CN110045164A - The impulse voltage generator trigger device of more measuring device precise synchronizations - Google Patents
The impulse voltage generator trigger device of more measuring device precise synchronizations Download PDFInfo
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- CN110045164A CN110045164A CN201910397862.5A CN201910397862A CN110045164A CN 110045164 A CN110045164 A CN 110045164A CN 201910397862 A CN201910397862 A CN 201910397862A CN 110045164 A CN110045164 A CN 110045164A
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- trigger
- output end
- semiconductor switch
- controllable semiconductor
- voltage generator
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/28—Provision in measuring instruments for reference values, e.g. standard voltage, standard waveform
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/14—Circuits therefor, e.g. for generating test voltages, sensing circuits
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Generation Of Surge Voltage And Current (AREA)
Abstract
This application discloses a kind of impulse voltage generator trigger devices of more measuring device precise synchronizations, the device includes charging module, controllable semiconductor switch device, trigger control module and high pressure trigger pulse generation module, wherein, the output end of charging module is connect with the input terminal of controllable semiconductor switch device, the output end of controllable semiconductor switch device is connect with the input terminal of high pressure trigger pulse generation module, and the output end of high pressure trigger pulse generation module is connected to the ignition ball gap of impulse voltage generator；The output end of trigger control module is connect with the control terminal of controllable semiconductor switch device, for controlling the on-off of controllable semiconductor switch device.The trigger device realizes the reliable triggering of the low jitter of multiple measuring devices and impulse voltage generator, and flexible, the accurate adjusting of each equipment triggering timing is conveniently realized, and the device makes it possible impact test from traditional electric signal measurement to the synchro measure of the signals such as acousto-optic electric heating.
Description
Technical field
This application involves technical field of electricity more particularly to a kind of impulse voltage generators of more measuring device precise synchronizations
Trigger device.
Background technique
Power equipment is run in the power system, it is often necessary to bear overvoltage, overvoltage may be from thunder and lightning, it is also possible to
From power system operation process.In order to guarantee that the safe and stable operation of electric system, power equipment need to try by high voltage
It tests.The essential test of one kind is lightning impulse pressure test.
Lightning impulse voltage generator mostly uses multistage Marx generator architecture, and the electric discharge of the generator is initially by high pressure
What pulse-triggered ignition ball gap was realized.High-pressure pulse device used in traditional trigger sphere gap is to utilize relay or contactor
The output of a high-voltage pulse is completed at control point by the closure that console button controls mechanical contact in relay or contactor
To trigger ignition ball gap, so that surge generator exports lightning impulse voltage wave.
But the high-voltage pulse trigger device of this kind of mechanical contact control has two big disadvantages, first is that the movement of mechanical contact
Delay jitter is bigger；Second is that the lower trigger device of mechanical contact control can not with it is existing pass through under study for action frequently with high speed camera
Equal high-precision equipments realize the precise synchronization of arbitrary sequence.
Summary of the invention
This application provides a kind of impulse voltage generator trigger devices of more measuring device precise synchronizations, current to solve
Impulse voltage generator action delay shakes the problem of precise synchronization that is larger, cannot achieve each equipment triggering timing.
In order to solve the above-mentioned technical problem, the embodiment of the present application discloses following technical solution:
The embodiment of the present application discloses a kind of impulse voltage generator trigger device of more measuring device precise synchronizations, including
Charging module, controllable semiconductor switch device, trigger control module and high pressure trigger pulse generation module, wherein
The output end of the charging module is connect with the input terminal of the controllable semiconductor switch device, described controllably partly to lead
The output end of body switching device is connect with the input terminal of the high pressure trigger pulse generation module, and the high pressure trigger pulse generates
The output end of module is connected to the ignition ball gap of the impulse voltage generator；
The output end of the trigger control module is connect with the control terminal of the controllable semiconductor switch device, for controlling
The on-off of the controllable semiconductor switch device.
Optionally, the charging module include power supply, charge switch S2, rectifier diode D1, capacitor C2, resistance R2 with
Modular circuit S3, the power supply, the charging control switch S2, the rectifier diode D1, the resistance R2 and the capacitor
Device C2 is connected in series；The modular circuit S3 is connected in parallel with the capacitor C2, and the modular circuit S3 and the charging are controlled
Switch S2 electrical connection is made, for controlling the on-off of the charging control switch S2；
The input terminal of the capacitor C2 and the controllable semiconductor switch device is connected in series.
