CN104953887B

CN104953887B - A kind of repeated frequency high-voltage square-wave pulse power source

Info

Publication number: CN104953887B
Application number: CN201510378259.4A
Authority: CN
Inventors: 邵涛; 周扬; 王磊; 章程; 严萍
Original assignee: Institute of Electrical Engineering of CAS
Current assignee: Institute of Electrical Engineering of CAS
Priority date: 2015-07-01
Filing date: 2015-07-01
Publication date: 2017-05-31
Anticipated expiration: 2035-07-01
Also published as: CN104953887A

Abstract

The invention discloses a kind of repeated frequency high-voltage square-wave pulse power source, including control circuit, main circuit, electric power system and accessory system；The control circuit provides the IGBT switches of the main circuit and the drive signal of back-end crop IGBT switches, and controls opening the moment and opening the duration for the IGBT switches and back-end crop IGBT switches；The main circuit is cut-off for superimposed pulses are exported the direct current that rectification is obtained with shut-off by opening of controlling the IGBT of the main circuit to switch, and provides afterflow passage；The electric power system is powered for the control circuit, the main circuit and the accessory system, there is provided different amplitudes, isolation voltage；The accessory system is measured and protected to the main circuit, shows the input voltage of the electric power system, and output of being cut off the electricity supply in load overcurrent.Beneficial effects of the present invention are：Compact conformation, Parameter adjustable scope is big, easy to adjust, causes that trailing edge is very short using back-end crop circuit, and waveform approximate square waves, scalability is strong.

Description

A kind of repeated frequency high-voltage square-wave pulse power source

Technical field

The present invention relates to pulsed high voltage generator technical field, in particular to a kind of repeated frequency high-voltage square-wave pulse Power supply.

Background technology

High-voltage pulse power source is that pulse energy is compressed in time scale, to obtain the height within the extremely short time Peak power is exported.High-voltage pulse power source can encourage generation plasma, be mainly used in material surface modifying, medical science it is sterilized, Curb environmental pollution and the field such as Aero-Space.Compared with AC high frequency power source, high-voltage pulse electric source forcing produces plasma Body region is big, and action effect is strong, uniformly, generates heat not serious.Therefore, the development of high-voltage pulse power source is of great interest. Switch is particularly significant for high-voltage pulse power source, and its performance will directly influence the parameter of output pulse.Traditional pulse power With the gas switch such as spark gap and thyratron as main switch, this switch repetition rate is low, short life, high cost, so by Gradually replaced by high-power semiconductor switch, the repetitive frequency pulsed power supply developed now is mostly using semiconductor devices as opening Close.

Most of high-voltage pulse power sources are improved voltage by pulse transformer, and output waveform is class triangular wave or the wave of oscillation Shape.High-voltage square-wave pulse power source output waveform approximate square waves, waveform is good, and the multi-parameter such as frequency, voltage magnitude and pulsewidth is adjustable, Had broad application prospects in plasma application field.

The high-voltage square-wave pulse power source research and development proposal of current adjustable pulse width mainly has four kinds of schemes：Switch is matched somebody with somebody with transmission line Close, switch series connection, all solid state Marx generators, cascade connection type voltage superposition.The pulse power passes through people in patent CN101745178A Work forms the technological means such as line, pulse transformer and adjustable load resistance and realizes output square wave and adjustable pulse width. Zorngiebel et al. is by the way that 45 IGBT to be composed in series the switch module of pressure-resistant 50kV, maximum current 500A (Zorngiebel V,Hecquard M,Spahn E,Welleman A,Scharnholz S.Modular 50-kV IGBT switch for pulsed-power applications[J].IEEE Transactions on Plasma Science, 2011,39(1):364-367.).Fudan University's thunder space et al. is designed and has made a kind of all solid state Marx arteries and veins based on MOSFET Rush generator (Lei Yu, Qiu Jian, Liu Ke richness .150kV all solid state high voltages impulse generator design [J] light lasers and the particle beams, 2012,24(3):258-262.).First three scheme pulse-width regulated is complicated, and technical costs is high, and power volume is huge, is difficult extension The problems such as.

And can be convenient using the electric power output voltage amplitude of cascade connection type voltage superposition alternatives formulation, frequency and width Regulation, power supply can high modularization, be easy to extension.The main circuit of pulsed power supply that Harbin Institute of Technology's Gong Chun will et al. is developed is using cascade Type voltage superposition topology, is together in series 12 group pulse unit modules, and synchronized drive module is not announced using isolation technology.Its Output voltage has very big vibration, and trailing edge is more long than rising edge a lot, and waveform differs larger (Gong Chunzhi, Tian Xiubo, Cao with square wave Precious grace, Zhu Zongtao .10kV plasma surface modifications high-voltage pulse power source [J] the light lasers of poplar scholar duty and the particle beams, 2007,19 (11):1927-1930).The square-wave pulse power source main circuit that Qi Dong of Dalian University of Technology et al. is developed is also adopted by cascade voltage Superposition topology, main circuit unit module number can change, and its IGBT drive circuit uses photoelectrical coupler and independently-powered electricity Road realization (development [J] electronic devices of the solid switch formula high-voltage pulse power source of Qi Dong, Wang Ning a kind of meeting series-connected structures of, 2006,29(4):1081-1084).Be have developed using cascade connection type voltage superposition mode before Chinese Academy of Sciences electrician institute Li Wen peaks et al. One microsecond pulse power supply (high pressure microsecond pulse sources of the Li Wen peaks based on semiconductor switch that can export square wave and triangular wave Research [D], university of the Chinese Academy of Sciences, Master's thesis, 2013).The electric power main circuit is also just topological using cascade connection type voltage superposition, , using wooden source IGBT drive module and the lithium battery group isolation power supply of falling, output rising edge of a pulse interference is larger, declines for drive circuit Edge is more long than rising edge a lot.

The content of the invention

To solve the above problems, it is an object of the invention to provide a kind of compact conformation, Parameter adjustable scope is big, export arteries and veins Rush the strong repeated frequency high-voltage square-wave pulse power source of very short trailing edge, waveform approximate square waves, scalability.

The invention provides a kind of repeated frequency high-voltage square-wave pulse power source, including control circuit, main circuit, electric power system And accessory system；

The control circuit provides the IGBT switches of the main circuit and the drive signal of back-end crop IGBT switches, and controls institute State IGBT switches and opening for back-end crop IGBT switches and opens the duration at the moment；

The main circuit opens the direct current for obtaining rectification with shut-off by control the IGBT of the main circuit to switch Cut-off for superimposed pulses are exported, and afterflow passage is provided；

The electric power system is powered for the control circuit, the main circuit and the accessory system, there is provided different amplitudes , isolation voltage；

The accessory system is measured and protected to the main circuit, shows the input voltage of the electric power system, and Cut off the electricity supply in load overcurrent output.

Used as further improvement of the invention, the control circuit includes photoelectric conversion module, protection expansion module, signal Processing module, switch bridge module and driving pulse output module；

The output end of the photoelectric conversion module is connected with the input of the protection expansion module, the protection expanded mode The output end of block is connected with the input of the signal processing module, the output end of the signal processing module and the switch bridge The input of module is connected, and the output end of the switch bridge module is connected with the input of the driving pulse output module.

Used as further improvement of the invention, the photoelectric conversion module is used to for the fiber-optic signal of input to be converted into synchronization Electric signal, including optical-electrical converter, the first current-limiting resistance, the first filter capacitor, the first light emitting diode and the first energy storage electricity Hold；

1 pin of the optical-electrical converter and 9 pin of the optical-electrical converter, one end of first filter capacitor and described First storage capacitor one end connects, the other end of the other end of first filter capacitor and first storage capacitor, described The positive pole connection of 5 pin of optical-electrical converter, 6 pin of the optical-electrical converter and first light emitting diode, first hair The negative pole of optical diode is connected with one end of first current-limiting resistance, the other end and the photoelectricity of first current-limiting resistance The 4 pin connection of converter.

