CN104616575B - A kind of Digital Electric electronic experimental device - Google Patents
A kind of Digital Electric electronic experimental device Download PDFInfo
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- CN104616575B CN104616575B CN201510084658.XA CN201510084658A CN104616575B CN 104616575 B CN104616575 B CN 104616575B CN 201510084658 A CN201510084658 A CN 201510084658A CN 104616575 B CN104616575 B CN 104616575B
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Abstract
The invention discloses a kind of Digital Electric electronic experimental device, including real-time controlling unit（1）, signal protection module（2）With suspension member area, the suspension member area grafting experiment modular assembly；Experiment modular assembly with the signal protection module（2）It is connected, signal protection module（2）With real-time controlling unit（1）It is connected.Controller of the invention uses real-time controlling unit as controller, its powerful and stable performance, high accuracy, theoretical algorithm checking and real-time control easily can be carried out to electric power electronic modules such as AC servo motor, single-phase bridge half control rectification etc., solve conventional motors controller, the limited precision of Power Electronic Experimentation and pure simulation algorithm cannot real-time control the drawbacks of.
Description
Technical field
The present invention relates to a kind of experiment teaching instrument, and in particular to be a kind of use Design of digital electric power electricity
Sub- experimental provision.
Background technology
The specialties such as the automation in current country's higher vocational college and institution of higher learning are required for study Electrical Motor, power electronics
The specialized courses such as technology, automatic control system, and theory is combined reality by the Learning demands of these courses by experimental teaching.This
Sample can just make student preferably deepen theory study, grasp essence and improve manipulative ability.But now domestic equipment compared with
For simple and experiment content is less while based on checking, it is impossible to which meeting the experiment that school increasingly requires has comprehensive, exploitation
Property, advanced requirement, cannot also keep up with the paces of Development of Power Electronic Technology.
Prior art, Digital Electric electronic test device is usually custom-made device, and different experiments need phase
The device answered, test sheet one is not explorative strong.
The content of the invention
Goal of the invention：It is comprehensive, explorative, first to overcome the defect of above experimental provision to have the invention provides one kind
The Digital Electric electronic experimental device of the property entered and adaptation Development of Power Electronic Technology needs.
Technical solution of the present invention is as follows：
A kind of Digital Electric electronic experimental device, including real-time controlling unit, signal protection module and suspension member area, suspension member
Area's grafting experiment modular assembly；
Experiment modular assembly is connected with signal protection module, and signal protection module is connected with real-time controlling unit
Connect.
The experiment module component of suspension member area grafting be stand-alone assembly structure, including AC servo motor hardware in loop module,
Single-phase bridge half control rectification module, three phase ac voltage regulation module, single phase ac regulation module, three-phase thyristor be complete/half-controlled bridge zero
Formula rectification module, SPWM control blow-up orthogonals frequency-variable module, IGBT DC chopper circuits.
AC servo motor hardware in loop module can complete AC servo experiment and SVPWM experiments and various algorithms
Checking test；Single-phase bridge half control rectification module can complete single phase-controlled rectification circuit experiment；Three phase ac voltage regulation module can be complete
Into three phase voltage regulating experiment；Single phase ac regulation module can complete single phase ac regulation experiment；Three-phase thyristor is complete/half-controlled bridge (zero)
Formula rectification module can complete three-phase thyristor rectification experiment；It is single that SPWM control blow-up orthogonal frequency-variable modules can complete SPWM controls
The research of intersecting orthogonal frequency changer circuit；IGBT DC chopped-waves module can complete DC chopped-wave experiment.
AC servo motor hardware in loop module includes work drive motor drive control device, AC servo motor, torque sensing
Device unit, tunable load unit, load controller；Work drive motor drive control device, torque sensor unit, load controller are equal
It is connected with signal protection module.
Experiment AC servo motor is connected between work drive motor drive control device, torque sensor unit；Adjustable negative
Carrier unit is connected between torque sensor unit, load controller.
In AC servo motor hardware in loop module, work drive motor drive control device include high voltage supply module, photoelectricity every
From module, power chip power supply module, power driver module, coder module, current sensor, voltage sensor, work electricity
Electromechanical source module, protection circuit module；
High voltage supply module is connected with work drive motor power module, photoelectric isolation module, power chip power supply module, work
Motor power module, protection circuit module are connected with power driver module, power driver module joint test AC servo
Motor；
Real-time controlling unit by signal protection module, photoelectric isolation module connect power driver module, coder module,
Current sensor, voltage sensor respectively connect signal protection module, AC servo motor.
