CN200987142Y - Gyro machine biphase permanent-magnetic electric machine controller - Google Patents
Gyro machine biphase permanent-magnetic electric machine controller Download PDFInfo
- Publication number
- CN200987142Y CN200987142Y CNU2006200279345U CN200620027934U CN200987142Y CN 200987142 Y CN200987142 Y CN 200987142Y CN U2006200279345 U CNU2006200279345 U CN U2006200279345U CN 200620027934 U CN200620027934 U CN 200620027934U CN 200987142 Y CN200987142 Y CN 200987142Y
- Authority
- CN
- China
- Prior art keywords
- interface
- chip microcomputer
- resistance
- gyro
- motor
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
The utility model relates to a two-phase permanent magnet motor controller for gyro motor, and the main technical features are that a microcontroller is connected with a main control system through a communication bus, an I/O interface of the microcontroller is connected with a H-bridge driving circuit, the H-bridge driving circuit is connected with a back-emf zero crossing detection circuit, the microcontroller is connected with a FA<-> and FA<+> interface of the back-emf zero crossing detection circuit through an input of an internal comparator, and the microcontroller is also connected with a voltage detection circuit through an A/D interface. The utility model ensures the reliable launch of the motor, overcomes the death point problem of general two-phase gyro motor, and has complete protection and alarm mechanism so that the utility model can measure, alarm and protect the motor timely when the control voltage is abnormal and the environmental temperature exceeds standard.
Description
Technical field
The utility model belongs to machine field, especially a kind of gyro machine two-phase permanent magnet electric machine controller.
Background technology
At present, the control technology of the employed two-phase permanent magnet motor of gyro machine has limitation, at first is that different gyro machines must adopt different control circuits to match, and responsive to the control voltage ratio, also relatively more responsive to electromagnetic interference, its control ability is restricted; Next is that control model is fixed, and has only a kind of control mode to every kind, and is more single in the control, dumb; Be that the control circuit volume is big once more, power consumption is big.Therefore existing gyro machine controller is difficult to satisfy the requirement of miniaturization, low-power consumption.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of simple in structure, reasonable in design, gyro machine two-phase permanent magnet electric machine controller that can effectively overcome dead unit problem is provided.
The utility model solves its technical problem and is achieved through the following technical solutions:
A kind of gyro machine two-phase permanent magnet electric machine controller, master control system, single-chip microcomputer, H bridge drive circuit by gyro machine constitute, this H bridge drive circuit connects gyro machine, it is characterized in that: single-chip microcomputer is connected with master control system by communication bus, the I/O interface of single-chip microcomputer connects H bridge drive circuit, connect a back-emf zero cross detection circuit at H bridge drive circuit, single-chip microcomputer connects the FA of this back-emf zero cross detection circuit by the internal comparator input port
-And FA
+Interface, this single-chip microcomputer also connect a voltage detecting circuit by its A/D interface.
And, described back-emf zero cross detection circuit is made of resistance R 1, R2, R3, R4, R5, R6 and capacitor C 1, C2, wherein capacitor C 1 back of connecting with resistance R 2 is in parallel with resistance R 1, R5, capacitor C 2 back of connecting with resistance R 3 is in parallel with resistance R 4, R6, and capacitor C 1, C2 connect the MAO of H bridge drive circuit respectively
-And MAO
+Interface; Resistance R 2, R3 connect the FA of single-chip microcomputer respectively
-And FA
+Interface.
And described voltage detecting circuit is constituted and is connected the A/D interface of single-chip microcomputer by resistance R 7, R8.
Advantage of the present utility model and beneficial effect are:
The control circuit of this controller adopts system-level Single-chip Controlling and switch power device drive on the high-speed chip, the design of Applied Digital control rate, guaranteed the reliable startup of motor, overcome the dead unit problem of general two-phase gyro machine, and precision has been controlled the gyro machine synchronous speed, and the rotation speed change that makes gyro machine is less than 10
-4Rev/min.Aspect Driving technique, can adopt sinusoidal center symmetric mode to drive and the low-power consumption Driving technique, improve driving efficient, reduce loss.Protection and alarm mechanism are sound, exceed standard etc. and can in time measure, report to the police and protect motor controlling electric voltage exception, ambient temperature; Can pass through spi bus, I
2C bus and the order of serial communication receiving system carry out soft start, soft shutoff and the control of multiple rotating speed by system's control, and with gyro machine state feedback system, the system control ability of being subjected to are greatly improved.
Description of drawings
Fig. 1 is a control circuit block diagram of the present utility model;
Fig. 2 is the control circuit figure of Fig. 1.
Embodiment
The utility model is described in further detail below by specific embodiment, and following examples are descriptive, is not determinate, can not limit protection range of the present utility model with this.