Optionally, the trigger control module includes DC power supply DC, resistance R4, manual trigger button S1 and output end
P3, the manual trigger button S1 control the output end P3 and send switch order to the controllable semiconductor switch device, use
In the on-off for controlling the controllable semiconductor switch device.
Optionally, the trigger control module includes DC power supply DC, resistance R4, external trigger signaling interface P1 and output end
The external trigger signal control output end P3 is opened to the controllable semiconductor based on the received by P3, the external trigger signaling interface P1
It closes device and sends switch order, for controlling the on-off of the controllable semiconductor switch device.
Optionally, the external trigger signaling interface P1 is bnc interface.
Optionally, the high pressure trigger pulse generation module includes pulse transformer T1, coupled capacitor C3 and high-voltage pulse
Output end P2, the input terminal of the pulse transformer T1 are connect with the output end of the controllable semiconductor switch device；The coupling
It is in parallel with the pulse transformer T1 to close capacitor C3；The output end of the high-voltage pulse output end P2 and the pulse transformer T1
Connection；
The high-voltage pulse output end P2 is connect with the ignition ball gap of the impulse voltage generator.
Optionally, the controllable semiconductor switch device is all-controlling power electronics device.
The impulse voltage generator trigger device of more measuring device precise synchronizations provided by the present application includes charging module, can
Control semiconductor switch device, trigger control module and high pressure trigger pulse generation module, wherein the output end of charging module with can
Control the input terminal connection of semiconductor switch device, the output end and high pressure trigger pulse generation module of controllable semiconductor switch device
Input terminal connection, the output end of high pressure trigger pulse generation module is connected to the ignition ball gap of impulse voltage generator；Triggering
The output end of control module is connect with the control terminal of controllable semiconductor switch device, for controlling controllable semiconductor switch device
On-off.What trigger device provided by the embodiments of the present application can realize the low jitter of multiple measuring devices and impulse voltage generator can
By triggering, and it is convenient to realize flexible, the accurate adjusting of each equipment triggering timing；The device makes impact test from traditional electricity
Signal measurement is possibly realized to the synchro measure of the signals such as acousto-optic electric heating, and the performance for being conducive to understand in all directions power equipment refers to
Its internal physical process is marked and analyzed, provides direction for the optimization and upgrading of power equipment.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The application can be limited.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is a kind of impulse voltage generator trigger device of more measuring device precise synchronizations provided by the embodiments of the present application
Structural block diagram；
Fig. 2 be more measuring device precise synchronizations provided by the embodiments of the present application impulse voltage generator trigger device in fill
The schematic diagram of electric module；
Fig. 3 be more measuring device precise synchronizations provided by the embodiments of the present application impulse voltage generator trigger device in touch
Send out the schematic diagram of control module；
Fig. 4 is filling for the impulse voltage generator trigger device of more measuring device precise synchronizations provided by the embodiments of the present application
The schematic diagram of electric module, controllable semiconductor switch device and high pressure trigger pulse generation module；
Fig. 5 is that the impulse voltage generator trigger device of more measuring device precise synchronizations provided by the embodiments of the present application is rushing
Hit the installation site explanatory diagram in voltage generator.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation
Example is only some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, the common skill in this field
The application protection all should belong in art personnel every other embodiment obtained without making creative work
Range.
Referring to Fig. 1, for a kind of impulse voltage generator touching of more measuring device precise synchronizations provided by the embodiments of the present application
The structural block diagram of transmitting apparatus.
As shown in Figure 1, the impulse voltage generator of more measuring device precise synchronizations provided by the embodiments of the present application triggers dress
It sets including charging module 1, controllable semiconductor switch device 3, trigger control module 2 and high pressure trigger pulse generation module 4,
In,
The output end of charging module 1 is connect with the input terminal of controllable semiconductor switch device 3, controllable semiconductor switch device
3 output end is connect with the input terminal of high pressure trigger pulse generation module 4, and the output end of high pressure trigger pulse generation module 4 connects
It is connected to the ignition ball gap of impulse voltage generator.When work, controllable semiconductor switch device 3 controls charging module 1 and high pressure is touched
The conducting and disconnection between pulse generation module 4 are sent out, when controllable semiconductor switch device 3 is connected, charging module 1 is high pressure touching
It sends out pulse generation module 4 to power, high pressure trigger pulse is exported after the boosting of high pressure trigger pulse generation module 4, high pressure triggers arteries and veins
Punching acts at the ignition ball gap of impulse voltage generator, to trigger the output of High Voltage Impulse Waveform；When controllable semiconductor is opened
When closing the disconnection of device 3, high pressure trigger pulse generation module 4 stops generating high pressure trigger pulse, and impulse voltage generator can not give birth to
At surge voltage wave.
