CN110336499A - Motor closed loop monitor control system and control method - Google Patents
Motor closed loop monitor control system and control method Download PDFInfo
- Publication number
- CN110336499A CN110336499A CN201910634376.0A CN201910634376A CN110336499A CN 110336499 A CN110336499 A CN 110336499A CN 201910634376 A CN201910634376 A CN 201910634376A CN 110336499 A CN110336499 A CN 110336499A
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- Prior art keywords
- motor
- control panel
- controller
- output
- driver
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- 238000000034 method Methods 0.000 title claims description 11
- 238000004891 communication Methods 0.000 claims abstract description 41
- 238000002955 isolation Methods 0.000 claims abstract description 9
- 238000007689 inspection Methods 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims abstract description 4
- 238000012544 monitoring process Methods 0.000 claims description 21
- 238000006073 displacement reaction Methods 0.000 claims description 15
- 239000004973 liquid crystal related substance Substances 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 238000005086 pumping Methods 0.000 abstract description 6
- 238000005259 measurement Methods 0.000 abstract description 5
- 230000003028 elevating effect Effects 0.000 abstract description 3
- 239000004519 grease Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
- H02H7/0853—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load specially adapted for motors rotating in both directions
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/06—Arrangements for speed regulation of a single motor wherein the motor speed is measured and compared with a given physical value so as to adjust the motor speed
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/14—Electronic commutators
- H02P6/16—Circuit arrangements for detecting position
- H02P6/17—Circuit arrangements for detecting position and for generating speed information
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Electric Motors In General (AREA)
Abstract
A kind of motor closed loop monitor control system, the described control system include controller, control panel, driver, motor, retarder and sensor；Controller and control panel are electrically connected, the current signal voltage of controller real-time inspection and control plate feedback, the level signal of controller output driving control panel；Control panel and driver are electrically connected, and the level signal after control panel output isolation is for controlling driver；Driver and motor are electrically connected, and driver output motor driver' s timing is used for driving motor；Motor and retarder are mechanically connected；Retarder is connect with sensor mechanism, and sensor is tested and records the angle information of retarder output；Sensor and control panel are electrically connected, the angle value for output motor；Control panel and controller are electrically connected, and control panel passes through communication modes to controller output angle information；Whole system closed-loop control guarantees going on smoothly for pumping operation to realize grease exhaust device oil pick-up tube elevating control and measurement.
Description
Technical field
The invention belongs to technical field of oil field equipment, are related to the electric machine control system more particularly to a kind of electricity of exhaust apparatus
Machine closed loop monitor control system and control method.
Background technique
Currently, the draining oil pumping of oil field gas gathering station fluid reservoir is still in the manual operation stage.
When drawing water, by monitoring personnel remote opening valve, the pipeline of pump orifice is rule of thumb transferred to storage by the outer personnel that stand
Flow container tank bottom.When drawing oil, operation area arranges the upper station of care provider, and the hose on vehicle is inserted into tank by roping personnel, rule of thumb,
Hose head is docked at into oil reservoir, is reduced with the reduction of liquid level, when the oil of extraction becomes cloudy, hose is extracted out, stops operation.
However, above-mentioned traditional method is all to need monitoring personnel field surveillance, operating personnel's manual operation.Especially take out
When oily, all it is to be inserted into hose by experience, roping target cannot be accurately located, cause economic benefit that cannot maximize.It stands simultaneously
Interior tank field belongs to inflammable and explosive area, and the other factors such as electrostatic increase security risk again in personnel's operation process.
Summary of the invention
The purpose of the present invention is to provide a kind of motor closed loop monitor control system and control methods, solve existing oil field
Gas gathering station fluid reservoir draining oil pumping manual hand manipulation, when leading to oil pumping, is to be inserted into hose by experience, cannot be accurately located
Roping target causes economic benefit cannot maximized problem.
