CN202325463U - Automation and control device of variable-frequency drilling rig - Google Patents
Automation and control device of variable-frequency drilling rig Download PDFInfo
- Publication number
- CN202325463U CN202325463U CN2011204370298U CN201120437029U CN202325463U CN 202325463 U CN202325463 U CN 202325463U CN 2011204370298 U CN2011204370298 U CN 2011204370298U CN 201120437029 U CN201120437029 U CN 201120437029U CN 202325463 U CN202325463 U CN 202325463U
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Abstract
The utility model relates to an automation and the control device of a variable-frequency drilling rig. The device comprises a PLC (Programmable Logic Controller), a control room computer, a remote computer, a touch operation screen, a drilling parameter display screen, various types of digital sensors, a field bus trunk line and field bus branch lines, wherein signal lines of the various types of digital sensors are in series connection with the field bus branch lines, the PLC, the touch operation screen, the drilling parameter display screen and control lines of various frequency converters are connected onto the field bus trunk line through a bus interface, the control room computer is connected with the PLC, and the remote computer is in point-to-point connection with the control room computer through the Internet. With the adoption of the device provided by the utility model, the digital control on a winch drum, a turntable and a slurry pump of an alternating-current variable-frequency electric-drive drilling rig and the whole process of auto-drilling can be achieved, and thus, the time efficiency of the drilling rig is increased to the maximum and the reliability for the operation of equipment is enhanced; and the monitoring and the printing of real-time data about the drilling rig, the remote monitoring, the fault diagnosis, and the storage and the printing of the data can also be achieved.
Description
Technical field
The utility model relates to the oil-well rig control technology, relates to the variable-frequency motor automation field, particularly a kind of frequency conversion rig automation control device of digitlization variable-frequency motor.
Background technology
The present stage transmission control of AC frequency conversion electric drive rig mainly is to winch, rotating disk, slush pump, automatic bit feed four major parts, mainly carries out the speed of winch speed, TORQ, slush pump pump pressure, automatic bit feed motor and the control of moment of torsion.Prior art AC frequency conversion electricity driven oil drilling rig is the local alternating-current variable frequency motor that uses, and uses AC frequency conversion like winch, rotating disk, and slush pump uses direct current SCR control system or slush pump to use motor to carry out transmission; What generating set used is common generating set; Only use a spot of data signal in a whole set of rig, can not be completed the complete machine digitlization and control automatically, each control module adopts and disperses independent control; The driller control room is provided with console in the well site, can't realize Long-distance Control
The utility model content
The purpose of the utility model is to be prior art is improved; Overcome prior art and disperse shortcoming independent, that be difficult to Long-distance Control, a kind of frequency conversion drive rig automation control device that can realize that Long-distance Control, supervision, fault diagnosis, parameter are provided with is provided.
The utility model is achieved in that
The scheme of taking of the utility model is: a kind of digitlization AC frequency conversion electric drive rig control device; The moving generating set that adopts of the fax of this AC frequency conversion electric drive rig is several frequency conversion master motor power supplies; Several frequency conversion master motors drive winch drum, rotating disk, slush pump by Frequency Converter Control respectively; Winch also is equipped with the automatic bit feed variable-frequency motor; It is characterized in that: comprise the PLC programmable logic controller, the control room computer that are installed in the control room, be installed in driller chamber sunlight touch operation screen, to the drilling parameter of gathering by PLC in the drilling process show in real time and file preservation the drilling parameter display screen, be installed in all kinds of digital sensors, fieldbus trunk line, the fieldbus branch line that are used to gather each frequency conversion master motor and automatic bit feed variable-frequency motor operational factor and rig floor data on each parts of rig; Said all kinds of digital sensor signal line is serially connected on the fieldbus branch line; PLC programmable logic controller, touch operation screen, drilling parameter display screen, each Frequency Converter Control line are connected on the fieldbus trunk line through EBI; The control room computer is connected with the PLC programmable logic controller through computer interface, and the control room computer is connected with printer.Said digitlization AC frequency conversion electric drive rig control device also comprises remote computer and printer, and remote computer carries out point-to-point the connection through the Internet net with the control room computer.
Beneficial effect: the utility model is through merging digital control technology, AC frequency conversion drive technology, PLC control technology, computer technology, field bus communication technology, the online transmission technology of Intemet; Realization is digital control to the overall process of winch drum, rotating disk, slush pump, automatic bit feed, improves rig timeliness, enhancement apparatus reliability of operation to greatest extent.The digitlization driller operating desk that driller chamber touch operation screen, rig parameter display screen, industrial monitoring display screen are formed; Make driller's personnel operation more convenient reliable, improved the visuality and the precision of given signal, have friendly interface; Operation is simple and reliable, shows the advantage that contains much information.The control room computer can carry out the real time data monitoring and print, and data are carried out playback and storage; Remote computer can be monitored in the distance, fault diagnosis, storage and printing.