This gyro machine two-phase permanent magnet electric machine controller is made of master control system, single-chip microcomputer, H bridge drive circuit, back-emf zero cross detection circuit, the voltage detecting circuit of gyro machine, this controller does not change master control system, the single-chip microcomputer of gyro machine, the technology of H bridge drive circuit constitutes, therefore, present embodiment is not done concrete narration.Single-chip microcomputer is connected with master control system by communication bus, and the I/O interface of single-chip microcomputer connects H bridge drive circuit, and this H bridge drive circuit connects gyro machine.The innovative point of this controller is: adopt the design of Digital Control rate, use Single-chip Controlling H bridge drive circuit, also connect a back-emf zero cross detection circuit at H bridge drive circuit, this back-emf zero cross detection circuit is made of resistance R 1, R2, R3, R4, R5, R6 and capacitor C 1, C2, wherein capacitor C 1 back of connecting with resistance R 2 is in parallel with resistance R 1, R5, capacitor C 2 back of connecting with resistance R 3 is in parallel with resistance R 4, R6, and capacitor C 1, C2 connect the MAO of H bridge drive circuit respectively
-And MAO
+Interface; Resistance R 2, R3 connect the FA of single-chip microcomputer respectively
-And FA
+Interface.Single-chip microcomputer connects this back-emf zero cross detection circuit FA by the comparator input interface
-And FA
+, this single-chip microcomputer also connects a voltage detecting circuit by its A/D interface, and this voltage detecting circuit is constituted and is connected the A/D interface of single-chip microcomputer by resistance R 7, R8.
Operation principle of the present utility model is:
This controller is to be core with system-level single-chip microcomputer on the high-speed chip, effectively utilizes Single Chip Microcomputer (SCM) program memory and data memory space, programmable counter array, programmable voltage comparator, AD converter and spi bus (I
2C bus and serial communication) etc. resource, utilize I/O mouth control H bridge drive circuit to drive gyro machine.Concrete scheme is, by the spi bus (I of single-chip microcomputer
2C bus and serial communication) receiving system order and return the gyro machine state; The back-emf zero cross detection circuit is to be that 90 ° back-emf signal becomes pulse signal as the original input signal of executing the square sequential with the two-phase phase difference, this circuit through introduce the input of single-chip microcomputer comparator after straight, dividing potential drop, can calculate the back-emf of gyro machine winding the gyro machine rotating speed, executes the square sequential, execute the square pulse duration according to this output; According to executing the square sequential and executing the square pulse duration, to drive gyro machine, its output MAO+, MAO-, MBO+ and MBO-receive on two pairs of windings of gyro machine single-chip microcomputer by I/O mouth control H bridge drive circuit.
The control procedure of gyro machine is divided into startup, acceleration and synchronizing process.Generally remain static at the starting stage motor, can not produce the zero passage back-emf signal, execute square control, for the quarter-phase system motor, also will consider to overcome the problem that starts the dead point so can not carry out closed loop by normal mode.Start-up course adopts high frequency to transfer wide technology exactly, and motor windings is applied pwm voltage, applies moment to motor windings, allows motor swing, and produces the back-emf zero cross signal, postpones to be transformed into the motor accelerator through after a while.Need to apply big moment in the motor accelerator, make the motor accelerated service, reach synchronous speed as early as possible, excitatory pulse duration is 1/10 to 1/12 motor rotation period, and excitation voltage is with the sinusoidal center symmetry of back-emf.When motor reaches rated speed, enter into synchronizing process, at this moment apply moment and only need overcome frictional damping moment, motor enters the phase locking stage, the back-emf zero cross signal carries out the phase bit comparison with the rated speed clock, and its phase difference is executed square control through Digital PID Controller.Therefore when phase error fixedly the time, the frequency error of motor is zero in theory, and motor has reached real phase place and frequency pair synchronous regimes at this moment.
Claims (3)
1. gyro machine two-phase permanent magnet electric machine controller, master control system, single-chip microcomputer, H bridge drive circuit by gyro machine constitute, this H bridge drive circuit connects gyro machine, it is characterized in that: single-chip microcomputer is connected with master control system by communication bus, the I/O interface of single-chip microcomputer connects H bridge drive circuit, connect a back-emf zero cross detection circuit at H bridge drive circuit, single-chip microcomputer connects the FA of this back-emf zero cross detection circuit by the internal comparator input port
-And FA
+Interface, this single-chip microcomputer also connect a voltage detecting circuit by its A/D interface.
