig. 2 is rectification unit circuit diagram of the present invention.
The specific embodiment
Further specify technical scheme of the present invention below in conjunction with accompanying drawing, but protection content of the present invention is not limited to the following stated.
As shown in Figure 1, the oil that is used for oil-well drilling equipment changes the power drive system electric-controlled house, comprises outlet board 1, outlet board 2, transmission system, MCC system, PLC system and auxiliary equipment system,
Transmission system comprises rectification unit and inversion unit, the PLC system comprises PLC control system and an Industrial Personal Computer (IPC), Industrial Personal Computer (IPC) links to each other with the PLC control system, the PLC control system links to each other with auxiliary equipment system with rectification unit, inversion unit, MCC system respectively, and the output of MCC system links to each other with outlet board 2; Outlet board 1 links to each other with rectification unit, and the output of rectification unit is connected with inversion unit, and the output of inversion unit links to each other with outlet board 2.
Auxiliary equipment system comprises air-conditioning, socket, smoke alarm, Temperature Humidity Sensor and fluorescent lamp, air-conditioning, smoke alarm links to each other with the PLC control system respectively with Temperature Humidity Sensor, air-conditioning is by forcing blowing that the heat of the generations such as transmission system in the room is taken away, keep transmission and electric-control system in normal temperature range, to work, by the temperature and humidity in the Temperature Humidity Sensor Real-time Collection electric-controlled house, and be sent to control module, humiture in the room is regulated, when surpassing the scope of setting, give the alarm, comrade staff in time checks the equipment situation in the room, in order to avoid device damage.
Transmission series fairing adopts modularization and high performance system unit to form, be mainly used in providing reliable and stable DC voltage for voltage source inverter, comprise a switchboard, two rectifier cabinets, two inverter cabinets, its major function is through the switch main breaker the AC power of 600VAC, transferring to two 6 pulse wave rectifier cabinets and change into dc source, is rectification dc source inversion out that frequency, the controlled AC power of voltage remove to drive alternating-current variable frequency motor by inversion unit again.
As shown in Figure 2, the dc output end of rectification unit can connect one or more inversion units and brake unit, form multi-motor-drive system, the inversion unit rated current sum of installing can surpass the output-current rating of fairing, but should guarantee that momentary load DC current sum is not greater than the output-current rating of fairing during design;
The 6 pulse wave rectifier bridges that the power section of this fairing adopts diode to form can not be to arriving electrical network feedback recovered energy.But when a plurality of inversion units are connected on the public direct-current voltage busbar, can between electronic and generator operation transmission, carry out energy exchange, thereby save energy;
Input disposes " precharge loop ", when starting rectification, is first the intermediate circuit capacitor charging, and realization was automaticallyed switch after charging was finished, and the precharge loop disconnects, and main circuit breaker closes a floodgate, and overload and short-circuit protection are provided when moving for transmission system;
Input side is furnished with special-purpose reactor.The fairing power cell partly adopts two groups of triple-mounted diode assemblies (being called for short " rectifier stack ") to form, modularized design, and simple in structure, security performance is high, and is convenient for installation and maintenance.
The effect of inversion unit is dc source to be converted to AC power remove to drive variable-frequency motor, thus control motor speed and moment of torsion.Inversion unit adopts SIEMENS SINAMICS S120 inverter, comprises 2 inverter cabinets.
The PLC system is installed in the integral cabinet, has also comprised MCC system and distribution loop in the integral cabinet.
(1) the PLC system is stand-by redundancy binary channels PLC system.The PLC system comprises S7-300 series CPU and the I/O module of SIEMENS, the TPC7000 industrial computer series of Nodka company, and UPS continues 1 of power supply, miniature circuit breaker and relay, terminal etc.The distribution of UPS and each miniature circuit breaker integral cabinet cabinet controlling system; S7-300 series CPU and I/O module have guaranteed the logical process control of system; Industrial Personal Computer (IPC) provides demonstration, record, inquiry and the storage of well data and other important parameters by friendly man-machine interface.