Description of drawings
Fig. 1 is the frame principle figure of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done and to be described in further detail:
As shown in Figure 1; The indoor PLC programmable logic controller that is equipped with of field control; Control room computer, touch display screen; Touch operation screen, drilling parameter display screen, industrial monitoring display screen are installed in the driller chamber, and PLC programmable logic controller, touch operation screen, drilling parameter display screen, each Frequency Converter Control line are connected on the fieldbus trunk line through EBI respectively, and on-the-spot terrified line adopts the communication bus of Profibus-DP agreement; Be installed in control winch motor, rotary tray motor, the slush pump motor in electrical control room, each frequency converter of automatic bit feed motor is connected on the fieldbus trunk line, the holding wire of all kinds of digital sensors of gathering the data such as electric current, voltage, frequency, moment of torsion, winch drum rotating speed, winch disk type brake pressure, tourist bus speed, TORQ, slush pump pump pressure, automatic bit feed Motor torque of each variable-frequency motor is serially connected on the fieldbus separated time; The control room computer is connected with the PLC programmable logic controller through the RS485 interface, and the on-the-spot netting twine of control room computer utilization, telephone wire or satellite network carry out point-to-point the connection through the Internet net with remote computer, implement telemanagement, monitoring.
Operating principle:
The utility model is a core with the PLC programmable logic controller; With fieldbus Profihs-DP as the operational factor and the rig floor data information of each variable-frequency motor that communication modes will be through the various kinds of sensors collection analyze, judgement, accurate Calculation and with the setting value contrast after; Its control program sends command signal given as frequency converter; Frequency converter is according to each variable-frequency motor work of given parameter value control of PLC output; Make driving parameter winch drum, rotating disk, slush pump, the automatic bit feed work of variable-frequency motor, outputs such as the electric current that realization is set, voltage, frequency, moment of torsion, speed, pump pressure, position to set.Touch operation screen, drilling parameter display screen and programmable logic controller are connected on the fieldbus trunk line through RS485 or RS232C EBI; As man-machine rolling face and operating terminal, realize functions such as demonstration, parameter setting, transmission instruction through the PLC programmable logic controller.
(1) digitized signals such as the rotating speed of operation and the cylinder of the control of winch: PLC through gathering frequency conversion master motor, suspending weight; Judge trip-out operating mode or following driller's condition; Calculate position, the speed of tourist bus; Send control signal through the PLC control program, make the speed drive cylinder of Frequency Converter Control frequency conversion master motor, realize winch make a trip rational power utilization and work limitation to set.
(2) control of rotating disk and slush pump: when creeping into, the operational factor of the frequency conversion master motor of PLC through gathering rotating disk and slush pump is respectively calculated rotary speed, torque and slush pump pump pressure, pump and is dashed, and on touch-screen, shows.The PLC control program is sent out control signal, makes the operational factor of the frequency conversion master motor of Frequency Converter Control stock pump can realize two above slush pump motor load land measure equal to fifteen mu in most parts of the Northeast weighing apparatuses.PLC can set TORQ through the program of establishment, and the operational factor of control rotating disk frequency conversion master motor makes the moment of torsion dynamic duty at setting range.When abnormal conditions occurring, when moment of torsion surpassed maximum set value, PLC control motor stopped, and realizes torque protection.
(3) automatic bit feed control: PLC refers to the signal of weight, cylinder encoder through voltage, electric current, frequency and the dead line of gathering the automatic bit feed variable-frequency motor; Through to the pressure of the drill, drilling speed, TORQ, rotary speed, pump pressure, the isoparametric monitoring of tourist bus height; Carry out the collection of drilling information; Through the adjustment control of computer control self feed back system, realize the at the uniform velocity control that the pair twist hull is stopped again, carry out automatic bit feed.
(4) touch operation screen: adopt touching-type monitor; Substitute traditional driller station with changeover switch and handwheel composition; Make driller's personnel operation more convenient reliable; Improved the visuality and the precision of given signal, given the driller personnel more operation prompt information, the driller is come into plain view to the running status of present various device; Various given directly given through bus communication with digital form to present equipment also can remind the driller to carry out correct operation in time with the mode of dialogue to some details of operations that are prone to ignore.