Used as further improvement of the invention, the protection expansion module is used for carry out photoelectric conversion module transmission Electric signal is converted into being capable of the synchronous electric signal of drive signal processing module, and for control circuit provides extension, including CD4082BE chips and an IXDN604 chips；

3 pin of the first IXDN604 chips are connected with 7 pin of the CD4082BE chips, an IXDN604 cores 6 pin of piece are connected with 14 pin of the CD4082BE chips and the lead-out terminal 4 of the protection expansion module, and described first 7 pin of IXDN604 chips are connected with 9 pin and the pin of CD4082BE chips 2 of the CD4082BE chips, the CD4082BE 3 pin of chip are connected with 12 pin of the CD4082BE chips and the lead-out terminal 1 of the protection expansion module, described 4 pin of CD4082BE chips are connected with 11 pin of the CD4082BE chips and the lead-out terminal 2 of the protection expansion module, institute 5 pin of CD4082BE chips are stated to be connected with the lead-out terminal 3 of 10 pin of the CD4082BE chips and the protection expansion module.

Used as further improvement of the invention, the signal processing module is used for carry out the protection expansion module transmission The time delay electric signal that electric signal is converted into the synchronous electric signal of energy driving switch bridge module and is triggered by synchronous electric signal trailing edge, Including CD4098BE chips, parameter regulation resistance, parameter regulation electric capacity, the 2nd IXDN604 chips, the 3rd IXDN604 chips, One output current limiting resistance and the second output current limiting resistance；

1 pin of the CD4098BE chips is connected with one end of the parameter regulation electric capacity, the parameter regulation electric capacity The other end is connected with one end of the parameter regulation resistance, the other end of the parameter regulation resistance and the CD4098BE chips 2 pin, 6 pin of the 2nd IXDN604 chips and the 3rd IXDN604 chips 6 pin connection, the CD4098BE chips 8 pin of 4 pin and the CD4098BE chips, the 3 of 3 pin of the 2nd IXDN604 chips and the 3rd IXDN604 chips Pin is connected, and 6 pin of the CD4098BE chips are connected with 2 pin of the 3rd IXDN604 chips, the 2nd IXDN604 cores 7 pin of piece are connected with one end of the first output current limiting resistance, the other end and the letter of the first output current limiting resistance The lead-out terminal 1 of number processing module is connected, 7 pin of the 3rd IXDN604 chips and the one of the second output current limiting resistance End connection, the other end of the second output current limiting resistance is connected with the lead-out terminal 2 of the signal processing module.

Improved as of the invention further, the switch bridge module according to the signal processing module transmit come synchronization Open and the shut-off of electric signal control IGBT switches, produce the drive signal with driving force and reverse turn-off function, including First rectifier bridge, the first charging resistor, indicating circuit current-limiting resistance, the second light emitting diode, the second storage capacitor, the second current limliting Resistance, the second filter capacitor, the 3rd current-limiting resistance, a HCPL3120 optocouplers, the first filtering capacitance of voltage regulation, first grid electricity Electrode resistance, IGBT switches, first switch protective resistance, first switch protection electric capacity, the 3rd filtered electrical are penetrated in resistance, the first grid Electricity between appearance, the 2nd HCPL3120 optocouplers, the second filtering capacitance of voltage regulation, second grid resistance, the 2nd IGBT switch, second gate emitter-base bandgap grading Resistance, second switch protective resistance, second switch protection electric capacity, the 3rd HCPL3120 optocouplers, output steady resistance, the 3rd voltage stabilizing filter Ripple electric capacity, the 3rd resistance, the 3rd IGBT switches, the 3rd grid are penetrated electrode resistance, the 3rd switch protection resistance, the 3rd switch and are protected Shield electric capacity, the 4th HCPL3120 optocouplers, the 4th filtering capacitance of voltage regulation, the 4th resistance, the 4th IGBT switches, the 4th grid emitter-base bandgap grading Between resistance, the 4th switch protection resistance and the 4th switch protection electric capacity；

Two ac input ends of first rectifier bridge connect the input terminal 1 of the switch bridge module and described open respectively The input terminal 2 of bridge module is closed, the cathode output end of first rectifier bridge is connected with one end of first charging resistor, institute State the other end of the first charging resistor and one end of the indicating circuit current-limiting resistance, one end of second storage capacitor, institute State one end connection of one end and the 3rd current-limiting resistance of the second current-limiting resistance, the other end of the indicating circuit current-limiting resistance Positive pole with second light emitting diode is connected, the negative pole of the negative pole of second light emitting diode and first rectifier bridge Output end, the other end of second storage capacitor, one end of second filter capacitor, second filtering capacitance of voltage regulation One end, 5 pin of the 2nd HCPL3120 optocouplers, the second gate are penetrated one end of electrode resistance, the 2nd IGBT and are switched Emitter stage, the second switch protect one end, one end of the 3rd filter capacitor, the 4th filtering capacitance of voltage regulation of electric capacity One end, 5 pin of the 4th HCPL3120 optocouplers, the 4th grid penetrate one end of electrode resistance, the 4th IGBT switches Emitter stage and the 4th switch protection electric capacity one end connection, the other end of second filter capacitor and described second limit One end connection of the other end of leakage resistance, the colelctor electrode of the 3rd IGBT switches and the 3rd switch protection resistance, it is described Colelctor electrode, one end of the first switch protective resistance and institute that the other end of the 3rd current-limiting resistance is switched with an IGBT State one end connection of the 3rd filter capacitor, 3 pin of a HCPL3120 optocouplers and 2 pin of the 4th HCPL3120 optocouplers Connection, the emitter stage of the IGBT switches is switched with one end of first switch protection electric capacity, the 2nd IGBT Colelctor electrode, one end of the second switch protective resistance, the first grid penetrate one end of electrode resistance, a HCPL3120 5 pin of optocoupler, one end of first filtering capacitance of voltage regulation, one end of the output steady resistance and the switch bridge module Lead-out terminal 3 is connected, 6 pin of a HCPL3120 optocouplers and 7 pin and described first of a HCPL3120 optocouplers One end connection of resistance, the other end of 8 pin with first filtering capacitance of voltage regulation of a HCPL3120 optocouplers, institute The grid for stating the other end and an IGBT switch that the other end of first grid resistance, the first grid penetrate electrode resistance connects Connect, the other end of the first switch protective resistance is connected with the other end of first switch protection electric capacity, described second 2 pin of HCPL3120 optocouplers are connected with 3 pin of the 3rd HCPL3120 optocouplers, 8 pin of the 2nd HCPL3120 optocouplers with The other end connection of second filtering capacitance of voltage regulation, 6 pin and the 2nd HCPL3120 of the 2nd HCPL3120 optocouplers One end connection of 7 pin of optocoupler and the second grid resistance, the other end of the second grid resistance and the 2nd IGBT The grid of switch and the second gate penetrate the other end connection of electrode resistance, the other end of the second switch protective resistance and institute State the other end connection of second switch protection electric capacity, 8 pin and the 3rd voltage regulation filtering electricity of the 3rd HCPL3120 optocouplers One end connection of appearance, the other end of the 3rd filtering capacitance of voltage regulation and 8 pin, the described 3rd of the 3rd HCPL3120 optocouplers Grid penetrate one end of electrode resistance, the emitter stage of the 3rd IGBT switches, one end of the 3rd switch protection electric capacity, described the The lead-out terminal 4 of one end of four switch protection resistance, the other end of the output steady resistance and the switch bridge module is connected, 6 pin of the 3rd HCPL3120 optocouplers and 7 pin of the 3rd HCPL3120 optocouplers and one end of the 3rd resistance Connection, the grid and the 3rd grid that the other end of the 3rd resistance is switched with the 3rd IGBT penetrates electrode resistance The other end is connected, and the other end of the 3rd switch protection resistance is connected with the other end of the 3rd switch protection electric capacity, institute 8 pin for stating the 4th HCPL3120 optocouplers are connected with the other end of the 4th filtering capacitance of voltage regulation, the 4th HCPL3120 light 6 pin of coupling are connected with 7 pin of the 4th HCPL3120 optocouplers and one end of the 4th resistance, the 4th grid electricity The other end that the grid and the 4th grid that the other end of resistance is switched with the 4th IGBT penetrate electrode resistance is connected, and the described 4th The other end of switch protection resistance is connected with the other end of the 4th switch protection electric capacity.

As further improvement of the invention, ten pulses that the driving pulse output module is made up of ten beads Transformer is constituted, and the driving pulse output module is used to for the drive signal that the switch bridge module is produced to be converted into 10 roads tool The synchronized signal for having 15kV isolation voltages goes to drive respectively the IGBT of every one-level of the main circuit to switch.

