CN104953887A - High-voltage square-wave pulse power supply with repeated frequency - Google Patents

Abstract

The invention discloses a high-voltage square-wave pulse power supply with a repeated frequency. The power supply comprises a control circuit, a main circuit, a power supply system and an auxiliary system, wherein the control circuit supplies drive signals of an IGBT (insulated gate bipolar transistor) switch and a back-end-crop IGBT switch of the main circuit and controls the power-on time and the power-on duration time of the IGBT switch and the back-end-crop IGBT switch; direct current obtained through rectification is connected and disconnected to be subjected to pulse superposition output through the main circuit by controlling the IGBT switch of the main circuit to be turned on and off, and a follow current channel is provided; the power supply system supplies power to the control circuit, the main circuit and the auxiliary system to provide isolated voltage with different amplitudes; the auxiliary system measures and protects the main circuit, displays the input voltage of the power supply system and cuts off power supply output when overcurrent of a load occurs. The power supply has the advantages that the structure is compact, a parameter adjustment range is wide, adjustment is convenient, a falling edge is very short due to adoption of a back-end-crop circuit, the waveform approximates that of square waves, and the extendibility is high.

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 source.

Background technology

High-voltage pulse power source is compressed in time scale pulse energy, exports with the high-peak power obtained within the extremely short time.High-voltage pulse power source can encourage generation plasma, is mainly used in material surface modifying, medical science sterilization, curbs environmental pollution and the field such as Aero-Space.Compared with ac high frequency power source, it is large that high-voltage pulse electric source forcing produces heating region, and action effect is strong, evenly, generates heat not serious.Therefore, the development of high-voltage pulse power source receives and pays close attention to widely.Switch is very important for high-voltage pulse power source, and its performance exports the parameter of pulse by directly having influence on.Traditional pulse power with the gas switch such as spark gap and thyratron for main switch, this switch repetition rate is low, and the life-span is short, and cost is high, so replaced by high-power semiconductor switch gradually, the repetitive frequency pulsed power supply of development now adopts semiconductor device as switch mostly.

Voltage is improved by pulse transformer by most of high-voltage pulse power source, and output waveform is class triangular wave or waveform.High-voltage square-wave pulse power source output waveform approximate square waves, waveform is good, and the multi-parameters such as frequency, voltage magnitude and pulsewidth are adjustable, have 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 contains four kinds of schemes: switch coordinates with transmission line, switch is connected, all solid state Marx generator, cascade connection type voltage superposition.In patent CN101745178A, the pulse power realizes exporting square wave and adjustable pulse width by manually forming the technological means such as line, pulse transformer and adjustable load resistance.The people such as Zorngiebel are by being composed in series switch module (the Zorngiebel V of withstand voltage 50kV, maximum current 500A by 45 IGBT, Hecquard M, SpahnE, Welleman A, Scharnholz S.Modular 50-kV IGBT switch for pulsed-powerapplications [J] .IEEE Transactions on Plasma Science, 2011,39 (1): 364-367.).The people such as Fudan University Lei Yu design and have made a kind of all solid state Marx pulse generator based on MOSFET (Lei Yu, Qiu Jian, Liu Ke rich .150kV all solid state high voltage pulse generator design [J]. light laser and the particle beams, 2012,24 (3): 258-262.).First three is planted, and scheme pulse-width regulated is complicated, and technical costs is high, and power volume is huge, not easily the problem such as expansion.

And adopting the electric power output voltage amplitude of cascade connection type voltage superposition alternatives formulation, frequency and width all can to regulate easily, power supply can high modularization, is convenient to expansion.The main circuit of pulsed power supply of people's developments such as Harbin Institute of Technology Gong Chun will adopts cascade connection type voltage superposition topology, and 12 group pulse unit modules are together in series, and synchronized drive module adopts isolation technology not announce.Its output voltage has very large vibration, trailing edge is longer than rising edge a lot, waveform differs comparatively large (Gong Chunzhi with square wave, Tian Xiubo, Cao Zhenen, Zhu Zongtao, diligent .10kV plasma surface modification high-voltage pulse power source [J] of poplar scholar. light laser and the particle beams, 2007,19 (11): 1927-1930).The square-wave pulse power source main circuit of people's developments such as the Qi Dong of Dalian University of Technology also adopts cascade voltage to superpose topology, main circuit unit module number can change, its IGBT drive circuit adopts photoelectrical coupler and independently-powered circuit realiration (Qi Dong, Wang Ninghui. a kind of development [J] of solid switch formula high-voltage pulse power source of series-connected structure. electronic device, 2006,29 (4): 1081-1084).Adopt before the people such as the Chinese Academy of Sciences electrician institute Li Wen peak cascade connection type voltage superposition mode have developed a microsecond pulse power supply that can export square wave and triangular wave (Li Wenfeng. high pressure microsecond pulse source research [D] of based semiconductor switch, university of the Chinese Academy of Sciences, Master's thesis, 2013).This electric power main circuit also just adopts cascade connection type voltage superposition topology, and drive circuit adopts wooden source IGBT drive module and lithium battery group isolation power supply, and export rising edge of a pulse interference comparatively large, trailing edge is longer than rising edge a lot.

Summary of the invention

For solving the problem, the object of the present invention is to provide the repeated frequency high-voltage square-wave pulse power source that a kind of compact conformation, Parameter adjustable scope are large, output pulse falling edge is very short, waveform approximate square waves, extensibility are strong.

The invention provides a kind of repeated frequency high-voltage square-wave pulse power source, comprise control circuit, main circuit, electric power system and auxiliary system;

Described control circuit provides the IGBT switch of described main circuit and the drive singal of back-end crop IGBT switch, and controls opening the moment and opening the duration of described IGBT switch and described back-end crop IGBT switch;

Described main circuit by controlling opening and turning off direct current rectification obtained and cut-off for superimposed pulses exports of the IGBT switch of described main circuit, and provides afterflow passage;

Described electric power system is described control circuit, described main circuit and described auxiliary system are powered, provide different amplitude, the voltage of isolation;

Described auxiliary system is measured described main circuit and is protected, and shows the input voltage of described electric power system, and output of cutting off the electricity supply when load overcurrent.

Further improve as the present invention, described control circuit comprises photoelectric conversion module, protection expansion module, signal processing module, switch bridge module and driving pulse output module;

The output of described photoelectric conversion module is connected with the input of described protection expansion module; the output of described protection expansion module is connected with the input of described signal processing module; the output of described signal processing module is connected with the input of described switch bridge module, and the output of described switch bridge module is connected with the input of described driving pulse output module.

