CN107907810A - The adjustable parallel-plate electrode Electromagnetic Field Irradiation discharge system of vacuum - Google Patents
The adjustable parallel-plate electrode Electromagnetic Field Irradiation discharge system of vacuum Download PDFInfo
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- CN107907810A CN107907810A CN201711068968.8A CN201711068968A CN107907810A CN 107907810 A CN107907810 A CN 107907810A CN 201711068968 A CN201711068968 A CN 201711068968A CN 107907810 A CN107907810 A CN 107907810A
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- 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
- G01R31/16—Construction of testing vessels; Electrodes therefor
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- 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
- G01R31/1227—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 of components, parts or materials
- G01R31/1263—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 of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
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Abstract
The present invention provides a kind of adjustable parallel-plate electrode Electromagnetic Field Irradiation discharge system of vacuum, including Electromagnetic Field Irradiation device, parallel-plate electric discharge device, vacuum environment simulator and detection device；The Electromagnetic Field Irradiation device is arranged on the outside of the vacuum environment simulator, extraneous complex electromagnetic environment irradiation situation can be simulated, parallel-plate electric discharge device can simulate the situation of different parallel-plate electric discharges in actual environment, vacuum environment simulator improves the repeatability of experiment, and together constituting Electromagnetic Field Irradiation with reference to detecting system induces parallel-plate discharge system under vacuum environment.The system is used to study electromagnetic radiation correlation technique, and the problems such as influence of the electromagnetic radiation to inducing parallel-plate discharge system, accurate data is provided for safeguard, so as to reduce the security risk of the railway system.
Description
Technical field
The present invention relates to radiation-emitting and perturbation technique field, more particularly to a kind of adjustable parallel-plate electrode of vacuum
Electromagnetic Field Irradiation discharge system.
Background technology
For parallel-plate electric discharge research at present domestic main sides focus on numerical computations and apply pulse voltage test this two
Aspect.
China railways develop rapidly, and railway line extends in all direction, and train line is longer increasingly complex, may pass through multiplely
Area, provinces and cities.And the lineament in each area differs, geographical environment, the height above sea level in each province and city are also different from.A therefore row
The regional situation that the stroke of car covers height Different Altitude at the same time is much.
In addition, current electromagnetic environment is also increasingly sophisticated, integrated circuit integrated level is very high, the situation of gas discharge occurs
Also it is very much.
Train is when by Different Altitude（Different vacuum environments）External complex electromagnetic environment induces the parallel-plate of parallel-plate
Discharge scenario is more complicated, and there are hidden danger for Railway Security.
The content of the invention
To be put in order to solve the above technical problems, the present invention provides a kind of adjustable parallel-plate electrode Electromagnetic Field Irradiation of vacuum
Electric system, available for research electromagnetic radiation correlation technique, and the influence of electromagnetic radiation to inducing parallel-plate discharge system etc.
Problem, accurate data are provided for more preferable safeguard.
The present invention provides a kind of adjustable parallel-plate electrode Electromagnetic Field Irradiation discharge system of vacuum, including electromagnetic field spoke
According to device, parallel-plate electric discharge device, vacuum environment simulator and detection device；
The Electromagnetic Field Irradiation device is arranged on the outside of the vacuum environment simulator, for simulating extraneous complex electromagnetic environment
Irradiation situation；
The parallel-plate electric discharge device is connected with vacuum environment simulator, and the parallel-plate electric discharge device is used to simulate actual rings
The situation of different parallel-plate electric discharges in border；The vacuum environment simulator is used to simulate vacuum condition during Different Altitude；
The detection device is connected with the parallel-plate electric discharge device, for detecting the discharge wave of the parallel-plate electric discharge device
Shape.
Optionally, the parallel-plate electric discharge device includes parallel plate module and power module；
The vacuum environment simulator includes vacuum environment simulation chamber and vacuum environment control module, the vacuum environment simulation
Chamber has vacuum orifice and vacuum electrode interface, and the vacuum electrode interface includes the first vacuum electrode interface and the second vacuum electric
Pole interface；The vacuum environment control module is simulated chamber with the vacuum environment by the vacuum orifice and is connected；
The parallel plate module is arranged at vacuum environment simulation intracavitary, and the parallel plate module includes first electrode plate and the
Two electrode plates, the first electrode plate wiring are drawn from the first vacuum electrode interface and are connected with the power module cathode；
The second electrode plate wiring is drawn from the second vacuum electrode interface and is connected with the power module anode；
The detection device is connected in the circuit between the second vacuum electrode interface and the power module anode；
The Electromagnetic Field Irradiation device is arranged on the outside of the vacuum environment simulation chamber.