The purpose of the present invention is by the following technical programs to solve:
A kind of motor closed loop monitor control system, the described control system include controller, control panel, driver, sensing
Device, motor and retarder；
The controller and control panel are electrically connected, the current signal electricity of the controller real-time inspection and control plate feedback
Pressure, the level signal of the controller output driving control panel；
The control panel and driver are electrically connected, and the level signal after the control panel output isolation is for controlling driving
Device；
The driver and motor are electrically connected, and the driver output motor driver' s timing is used for driving motor；
The motor and retarder are mechanically connected；
The retarder is connect with sensor mechanism, and the sensor is tested and records the angle information of retarder output；
The sensor and control panel are electrically connected, the angle value for output motor；
The control panel and controller are electrically connected, and the control panel is believed by communication modes to controller output angle
Breath.
Further, the controller includes terminal plate, mainboard, liquid crystal display and keypad；
The terminal plate is electrically connected with mainboard, and the mainboard is electrically connected with liquid crystal display and keypad respectively；
The terminal plate is electrically connected with control panel.
Further, including power input interface on the terminal plate, for the uplink of external server communication input interface
It communication interface, downgoing communication interface, current of electric interface, motor control interface and connect with for external agency sensor
Intrinsic safety sensor interface；
The power input interface is used for the power input of controller；
The downgoing communication interface reads the information of sensor for the communication interface with sensor；
The current of electric interface is electrically connected with control panel；
The motor control interface is electrically connected with control panel, is controlled for motor power.
Further, the mainboard includes regulated power supply, single-chip microcontroller, isolation intrinsic safety electric source+I2C communication interface, voltage acquisition
It module, level output module, the RS485 circuit interface being connect with uplink communication interface and connect with downgoing communication interface
RS485 circuit interface.
Regulated power supply and monolithic mechatronics.
Single-chip microcontroller respectively with intrinsic safety electric source+I2C communication, voltage acquisition module, level output module and uplink communication is isolated
The RS485 circuit interface of interface connection and the RS485 circuit interface electrical connection being connect with downgoing communication interface.
Further, the driver is driver for brushless DC motor, the driver for brushless DC motor passes through level
Control positive and negative rotation, the start-up and shut-down control of motor.
Further, the sensor is angular transducer.
Further, the angular transducer is multi-turn absolute value angular transducer.
Further, the retarder is worm type of reduction gearing.
Further, the motor is DC brushless motor.
The control method of motor closed loop monitor control system, the described control method specifically includes the following steps:
The described motor closed loop monitor control system, by controller monitoring displacement motor amount, while monitoring electric current,
Output control signal, drive control plate；
Control panel controls driver output, realizes that motor rotates forward, inverts and stops；
Control signal of the driver according to input, driving motor rotation, motor rotation drive retarder rotation, and retarder is defeated
External loading is driven out；
The displacement of output is fed back to control panel, controlled by the displacement of the retarder output of sensor monitoring simultaneously, sensor
Displacement is fed back to controller by making sheet；
Controller real-time monitoring operating current simultaneously guarantees safety if system exception can disconnect power supply in time.
The beneficial effects of the present invention are: the motor closed loop monitor control system, by controller monitoring displacement motor amount, together
When monitoring electric current, output control signal, drive control plate, control panel control driver output, realize motor rotate forward, reversion
And stop；
Control signal of the driver according to input, driving motor rotation, motor rotation drive retarder rotation, and retarder is defeated
External loading is driven out, while the displacement of output is fed back to control by the displacement of sensor monitoring retarder output, sensor
Displacement is fed back to controller by making sheet, control panel；
Controller real-time monitoring operating current simultaneously guarantees safety if system exception can disconnect power supply in time；
Whole system closed-loop control guarantees oil pumping to realize grease exhaust device oil pick-up tube elevating control and measurement
Work is gone on smoothly.
