CN104092416B - Switched reluctance motor controller and control method thereof - Google Patents
Switched reluctance motor controller and control method thereof Download PDFInfo
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- CN104092416B CN104092416B CN201410354580.4A CN201410354580A CN104092416B CN 104092416 B CN104092416 B CN 104092416B CN 201410354580 A CN201410354580 A CN 201410354580A CN 104092416 B CN104092416 B CN 104092416B
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Abstract
The invention discloses a switched reluctance motor controller and a control method of the switched reluctance motor controller. The switched reluctance motor control method includes the first step of receiving an instruction, the second step of converting power, the third step of outputting drive current to a switched reluctance motor, the fourth step of sending position detection pulse to the switched reluctance motor, the fifth step of detecting non-power output phase current from the switched reluctance motor, the sixth step of estimating the position of a rotor of the switched reluctance motor, the seventh step of sending the position information of the rotor of the motor to a control circuit module of the switched reluctance motor, the eighth step of calculating the rotation speed and the accelerated rotation speed of the switched reluctance motor and the ninth step of sending information of the rotation speed and the accelerated rotation speed of the switched reluctance motor to a vehicle controller. The switched reluctance motor controller and the control method of the switched reluctance motor controller have the advantages that the switched reluctance motor can be controlled effectively, the motor is simple in structure and high in economical efficiency and reliability, and vehicle control is optimized.
Description
Technical field
The present invention relates to controller technology field is and in particular to a kind of switched reluctance motor controller and its control method.
Background technology
With developing rapidly of China's modern city, city size constantly expands, and the level of urbanization improves rapidly, Yi Jixin
The acceleration of rural development, urban and rural residents' disposable income is increasing, and the radius of action of people is extending, and public transport exists cannot
Solve the short slab of last one kilometer, increasingly crowded road constrains the growth of car quantity, and fuel motorcycle is as work of riding instead of walk
Though having the advantages that easy to use,
But it is as the increase of city fuel motorcycle recoverable amount, the problem of environmental pollution, fuel consumption and energy aspect
Also increasingly highlight, the development of fuel motorcycle currently suffers from restriction or forbidden in big and medium-sized cities, and ordinary bicycle is difficult to meet
Need.Battery-operated motor cycle have energy-saving and environmental protection, light, safely, quickly, the low remarkable advantage of usage charges, by this battery-operated motor cycle
It is one of people's routine work, the trip mode of life, be the industry direction that country encourages, popularization and application and technological development are increasingly
It is taken seriously, World Developed Countries are while researching and developing New Generation of Electric Vehicle also in active development battery-operated motor cycle and electricity
Dynamic bicycle.
Moped Scooter, is promoted by battery stores electricity energy, and firepower widely, is mainly leaned in the source of electricity
Generate electricity it is simply that being generated electricity with coal, next to that hydroelectric generation, and the coal resources of China and hydroelectric resources all compare and enrich.Encourage
The solar electrical energy generation greatly developed, wind-power electricity generation or regenerative resource.The resource that nuclear power is consumed is also little, and these factors are all
Determine Moped Scooter and there is vast potential for future development.
Existing Moped Scooter commonly uses permanent magnetism wheel hub motor, and permanent magnetism wheel hub motor inevitably has the disadvantage that：
Strength magnet steel need to be used, expend valuable rare earth resources, exploitation rare earth can welding；Because permanent magnet easily moves back at high temperature
Magnetic, it is poor that magneto is high temperature resistant；Compared to switched reluctance machines, magneto complex process；Even if not operating in high temperature ring
In border, magnet steel also can slowly decline as well as time lentamente self-demagnetization, power of motor；Electromagnetic resistance has been slided in power-off；
Energy regenerating is difficult.
And switched reluctance machines are a kind of New-type electric machines, ratio is more suitable for vehicle traction, particularly can easily carry out
Energy regenerating.But this technology is not widely applied, mainly due to electric boosted wheel hub is not also exclusively used on market
The controller of motor and control method are it is impossible to effectively realize the control to switched reluctance machines.