Optionally, the parallel-plate electric discharge device further includes current-limiting resistance, and it is true that the current-limiting resistance is connected on described first
In circuit between empty electrode interface and the power module cathode, or it is connected on the second vacuum electrode interface and the inspection
Survey in the circuit between device.
Optionally, the parallel plate module further includes Supporting Media plate, and the Supporting Media plate is located at the vacuum environment
Intracavitary is simulated, is used to support the first electrode plate and the second electrode plate, the Supporting Media plate is insulating materials.
Optionally, the detection device includes oscillograph and current probe unit；
The current probe unit is connected in the circuit between the second vacuum electrode interface and the power module anode；
The oscillograph is connected with the current probe unit.
Optionally, the Electromagnetic Field Irradiation device includes signal generator, power amplifier, transmitting antenna, the signal
Connected successively by coaxial cable between generator, the power amplifier and the transmitting antenna.
Optionally, the vacuum environment simulation chamber is glass tube with vacuum, and the first port closing of the glass tube with vacuum is solid
Fixed, second port is detachable.
Optionally, the vacuum environment control module includes vacuum pump, solenoid valve and pressure regulation unit；
The vacuum pump is connected with solenoid valve first end, and solenoid valve second end is connected with the pressure regulation unit entrance, pressure regulation unit
Outlet is connected with the vacuum orifice；
By vacuum leather hose bonding in vacuum between the solenoid valve, the pressure regulation unit and the vacuum orifice.
Optionally, the pressure regulation unit includes resistance vacuum gauge, vacuum flapper valve, four-way surge tank and Inflatable pressure-regulating portion
Part；Four-way surge tank first is the pressure regulation unit entrance, is connected with solenoid valve second end, second mouthful of four-way surge tank and electricity
Vacuum meter connection is hindered, the 3rd mouthful of four-way surge tank is connected with Inflatable pressure-regulating component, the 4th mouthful of four-way surge tank and vacuum flapper valve
One end connects, and the other end of the vacuum flapper valve exports for the pressure regulation unit, is connected with the vacuum orifice.
Optionally, the Inflatable pressure-regulating component includes charge valve and inflator pump, and the inflator pump passes through the charge valve
It is connected with the 3rd mouthful of the four-way surge tank.
Relative to the prior art, the solution have the advantages that：
The present invention provides a kind of adjustable parallel-plate electrode Electromagnetic Field Irradiation discharge system of vacuum, including Electromagnetic Field Irradiation to fill
Put, parallel-plate electric discharge device, vacuum environment simulator and detection device；
The Electromagnetic Field Irradiation device is arranged on the outside of the vacuum environment simulator, can simulate extraneous complex electromagnetic environment
Irradiation situation, parallel-plate electric discharge device can simulate the situation of different parallel-plate electric discharges in actual environment, vacuum environment simulation dress
The repeatability for improving experiment is put, together constituting parallel-plate under Electromagnetic Field Irradiation induction vacuum environment with reference to detecting system puts
Electric system.
The system is used to study electromagnetic radiation correlation technique, and electromagnetic radiation to the shadow of induction parallel-plate discharge system
The problems such as ringing, provides accurate data, so as to reduce the security risk of the railway system for safeguard.
Specifically, the parallel-plate electric discharge device includes parallel plate module and power module；
The vacuum environment simulator includes vacuum environment simulation chamber and vacuum environment control module, the vacuum environment simulation
Chamber has vacuum orifice and vacuum electrode interface, and the vacuum electrode interface includes the first vacuum electrode interface and the second vacuum electric
Pole interface；The vacuum environment control module is simulated chamber with the vacuum environment by the vacuum orifice and is connected；
The parallel plate module is arranged at vacuum environment simulation intracavitary, and the parallel plate module includes first electrode plate and the
Two electrode plates, the first electrode plate wiring are drawn from the first vacuum electrode interface and are connected with the power module cathode；
The second electrode plate wiring is drawn from the second vacuum electrode interface and is connected with the power module anode；
The detection device is connected in the circuit between the second vacuum electrode interface and the power module anode；
The Electromagnetic Field Irradiation device is arranged on the outside of the vacuum environment simulation chamber.