Detailed description of the invention
Fig. 1 is flow diagram of the invention；
Fig. 2 is the inside composition schematic diagram of controller of the present invention；
Fig. 3 is the interface diagram of terminal plate of the present invention；
Fig. 4 is the inside composition schematic diagram of mainboard of the present invention.
Specific embodiment
The invention will be described in further detail with reference to the accompanying drawing:
As shown in Figure 1, a kind of motor closed loop monitor control system, including controller, control panel, driver, sensor, electricity
Machine and retarder.
Controller and control panel are electrically connected, the current signal voltage of controller real-time inspection and control plate feedback, controller
The level signal of output driving control panel.
Referring to Fig. 2, controller includes terminal plate, mainboard, liquid crystal display and keypad.
Terminal plate is electrically connected with mainboard, and mainboard is electrically connected with liquid crystal display and keypad respectively.
Terminal plate is electrically connected with control panel.
It include power input interface on terminal plate, for the uplink communication of external server communication input interface referring to Fig. 3
Interface, downgoing communication interface, current of electric interface, motor control interface and the intrinsic safety being connect with for external agency sensor
Sensor interface.
Power input interface is used for the power input of controller.
Downgoing communication interface reads the information of sensor for the communication interface with sensor.
Current of electric interface is electrically connected with control panel, is monitored by chip microcontroller current of electric.
Motor control interface is electrically connected with control panel, is controlled for motor power.
Referring to Fig. 4, mainboard includes regulated power supply, single-chip microcontroller, intrinsic safety electric source+I2C communication interface is isolated in 1 tunnel, 1 road voltage is adopted
Collect module, 4 road level output modules, the RS485 circuit interface connecting with uplink communication interface and connects with downgoing communication interface
The RS485 circuit interface connect.
Regulated power supply and monolithic mechatronics, regulated power supply external power supply standard are 24V, input pressure stabilizing mould using Width funtion
Block, while pressure stabilizing is carried out using LDO.
Single-chip microcontroller respectively with intrinsic safety electric source+I2C communication interface, voltage acquisition module, level output module and uplink is isolated
The RS485 circuit interface of communication interface connection and the RS485 circuit interface electrical connection being connect with downgoing communication interface.
Uplink communication interface is mainly used for receiving the control instruction and return meeting state that external server is sent.
Downgoing communication interface is used to communicate with the angular transducer in the control system, the angle shape of real-time monitoring retarder
State, single-chip microcontroller can calculate the actual displacement of external loading according to angle state and system calibrating parameter.Single-chip microcontroller passes through simultaneously
The displacement upper limit value and lower limit value of the set-up of control system is, it can be achieved that protect system exception.
Intrinsic safety electric source+I2C communication interface is isolated, for connecting with external medium sensor.
Medium sensor is included in can test air, oil reservoir, emulsion layer electric parameter inside oil tank, and system can be according to measurement
Value distinguishes that taking out mouth takes out locating dielectric layer.
The division of explosive gas atmosphere danger zone is pressed in medium sensor region, belongs to 0th area, power supply need to using every
From design of essence safety.
Voltage collection circuit module is used to acquire the voltage value that current sensor in electric motor loop exports, by single-chip microcontroller into
Row AD is sampled and is calculated, can real-time monitoring system motor working current.By monitoring current value, whether just motor output to can determine whether
Often.When motor output overcurrent or stall, system can quickly identify and disconnect motor power, guarantee system safety.
Level output module controls triode, Current amplifier and output low and high level by single-chip microcontroller, controls motor control
The isolation optocoupler at plate end realizes motor isolation control, and control panel end default is pull-up at this time.
Controller realize the closed-loop control of motor closed-loop system, control motor positive and inverse, start-stop control, monitoring electric current and
Motor rotational angle information.
The shell of controller is designed using blast resistance construction, and external interface is designed using lightning protection surge.
Control panel and driver are electrically connected, and the level signal after control panel output isolation is for controlling driver.
Driver and motor are electrically connected, and driver output motor driver' s timing is used for driving motor.