Real-time controlling unit produces six road pwm signals to be transported to work drive motor drive control device by signal protection module,
Work drive motor drive control device is connected with experiment AC servo motor by three-phase power line, holding wire, and work drive motor drives
Controller controls the operation of AC servo motor, and obtains position and the velocity information of experiment AC servo motor；
The real time data of the AC servo motor that work drive motor drive control device is collected is transmitted by signal protection module
To real-time controlling unit；
The loading moment parameter set on real-time controlling unit sends load controller, load controller control adjustable negative to
Carrier unit produces the loading moment of change, while real-time controlling unit is protected to the output signal of torque sensor unit by signal
Shield module Real-time Collection；
Tunable load unit, torque sensor unit, are coaxially connected with AC servo motor.
Tunable load unit is load motor.
In AC servo motor hardware in loop module, high voltage supply module is used to provide electricity for work drive motor power module
Source, including connection terminal portion, rectification bridge portion, relay protection part, connection terminal portion, rectification bridge portion, relay
Protection part is linked in sequence successively；
An electric capacity is respectively provided with connection terminal portion each lead, for filtering.
In AC servo motor hardware in loop module, photoelectric isolation module 20 includes that six tunnels control circuit, by real-time control
The control of the pwm signal that unit is exported by signal protection module, optocoupler turn-on and turn-off IPM under pwm control signal effect
Input signal.
In AC servo motor hardware in loop module, power chip power supply module includes four tunnel identical power supply circuits, supplies
It is separate between circuit；
Every power supply circuit includes 24V power supplys and F2415S-2W integrated devices, 24V power supplys, F2415S-2W integrated devices
It is connected.
In AC servo motor hardware in loop module, work drive motor power module output motor working power is to power drive
Module, output voltage to work drive motor power module is converted to motor working power after the voltage conversion of high voltage supply module, together
When motor working power obtain the 24V power supplys that power chip power supply module is exported by power conversion chip, and be that electric current is passed
Sensor, voltage sensor provide the ± 12V dc sources of power supply；
± 12V dc sources connection current sensor, voltage sensor, for current sensor, voltage sensor provide electricity
Source.
In AC servo motor hardware in loop module, protection circuit module includes that bus overvoltage under-voltage protecting circuit, IPM are defeated
Go out abnormity protection circuit and protection control circuit；Bus overvoltage under-voltage protecting circuit, IPM output abnormalities protection circuit, soft start
Relay circuit is connected with protection control circuit.
The control circuit of photoelectric isolation module by pwm control signal control, under the control signal effect in PWM lead by optocoupler
Logical and shut-off IPM (Intelligent Power Module, SPM) input signal；All it is identical per road optocoupler
Structure, control six road signals.Here optocoupler plays a part of isolation circuit, it is to avoid mutual equivalent to a switch
Interference.
More preferably, real-time controlling unit specifically includes following step to the control process of AC servo motor hardware in loop module
Suddenly：Control process specifically include following steps：
S1, real-time controlling unit collection rotor reference velocity wref, rotor actual measurement speed w, electric machine phase current
ia,ib, input angle of rotor of motor θ；
S2, calculation error e=wref-w；
S3, carries out speed ring PI computings, obtains controlled quentity controlled variable output
S4, according to u, ia,ib, θ carry out Park conversion, Clark conversion, double-current ring PI computings, obtain medium voltage variable
Uα,Uβ；
S5, according to medium voltage variable Uα,Uβ, SVPWM conversion is carried out, export pwm control signal；
S6, pwm control signal gives work drive motor drive control device, work drive motor drive control device control AC servo electricity
Machine is operated；
S7, output torque controlled quentity controlled variable is to load controller, and load controller control tunable load unit output is corresponding negative
Carry.
During step S1 real-time controlling unit parameter adjustments, by computer on-line operation, on the computer screen with figure
Form, Real time dynamic display rotor reference velocity, rotor actual measurement speed, electric machine phase current, input rotor
Angle and torque information.
The control process that the present invention passes through real-time controlling unit, sets up closed-loop simulation model, can process servomotor
Structure Real-time Feedback is realized actual in ring test to servo-drive system；All control signals are directly sent out in real time by real-time controlling unit
Go out, all data to be gathered are by real-time controlling unit Real-time Collection；So the system is a kind of hardware in loop real-time system, tool
Build that Controlling model is quick, efficient, convenient advantage.