Further improve as the present invention, described photoelectric conversion module is used for converting the fiber-optic signal of input to the synchronous signal of telecommunication, comprises optical-electrical converter, the first current-limiting resistance, the first filter capacitor, the first light-emitting diode and the first storage capacitor;

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

Further improve as the present invention, described protection expansion module is used for the signal of telecommunication that the transmission of described photoelectric conversion module comes to convert to can the synchronous electric signal of drive singal processing module, and for control circuit provides expansion, comprise CD4082BE chip and an IXDN604 chip;

3 pin of a described IXDN604 chip are connected with 7 pin of described CD4082BE chip, 6 pin of a described IXDN604 chip are connected with the lead-out terminal 4 of 14 pin of described CD4082BE chip and described protection expansion module, 7 pin of a described IXDN604 chip are connected with 9 pin of described CD4082BE chip and described CD4082BE chip 2 pin, 3 pin of described CD4082BE chip are connected with the lead-out terminal 1 of 12 pin of described CD4082BE chip and described protection expansion module, 4 pin of described CD4082BE chip are connected with the lead-out terminal 2 of 11 pin of described CD4082BE chip and described protection expansion module, 5 pin of described CD4082BE chip are connected with the lead-out terminal 3 of 10 pin of described CD4082BE chip and described protection expansion module.

Further improve as the present invention, described signal processing module is used for the synchronous electric signal converting the signal of telecommunication that described protection expansion module transmission comes to energy driving switch bridge module and the time delay signal of telecommunication triggered by synchronous electric signal trailing edge, comprises CD4098BE chip, parameter regulating resistance, parameter control capacittance, the 2nd IXDN604 chip, the 3rd IXDN604 chip, the first output current limiting resistance and the second output current limiting resistance;

1 pin of described CD4098BE chip is connected with one end of described parameter control capacittance, the other end of described parameter control capacittance is connected with one end of described parameter regulating resistance, the other end of described parameter regulating resistance and 2 pin of described CD4098BE chip, 6 pin of described 2nd IXDN604 chip are connected with 6 pin of described 3rd IXDN604 chip, 4 pin of described CD4098BE chip and 8 pin of described CD4098BE chip, 3 pin of described 2nd IXDN604 chip are connected with 3 pin of described 3rd IXDN604 chip, 6 pin of described CD4098BE chip are connected with 2 pin of described 3rd IXDN604 chip, 7 pin of described 2nd IXDN604 chip are connected with one end of described first output current limiting resistance, the described other end of the first output current limiting resistance is connected with the lead-out terminal 1 of described signal processing module, 7 pin of described 3rd IXDN604 chip are connected with one end of described second output current limiting resistance, the described other end of the second output current limiting resistance is connected with the lead-out terminal 2 of described signal processing module.

Further improve as the present invention, opening and shutoff of the synchronous electric signal controlling IGBT switch that described switch bridge module comes according to described signal processing module transmission, produces the drive singal with driving force and reverse turn-off function, comprises the first rectifier bridge, first charging resistor, indicating circuit current-limiting resistance, second light-emitting diode, second storage capacitor, second current-limiting resistance, second filter capacitor, 3rd current-limiting resistance, one HCPL3120 optocoupler, first filtering capacitance of voltage regulation, first grid resistance, the first grid penetrates electrode resistance, one IGBT switch, first switch protection resistance, first switch protection electric capacity, 3rd filter capacitor, 2nd HCPL3120 optocoupler, second filtering capacitance of voltage regulation, second grid resistance, 2nd IGBT switch, second gate penetrates electrode resistance, second switch protective resistance, second switch protection electric capacity, 3rd HCPL3120 optocoupler, stable output resistance, 3rd filtering capacitance of voltage regulation, 3rd resistance, 3rd IGBT switch, 3rd grid penetrate electrode resistance, 3rd switch protection resistance, 3rd switch protection electric capacity, 4th HCPL3120 optocoupler, 4th filtering capacitance of voltage regulation, 4th resistance, 4th IGBT switch, 4th grid penetrate electrode resistance, 4th switch protection resistance and the 4th switch protection electric capacity,

Two ac input ends of described first rectifier bridge connect the input terminal 1 of described switch bridge module and the input terminal 2 of described switch bridge module respectively, the cathode output end of described first rectifier bridge is connected with one end of described first charging resistor, the other end of described first charging resistor and one end of described indicating circuit current-limiting resistance, one end of described second storage capacitor, one end of described second current-limiting resistance is connected with one end of described 3rd current-limiting resistance, the other end of described indicating circuit current-limiting resistance is connected with the positive pole of described second light-emitting diode, the negative pole of described second light-emitting diode and the cathode output end of described first rectifier bridge, the other end of described second storage capacitor, one end of described second filter capacitor, one end of described second filtering capacitance of voltage regulation, 5 pin of described 2nd HCPL3120 optocoupler, described second gate penetrates one end of electrode resistance, the emitter of described 2nd IGBT switch, one end of described second switch protection electric capacity, one end of described 3rd filter capacitor, one end of described 4th filtering capacitance of voltage regulation, 5 pin of described 4th HCPL3120 optocoupler, described 4th grid penetrate one end of electrode resistance, the emitter of described 4th IGBT switch is connected with one end of described 4th switch protection electric capacity, the other end of described second filter capacitor and the other end of described second current-limiting resistance, the collector electrode of described 3rd IGBT switch is connected with one end of described 3rd switch protection resistance, the other end of described 3rd current-limiting resistance and the collector electrode of a described IGBT switch, one end of described first switch protection resistance is connected with one end of described 3rd filter capacitor, 3 pin of a described HCPL3120 optocoupler are connected with 2 pin of described 4th HCPL3120 optocoupler, the emitter of a described IGBT switch and one end of described first switch protection electric capacity, the collector electrode of described 2nd IGBT switch, one end of described second switch protective resistance, the described first grid penetrates one end of electrode resistance, 5 pin of a described HCPL3120 optocoupler, one end of described first filtering capacitance of voltage regulation, one end of described stable output resistance is connected with the lead-out terminal 3 of described switch bridge module, 6 pin of a described HCPL3120 optocoupler are connected with 7 pin of a described HCPL3120 optocoupler and one end of described first grid resistance, 8 pin of a described HCPL3120 optocoupler and the other end of described first filtering capacitance of voltage regulation, the other end of described first grid resistance, the other end that the described first grid penetrates electrode resistance is connected with the grid of a described IGBT switch, the other end of described first switch protection resistance is connected with the other end of described first switch protection electric capacity, 2 pin of described 2nd HCPL3120 optocoupler are connected with 3 pin of described 3rd HCPL3120 optocoupler, 8 pin of described 2nd HCPL3120 optocoupler are connected with the other end of described second filtering capacitance of voltage regulation, 6 pin of described 2nd HCPL3120 optocoupler are connected with 7 pin of described 2nd HCPL3120 optocoupler and one end of described second grid resistance, the other end that the other end of described second grid resistance penetrates electrode resistance with the grid of described 2nd IGBT switch and described second gate is connected, the other end and the described second switch of described second switch protective resistance protect the other end of electric capacity to be connected, 8 pin of described 3rd HCPL3120 optocoupler are connected with one end of described 3rd filtering capacitance of voltage regulation, the other end of described 3rd filtering capacitance of voltage regulation and 8 pin of described 3rd HCPL3120 optocoupler, described 3rd grid penetrate one end of electrode resistance, the emitter of described 3rd IGBT switch, one end of described 3rd switch protection electric capacity, one end of described 4th switch protection resistance, the other end of described stable output resistance is connected with the lead-out terminal 4 of described switch bridge module, 6 pin of described 3rd HCPL3120 optocoupler are connected with one end of 7 pin of described 3rd HCPL3120 optocoupler and described 3rd resistance, the other end that the other end of described 3rd resistance penetrates electrode resistance with the grid of described 3rd IGBT switch and described 3rd grid is connected, the other end of described 3rd switch protection resistance is connected with the other end of described 3rd switch protection electric capacity, 8 pin of described 4th HCPL3120 optocoupler are connected with the other end of described 4th filtering capacitance of voltage regulation, 6 pin of described 4th HCPL3120 optocoupler are connected with one end of 7 pin of described 4th HCPL3120 optocoupler and described 4th resistance, the other end that the other end of described 4th resistance penetrates electrode resistance with the grid of described 4th IGBT switch and described 4th grid is connected, the other end of described 4th switch protection resistance is connected with the other end of described 4th switch protection electric capacity.

