CN104199336B - Visualization based permanent magnet synchronous motor torque detecting system and method - Google Patents
Visualization based permanent magnet synchronous motor torque detecting system and method Download PDFInfo
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- CN104199336B CN104199336B CN201410364361.4A CN201410364361A CN104199336B CN 104199336 B CN104199336 B CN 104199336B CN 201410364361 A CN201410364361 A CN 201410364361A CN 104199336 B CN104199336 B CN 104199336B
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Abstract
The invention discloses a visualization based permanent magnet synchronous motor torque detecting system and method. The visualization based permanent magnet synchronous motor torque detecting system is characterized in that a torque sensor is arranged on a motor shaft of a permanent magnet synchronous motor; the torque sensor is connected with a first input pin of a DSP (Digital Signal Processing) based data collection system with an SCI (Serial Communications Interface) module; the DSP based data collection system is connected with an upper computer through an RS232 interface; the upper computer is provided with a torque detection module with a LabVIEW based motor shaft; the upper computer is also provided with a VISA (Virtual Instrument Software Architecture) module. The visualization based permanent magnet synchronous motor torque detecting system and method can effectively avoid defects that intuitive observation of waveforms of motor shaft torque in the prior art only depends on a waveform display system which is abnormally detailed and complicated and poor in integration performance.
Description
Technical field
The invention belongs to the torque technical field of permagnetic synchronous motor is and in particular to a kind of be based on visual permanent-magnet synchronous
The detecting system of the torque of motor and its method.
Background technology
When the stator of permasyn morot is passed through three-phase alternating current, three-phase current produces on the resistance of stator winding
Voltage drop.The rotating armature magnetomotive force being produced by three-phase alternating current and the armature field of foundation, one side cutting stator winding, and
Produce induction electromotive force in the stator windings；On the other hand drag rotor with electromagnetic force to rotate with synchronous rotational speed.Armature supply is also
The stator winding leakage magnetic flux only with stator winding intersecting chain can be produced, and produce sensing electric leakage kinetic potential in the stator windings.
By this permasyn morot with its small volume, torque inertia is high, torque response is fast, excellent performance the advantages of in
Be widely applied in low capacity Alternating Current Governor System, and the variation tendency of torque often can only by detached oscillograph and
Instrument display instrument is carrying out, so very inconvenient in observation.
Content of the invention
It is an object of the invention to provide a kind of detecting system of the torque based on visual permagnetic synchronous motor and its method,
Including being provided with torque sensor on the motor shaft of permagnetic synchronous motor, described torque sensor is with sci module
First input pin of the data collecting system based on dsp is connected, the described data collecting system 4 based on dsp also by
Rs232 interface is connected with host computer, and described host computer carries the Torque test module of the motor shaft based on labview, institute
Visa module is also included in the host computer stated.And the variation tendency of torque of the prior art can be prevented effectively from reference to its method
Often the very inconvenient defect in observation of sample can only be carried out by detached oscillograph and instrument display instrument.
In order to overcome deficiency of the prior art, the invention provides a kind of turning based on visual permagnetic synchronous motor
The detecting system of square and its solution of method, specific as follows:
A kind of detecting system of the torque based on visual permagnetic synchronous motor, including the motor in permagnetic synchronous motor
Torque sensor 1 is provided with axle, described torque sensor 1 is with the data collecting system 4 based on dsp with sci module
The first input pin 5 be connected, the described data collecting system 4 based on dsp is also by rs232 interface 8 with host computer 9 phase
Connect, described host computer 9 carries the Torque test module 10 of the motor shaft based on labview, also wraps in described host computer 9
Containing visa module.
The Torque test module 10 of the described motor shaft based on labview includes human-computer interaction interface, described people
Machine interactive interface includes operation interface part and display interface part, and described operation interface part is by operation interface
Just through the Torque test module 10 of the motor shaft based on labview, instruction can be sent to host computer 9 after being operated；Described
Display interface part is divided into waveform display portion and instrument display portion, and described waveform display portion is able to detect that selected model
Enclose the whole change procedure of the torque data of the motor shaft of interior permanent-magnet synchronous motor；Described instrument display portion can stably show
Show the data of the torque of the motor shaft of permagnetic synchronous motor.