Content of the invention
For solving to make because being unable to effective control switched reluctance machines in prior art the switched reluctance machines can not be electronic
The technological deficiency of wide popularization and application on vehicle using motor, the present invention designs a kind of switched reluctance motor controller and its controlling party
Method, effectively achieve the control to switched reluctance machines, it is to avoid it is a variety of that Moped Scooter uses that permanent magnetism wheel hub motor exists
Defect.
A kind of switched reluctance motor controller, including the control circuit module being sequentially connected with, power conversion modules, drives electricity
Flow module, wherein, the output end of power conversion modules is also associated with position detection pulse module；This switched reluctance motor controller
Also include non-power output current phase detection module and rotating speed/rotary acceleration calculates module, and the inspection of non-power output current phase
Survey and be connected with position estimation between module and control circuit module.By this switched reluctance motor controller is arranged on electricity
On dynamic vehicle using motor, can effectively realize the control to switched reluctance machines, it is to avoid Moped Scooter uses permanent magnetism wheel hub motor
The many disadvantages existing.
Further, it is connected with power current detection module between power conversion modules and control circuit module.Power becomes
Die change block controls each switching tube of power circuit to enter after line translation to power output, and power current detection module detects power output phase
Current information, and the current detecting information of power output phase is sent to control circuit module, it is possible to achieve to power circuit
Current-limiting protection.
Further, the output end of control circuit module is connected with state display module.State display module includes power
Output indication LED light emitting diode and current limliting indication LED light emitting diode.By power output indication LED light emitting diode and
Current limliting indication LED light emitting diode, can intuitively display switch reluctance motor controller each mutually and corresponding windings work shape
State.
A kind of control method of switched reluctance motor controller, comprises the following steps：(1) receive instruction step：Switch magnetic
The control circuit module of resistance electric machine controller receives the instruction from vehicle control device；(2) power conversion step：Power conversion mould
Block controls power circuit each switching tube that power output is entered with line translation, decomposes the instruction from vehicle control device, calculates each power
The open and close moment opening order and each power switch pipe of switching tube, real-time detection power current, and exceed in setting in electric current
Protect the safety of power switch pipe in limited time；(3) driving current is exported to switched reluctance machines step：Driving current module will be used
Electric current in power drive exports and needs the winding of power output this moment, i.e. certain in switched reluctance machines A phase, B phase, C phase
One phase；(4) position detection pulse is sent to switched reluctance machines step：Position detects that pulse module will be used for position detection
Voltage pulse is added to the winding being this moment not required to power output phase with fixed intervals, i.e. non-power output phase；(5) detection is from switch
The non-power output current phase step of reluctance motor：Switch reluctance machine rotor magnetic pole is different from the relative position of each phase of stator,
The inductance of each phase winding is also different, and synchronization is added in each non-power and exports identical voltage and duration on the winding of phase, each
Xiang Zhonghui produces Weak current, and non-power output current phase detection module detects the value of each non-power output current phase；(6) estimate
The position step of switch reluctance machine rotor：Position estimation is according to the magnitude estimation of this moment each non-power output current phase
Obtain the real time position of switch reluctance machine rotor；(7) motor rotor position information is sent to switched reluctance motor controller
Control circuit module step：The real-time position information of rotor is sent to control circuit module by position estimation, control
Circuit module processed combines the instruction from vehicle control device, determines that power output phase and non-power export conversion and the open and close of phase
Moment；(8) rotating speed and the rotary acceleration step of switched reluctance machines are calculated：Rotating speed/rotary acceleration calculates module according to each
The position angle change size of set time internal rotor, calculates the rotating speed of motor, calculates the change of each adjacent set time rotating speed,
Obtain the rotary acceleration of motor；(9) rotating speed of switched reluctance machines and rotary acceleration information are sent to vehicle control device
Step：Rotating speed/rotary acceleration calculates module and sends the rotating speed of motor and rotary acceleration information in real time to vehicle control device.
Further, in step (1), the control circuit module of switched reluctance motor controller receives and is derived from vehicle control device
Instruction after illuminating state display module power output indication LED light emitting diode；When each phase current exceedes threshold limit value, point
Bright current limliting indication LED light emitting diode.
Further, in step (2), power conversion modules control each switching tube of power circuit to enter line translation to power output
Afterwards, power current detection module detects the current information of power output phase, and the current detecting information of power output phase is sent
To control circuit module, realize the current-limiting protection to power circuit.