Further improve as the present invention, ten pulse transformers that described driving pulse output module is made up of ten beads are formed, and described driving pulse output module is used for the drive singal that described switch bridge module produces to convert to the IGBT switch that synchronized signal that 10 tunnels have a 15kV isolation voltage goes to drive respectively every one-level of described main circuit.

Further improve as the present invention, described main circuit is made up of ten grades of identical circuits cascadings, every one-level exports 1kV, level is linked togather and exports 10kV, wherein, every stage circuit of described main circuit comprises rectifier bridge, back-end crop IGBT switch, charging resistor, grading resistor, back-end crop resistance, resistance, grid penetrate electrode resistance, storage capacitor, voltage-stabiliser tube, fly-wheel diode and IGBT switch.

Further improve as the present invention, described electric power system comprises control circuit and exports supply module, control circuit supply module and main circuit supply module;

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

The 5th power module that the 3rd power module that the first power module that described control circuit supply module comprises Switching Power Supply, 15V turns 5V, 15V turn the second source module of 15V, 15V turns 15V, 15V turn the 4th power module of 15V, 15V turns 15V;

Described main circuit supply module comprises the second air switch, the second overcurrent protector, voltage regulator and ten groups of tapped transformers;

The input terminal 1 of described electric power system is connected with the one end on the former limit of described transformer and the input terminal 5 of Switching Power Supply, the input terminal 2 of described electric power system is connected with one end of described first air switch, the other end of described first air switch is connected with one end of described first overcurrent protector, the other end of described first overcurrent protector is connected with the other end on the former limit of described transformer and the input terminal 6 of described Switching Power Supply, the secondary of described transformer is connected with the lead-out terminal 4 of the lead-out terminal 3 of described electric power system and described electric power system, the lead-out terminal 7 of described Switching Power Supply and 1 pin of described first power module, 1 pin of described second source module, 1 pin of described 3rd power module, 1 pin of described 4th power module is connected with 1 pin of described electric 5th power module, the lead-out terminal 8 of described Switching Power Supply and 2 pin of described first power module, 2 pin of described second source module, 2 pin of described 3rd power module, 2 pin of described 4th power module are connected with 2 pin of described 5th power module, the lead-out terminal 9 of electric power system described in one termination on the former limit of described voltage regulator, the other end on the former limit of described voltage regulator is connected with one end of described second overcurrent protector, the other end of described second overcurrent protector is connected with one end of described second air switch, the other end of the second air switch is connected with the lead-out terminal 10 of described electric power system, the secondary of described voltage regulator is connected with the former limit of described ten groups of tapped transformers.

Further improve as the present invention, described auxiliary system comprises measuring voltage table and protective circuit;

Wherein, described protective circuit comprises the 4th current-limiting resistance, adjusting resistance, the 5th voltage-stabiliser tube, optocoupler and pull-up resistor;

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

Beneficial effect of the present invention is: compact conformation, and Parameter adjustable scope is large, easy to adjust, and adopt back-end crop circuit to make trailing edge very short, waveform approximate square waves, extensibility is strong.

Accompanying drawing explanation

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

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

Fig. 3 is the concrete enforcement block diagram of photoelectric conversion module in control circuit of the present invention;

Fig. 4 is the concrete enforcement block diagram protecting expansion module in control circuit of the present invention;

Fig. 5 is the concrete enforcement block diagram of signal processing module in control circuit of the present invention;

Fig. 6 is the concrete enforcement block diagram of control circuit breaker in middle bridge module of the present invention;

Fig. 7 is the concrete enforcement block diagram of driving pulse output module in control circuit of the present invention;

Fig. 8 is the concrete enforcement block diagram of main circuit of the present invention;

Fig. 9 is the concrete enforcement block diagram of electric power system of the present invention;

Figure 10 is the concrete enforcement block diagram of auxiliary system of the present invention.

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

Embodiment

Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.

As shown in Figure 1, the present invention is made up of control circuit 100, main circuit 200, electric power system 300 and auxiliary system 400 4 parts.Wherein, electric power system 300 powers to control circuit 100, main circuit 200 and auxiliary system 400, and control circuit 100 pairs of main circuits 200 control, and auxiliary circuit 400 pairs of main circuits 200 are measured and protect.

As shown in Figure 2, control circuit 100 is made up of photoelectric conversion module 110, protection expansion module 120, signal processing module 130, switch bridge module 140 and driving pulse output module 150.Input signal enters photoelectric conversion module 110; the input of the output termination protection expansion module 120 of photoelectric conversion module 110; the input of the output termination signal processing module 130 of protection expansion module 120; the input of the output termination switch bridge module 140 of signal processing module 130; the input of the output termination driving pulse output module 150 of switch bridge module 140, driving pulse output module 150 exports pulse drive signal.