Described waveform display portion shows the width of the torque of motor shaft of permagnetic synchronous motor by waveform display window
Value-time graph, described instrument display portion includes an arc-shaped scale zone, a described arc-shaped scale area
Domain is used for representing the torque value scope of the motor shaft of permagnetic synchronous motor, and the lower section of a described arc-shaped scale zone is each
It is provided with a pointer shape icon, the top of a described arc-shaped scale zone is respectively arranged with for showing permanent-magnet synchronous
The text box of the torque value of the motor shaft of motor.
Described operation interface part includes serial ports parameter setting part, waveform selection part, waveform shaping part divide, control
Part and waveform display parameters setting unit, described serial ports parameter setting part is used for the initial of the parameter to serial communication
Change, described serial ports parameter setting part include for serial port number select choice box and be used for arranging serial communication ripple
The text box of special rate, in the described choice box selecting for serial port number, default selective value is capable of identify that for host computer 9
Serial port number, described waveform display parameters setting unit includes the text of the translative mode for arranging data iq form
Frame, it is used for arranging text box and the text box for arranging sample frequency of cache size, described waveform shaping part subpackage
Include for selecting the select button of the passage of the data collecting system based on dsp, for choosing whether to selected based on dsp
The passage of data collecting system amplitude measure vernier shift knob, for choosing whether to be based on to selected
Vernier shift knob that the time of the passage of the data collecting system of dsp measures, for show selected based on dsp's
The text box of the amplitude of the passage of data collecting system, the passage for showing the selected data collecting system based on dsp
The text box of time, for arranging the text box of vernier quarter value and the left and right tie rod being used for waveform movement, described control
Part includes start button, pause button and stop button, and described start button, pause button and stop button are respectively to quilt
Survey waveform to execute startup, operation suspension and terminate the control running, described waveform selection part is included for selecting display forever
The torque profile of the motor shaft of magnetic-synchro motor click frame, thus can show in waveform display window and be used for after selecting
Select the torque profile figure of the motor shaft of display permagnetic synchronous motor.
The method of the described detecting system of the torque based on visual permagnetic synchronous motor, step is as follows:
Step 1: start the detecting system of the torque based on visual permagnetic synchronous motor first, torque sensor 1 is right
The torque of the motor shaft of permagnetic synchronous motor carries out data acquisition, and the torque of the motor shaft the permagnetic synchronous motor collecting
Value is delivered to the data collecting system 4 based on dsp, and is run by the Torque test module 10 of the motor shaft based on labview
Human-computer interaction interface, on human-computer interaction interface, serial ports parameter setting part selects serial port number and serial communication baud rate,
And allow serial communication baud rate with the serial communication baud rate one of setting in the sci module in the data collecting system 4 based on dsp
Cause；
Step 2: in the odd even to serial communication elsewhere of the Torque test module 10 of the motor shaft based on labview
Check bit, data bits and stop position are configured, the described parity check bit to serial communication, data bits and stop
The value of stop bit setting is respectively with the even-odd check of the serial communication of setting in the sci module in the data collecting system 4 based on dsp
The value that position, data bits are arranged with stop position is consistent；
Step 3: in addition in text box, the literary composition for arranging cache size of the translative mode for arranging data iq form
This frame and being used for arrange carry out respectively in the text box of sample frequency translative mode to data iq form, cache size and
The setting of sample frequency, is carried out to based on dsp by the select button of the passage for selecting the data collecting system based on dsp
The passage of data collecting system selection, by be used for choose whether to the selected data collecting system based on dsp
Vernier shift knob that the amplitude of passage measures, for choosing whether to the selected data collecting system based on dsp
The vernier shift knob that measures of time of passage and for arrange the text box of vernier quarter value be made whether respectively right