Driver uses driver for brushless DC motor, and positive and negative rotation, the start-up and shut-down control of motor are controlled by level.
Motor and retarder are mechanically connected, and motor uses DC brushless motor.
Retarder is connect with sensor mechanism, and sensor is tested and records the angle information of retarder output.
Retarder uses worm type of reduction gearing.
Sensor uses multi-turn absolute value angular transducer, by magneto-electronic theory angle measurement, the contactless, long-life, and resolution ratio
It is high.Has the function of electronic memory note circle simultaneously, it is ensured that angle information is not lost after reclosing power supply.Communication modes can be passed through
Read multi-turn angle information.
Sensor and control panel are electrically connected, the angle value for output motor.
Control panel and controller are electrically connected, and control panel passes through communication modes to controller output angle information.
The described control system is closed-loop control, is monitored in real time to the system.
Working principle: the motor closed loop monitor control system, by controller monitoring displacement motor amount, while monitoring
Electric current, output control signal, drive control plate, and control panel controls driver output, realize that motor rotates forward, inverts and stops.
Control signal of the driver according to input, driver driving motor, motor drive retarder, retarder are externally done
Function, while sensor real-time testing records retarder angle information, feeds back to control panel.Control panel by sensor angles information with
Communication modes feed back to controller.
Controller real-time monitoring operating current simultaneously guarantees safety if system exception can disconnect power supply in time.
Whole system closed-loop control guarantees oil pumping to realize grease exhaust device oil pick-up tube elevating control and measurement
Work is gone on smoothly.
Design has lightning protection surge protection function, isolation circuit in simultaneity factor, and the measures such as overcurrent protection guarantee system peace
Entirely.
Using when whole system can be installed in the explosion-proof tank of small size, to meet live requirement of explosion proof.
The above is only a specific embodiment of the invention, is made skilled artisans appreciate that or realizing this hair
It is bright.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.
It should be understood that the invention is not limited to the above-mentioned contents having been described, and its model can not departed from
It encloses and carry out various modifications and change.The scope of the present invention is limited only by the attached claims.
Claims (10)
1. a kind of motor closed loop monitor control system, which is characterized in that the described control system includes controller, control panel, drive
Dynamic device, sensor, motor and retarder；
The controller and control panel are electrically connected, the current signal voltage of the controller real-time inspection and control plate feedback, institute
State the level signal of controller output driving control panel；
The control panel and driver are electrically connected, and the level signal after the control panel output isolation is for controlling driver；
The driver and motor are electrically connected, and the driver output motor driver' s timing is used for driving motor；
The motor and retarder are mechanically connected；
The retarder is connect with sensor mechanism, and the sensor is tested and records the angle information of retarder output；
The sensor and control panel are electrically connected, the angle value for output motor；
The control panel and controller are electrically connected, and the control panel passes through communication modes to controller output angle information.
2. motor closed loop monitor control system according to claim 1, which is characterized in that the controller includes wiring
Plate, mainboard, liquid crystal display and keypad；
The terminal plate is electrically connected with mainboard, and the mainboard is electrically connected with liquid crystal display and keypad respectively；
The terminal plate is electrically connected with control panel.
3. motor closed loop monitor control system according to claim 2, which is characterized in that include power supply on the terminal plate
Input interface, for the external server communication uplink communication interface of input interface, downgoing communication interface, current of electric interface,
Motor control interface and the intrinsic safety sensor interface being connect with for external agency sensor；
The power input interface is used for the power input of controller；
The downgoing communication interface reads the information of sensor for the communication interface with sensor；
The current of electric interface is electrically connected with control panel；
The motor control interface is electrically connected with control panel, is controlled for motor power.
