CN109669398A - A kind of gas breakdown discharge test electrode multifreedom controlling method and system - Google Patents
A kind of gas breakdown discharge test electrode multifreedom controlling method and system Download PDFInfo
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- CN109669398A CN109669398A CN201811631741.4A CN201811631741A CN109669398A CN 109669398 A CN109669398 A CN 109669398A CN 201811631741 A CN201811631741 A CN 201811631741A CN 109669398 A CN109669398 A CN 109669398A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/414—Structure of the control system, e.g. common controller or multiprocessor systems, interface to servo, programmable interface controller
- G05B19/4142—Structure of the control system, e.g. common controller or multiprocessor systems, interface to servo, programmable interface controller characterised by the use of a microprocessor
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/34—Director, elements to supervisory
- G05B2219/34013—Servocontroller
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- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The embodiment of the present application shows a kind of gas breakdown discharge test electrode multifreedom controlling method and system.Technical solution shown in the embodiment of the present application completes the acquisition and calculating of multichannel photoelectric encoder information based on the multiplex coding device processing module of FPGA, analog quantity sampling module collection voltages sensor, current sensor, collected speed, position, turn signal and voltage, electric current is transferred to based on DSP core control module, DSP core control module exports switching frequency by kernel control module, duty ratio, phase and dead time information are to the pwm pulse generation module based on FPGA, for comprehensively control electrode lateral adjustments motor, electrode vertical adjustment motor, electrode support lateral adjustments motor, the rotational angle of electrode support vertical adjustment motor, steering and position.
Description
Technical field
The present invention relates to high-tension apparatus and power electronics field, in particular to a kind of gas breakdown discharge test electrode
Multifreedom controlling method and system.
Background technique
Gas is a kind of practical dielectric, the either middle ring network cabinet in pressure field or the gas-insulated of high pressure field
Combined electrical apparatus requires gas-insulated medium.Gas discharge characteristic is based on following three kinds of typical electric fields: uniform electric field, slightly not
Uniform electric field and severe non-uniform electric field.Three kinds of electric field models can by board-to-board under certain condition, ball-ball, needle to board electrode come
It realizes, and it further includes electric discharge along insulation system surface that gas discharge, which not only includes cushionila gas body electric discharge,.
Operation cumbersome during progress increasingly influences experimentation in gas breakdown discharge test, some devices
Electrode cannot move, and the electrode of some devices switches complexity, test and have to first beat cover when adjusting electrode distance every time
It opens, replaces electrode of different shapes, then from the interelectrode gap of internal measurement.Therefore, cause in gas breakdown discharge test
In it is cumbersome, consumption time cost it is very high, conventional efficient is low.
Summary of the invention
Goal of the invention of the invention is to provide a kind of gas breakdown discharge test electrode multifreedom controlling method and is
System, to solve technical problem of the existing technology.
The embodiment of the present application first aspect shows a kind of gas breakdown discharge test electrode multifreedom controlling system, described
System includes:
Electrode support lateral adjustments motor, electrode support vertical adjustment motor, electrode lateral adjustments motor, electrode are longitudinally adjusted
Section motor, electric machine support, and, control module；
Electrode support lateral adjustments motor is connected with the electric machine support, electrode support vertical adjustment motor and the electricity
Machine support is connected；
Electrode lateral adjustments motor is connected with electrode, and electrode vertical adjustment motor is connected with electrode；
The electrode support lateral adjustments motor, electrode support vertical adjustment motor, electrode lateral adjustments motor, electrode are vertical
It is electrically connected to motor is adjusted with the control module.
Selectable, the output shaft of electrode support lateral adjustments motor is provided with constant worm pich axis, the constant worm pich axis
It is connected with electric machine support, the lateral position of fixed electric discharge device.
Selectable, the output shaft of electrode support vertical adjustment motor is provided with constant worm pich axis, the constant worm pich axis
It is connected with electric machine support, the lengthwise position of fixed electric discharge device.
