CN104852668A - Position control system of linear switch reluctance motor - Google Patents
Position control system of linear switch reluctance motor Download PDFInfo
- Publication number
- CN104852668A CN104852668A CN201510246003.8A CN201510246003A CN104852668A CN 104852668 A CN104852668 A CN 104852668A CN 201510246003 A CN201510246003 A CN 201510246003A CN 104852668 A CN104852668 A CN 104852668A
- Authority
- CN
- China
- Prior art keywords
- motor
- control system
- switched reluctance
- position control
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Control Of Electric Motors In General (AREA)
Abstract
Disclosed in the invention is a position control system of a linear switch reluctance motor. The system comprises a motor. A microcontroller module, a position encoder, a current sensor, a key input module, a display module, and a motor driver are arranged at the motor, wherein the position encoder, the current sensor, the key input module, the display module, and the motor driver are connected to the microcontroller module. And a power converter is arranged between the microcontroller module and the motor driver.
Description
Technical field
The present invention relates to a kind of motor position control system, particularly relate to a kind of linear switched reluctance motor position control system, belong to motor position automation field.
Background technology
Motor is the indispensable power-equipment of industrial production, and the kind of motor is a lot, acts on also quite extensive.A kind of novel traction electric machine during linear switched reluctance motor.It mainly contains following advantage: structure is simple, and cost of manufacture is not high.Working stability and can long-time normal work under rugged environment, such as hot environment, switched reluctance machines has good heat dispersion, can at high temperature normally work.
Techniques of linear motor a kind ofly electric energy is directly changed into rectilinear motion mechanical energy and does not need the novel motor by any conversion equipment in centre, it has, and system configuration is simple, wearing and tearing less, the advantage such as low, the easy to maintenance and reaction speed of noise is fast.The kind that electric rotating machine is all, techniques of linear motor nearly all has corresponding kind, such as linear dc motion actuator line inductance electromotor, linear stepping motor, linear switched reluctance motor.Its range of application constantly expands.The place that its can unique play a role at some, achieves very satisfactory effect.Along with the development of microelectronics, power electronic technology, permanent magnetic material technology and Driving technique, linear induction motor system has had significant progress, foreign well-known electrical equipment (gas) companies release and constantly perfect, upgrade respective linear induction motor system.Its application is very extensive, as train driving, material transport, lathe work, food and light industry and machinery, autoplotter, hydraulic pressure metal pump, air compressor, magnetic artillery, household electrical appliance and semiconductor device etc.
Along with the development of power electronic technology, switched Reluctance Motor Control will become and to be more prone to and control effects is better.This electric motor starting torque is large, and overload capacity is strong, and speed adjustable range is wide.Linear switched reluctance motor is except having above advantage, the occasion doing rectilinear motion is needed at some, it shows powerful superiority: again do not need as traditional device doing rectilinear motion, is rectilinear motion by transmission devices such as screw mandrels by the conversion of motion of rotation.So again by intermediate link to having saved, not only reduce the cost of equipment, and capacity usage ratio have also been obtained raising.Switched Reluctance Motor Control precision is high, has wide practical use in high accuracy manufacture field and high power transmission.
Such as application number is the control system of the servomotor of " 201310060286.8 ", comprising: power control circuit, multiple AC-DC-AC power main circuit, multiple space vector pulse width modulation integrated circuit, multiple servomotor, position feedback interface circuit, logic control circuit, control treatment circuit.Possess multiple driven by servomotor interface in this invention, the synchronous operation of multiple electric motors or respective independent operating can be controlled; And can be selected wherein a kind of by parameter configuration, control flexibly, applicability is good, in addition; Can the position feedback of compatible various ways by position feedback interface circuit, overcome driver in existing servo-control system and can only support a kind of shortcoming of encoder of form, it is easy to use, and cost is also lower; Save the installing space of driver, improve and manufacture assembly work efficiency.
And for example application number is the high-power cylindrical linear switched Reluctance Motor Control System of one of " 201410076968.2 ", this system adopts cylindrical linear switched reluctance motor as driving, without the need to the switching mechanism of rotation-straight line, such that system mechanics structure is simple, reliability is high.The controller taking digital signal processor DSP as core, in control power inverter process, adopts speed and current double closed loop to control, can realize the object of speed governing and speed stabilizing, effectively improve system effectiveness, reduce power loss.System adopts Current cut control when linear switched reluctance motor LSRM starts, the PWM voltage chopping control mode of fixed angle is adopted in running, control algolithm adoption rate integral calculus PID controls, make system start moment large, low-speed performance is good, speed-regulating range width, controls flexibly, can be widely applied in multiple fields.
Summary of the invention
Technical problem to be solved by this invention provides a kind of linear switched reluctance motor position control system for the deficiency of background technology.