The output end of trigger control module 2 is connect with the control terminal of controllable semiconductor switch device 3, for controlling controllable half
The on-off of conductor switching device 3.I.e. trigger control module 2 sends switch order to controllable semiconductor switch device 3, controllably partly leads
Body switching device 3 realizes the on-off of itself according to switch order, and then controls the generation and stopping of high pressure trigger pulse.
In this example, as shown in Fig. 2, charging module 1 includes power supply, charge switch S2, rectifier diode D1, capacitor
C2, resistance R2 and modular circuit S3, power supply, charging control switch S2, rectifier diode D1, resistance R2 connect company with capacitor C2
It connects；Modular circuit S3 is connected in parallel with capacitor C2, and modular circuit S3 is electrically connected with charging control switch S2, for controlling charging
The on-off of control switch S2.Power supply is alternating current 220V power voltage supply, is carried out after rectifier diode D1 rectification to capacitor C2
Charging, the speed of charging have resistance R2 control.After capacitor C2 is charged to predeterminated voltage, charging is fed back to by modular circuit S3
Control switch S2, stops charging process；After capacitor is through overdischarge, voltage is lower than preset voltage value, passes through module
Circuit S3 feeds back to charging control switch S2, and making charging control switch S2, closed pair capacitor C2 charges again.
The effect of modular circuit S3 is to maintain capacitor C2 charging voltage in a fixed value, can be with inside modular circuit S3
The Push And Release of charging control switch S2 is controlled by voltage comparator, i.e. modular circuit S3 detects that the voltage of capacitor C2 is lower than
When predeterminated voltage, modular circuit S3 controls charging control switch S2 closure, and power supply charges to capacitor C2；Modular circuit S3
When detecting that the voltage of capacitor C2 is equal to or more than predeterminated voltage, modular circuit S3 controls charging control switch S2 and disconnects, and stops
Only charge to capacitor C2.
The input terminal of capacitor C2 and controllable semiconductor switch device 3 is connected in series, when controllable semiconductor switch device 3 is led
When logical, capacitor C2 electric discharge is powered high pressure trigger pulse generation module 4, and triggering high pressure trigger pulse generation module 4 produces
Raw high pressure trigger pulse.
In this example, as shown in figure 3, trigger control module 2 may include DC power supply DC, resistance R4, manual trigger button
S1 and output end P3, manual trigger button S1 are used to control the connection of DC power supply DC Yu output end P3, control output end P3 to
Controllable semiconductor switch device 3 sends switch order, to control the on-off of controllable semiconductor switch device 3.I.e. when by assistant
When dynamic trigger button S1, output end P3 can export high-level control signal, and high-level control signal reaches controllable semiconductor
The control terminal of switching device 3 is connected for controlling controllable semiconductor switch device 3.
Trigger control module 2 may also comprise DC power supply DC, resistance R4, external trigger signaling interface P1 and output end P3, outside
Trigger signal interface P1 is for receiving external trigger high level signal, when external trigger signaling interface P1 receives external trigger high level letter
Number when, output end P3 can output HIGH voltage control signal, and high-level control signal reaches controllable semiconductor switch device 3
Control terminal is connected for controlling controllable semiconductor switch device 3.Optionally, external trigger signaling interface P1 is BNC (Bayonet
Nut Connector, tartar's nut connector) interface, bnc interface interferes signal each other and subtracts for completely cutting off input signal
It is few, and signal bandwidth is bigger than the D type interface of common 15 needle, can reach more preferably signal response effect.
Controllable semiconductor switch device 3 is all-controlling power electronics device IGBT (Insulated Gate Bipolar
Transistor, insulated gate bipolar transistor) Q1, which receives what trigger control module provided, and switch order controls
The generation and stopping of high pressure trigger pulse.IGBT is by BJT (Bipolar Junction Transistor, bipolar junction transistor
Triode) and MOS (Metal Oxide Semiconductor FET insulating gate type field effect tube) composition compound full-control type-
Voltage driven type-power semiconductor, the feature with automatic shutoff.IGBT is to control on or off by voltage signal
Switch, do not amplify the function of voltage, when conducting can regard conducting wire as, as open circuit when disconnection.IGBT merged BJT and
The advantages of two kinds of devices of MOSFET, such as driving power are small low with saturation voltage drop.