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

As shown in Figure 4, expansion module 120 is protected to comprise CD4082BE chip 121 and an IXDN604 chip 122.3 pin of the one IXDN604 chip 122 connect 7 pin of CD4082BE chip 121, 6 pin of the one IXDN604 chip 122 connect 14 pin of CD4082BE chip 121 and the lead-out terminal 4 of protection expansion module 120, 7 pin of the one IXDN604 chip 122 connect 9 pin of CD4082BE chip 121 and 2 pin of CD4082BE chip 121, 3 pin of CD4082BE chip 121 connect 12 pin of CD4082BE chip 121 and the lead-out terminal 1 of protection expansion module 120, 4 pin of CD4082BE chip 121 connect 11 pin of CD4082BE chip 121 and the lead-out terminal 2 of protection expansion module 120, 5 pin of CD4082BE chip 121 connect 10 pin of CD4082BE chip 121 and the lead-out terminal 3 of protection expansion module 120.

As shown in Figure 5, signal processing module 130 comprises CD4098BE chip 131, parameter regulating resistance 132, parameter control capacittance 133, the 2nd IXDN604 chip 134, the 3rd IXDN604 chip 135, first output current limiting resistance 136 and the second output current limiting resistance 137.1 pin of CD4098BE chip 131 connects one end of parameter control capacittance 133, 2 pin of another termination CD4098BE chip 131 of parameter control capacittance 133 and one end of parameter regulating resistance 132, 3 pin of another termination CD4098BE chip 131 of parameter regulating resistance 132, the pin of CD4098BE16 chip 131, 6 pin of the 2nd IXDN604 chip 134 and 6 pin of the 3rd IXDN604 chip 135, 4 pin of CD4098BE chip 131 connect 8 pin of CD4098BE chip 131, 3 pin of the 2nd IXDN604 chip 134 and 3 pin of the 3rd IXDN604 chip 135, 6 pin of CD4098BE chip 131 connect 2 pin of the 3rd IXDN604 chip 135, 7 pin of the 2nd IXDN604 chip 134 connect one end of the first output current limiting resistance 136, the lead-out terminal 1 of another termination signal processing module 130 of the first output current limiting resistance 136, 7 pin of the 3rd IXDN604 chip 135 connect one end of the second output current limiting 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 Figure 6, switch bridge module 140 comprises the first rectifier bridge 141, first charging resistor 142, indicating circuit current-limiting resistance 143, second light-emitting diode 144, second storage capacitor 145, second current-limiting resistance 146, second filter capacitor 147, 3rd current-limiting resistance 148, one HCPL3120 optocoupler 149, first filtering capacitance of voltage regulation 161, first grid resistance 162, the first grid penetrates electrode resistance 163, one IGBT switch 164, first switch protection resistance 165, first switch protection electric capacity 166, 3rd filter capacitor 167, 2nd HCPL3120 optocoupler 168, second filtering capacitance of voltage regulation 169, second grid resistance 171, 2nd IGBT switch 172, second gate penetrates electrode resistance 173, second switch protective resistance 174, second switch protection electric capacity 175, 3rd HCPL3120 optocoupler 176, stable output resistance 177, 3rd filtering capacitance of voltage regulation 178, 3rd resistance 179, 3rd IGBT switch 181, 3rd grid penetrate electrode resistance 182, 3rd switch protection resistance 183, 3rd switch protection electric capacity 184, 4th HCPL3120 optocoupler 185, 4th filtering capacitance of voltage regulation 186, 4th resistance 187, 4th IGBT switch 188, 4th grid penetrate electrode resistance 189, 4th switch protection resistance 191 and the 4th switch protection electric capacity 192,

Two ac input ends of the first rectifier bridge 141 connect input terminal 1 and the input terminal 2 of switch bridge module 140 respectively, the cathode output end of the first rectifier bridge 141 connects one end of the first charging resistor 142, one end of another termination indicating circuit current-limiting resistance 143 of the first charging resistor 142, one end of second storage capacitor 145, one end of second current-limiting resistance 146 and one end of the 3rd current-limiting resistance 148, the positive pole of another termination second light-emitting diode 144 of indicating circuit current-limiting resistance 143, the negative pole of the second light-emitting diode 144 connects the cathode output end of the first rectifier bridge 141, the other end of the second storage capacitor 145, one end of second filter capacitor 147, one end of second filtering capacitance of voltage regulation 169, 5 pin of the 2nd HCPL3120 optocoupler 168, second gate penetrates one end of electrode resistance 173, the emitter of the 2nd IGBT switch 172, one end of second switch protection electric capacity 175, one end of 3rd filter capacitor 167, one end of 4th filtering capacitance of voltage regulation 186, 5 pin of the 4th HCPL3120 optocoupler 185, 4th grid penetrate one end of electrode resistance 189, the emitter of the 4th IGBT switch 188 and one end of the 4th switch protection electric capacity 192, the other end of another termination second current-limiting resistance 146 of the second filter capacitor 147, the collector electrode of the 3rd IGBT switch 181 and one end of the 3rd switch protection resistance 183, the collector electrode of another termination the one IGBT switch 164 of the 3rd current-limiting resistance 148, one end of first switch protection resistance 165 and one end of the 3rd filter capacitor 167, 3 pin of the one HCPL3120 optocoupler 149 connect 2 pin of the 4th HCPL3120 optocoupler 185, the emitter of the one IGBT switch 164 connects one end of the first switch protection electric capacity 166, the collector electrode of the 2nd IGBT switch 172, one end of second switch protective resistance 174, the first grid penetrates one end of electrode resistance 163, 5 pin of the one HCPL3120 optocoupler 149, one end of first filtering capacitance of voltage regulation 161, one end of stable output resistance 177 and the lead-out terminal 3 of switch bridge module 140, 6 pin of the one HCPL3120 optocoupler 149 connect 7 pin of a HCPL3120 optocoupler 149 and one end of first grid resistance 162, 8 pin of the one HCPL3120 optocoupler 149 connect the other end of the first filtering capacitance of voltage regulation 161, another termination first grid of first grid resistance 162 penetrates the other end of electrode resistance 163 and the grid of an IGBT switch 164, the other end of another termination first switch protection electric capacity 166 of the first switch protection resistance 165, 2 pin of the 2nd HCPL3120 optocoupler 168 connect 3 pin of the 3rd HCPL3120 optocoupler 176, 8 pin of the 2nd HCPL3120 optocoupler 168 connect the other end of the second filtering capacitance of voltage regulation 169, 6 pin of the 2nd HCPL3120 optocoupler 168 connect 7 pin of the 2nd HCPL3120 optocoupler 168 and one end of second grid resistance 171, the grid of another termination the 2nd IGBT switch 172 of second grid resistance 171 and second gate penetrate the other end of electrode resistance 173, the other end of another termination second switch protection electric capacity 175 of second switch protective resistance 174, 8 pin of the 3rd HCPL3120 optocoupler 176 connect one end of the 3rd filtering capacitance of voltage regulation 178, 5 pin of another termination the 3rd HCPL3120 optocoupler 176 of the 3rd filtering capacitance of voltage regulation 178, 3rd grid penetrate one end of electrode resistance 182, the emitter of the 3rd IGBT switch 181, one end of 3rd switch protection electric capacity 184, one end of 4th switch protection resistance 191, the other end of stable output resistance 177 and the lead-out terminal 4 of switch bridge module 140, 6 pin of the 3rd HCPL3120 optocoupler 176 connect 7 pin of the 3rd HCPL3120 optocoupler 176, one end of 3rd resistance 179, the grid of another termination the 3rd IGBT switch 181 of the 3rd resistance 179 and the 3rd grid penetrate the other end of electrode resistance 182, the other end of another termination the 3rd switch protection electric capacity 184 of the 3rd switch protection resistance 183, 8 pin of the 4th HCPL3120 optocoupler 185 connect the other end of the 4th filtering capacitance of voltage regulation 186, 6 pin of the 4th HCPL3120 optocoupler 185 connect 7 pin of the 4th HCPL3120 optocoupler 185 and one end of the 4th resistance 187, the grid of another termination the 4th IGBT switch 188 of the 4th resistance 187 and the 4th grid penetrate the other end of electrode resistance 189, the other end of another termination the 4th switch protection electric capacity 192 of the 4th switch protection resistance 191.