Used as further improvement of the invention, the main circuit is made up of ten grades of identical circuits cascadings, the output per one-level 1kV, is concatenated together exporting 10kV, wherein, every stage circuit of the main circuit includes rectifier bridge, back-end crop IGBT switches, fills Resistance, equalizing resistance, back-end crop resistance, resistance, grid penetrate electrode resistance, storage capacitor, voltage-stabiliser tube, fly-wheel diode and IGBT is switched.

Used as further improvement of the invention, the electric power system includes control circuit output power supply module, control circuit Power supply module and main circuit power supply module；

Wherein, the control circuit output power supply module includes the first air switch, the first overcurrent protector and transformer；

The control circuit power supply module includes that Switching Power Supply, 15V turn first power module of 5V, 15V and turn the second of 15V Power module, 15V turn the 3rd power module of 15V, 15V and turn the 5th power supply mould that the 4th power module of 15V, 15V turn 15V Block；

The main circuit power supply module includes that the second air switch, the second overcurrent protector, pressure regulator and ten groups of taps become Depressor；

The input terminal 1 of the electric power system and one end of the primary side of the transformer and the input terminal 5 of Switching Power Supply Connection, the input terminal 2 of the electric power system is connected with one end of first air switch, first air switch it is another One end is connected with one end of first overcurrent protector, the other end of first overcurrent protector and the original of the transformer The input terminal 6 of the other end on side and the Switching Power Supply is connected, the output of the secondary of the transformer and the electric power system The lead-out terminal 4 of terminal 3 and the electric power system is connected, the lead-out terminal 7 of the Switching Power Supply and first power module 1 pin, 1 pin of the second source module, 1 pin of the 3rd power module, 1 pin of the 4th power module and described The 1 pin connection of electric 5th power module, 2 pin of the lead-out terminal 8 of the Switching Power Supply and first power module, described the 2 pin of two power modules, 2 pin of the 3rd power module, 2 pin and the 5th power module of the 4th power module The connection of 2 pin, the lead-out terminal 9 of a termination electric power system of the primary side of the pressure regulator, the primary side of the pressure regulator The other end is connected with one end of second overcurrent protector, the other end of second overcurrent protector and second air One end connection of switch, the other end of the second air switch is connected with the lead-out terminal 10 of the electric power system, the pressure regulator Secondary be connected with the primary side of described ten groups of tapped transformers.

Used as further improvement of the invention, the accessory system includes measurement voltmeter and protection circuit；

Wherein, the protection circuit includes the 4th current-limiting resistance, adjustment resistance, the 5th voltage-stabiliser tube, optocoupler and pull-up electricity Resistance；

The input terminal 1 of the accessory system is connected with one end of the 4th current-limiting resistance, the 4th current-limiting resistance The other end be connected with described adjustment one end of resistance, the negative pole of the 5th voltage-stabiliser tube and 1 pin of the optocoupler, the auxiliary The input terminal 2 of system connects with 2 pin of the other end, the positive pole of the 5th voltage-stabiliser tube and the optocoupler of the adjustment resistance Connect, 3 pin of the optocoupler are connected with one end of the pull-up resistor, 4 pin of the optocoupler and the output end of the accessory system Son 3 is connected, and the other end of the pull-up resistor is connected with the lead-out terminal 4 of the accessory system.

Beneficial effects of the present invention are：Compact conformation, Parameter adjustable scope is big, easy to adjust, is caused using back-end crop circuit Trailing edge is very short, and waveform approximate square waves, scalability is strong.

Brief description of the drawings

Fig. 1 is a kind of structure chart of repeated frequency high-voltage square-wave pulse power source of the invention；

Fig. 2 is the system block diagram of control circuit of the invention；

Fig. 3 is the specific implementation block diagram of photoelectric conversion module in control circuit of the invention；

Fig. 4 is the specific implementation block diagram of protection expansion module in control circuit of the invention；

Fig. 5 is the specific implementation block diagram of signal processing module in control circuit of the invention；

Fig. 6 is the specific implementation block diagram of control circuit breaker in middle bridge module of the invention；

Fig. 7 is the specific implementation block diagram of driving pulse output module in control circuit of the invention；

Fig. 8 is the specific implementation block diagram of main circuit of the invention；

Fig. 9 is the specific implementation block diagram of electric power system of the invention；

Figure 10 is the specific implementation block diagram of accessory system of the invention.

In figure, 100, control circuit；200th, main circuit；300th, electric power system；400th, accessory system；110th, photoelectric conversion mould Block；120th, expansion module is protected；130th, signal processing module；140th, bridge module is switched；150th, driving pulse output module；111、 Optical-electrical converter；112nd, the first current-limiting resistance；113rd, the first filter capacitor；114th, the first light emitting diode；115th, the first energy storage Electric capacity；121st, CD4082B chips, the 122, the first IXDN604 chips；131st, CD4098BE chips；132nd, parameter regulation resistance； 133rd, parameter regulation electric capacity；134th, the 2nd IXDN604 chips；135th, the 3rd IXDN604 chips；136th, the first output current limiting electricity Resistance；137th, the second output current limiting resistance；141st, the first rectifier bridge；142nd, the first charging resistor；143rd, indicating circuit current-limiting resistance； 144th, the second light emitting diode；145th, the second storage capacitor；146th, the second current-limiting resistance；147th, the second filter capacitor；148th, Three current-limiting resistances；149th, a HCPL3120 optocouplers；161st, the first filtering capacitance of voltage regulation；162nd, first grid resistance；163rd, One grid penetrate electrode resistance；164th, IGBT switches；165th, first switch protective resistance；166th, first switch protection electric capacity； 167th, the 3rd filter capacitor；168th, the 2nd HCPL3120 optocouplers；169th, the second filtering capacitance of voltage regulation；171st, second grid resistance； 172nd, the 2nd IGBT switches；173rd, second gate penetrates electrode resistance；174th, second switch protective resistance；175th, second switch protection electricity Hold；176th, the 3rd HCPL3120 optocouplers；177th, steady resistance is exported；178th, the 3rd filtering capacitance of voltage regulation；179th, the 3rd grid electricity Resistance；181st, the 3rd IGBT switches；182nd, the 3rd grid penetrate electrode resistance；183rd, the 3rd switch protection resistance；184th, the 3rd switch is protected Shield electric capacity；185th, the 4th HCPL3120 optocouplers；186th, the 4th filtering capacitance of voltage regulation；187th, the 4th resistance；188th, the 4th IGBT is switched；189th, the 4th grid penetrate electrode resistance；191st, the 4th switch protection resistance；192nd, the 4th switch protection electric capacity；151、 Pulse transformer primary side；152nd, the first bead；153rd, the tenth bead；210th, first order circuit；261st, second level circuit； 262nd, tertiary circuit；263rd, fourth stage circuit；264th, level V circuit；268th, the 6th grade of circuit；267th, the 7th grade of circuit； 266th, the 8th grade of circuit；265th, the 9th grade of circuit；240th, the tenth grade of circuit；211st, the second rectifier bridge；212nd, the second charging resistor； 213rd, the first equalizing resistance；214th, the second equalizing resistance；215th, the 3rd equalizing resistance；216th, the 3rd storage capacitor；217th, the 4th Storage capacitor；218th, the 5th storage capacitor；219th, the 5th IGBT switches；221st, the 5th grid penetrate electrode resistance；222nd, the 5th grid Resistance；223rd, the first voltage-stabiliser tube；224th, the second voltage-stabiliser tube；225th, the first fly-wheel diode；226th, back-end crop resistance；227th, back-end crop IGBT is switched；228th, the 6th resistance；229th, the 6th grid penetrate electrode resistance；231st, the 3rd voltage-stabiliser tube；232nd, the 4th voltage-stabiliser tube； 241st, sample resistance；242nd, the second fly-wheel diode；251st, the 3rd fly-wheel diode；252nd, the 4th fly-wheel diode；253rd, Five fly-wheel diodes；254th, the 6th fly-wheel diode；255th, the 7th fly-wheel diode；256th, the 8th fly-wheel diode；257th, Nine fly-wheel diodes；258th, the tenth fly-wheel diode；310th, control circuit output power supply module；311st, the first air switch； 312nd, the first overcurrent protector；313rd, transformer；320th, circuit power supply module is controlled；321st, the first power module；322nd, second Power module；323rd, the 3rd power module；324th, the 4th power module；325th, the 5th power module；330th, main circuit is powered mould Block；331st, the second air switch；332nd, the second overcurrent protector；333rd, pressure regulator；334th, ten groups of tapped transformers；335th, ten groups First group of secondary of tapped transformer；336th, the tenth group of secondary of ten groups of tapped transformers；410th, voltmeter is measured；420th, electricity is protected Road；421st, the 4th current-limiting resistance；422nd, resistance is adjusted；423rd, the 5th voltage-stabiliser tube；424th, optocoupler；425th, pull-up resistor.