4. motor closed loop monitor control system according to claim 3, which is characterized in that the mainboard includes pressure stabilizing electricity
Source, single-chip microcontroller, isolation intrinsic safety electric source+I2C communication interface, voltage acquisition module, level output module and uplink communication interface connect
The RS485 circuit interface connect and the RS485 circuit interface being connect with downgoing communication interface；
The regulated power supply and monolithic mechatronics；
The single-chip microcontroller connects with voltage acquisition module, level output module, the RS485 circuit connecting with uplink communication interface respectively
Mouth and the RS485 circuit interface being connect with downgoing communication interface electrical connection.
5. motor closed loop monitor control system according to claim 1, which is characterized in that the driver is brush DC
Motor driver, the driver for brushless DC motor control the positive and negative rotation of motor, start-up and shut-down control by level.
6. motor closed loop monitor control system according to claim 1, which is characterized in that the sensor is angle sensor
Device.
7. motor closed loop monitor control system according to claim 6, which is characterized in that the angular transducer is multi-turn
Absolute value angular transducer.
8. motor closed loop monitor control system according to claim 1, which is characterized in that the retarder is worm and gear
Retarder.
9. motor closed loop monitor control system according to claim 1, which is characterized in that the motor is brush DC electricity
Machine.
10. the control method based on motor closed loop monitor control system described in claim 1, which is characterized in that the described control
Method processed specifically includes the following steps:
The described motor closed loop monitor control system, by controller monitoring displacement motor amount, and meanwhile monitoring electric current, output
Control signal, drive control plate；
Control panel controls driver output, realizes that motor rotates forward, inverts and stops；
Control signal of the driver according to input, driving motor rotation, motor rotation drive retarder rotation, and retarder output is driven
Dynamic external loading；
The displacement of output is fed back to control panel, control panel by the displacement of the retarder output of sensor monitoring simultaneously, sensor
Displacement is fed back into controller；
Controller real-time monitoring operating current simultaneously guarantees safety if system exception can disconnect power supply in time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910634376.0A CN110336499A (en) | 2019-07-15 | 2019-07-15 | Motor closed loop monitor control system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910634376.0A CN110336499A (en) | 2019-07-15 | 2019-07-15 | Motor closed loop monitor control system and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110336499A true CN110336499A (en) | 2019-10-15 |
Family
ID=68145009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910634376.0A Pending CN110336499A (en) | 2019-07-15 | 2019-07-15 | Motor closed loop monitor control system and control method |
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| Country | Link |
|---|---|
| CN (1) | CN110336499A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060100723A1 (en) * | 2004-10-29 | 2006-05-11 | Dynacity Technology (Hk) Limited | Modular multi-axis motion control and driving system and method thereof |
| CN201066831Y (en) * | 2007-07-17 | 2008-05-28 | 天津市恒业特斯科过程控制设备有限公司 | Frequency conversion execution mechanism for DC brushless servo electromotor |
| CN102013859A (en) * | 2010-12-01 | 2011-04-13 | 北京奇峰聚能科技有限公司 | Control digital system for high-reliability energy storage flywheel dragging motor |
| CN209948996U (en) * | 2019-07-15 | 2020-01-14 | 西安安森智能仪器股份有限公司 | Motor closed-loop monitoring control system |
-
2019
- 2019-07-15 CN CN201910634376.0A patent/CN110336499A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060100723A1 (en) * | 2004-10-29 | 2006-05-11 | Dynacity Technology (Hk) Limited | Modular multi-axis motion control and driving system and method thereof |
| CN201066831Y (en) * | 2007-07-17 | 2008-05-28 | 天津市恒业特斯科过程控制设备有限公司 | Frequency conversion execution mechanism for DC brushless servo electromotor |
| CN102013859A (en) * | 2010-12-01 | 2011-04-13 | 北京奇峰聚能科技有限公司 | Control digital system for high-reliability energy storage flywheel dragging motor |
| CN209948996U (en) * | 2019-07-15 | 2020-01-14 | 西安安森智能仪器股份有限公司 | Motor closed-loop monitoring control system |
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