The present invention is for solving the problems of the technologies described above by the following technical solutions:
A kind of linear switched reluctance motor position control system, comprises motor, it is characterized in that: on described motor, be provided with micro controller module, and connected position coder, current sensor, keyboard input module, display module, motor drive; Power inverter is provided with between described micro controller module and motor drive;
Wherein, position coder, for the location parameter of motor in real time motion;
Current sensor, for the current parameters of motor in real time motion;
Keyboard input module, for presetting motor position parameter threshold;
Power inverter, for regulating electric current needed for motor;
Motor drives, for drive motors;
Micro controller module, for the motor movement location parameter of position coder collection and desired location parameter threshold being analyzed, if not within the scope of normality threshold, then regulates motor input current until motor movement is to assigned address by power inverter;
Display module, for showing location parameter and the current parameters of motor movement in real time.
As the further preferred version of a kind of linear switched reluctance motor of the present invention position control system, the chip model of described position coder is E6B2-CWZ6C.
As the further preferred version of a kind of linear switched reluctance motor of the present invention position control system, the chip model of described current sensor is LZZBJ9-10A3G.
As the further preferred version of a kind of linear switched reluctance motor of the present invention position control system, described micro controller module adopts AVR series monolithic.
As the further preferred version of a kind of linear switched reluctance motor of the present invention position control system, described display module is LCD display.
The present invention adopts above technical scheme compared with prior art, has following technique effect:
1, electric motor starting torque of the present invention is large, and precision is high, and overload capacity is strong, and speed adjustable range is wide;
2, the present invention does not need as traditional device doing rectilinear motion, be rectilinear motion by transmission devices such as screw mandrels by the conversion of motion of rotation, by intermediate link to having saved, not only reduce the cost of equipment, and capacity usage ratio have also been obtained raising.
Accompanying drawing explanation
Fig. 1 is structure principle chart of the present invention.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail:
As shown in Figure 1, a kind of linear switched reluctance motor position control system, comprise motor, it is characterized in that: on described motor, be provided with micro controller module, and connected position coder, current sensor, keyboard input module, display module, motor drive; Power inverter is provided with between described micro controller module and motor drive;
Wherein, position coder, for the location parameter of motor in real time motion;
Current sensor, for the current parameters of motor in real time motion;
Keyboard input module, for presetting motor position parameter threshold;
Power inverter, for regulating electric current needed for motor;
Motor drives, for drive motors;
Micro controller module, for the motor movement location parameter of position coder collection and desired location parameter threshold being analyzed, if not within the scope of normality threshold, then regulates motor input current until motor movement is to assigned address by power inverter;
Display module, for showing location parameter and the current parameters of motor movement in real time.
Wherein, the chip model of described position coder is E6B2-CWZ6C, and the chip model of described current sensor is LZZBJ9-10A3G, and described micro controller module adopts AVR series monolithic, and described display module is LCD display.
Straight line switch reluctance motor is the executive component of straight line switch reluctance motor drive system, it produces magnetic field interaction by primary and secondary winding current and forms tractive effort unlike other linear motors, it is the same with rotary switch reluctance motor, follow the principle that magnetic flux always will be closed along the path that magnetic conductance is maximum, produce magnetic pull and form moment.
The selection of power inverter main switching device is relevant with the power grade of motor, supply power voltage, peak current, cost etc.; In addition also with the switching speed of main switching device itself, trigger difficulty or ease, switching loss, impact resistance, durability, ease, the peak current quota of parallel running are relevant with the ratio size of effective value (or mean value) electric current quota and market popularization etc.; Certainly, also relevant with the level of Development of Power Electronic Technology.
Position detector is actually position, speed detector, be responsible for position and velocity information that motor movement body is provided, and be transferred to controller together with the current signal these information and current detector recorded and undertaken processing and processing by controller, ensure that movable body position is organically combined with winding conducting phase sequence, realize the runnability of design, movable body position herein refers to the relative position at the beginning of motor, between secondary pole.
AVR single chip has prefetched instruction function, namely when an execution instruction, in advance next instruction is got into, and call instruction can be performed within a clock cycle; Multiple accumulator type, data processing speed is fast; AVR single chip has 32 general purpose working registers, and being equivalent to has 32 viaducts, can fast passing; Response time is fast.AVR single chip has multiple fixing interrupt vector entry address, can respond interruption fast; AVR single chip power consumption is low.For typical power consumption situation, be 100nA when WDT closes, be more suitable for battery powered application apparatus; Minimum 1.8 V of some devices get final product work; AVR single chip security performance is good.
Those skilled in the art of the present technique are understandable that, unless otherwise defined, all terms used herein (comprising technical term and scientific terminology) have the meaning identical with the general understanding of the those of ordinary skill in field belonging to the present invention.Should also be understood that those terms defined in such as general dictionary should be understood to have the meaning consistent with the meaning in the context of prior art, unless and define as here, can not explain by idealized or too formal implication.
Above embodiment is only and technological thought of the present invention is described, can not limit protection scope of the present invention with this, and every technological thought proposed according to the present invention, any change that technical scheme basis is done, all falls within scope.By reference to the accompanying drawings embodiments of the present invention are explained in detail above, but the present invention is not limited to above-mentioned execution mode, in the ken that those of ordinary skill in the art possess, makes a variety of changes under can also or else departing from the prerequisite of present inventive concept.
