CN103595386B - The drive source of hydrogen thyratron control gate - Google Patents
The drive source of hydrogen thyratron control gate Download PDFInfo
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- CN103595386B CN103595386B CN201310624553.XA CN201310624553A CN103595386B CN 103595386 B CN103595386 B CN 103595386B CN 201310624553 A CN201310624553 A CN 201310624553A CN 103595386 B CN103595386 B CN 103595386B
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- hydrogen thyratron
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Abstract
A kind of drive source of hydrogen thyratron control gate, the power supply of this drive source is only powered by single-phase ~ 220V, comprise pulse transformer, the elementary of pulse transformer is provided with pulse shaping circuit, the back bias voltage generative circuit of the secondary setting of pulse transformer, magnetic pulse compression circuit and L-C low-pass matching circuit.Weight saving of the present invention, reduced volume, is convenient to the integration of drive source; Hydrogen thyratron switch can be suppressed to produce high-frequency electromagnetic interference, avoid hydrogen thyratron to be communicated with, the useful life of protection and prolongation hydrogen thyratron; Can guarantee that hydrogen thyratron is operated in optimum state: low delay, lowly to beat, low drifting, high repetition frequency.
Description
Technical field
The present invention relates to hydrogen thyratron, particularly a kind of drive source of hydrogen thyratron control gate.
Background technology
Hydrogen thyratron has low time jitter, low anode ignition time of delay, the feature of drift time of delay of low anode ignition and high anode pulse current climbing speed.Can be used for military affairs, scientific research, medical field and civilian high-tech product, comprising the high power switch making the quick rising edge pulse of high pulse repetition frequency in radar, laser, electron accelerator, pulse modulator.
The exemplary operation circuit of hydrogen thyratron as shown in Figure 1, as can be known from Fig. 1, hydrogen thyratron control gate needs duplicate supply: DC power supply B and DC power supply C, except starting ignition positive triggering pulse, for shortening the capacitance time that disappears, raising work repetition rate, grid also needs to add a back bias voltage, and this back bias voltage is provided by independent DC power supply B.Positive triggering pulse is exported by DC power supply C and is directly added to control gate G through Isolated Pulse Transformer, output pulse is undesirable, outside rising edge difference, more seriously be subject to the high frequency spikes interference produced in thyratron switch process, cause the out of control of the firing of thyratron, shorten the thyratron life-span, easily cause the damage of main power source controller etc.
Summary of the invention
The object of the present invention is to provide a kind of drive source of hydrogen thyratron control gate, this drive source has:
1, save the DC power supply into hydrogen thyratron gate bias, and substituted by other, both weight reductions, reduced volume, be convenient to again the integration of drive source;
2, suppress hydrogen thyratron switch to produce high-frequency electromagnetic interference, avoid hydrogen thyratron to be communicated with, the useful life of protection and prolongation hydrogen thyratron;
3, guarantee that hydrogen thyratron is operated in optimum state: low delay, lowly to beat, low drifting, high repetition frequency.
Technical solution of the present invention is as follows:
A kind of drive source of hydrogen thyratron control gate, feature is that the power supply of this drive source is only powered by single-phase ~ 220V, comprise pulse transformer, the elementary of this pulse transformer is provided with pulse shaping circuit, and the secondary of this pulse transformer arranges back bias voltage generative circuit, magnetic pulse compression circuit and L-C low-pass matching circuit.
Described pulse shaping circuit comprises single-phase ~ 220V power supply, bridge is piled, filter capacitor, isolating diode, charging inductance, storage capacitor, switching tube, lock-out pulse transformer and pulse transformer, the two poles of the earth of single-phase ~ 220V power supply connect two inputs of described bridge heap, the positive pole that this bridge heap exports is through described isolating diode, charging inductance connects one end of described storage capacitor, the other end of this storage capacitor is through the 1st elementary end of described pulse transformer, the positive pole of the heap of the bridge described in one termination of described filter capacitor and the node of the positive pole of isolating diode, the collector electrode of described switching tube connects described charging inductance and the node of storage capacitor, the grid of described switching tube connects the 3rd secondary end of described lock-out pulse transformer, the other end of the negative pole that described bridge heap exports and filter capacitor, the 4th secondary end of described lock-out pulse transformer, the emitter of switching tube, 2nd end of pulse transformer primary forms node,
The 3rd secondary end of described pulse transformer is through the 2nd isolating diode, self-saturation inductance, 3rd inductance connects one end of the 7th electric capacity and the grid of described hydrogen thyratron, the negative pole of the 3rd isolating diode connects the negative pole of the 2nd isolating diode and the node of self-saturation inductance, one end the 3rd electric capacity of the 5th described electric capacity connects the negative pole of the 2nd isolating diode and the node of self-saturation inductance, the 4th secondary end of described pulse transformer and the positive pole of the 3rd isolating diode, the other end of the 5th electric capacity, one end of 6th electric capacity, one end of second resistance, the positive pole of voltage-stabiliser tube, one end configuration node of the first resistance, the negative pole of the other end sending and receiving light pipe of the second described resistance, the negative pole of described voltage-stabiliser tube connects the node of described self-saturation inductance and the 3rd inductance through the 4th electric capacity, the other end of the first resistance is connected with the node of described self-saturation inductance with the 3rd inductance, the other end of the negative pole of described voltage-stabiliser tube, the positive pole of luminous tube, the 6th electric capacity and form node between the 5th described electric capacity and the 3rd electric capacity, this node is connected with the negative electrode of described hydrogen thyratron with the other end of the 7th electric capacity.