(5) drilling parameter display screen: adopt touching-type monitor; Some important drilling parameters such as suspending weight, the pressure of the drill, pump pressure, pump to being gathered by PLC in the drilling process dashes, standpipe pressure, hydraulic catwork pressure, outlet discharge capacity; The TORQ parameter; Information such as fault alarm show and file preservation in real time, for later drilling data analysis provides foundation.
(6) the control room computer is connected with the PLC programmable logic controller through the RS485 interface, and the control device duty is monitored, and storage important technology data are through the printable required data of printer interface.
(7) remote computer carries out point-to-point the connection with the control room computer through the In.temet net, can monitor in the distance, parameter setting, fault diagnosis, data analysis, storage, printing.
Claims (2)
1. frequency conversion rig automation control device; It is characterized in that: the touch operation screen that comprise the PLC programmable logic controller, the control room computer that are installed in the control room, is installed in the driller chamber, to the drilling parameter of gathering by PLC in the drilling process show in real time and file preservation the drilling parameter display screen, be installed in all kinds of digital sensors, fieldbus trunk line, the fieldbus branch line that are used to gather each frequency conversion master motor and automatic bit feed variable-frequency motor operational factor and rig floor data on each parts of rig, said all kinds of digital sensor signal lines are serially connected on the fieldbus branch line.
2. frequency conversion rig automation control device according to claim 1; It is characterized in that: PLC programmable logic controller, touch operation screen, drilling parameter display screen, each Frequency Converter Control line are connected on the fieldbus trunk line through EBI; The control room computer is connected with the PLC programmable logic controller through computer interface, and the control room computer is connected with printer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204370298U CN202325463U (en) | 2011-11-07 | 2011-11-07 | Automation and control device of variable-frequency drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204370298U CN202325463U (en) | 2011-11-07 | 2011-11-07 | Automation and control device of variable-frequency drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202325463U true CN202325463U (en) | 2012-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204370298U Expired - Fee Related CN202325463U (en) | 2011-11-07 | 2011-11-07 | Automation and control device of variable-frequency drilling rig |
Country Status (1)
| Country | Link |
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| CN (1) | CN202325463U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075141A (en) * | 2013-01-17 | 2013-05-01 | 四川首富曼石油装备有限公司 | Solid control system adopting touch screen as control mode |
| CN103277307B (en) * | 2013-05-09 | 2015-10-14 | 恒天九五重工有限公司 | A kind of multifunctional drill oil pump driving control system |
| CN106512460A (en) * | 2016-11-07 | 2017-03-22 | 昆山三环保科技有限公司 | Evaporation device monitoring system |
| CN107654189A (en) * | 2017-10-31 | 2018-02-02 | 刘浩奎 | A kind of down-the-hole drill of vehicle-mounted folding extension type |
| CN108442912A (en) * | 2018-03-06 | 2018-08-24 | 宝鸡石油机械有限责任公司 | A kind of low-voltage alternating-current frequency conversion power drive system of fracturing unit truck |
| CN109450299A (en) * | 2018-12-27 | 2019-03-08 | 江苏广义牵引技术研究所有限公司 | The electric control gear of multi-motor synchronous control |
| CN110748332A (en) * | 2019-11-07 | 2020-02-04 | 广州南洋理工职业学院 | Drilling parameter appearance based on PLC |
-
2011
- 2011-11-07 CN CN2011204370298U patent/CN202325463U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075141A (en) * | 2013-01-17 | 2013-05-01 | 四川首富曼石油装备有限公司 | Solid control system adopting touch screen as control mode |
| CN103277307B (en) * | 2013-05-09 | 2015-10-14 | 恒天九五重工有限公司 | A kind of multifunctional drill oil pump driving control system |
| CN106512460A (en) * | 2016-11-07 | 2017-03-22 | 昆山三环保科技有限公司 | Evaporation device monitoring system |
| CN107654189A (en) * | 2017-10-31 | 2018-02-02 | 刘浩奎 | A kind of down-the-hole drill of vehicle-mounted folding extension type |
| CN108442912A (en) * | 2018-03-06 | 2018-08-24 | 宝鸡石油机械有限责任公司 | A kind of low-voltage alternating-current frequency conversion power drive system of fracturing unit truck |
| CN109450299A (en) * | 2018-12-27 | 2019-03-08 | 江苏广义牵引技术研究所有限公司 | The electric control gear of multi-motor synchronous control |
| CN110748332A (en) * | 2019-11-07 | 2020-02-04 | 广州南洋理工职业学院 | Drilling parameter appearance based on PLC |
| CN110748332B (en) * | 2019-11-07 | 2024-04-09 | 广州南洋理工职业学院 | Drilling parameter instrument based on PLC |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20131107 |