2. gyro machine two-phase permanent magnet electric machine controller according to claim 1, it is characterized in that: described back-emf zero cross detection circuit is made of resistance R 1, R2, R3, R4, R5, R6 and capacitor C 1, C2, wherein capacitor C 1 back of connecting with resistance R 2 is in parallel with resistance R 1, R5, capacitor C 2 back of connecting with resistance R 3 is in parallel with resistance R 4, R6, and capacitor C 1, C2 connect the MAO of H bridge drive circuit respectively
-And MAO
+Interface; Resistance R 2, R3 connect the FA of single-chip microcomputer respectively
-And FA
+Interface.
3. gyro machine two-phase permanent magnet electric machine controller according to claim 1 is characterized in that: described voltage detecting circuit is constituted and is connected the A/D interface of single-chip microcomputer by resistance R 7, R8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200279345U CN200987142Y (en) | 2006-10-31 | 2006-10-31 | Gyro machine biphase permanent-magnetic electric machine controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200279345U CN200987142Y (en) | 2006-10-31 | 2006-10-31 | Gyro machine biphase permanent-magnetic electric machine controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200987142Y true CN200987142Y (en) | 2007-12-05 |
Family
ID=38916595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200279345U Expired - Lifetime CN200987142Y (en) | 2006-10-31 | 2006-10-31 | Gyro machine biphase permanent-magnetic electric machine controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200987142Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102882445A (en) * | 2012-09-21 | 2013-01-16 | 中国船舶重工集团公司第七0七研究所 | H-modulated gyro motor power absorption control circuit |
| CN103633804A (en) * | 2013-12-10 | 2014-03-12 | 天津市陆航电机技术有限公司 | High-specific-gravity permanent magnet brushless direct-current gyro motor |
-
2006
- 2006-10-31 CN CNU2006200279345U patent/CN200987142Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102882445A (en) * | 2012-09-21 | 2013-01-16 | 中国船舶重工集团公司第七0七研究所 | H-modulated gyro motor power absorption control circuit |
| CN103633804A (en) * | 2013-12-10 | 2014-03-12 | 天津市陆航电机技术有限公司 | High-specific-gravity permanent magnet brushless direct-current gyro motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103248294B (en) | Position-sensor-free DC brushless motor double closed loop speed regulation system control method | |
| CN101556307B (en) | Permanent magnet synchronous motor control performance automation test system | |
| CN202334412U (en) | Brushless DC motor control system | |
| CN102291065A (en) | Brushless direct current motor control device based on DSP (Digital Signal Processor) | |
| CN203827230U (en) | Non-inductive brushless DC (direct current) motor speed regulator for multi-rotor unmanned aerial vehicle | |
| CN204013310U (en) | Brushless dual-feed motor direct Torque Control | |
| CN109728754A (en) | A kind of embedded dual core electric machine control system and its working method | |
| CN201113873Y (en) | Electric bicycle control system | |
| CN201754551U (en) | Brushless DC motor and control system thereof | |
| CN203193563U (en) | A brushless DC motor electronic speed regulator based on STM32 | |
| CN200987142Y (en) | Gyro machine biphase permanent-magnetic electric machine controller | |
| CN104100382A (en) | Gasoline engine electronic speed controller | |
| CN201966860U (en) | Synchronous generator simulation excitation system based on DSP | |
| CN103441717A (en) | Digital direct-current speed regulating system of electric excavator | |
| CN109347374A (en) | A kind of novel brushless direct current motor sensorless control system and method | |
| CN201562165U (en) | Networked brushless direct current motor sensorless intelligent control system | |
| CN201656900U (en) | Universal vector controller of AC asynchronous motor | |
| CN201504221U (en) | Variable frequency control system of motor | |
| Yang et al. | Design of brushless DC motor control system based on DSP | |
| CN103001559A (en) | Control system for brushless direct current motor (BLDC) | |
| CN110311598A (en) | A kind of single-phase brushless direct-current motor phase change method and device | |
| CN103001560A (en) | Control method for brushless direct current motor (BLDC) | |
| CN202978800U (en) | ARM-based stepper motor controller | |
| CN202340201U (en) | Field programmable gate array (FPGA)-based speed setting controller for brushless direct current motor | |
| Li et al. | Design of Pure Electric Vehicles’ Drive Motor Controller Based on dsPIC |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TIANJIN 707 INFORMATION TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: NO.707 RESEARCH INSTITUTE, CHINA SHIPBUILDING INDUSTRY CORPORATION Effective date: 20101229 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20101229 Address after: 300131 Tianjin Road, No. 1, No. 1, Hongqiao District Patentee after: Tianjin 707 Institute of Precision Mechatronics SCI & TECH Co., Ltd. Address before: 300131 Tianjin Road, No. 1, No. 1, Hongqiao District Patentee before: No.707 Research Institute of China Shipbuilding Industry Corporation |
|
| CX01 | Expiry of patent term |
Granted publication date: 20071205 |
|
| EXPY | Termination of patent right or utility model |