Selectable, the control module includes:
Module, electricity occur for DSP core control module, analog quantity sampling module, communication module, the pwm pulse based on FPGA
Source module, the multiplex coding device processing module based on FPGA, photoelectric encoder:
Power module is connected with external power supply；
Photoelectric encoder is installed on the adjustment axis of electrode lateral adjustments motor, the adjustment axis of electrode vertical adjustment motor, electricity
Adjustment axis, the adjustment axis of electrode support vertical adjustment motor of pole bracket lateral adjustments motor；
Communication module respectively with the multiplex coding device processing module based on FPGA, and, analog quantity sampling module is connected；
DSP core control module occurs module with the pwm pulse based on FPGA and is connected.
The embodiment of the present application second aspect shows a kind of gas breakdown discharge test electrode multifreedom controlling method, described
Method includes:
Acquisition electrode information；
The electrode information is sent to DSP core control module by communication module；
DSP core control module by preset program, export switching frequency, duty ratio, phase and dead time information to
Control circuit, coordination electrode lateral adjustments motor, electrode vertical adjustment motor, electrode support lateral adjustments motor, electrode support
Rotational angle, steering and the position of vertical adjustment motor.
Selectable, the acquisition electrode information includes:
The home position of acquisition electrode, speed, and, it turns to:
The real time position of acquisition electrode, speed, and, electric current.
Selectable, the DSP core control module exports switching frequency, duty ratio, phase and dead by preset program
The step of area's temporal information includes:
According to the home position of the electrode, speed is turned to, and with predeterminated position, position control adjusts the position of electrode；
Position sensor obtains the real time position of electrode in real time；According to micro- between the real time position and predeterminated position
The relationship of dividing, speed regulator adjust the rate of electrode movement in real time；
The electric current of real-time acquisition electrode, according to the electric current of the electrode, current regulator controls computing circuit, output control
Data, the control data bag include: switching frequency, duty ratio, adjust phase point, and, dead time；
Motor is adjusted according to the control data, the motor includes: electrode support lateral adjustments motor, and electrode support is vertical
To adjusting motor, electrode lateral adjustments motor, electrode vertical adjustment motor.
It is selectable, described the step of adjusting motor according to control data specifically:
Control data are defeated by the pwm pulse based on FPGA and module occur, and comprehensively control electrode lateral adjustments motor, electrode are vertical
To rotational angle, steering and the position for adjusting motor, electrode support lateral adjustments motor, electrode support vertical adjustment motor, control
The multiple degrees of freedom of gas discharge breakdown test electrode processed is mobile.
From the above technical scheme, the embodiment of the present application shows a kind of gas breakdown discharge test electrode multiple degrees of freedom control
Method and system processed,.Technical solution shown in the embodiment of the present application completes multichannel based on the multiplex coding device processing module of FPGA
The acquisition and calculating of photoelectric encoder information, analog quantity sampling module collection voltages sensor, current sensor, collected speed
Degree, position, turn signal and voltage, electric current are transferred to based on DSP core control module, and DSP core control module passes through core
Control module exports switching frequency, duty ratio, phase and dead time information and module occurs to the pwm pulse based on FPGA, uses
It is longitudinal in comprehensively control electrode lateral adjustments motor, electrode vertical adjustment motor, electrode support lateral adjustments motor, electrode support
Rotational angle, steering and the position of motor are adjusted, realizes the multifreedom controlling of gas discharge breakdown test electrode.The present invention can
To realize that the multiple degrees of freedom of gas breakdown discharge test electrode accurately controls, and its control system have acquisition data speed it is fast,
The characteristics of accuracy height and good compatibility, as the module cooperation easy to accomplish with gas discharge experimental system.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is that a kind of gas breakdown discharge test electrode multifreedom controlling system exemplified is preferably implemented according to one
Schematic diagram；
Fig. 2 is that a kind of gas breakdown discharge test electrode multifreedom controlling method exemplified is preferably implemented according to one
Flow chart；
Fig. 3 is the structural block diagram that the DSP core control module exemplified is preferably implemented according to one；
Fig. 4 is the pwm pulse based on FPGA exemplified to be preferably implemented according to one modular structure block diagram occurs.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Whole description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the present application first aspect shows a kind of gas breakdown discharge test electrode multifreedom controlling system, described
System includes:
Electrode support lateral adjustments motor, electrode support vertical adjustment motor, electrode lateral adjustments motor, electrode are longitudinally adjusted
Section motor, electric machine support, and, control module；
Electrode support lateral adjustments motor is connected with the electric machine support, electrode support vertical adjustment motor and the electricity
Machine support is connected；
Electrode lateral adjustments motor is connected with electrode, and electrode vertical adjustment motor is connected with electrode；
The electrode support lateral adjustments motor, electrode support vertical adjustment motor, electrode lateral adjustments motor, electrode are vertical
It is electrically connected to motor is adjusted with the control module.