Parallel-plate electric discharge device includes parallel plate module and power module, and power module is parallel-plate module for power supply；Vacuum
Environment simulator includes vacuum environment simulation chamber and vacuum environment control module, and vacuum environment control module is used to control vacuum
The vacuum environment of environmental simulation intracavitary.
The vacuum environment simulation chamber has vacuum orifice, and vacuum environment control module passes through vacuum orifice and vacuum environment
Chamber connection is simulated, with air pressure in control chamber.
For ease of the connection of parallel-plate and power module, vacuum environment simulation chamber is equipped with two vacuum electrode interfaces：First
Vacuum electrode interface and the second vacuum electrode interface, the parallel plate module is arranged at the vacuum environment simulation intracavitary, described
Parallel plate module includes first electrode plate and second electrode plate, and the first electrode plate wiring is from the first vacuum electrode interface
Extraction is connected with the power module cathode；The second electrode plate wiring from the second vacuum electrode interface draw with it is described
Power module anode connects；
Vacuum environment simulation chamber is used to close parallel-plate discharge module, can be by varying the gas of parallel-plate discharge system local environment
Pressure value, simulates Different Altitude situation in true environment.
The detection device is connected in the circuit between the second vacuum electrode interface and the power module anode；
Detection device is used to detect discharge scenario of the parallel-plate discharge system in the case of additional electromagnetic field.
The adjustable parallel-plate electrode Electromagnetic Field Irradiation discharge system of the vacuum, can measure different frequency, the electricity of intensity
Magnetic irradiation interference is for inducing parallel-plate discharge breakdown voltage and discharge waveform under different gap, waveform, air pressure, parallel plate material
Influence.
In addition, parallel-plate electric discharge device can also set current-limiting resistance, current-limiting resistance can be connected on the first vacuum electrode and connect
In circuit mouthful between power module cathode, the circuit that can also be connected between the second vacuum electrode interface and detection device
In.The discharge signal that current-limiting resistance protection device is not happened suddenly is damaged, and protects security of system, extends the use of system
Service life.
Wherein, vacuum environment simulation chamber can be glass tube with vacuum, to ensure vacuum environment tightness, while easy to change
The parameter of parallel-plate, its first port can be that closing is non-disconnectable, and second port can be arranged to removably.
The system applied to measurement of electromagnetic environment with gas discharge in terms of being combined, for ensureing that Railway Security plays
Certain reference role.
Whole system has following features：
1）The electromagnetic interference of different frequency varying strength can be measured for inducing parallel-plate discharge breakdown voltage and discharge waveform
Influence；
2）The induction parallel-plate discharge breakdown voltage and discharge wave of the different gap under certain electromagnetic interference strength can be measured
The influence of shape；
3）The induction parallel-plate discharge breakdown voltage condition under certain electromagnetic interference strength under different air pressures can be measured and put
The influence of electrical waveform；
4）The different parallel plate materials induction parallel-plate electric discharges under certain electromagnetic interference strength under different air pressures can be measured to hit
Wear the influence of voltage and discharge waveform；
5）Influence of the different parallel board sizes for disruptive discharge and discharge waveform under certain electromagnetic interference can be measured.
Brief description of the drawings
Attached drawing is for providing a further understanding of the present invention, and a part for constitution instruction, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.
Fig. 1 provides a kind of specific implementation of the adjustable parallel-plate electrode Electromagnetic Field Irradiation discharge system of vacuum for the present invention
The schematic diagram of mode；
Fig. 2 present invention provides the 5th kind of embodiment of the adjustable parallel-plate electrode Electromagnetic Field Irradiation discharge system of vacuum
Schematic diagram.
Wherein, the correspondence between the reference numeral in Fig. 1 and Fig. 2 and component names is as follows：
1 Electromagnetic Field Irradiation device,
11 signal generators,
12 power amplifiers,
13 transmitting antennas,
2 parallel-plate electric discharge devices,
21 parallel plate modules,
211 first electrode plates,
212 second electrode plates,
213 Supporting Media plates,
22 power modules,
23 current-limiting resistances,
3 vacuum environment simulators,
31 vacuum environments simulate chamber,
311 vacuum orifices,
312 first vacuum electrode interfaces,
313 second vacuum electrode interfaces,
314 first ports,
315 second ports,
32 vacuum environment control modules,
33 vacuum pumps,
34 solenoid valves,
341 solenoid valve first ends,
342 solenoid valve second ends,
35 pressure regulation units,
351 pressure regulation unit entrances,
352 pressure regulation units export,
36 resistance vacuum gauges,
37 vacuum flapper valves,
38 four-way surge tanks,
382 second mouthful of four-way surge tanks,
383 the 3rd mouthful of four-way surge tanks,
384 the 4th mouthful of four-way surge tanks,
39 Inflatable pressure-regulating components,
4 detection devices.