Specific embodiment

The present invention is described in further detail below by specific embodiment and with reference to accompanying drawing.

As shown in figure 1, the present invention is by control circuit 100, main circuit 200, electric power system 300 and accessory system 400 4 Part constitutes.Wherein, electric power system 300 is powered to control circuit 100, main circuit 200 and accessory system 400, controls circuit 100 Main circuit 200 is controlled, auxiliary circuit 400 is measured and protected to main circuit 200.

As shown in Fig. 2 control circuit 100 is by photoelectric conversion module 110, protection expansion module 120, signal processing module 130th, switch bridge module 140 and driving pulse output module 150 are constituted.Input signal enters photoelectric conversion module 110, and photoelectricity turns The input of the output termination protection expansion module 120 of mold changing block 110, protects the output termination signal transacting of expansion module 120 The input of module 130, the input of the output termination switch bridge module 140 of signal processing module 130, switchs bridge module 140 Output termination driving pulse output module 150 input, the output pulse drive signal of driving pulse output module 150.

As shown in figure 3, photoelectric conversion module 110 includes optical-electrical converter 111, the first current-limiting resistance 112, the first filtered electrical Hold the 113, first light emitting diode 114 and the first storage capacitor 115.1 pin of optical-electrical converter 111 connects the 9 of optical-electrical converter 111 One end of pin, one end of the first filter capacitor 113 and the first storage capacitor 115, another termination first of the first filter capacitor 113 The other end of storage capacitor 115,5 pin of optical-electrical converter 111,6 pin of optical-electrical converter 111 and the first light emitting diode 114 Positive pole, the negative pole of the first light emitting diode 114 connects one end of the first current-limiting resistance 112, the other end of the first current-limiting resistance 112 Connect 4 pin of optical-electrical converter 111.

As shown in figure 4, protection expansion module 120 includes the IXDN604 chips 122 of CD4082BE chips 121 and the.First 3 pin of IXDN604 chips 122 connect 7 pin of CD4082BE chips 121, and 6 pin of an IXDN604 chips 122 connect CD4082BE cores 14 pin of piece 121 and the lead-out terminal 4 of protection expansion module 120,7 pin of an IXDN604 chips 122 connect CD4082BE chips 121 9 pin and 2 pin of CD4082BE chips 121,3 pin of CD4082BE chips 121 connect CD4082BE chips 121 12 pin and The lead-out terminal 1 of expansion module 120,4 pin of CD4082BE chips 121 is protected to connect 11 pin and the protection of CD4082BE chips 121 The lead-out terminal 2 of expansion module 120,5 pin of CD4082BE chips 121 connect 10 pin of CD4082BE chips 121 and protection extends The lead-out terminal 3 of module 120.

As shown in figure 5, signal processing module 130 includes CD4098BE chips 131, parameter regulation resistance 132, parameter regulation Electric capacity 133, the 2nd IXDN604 chips 134, the 3rd IXDN604 chips 135, the first output current limiting resistance 136 and the second output limit Leakage resistance 137.1 pin of CD4098BE chips 131 connects one end of parameter regulation electric capacity 133, the other end of parameter regulation electric capacity 133 Connect 2 pin of CD4098BE chips 131 and one end of parameter regulation resistance 132, another termination of parameter regulation resistance 132 3 pin of CD4098BE chips 131, the pin of CD4098BE16 chips 131,6 pin and the 3rd of the 2nd IXDN604 chips 134 6 pin of IXDN604 chips 135,4 pin of CD4098BE chips 131 connect 8 pin of CD4098BE chips 131, the 2nd IXDN604 cores 3 pin of piece 134 and 3 pin of the 3rd IXDN604 chips 135,6 pin of CD4098BE chips 131 connect the 3rd IXDN604 chips 135 2 pin, 7 pin of the 2nd IXDN604 chips 134 connect one end of the first output current limiting resistance 136, the first output current limiting resistance 136 Another termination signal processing module 130 lead-out terminal 1,7 pin of the 3rd IXDN604 chips 135 connect the second output current limiting electricity One end of resistance 137, the lead-out terminal 2 of another termination signal processing module 130 of the second output current limiting resistance 137.

As shown in fig. 6, switch bridge module 140 includes the first rectifier bridge 141, the first charging resistor 142, indicating circuit current limliting Resistance 143, the second light emitting diode 144, the second storage capacitor 145, the second current-limiting resistance 146, the second filter capacitor 147, Three current-limiting resistances 148, a HCPL3120 optocouplers 149, the first filtering capacitance of voltage regulation 161, the first grid resistance 162, first grid Penetrate electrode resistance 163, IGBT switch 164, first switch protective resistance 165, first switch protections electric capacity 166, the 3rd filter Ripple electric capacity 167, the 2nd HCPL3120 optocouplers 168, the second filtering capacitance of voltage regulation 169, second grid resistance 171, the 2nd IGBT are opened Close 172, second gate and penetrate electrode resistance 173, second switch protective resistance 174, second switch protection electric capacity the 175, the 3rd HCPL3120 optocouplers 176, output steady resistance 177, the 3rd filtering capacitance of voltage regulation 178, the 3rd resistance 179, the 3rd IGBT The 181, the 3rd grid of switch penetrate electrode resistance 182, the 3rd switch protection resistance 183, the 3rd switch protection electric capacity the 184, the 4th HCPL3120 optocouplers 185, the 4th filtering capacitance of voltage regulation 186, the 4th resistance 187, the 4th IGBT switch the 188, the 4th grid and penetrate Electrode resistance 189, the 4th switch protection resistance 191 and the 4th switch protection electric capacity 192；

