CN201774509U - All-solid-state modulator modular component - Google Patents
All-solid-state modulator modular component Download PDFInfo
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- CN201774509U CN201774509U CN2010205127595U CN201020512759U CN201774509U CN 201774509 U CN201774509 U CN 201774509U CN 2010205127595 U CN2010205127595 U CN 2010205127595U CN 201020512759 U CN201020512759 U CN 201020512759U CN 201774509 U CN201774509 U CN 201774509U
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Abstract
The utility model relates to an all-solid-state modulator modular component, which comprises two sub circuits and a magnet ring transformer T, wherein the two sub circuits are symmetric and identical completely. The two sub circuits which are symmetric and identical completely are connected to the primary side of the magnet ring transformer T, the secondary side of the transformer T is in coupling output, one end of a charging resistor R1 of each sub circuit is connected to an anode of a direct-current power source E1 while the other end is connected to a first connection point (11), one end of a high-power IGBT switch module Q1 is connected to a cathode of the direct-current power source E1 while the other end is connected to the first connection point (11), a resistor R3 is in series connection with a capacitor C3 and then is connected with the high-power IGBT switch module Q1 parallelly, one end of an energy storage capacitor C1 is connected to the first connection point (11) while the other end is connected to a second connection point (12), one end of a diode V1 which is in series connection with a capacitor C5 is connected with the second connection point (12) while the other end of the diode V1 is connected with the cathode of the direct-current power source E1, and one end of an auxiliary power source E3 which is in series connection with an inductor L1 is also connected to the second connection point (12) while the other end of the auxiliary power source E3 is also connected with the cathode of the direct-current power source E1.
Description
Technical field
The utility model relates to a kind of all solid state modulator block assembly, belongs to all solid state modulator of super high power field.
Background technology
The modulator of high power transmitter is the core of transmitter, and it is directly connected to the performance of transmitter.Modern weapons equipment, high power radar and high power microwave weapon technology have proposed higher power requirement to lift-off technology, and when output power of transmitter reaches tens even hundred megawatt hours, modulator often requires power output to reach more than the hundreds of MW; High-power, high-tension modulator like this, owing to device, it is switch that conventional art is to use electron tube for a long time, adopts pulse transformer to boost when output voltage is high.Such modulator circuit is comparatively complicated, and modulating tube needs accessory power supply and circuit such as filament, bias voltage, screen, preregulator, crow bar, and is bulky.The filament wattage of modulating tube and plate dissipation are all bigger, and the efficient of whole modulator is lower, must adopt water-cooled, and modulating tube also exists easy sparking and life-span than problems such as weak points in addition.Therefore the transmitter volume that adopts this technology to develop is big, Heavy Weight, efficient is poor, the life-span is short, reliability is low, has become one of factor of serious restriction equipment performance.
In recent years, development along with the high-power semiconductor switch device, in high power pulse modulation field, use solid-state switch and novel magnetic material to design the trend that becomes development, the complete solid state pulse modulator more and more is applied in radar and high energy, the high-power equipment.Develop the direction of giving priority to that novel all solid state modulator is high power fields such as radar transmitter, high-power equipment, high energy acclerator always.
In all solid state modulator, need a large amount of switching devices (as IGBT, MOSFET etc.) to go here and there and applied in any combination.Common is the switch form of directly connecting, and this substantive requirements of form are carried out insulating Design to all circuits for triggering and power supply thereof and control circuit, when reaching megawatt magnitude up to a hundred, and high potential insulation and isolate and realize that difficulty is bigger; Synchronism requirement simultaneously is very high, and up to a hundred switching devices are realized all pressing and encourage synchronous difficulty big, is difficult for realizing whole modularized designs, and in super high power applications design complexity, the engineering difficulty is higher.
The utility model content
Technical problem to be solved:
Provide a kind of circuit topological structure simple at above not enough the utility model, coupling stack output form is flexible, be easy to realize modularization, the Project Realization difficulty is little, can reduce the insulating Design difficulty of super high power modulator greatly, reduce the distributed inductance and the leakage inductance parameter in loop, improve output modulating pulse waveform, the circuit electromagnetic interference is little, and the switching device turn-on and turn-off require low synchronously, the output of unimodule voltage can reach 2kV, all solid state modulator block assembly of electric current 3.5kA.
Technical scheme:
A kind of all solid state modulator block assembly comprises by two and finishes symmetry identical electronic circuit and magnetic ring transformer T; Finish the identical electronic circuit of symmetry for two and all connect the elementary of magnetic ring transformer T, the inferior grade coupled output of transformer T; Described electronic circuit comprises DC power supply E1, charging resistor R1, storage capacitor C1, high-power IGBT switch module Q1, resistance R 3, capacitor C 3, diode V1, capacitor C 5, accessory power supply E3, inductance L 1; Charging resistor R1 one end is connected the positive pole of DC power supply E1, and the other end is connected first tie point; High-power IGBT switch module Q1 one end is connected the negative pole of DC power supply E1, and the other end is connected first tie point; Resistance R 3 is with all in parallel with high-power IGBT switch module Q1 after capacitor C 3 is connected; Storage capacitor C1 one end is connected first tie point, and the other end is connected second tie point; An end was connected tie point after diode V1 connected with capacitor C 5, and the other end links to each other with the negative pole of DC power supply E1; An end was connected tie point after accessory power supply E3 connected with inductance L 1, and the other end links to each other with the negative pole of DC power supply E1.