As shown in Figure 7, ten pulse transformers that driving pulse output module 150 is made up of ten beads are formed.The former limit 151 of pulse transformer connects the input terminal 1 of driving pulse output module 150 and the input terminal 2 of driving pulse output module 150, on first bead 152, first group of secondary connects the lead-out terminal 3 of driving pulse output module 150 and the lead-out terminal 4 of driving pulse output module 150, on first bead 152, second group of secondary connects the lead-out terminal 5 of driving pulse output module 150 and the lead-out terminal 6 of driving pulse output module 150, on tenth bead 153, the 19 group of secondary connects the lead-out terminal 7 of driving pulse output module 150 and the lead-out terminal 8 of driving pulse output module 150, on tenth bead 153, the 20 group of secondary connects 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 bead, the connection of secondary is similar with it.

As shown in Figure 8, main circuit 200 is formed by the ten duplicate circuits cascadings in road, and the inner embodiment of each cascade circuit is identical.For first order circuit 210 explanation, the input of the second rectifier bridge 211 connects input terminal 1 and input terminal 2, one end of positive output termination second charging resistor 212 of the second rectifier bridge 211, one end of negative output termination the 3rd grading resistor 215 of the second rectifier bridge 211, one end of 5th storage capacitor 218, the negative pole of the first fly-wheel diode 225, the emitter of back-end crop IGBT switch 227, 6th grid penetrate one end of electrode resistance 229, the negative pole of the 3rd voltage-stabiliser tube 231 and lead-out terminal 5, one end of another termination first grading resistor 213 of the second charging resistor 212, one end of 3rd storage capacitor 216 and the collector electrode of the 5th IGBT switch 219, one end of another termination second grading resistor 214 of the first grading resistor 213, the other end of the 3rd storage capacitor 216 and one end of the 4th storage capacitor 217, the other end of another termination the 3rd grading resistor 215 of the second grading resistor 214, the other end of the 4th storage capacitor 217 and the other end of the 5th storage capacitor 218, the grid of the 5th IGBT switch 219 connects the 5th grid and penetrates one end of electrode resistance 221 and one end of the 5th resistance 222, the emitter of the 5th IGBT switch 219 receives the other end that the 5th grid penetrate electrode resistance 221, the negative pole of the second voltage-stabiliser tube 224, the negative pole of the first fly-wheel diode 225, one end of back-end crop resistance 226 and lead-out terminal 7, the negative pole of another termination first voltage-stabiliser tube 223 of the 5th resistance 222 and lead-out terminal 3, the positive pole of the first voltage-stabiliser tube 223 connects the positive pole of the second voltage-stabiliser tube 224, the collector electrode of another termination back-end crop IGBT switch 227 of back-end crop resistance 226, the grid of back-end crop IGBT227 switch connects the other end that one end of the 6th resistance 228 and the 6th grid penetrate electrode resistance 229, the negative pole of another termination the 4th voltage-stabiliser tube 232 of the 6th resistance 228 and lead-out terminal 6, the positive pole of the 4th voltage-stabiliser tube 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 connects: in main circuit first order circuit 210, the positive pole of the first fly-wheel diode 225 connects the negative pole of the 3rd fly-wheel diode 251 in main circuit second level circuit 261, in main circuit second level circuit 261, the positive pole of the 3rd fly-wheel diode 251 connects the negative pole of the 4th fly-wheel diode 252 in main circuit tertiary circuit 262, in main circuit tertiary circuit 262, the positive pole of the 4th fly-wheel diode 252 connects the negative pole of the 5th fly-wheel diode 253 in main circuit fourth stage circuit 263, in main circuit fourth stage circuit 263, the positive pole of the 5th fly-wheel diode 253 connects the negative pole of the 6th fly-wheel diode 254 in main circuit level V circuit 264, in main circuit level V circuit 264, the positive pole of the 6th fly-wheel diode 254 connects the negative pole of the tenth fly-wheel diode 258 in main circuit the 6th grade of circuit 268, in main circuit the 6th grade of circuit 268, the positive pole of the tenth fly-wheel diode 258 connects the negative pole of the 9th fly-wheel diode 257 in main circuit the 7th grade of circuit 267, in main circuit the 7th grade of circuit 267, the positive pole of the 9th fly-wheel diode 257 connects the negative pole of the 8th fly-wheel diode 256 in main circuit the 8th grade of circuit 266, in main circuit the 8th grade of circuit 266, the positive pole of the 8th fly-wheel diode 256 connects the negative pole of the 7th fly-wheel diode 255 in main circuit the 9th grade of circuit 265, in main circuit the 9th grade of circuit 265, the positive pole of the 7th fly-wheel diode 255 connects the negative pole of the second fly-wheel diode 242 in main circuit the tenth grade of circuit 240, in main circuit the tenth grade of circuit 240, the positive pole of the second fly-wheel diode 242 connects one end of sample resistance 241, another termination lead-out terminal 8 of sample resistance 241.