In this example, as shown in figure 4, high pressure trigger pulse generation module 4 include pulse transformer T1, coupled capacitor C3 with
The input terminal of high-voltage pulse output end P2, pulse transformer T1 are connect with the output end of controllable semiconductor switch device 3；Coupling electricity
Appearance C3 is in parallel with pulse transformer T1, and output end of the high-voltage pulse output end P2 for pulse transformer T1 connects；High-voltage pulse
The connection of the ignition ball gap of output end P2 and impulse voltage generator.I.e. when controllable semiconductor switch device 3 is connected, capacitor C2
It discharges by resistance R3, and is exported after pulse transformer T1 boosting at the high-voltage pulse end output end P2, output end P2 output
High pressure trigger pulse.
As shown in figure 5, the impulse voltage generator of more measuring device precise synchronizations provided by the embodiments of the present application triggers dress
It sets at the ignition ball gap for being mounted on impulse voltage generator, trigger device exports high pressure trigger pulse, the effect of high pressure trigger pulse
In the ignition ball gap of impulse voltage generator, the ball gap of impulse voltage generator is made to puncture and generate lightning impulse voltage wave.
The impulse voltage generator trigger device of more measuring device precise synchronizations provided by the embodiments of the present application includes charging
Module, controllable semiconductor switch device, trigger control module and high pressure trigger pulse generation module, wherein charging module it is defeated
Outlet is connect with the input terminal of controllable semiconductor switch device, the output end and high pressure trigger pulse of controllable semiconductor switch device
The input terminal of generation module connects, and the output end of high pressure trigger pulse generation module is connected to the ignition pill of impulse voltage generator
Gap；The output end of trigger control module is connect with the control terminal of controllable semiconductor switch device, is opened for controlling controllable semiconductor
Close the on-off of device.Controllable semiconductor switch device controls the on-off of charging module and high pressure trigger pulse generation module, when can
When controlling semiconductor switch device conducting, charging module is the power supply of high pressure trigger pulse generation module, and high pressure trigger pulse generates mould
Block generates high pressure trigger pulse, generates surge voltage wave to trigger impulse voltage generator.The trigger device realizes multiple surveys
Measure the reliable triggering of the low jitter of equipment and impulse voltage generator, and conveniently realized each equipment triggering timing it is flexible,
It is accurate to adjust, and the device become impact test from traditional electric signal measurement to the synchro measure of the signals such as acousto-optic electric heating can
Can, be conducive to the performance indicator for understanding power equipment in all directions and analyze its internal physical process, is the excellent of power equipment
Change upgrading and direction is provided.
It should be noted that in the present specification, the relational terms of such as " first " and " second " or the like are used merely to
It distinguishes one entity or operation from another entity or operation, and not necessarily requires or imply these entities or operation
Between there are any this actual relationship or sequences.
Those skilled in the art will readily occur to its of the application after considering specification and practicing the disclosure invented here
His embodiment.This application is intended to cover any variations, uses, or adaptations of the invention, these modifications, purposes or
Person's adaptive change follows the general principle of the application and including the undocumented common knowledge in the art of the application
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the application are wanted by right
The content asked is pointed out.
Above-described the application embodiment does not constitute the restriction to the application protection scope.
Claims (7)
1. a kind of impulse voltage generator trigger device of more measuring device precise synchronizations, which is characterized in that including charging module,
Controllable semiconductor switch device, trigger control module and high pressure trigger pulse generation module, wherein
The output end of the charging module is connect with the input terminal of the controllable semiconductor switch device, and the controllable semiconductor is opened
The output end for closing device is connect with the input terminal of the high pressure trigger pulse generation module, the high pressure trigger pulse generation module
Output end be connected to the ignition ball gap of the impulse voltage generator；
The output end of the trigger control module is connect with the control terminal of the controllable semiconductor switch device, described for controlling
The on-off of controllable semiconductor switch device.
2. the impulse voltage generator trigger device of more measuring device precise synchronizations according to claim 1, feature exist
In, the charging module include power supply, charge switch S2, rectifier diode D1, capacitor C2, resistance R2 and modular circuit S3,
The power supply, the charging control switch S2, the rectifier diode D1, the resistance R2 connect company with the capacitor C2
It connects；The modular circuit S3 is connected in parallel with the capacitor C2, the modular circuit S3 and charging control switch S2 electricity
Connection, for controlling the on-off of the charging control switch S2；
The input terminal of the capacitor C2 and the controllable semiconductor switch device is connected in series.