Embodiment
In order to make those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
Please refer to Fig.1 and Fig. 2, Fig. 1 provide vacuum adjustable parallel-plate electrode Electromagnetic Field Irradiation electric discharge system for the present invention
A kind of schematic diagram of embodiment of system；
Fig. 2 present invention provides the 5th kind of embodiment of the adjustable parallel-plate electrode Electromagnetic Field Irradiation discharge system of vacuum
Schematic diagram.
Please refer to Fig.1, the present invention provides a kind of adjustable parallel-plate electrode Electromagnetic Field Irradiation discharge system of vacuum, one
In kind specific embodiment, including Electromagnetic Field Irradiation device 1, parallel-plate electric discharge device 2, vacuum environment simulator 3 and inspection
Survey device 4；
Electromagnetic Field Irradiation device 1 is arranged on the outside of vacuum environment simulator 3, for simulating extraneous complex electromagnetic environment irradiation feelings
Condition, parallel-plate electric discharge device 2 are connected with vacuum environment simulator 3, and parallel-plate electric discharge device 2 is used to simulate in actual environment not
With the situation of parallel-plate electric discharge, vacuum environment simulator 3 is used to simulate vacuum condition during Different Altitude；Detection device 4 with
Parallel-plate electric discharge device 2 connects, for detecting the discharge waveform of parallel-plate electric discharge device 2.
Vacuum environment simulator 3 improves the repeatability of experiment, and electromagnetic field spoke is together constituted with reference to detection device
According to parallel-plate discharge system under induction vacuum environment.The system is used to study electromagnetic radiation correlation technique, and electromagnetic radiation
To induce parallel-plate discharge system influence the problems such as, accurate data are provided for safeguard, so as to reduce the railway system
Security risk.
In another specific embodiment, parallel-plate electric discharge device 2 includes parallel plate module 21 and power module 22；
Vacuum environment simulator 3 includes vacuum environment simulation chamber and vacuum environment control module 32, vacuum environment simulation chamber tool
There are vacuum orifice 311 and vacuum electrode interface, vacuum electrode interface includes the first vacuum electrode interface 312 and the second vacuum electrode
Interface 313；Vacuum environment control module 32 is simulated chamber with vacuum environment by vacuum orifice 311 and is connected；
Parallel plate module 21 is arranged at vacuum environment simulation intracavitary, and parallel plate module 21 includes the electricity of first electrode plate 211 and second
Pole plate 212,211 wiring of first electrode plate are drawn from the first vacuum electrode interface 312 and are connected with 22 cathode of power module；Second electricity
212 wiring of pole plate is drawn from the second vacuum electrode interface 313 and is connected with 22 anode of power module；
Detection device 4 is connected in the circuit between the second vacuum electrode interface and power module anode 22；
Electromagnetic Field Irradiation device 1 is arranged on the outside of vacuum environment simulation chamber.
Parallel-plate electric discharge device 2 includes parallel plate module 21 and power module 22, and power module 22 is parallel plate module 21
Power supply；Vacuum environment simulator 3 includes vacuum environment simulation chamber and vacuum environment control module 32, vacuum environment control module
32 vacuum environment for controlling vacuum environment simulation intracavitary.
Vacuum environment simulation chamber has vacuum orifice 311, and vacuum environment control module 32 passes through vacuum orifice 311 and vacuum
Environmental simulation chamber connects, with air pressure in control chamber.
For ease of the connection of parallel-plate and power module 22, vacuum environment simulation chamber is equipped with two vacuum electrode interfaces：The
One vacuum electrode interface 312 and the second vacuum electrode interface 313, parallel plate module 21 are arranged at vacuum environment simulation intracavitary, put down
Andante module 21 includes first electrode plate 211 and second electrode plate 212, and 211 wiring of first electrode plate connects from the first vacuum electrode
Mouth 312 is drawn and is connected with 22 cathode of power module；212 wiring of second electrode plate is drawn and electricity from the second vacuum electrode interface 313
22 anode of source module connects；
Vacuum environment simulation chamber is used to close parallel-plate discharge module, can be by varying the gas of parallel-plate discharge system local environment
Pressure value, simulates Different Altitude situation in true environment.