Two ac input ends of the first rectifier bridge 141 connect the input terminal 1 and input terminal of switch bridge module 140 respectively 2, the cathode output end of the first rectifier bridge 141 connects one end of the first charging resistor 142, another termination of the first charging resistor 142 One end of indicating circuit current-limiting resistance 143, one end of the second storage capacitor 145, one end of the second current-limiting resistance 146 and the 3rd limit One end of leakage resistance 148, the positive pole of second light emitting diode of another termination 144 of indicating circuit current-limiting resistance 143, second lights The negative pole of diode 144 connects the cathode output end of the first rectifier bridge 141, the other end of the second storage capacitor 145, the second filtered electrical Hold 147 one end, one end of the second filtering capacitance of voltage regulation 169, electricity between 5 pin of the 2nd HCPL3120 optocouplers 168, second gate emitter-base bandgap grading One end of resistance 173, the emitter stage of the 2nd IGBT switches 172, one end, the 3rd filter capacitor 167 of second switch protection electric capacity 175 One end, one end of the 4th filtering capacitance of voltage regulation 186,5 pin of the 4th HCPL3120 optocouplers 185, the 4th grid penetrate electrode resistance 189 One end, the 4th IGBT switch 188 emitter stage and the 4th switch protection electric capacity 192 one end, the second filter capacitor 147 it is another One terminates the other end of the second current-limiting resistance 146, the colelctor electrode of the 3rd IGBT switches 181 and the 3rd switch protection resistance 183 One end, colelctor electrode, the one of first switch protective resistance 165 of the IGBT of another termination the switches 164 of the 3rd current-limiting resistance 148 End and one end of the 3rd filter capacitor 167,3 pin of a HCPL3120 optocouplers 149 connect 2 pin of the 4th HCPL3120 optocouplers 185, The emitter stage of the first IGBT switches 164 connects one end of first switch protection electric capacity 166, colelctor electrode, the of the 2nd IGBT switches 172 One end of electrode resistance 163,5 pin of a HCPL3120 optocouplers 149, are penetrated in one end of two switch protection resistance 174, the first grid The lead-out terminal 3 of one end, one end of output steady resistance 177 and switch bridge module 140 of one filtering capacitance of voltage regulation 161, first 6 pin of HCPL3120 optocouplers 149 connect 7 pin of a HCPL3120 optocouplers 149 and one end of first grid resistance 162, first 8 pin of HCPL3120 optocouplers 149 connect another termination of the other end of the first filtering capacitance of voltage regulation 161, first grid resistance 162 One grid penetrate the grid of the other end and an IGBT switch 164 of electrode resistance 163, the other end of first switch protective resistance 165 The other end that first switch protects electric capacity 166 is connect, 2 pin of the 2nd HCPL3120 optocouplers 168 connect the 3rd HCPL3120 optocouplers 176 3 pin, 8 pin of the 2nd HCPL3120 optocouplers 168 connect the other end of the second filtering capacitance of voltage regulation 169, the 2nd HCPL3120 optocouplers 168 6 pin connect 7 pin of the 2nd HCPL3120 optocouplers 168 and one end of second grid resistance 171, second grid resistance 171 it is another The grid and second gate for terminating the 2nd IGBT switches 172 penetrate the other end of electrode resistance 173, second switch protective resistance 174 Another termination second switch protects 8 pin of the other end of electric capacity 175, the 3rd HCPL3120 optocouplers 176 to connect the 3rd voltage regulation filtering electricity Hold 178 one end, 5 pin, the 3rd grid emitter-base bandgap grading of the HCPL3120 optocouplers 176 of another termination the 3rd of the 3rd filtering capacitance of voltage regulation 178 Between resistance 182 one end, the 3rd IGBT switch 181 emitter stage, one end of the 3rd switch protection electric capacity 184, the 4th switch protect Protect the lead-out terminal 4 of one end, the other end of output steady resistance 177 and switch bridge module 140 of resistance 191, the 3rd 6 pin of HCPL3120 optocouplers 176 connect 7 pin of the 3rd HCPL3120 optocouplers 176, one end of the 3rd resistance 179, the 3rd grid The grid and the 3rd grid of the IGBT of another termination the 3rd switches 181 of resistance 179 penetrate the other end of electrode resistance 182, the 3rd switch The other end of the switch protection electric capacity 184 of another termination the 3rd of protective resistance 183,8 pin of the 4th HCPL3120 optocouplers 185 connect The other end of four filtering capacitance of voltage regulation 186,6 pin of the 4th HCPL3120 optocouplers 185 connect 7 pin of the 4th HCPL3120 optocouplers 185 With one end of the 4th resistance 187, the grid and the 4th of the IGBT of another termination the 4th switches 188 of the 4th resistance 187 Grid penetrate the other end of electrode resistance 189, the switch protection electric capacity 192 of another termination the 4th of the 4th switch protection resistance 191 it is another One end.

As shown in fig. 7, ten pulse transformers that driving pulse output module 150 is made up of ten beads are constituted.Arteries and veins Rush transformer primary side 151 and connect the input terminal 1 of driving pulse output module 150 and the input of driving pulse output module 150 Son 2, first group of secondary connects lead-out terminal 3 and driving pulse the output mould of driving pulse output module 150 on the first bead 152 The lead-out terminal 4 of block 150, second group of secondary connects the He of lead-out terminal 5 of driving pulse output module 150 on the first bead 152 The lead-out terminal 6 of driving pulse output module 150, the 19th group of secondary connects driving pulse output module on the tenth bead 153 150 lead-out terminal 7 and the lead-out terminal 8 of driving pulse output module 150, the 20th group of secondary connects on the tenth bead 153 The lead-out terminal 9 of driving pulse output module 150 and the lead-out terminal 10 of driving pulse output module 150, on other beads The connection of secondary is similar to therewith.

As shown in figure 8, main circuit 200 is formed by the duplicate circuits cascading in ten roads, each cascade circuit inside tool Body implementation method is identical.Illustrated by taking first order circuit 210 as an example, the input of the second rectifier bridge 211 connects input terminal 1 and input Son 2, the positive output of the second rectifier bridge 211 terminates one end of the second charging resistor 212, the negative output termination of the second rectifier bridge 211 One end of 3rd equalizing resistance 215, one end of the 5th storage capacitor 218, the negative pole of the first fly-wheel diode 225, back-end crop IGBT The emitter stage of switch 227, the 6th grid penetrate the negative pole and lead-out terminal 5 of one end of electrode resistance 229, the 3rd voltage-stabiliser tube 231, second One end of first equalizing resistance of another termination 213 of charging resistor 212, one end of the 3rd storage capacitor 216 and the 5th IGBT are opened Close 219 colelctor electrode, one end, the 3rd storage capacitor 216 of second equalizing resistance of another termination 214 of the first equalizing resistance 213 The other end and the 4th storage capacitor 217 one end, the equalizing resistance 215 of another termination the 3rd of the second equalizing resistance 214 it is another The other end of one end, the other end of the 4th storage capacitor 217 and the 5th storage capacitor 218, the grid of the 5th IGBT switches 219 connects 5th grid penetrate one end of electrode resistance 221 and one end of the 5th resistance 222, and the emitter stage of the 5th IGBT switches 219 is connected to 5th grid penetrate the other end of electrode resistance 221, the negative pole of the second voltage-stabiliser tube 224, negative pole, the back-end crop of the first fly-wheel diode 225 One end of resistance 226 and lead-out terminal 7, the negative pole and output end of first voltage-stabiliser tube of another termination 223 of the 5th resistance 222 Son 3, the positive pole of the first voltage-stabiliser tube 223 connects the positive pole of the second voltage-stabiliser tube 224, and another termination back-end crop IGBT of back-end crop resistance 226 is opened 227 colelctor electrode is closed, the grid of back-end crop IGBT227 switches connects one end of the 6th resistance 228 and the 6th grid penetrate electrode resistance 229 other end, the negative pole and lead-out terminal 6 of the voltage-stabiliser tube 232 of another termination the 4th of the 6th resistance 228, the 4th voltage stabilizing The positive pole of pipe 232 connects the positive pole of the 3rd voltage-stabiliser tube 231.Other nine grades of circuit connectings are identical with first order circuit 210, interstage circuit It is connected as：The positive pole of the first fly-wheel diode 225 is connect in main circuit second level circuit 261 in main circuit first order circuit 210 The negative pole of three fly-wheel diodes 251, the positive pole of the 3rd fly-wheel diode 251 connects main circuit in main circuit second level circuit 261 The negative pole of the 4th fly-wheel diode 252 in three-level circuit 262, the 4th fly-wheel diode 252 in main circuit tertiary circuit 262 Positive pole connects the negative pole of the 5th fly-wheel diode 253 in main circuit fourth stage circuit 263, the 5th in main circuit fourth stage circuit 263 The positive pole of fly-wheel diode 253 connects the negative pole of the 6th fly-wheel diode 254 in main circuit level V circuit 264, main circuit the 5th The positive pole of the 6th fly-wheel diode 254 connects the tenth fly-wheel diode 258 in the 6th grade of circuit 268 of main circuit in level circuit 264 Negative pole, the positive pole of the tenth fly-wheel diode 258 is connect the 9th in the 7th grade of circuit 267 of main circuit in the 6th grade of circuit 268 of main circuit The negative pole of fly-wheel diode 257, the positive pole of the 9th fly-wheel diode 257 connects main circuit the 8th in the 7th grade of circuit 267 of main circuit The negative pole of the 8th fly-wheel diode 256 in level circuit 266, the 8th fly-wheel diode 256 is being just in the 8th grade of circuit 266 of main circuit Pole connects the negative pole of the 7th fly-wheel diode 255 in the 9th grade of circuit 265 of main circuit, and the 7th continues in the 9th grade of circuit 265 of main circuit The positive pole for flowing diode 255 connects the negative pole of the second fly-wheel diode 242 in the tenth grade of circuit 240 of main circuit, the tenth grade of main circuit The positive pole of the second fly-wheel diode 242 connects one end of sample resistance 241, another termination output of sample resistance 241 in circuit 240 Terminal 8.