3. the impulse voltage generator trigger device of more measuring device precise synchronizations according to claim 1, feature exist
In the trigger control module includes DC power supply DC, resistance R4, manual trigger button S1 and output end P3, the manual touching
It sends out the button S1 control output end P3 and sends switch order to the controllable semiconductor switch device, it is described controllable for controlling
The on-off of semiconductor switch device.
4. the impulse voltage generator trigger device of measuring device precise synchronization according to claim 1, which is characterized in that
The trigger control module includes DC power supply DC, resistance R4, external trigger signaling interface P1 and output end P3, the external trigger letter
External trigger signal controls the output end P3 and sends to the controllable semiconductor switch device and switchs based on the received by number interface P1
Instruction, for controlling the on-off of the controllable semiconductor switch device.
5. the impulse voltage generator trigger device of measuring device precise synchronization according to claim 4, which is characterized in that
The external trigger signaling interface P1 is bnc interface.
6. the impulse voltage generator trigger device of more measuring device precise synchronizations according to claim 1, feature exist
In, the high pressure trigger pulse generation module include pulse transformer T1, coupled capacitor C3 and high-voltage pulse output end P2, it is described
The input terminal of pulse transformer T1 is connect with the output end of the controllable semiconductor switch device；The coupled capacitor C3 with it is described
Pulse transformer T1 is in parallel；The high-voltage pulse output end P2 is connect with the output end of the pulse transformer T1；
The high-voltage pulse output end P2 is connect with the ignition ball gap of the impulse voltage generator.
7. the impulse voltage generator trigger device of measuring device precise synchronization according to claim 1, which is characterized in that
The controllable semiconductor switch device is all-controlling power electronics device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910397862.5A CN110045164A (en) | 2019-05-14 | 2019-05-14 | The impulse voltage generator trigger device of more measuring device precise synchronizations |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910397862.5A CN110045164A (en) | 2019-05-14 | 2019-05-14 | The impulse voltage generator trigger device of more measuring device precise synchronizations |
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| Publication Number | Publication Date |
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| CN110045164A true CN110045164A (en) | 2019-07-23 |
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| CN201910397862.5A Pending CN110045164A (en) | 2019-05-14 | 2019-05-14 | The impulse voltage generator trigger device of more measuring device precise synchronizations |
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| CN1750339A (en) * | 2004-09-30 | 2006-03-22 | 中国科学院长春光学精密机械与物理研究所 | Be applicable to the spike trigger equipment of duty spark gap high-voltage switch gear work |
| EP1916532A2 (en) * | 2006-10-27 | 2008-04-30 | Kabushiki Kaisha Toshiba | Generating device for trigger signal |
| CN101320058A (en) * | 2008-06-30 | 2008-12-10 | 西安交通大学 | Intelligent light emission/receiving control device of thunder and lightning test equipment of overvoltage protector |
| CN103400717A (en) * | 2013-08-06 | 2013-11-20 | 国家电网公司 | Multi-electrode field distortion gas switch and multi-switch synchronous triggering method |
| CN105319407A (en) * | 2014-07-30 | 2016-02-10 | 中国铁道科学研究院 | Dual-loop impulse generator |
| CN207424026U (en) * | 2017-10-16 | 2018-05-29 | 云南电网有限责任公司电力科学研究院 | Impulse voltage generator Multi- Switch synchronous triggering device |
| CN108872824A (en) * | 2018-09-04 | 2018-11-23 | 重庆大学 | Soil electric discharge imaging device and more impulse current generator synchronization systems and method |
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2019
- 2019-05-14 CN CN201910397862.5A patent/CN110045164A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1750339A (en) * | 2004-09-30 | 2006-03-22 | 中国科学院长春光学精密机械与物理研究所 | Be applicable to the spike trigger equipment of duty spark gap high-voltage switch gear work |
| EP1916532A2 (en) * | 2006-10-27 | 2008-04-30 | Kabushiki Kaisha Toshiba | Generating device for trigger signal |
| CN101320058A (en) * | 2008-06-30 | 2008-12-10 | 西安交通大学 | Intelligent light emission/receiving control device of thunder and lightning test equipment of overvoltage protector |
| CN103400717A (en) * | 2013-08-06 | 2013-11-20 | 国家电网公司 | Multi-electrode field distortion gas switch and multi-switch synchronous triggering method |
| CN105319407A (en) * | 2014-07-30 | 2016-02-10 | 中国铁道科学研究院 | Dual-loop impulse generator |
| CN207424026U (en) * | 2017-10-16 | 2018-05-29 | 云南电网有限责任公司电力科学研究院 | Impulse voltage generator Multi- Switch synchronous triggering device |
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Application publication date: 20190723 |
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