Wherein, power module 22 uses D.C. regulated power supply, and D.C. regulated power supply provides surely for parallel-plate electric discharge device 2
Constant voltage source, and can adjust manually, can be that parallel-plate electric discharge device 2 provides the basic voltage needed.
Detection device 4 may be connected in the circuit between 22 anode of the second vacuum electrode interface 313 and power module.Detection
Device 4 is used to detect discharge scenario of the discharge system in the case of additional electromagnetic field.
The adjustable parallel-plate electrode Electromagnetic Field Irradiation discharge system of the vacuum, can measure different frequency, the electricity of intensity
Magnetic irradiation interference is for inducing parallel-plate discharge breakdown voltage and discharge waveform under different gap, waveform, air pressure, parallel plate material
Influence.
In addition, parallel-plate electric discharge device 2 can also set current-limiting resistance 23, current-limiting resistance 23 can be connected on the first vacuum electric
In circuit between 22 cathode of pole interface 312 and power module, the second vacuum electrode interface 313 and detection device can be also connected on
In circuit between 4.The discharge signal that 23 protection device of current-limiting resistance is not happened suddenly is damaged, and protects security of system,
The service life of extension system.
Wherein, vacuum environment simulation chamber can be glass tube with vacuum, to ensure vacuum environment tightness, while easy to change
The parameter of parallel-plate, its first port 314 can be fixed closeds, and second port 315 can be arranged to removably.Very
Empty glass tube is used to close parallel-plate discharge module, changes the atmospheric pressure value of parallel-plate discharge system local environment, simulates true ring
Different Altitude situation in border.In order to ensure leakproofness, glass tube with vacuum is only dismantled on one side, convenient that discharging model is put into glass tube
In, and preferably, a circle soft rubber increase air-tightness can be added in opening.
The system applied to measurement of electromagnetic environment with gas discharge in terms of being combined, for ensureing that Railway Security plays
Certain reference role.
In the application, the electromagnetic radiation system used in the system is the system by national authentication, guarantee test
Repeatability, the key instrument calibration used in experiment is also by measurement and calibration, is also improved while improving repeatability
The reliability of experiment.
Whole system has following features：
1）The electromagnetic interference of different frequency varying strength can be measured for inducing parallel-plate discharge breakdown voltage and discharge waveform
Influence；
2）The induction parallel-plate discharge breakdown voltage and discharge wave of the different gap under certain electromagnetic interference strength can be measured
The influence of shape；
3）The induction parallel-plate discharge breakdown voltage condition under certain electromagnetic interference strength under different air pressures can be measured and put
The influence of electrical waveform；
4）The different parallel plate materials induction parallel-plate electric discharges under certain electromagnetic interference strength under different air pressures can be measured to hit
Wear the influence of voltage and discharge waveform；
5）Influence of the different parallel board sizes for disruptive discharge and discharge waveform under certain electromagnetic interference can be measured.
In the 3rd specific embodiment, parallel plate module 21 further includes Supporting Media plate 213, Supporting Media plate
213 are positioned over vacuum environment simulation intracavitary, are used to support first electrode plate 211 and second electrode plate 212.
Two supporting racks can be set on Supporting Media plate 213, two supporting racks respectively with first electrode plate 211, second electrode plate
212 connections are fixed, and Supporting Media plate 213 and supporting rack are insulating materials.
In practical applications, dielectric-slab and supporting rack are used as support platform.It can be printed using 3D printing technique
The support outer framework of parallel-plate, and outer framework is embedded on dielectric-slab platform to fix parallel-plate.
In addition, parallel-plate can be the material of different sizes, shape, such as metal, insulating materials.
In the 4th specific embodiment, detection device 4 includes oscillograph and current probe unit；
Current probe unit is connected in the circuit between 22 anode of the second vacuum electrode interface 313 and power module；
Oscillograph is connected with current probe unit.
Wherein, oscillograph shows discharge scenario of the discharge system in the case of additional electromagnetic field, can be to prominent
Electricity current voltage situation of change catches time domain waveform.
Current probe unit is to detect discharge scenario, easy to be shown on oscillograph.