As shown in Figure 9, electric power system 300 comprises control circuit output supply module 310, control circuit supply module 320 and main circuit supply module 330.Wherein, control circuit exports supply module 310 and comprises the first air switch 311, first overcurrent protector 312 and transformer 313; the 5th power module 325 that the 3rd power module 323 that the first power module 321 that control circuit supply module 320 comprises Switching Power Supply, 15V turns 5V, 15V turn the second source module 322 of 15V, 15V turns 15V, 15V turn the 4th power module 324 of 15V, 15V turns 15V, main circuit supply module 330 comprises the second air switch 331, second overcurrent protector 332, voltage regulator 333 and ten groups of tapped transformers 334.The input terminal 1 of electric power system 300 connects the one end on the former limit of transformer 313 and the input terminal 5 of Switching Power Supply, the input terminal 2 of electric power system 300 connects one end of the first air switch 311, one end of another termination first overcurrent protector 312 of the first air switch 311, the other end on the former limit of another termination transformer 313 of the first overcurrent protector 312 and the input terminal 6 of Switching Power Supply, the secondary of transformer 313 connects lead-out terminal 3 and lead-out 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, 1 pin of the 3rd power module 323, 1 pin of the 4th power module 324 and 1 pin of electricity the 5th power module 325, the lead-out terminal 8 of Switching Power Supply connects 2 pin of the first power module 321, 2 pin of second source module 322, 2 pin of the 3rd power module 323, 2 pin of the 4th power module 324 and 2 pin of the 5th power module 325, the lead-out terminal 9 of the one termination electric power system 300 on the former limit of voltage regulator 333, one end of another termination second overcurrent protector 332 on the former limit of voltage regulator 333, one end of another termination second air switch 331 of the second overcurrent protector 332, the lead-out terminal 10 of another termination electric power system 300 of the second air switch 331, the secondary of voltage regulator 333 connects the former limit of ten groups of tapped transformers 334.

As shown in Figure 10, auxiliary system 400 comprises measuring voltage table 410 and protective circuit 420, and protective circuit 420 comprises the 4th current-limiting resistance 421, adjusting resistance 422, the 5th voltage-stabiliser tube 423, optocoupler 424 and pull-up resistor 425.The input terminal 1 of auxiliary system 400 connects one end of the 4th current-limiting resistance 421, one end of another termination adjusting 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 auxiliary system 400 connects the other end of adjusting resistance 422, the positive pole of the 5th voltage-stabiliser tube 423 and 2 pin of optocoupler 424,3 pin of optocoupler 424 connect one end of pull-up resistor 425,4 pin of optocoupler 424 connect the lead-out terminal 3 of auxiliary system 400, the lead-out terminal 4 of another termination auxiliary system 400 of pull-up resistor 425.

The embodiment of wiring between module is:

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

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

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

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

As shown in Figure 7 and Figure 8, driving pulse output module 150 in control circuit 100 and the wiring between main circuit 200 are: the lead-out terminal 3 on the first bead 152 connects the input terminal 3 of first order circuit 210, lead-out terminal 4 on first bead 152 connects the input terminal 4 of first order circuit 210, lead-out terminal 5 on first bead 152 connects the input terminal 5 of first order circuit 210, lead-out terminal 6 on first bead 152 connects the input terminal 6 of first order circuit 210, lead-out terminal 7 on tenth bead 153 connects the input terminal 3 of the tenth grade of circuit 240, lead-out terminal 8 on tenth bead 153 connects the input terminal 4 of the tenth grade of circuit 240, lead-out terminal 9 on tenth bead 153 connects the input terminal 5 of the tenth grade of circuit 240, lead-out terminal 10 on tenth bead 153 connects the input terminal 6 of the tenth grade of circuit 240.The connection of the vice-side winding on other beads and main circuit other grade of circuit and above description are roughly the same.

As shown in Fig. 9 and Fig. 3, wiring between photoelectric conversion module 110 in electric power system 300 and control circuit 100 is: 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 9 pin of optical-electrical converter 111.

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

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

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

As Figure 10, Fig. 4, shown in Fig. 8 and Fig. 9, auxiliary system 400, protection expansion module 120 in control circuit 100, wiring between main circuit 200 and electric power system 300 is: 1 pin of measuring voltage table 410 connects 1 pin of voltage regulator 333, 2 pin of measuring voltage table 410 connect 2 pin of voltage regulator 333, the input terminal 1 of auxiliary system 400 connects the positive pole of the second fly-wheel diode 242, 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, the lead-out terminal 3 of auxiliary system 400 connects 7 pin of CD4082B chip 121, 3 pin of optocoupler 424 connect the lead-out terminal 1 of protection expansion module 120, lead-out terminal 2 and lead-out terminal 3, the lead-out terminal 4 of auxiliary system 400 connects 3 pin of second source module 322.

The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. a repeated frequency high-voltage square-wave pulse power source, is characterized in that, comprises control circuit (100), main circuit (200), electric power system (300) and auxiliary system (400);

Described control circuit (100) provides the IGBT switch of described main circuit (200) and the drive singal of back-end crop IGBT switch, and controls opening the moment and opening the duration of described IGBT switch and described back-end crop IGBT switch;

Described main circuit (200) by controlling opening and turning off direct current rectification obtained and cut-off for superimposed pulses exports of the IGBT switch of described main circuit (200), and provides afterflow passage;

Described electric power system (300) is described control circuit (100), described main circuit (200) and described auxiliary system (400) power supply, provide different amplitude, isolation voltage;

Described auxiliary system (400) is measured described main circuit (200) and protects, and shows the input voltage of described electric power system (300), and output of cutting off the electricity supply when load overcurrent.

2. repeated frequency high-voltage square-wave pulse power source according to claim 1, it is characterized in that, described control circuit (100) comprises photoelectric conversion module (110), protection expansion module (120), signal processing module (130), switch bridge module (140) and driving pulse output module (150);

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

3. repeated frequency high-voltage square-wave pulse power source according to claim 2, it is characterized in that, described photoelectric conversion module (110), for converting the fiber-optic signal of input to the synchronous signal of telecommunication, comprises 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 described optical-electrical converter (111) and 9 pin of described optical-electrical converter (111), one end of described first filter capacitor (113) is connected with described first storage capacitor (115) one end, the other end of described first filter capacitor (113) and the other end of described first storage capacitor (115), 5 pin of described optical-electrical converter (111), 6 pin of described optical-electrical converter (111) are connected with the positive pole of described first light-emitting diode (114), the negative pole of described first light-emitting diode (114) is connected with one end of described first current-limiting resistance (112), the other end of described first current-limiting resistance (112) is connected with 4 pin of described optical-electrical converter (111).