(2) MCC system: 4 MCC loops are installed.The loop mounting means is not drawer type, but fixed installation.The control mode in this cabinet MCC loop is the FVNR+HOA loop, and the loop has the function of FVNR function and PLC procedure auto-control.
(3) distribution loop: distribution loop is respectively air-conditioning current supply circuit, room intraoral illumination power supply, maintenance socket power in inverter cabinet blower fan 400VAC power supply, inverter cabinet 220VAC control power supply, PLC cabinet 220VAC control power supply, the room.
Electric-controlled house also comprises a switchboard, has comprised 1 frame circuit breaker Q1,600VAC ground connection detection loop in the switchboard:
(1) the Q1 line breaker is used for accepting to export from the 600VAC power supply of accepting the high pressure room, for two 6 pulse wave rectifier cabinets provide the 600VAC power supply.The a pair of moving together contact of Q1 line breaker is connected the " RUN " on the panel, and a pair of moving together contact is transported to PLC with the 24VDC power supply signal.On this cabinet cabinet door, red power supply indicator, white energy storage indicator lamp, green run indicator are installed, show each operating state of line breaker, and red opening button is installed, green switch knob is realized long-range divide-shut brake function.
(2) 600VAC ground connection is detected the loop: be the ungrounded electric net work system of insulation over the ground for one, for example native system is the IT electrical network, the monitoring problem that all has insulation against ground resistance, to guarantee its safe operation, and this monitoring must be continuously, and alarm can just occur when having surpassed permissible value, and deal carefully with to remind the operator, avoid the accident that may cause because insulaion resistance descends.In switchboard, the DJY-1 insulation tester is installed, be used for monitoring 600VAC state of insulation.The insulation tester table is that pointer-type shows, shows the actual insulation resistance, in addition, testing button TEST on panel, be used for Function detection, can the function of instrument be detected by it, can carry out verification by test resistance Rt to the working condition of instrument easily.The a pair of moving together contact of this insulation tester is transported to PLC with the 24VDC power supply signal.
Outlet board is divided into outlet board 1 and outlet board 2.Electric current adopts the bus wiring greater than the branch line of 200A, and the branch line that is less than or equal to 200A adopts connector.The dynamical system connector adopts four-core or five core grey connectors, and illuminator adopts three core grey connectors, and control system adopts blue connector.
(1) outlet board 1 comprises the power supply input from the high pressure room, is respectively the input of 600VAC power supply, the input of 400VAC power supply.Therefore the electric current of 600VAC power supply input adopts the bus mode of connection greater than 200A, and the 200A Quick connector is then adopted in the input of 400VAC power supply.
(2) outlet board 2 comprises motor power, motor encoder, motor assist signal, motor fan, motor heating device, the control of motor operation case, the control of driller's control box, the communication of driller's control box, fault output.Motor power adopts the bus mode of connection, and cable is connected with electric-controlled house by copper bar, and this cable makes and is fixed by bolts on the copper bar.All the other all adopt connector, motor fan adopts four-core grey connector, the motor heating device adopts three core grey connectors, the motor assist signal adopts the blue connector of six cores, the blue connector of four-core is adopted in fault and communication, motor encoder adopts the blue connector of ten cores, and the blue connector of 20 cores is adopted in the control of motor operation case and the control of driller's control box.
Claims (2)
1. the oil that is used for oil-well drilling equipment changes the power drive system electric-controlled house, and it is characterized in that: it comprises outlet board (1), outlet board (2), transmission system, MCC system, PLC system and auxiliary equipment system;
Transmission system comprises rectification unit and inversion unit, the PLC system comprises PLC control system and an Industrial Personal Computer (IPC), Industrial Personal Computer (IPC) links to each other with the PLC control system, the PLC control system links to each other with auxiliary equipment system with rectification unit, inversion unit, MCC system respectively, and the output of MCC system links to each other with outlet board 2; Outlet board 1 links to each other with rectification unit, and the output of rectification unit is connected with inversion unit, and the output of inversion unit links to each other with outlet board 2.