Whether the amplitude of the passage of the selected data collecting system based on dsp measures and makes a choice, is based on to selected
The time of the passage of the data collecting system of dsp measures and makes a choice and arrange vernier quarter value；
Step 4: be selected to by point select clicking frame and selecting of the torque profile of the motor shaft of display permagnetic synchronous motor
Select the waveform classification of the torque of the motor shaft of the permagnetic synchronous motor showing in waveform display window, this completes initialization
Setting；
Step 5: and then after clicking start button, the Torque test module of the described motor shaft based on labview
10 are just sent to data collecting system 4 based on dsp measurement instruction by rs232 interface 8, and described measurement instruction includes
The information of Initialize installation, and the Torque test module 10 of the motor shaft based on labview is provided with for protecting in internal memory
Deposit the array of the information of current initialization setting, every time before preserving the information of current initialization setting, first currently initial
The information changing setting is saved in compared with the information of last Initialize installation in this array with the last time, if variant,
Just the information that current initialization is arranged is saved in the array of the information for preserving current initialization setting, without difference
Different, the data for preserving the array of the information of current initialization setting keeps constant；
Step 6: include initially via what rs232 interface 8 transmission came when the data collecting system 4 based on dsp receives
Change the measurement instruction of the information of setting, will be shown forever in waveform display window according to the selection in the information of Initialize installation
The waveform classification of the torque of the motor shaft of magnetic-synchro motor and to the selection of the passage of the data collecting system based on dsp in real time
The torque data that the waveform classification of the torque of the motor shaft of same permagnetic synchronous motor of collection is corresponding is sent out by the passage of selection
Deliver in host computer 9；
Step 7: after host computer 9 receives torque data, the Torque test module 10 of the motor shaft based on labview just sets
Put buffer area to store the torque data receiving, the transceiving data that serial communication is a group with 4 bytes every time, receive
Torque data is the data of iq form, and so through format conversion, the torque data receiving being converted into common decimal scale again has
Waveform truthful data represented by symbolic number, the concrete mode of format conversion is the sign of the torque data first judging to receive
Deriving signed number, signed number can get waveform truthful data through inverse operation to attribute again, and waveform truthful data preserves
In case generating observation waveform in buffer area, when data is deposited, circulate each time, array all will newly can be read through rearward displacement
The data got leaves buffer area foremost in, and the data of array afterbody removal will be disallowable；
Step 8: the waveform truthful data in buffer area is delivered to waveform display window and is directed to corresponding permagnetic synchronous motor
The torque of motor shaft shown in the form of amplitude versus time curve, or pass through pointer shape icon in instrument display portion
The text box of sign the torque value in the corresponding motor shaft for showing permagnetic synchronous motor in arc-shaped scale zone
Middle display torque value.
The present invention, during display, just can show instrument and waveform shows and integrates, it is to avoid separately observation
Inconvenience, be easy to concentrate in together and combine the change of numerical value and the fluctuation of a period of time, just can accomplish overall assurance.
Brief description
Fig. 1 is the detecting system attachment structure schematic diagram of the torque based on visual permagnetic synchronous motor of the present invention.
Specific embodiment
Labview programming language, also referred to as g language, are a kind of data flow programming languages.Programmer passes through to draw wire
Connect the node of difference in functionality, how patterned flow chart (lv source code) structures shape program executes.These lines transmit
Variable, after all of input data is ready to, node just executes at once.This is likely to occur the feelings using multiple nodes simultaneously
Condition, g language congenitally has executed in parallel ability.Built-in dispatching algorithm, can automatically using multiprocessor and multithreading hardware
With cross-platform, thread is multiplexed on the node that can run.