As shown in figure 9, electric power system 300 includes control circuit output power supply module 310, control circuit power supply module 320 With main circuit power supply module 330.Wherein, control circuit output power supply module 310 includes the first air switch 311, the first excessively stream Protector 312 and transformer 313, control circuit power supply module 320 include that Switching Power Supply, 15V turn first power module of 5V 321st, 15V turns the second source module 322,15V of 15V and turns the 3rd power module 323,15V of 15V and turn the 4th power supply mould of 15V Block 324,15V turns the 5th power module 325 of 15V, and main circuit power supply module 330 includes the second air switch 331, the second excessively stream Protector 332, pressure regulator 333 and ten groups of tapped transformers 334.The input terminal 1 of electric power system 300 connects the original of transformer 313 The one end on side and the input terminal 5 of Switching Power Supply, the input terminal 2 of electric power system 300 connect one end of the first air switch 311, One end of first overcurrent protector of another termination 312 of the first air switch 311, another termination of the first overcurrent protector 312 The other end of the primary side of transformer 313 and the input terminal 6 of Switching Power Supply, the secondary of transformer 313 connect lead-out terminal 3 and output Terminal 4, the lead-out terminal 7 of Switching Power Supply connects 1 pin of the first power module 321,1 pin of second source module 322, the 3rd power supply 1 pin of 1 pin, 1 pin of the 4th power module 324 and electric 5th power module 325 of module 323, the lead-out terminal 8 of Switching Power Supply Connect 2 pin, 2 pin of second source module 322,2 pin of the 3rd power module 323, the 4th power module of the first power module 321 324 2 pin and 2 pin of the 5th power module 325, the lead-out terminal 9 of a termination electric power system 300 of the primary side of pressure regulator 333, One end of second overcurrent protector of another termination 332 of the primary side of pressure regulator 333, another termination of the second overcurrent protector 332 One end of second air switch 331, the lead-out terminal 10 of another termination electric power system 300 of the second air switch 331, pressure regulator 333 secondary connects ten groups of primary sides of tapped transformer 334.

As shown in Figure 10, accessory system 400 includes measurement voltmeter 410 and protection circuit 420, and protection circuit 420 includes 4th current-limiting resistance 421, adjustment resistance 422, the 5th voltage-stabiliser tube 423, optocoupler 424 and pull-up resistor 425.Accessory system 400 Input terminal 1 connects one end of the 4th current-limiting resistance 421, one end of another termination adjustment resistance 422 of the 4th current-limiting resistance 421, The negative pole of the 5th voltage-stabiliser tube 423 and 1 pin of optocoupler 424, the input terminal 2 of accessory system 400 meet the another of adjustment resistance 422 2 pin of end, the positive pole of the 5th voltage-stabiliser tube 423 and optocoupler 424,3 pin of optocoupler 424 connect one end of pull-up resistor 425, optocoupler 424 4 pin connect the lead-out terminal 3 of accessory system 400, the lead-out terminal 4 of another termination accessory system 400 of pull-up resistor 425.

The specific embodiment of wiring is between module：

As shown in Figure 3 and Figure 4, the protection in the photoelectric conversion module 110 and control circuit 100 in control circuit 100 is expanded Exhibition module 120 between wiring be：2 pin of optical-electrical converter 111 connect 2 pin of an IXDN604 chips 122, optical-electrical converter 111 9 pin connect 3 pin of an IXDN604 chips 122 and 7 pin of CD4082B chips 121.

As shown in Figure 4 and Figure 5, at the signal in the protection expansion module 120 and control circuit 100 in control circuit 100 Reason module 130 between wiring be：1 pin of CD4082B chips 121 connects 5 pin of CD4098BE chips 131, CD4082B chips 121 13 pin connect 2 pin of the 2nd IXDN604 chips 134, and 7 pin of CD4082B chips 121 connect 4 pin of CD4098BE chips 131.

As shown in Figure 5 and Figure 6, the switch bridge in the signal processing module 130 and control circuit 100 in control circuit 100 Wiring between module 140 is：The lead-out terminal 1 of signal processing module 130 connects 2 pin of a HCPL3120 optocouplers 149, second 3 pin of IXDN604 chips 134 connect 3 pin of the 4th HCPL3120 optocouplers 185, and the lead-out terminal 2 of signal processing module 130 connects 2 pin of three HCPL3120 optocouplers 176,3 pin of the 2nd HCPL3120 optocouplers 168 connect 3 pin of the 3rd IXDN604 chips 135.

As shown in Figure 6 and Figure 7, the driving pulse in the switch bridge module 140 and control circuit 100 in control circuit 100 Wiring between output module 150 is：The lead-out terminal 3 for switching bridge module 140 connects the input of driving pulse output module 150 Son 1, the lead-out terminal 4 for switching bridge module 140 connects the input terminal 2 of driving pulse output module 150.

As shown in Figure 7 and Figure 8, connecing between the driving pulse output module 150 and main circuit 200 in control circuit 100 Line is：Lead-out terminal 3 on first bead 152 connects the input terminal 3 of first order circuit 210, defeated on the first bead 152 Go out the input terminal 4 that terminal 4 connects first order circuit 210, the lead-out terminal 5 on the first bead 152 connects first order circuit 210 Input terminal 5, the lead-out terminal 6 on the first bead 152 connects the input terminal 6 of first order circuit 210, the tenth bead 153 On lead-out terminal 7 connect the tenth grade of input terminal 3 of circuit 240, the lead-out terminal 8 on the tenth bead 153 connects the tenth grade of electricity The input terminal 4 on road 240, the lead-out terminal 9 on the tenth bead 153 connects the tenth grade of input terminal 5 of circuit 240, and the tenth is small Lead-out terminal 10 on magnet ring 153 connects the tenth grade of input terminal 6 of circuit 240.Vice-side winding and main electricity on other beads The connection of other grade of road circuit is similar with above description.

As shown in Fig. 9 and Fig. 3, the wiring between photoelectric conversion module 110 in electric power system 300 and control circuit 100 For：3 pin of the first power module 321 connect the positive pole of the first light emitting diode 114, and 4 pin of the first power module 321 connect photoelectricity and turn 9 pin of parallel operation 111.

As shown in Fig. 9 and Fig. 4, the wiring between protection expansion module 120 in electric power system 300 and control circuit 100 For：3 pin of second source module 322 connect 14 pin of CD4082B chips 121 and the lead-out terminal 4 of protection expansion module 120, the 4 pin of two power modules 322 connect 3 pin of an IXDN604 chips 122.

As shown in Fig. 9 and Fig. 6, the wiring between electric power system 300 and the switch bridge module 140 for controlling in circuit 100 is： 3 pin of the 3rd power module 323 connect 8 pin of a HCPL3120 optocouplers 149, and 4 pin of the 3rd power module 323 connect first 5 pin of HCPL3120 optocouplers 149,3 pin of the 4th power module 324 connect 8 pin of the 3rd HCPL3120 optocouplers 176, the 4th power supply 4 pin of module 324 connect 5 pin of the 3rd HCPL3120 optocouplers 176, and 3 pin of the 5th power module 325 connect the 2nd HCPL3120 optocouplers 168 8 pin and 8 pin of the 4th HCPL3120 optocouplers 185,4 pin of the 5th power module 325 connect the 2nd HCPL3120 optocouplers 168 5 pin, the lead-out terminal 3 of control circuit power supply module 320 connects the input terminal 1 of the first rectifier bridge 141, and control circuit is powered mould The lead-out terminal 4 of block 320 connects the input terminal 2 of the first rectifier bridge 141.

As shown in Fig. 9 and Fig. 8, the wiring between electric power system 300 and main circuit 200 is：Ten groups of tapped transformers first 1 pin of group secondary 335 connects the input terminal 1 of the first order circuit 210 of main circuit 200, ten groups of tapped transformers, first group of secondary 335 2 pin connect the input terminal 2 of the first order circuit 210 of main circuit 200, the tenth group the 1 of secondary 336 of ten groups of tapped transformers Pin connects the tenth grade of input terminal 1 of circuit 240 of main circuit 200, and 2 pin of the tenth group of secondary 336 of ten groups of tapped transformers meet master The tenth grade of input terminal 2 of circuit 240 of circuit 200.

As shown in Figure 10, Fig. 4, Fig. 8 and Fig. 9, protection expansion module 120, master in accessory system 400, control circuit 100 Wiring between circuit 200 and electric power system 300 is：1 pin for measuring voltmeter 410 connects 1 pin of pressure regulator 333, measures voltage 2 pin of table 410 connect 2 pin of pressure regulator 333, and the input terminal 1 of accessory system 400 connects the positive pole of the second fly-wheel diode 242, auxiliary The input terminal 2 of auxiliary system 400 connects one end that sample resistance 241 is not connected with the second fly-wheel diode 242, accessory system 400 Lead-out terminal 3 connect 7 pin of CD4082B chips 121,3 pin of optocoupler 424 connect the lead-out terminal 1 of protection expansion module 120, defeated Go out terminal 2 and lead-out terminal 3, the lead-out terminal 4 of accessory system 400 connects 3 pin of second source module 322.