2. the oil for oil-well drilling equipment according to claim 1 changes the power drive system electric-controlled house, it is characterized in that: described auxiliary equipment system comprises air-conditioning, socket, smoke alarm, Temperature Humidity Sensor and fluorescent lamp, and air-conditioning, smoke alarm and Temperature Humidity Sensor link to each other with the PLC control system respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104613994A CN102953720A (en) | 2012-11-16 | 2012-11-16 | Electronic control room of oil-to-electricity driving system for petroleum drilling equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012104613994A CN102953720A (en) | 2012-11-16 | 2012-11-16 | Electronic control room of oil-to-electricity driving system for petroleum drilling equipment |
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| CN102953720A true CN102953720A (en) | 2013-03-06 |
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| CN2012104613994A Pending CN102953720A (en) | 2012-11-16 | 2012-11-16 | Electronic control room of oil-to-electricity driving system for petroleum drilling equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103758504A (en) * | 2014-01-03 | 2014-04-30 | 宝鸡石油机械有限责任公司 | Direct-current drill rig electric control system with function of energy balance |
| CN111224605A (en) * | 2019-10-25 | 2020-06-02 | 天水电气传动研究所集团有限公司 | Drilling machine oil power change control system and method adopting medium-voltage frequency conversion direct drive |
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| US6029951A (en) * | 1998-07-24 | 2000-02-29 | Varco International, Inc. | Control system for drawworks operations |
| CN2368970Y (en) * | 1998-08-26 | 2000-03-15 | 李远程 | Electric drive controller for drilling rig |
| US20050274508A1 (en) * | 2004-06-07 | 2005-12-15 | Folk Robert A | Wellbore top drive systems |
| CN201071680Y (en) * | 2007-07-12 | 2008-06-11 | 西安宝美电气工业有限公司 | Petroleum net electric drill |
| CN201266882Y (en) * | 2008-09-19 | 2009-07-01 | 宝鸡石油机械有限责任公司 | Novel power supply of oil rig electric control system |
| CN201893808U (en) * | 2010-09-10 | 2011-07-06 | 上海汽车集团股份有限公司 | Vehicle multi-directional communication system based on wireless network |
| CN202488401U (en) * | 2012-02-24 | 2012-10-10 | 常州联科电气成套设备有限公司 | Power-grid driven energy-saving device for oil rig |
| CN202914068U (en) * | 2012-11-16 | 2013-05-01 | 成都宏天电传工程有限公司 | Changing-oil-into-electricity driving system electric control room used for oil drilling equipment |
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2012
- 2012-11-16 CN CN2012104613994A patent/CN102953720A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6029951A (en) * | 1998-07-24 | 2000-02-29 | Varco International, Inc. | Control system for drawworks operations |
| CN2368970Y (en) * | 1998-08-26 | 2000-03-15 | 李远程 | Electric drive controller for drilling rig |
| US20050274508A1 (en) * | 2004-06-07 | 2005-12-15 | Folk Robert A | Wellbore top drive systems |
| CN201071680Y (en) * | 2007-07-12 | 2008-06-11 | 西安宝美电气工业有限公司 | Petroleum net electric drill |
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| CN201893808U (en) * | 2010-09-10 | 2011-07-06 | 上海汽车集团股份有限公司 | Vehicle multi-directional communication system based on wireless network |
| CN202488401U (en) * | 2012-02-24 | 2012-10-10 | 常州联科电气成套设备有限公司 | Power-grid driven energy-saving device for oil rig |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103758504A (en) * | 2014-01-03 | 2014-04-30 | 宝鸡石油机械有限责任公司 | Direct-current drill rig electric control system with function of energy balance |
| CN103758504B (en) * | 2014-01-03 | 2016-08-17 | 宝鸡石油机械有限责任公司 | Direct-current drill rig electric control with the energy balance |
| CN111224605A (en) * | 2019-10-25 | 2020-06-02 | 天水电气传动研究所集团有限公司 | Drilling machine oil power change control system and method adopting medium-voltage frequency conversion direct drive |
| CN111224605B (en) * | 2019-10-25 | 2024-05-17 | 天水电气传动研究所集团有限公司 | Drilling machine oil change control system and method adopting medium-voltage variable-frequency direct drive |
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Application publication date: 20130306 |