Selectable, the output shaft of electrode support lateral adjustments motor is provided with constant worm pich axis, the constant worm pich axis
It is connected with electric machine support, the lateral position of fixed electric discharge device.
Selectable, the output shaft of electrode support vertical adjustment motor is provided with constant worm pich axis, the constant worm pich axis
It is connected with electric machine support, the lengthwise position of fixed electric discharge device.
As shown in Figure 1, a kind of gas breakdown discharge test electrode multifreedom controlling system of the present invention, the present invention can
Effectively realize the multifreedom controlling of gas discharge breakdown test electrode, and the design for gas discharge experimental rig provides ginseng
It examines, engineering practical value with higher.
For the present invention using transverse electrode bracket and longitudinal electrode bracket, bracket is equipped with connecting element, fixed gas breakdown
Discharge test device；The lateral position of electrode support and lengthwise position, which are adjusted, uses electrode support lateral adjustments motor, electrode branch
Frame vertical adjustment motor, the lateral position of electrode and lengthwise position are adjusted using electrode lateral adjustments motor and electrode vertical adjustment
Motor；
More specifically, the output axis connection constant worm pich axis of electrode support lateral adjustments motor, with electrode support transverse direction
The adjustment axis for adjusting motor is connected, the lateral position of fixed electric discharge device；The output shaft of electrode support vertical adjustment motor connects
Constant worm pich axis is connect, is connected with the adjustment axis of electrode support vertical adjustment motor, the lengthwise position of fixed electric discharge device；
More specifically, electrode lateral adjustments motor is connect by electrode lateral adjustments axis with electrode, fixed discharge electrode
Lateral position；Electrode vertical adjustment motor is connect by electrode vertical adjustment axis with electrode, longitudinal position of fixed discharge electrode
It sets.
Selectable, the control module includes:
Module, electricity occur for DSP core control module, analog quantity sampling module, communication module, the pwm pulse based on FPGA
Source module, the multiplex coding device processing module based on FPGA, photoelectric encoder:
Power module is connected with external power supply；
Photoelectric encoder is installed on the adjustment axis of electrode lateral adjustments motor, the adjustment axis of electrode vertical adjustment motor, electricity
Adjustment axis, the adjustment axis of electrode support vertical adjustment motor of pole bracket lateral adjustments motor；
Communication module respectively with the multiplex coding device processing module based on FPGA, and, analog quantity sampling module is connected；
DSP core control module occurs module with the pwm pulse based on FPGA and is connected.
The embodiment of the present application second aspect shows a kind of gas breakdown discharge test electrode multifreedom controlling method, described
Method includes:
Acquisition electrode information；
The electrode information is sent to DSP core control module by communication module；
DSP core control module by preset program, export switching frequency, duty ratio, phase and dead time information to
Control circuit, coordination electrode lateral adjustments motor, electrode vertical adjustment motor, electrode support lateral adjustments motor, electrode support
Rotational angle, steering and the position of vertical adjustment motor.
Selectable, the acquisition electrode information includes:
The home position of acquisition electrode, speed, and, it turns to:
The real time position of acquisition electrode, speed, and, electric current.
As shown in 2 attached drawing 3 of attached drawing, communication module is by collected speed, position, turn signal and voltage, current signal
It is transferred to the kernel control module based on DSP；The kernel control module of DSP executes internal system program, and output switching frequency accounts for
Sky ratio, phase and dead time information are transferred to the pwm pulse based on FPGA and module, comprehensively control electrode lateral adjustments electricity occur
Mechanical, electrical pole vertical adjustment motor, electrode support lateral adjustments motor, the rotational angle of electrode support vertical adjustment motor, steering
And position, realize the multifreedom controlling of gas discharge breakdown test electrode.