As shown in figure 1, a kind of detecting system of the torque based on visual permagnetic synchronous motor, including in permanent-magnet synchronous
Torque sensor 1 is provided with the motor shaft of motor, described torque sensor 1 is with the data based on dsp with sci module
First input pin 5 of acquisition system 4 is connected, and the described data collecting system 4 based on dsp is same also by rs232 interface 8
Host computer 9 is connected, and described host computer 9 carries the Torque test module 10 of the motor shaft based on labview, and described is upper
Visa module is also included in machine 9.The Torque test module 10 of the described motor shaft based on labview includes man-machine interaction
Interface, described human-computer interaction interface includes operation interface part and display interface part, and described operation interface part is logical
Crossing just can be through the Torque test module 10 of the motor shaft based on labview to host computer 9 after the carrying out to operation interface operates
Send instruction；Described display interface part is divided into waveform display portion and instrument display portion, described waveform display portion
It is able to detect that the whole change procedure of the torque data of motor shaft of selected scope interior permanent-magnet synchronous motor；Described instrument shows
Show that part can stably show the data of the torque of motor shaft of permagnetic synchronous motor.Described waveform display portion passes through waveform
Display window shows the amplitude versus time curve of the torque of motor shaft of permagnetic synchronous motor, and described instrument display portion includes
There is an arc-shaped scale zone, a described arc-shaped scale zone is used for representing turning of the motor shaft of permagnetic synchronous motor
Square value scope, the lower section of a described arc-shaped scale zone is each provided with a pointer shape icon, a described circle
The top of arcuation scale zone is respectively arranged with the text box of the torque value of the motor shaft for showing permagnetic synchronous motor.Described
Operation interface part include serial ports parameter setting part, waveform selection part, waveform shaping part divide, control section and waveform
Display parameters setting unit, described serial ports parameter setting part is used for the initialization of the parameter to serial communication, described string
Mouth parameter setting part includes the choice box selecting for serial port number and the text for arranging serial communication baud rate
Frame, the serial port that in the described choice box selecting for serial port number, default selective value is capable of identify that for host computer 9
Number, described waveform display parameters setting unit includes the text box of the translative mode for arranging data iq form, for setting
Put the text box of cache size and the text box for arranging sample frequency, described waveform shaping part divides including for selecting
The select button of the passage of the data collecting system based on dsp, be used for choose whether to the selected data acquisition based on dsp
Vernier shift knob that the amplitude of the passage of system measures, for choosing whether to adopt based on the data of dsp to selected
Vernier shift knob that the time of the passage of collecting system measures, for showing the selected data acquisition system based on dsp
The text box of the amplitude of passage of system, the literary composition for showing the time of passage of the selected data collecting system based on dsp
This frame, for arrange vernier quarter value text box and be used for waveform movement left and right tie rod, amplitude and time scale acceptable
It is amplified as needed and reduces, in order to be analyzed to waveform thin portion.Realize after waveform shows, panel can also being passed through
On time amplitude vernier the size of waveform time and amplitude is measured, realize to measured quantitative analyses.Described
Control section includes start button, pause button and stop button, and described start button, pause button and stop button are respectively
Tested waveform is executed with startup, operation suspension and terminates the control running, described waveform selection part is included for selecting to show
Show the motor shaft of permagnetic synchronous motor torque profile click frame, thus can by select after show in waveform display window
For selecting the torque profile figure of the motor shaft of display permagnetic synchronous motor.
The method of the described detecting system of the torque based on visual permagnetic synchronous motor, step is as follows:
Step 1: start the detecting system of the torque based on visual permagnetic synchronous motor first, torque sensor 1 is right
The torque of the motor shaft of permagnetic synchronous motor carries out data acquisition, and the torque of the motor shaft the permagnetic synchronous motor collecting
Value is delivered to the data collecting system 4 based on dsp, and is run by the Torque test module 10 of the motor shaft based on labview
Human-computer interaction interface, on human-computer interaction interface, serial ports parameter setting part selects serial port number and serial communication baud rate,
And allow serial communication baud rate with the serial communication baud rate one of setting in the sci module in the data collecting system 4 based on dsp
Cause；
Step 2: in the odd even to serial communication elsewhere of the Torque test module 10 of the motor shaft based on labview
Check bit, data bits and stop position are configured, the described parity check bit to serial communication, data bits and stop