In the 5th specific embodiment, please refer to Fig.2, vacuum environment control module 32 includes vacuum pump 33, electricity
Magnet valve 34 and pressure regulation unit 35；
Vacuum pump 33 is connected with solenoid valve first end 341, and solenoid valve second end 342 is connected with pressure regulation unit entrance 351, pressure regulation list
Member outlet 352 is connected with vacuum orifice 311；
By vacuum leather hose bonding in vacuum between solenoid valve 34, pressure regulation unit 35 and vacuum orifice 311.
Vacuum pump 33 can control the air pressure in glass tube with vacuum, adjust air pressure to simulate the situation under Different Altitude.
Solenoid valve 34 is installed between vacuum pump 33 and pressure regulation unit 35, reaches pre- easy to the air pressure in glass tube with vacuum
After phase, valve is closed to keep air pressure constant.
Pressure regulation unit 35, can need to adjust the air pressure in glass tube with vacuum, to the air pressure in glass tube with vacuum according to using
Value is adjusted in real time.
Specifically, above-mentioned pressure regulation unit 35 includes resistance vacuum gauge 36, vacuum flapper valve 37, four-way surge tank 38 and inflation
Voltage regulation part 39；Four-way surge tank first is pressure regulation unit entrance 351, is connected with solenoid valve second end 342, four-way surge tank
It is connected with resistance vacuum gauge 36 for second mouthful 382, four-way surge tank is connected for the 3rd mouthful 383 with Inflatable pressure-regulating component 39, four-way buffering
Tank is connected for the 4th mouthful 384 with 37 one end of vacuum flapper valve, and the other end of vacuum flapper valve 37 is pressure regulation unit outlet 352, with pumping
Vacuum port 311 connects.
Resistance vacuum gauge 36 is to measure display for the atmospheric pressure value in glass tube with vacuum, convenient in glass tube with vacuum
Atmospheric pressure value is monitored in real time, and the atmospheric pressure value in glass tube with vacuum is adjusted easy to vacuum pump 33；
After vacuum flapper valve 37 is tightened, the gas leakage in glass tube with vacuum can be prevented into air；
Four-way surge tank 38 stores the gas with same pressure in glass tube with vacuum, easy to the measurement of air pressure and the adjusting of air pressure；
Inflatable pressure-regulating component 39 can carry out the atmospheric pressure value in glass tube with vacuum accurate in real time adjust.
It should be noted that between vacuum environment simulation chamber 31, vacuum environment control module 32 connected with vacuum hose
, vacuum hose is used for transmission gas, and ensures leakproofness.
Specifically, vacuum orifice 311 can be set by the way of vacuum leather pipe joint, on glass tube with vacuum
, for connecting vacuum hose with by the air pressure in the change glass tube with vacuum of vacuum pump 33.
In the 6th kind of specific embodiment, Electromagnetic Field Irradiation device 1 includes signal generator 11, power amplifier
12nd, transmitting antenna 13, are connected by coaxial cable successively between signal generator 11, power amplifier 12 and transmitting antenna 13.
Signal generator 11 can produce certain amplitude, the continuous wave of different frequency.
The signal that power amplifier 12 is produced for signal generator 11, can adjust enlargement range manually.
Transmitting antenna 13 is radiate in the form of an electromagnetic wave for the amplified signal of power amplifier.
Coaxial cable is made of the copper conductors that insulating materials is isolated, and is another layer of annular in the outside of inner layer insulating materials
Conductor and its insulator, whole cable are encased by the sheath of polyvinyl chloride or teflon material.Preferred fundamental frequency is coaxial in the system
Cable, passes through 12 amplified signal of power amplifier for transfer signal generator 11；Can be with maximum limit using coaxial cable
Degree ground ensures impedance matching, improves the emission effciency of transmitting antenna 13.
Wherein, Inflatable pressure-regulating component 39 includes charge valve and inflator pump, and inflator pump passes through charge valve and four-way surge tank the
Three mouthful of 383 connection.
Each device is connected to electric control gear in system, and electric control gear is additionally provided with liquid crystal display, can in electric control gear
Pumping knob is set and inflates the pumping of knob control vacuum pump 33 and the charge operation of inflator pump.
Inflatable pressure-regulating part can be by being evacuated knob and inflation knob control pumping and gas replenishment process, with reference to liquid crystal display
Shield the parameter of display, adjusted in real time for the atmospheric pressure value in glass tube with vacuum.
Specifically, the adjusting process of air pressure is：Pumping knob is opened, vacuum pump 33 is first extracted into low pressure state, is closed
Knob is evacuated, and then wants great air pressure, adjusts inflation knob.