Selectable, the DSP core control module exports switching frequency, duty ratio, phase and dead by preset program
The step of area's temporal information includes:
According to the home position of the electrode, speed is turned to, and with predeterminated position, position control adjusts the position of electrode；
Position sensor obtains the real time position of electrode in real time；According to micro- between the real time position and predeterminated position
The relationship of dividing, speed regulator adjust the rate of electrode movement in real time；
The electric current of real-time acquisition electrode, according to the electric current of the electrode, current regulator controls computing circuit, output control
Data, the control data bag include: switching frequency, duty ratio, adjust phase point, and, dead time；
Motor is adjusted according to the control data, the motor includes: electrode support lateral adjustments motor, and electrode support is vertical
To adjusting motor, electrode lateral adjustments motor, electrode vertical adjustment motor.
As shown in figure 4, described the step of adjusting motor according to control data specifically:
Control data are defeated by the pwm pulse based on FPGA and module occur, and comprehensively control electrode lateral adjustments motor, electrode are vertical
To rotational angle, steering and the position for adjusting motor, electrode support lateral adjustments motor, electrode support vertical adjustment motor, control
The multiple degrees of freedom of gas discharge breakdown test electrode processed is mobile.
From the above technical scheme, the embodiment of the present application shows a kind of gas breakdown discharge test electrode multiple degrees of freedom control
Method and system processed,.Technical solution shown in the embodiment of the present application completes multichannel based on the multiplex coding device processing module of FPGA
The acquisition and calculating of photoelectric encoder information, analog quantity sampling module collection voltages sensor, current sensor, collected speed
Degree, position, turn signal and voltage, electric current are transferred to based on DSP core control module, and DSP core control module passes through core
Control module exports switching frequency, duty ratio, phase and dead time information and module occurs to the pwm pulse based on FPGA, uses
It is longitudinal in comprehensively control electrode lateral adjustments motor, electrode vertical adjustment motor, electrode support lateral adjustments motor, electrode support
Rotational angle, steering and the position of motor are adjusted, realizes the multifreedom controlling of gas discharge breakdown test electrode.The present invention can
To realize that the multiple degrees of freedom of gas breakdown discharge test electrode accurately controls, and its control system have acquisition data speed it is fast,
The characteristics of accuracy height and good compatibility, as the module cooperation easy to accomplish with gas discharge experimental system.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to of the invention its
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the invention, these modifications, purposes or
Person's adaptive change follows general principle of the invention and including the undocumented common knowledge in the art of the present invention
Or conventional techniques.The description and examples are only to be considered as illustrative, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be understood that the present invention is not limited to the precise structure already described above and shown in the accompanying drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is limited only by the attached claims.
Claims (8)
1. a kind of gas breakdown discharge test electrode multifreedom controlling system, which is characterized in that the system comprises:
Electrode support lateral adjustments motor, electrode support vertical adjustment motor, electrode lateral adjustments motor, electrode vertical adjustment electricity
Machine, electric machine support, and, control module；
Electrode support lateral adjustments motor is connected with the electric machine support, electrode support vertical adjustment motor and the motor branch
Frame is connected；
Electrode lateral adjustments motor is connected with electrode, and electrode vertical adjustment motor is connected with electrode；
The electrode support lateral adjustments motor, electrode support vertical adjustment motor, electrode lateral adjustments motor, electrode are longitudinally adjusted
Section motor is electrically connected with the control module.
2. system according to claim 1, which is characterized in that the output shaft of electrode support lateral adjustments motor is provided with
Away from thread spindle, the constant worm pich axis is connected with electric machine support, the lateral position of fixed electric discharge device.
3. system according to claim 1, which is characterized in that the output shaft of electrode support vertical adjustment motor is provided with
Away from thread spindle, the constant worm pich axis is connected with electric machine support, the lengthwise position of fixed electric discharge device.
4. system according to claim 1, which is characterized in that the control module includes:
Module, power supply mould occur for DSP core control module, analog quantity sampling module, communication module, the pwm pulse based on FPGA
Block, the multiplex coding device processing module based on FPGA, photoelectric encoder:
Power module is connected with external power supply；
Photoelectric encoder is installed on the adjustment axis of electrode lateral adjustments motor, the adjustment axis of electrode vertical adjustment motor, electrode branch
Adjustment axis, the adjustment axis of electrode support vertical adjustment motor of frame lateral adjustments motor；
Communication module respectively with the multiplex coding device processing module based on FPGA, and, analog quantity sampling module is connected；
DSP core control module occurs module with the pwm pulse based on FPGA and is connected.