The value of stop bit setting is respectively with the even-odd check of the serial communication of setting in the sci module in the data collecting system 4 based on dsp
The value that position, data bits are arranged with stop position is consistent；
Step 3: in addition in text box, the literary composition for arranging cache size of the translative mode for arranging data iq form
This frame and being used for arrange carry out respectively in the text box of sample frequency translative mode to data iq form, cache size and
The setting of sample frequency, is carried out to based on dsp by the select button of the passage for selecting the data collecting system based on dsp
The passage of data collecting system selection, by be used for choose whether to the selected data collecting system based on dsp
Vernier shift knob that the amplitude of passage measures, for choosing whether to the selected data collecting system based on dsp
The vernier shift knob that measures of time of passage and for arrange the text box of vernier quarter value be made whether respectively right
Whether the amplitude of the passage of the selected data collecting system based on dsp measures and makes a choice, is based on to selected
The time of the passage of the data collecting system of dsp measures and makes a choice and arrange vernier quarter value；
Step 4: be selected to by point select clicking frame and selecting of the torque profile of the motor shaft of display permagnetic synchronous motor
Select the waveform classification of the torque of the motor shaft of the permagnetic synchronous motor showing in waveform display window, this completes initialization
Setting；
Step 5: and then after clicking start button, the Torque test module of the described motor shaft based on labview
10 are just sent to data collecting system 4 based on dsp measurement instruction by rs232 interface 8, and described measurement instruction includes
The information of Initialize installation, and the Torque test module 10 of the motor shaft based on labview is provided with for protecting in internal memory
Deposit the array of the information of current initialization setting, every time before preserving the information of current initialization setting, first currently initial
The information changing setting is saved in compared with the information of last Initialize installation in this array with the last time, if variant,
Just the information that current initialization is arranged is saved in the array of the information for preserving current initialization setting, without difference
Different, the data for preserving the array of the information of current initialization setting keeps constant；
Step 6: include initially via what rs232 interface 8 transmission came when the data collecting system 4 based on dsp receives
Change the measurement instruction of the information of setting, will be shown forever in waveform display window according to the selection in the information of Initialize installation
The waveform classification of the torque of the motor shaft of magnetic-synchro motor and to the selection of the passage of the data collecting system based on dsp in real time
The torque data that the waveform classification of the torque of the motor shaft of same permagnetic synchronous motor of collection is corresponding is sent out by the passage of selection
Deliver in host computer 9；
Step 7: after host computer 9 receives torque data, the Torque test module 10 of the motor shaft based on labview just sets
Put buffer area to store the torque data receiving, the transceiving data that serial communication is a group with 4 bytes every time, receive
Torque data is the data of iq form, and so through format conversion, the torque data receiving being converted into common decimal scale again has
Waveform truthful data represented by symbolic number, the concrete mode of format conversion is the sign of the torque data first judging to receive
Deriving signed number, signed number can get waveform truthful data through inverse operation to attribute again, and waveform truthful data preserves
In case generating observation waveform in buffer area, when data is deposited, circulate each time, array all will newly can be read through rearward displacement
The data got leaves buffer area foremost in, and the data of array afterbody removal will be disallowable；
Step 8: the waveform truthful data in buffer area is delivered to waveform display window and is directed to corresponding permagnetic synchronous motor
The torque of motor shaft shown in the form of amplitude versus time curve, or pass through pointer shape icon in instrument display portion
The text box of sign the torque value in the corresponding motor shaft for showing permagnetic synchronous motor in arc-shaped scale zone
Middle display torque value.
The above, be only presently preferred embodiments of the present invention, not the present invention is made with any pro forma restriction, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any is familiar with this professional technology people
Member, in the range of without departing from technical solution of the present invention, when the technology contents of available the disclosure above make a little change or modification
For the Equivalent embodiments of equivalent variations, as long as being without departing from technical solution of the present invention content, according to the technical spirit of the present invention,
Within the spirit and principles in the present invention, any simple modification, equivalent and improvement that above example is made etc., all still
Belong within the protection domain of technical solution of the present invention.