Beneficial effects of the present invention include：
1st, the present invention can be realized, AC servo is tested and SVPWM experiments, single phase-controlled rectification circuit, three-phase crystalline substance
Brake tube rectification experiment, DC chopped-wave experiment, three phase voltage regulating experiment, single phase ac regulation experiment, SPWM control blow-up orthogonals become
Frequency circuit is tested, and realizes the comprehensive and exploration of experiment, have the advantages that to build model it is quick, convenient, relative to special DSP
The control system of chip wants simple and time-consuming；The present invention is convenient, and tested AC servo motor is quickly accessed, and sets up closed loop
Simulation model, can realize actual in ring test servomotor processing structure Real-time Feedback to servo-drive system；
2nd, all algorithms of motor control are directly in real-time controlling unit with the realization of matlab/Simulink language, institute
There is control signal directly to be sent in real time by real-time controlling unit, all data to be gathered are by real-time controlling unit Real-time Collection；
So the system is a kind of hardware in loop real-time system, with building, Controlling model is quick, efficient, convenient advantage,
3rd, under the control of real-time controlling unit, load controller can control tunable load unit to produce high accuracy, appoint
The tunable load of meaning form.
4th, during the system operation, all operational factors, the intermediate calculation data of motor and load unit can be by real-time
Control unit Real-time Collection, and show in a graphical form；
5th, relative to the control system based on special DSP chip etc., the present invention wants simple and time-consuming, can exist in real time
Line changes algorithm parameter, is that the parameter regulation of parameter optimization, the Performance comparision of various algorithms, and control algolithm provides side
Just.
All control signals are sent out by real-time controlling unit (PC+Quanser platforms+data collecting card) when the 5th, being tested
Go out, specific controlled module given by isolation module and protection module, all of procedure parameter is gathered by real-time controlling unit,
And shown in forms such as figure, data, all of control algolithm is realized in Matlab/Simulink, quick, efficient, is true
The experimental provision of positive digital.
Brief description of the drawings
Fig. 1 is Digital Electric electronic experimental device structured flowchart of the invention；
Fig. 2 is the structured flowchart of AC servo motor hardware in loop module of the invention；
Fig. 3 is the structured flowchart of work drive motor drive control device；
Fig. 4 is the structural representation of the high voltage supply module of work drive motor drive control device；
Fig. 5 is the structural representation of the photoelectric isolation module of work drive motor drive control device；
Fig. 6 is the structural representation of the power chip power supply module of work drive motor drive control device；
Fig. 7 is the structural representation of the coder module of work drive motor drive control device；
Fig. 8 is the structural representation of the current sensor of work drive motor drive control device；
Fig. 9 is the structural representation of the voltage sensor of work drive motor drive control device；
Figure 10 is the structural representation of the work drive motor power module of work drive motor drive control device；
Figure 11 is the structural representation of the protection circuit module of work drive motor drive control device；
Figure 12 is control flow schematic diagram of the real-time controlling unit for the experiment of AC servo motor hardware in loop.
Specific embodiment
Technical solution of the present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings, so that ability
The technical staff in domain can be better understood from the present invention and can be practiced, but illustrated embodiment is not as to limit of the invention
It is fixed.
For ease of understanding the present invention, it is illustrated below in conjunction with accompanying drawing.
As shown in figure 1, a kind of Digital Electric electronic experimental device, including real-time controlling unit 1, signal protection module 2
With suspension member area, suspension member area grafting experiment modular assembly；Experiment modular assembly is connected with signal protection module 2, signal
Protection module 2 is connected with real-time controlling unit 1.
The experiment module component of suspension member area grafting be stand-alone assembly structure, including AC servo motor hardware in loop module 3,
Single-phase bridge half control rectification module 4, three phase ac voltage regulation module 5, single phase ac regulation module 6, three-phase thyristor be complete/half-controlled bridge
(zero) formula rectification module 7, SPWM control blow-up orthogonal frequency-variable module 8, IGBT DC chopper circuits 9.