The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair Change, equivalent, improvement etc., should be included within the scope of the present invention.

Claims

1. a kind of repeated frequency high-voltage square-wave pulse power source, it is characterised in that including control circuit (100), main circuit (200), Electric power system (300) and accessory system (400)；

Control circuit (100) provides the IGBT switches of the main circuit (200) and the drive signal of back-end crop IGBT switches, and Control opening the moment and opening the duration for IGBT switch and back-end crop IGBT switches；

The main circuit (200) is obtained rectification by opening of controlling the IGBT of the main circuit (200) to switch and shut-off Direct current is cut-off for superimposed pulses are exported, and provides afterflow passage；

The electric power system (300) supplies for control circuit (100), the main circuit (200) and the accessory system (400) Electricity, there is provided different amplitudes, isolation voltage；

The accessory system (400) measures and protects to the main circuit (200), shows the electric power system (300) Input voltage, and output of being cut off the electricity supply in load overcurrent；

Control circuit (100) includes photoelectric conversion module (110), protection expansion module (120), signal processing module (130), switch bridge module (140) and driving pulse output module (150)；

The output end of the photoelectric conversion module (110) is connected with the input of protection expansion module (120), the protection The output end of expansion module (120) is connected with the input of the signal processing module (130), the signal processing module (130) output end with it is described switch bridge module (140) input be connected, it is described switch bridge module (140) output end and The input of the driving pulse output module (150) is connected；

Be converted into can for the electric signal that carrys out the photoelectric conversion module (110) transmission for protection expansion module (120) The synchronous electric signal of drive signal processing module (130), and for control circuit (100) provides extension, including CD4082BE cores Piece (121) and an IXDN604 chips (122)；

3 pin of the first IXDN604 chips (122) are connected with 7 pin of the CD4082BE chips (121), and described first 14 pin of 6 pin of IXDN604 chips (122) and the CD4082BE chips (121) and the protection expansion module (120) it is defeated Go out terminal 4 to connect, 9 pin of 7 pin of an IXDN604 chips (122) and the CD4082BE chips (121) and described The connection of the pin of CD4082BE chips (121) 2,3 pin of the CD4082BE chips (121) and the CD4082BE chips (121) The lead-out terminal 1 of 12 pin and the protection expansion module (120) is connected, 4 pin of the CD4082BE chips (121) with it is described The lead-out terminal 2 of 11 pin of CD4082BE chips (121) and the protection expansion module (120) is connected, the CD4082BE cores 5 pin of piece (121) connect with 10 pin of the CD4082BE chips (121) and the lead-out terminal 3 of the protection expansion module (120) Connect.

2. repeated frequency high-voltage square-wave pulse power source according to claim 1, it is characterised in that the photoelectric conversion module (110) for the fiber-optic signal of input to be converted into synchronous electric signal, including optical-electrical converter (111), the first current-limiting resistance (112), the first filter capacitor (113), the first light emitting diode (114) and the first storage capacitor (115)；

1 pin of the optical-electrical converter (111) and 9 pin of the optical-electrical converter (111), first filter capacitor (113) One end and first storage capacitor (115) one end connection, the other end and described first of first filter capacitor (113) The other end of storage capacitor (115), 5 pin of the optical-electrical converter (111), 6 pin of the optical-electrical converter (111) and described The positive pole connection of the first light emitting diode (114), negative pole and first current-limiting resistance of first light emitting diode (114) (112) one end connection, the other end of first current-limiting resistance (112) is connected with 4 pin of the optical-electrical converter (111).

3. repeated frequency high-voltage square-wave pulse power source according to claim 1, it is characterised in that the signal processing module (130) for the electric signal that protection expansion module (120) transmission comes to be converted into the same of energy driving switch bridge module (140) Step electric signal and the time delay electric signal triggered by synchronous electric signal trailing edge, including CD4098BE chips (131), parameter regulation electricity Resistance (132), parameter regulation electric capacity (133), the 2nd IXDN604 chips (134), the 3rd IXDN604 chips (135), the first output Current-limiting resistance (136) and the second output current limiting resistance (137)；

1 pin of the CD4098BE chips (131) is connected with one end of the parameter regulation electric capacity (133), the parameter regulation The other end of electric capacity (133) is connected with one end of the parameter regulation resistance (132), the parameter regulation resistance (132) it is another One end and 2 pin of the CD4098BE chips (131), 6 pin and the described 3rd of the 2nd IXDN604 chips (134) The 6 pin connection of IXDN604 chips (135), 4 pin of the CD4098BE chips (131) and the CD4098BE chips (131) The 3 pin connection of 8 pin, 3 pin of the 2nd IXDN604 chips (134) and the 3rd IXDN604 chips (135), it is described 6 pin of CD4098BE chips (131) are connected with 2 pin of the 3rd IXDN604 chips (135), the 2nd IXDN604 chips (134) 7 pin are connected with one end of the first output current limiting resistance (136), the first output current limiting resistance (136) it is another One end is connected with the lead-out terminal 1 of the signal processing module (130), 7 pin of the 3rd IXDN604 chips (135) and institute State one end connection of the second output current limiting resistance (137), the other end and the signal of the second output current limiting resistance (137) The lead-out terminal 2 of processing module (130) is connected.

4. repeated frequency high-voltage square-wave pulse power source according to claim 1, it is characterised in that the switch bridge module (140) according to the signal processing module (130) transmission come synchronous electric signal control IGBT switch open and shut-off, generation Drive signal with driving force and reverse turn-off function, including the first rectifier bridge (141), the first charging resistor (142), refer to Show circuit current-limiting resistance (143), the second light emitting diode (144), the second storage capacitor (145), the second current-limiting resistance (146), Second filter capacitor (147), the 3rd current-limiting resistance (148), a HCPL3120 optocouplers (149), the first filtering capacitance of voltage regulation (161), first grid resistance (162), the first grid penetrate electrode resistance (163), IGBT switches (164), first switch protection Resistance (165), first switch protect electric capacity (166), the 3rd filter capacitor (167), the 2nd HCPL3120 optocouplers (168), second Filtering capacitance of voltage regulation (169), second grid resistance (171), the 2nd IGBT switch (172), second gate penetrate electrode resistance (173), Second switch protective resistance (174), second switch protect electric capacity (175), the 3rd HCPL3120 optocouplers (176), output stabilization electricity Resistance (177), the 3rd filtering capacitance of voltage regulation (178), the 3rd resistance (179), the 3rd IGBT switches (181), the 3rd grid emitter-base bandgap grading Between resistance (182), the 3rd switch protection resistance (183), the 3rd switch protection electric capacity (184), the 4th HCPL3120 optocouplers (185), between the 4th filtering capacitance of voltage regulation (186), the 4th resistance (187), the 4th IGBT switches (188), the 4th grid emitter-base bandgap grading Resistance (189), the 4th switch protection resistance (191) and the 4th switch protection electric capacity (192)；