Claims (2)
1. a kind of detecting system of the torque based on visual permagnetic synchronous motor is it is characterised in that include in permanent magnet synchronous electric
Torque sensor is provided with the motor shaft of machine, described torque sensor is with the data acquisition based on dsp with sci module
First input pin of system is connected, and the described data collecting system based on dsp is also by rs232 interface with host computer phase
Connect, described host computer carries the Torque test module of the motor shaft based on labview, also includes in described host computer
Visa module；
The Torque test module of the described motor shaft based on labview includes human-computer interaction interface, described man-machine interaction
Interface includes operation interface part and display interface part, and described operation interface part is by grasping to the carrying out of operation interface
Just through the Torque test module of the motor shaft based on labview, instruction can be sent to host computer after work；Described display interface
Part is divided into waveform display portion and instrument display portion, and described waveform display portion is able to detect that permanent magnetism in selected scope
The whole change procedure of the torque data of the motor shaft of synchronous motor；Described instrument display portion can stably show that permanent magnetism is same
The data of the torque of motor shaft of step motor；
Described waveform display portion by waveform display window show permagnetic synchronous motor the torque of motor shaft amplitude-when
Half interval contour, described instrument display portion includes an arc-shaped scale zone, and a described arc-shaped scale zone is used
To represent the torque value scope of the motor shaft of permagnetic synchronous motor, the lower section of a described arc-shaped scale zone is each arranged
There is a pointer shape icon, the top of a described arc-shaped scale zone is respectively arranged with for showing permagnetic synchronous motor
The torque value of motor shaft text box；
Described operation interface part includes serial ports parameter setting part, waveform selection part, waveform shaping part divide, control section
And waveform display parameters setting unit, described serial ports parameter setting part is used for the initialization of the parameter to serial communication,
Described serial ports parameter setting part include for serial port number select choice box and be used for arranging serial communication baud
The text box of rate, the string that in the described choice box selecting for serial port number, default selective value is capable of identify that for host computer
Row port numbers, described waveform display parameters setting unit include the translative mode for arranging data iq form text box,
It is used for arranging text box and the text box for arranging sample frequency of cache size, described waveform shaping part divides including use
To select the select button of the passage of the data collecting system based on dsp, for choosing whether to the selected number based on dsp
The vernier shift knob that measures according to the amplitude of the passage of acquisition system, for choosing whether to selected based on dsp's
Vernier shift knob that the time of the passage of data collecting system measures, for showing the selected data based on dsp
The text box of the amplitude of the passage of acquisition system, be used for show the selected data collecting system based on dsp passage when
Between text box, for arranging the text box of vernier quarter value and the left and right tie rod being used for waveform movement, described control section
Including start button, pause button and stop button, described start button, pause button and stop button are respectively to tested ripple
Shape executes startup, operation suspension and terminates the control running, and described waveform selection part is included for selecting display permanent magnetism same
Step motor the torque profile of motor shaft click frame, thus can by selection after show for selecting in waveform display window
The torque profile figure of the motor shaft of display permagnetic synchronous motor.
2. the method for the detecting system of the torque based on visual permagnetic synchronous motor according to claim 1, it is special
Levy and be, step is as follows:
Step 1: start the detecting system of the torque based on visual permagnetic synchronous motor first, torque sensor is same to permanent magnetism
The torque of the motor shaft of step motor carries out data acquisition, and the torque value transmission of the motor shaft the permagnetic synchronous motor collecting
To the data collecting system based on dsp, and man-machine interaction circle is run by the Torque test module of the motor shaft based on labview
Face, on human-computer interaction interface, serial ports parameter setting part selects serial port number and serial communication baud rate, and allows serial ports to lead to
Letter baud rate is consistent with the serial communication baud rate of setting in the sci module in the data collecting system based on dsp；
Step 2: in the even-odd check to serial communication elsewhere of the Torque test module of the motor shaft based on labview
Position, data bits and stop position are configured, the described parity check bit to serial communication, data bits and stop position
The value of setting is respectively with the parity check bit of the serial communication of setting, number in the sci module in the data collecting system based on dsp
Consistent with the value that stop position is arranged according to bit；
Step 3: in addition in text box, the text box for arranging cache size of the translative mode for arranging data iq form
And be used for arranging and in the text box of sample frequency, carry out translative mode to data iq form, cache size and sampling respectively