4. repeated frequency high-voltage square-wave pulse power source according to claim 2, it is characterized in that, described protection expansion module (120) converts to for the signal of telecommunication described photoelectric conversion module (110) transmission come can the synchronous electric signal of drive singal processing module (130), and provide expansion for control circuit (100), comprise CD4082BE chip (121) and an IXDN604 chip (122);

3 pin of a described IXDN604 chip (122) are connected with 7 pin of described CD4082BE chip (121), 6 pin of a described IXDN604 chip (122) are connected with 14 pin of described CD4082BE chip (121) and the lead-out terminal 4 of described protection expansion module (120), 7 pin of a described IXDN604 chip (122) are connected with 9 pin of described CD4082BE chip (121) and described CD4082BE chip (121) 2 pin, 3 pin of described CD4082BE chip (121) are connected with 12 pin of described CD4082BE chip (121) and the lead-out terminal 1 of described protection expansion module (120), 4 pin of described CD4082BE chip (121) are connected with 11 pin of described CD4082BE chip (121) and the lead-out terminal 2 of described protection expansion module (120), 5 pin of described CD4082BE chip (121) are connected with 10 pin of described CD4082BE chip (121) and the lead-out terminal 3 of described protection expansion module (120).

5. repeated frequency high-voltage square-wave pulse power source according to claim 2, it is characterized in that, described signal processing module (130) converts the synchronous electric signal of energy driving switch bridge module (140) and the time delay signal of telecommunication by the triggering of synchronous electric signal trailing edge to for the signal of telecommunication described protection expansion module (120) transmission come, comprise CD4098BE chip (131), parameter regulating resistance (132), parameter control capacittance (133), 2nd IXDN604 chip (134), 3rd IXDN604 chip (135), first output current limiting resistance (136) and the second output current limiting resistance (137),

1 pin of described CD4098BE chip (131) is connected with one end of described parameter control capacittance (133), the other end of described parameter control capacittance (133) is connected with one end of described parameter regulating resistance (132), the other end of described parameter regulating resistance (132) and 2 pin of described CD4098BE chip (131), 6 pin of described 2nd IXDN604 chip (134) are connected with 6 pin of described 3rd IXDN604 chip (135), 4 pin of described CD4098BE chip (131) and 8 pin of described CD4098BE chip (131), 3 pin of described 2nd IXDN604 chip (134) are connected with 3 pin of described 3rd IXDN604 chip (135), 6 pin of described CD4098BE chip (131) are connected with 2 pin of described 3rd IXDN604 chip (135), 7 pin of described 2nd IXDN604 chip (134) are connected with one end of described first output current limiting resistance (136), the other end of described first output current limiting resistance (136) is connected with the lead-out terminal 1 of described signal processing module (130), 7 pin of described 3rd IXDN604 chip (135) are connected with one end of described second output current limiting resistance (137), the other end of described second output current limiting resistance (137) is connected with the lead-out terminal 2 of described signal processing module (130).

6. repeated frequency high-voltage square-wave pulse power source according to claim 2, it is characterized in that, opening and shutoff of the synchronous electric signal controlling IGBT switch that described switch bridge module (140) is come according to described signal processing module (130) transmission, produce the drive singal with driving force and reverse turn-off function, comprise the first rectifier bridge (141), first charging resistor (142), indicating circuit current-limiting resistance (143), second light-emitting diode (144), second storage capacitor (145), second current-limiting resistance (146), second filter capacitor (147), 3rd current-limiting resistance (148), one HCPL3120 optocoupler (149), first filtering capacitance of voltage regulation (161), first grid resistance (162), the first grid penetrates electrode resistance (163), one IGBT switch (164), first switch protection resistance (165), first switch protection electric capacity (166), 3rd filter capacitor (167), 2nd HCPL3120 optocoupler (168), second filtering capacitance of voltage regulation (169), second grid resistance (171), 2nd IGBT switch (172), second gate penetrates electrode resistance (173), second switch protective resistance (174), second switch protection electric capacity (175), 3rd HCPL3120 optocoupler (176), stable output resistance (177), 3rd filtering capacitance of voltage regulation (178), 3rd resistance (179), 3rd IGBT switch (181), 3rd grid penetrate electrode resistance (182), 3rd switch protection resistance (183), 3rd switch protection electric capacity (184), 4th HCPL3120 optocoupler (185), 4th filtering capacitance of voltage regulation (186), 4th resistance (187), 4th IGBT switch (188), 4th grid penetrate electrode resistance (189), 4th switch protection resistance (191) and the 4th switch protection electric capacity (192),