Beneficial effect:
Primary circuit of the present utility model is simple, and all module switch electric currents are identical, is convenient to modularization, modularization design, and is maintainable good; The employing magnetic ring transformer coupling output topological structure of novelty adopts the assembly integrated structure design, can adapt to different workbenches; Can reach very high voltage magnitude by assembly coupling stack, realize 100kV even more high voltage output, satisfy the requirement of microwave weapon, high high power radar transmitter; The reference level of modulation switch and circuits for triggering thereof is zero level, triggers with LVPS, and insulating Design is very easy to realize; Assembly does not have strict demand to switch break-over of device consistency, and electromagnetic interference is little; By simulation optimization unit for electrical property parameters and structural design, reduced the assembly distributed constant, the pulse rise and fall are very fast, and pulse duration is adjustable, solves super-large current transmission and Waveform Control key technology; Adopt the solid-state capacitor of low-loss special media, solved super-large current output and life problems; Novel synchronous triggers and the IGBT triggering technique, in conjunction with the side circuit parameter, sets up the high-power IGBT dynamic performance model, develops the multicompartment synchronizer trigger; can trigger nearly 60 road assemblies simultaneously, synchronism is good, and it is big to trigger power; good in anti-interference performance has the overcurrent protection monitoring, the reliability height.
Description of drawings
Fig. 1 is circuit theory diagrams of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is done explanation in further detail.
As shown in Figure 1, this all solid state modulator block assembly comprises by two and finishes symmetry identical electronic circuit and magnetic ring transformer T; Finish the identical electronic circuit of symmetry for two and all connect the elementary of magnetic ring transformer T, the inferior grade coupled output of transformer T, voltage output can reach 2kV, electric current 3.5kA.
Described electronic circuit comprises DC power supply E1, charging resistor R1, storage capacitor C1, high-power IGBT switch module Q1, resistance R 3, capacitor C 3, diode V1, capacitor C 5, accessory power supply E3, inductance L 1;
Charging resistor R1 one end is connected the positive pole of DC power supply E1, and the other end is connected first tie point 11; High-power IGBT switch module Q1 one end is connected the negative pole of DC power supply E1, and the other end is connected first tie point 11; Resistance R 3 is with all in parallel with high-power IGBT switch module Q1 after capacitor C 3 is connected; Storage capacitor C1 one end is connected first tie point 11, and the other end is connected second tie point 12; An end was connected tie point 12 after diode V1 connected with capacitor C 5, and the other end links to each other with the negative pole of DC power supply E1; An end was connected tie point 12 after accessory power supply E3 connected with inductance L 1, and the other end links to each other with the negative pole of DC power supply E1.
The operation principle of assembly be DC power supply E1 through R1, pulse transformer T is elementary to charge to storage capacitor C1, at this moment, switch Q1 turn-offs; During switch Q1 conducting, storage capacitor C1, switching tube Q1 and pulse transformer T form discharge loop, wherein the trigger impulse of IGBT switch module Q1 triggers output simultaneously by the multicompartment high-power IGBT synchronizer trigger generation two-way of special development, the inferior grade coupled required output pulse that obtains of pulse transformer
Though the utility model with preferred embodiment openly as above; but they are not to be used for limiting the utility model; anyly be familiar with this skill person; in the spirit and scope that do not break away from the utility model; can do various variations or retouching from working as, what therefore protection range of the present utility model should be defined with the application's claim protection range is as the criterion.
Claims (1)
1. an all solid state modulator block assembly is characterized in that: comprise by two and finish symmetry identical electronic circuit and magnetic ring transformer T; Finish the identical electronic circuit of symmetry for two and all connect the elementary of magnetic ring transformer T, the inferior grade coupled output of transformer T; Described electronic circuit comprises DC power supply E1, charging resistor R1, storage capacitor C1, high-power IGBT switch module Q1, resistance R 3, capacitor C 3, diode V1, capacitor C 5, accessory power supply E3, inductance L 1; Charging resistor R1 one end is connected the positive pole of DC power supply E1, and the other end is connected first tie point (11); High-power IGBT switch module Q1 one end is connected the negative pole of DC power supply E1, and the other end is connected first tie point (11); Resistance R 3 is with all in parallel with high-power IGBT switch module Q1 after capacitor C 3 is connected; Storage capacitor C1 one end is connected first tie point (11), and the other end is connected second tie point (12); An end was connected tie point (12) after diode V1 connected with capacitor C 5, and the other end links to each other with the negative pole of DC power supply E1; An end was connected tie point (12) after accessory power supply E3 connected with inductance L 1, and the other end links to each other with the negative pole of DC power supply E1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205127595U CN201774509U (en) | 2010-09-01 | 2010-09-01 | All-solid-state modulator modular component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205127595U CN201774509U (en) | 2010-09-01 | 2010-09-01 | All-solid-state modulator modular component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201774509U true CN201774509U (en) | 2011-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205127595U Expired - Fee Related CN201774509U (en) | 2010-09-01 | 2010-09-01 | All-solid-state modulator modular component |
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| Country | Link |
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| CN (1) | CN201774509U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103199834A (en) * | 2013-04-11 | 2013-07-10 | 中国电子科技集团公司第十四研究所 | All-solid-state high voltage modulator switch device |
-
2010
- 2010-09-01 CN CN2010205127595U patent/CN201774509U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103199834A (en) * | 2013-04-11 | 2013-07-10 | 中国电子科技集团公司第十四研究所 | All-solid-state high voltage modulator switch device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110323 Termination date: 20130901 |