Described switching tube is insulated gate bipolar transistor (IGBT).
Technique effect of the present invention is as follows:
The drive source of hydrogen thyratron control gate of the present invention, feature is that comprising pulse transformer primary is provided with pulse shaping circuit, the back bias voltage generative circuit of secondary setting, magnetic pulse compression circuit and L-C low-pass matching circuit:
1, described pulse shaping loop:
The power supply of drive source of the present invention is only powered by single-phase ~ 220V, 310V direct voltage is exported through rectifying and wave-filtering, by isolating diode and charging inductance to storage capacitor DC resonance charge to 600V, as switching tube VT(IGBT) add after external synchronization pulse through lock-out pulse transformer, switching tube VT conducting, storage capacitor is by elementary electric discharge, the secondary output one fixed width of this pulse transformer and the nearly rectangular pulse of certain repetition rate of switching tube and pulse transformer.Resonant charging efficiency can reach 100%, and is conducive to working under high repetition frequency and keeps pulse steady.
2, three circuit of the secondary setting of the present invention:
(A) back bias voltage generative circuit
By the 5th electric capacity C5,6th electric capacity C6, hydrogen thyratron negative electrode, voltage-stabiliser tube ZD, the first resistance R1 form self-rectifying voltage stabilizing circuit, supply hydrogen thyratron grid control gate back bias voltage, substitute former DC power supply B, save heavy power transformer, reduce volume, its back bias voltage comparatively DC power supply, to provide larger deionization electric current, impels more safety, reliably working under high repetition frequency normal duty simultaneously.
(B) magnetic pulse compression circuit
Magnetic pulse compression circuit is formed by self-saturation inductance L 2 and the 3rd electric capacity C3, the 4th electric capacity C4.The pulse amplitude that pulse transformer exports and rising edge are greatly improved.Shorten the delay of hydrogen thyratron discharge current pulse relative synchronization pulse, shake, guarantee the accurate igniting of hydrogen thyratron; When self-saturation inductance L 2 simultaneously inhibits the grid cathode breakdown of hydrogen thyratron, high peak enters drive source, greatly improves antijamming capability, eliminates false triggering and causes hydrogen thyratron and be communicated with the effect played protection and extend thyratron useful life.
(C) L-C low-pass matching circuit
L-type low-pass matching circuit is formed by the 3rd inductance L 3, the 7th electric capacity C7.Eliminate trigger impulse reflection source point, make hydrogen thyratron grid obtain maximum driving power, thus reduce time of delay and shake thereof; Reduce high-frequency electromagnetic interference simultaneously, be convenient to Long line transmission grid trigger impulse.
Accompanying drawing explanation
Fig. 1 is existing hydrogen thyratron working circuit diagram
Fig. 2 is the drive source circuit figure of hydrogen thyratron control gate of the present invention
Embodiment
Below in conjunction with embodiment and accompanying drawing, the invention will be further described, but should not limit the scope of the invention with this.
First refer to Fig. 2, Fig. 2 is the drive source circuit figure of hydrogen thyratron control gate of the present invention, as seen from the figure, the drive source of hydrogen thyratron control gate of the present invention, the power supply of this drive source is only powered by single-phase ~ 220V, comprise pulse transformer TC2, the elementary of this pulse transformer TC2 is provided with pulse shaping circuit, the back bias voltage generative circuit of the secondary setting of this pulse transformer TC2, magnetic pulse compression circuit and L-C low-pass matching circuit.