Beneficial effects of the present invention are：It is right effectively to be realized by this switched reluctance motor controller and its control method
The control of switched reluctance machines, can make switched reluctance machines be used widely in Moped Scooter field, electric machine structure letter
Single, economy, reliability are high, and this switched reluctance motor controller can achieve the four quadrant running of same motor, conveniently kinetic energy is entered
Row reclaims, you can controlled motor is operated in electric model or power generation mode at any time, reclaims kinetic energy by power generation mode, and passes through
This control method can realize the communication with vehicle control device, receive the instruction from vehicle control device, motor operation is respectively joined
Number reports vehicle control device, coordinates vehicle control device, so that full-vehicle control is optimized.Switched reluctance machines are used for electric boosted
Car, has advantages below compared to permanent magnetism wheel hub motor：Without magnet steel, reduce cost, save valuable rare earth resources；Rotor
No winding and magnet steel, no copper loss, caloric value is little, efficiency high, and does not have the problem of magnet steel high temperature demagnetization power drop, can bear relatively
Big temperature rise；Electric machine structure is simple, and rotor dynamic balancing is good, and reliability is high；No electromagnetic resistance when power-off is slided or manpower is ridden；Comprehensive
Operational efficiency is high, can conveniently realize regenerating braking energy and reclaim；Overall efficiency is high, all has in broad rotating speed and power bracket
There is high efficiency；Starting torque is big, and starting current is little, overcomes the difficult problem of vehicle abrupt slope starting；Low speed torque is big, anti-overload ability
By force, high-speed cruising is steady.
Brief description
Fig. 1 is the schematic diagram of switched reluctance motor controller of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings explanation is explained in detail to the structure of the present invention.
As shown in figure 1, a kind of switched reluctance motor controller that the present invention provides, including the control circuit mould being sequentially connected with
Block, power conversion modules, driving current module, wherein, the output end of power conversion modules is also associated with position detection pulse mode
Block；This switched reluctance motor controller also includes non-power output current phase detection module and rotating speed/rotary acceleration calculates mould
It is connected with position estimation between block, and non-power output current phase detection module and control circuit module.This switching magnetic-resistance
Electric machine controller is in use it is only necessary to be installed on Moped Scooter (being connected to vehicle control device and switch magnetic
Between resistance motor), that is, control circuit module is connected with vehicle control device；Rotating speed/rotary acceleration calculates module, NOT function
Rate output current phase detection module, driving current module and position detection pulse module are all connected with switched reluctance machines.
A kind of switched reluctance motor controller that the present invention provides, is connected between power conversion modules and control circuit module
There is power current detection module.Power conversion modules control each switching tube of power circuit to enter after line translation to power output, power
Current detection module detects the current information of power output phase, and the current detecting information of power output phase is sent to control electricity
Road module, it is possible to achieve the current-limiting protection to power circuit.
A kind of switched reluctance motor controller that the present invention provides, the output end of control circuit module is connected with status display
Module.State display module includes power output indication LED light emitting diode and current limliting indication LED light emitting diode.By work(
Rate output indication LED light emitting diode and current limliting indication LED light emitting diode, can intuitively display switch reluctance motor control
Each phase working condition of device.