In the 7th kind of specific embodiment, Electromagnetic Field Irradiation device 1 includes signal generator 11, power amplifier
12nd, transmitting antenna 13, coaxial cable device.Its mainly to signal transmitting conversion, by transmitting antenna 13 by electric signal with
Electromagnetic wave signal is launched, and acting on parallel-plate electric discharge device causes to discharge, while monitors system power.
Specifically, the transmitting antenna 13 of broader bandwidth can be selected as needed, when transmitting antenna 13 converts electrical signals into
After electromagnetic wave signal is launched, act on parallel-plate electric discharge device 2, field strength can be calculated according to different type antenna model
Value, can also change the influence of frequency observed frequency.Whole Electromagnetic Field Irradiation device keeps impedance matching, i.e. the impedance of antenna, together
The characteristic impedance of shaft cable, the input and output impedance of power amplifier all should be equal, and impedance value is 50 Ω.
Parallel-plate electric discharge device 2 includes dielectric-slab, parallel-plate, D.C. regulated power supply, current-limiting resistance 23.It is mainly with flat
The discharge scenario that andante discharges to simulate different materials, size parallel-plate is produced in situations such as different gap.
In the case where D.C. regulated power supply voltage stabilizing is powered, a stable pressure difference is formed between parallel-plate, it is true to simulate
Existing voltage difference, parallel-plate simulate two between patch metal device or pin on dielectric-slab under electric power thus supplied in real environment
A discharge electrode, current-limiting resistance 23 happens suddenly in an interference situation protects test equipment with anti-tamper when discharging.
Vacuum environment simulator 3 includes vacuum pump 33, solenoid valve 34, resistance vacuum gauge 36, vacuum flapper valve 37, four-way
Surge tank 38, Inflatable pressure-regulating component 39, vacuum hose, vacuum leather pipe joint, vacuum glass tube apparatus.It is mainly reduction and simulation
The barometric information of true environment Different Altitude.
Detection device 4 includes oscillograph, current probe.The systemic-function is control survey discharge scenario, and measures burst
Discharge scenario.When extraneous high direct voltage is added to the critical discharge voltage of model, outside electromagnetic interference is opened, when model discharges
When, discharge waveform can be captured on oscillograph, and the difference of different situations is contrasted with this.
Because electric discharge is rise and fall, edge is nanosecond, and the response speed of other equipment can not realize the collection of signal.
Therefore oscillograph is most preferred detection device.
Specific case used herein is set forth the principle of the present invention and embodiment, and above example is said
It is bright to be only intended to help the method and its core concept for understanding the present invention.It should be pointed out that the ordinary skill for the art
For personnel, without departing from the principle of the present invention, some improvement and modification, these improvement can also be carried out to the present invention
Also fallen into modification in the protection domain of the claims in the present invention.
Claims (10)
1. a kind of adjustable parallel-plate electrode Electromagnetic Field Irradiation discharge system of vacuum, it is characterised in that including Electromagnetic Field Irradiation
Device（1）, parallel-plate electric discharge device（2）, vacuum environment simulator（3）And detection device（4）；
The Electromagnetic Field Irradiation device（1）It is arranged on the vacuum environment simulator（3）Outside, for simulating extraneous complicated electricity
Magnetic environment irradiates situation；
The parallel-plate electric discharge device（2）With the vacuum environment simulator（3）Connection, the parallel-plate electric discharge device（2）
For simulating the situation of different parallel-plate electric discharges in actual environment；The vacuum environment simulator（3）For simulating different seas
Vacuum condition when pulling out；
The detection device（4）With the parallel-plate electric discharge device（2）Connection, for detecting the parallel-plate electric discharge device（2）
Discharge waveform.
2. parallel-plate electrode Electromagnetic Field Irradiation discharge system as claimed in claim 1, it is characterised in that the parallel-plate electric discharge
Device（2）Including parallel plate module（21）And power module（22）；
The vacuum environment simulator（3）Chamber is simulated including vacuum environment（31）With vacuum environment control module（32）, it is described
Vacuum environment simulates chamber（31）With vacuum orifice（311）With vacuum electrode interface, it is true that the vacuum electrode interface includes first
Empty electrode interface（312）With the second vacuum electrode interface（313）；The vacuum environment control module（32）Vacuumized by described
Mouthful（311）Chamber is simulated with the vacuum environment（31）Connection；
The parallel plate module（21）It is arranged at the vacuum environment simulation chamber（31）It is interior, the parallel plate module（21）Including
One electrode plate（211）With second electrode plate（212）, the first electrode plate（211）Wiring is from the first vacuum electrode interface
（312）Draw and the power module（22）Cathode connects；The second electrode plate（212）Wiring is from second vacuum electrode
Interface（313）Draw and the power module（22）Anode connects；
The detection device（4）It is connected to the second vacuum electrode interface（313）With the power module（22）Between anode
Circuit in；
The Electromagnetic Field Irradiation device（1）It is arranged on the vacuum environment simulation chamber（31）Outside.