AC servo motor hardware in loop module 3 can complete AC servo experiment and SVPWM experiments and various algorithms
Checking test；Single-phase bridge half control rectification module 4 can complete single phase-controlled rectification circuit experiment；Three phase ac voltage regulation module 5
Three phase voltage regulating experiment can be completed；Single phase ac regulation module 6 can complete single phase ac regulation experiment；Three-phase thyristor is complete/half control
Bridge (zero) formula rectification module 7 can complete three-phase thyristor rectification experiment；SPWM control blow-up orthogonals frequency-variable module 8 can be completed
SPWM controls the research of blow-up orthogonal frequency changer circuit；IGBT DC chopped-waves module 9 can complete DC chopped-wave experiment.
As shown in Fig. 2 AC servo motor hardware in loop module 3 include work drive motor drive control device 10, exchange watch
Take motor 11, torque sensor unit 12, tunable load unit 13, load controller 14；Work drive motor drive control device 10, torsion
Square sensor unit 12, load controller 14 are connected with signal protection module 2.
Experiment AC servo motor 11 is connected between work drive motor drive control device 10, torque sensor unit 12；
Tunable load unit 13 is connected between torque sensor unit 12, load controller 14.
As shown in figure 3, in AC servo motor hardware in loop module 3, work drive motor drive control device 10 is supplied including high pressure
Electric module 15, photoelectric isolation module 20, power chip power supply module 24, power driver module 19, coder module 21, electric current are passed
Sensor 22, voltage sensor 23, work drive motor power module 16, protection circuit module 17；
High voltage supply module 15 is connected with work drive motor power module 16, and photoelectric isolation module 20, power chip is powered mould
Block 24, work drive motor power module 16, protection circuit module 17 are connected with power driver module 19, and power driver module 19 connects
Connect experiment AC servo motor 11；
Real-time controlling unit 1 connects power driver module 19, coding by signal protection module 2, photoelectric isolation module 20
Device module 21, current sensor 22, voltage sensor 23 respectively connect signal protection module 2, AC servo motor 11.
Real-time controlling unit 1 produces six road pwm signals to be transported to work drive motor drive control device by signal protection module 2
10, work drive motor drive control device 10 is connected with experiment AC servo motor 11 by three-phase power line, holding wire, work electricity
Machine drive control device 10 controls the operation of AC servo motor 11, and obtains position and the speed of experiment AC servo motor 11
Information；
The real time data of the AC servo motor 11 that work drive motor drive control device 10 is collected passes through signal protection module 2
Send real-time controlling unit 1 to；
The loading moment parameter set on real-time controlling unit 1 sends load controller 14 to, and load controller 14 is controlled
Tunable load unit 13 produces the loading moment of change, while output of the real-time controlling unit 1 to torque sensor unit 12 is believed
Number pass through the Real-time Collection of signal protection module 2；
Tunable load unit 13, torque sensor unit 12 are coaxially connected with AC servo motor 11.Tunable load unit
Different loads are loaded to work drive motor, meanwhile, torque sensor unit can gather tunable load unit and AC servo electricity
The opposing torque of machine.
Tunable load unit 13 is load motor.
In the present embodiment, be mounted with real-time controlling unit 1 Quanser companies produce QuaRC real-time softwares and
Matlab softwares, Matlab includes that the realization of motor control algorithms and parameter setting part, loading moment are set with QuaRC softwares
Part and dynamic performance parameter display portion；The realization of motor control algorithms is used for modulation control signal with parameter setting part
PWM waveform, and work drive motor drive control device 10 is transported to by real-time control software；Loading moment setting unit is used to control
Tunable load unit 13, produces adjustable load；Dynamic performance parameter display portion is used to show work drive motor drive control device
The 10 motor operation dynamic datas for sending, the operation conditions for observing whole system.
All control signals are sent out by real-time controlling unit (PC+Quanser platforms+data collecting card) when being tested
Go out, specific controlled module given by isolation module and protection module, all of procedure parameter is gathered by real-time controlling unit,
And shown in forms such as figure, data, all of control algolithm is realized in Matlab/Simulink, quick, efficient, is true
The experimental provision of positive digital.
Shown in Fig. 4, in AC servo motor hardware in loop module 3, high voltage supply module 15 is used to be work drive motor power supply
Module 16 provides power supply, including connection terminal portion, rectification bridge portion, relay protection part, connection terminal portion, rectifier bridge
Partly, relay protection part is linked in sequence successively；
An electric capacity is respectively provided with connection terminal portion each lead, for filtering；The model that rectifier bridge is selected
6RI100G-160, the model stable performance so that AC conversion is into direct current；The relay of Part III is used
NVF4-3A-Z80b, electric current is excessive and burn out circuit components when preventing initial power-on.