5. a kind of gas breakdown discharge test electrode multifreedom controlling method, which is characterized in that the described method includes:
Acquisition electrode information；
The electrode information is sent to DSP core control module by communication module；
DSP core control module exports switching frequency, duty ratio, phase and dead time information to control by preset program
Circuit, coordination electrode lateral adjustments motor, electrode vertical adjustment motor, electrode support lateral adjustments motor, electrode support are longitudinal
Adjust rotational angle, steering and the position of motor.
6. according to the method described in claim 5, it is characterized in that, the acquisition electrode information includes:
The home position of acquisition electrode, speed, and, it turns to:
The real time position of acquisition electrode, speed, and, electric current.
7. according to the method described in claim 6, it is characterized in that, the DSP core control module passes through preset program, output
The step of switching frequency, duty ratio, phase and dead time information includes:
According to the home position of the electrode, speed is turned to, and with predeterminated position, position control adjusts the position of electrode；
Position sensor obtains the real time position of electrode in real time；It is closed according to the differential between the real time position and predeterminated position
System, speed regulator adjust the rate of electrode movement in real time；
The electric current of real-time acquisition electrode, according to the electric current of the electrode, current regulator controls computing circuit, output control number
According to the control data bag includes: switching frequency, duty ratio adjust phase point, and, dead time；
Motor is adjusted according to the control data, the motor includes: electrode support lateral adjustments motor, and electrode support is longitudinally adjusted
Save motor, electrode lateral adjustments motor, electrode vertical adjustment motor.
8. the method according to the description of claim 7 is characterized in that described the step of adjusting motor according to control data, is specific
Are as follows:
Control data are defeated by the pwm pulse based on FPGA and module occur, and comprehensively control electrode lateral adjustments motor, electrode are longitudinally adjusted
It economizes on electricity rotational angle, steering and the position of mechanical, electrical pole bracket lateral adjustments motor, electrode support vertical adjustment motor, controls gas
The multiple degrees of freedom of body discharge breakdown experimental electrode is mobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811631741.4A CN109669398A (en) | 2018-12-29 | 2018-12-29 | A kind of gas breakdown discharge test electrode multifreedom controlling method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811631741.4A CN109669398A (en) | 2018-12-29 | 2018-12-29 | A kind of gas breakdown discharge test electrode multifreedom controlling method and system |
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| Publication Number | Publication Date |
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| CN109669398A true CN109669398A (en) | 2019-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811631741.4A Pending CN109669398A (en) | 2018-12-29 | 2018-12-29 | A kind of gas breakdown discharge test electrode multifreedom controlling method and system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203241509U (en) * | 2013-04-26 | 2013-10-16 | 许继集团有限公司 | Breakdown characteristic test device of high-voltage insulating gas |
| CN107765150A (en) * | 2017-10-18 | 2018-03-06 | 福州大学 | Intelligent electric arc fault simulation system and operating method |
| CN207200605U (en) * | 2018-01-29 | 2018-04-06 | 太仓永瑞检测装备科技有限公司 | The more motor real-time control platforms of modularization based on DSP and FPGA |
| CN108770168A (en) * | 2018-07-20 | 2018-11-06 | 南京航空航天大学 | A kind of gas isolated dielectric barrier discharge device |
-
2018
- 2018-12-29 CN CN201811631741.4A patent/CN109669398A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203241509U (en) * | 2013-04-26 | 2013-10-16 | 许继集团有限公司 | Breakdown characteristic test device of high-voltage insulating gas |
| CN107765150A (en) * | 2017-10-18 | 2018-03-06 | 福州大学 | Intelligent electric arc fault simulation system and operating method |
| CN207200605U (en) * | 2018-01-29 | 2018-04-06 | 太仓永瑞检测装备科技有限公司 | The more motor real-time control platforms of modularization based on DSP and FPGA |
| CN108770168A (en) * | 2018-07-20 | 2018-11-06 | 南京航空航天大学 | A kind of gas isolated dielectric barrier discharge device |
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Application publication date: 20190423 |