Two ac input ends of first rectifier bridge (141) connect the He of input terminal 1 of switch bridge module (140) respectively The input terminal 2 of switch bridge module (140), the cathode output end of first rectifier bridge (141) charges with described first One end connection of resistance (142), the other end of first charging resistor (142) and the indicating circuit current-limiting resistance (143) One end, one end of second storage capacitor (145), one end of second current-limiting resistance (146) and the 3rd current limliting One end connection of resistance (148), the other end and second light emitting diode of the indicating circuit current-limiting resistance (143) (144) positive pole connection, the negative pole of second light emitting diode (144) is exported with the negative pole of first rectifier bridge (141) End, the other end of second storage capacitor (145), one end of second filter capacitor (147), second voltage regulation filtering One end of electric capacity (169), 5 pin of the 2nd HCPL3120 optocouplers (168), the second gate penetrate the one of electrode resistance (173) End, the emitter stage of the 2nd IGBT switches (172), one end of second switch protection electric capacity (175), the 3rd filtering One end of electric capacity (167), one end of the 4th filtering capacitance of voltage regulation (186), the 5 of the 4th HCPL3120 optocouplers (185) Pin, the 4th grid are penetrated one end of electrode resistance (189), the emitter stage and the described 4th of the 4th IGBT switches (188) and are opened Close one end connection of protection electric capacity (192), the other end and second current-limiting resistance of second filter capacitor (147) (146) one end of the other end, the colelctor electrode of the 3rd IGBT switches (181) and the 3rd switch protection resistance (183) Connection, the other end of the 3rd current-limiting resistance (148) is opened with the colelctor electrode of IGBT switches (164), described first Close one end connection of one end and the 3rd filter capacitor (167) of protective resistance (165), a HCPL3120 optocouplers (149) 3 pin are connected with 2 pin of the 4th HCPL3120 optocouplers (185), the emitter stage of IGBT switches (164) The colelctor electrode, the second switch of one end, the 2nd IGBT switch (172) with first switch protection electric capacity (166) One end of electrode resistance (163), a HCPL3120 optocouplers (149) are penetrated in one end of protective resistance (174), the first grid 5 pin, one end of first filtering capacitance of voltage regulation (161), one end of the output steady resistance (177) and the switch bridge The lead-out terminal 3 of module (140) is connected, 6 pin and a HCPL3120 optocouplers of a HCPL3120 optocouplers (149) (149) one end connection of 7 pin and the first grid resistance (162), 8 pin of a HCPL3120 optocouplers (149) with The other end of first filtering capacitance of voltage regulation (161), the other end of the first grid resistance (162), the first grid are penetrated The grid connection of the other end of electrode resistance (163) and IGBT switches (164), the first switch protective resistance (165) the other end is connected with the other end of first switch protection electric capacity (166), the 2nd HCPL3120 optocouplers (168) 2 pin are connected with 3 pin of the 3rd HCPL3120 optocouplers (176), 8 pin of the 2nd HCPL3120 optocouplers (168) The other end with second filtering capacitance of voltage regulation (169) is connected, 6 pin of the 2nd HCPL3120 optocouplers (168) with it is described One end connection of 7 pin and the second grid resistance (171) of the 2nd HCPL3120 optocouplers (168), the second grid resistance (171) the other end penetrates the other end of electrode resistance (173) with the grid and the second gate of the 2nd IGBT switches (172) Connection, the other end of the second switch protective resistance (174) connects with the other end of second switch protection electric capacity (175) Connect, 8 pin of the 3rd HCPL3120 optocouplers (176) are connected with one end of the 3rd filtering capacitance of voltage regulation (178), described Between 8 pin, the 3rd grid emitter-base bandgap grading of the other end of three filtering capacitance of voltage regulation (178) and the 3rd HCPL3120 optocouplers (176) One end of resistance (182), emitter stage, the one of the 3rd switch protection electric capacity (184) of the 3rd IGBT switches (181) End, one end of the 4th switch protection resistance (191), the other end and the switch bridge of the output steady resistance (177) The lead-out terminal 4 of module (140) is connected, 6 pin and the 3rd HCPL3120 optocouplers of the 3rd HCPL3120 optocouplers (176) (176) one end connection of 7 pin and the 3rd resistance (179), the other end of the 3rd resistance (179) and institute The grid and the 3rd grid for stating the 3rd IGBT switches (181) penetrate the other end connection of electrode resistance (182), the 3rd switch The other end of protective resistance (183) is connected with the other end of the 3rd switch protection electric capacity (184), the 4th HCPL3120 8 pin of optocoupler (185) are connected with the other end of the 4th filtering capacitance of voltage regulation (186), the 4th HCPL3120 optocouplers (185) 6 pin are connected with 7 pin of the 4th HCPL3120 optocouplers (185) and one end of the 4th resistance (187), The other end of the 4th resistance (187) is switched between the grid and the 4th grid emitter-base bandgap grading of (188) with the 4th IGBT The other end connection of resistance (189), the other end and the 4th switch protection electric capacity of the 4th switch protection resistance (191) (192) other end connection.

5. repeated frequency high-voltage square-wave pulse power source according to claim 1, it is characterised in that the driving pulse output Ten pulse transformers that module (150) is made up of ten beads are constituted, and the driving pulse output module (150) is for inciting somebody to action The drive signal that switch bridge module (140) produces is converted into 10 tunnels, and there is the synchronized signal of 15kV isolation voltages to go point The IGBT of every one-level of the main circuit (200) is not driven to switch.

6. repeated frequency high-voltage square-wave pulse power source according to claim 1, it is characterised in that the main circuit (200) It is made up of ten grades of identical circuits cascadings, 1kV is exported per one-level, is concatenated together exporting 10kV, wherein, the main circuit (200) every stage circuit include rectifier bridge, back-end crop IGBT switches, charging resistor, equalizing resistance, back-end crop resistance, resistance, Grid penetrate electrode resistance, storage capacitor, voltage-stabiliser tube, fly-wheel diode and IGBT switch.

7. repeated frequency high-voltage square-wave pulse power source according to claim 1, it is characterised in that the electric power system (300) including control circuit output power supply module (310), control circuit power supply module (320) and main circuit power supply module (330)；

Wherein, the control circuit output power supply module (310) includes the first air switch (311), the first overcurrent protector And transformer (313) (312)；

Control circuit power supply module (320) turns first power module (321) of 5V, 15V and turns 15V including Switching Power Supply, 15V Second source module (322), 15V turn the 3rd power module (323) of 15V, 15V turn 15V the 4th power module (324), 15V turns the 5th power module (325) of 15V；

The main circuit power supply module (330) includes the second air switch (331), the second overcurrent protector (332), pressure regulator And ten groups of tapped transformers (334) (333)；

The input terminal 1 of the electric power system (300) and the input of one end and Switching Power Supply of the primary side of the transformer (313) Terminal 5 is connected, and the input terminal 2 of the electric power system (300) is connected with one end of first air switch (311), described The other end of the first air switch (311) is connected with one end of first overcurrent protector (312), first overcurrent protection The other end of device (312) is connected with the other end of the primary side of the transformer (313) and the input terminal 6 of the Switching Power Supply, The output of the secondary of the transformer (313) and the lead-out terminal 3 of the electric power system (300) and the electric power system (300) Terminal 4 is connected, 1 pin of the lead-out terminal 7 of the Switching Power Supply with first power module (321), the second source mould 1 pin of block (322), 1 pin of the 3rd power module (323), 1 pin and the described 5th of the 4th power module (324) The 1 pin connection of power module (325), 2 pin, the institute of the lead-out terminal 8 of the Switching Power Supply and first power module (321) State 2 pin, 2 pin of the 3rd power module (323), the 2 of the 4th power module (324) of second source module (322) The 2 pin connection of pin and the 5th power module (325), a termination electric power system of the primary side of the pressure regulator (333) (300) lead-out terminal 9, one end of the other end of the primary side of the pressure regulator (333) and second overcurrent protector (332) Connection, the other end of second overcurrent protector (332) is connected with one end of second air switch (331), and second is empty The other end of air cock (331) is connected with the lead-out terminal 10 of the electric power system (300), the secondary of the pressure regulator (333) Primary side with described ten groups of tapped transformers (334) is connected.

8. repeated frequency high-voltage square-wave pulse power source according to claim 1, it is characterised in that the accessory system (400) including measurement voltmeter (410) and protection circuit (420)；

Wherein, the protection circuit (420) includes the 4th current-limiting resistance (421), adjustment resistance (422), the 5th voltage-stabiliser tube (423), optocoupler (424) and pull-up resistor (425)；

The input terminal 1 of the accessory system (400) is connected with one end of the 4th current-limiting resistance (421), the 4th limit One end, the negative pole of the 5th voltage-stabiliser tube (423) and described of the other end of leakage resistance (421) and adjustment resistance (422) The 1 pin connection of optocoupler (424), the input terminal 2 of the accessory system (400) and the other end, the institute for adjusting resistance (422) State the 2 pin connection of the positive pole and the optocoupler (424) of the 5th voltage-stabiliser tube (423), 3 pin and the pull-up of the optocoupler (424) One end connection of resistance (425), 4 pin of the optocoupler (424) are connected with the lead-out terminal 3 of the accessory system (400), described The other end of pull-up resistor (425) is connected with the lead-out terminal 4 of the accessory system (400).