Shown in Fig. 5, in AC servo motor hardware in loop module 3, photoelectric isolation module (20) controls circuit including six tunnels,
The pwm signal that is exported by signal protection module 2 by real-time controlling unit 1 is controlled, and optocoupler is led under pwm control signal effect
Logical and shut-off IPM input signal.The control circuit of photoelectric isolation module by pwm control signal control, control of the optocoupler in PWM
The input signal of turn-on and turn-off IPM (Intelligent Power Module, SPM) under signal function processed；Often
Road optocoupler is all identical structure, controls six road signals.Here optocoupler plays the work of isolation circuit equivalent to a switch
With, it is to avoid mutual interference.
Shown in Fig. 6, in AC servo motor hardware in loop module 3, power chip power supply module 24 includes four tunnel identicals
Power supply circuit, it is separate between power supply circuit；
Every power supply circuit includes 24V power supplys and F2415S-2W integrated devices, 24V power supplys, F2415S-2W integrated devices
It is connected；Specifically, the supply voltage of 24V connects the input pin 1 and pin 2 of F2415S-2W, the output pin 7 of F2415S-2W
With the power supply terminal that pin 5 connects optocoupler, in the output pin 7 and an indirect 1K resistance of pin 5 of F2415S-2W, electricity is prevented
Flow through big and burn out F2415S-2W integrated devices.
Fig. 7 is the structural representation of the coder module 21 of work drive motor drive control device, and encoder turns input signal
Turn to electric signal rear just subsequent treatment.
As shown in figure 8, current sensor 22 connects the QPIDe data acquisitions of ± 12V dc sources and real-time controlling unit
Card；
± 12V provides power supply for current sensor, and electric capacity is connected between power supply and ground prevents electromagnetic interference, by sampling
Resistance obtains sample rate current, by the analog input channel in QPIDe data collecting cards, passes data back real-time controlling unit 1
QuaRC in, for control algolithm.
Fig. 9 is the structural representation of the voltage sensor 23 of work drive motor drive control device, and its operation principle and electric current are passed
Sensor 22 is identical.
Shown in Figure 10, in AC servo motor hardware in loop module 3, the output motor of work drive motor power module 16 work electricity
To power driver module 19, output voltage to work drive motor power module 16 is changed after the voltage conversion of high voltage supply module 15 in source
It is motor working power, while motor working power obtains the output of power chip power supply module 24 by power conversion chip
24V power supplys, and ± 12V the dc sources of power supply are provided for current sensor 22, voltage sensor 23；
± 12V dc sources connection current sensor 22, voltage sensor 23, are current sensor 22, voltage sensor
23 provide power supply.
Shown in Figure 11, in AC servo motor hardware in loop module 3, protection circuit module 17 includes the under-voltage guarantor of bus overvoltage
Protection circuit, IPM output abnormalities protection circuit and protection control circuit；Bus overvoltage under-voltage protecting circuit, the protection of IPM output abnormalities
Circuit, soft start relay circuit are connected with protection control circuit.
Overvoltage and under-voltage protecting circuit include that two chips of LM2903 and HCPL2631 are constituted, and LM2903 is comparator, defeated
Enter voltage compared with 10V, see whether reach overvoltage or undervoltage warning value, HCPL2631 is optocoupler, play buffer action.IPM is exported
Abnormal and busbar voltage overvoltage crowbar is isolated by two optocouplers, is closed when there is abnormal signal optocoupler TLP181
It is disconnected, stop the output of IPM；When there is busbar voltage overvoltage signal, corresponding control is input into IPM by optocoupler HCPL0454
Signal, so as to process overpressure situation.Soft start relay circuit input signal controls soft start resistance using optocoupler AQW212
Bypass relay APA3312 come realize 24V power circuits open with shut-off, realize the defencive function of power amplifier board.