Two ac input ends of described the first rectifier bridge (141) connect respectively the input terminal 1 of described switch bridge module (140) and the input terminal 2 of described switch bridge module (140), the cathode output end of described the first rectifier bridge (141) is connected with one end of described the first charging resistor (142), the other end of described the first charging resistor (142) and one end of described indicating circuit current-limiting resistance (143), one end of described the second storage capacitor (145), one end of described the second current-limiting resistance (146) is connected with one end of described 3rd current-limiting resistance (148), the other end of described indicating circuit current-limiting resistance (143) is connected with the positive pole of described the second light emitting diode (144), the negative pole of described the second light emitting diode (144) and the cathode output end of described the first rectifier bridge (141), the other end of described the second storage capacitor (145), one end of described the second filter capacitor (147), one end of described the second filtering capacitance of voltage regulation (169), 5 pin of described 2nd HCPL3120 optocoupler (168), described second gate is penetrated one end of electrode resistance (173), the emitter stage of described 2nd IGBT switch (172), one end of described second switch protection electric capacity (175), one end of described 3rd filter capacitor (167), one end of described 4th filtering capacitance of voltage regulation (186), 5 pin of described 4th HCPL3120 optocoupler (185), described 4th grid are penetrated one end of electrode resistance (189), the emitter stage of described 4th IGBT switch (188) is connected with one end of described 4th switch protection electric capacity (192), the other end of described the second filter capacitor (147) and the other end of described the second current-limiting resistance (146), the colelctor electrode of described 3rd IGBT switch (181) is connected with one end of described 3rd switch protection resistance (183), the other end of described 3rd current-limiting resistance (148) and the colelctor electrode of a described IGBT switch (164), one end of described the first switch protection resistance (165) is connected with one end of described 3rd filter capacitor (167), 3 pin of a described HCPL3120 optocoupler (149) are connected with 2 pin of described 4th HCPL3120 optocoupler (185), the emitter stage of a described IGBT switch (164) and one end of described the first switch protection electric capacity (166), the colelctor electrode of described 2nd IGBT switch (172), one end of described second switch protective resistance (174), the described first grid is penetrated one end of electrode resistance (163), 5 pin of a described HCPL3120 optocoupler (149), one end of described the first filtering capacitance of voltage regulation (161), one end of described stable output resistance (177) is connected with the lead-out terminal 3 of described switch bridge module (140), 6 pin of a described HCPL3120 optocoupler (149) are connected with one end of 7 pin of a described HCPL3120 optocoupler (149) and described first grid resistance (162),8 pin of a described HCPL3120 optocoupler (149) and the other end of described the first filtering capacitance of voltage regulation (161), the other end of described first grid resistance (162), the other end that the described first grid is penetrated electrode resistance (163) is connected with the grid of a described IGBT switch (164), the other end of described the first switch protection resistance (165) is connected with the other end of described the first switch protection electric capacity (166), 2 pin of described 2nd HCPL3120 optocoupler (168) are connected with 3 pin of described 3rd HCPL3120 optocoupler (176), 8 pin of described 2nd HCPL3120 optocoupler (168) are connected with the other end of described the second filtering capacitance of voltage regulation (169), 6 pin of described 2nd HCPL3120 optocoupler (168) are connected with one end of 7 pin of described 2nd HCPL3120 optocoupler (168) and described second grid resistance (171), the other end of described second grid resistance (171) is connected with the other end that the grid of described 2nd IGBT switch (172) and described second gate are penetrated electrode resistance (173), the other end of described second switch protective resistance (174) is connected with the other end of described second switch protection electric capacity (175), 8 pin of described 3rd HCPL3120 optocoupler (176) are connected with one end of described 3rd filtering capacitance of voltage regulation (178), the other end of described 3rd filtering capacitance of voltage regulation (178) and 8 pin of described 3rd HCPL3120 optocoupler (176), described 3rd grid are penetrated one end of electrode resistance (182), the emitter stage of described 3rd IGBT switch (181), one end of described 3rd switch protection electric capacity (184), one end of described 4th switch protection resistance (191), the other end of described stable output resistance (177) is connected with the lead-out terminal 4 of described switch bridge module (140), 6 pin of described 3rd HCPL3120 optocoupler (176) are connected with one end of 7 pin of described 3rd HCPL3120 optocoupler (176) and described 3rd resistance (179), the other end of described 3rd resistance (179) is connected with the other end that the grid of described 3rd IGBT switch (181) and described 3rd grid are penetrated electrode resistance (182), the other end of described 3rd switch protection resistance (183) is connected with the other end of described 3rd switch protection electric capacity (184), 8 pin of described 4th HCPL3120 optocoupler (185) are connected with the other end of described 4th filtering capacitance of voltage regulation (186), 6 pin of described 4th HCPL3120 optocoupler (185) are connected with one end of 7 pin of described 4th HCPL3120 optocoupler (185) and described 4th resistance (187), the other end of described 4th resistance (187) is connected with the other end that the grid of described 4th IGBT switch (188) and described 4th grid are penetrated electrode resistance (189), the other end of described 4th switch protection resistance (191) is connected with the other end of described 4th switch protection electric capacity (192).

7. repeated frequency high-voltage square-wave pulse power source according to claim 2, it is characterized in that, ten pulse transformers that described driving pulse output module (150) is made up of ten beads are formed, and described driving pulse output module (150) converts for the drive singal described switch bridge module (140) produced the IGBT switch that synchronized signal that 10 tunnels have a 15kV isolation voltage goes the every one-level driving described main circuit (200) respectively to.

8. repeated frequency high-voltage square-wave pulse power source according to claim 1, it is characterized in that, described main circuit (200) is made up of ten grades of identical circuits cascadings, every one-level exports 1kV, level is linked togather and exports 10kV, wherein, every stage circuit of described main circuit (200) comprises rectifier bridge, back-end crop IGBT switch, charging resistor, grading resistor, back-end crop resistance, resistance, grid penetrate electrode resistance, storage capacitor, voltage-stabiliser tube, fly-wheel diode and IGBT switch.

9. repeated frequency high-voltage square-wave pulse power source according to claim 1, it is characterized in that, described electric power system (300) comprises control circuit and exports supply module (310), control circuit supply module (320) and main circuit supply module (330);

Wherein, described control circuit output supply module (310) comprises the first air switch (311), the first overcurrent protector (312) and transformer (313);

The 5th power module (325) that the 3rd power module (323) that the first power module (321) that described control circuit supply module (320) comprises Switching Power Supply, 15V turns 5V, 15V turn the second source module (322) of 15V, 15V turns 15V, 15V turn the 4th power module (324) of 15V, 15V turns 15V;

Described main circuit supply module (330) comprises the second air switch (331), the second overcurrent protector (332), voltage regulator (333) and ten groups of tapped transformers (334);

The input terminal 1 of described electric power system (300) is connected with the one end on the former limit of described transformer (313) and the input terminal 5 of Switching Power Supply, the input terminal 2 of described electric power system (300) is connected with one end of described first air switch (311), the other end of described first air switch (311) is connected with one end of described first overcurrent protector (312), the other end of described first overcurrent protector (312) is connected with the other end on the former limit of described transformer (313) and the input terminal 6 of described Switching Power Supply, the secondary of described transformer (313) is connected with the lead-out terminal 4 of the lead-out terminal 3 of described electric power system (300) and described electric power system (300), the lead-out terminal 7 of described Switching Power Supply and 1 pin of described first power module (321), 1 pin of described second source module (322), 1 pin of described 3rd power module (323), 1 pin of described 4th power module (324) is connected with 1 pin of described electric 5th power module (325), the lead-out terminal 8 of described Switching Power Supply and 2 pin of described first power module (321), 2 pin of described second source module (322), 2 pin of described 3rd power module (323), 2 pin of described 4th power module (324) are connected with 2 pin of described 5th power module (325), the lead-out terminal 9 of electric power system (300) described in one termination on the former limit of described voltage regulator (333), the other end on the former limit of described voltage regulator (333) is connected with one end of described second overcurrent protector (332), the other end of described second overcurrent protector (332) is connected with one end of described second air switch (331), the other end of the second air switch (331) is connected with the lead-out terminal 10 of described electric power system (300), the secondary of described voltage regulator (333) is connected with the former limit of described ten groups of tapped transformers (334).

10. repeated frequency high-voltage square-wave pulse power source according to claim 1, is characterized in that, described auxiliary system (400) comprises measuring voltage table (410) and protective circuit (420);

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

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