The setting of frequency, is carried out to the number based on dsp by the select button of the passage for selecting the data collecting system based on dsp
According to the selection of the passage of acquisition system, by being used for choosing whether the passage to the selected data collecting system based on dsp
The vernier shift knob, logical to the selected data collecting system based on dsp for choosing whether that measures of amplitude
Vernier shift knob that the time in road measures and being made whether respectively to selected for arranging the text box of vernier quarter value
The amplitude of the passage of the data collecting system based on dsp selected measure make a choice, whether to selected based on dsp's
The time of the passage of data collecting system measures and makes a choice and arrange vernier quarter value；
Step 4: be selected to by point select clicking frame and selecting of the torque profile of the motor shaft of display permagnetic synchronous motor
The waveform classification of the torque of the motor shaft of the permagnetic synchronous motor that waveform display window shows, this completes initialization and sets
Put；Step 5: and then after clicking start button, the Torque test module of the described motor shaft based on labview is just survey
Amount instruction is sent to the data collecting system based on dsp by rs232 interface, and described measurement instruction includes Initialize installation
Information, and the Torque test module of the motor shaft based on labview is provided with for preserving current initialization in internal memory
The array of the information of setting, every time before preserving the information of current initialization setting, the first information that current initialization is arranged
It is saved in compared with the information of last Initialize installation in this array with the last time, if variant, just will be currently initial
The information changing setting is saved in the array of the information for preserving current initialization setting, without difference, for preserving
The data of the array of information of current initialization setting keeps constant；
Step 6: include Initialize installation via what rs232 interface 8 transmission came when receiving based on the data collecting system of dsp
Information measurement instruction, the permanent-magnet synchronous that will be shown in waveform display window according to the selection in the information of Initialize installation
The waveform classification of the torque of the motor shaft of motor and to the selection of the passage of the data collecting system based on dsp Real-time Collection
It is sent to by the passage of selection with the corresponding torque data of the waveform classification of the torque of the motor shaft of permagnetic synchronous motor
In the machine of position；
Step 7: after host computer receives torque data, the Torque test module of the motor shaft based on labview just arranges caching
Area storing the torque data receiving, the transceiving data that serial communication is a group with 4 bytes every time, the torque number receiving
According to the data for iq form, so through format conversion, the torque data receiving is converted into common decimal scale signed number again
Represented waveform truthful data, the concrete mode of format conversion is that the sign attribute first judging the torque data receiving comes
Derive signed number, signed number can get waveform truthful data through inverse operation again, and waveform truthful data is stored in caching
In case generating observation waveform in area, when data is deposited, circulate each time, array all newly can be read through rearward displacement
Data leaves buffer area foremost in, and the data of array afterbody removal will be disallowable；
Step 8: the waveform truthful data in buffer area is delivered to the electricity that waveform display window is directed to corresponding permagnetic synchronous motor
The torque of arbor is shown in the form of amplitude versus time curve, or is being justified by pointer shape icon in instrument display portion
Indicate in arcuation scale zone and aobvious in the text box of the torque value of the corresponding motor shaft for showing permagnetic synchronous motor
Show torque value.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101477343A (en) * | 2009-01-08 | 2009-07-08 | 上海交通大学 | Micro-reactor control system based on virtual instrument technology |
| CN202305074U (en) * | 2011-10-19 | 2012-07-04 | 中国石油化工股份有限公司胜利油田分公司技术检测中心 | Tester for starting torque of permanent magnet motor |
| CN203287499U (en) * | 2013-05-27 | 2013-11-13 | 宁波伊士通技术股份有限公司 | Apparatus for testing torque constant of permanent-magnet servo synchronous motor |
| CN103808444A (en) * | 2014-02-14 | 2014-05-21 | 奇瑞汽车股份有限公司 | Measuring system for measuring cogging torque of permanent magnet synchronous motor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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2014
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101477343A (en) * | 2009-01-08 | 2009-07-08 | 上海交通大学 | Micro-reactor control system based on virtual instrument technology |
| CN202305074U (en) * | 2011-10-19 | 2012-07-04 | 中国石油化工股份有限公司胜利油田分公司技术检测中心 | Tester for starting torque of permanent magnet motor |
| CN203287499U (en) * | 2013-05-27 | 2013-11-13 | 宁波伊士通技术股份有限公司 | Apparatus for testing torque constant of permanent-magnet servo synchronous motor |
| CN103808444A (en) * | 2014-02-14 | 2014-05-21 | 奇瑞汽车股份有限公司 | Measuring system for measuring cogging torque of permanent magnet synchronous motor |
Non-Patent Citations (2)
| Title |
|---|
| 基于LabVIEW的永磁同步电机测试系统研究;吴丽花;《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》;20140515(第5期);第16-38页 * |
| 基于虚拟仪器技术的转矩自动测试系统研究;王鲁涛;《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》;20090915(第9期);第15-25页 * |
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