As shown in figure 12, the control process of real-time controlling unit specifically includes following steps：
S1, the collection rotor reference velocity of real-time controlling unit 1 wref, rotor actual measurement speed w, electric machine phase current
ia,ib, input angle of rotor of motor θ；
S2, calculation error e=wref-w；
S3, carries out speed ring PI computings, obtains controlled quentity controlled variable output
S4, according to u, ia,ib, θ carry out Park conversion, Clark conversion, double-current ring PI computings, obtain medium voltage variable
Uα,Uβ；
S5, according to medium voltage variable Uα,Uβ, SVPWM conversion is carried out, export pwm control signal；
S6, pwm control signal gives work drive motor drive control device, work drive motor drive control device control AC servo electricity
Machine is operated；
S7, output torque controlled quentity controlled variable is to load controller, and load controller control tunable load unit output is corresponding negative
Carry.
During step S1 real-time controlling unit parameter adjustments, by computer on-line operation, on the computer screen with figure
Form, Real time dynamic display rotor reference velocity, rotor actual measurement speed, electric machine phase current, input rotor
Angle and torque information.
The above is only the preferred embodiment of the present invention, it should be pointed out that：Come for those skilled in the art
Say, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (6)
1. a kind of Digital Electric electronic experimental device, it is characterised in that including real-time controlling unit (1), signal protection module
(2) and suspension member area, the suspension member area grafting experiment modular assembly；
Experiment modular assembly is connected with the signal protection module (2), signal protection module (2) and real-time controlling unit
(1) it is connected；The experiment module component of suspension member area grafting is stand-alone assembly structure, including AC servo motor hardware in loop
Module (3)；
AC servo motor hardware in loop module (3) includes work drive motor drive control device (10), experiment AC servo motor
(11), torque sensor unit (12), tunable load unit (13), load controller (14)；Work drive motor drive control device
(10), torque sensor unit (12), load controller (14) are connected with signal protection module (2)；
Experiment AC servo motor (11) be connected to work drive motor drive control device (10), torque sensor unit (12) it
Between；Tunable load unit (13) is connected between torque sensor unit (12), load controller (14)；
In the AC servo motor hardware in loop module (3), work drive motor drive control device (10) includes high voltage supply module
(15), photoelectric isolation module (20), power chip power supply module (24), power driver module (19), coder module (21), electricity
Flow sensor (22), voltage sensor (23), work drive motor power module (16), protection circuit module (17)；
High voltage supply module (15) is connected with work drive motor power module (16), and photoelectric isolation module (20), power chip are powered
Module (24), work drive motor power module (16), protection circuit module (17) are connected with power driver module (19), and power drives
Dynamic model block (19) joint test is with AC servo motor (11)；
Real-time controlling unit (1) connects power driver module (19) by signal protection module (2), photoelectric isolation module (20),
Coder module (21), current sensor (22), voltage sensor (23) respectively connect signal protection module (2), exchange and watch
Take motor (11)；
Work drive motor power module (16) output motor working power gives power driver module (19), high voltage supply module (15)
Output voltage to work drive motor power module (16) is converted to motor working power after voltage conversion, while motor working power is passed through
The 24V power supplys that power conversion chip obtains power chip power supply module (24) output are crossed, and is current sensor (22), voltage
Sensor (23) provides ± 12V dc sources of power supply；
± 12V the dc sources connect current sensor (22), voltage sensor (23), are current sensor (22), voltage
Sensor (23) provides power supply；
The real-time controlling unit (1) specifically includes following step to the control process of AC servo motor hardware in loop module (3)
Suddenly：
S1, real-time controlling unit (1) gathers rotor reference velocity w by signal protection module (2)ref, rotor actual measurement
Speed w, electric machine phase current ia,ib, input angle of rotor of motor θ；
S2, calculation error e=wref-w；
S3, carries out speed ring PI computings, obtains controlled quentity controlled variable outputKPAnd KIRespectively speed ring PI computings
Proportionality coefficient and integral coefficient；
S4, according to u, ia,ib, θ carry out Park conversion, Clark conversion, double-current ring PI computings, obtain medium voltage variable Uα,
Uβ；
S5, according to medium voltage variable Uα,Uβ, SVPWM conversion is carried out, export pwm control signal；
S6, pwm control signal gives work drive motor drive control device (10), and work drive motor drive control device (10) control exchange is watched
Take motor (11) operating；
S7, output torque controlled quentity controlled variable controls tunable load unit (3) output phase to load controller (14), load controller (14)
The load answered.
2. Digital Electric electronic experimental device according to claim 1, it is characterised in that：The experiment modular assembly
Also include that single-phase bridge half control rectification module (4), three phase ac voltage regulation module (5), single phase ac regulation module (6), three-phase are brilliant
Brake tube is complete/and half-controlling bridged rectifier module (7), SPWM control blow-up orthogonal frequency-variable module (8), IGBT DC chopper circuits (9).