Claims (5)
1. a linear switched reluctance motor position control system, comprises motor, it is characterized in that: on described motor, be provided with micro controller module, and connected position coder, current sensor, keyboard input module, display module, motor drive; Power inverter is provided with between described micro controller module and motor drive;
Wherein, position coder, for the location parameter of motor in real time motion;
Current sensor, for the current parameters of motor in real time motion;
Keyboard input module, for presetting motor position parameter threshold;
Power inverter, for regulating electric current needed for motor;
Motor drives, for drive motors;
Micro controller module, for the motor movement location parameter of position coder collection and desired location parameter threshold being analyzed, if not within the scope of normality threshold, then regulates motor input current until motor movement is to assigned address by power inverter;
Display module, for showing location parameter and the current parameters of motor movement in real time.
2. a kind of linear switched reluctance motor position control system according to claim 1, is characterized in that: the chip model of described position coder is E6B2-CWZ6C.
3. a kind of linear switched reluctance motor position control system according to claim 1, is characterized in that: the chip model of described current sensor is LZZBJ9-10A3G.
4. a kind of linear switched reluctance motor position control system according to claim 1, is characterized in that: described micro controller module adopts AVR series monolithic.
5. a kind of linear switched reluctance motor position control system according to claim 1, is characterized in that: described display module is LCD display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510246003.8A CN104852668A (en) | 2015-05-15 | 2015-05-15 | Position control system of linear switch reluctance motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510246003.8A CN104852668A (en) | 2015-05-15 | 2015-05-15 | Position control system of linear switch reluctance motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104852668A true CN104852668A (en) | 2015-08-19 |
Family
ID=53852064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510246003.8A Pending CN104852668A (en) | 2015-05-15 | 2015-05-15 | Position control system of linear switch reluctance motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104852668A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1433382A2 (en) * | 2002-12-23 | 2004-06-30 | Premark FEG L.L.C. | Mixing device with variable speed drive and related control features |
| CN103825517A (en) * | 2014-03-05 | 2014-05-28 | 哈尔滨泰富电气有限公司 | High-power barrel type linear switch reluctance motor control system |
| JP5626306B2 (en) * | 2012-10-09 | 2014-11-19 | トヨタ自動車株式会社 | Rotating electrical machine control system |
-
2015
- 2015-05-15 CN CN201510246003.8A patent/CN104852668A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1433382A2 (en) * | 2002-12-23 | 2004-06-30 | Premark FEG L.L.C. | Mixing device with variable speed drive and related control features |
| JP5626306B2 (en) * | 2012-10-09 | 2014-11-19 | トヨタ自動車株式会社 | Rotating electrical machine control system |
| CN103825517A (en) * | 2014-03-05 | 2014-05-28 | 哈尔滨泰富电气有限公司 | High-power barrel type linear switch reluctance motor control system |
Non-Patent Citations (1)
| Title |
|---|
| 马博: "基于组合控制方式的开关磁阻电机调速系统的设计与研究", 《中国优秀硕士学位论文全文数据库》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Shrivastava et al. | Controlling DC motor using microcontroller (PIC16F72) with PWM | |
| CN102497154B (en) | Method for avoiding shutdown of frequency converter under instantaneous power-down situation | |
| CN101320957B (en) | Control device of primary winding segmenting structure permanent magnet synchronous linear electric motor | |
| CN104506092A (en) | Switched reluctance motor current hysteresis control method based on inductance Fourier decomposition | |
| CN1326315C (en) | Output torque depulsation control method for switch reluctance servo motor | |
| CN203340006U (en) | A high-speed large-power brushless DC motor | |
| CN102882441A (en) | Three-phase asynchronous motor electric-braking device and control method thereof | |
| CN203118848U (en) | High voltage circuit breaker operating mechanism driven based on permanent magnet brushless direct current motor | |
| CN105099327A (en) | Motor position control system based on power supply controller | |
| CN105790655A (en) | Low-power DC torque motor speed control device | |
| CN203788208U (en) | Large power cylindrical linear switch magnetic resistance motor control device | |
| CN104852668A (en) | Position control system of linear switch reluctance motor | |
| CN109309470A (en) | A kind of linear switched reluctance motor location monitoring system based on cloud platform | |
| Shanmugasundram et al. | Low-cost high performance brushless dc motor drive for speed control applications | |
| CN201174678Y (en) | Power source and movable electric tool adopting the power source | |
| CN103825517A (en) | High-power barrel type linear switch reluctance motor control system | |
| CN104362909A (en) | Brushless direct-current motor controller | |
| CN202197243U (en) | Brushless DC motor controller | |
| CN204013313U (en) | A kind of double winding regeneration field switch reluctance motor | |
| CN203297080U (en) | Servo energy-saving power system of ceramic pressing machine | |
| CN201750389U (en) | Speed regulation system of switched reluctance motor | |
| CN203057050U (en) | Electromagnetic torque ripple inhibition device for brushless direct current motor | |
| CN101902200A (en) | Follow-up control method of servo mechanism | |
| CN202278999U (en) | Device for controlling auxiliary transmission system of locomotive | |
| CN109634161A (en) | A kind of electrical pushing cylinder electric-control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150819 |
|
| RJ01 | Rejection of invention patent application after publication |