3. parallel-plate electrode Electromagnetic Field Irradiation discharge system as claimed in claim 2, it is characterised in that the parallel-plate electric discharge
Device（2）Further include current-limiting resistance（23）, the current-limiting resistance（23）It is connected on the first vacuum electrode interface（312）And institute
State power module（22）In circuit between cathode, or, it is connected on the second vacuum electrode interface（313）With the detection dress
Put（4）Between circuit in.
4. parallel-plate electrode Electromagnetic Field Irradiation discharge system as claimed in claim 3, it is characterised in that the parallel plate module
（21）Further include Supporting Media plate（213）, the Supporting Media plate（213）Chamber is simulated positioned at the vacuum environment（31）It is interior, use
In the support first electrode plate（211）With the second electrode plate（212）, the Supporting Media plate（213）For insulating materials.
5. parallel-plate electrode Electromagnetic Field Irradiation discharge system as claimed in claim 4, it is characterised in that the detection device
（4）Including oscillograph and current probe unit；
The current probe unit is connected to the second vacuum electrode interface（313）With the power module（22）Between anode
Circuit in；
The oscillograph is connected with the current probe unit.
6. parallel-plate electrode Electromagnetic Field Irradiation discharge system as claimed in claim 5, it is characterised in that the Electromagnetic Field Irradiation
Device（1）Including signal generator（11）, power amplifier（12）, transmitting antenna（13）, the signal generator（11）, it is described
Power amplifier（12）With the transmitting antenna（13）Between connected successively by coaxial cable.
7. parallel-plate electrode Electromagnetic Field Irradiation discharge system as claimed in claim 6, it is characterised in that the vacuum environment mould
Intend chamber（31）For glass tube with vacuum, the first port of the glass tube with vacuum（314）Closing is fixed, second port（315）It is removable
Unload.
8. such as claim 1-7 any one of them parallel-plate electrode Electromagnetic Field Irradiation discharge systems, it is characterised in that described true
Altitude control module（32）Including vacuum pump（33）, solenoid valve（34）With pressure regulation unit（35）；
The vacuum pump（33）With solenoid valve first end（341）Connection, solenoid valve second end（342）With pressure regulation unit entrance
（351）Connection, the outlet of pressure regulation unit（352）With the vacuum orifice（311）Connection；
The solenoid valve（34）, the pressure regulation unit（35）With the vacuum orifice（311）Between by vacuum leather hose bonding in vacuum.
9. parallel-plate electrode Electromagnetic Field Irradiation discharge system as claimed in claim 8, it is characterised in that the pressure regulation unit
（35）Including resistance vacuum gauge（36）, vacuum flapper valve（37）, four-way surge tank（38）With Inflatable pressure-regulating component（39）；Four-way delays
It is the pressure regulation unit entrance to rush tank first（351）, with the solenoid valve second end（342）Connection, four-way surge tank second
Mouthful（382）With the resistance vacuum gauge（36）Connection, the 3rd mouthful of four-way surge tank（383）With the Inflatable pressure-regulating component（39）Even
Connect, the 4th mouthful of four-way surge tank（384）With the vacuum flapper valve（37）One end connects, the vacuum flapper valve（37）It is another
Hold and exported for the pressure regulation unit（352）, with the vacuum orifice（311）Connection.
10. parallel-plate electrode Electromagnetic Field Irradiation discharge system as claimed in claim 9, it is characterised in that the inflation tune
Splenium part（39）Including charge valve and inflator pump, the inflator pump passes through the charge valve and the 3rd mouthful of the four-way surge tank
（383）Connection.
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| CN201711068968.8A CN107907810B (en) | 2017-11-03 | 2017-11-03 | Parallel plate electrode electromagnetic field irradiation discharge system with adjustable vacuum degree |
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