3. Digital Electric electronic experimental device according to claim 1, it is characterised in that：
The real-time controlling unit (1) produces six road pwm signals to be transported to work drive motor by signal protection module (2) and drives control
Device (10) processed, work drive motor drive control device (10) and experiment AC servo motor (11) are by three-phase power line, holding wire
It is connected, the operation of work drive motor drive control device (10) control AC servo motor (11), and obtain experiment AC servo electricity
The position of machine (11) and velocity information；
The real time data of the AC servo motor (11) that work drive motor drive control device (10) is collected passes through signal protection module
(2) real-time controlling unit (1) is sent to；
The loading moment parameter set on real-time controlling unit (1) sends load controller (14), load controller (14) control to
Tunable load unit (13) processed produces the loading moment of change, while real-time controlling unit (1) is to torque sensor unit (12)
Output signal pass through signal protection module (2) Real-time Collection；
Tunable load unit (13), torque sensor unit (12), are coaxially connected with AC servo motor (11).
4. Digital Electric electronic experimental device according to claim 1, it is characterised in that：High voltage supply module (15) is used
In being that work drive motor power module (16) provides power supply, including connection terminal portion, rectification bridge portion, relay protection part,
The connection terminal portion, rectification bridge portion, relay protection part are linked in sequence successively；
An electric capacity is respectively provided with connection terminal portion each lead.
5. Digital Electric electronic experimental device according to claim 1, it is characterised in that：Photoelectric isolation module (20) is wrapped
Six tunnels control circuit is included, the control of the pwm signal exported by signal protection module (2) by real-time controlling unit (1), optocoupler exists
The input signal of the lower turn-on and turn-off IPM of pwm control signal effect.
6. Digital Electric electronic experimental device according to claim 1, it is characterised in that：Protection circuit module (17) is wrapped
Include bus overvoltage under-voltage protecting circuit, IPM output abnormalities protection circuit and protection control circuit；The bus overvoltage under-voltage protection
Circuit, IPM output abnormalities protection circuit, soft start relay circuit are connected with protection control circuit.
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| CN105958878B (en) * | 2016-06-24 | 2019-03-22 | 南京工程学院 | A kind of digitlization thyristor dc motor speed control device and method |
| CN106205305A (en) * | 2016-06-24 | 2016-12-07 | 南京工程学院 | A kind of power electronics and motor drag experiment porch and operation method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1468573A (en) * | 1973-04-19 | 1977-03-30 | Xerox Corp | Educational kit for teachting about generator and motors |
| CN201072607Y (en) * | 2007-07-26 | 2008-06-11 | 浙江天煌科技实业有限公司 | Digitized electric power and electric motor control experimental device |
| CN201203974Y (en) * | 2008-06-06 | 2009-03-04 | 浙江万里学院 | Electric force electronic technology experimental device |
| CN102332223A (en) * | 2011-09-25 | 2012-01-25 | 北京理工大学 | Teaching experiment system based on alternating-current motor driving control method |
| CN204576921U (en) * | 2015-02-16 | 2015-08-19 | 南京工程学院 | A kind of Digital Electric electronic experimental device |
-
2015
- 2015-02-16 CN CN201510084658.XA patent/CN104616575B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1468573A (en) * | 1973-04-19 | 1977-03-30 | Xerox Corp | Educational kit for teachting about generator and motors |
| CN201072607Y (en) * | 2007-07-26 | 2008-06-11 | 浙江天煌科技实业有限公司 | Digitized electric power and electric motor control experimental device |
| CN201203974Y (en) * | 2008-06-06 | 2009-03-04 | 浙江万里学院 | Electric force electronic technology experimental device |
| CN102332223A (en) * | 2011-09-25 | 2012-01-25 | 北京理工大学 | Teaching experiment system based on alternating-current motor driving control method |
| CN204576921U (en) * | 2015-02-16 | 2015-08-19 | 南京工程学院 | A kind of Digital Electric electronic experimental device |
Non-Patent Citations (1)
| Title |
|---|
| 交流伺服系统动态性能在线测试平台设计";赵小丽、黄家才等;《自动化仪表》;20131031;第34卷(第10期);正文第70页右栏全栏以及图1 * |
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