A kind of control method of switched reluctance motor controller that the present invention provides, comprises the following steps：(1) receive instruction
Step：The control circuit module of switched reluctance motor controller receives the instruction from vehicle control device；As motor operation mould
Formula, machine winding current size etc.；(2) power conversion step：Power conversion modules control each switching tube of power circuit to power
Export into line translation, decompose the instruction from vehicle control device, calculate each power switch pipe opens order and each power switch
The open and close moment of pipe, real-time detection power current, and the safety of power switch pipe is protected when electric current exceedes and sets the upper limit；(3)
Driving current is exported to switched reluctance machines step：The electric current being used for power drive is exported and needs this moment by driving current module
Want the winding of power output, i.e. a certain phase in switched reluctance machines A phase, B phase, C phase；(4) position detection pulse is sent to
Switched reluctance machines step：Position detects that the voltage pulse being used for position detection is added to this moment not by pulse module with fixed intervals
Need the winding of power output phase, i.e. non-power output phase；(5) detection is from the non-power output current phase step of switched reluctance machines
Suddenly：Switch reluctance machine rotor magnetic pole is different from the relative position of each phase of stator, and the inductance of each phase winding is also different, synchronization
It is added in each non-power and exports identical voltage and duration on the winding of phase, Weak current can be produced in each phase, non-power exports
Phase current sensing module detects the value of each non-power output current phase, and the size respectively mutually producing electric current is different, with rotor
Change in location, each phase current also changes corresponding；(6) estimate the position step of switch reluctance machine rotor：Position estimation mould
Root tuber accordingly moment each non-power output current phase magnitude estimation obtain switch reluctance machine rotor real time position；(7) will
Motor rotor position information is sent to the control circuit module step of switched reluctance motor controller：Position estimation is by motor
The real-time position information of rotor is sent to control circuit module, and control circuit module combines the instruction from vehicle control device, really
Determine power output phase and non-power exports conversion and the open and close moment of phase；(8) calculate the rotating speed of switched reluctance machines and rotation adds
Velocity step：Rotating speed/rotary acceleration calculates module and changes size according to the position angle of each set time internal rotor, calculates electricity
The rotating speed of machine, calculates the change of each adjacent set time rotating speed, obtains the rotary acceleration of motor；(9) by switched reluctance machines
Rotating speed and rotary acceleration information be sent to vehicle control device step：Rotating speed/rotary acceleration calculates module and sends electricity in real time
The rotating speed of machine and rotary acceleration information are to vehicle control device.
A kind of control method of switched reluctance motor controller that the present invention provides, in step (1), switched reluctance machines control
The control circuit module of device processed receives the power output indication LED of illuminating state display module after the instruction of vehicle control device
Light emitting diode；When each phase current exceedes threshold limit value, light current limliting indication LED light emitting diode.
A kind of control method of switched reluctance motor controller that the present invention provides, in step (2), power conversion modules control
The each switching tube of power circuit processed enters after line translation to power output, and power current detection module detects the electric current letter of power output phase
Breath, and the current detecting information of power output phase is sent to control circuit module, realize the current-limiting protection to power circuit.
The power output phase referring in the control method of a kind of switched reluctance motor controller that the present invention provides refers to
In multiphase switched reluctance machines, in certain phase power switch and winding, it is connected with high current, for producing motor torque, this is mutually referred to as work(
Rate exports phase.Non-power output mutually refers in multiphase switched reluctance machines, not used for product in certain phase power switch and winding
The electric current of generator torque, this is mutually referred to as non-power output phase.As A phase opens output high current, produce torque；And B phase and C phase
Do not have power current to export, do not produce torque, then A phase is power output phase, B, C phase is non-power output phase；B phase opens output
High current, produces torque；And A phase does not have power current to export with C phase, do not produce torque, then B phase is power output phase, A, C phase
It is non-power output phase；C phase opens output high current, produces torque；And A phase does not have power current to export with B phase, do not produce and turn
Square, then C phase is power output phase, and A, B phase is non-power output phase.
Kinetic energy can be provided by this switched reluctance motor controller and its control method for switched reluctance machines, acceptable
Information processing and exchange that the running status of pilot switch reluctance motor, reception and registration host computer (vehicle control device) instruct.By this
Switched reluctance motor controller and its control method can know the letters such as the rotating speed of switched reluctance machines, temperature, electric current, phase place
Breath, is processed into data signal, is uploaded to vehicle control device；Receive the instruction of vehicle control device, treated change into controlling switch
The control instruction of reluctance motor, the open and close sequential of the control each power switch pipe of power circuit, and then controlling switch reluctance motor
Operational mode (working in power generation mode or electric model), direction of rotation, moment size, to reach the mesh of car load synthetic operation
's.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all substantive in the present invention
Any modification, equivalent and simple modifications of being made in content etc., should be included within the scope of the present invention.
Claims (3)
1. a kind of control method of switched reluctance motor controller is it is characterised in that comprise the following steps：
(1) receive instruction step：The control circuit module of switched reluctance motor controller receives the instruction from vehicle control device；
(2) power conversion step：Power conversion modules control power circuit each switching tube that power output is entered with line translation, decompose to come
From the instruction of vehicle control device, calculate the open and close moment opening order and each power switch pipe of each power switch pipe, examine in real time
Power scale electric current, and the safety of power switch pipe is protected when electric current exceedes and sets the upper limit；
(3) driving current is exported to switched reluctance machines step：The electric current being used for power drive is exported by driving current module
To the winding needing power output, i.e. a certain phase in switched reluctance machines A phase, B phase, C phase this moment；
(4) position detection pulse is sent to switched reluctance machines step：Position detects that pulse module will be used for position detection
Voltage pulse is added to the winding being this moment not required to power output phase with fixed intervals, i.e. non-power output phase；
(5) detection is from the non-power output current phase step of switched reluctance machines：Switch reluctance machine rotor magnetic pole and stator
The relative position of each phase is different, and the inductance of each phase winding is also different, and synchronization is added in each non-power and exports phase on the winding of phase
Same voltage and duration, can produce Weak current in each phase, and non-power output current phase detection module detects each phase current
Value；
(6) estimate the position step of switch reluctance machine rotor：Position estimation is according to this moment each non-power output mutually electricity
The magnitude estimation of stream obtains the real time position of switch reluctance machine rotor；
(7) motor rotor position information is sent to the control circuit module step of switched reluctance motor controller：Position estimation
The real-time position information of rotor is sent to control circuit module by module, and control circuit module combines from vehicle control device
Instruction, determine that power output phase and non-power export conversion and the open and close moment of phase；
(8) rotating speed and the rotary acceleration step of switched reluctance machines are calculated：Rotating speed/rotary acceleration calculates module according to each solid
Fix time internal rotor position angle change size, calculate motor rotating speed, calculate each adjacent set time rotating speed change, obtain
Rotary acceleration to motor；
(9) rotating speed of switched reluctance machines and rotary acceleration information are sent to vehicle control device step：Rotating speed/spin up
Degree computing module sends the rotating speed of motor and rotary acceleration information in real time to vehicle control device.
2. the control method of switched reluctance motor controller according to claim 1 is it is characterised in that in step (1), open
The control circuit module closing reluctance motor controller receives after the instruction of vehicle control device, the work(of illuminating state display module
Rate output indication LED light emitting diode；When each phase current exceedes threshold limit value, light current limliting indication LED light emitting diode.
3. the control method of switched reluctance motor controller according to claim 1 is it is characterised in that in step (2), work(
Rate conversion module controls each switching tube of power circuit to enter after line translation to power output, and power current detection module detection power is defeated
Go out the current information of phase, and the current detecting information of power output phase is sent to control circuit module, realize to power circuit
Current-limiting protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410354580.4A CN104092416B (en) | 2014-07-24 | 2014-07-24 | Switched reluctance motor controller and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410354580.4A CN104092416B (en) | 2014-07-24 | 2014-07-24 | Switched reluctance motor controller and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104092416A CN104092416A (en) | 2014-10-08 |
| CN104092416B true CN104092416B (en) | 2017-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410354580.4A Active CN104092416B (en) | 2014-07-24 | 2014-07-24 | Switched reluctance motor controller and control method thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105450115B (en) * | 2016-01-05 | 2018-09-14 | 南通大学 | Switching magnetic-resistance wind power generating set multiple agent energy management apparatus and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100294209B1 (en) * | 1997-03-20 | 2001-07-12 | 윤종용 | Apparatus for controlling current of switched reluctance motor |
| US6788021B2 (en) * | 2002-03-29 | 2004-09-07 | Dana Corporation | Control method for switched reluctance motor |
| CN201682450U (en) * | 2010-05-25 | 2010-12-22 | 安徽络力机电科技有限公司 | Switched reluctance motor controller |
| CN102055391A (en) * | 2011-01-17 | 2011-05-11 | 杨衍圣 | Absolute location sensor of switched reluctance motor for electric automobile and control method thereof |
| CN102427323B (en) * | 2011-10-24 | 2013-10-30 | 河海大学 | Start control and MPPT (Maximum Power Point Tracking) control method for switched reluctance wind power system |
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