Described pulse shaping loop comprises single-phase ~ 220V power supply, bridge heap D4, filter capacitor C1, isolating diode D1, charging inductance L1, storage capacitor C2, switching tube VT, lock-out pulse transformer TC1 and pulse transformer TC2, the two poles of the earth of single-phase ~ 220V power supply connect two inputs of described bridge heap D4, and this bridge heap D4 positive pole is through described isolating diode D1, charging inductance L1 connects one end of described storage capacitor C2, the other end of this storage capacitor C2 is through the 1st elementary end of described pulse transformer TC2, bridge described in the one termination heap positive pole of D4 of described filter capacitor C1 and the node of the positive pole of isolating diode D1, the collector electrode of described switching tube VT connects described charging inductance L1 and the node of storage capacitor C2, the grid of described switching tube VT connects the 3rd secondary end of described lock-out pulse transformer TC1, the described bridge heap negative pole of D4 and the other end of filter capacitor C1, the 4th secondary end of described lock-out pulse transformer TC1, the emitter of switching tube VT, the 2nd end formation node that pulse transformer TC2 is elementary, the 3rd secondary end of described pulse transformer TC2 is through the 2nd isolating diode D2, self-saturation inductance L 2, 3rd inductance L 3 connects one end of the 7th electric capacity C7 and the grid G of hydrogen thyratron, the negative pole of the 3rd isolating diode D3 connects the negative pole of the 2nd isolating diode D2 and the node of self-saturation inductance L 2, one end the 3rd electric capacity C3 of the 5th described electric capacity C5 connects the negative pole of the 2nd isolating diode D2 and the node of self-saturation inductance L 2, the 4th secondary end of described pulse transformer TC2 and the positive pole of the 3rd isolating diode D3, the other end of the 5th electric capacity C5, one end of 6th electric capacity C6, one end of second resistance R2, the positive pole of voltage-stabiliser tube ZD, one end configuration node of the first resistance, the negative pole of the other end sending and receiving light pipe LED of the second described resistance R2, the negative pole of voltage-stabiliser tube ZD connects the node of described self-saturation inductance L 2 and the 3rd inductance L 3 through the 4th electric capacity C4, the other end of the first resistance R1 is connected with the node of described self-saturation inductance L 2 with the 3rd inductance L 3, the negative electrode (K) of the other end and described hydrogen thyratron that the other end of the negative pole of described voltage-stabiliser tube ZD, the positive pole of luminous tube LED, the 6th electric capacity C6 forms node, this node and the 7th electric capacity C7 with the 5th described electric capacity C5 with the indirection point of the 3rd electric capacity C3 is connected.
The present embodiment breaker in middle pipe VT is insulated gate bipolar transistor IGBT.The second described resistance R2 is current-limiting resistance.
Experiment shows, drive source of the present invention has following advantages:
1, the DC power supply of hydrogen thyratron gate bias can be saved, and substituted by other, both weight reductions, reduced volume, be convenient to again the integration of drive source;
2, suppress hydrogen thyratron switch to produce high-frequency electromagnetic interference, avoid hydrogen thyratron to be communicated with, the useful life of protection and prolongation hydrogen thyratron;
3, guarantee that hydrogen thyratron is operated in optimum state: low delay, lowly to beat, low drifting, high repetition frequency.
Claims (2)
1. the drive source of a hydrogen thyratron control gate, be characterised in that the power supply of this drive source is only powered by single-phase ~ 220V, comprise pulse transformer (TC2), the elementary of pulse transformer (TC2) is provided with pulse shaping circuit, the back bias voltage generative circuit of the secondary setting of pulse transformer (TC2), magnetic pulse compression circuit and L-C low-pass matching circuit;
Described pulse shaping circuit comprises single-phase ~ 220V power supply, bridge heap (D4), filter capacitor (C1), 1st isolating diode (D1), charging inductance (L1), storage capacitor (C2), switching tube (VT), lock-out pulse transformer (TC1) and pulse transformer (TC2), described single-phase ~ the two poles of the earth of 220V power supply connect two inputs of described bridge heap (D4), the positive pole that this bridge heap (D4) exports is through the 1st described isolating diode (D1), charging inductance (L1) connects one end of described storage capacitor (C2), the 1st elementary end of the pulse transformer (TC2) described in another termination of this storage capacitor (C2), bridge described in the one termination heap positive pole of (D4) of described filter capacitor (C1) and the node of the positive pole of the 1st isolating diode (D1), the collector electrode of described switching tube (VT) connects described charging inductance (L1) and the node of storage capacitor (C2), the grid of described switching tube (VT) connects the 3rd secondary end of described lock-out pulse transformer (TC1), the other end of the negative pole that described bridge heap (D4) exports and filter capacitor (C1), the 4th secondary end of described lock-out pulse transformer (TC1), the emitter of switching tube (VT) and pulse transformer (TC2) elementary the 2nd end formed node,
The 3rd secondary end of described pulse transformer (TC2) is through the 2nd isolating diode (D2), self-saturation inductance (L2), 3rd inductance (L3) connects one end of the 7th electric capacity (C7) and the grid (G) of hydrogen thyratron, the negative pole of the 3rd isolating diode (D3) connects the negative pole of the 2nd isolating diode (D2) and the node of self-saturation inductance (L2), one end the 3rd electric capacity (C3) of 5th electric capacity (C5) connects the node between the negative pole of the 2nd isolating diode (D2) and self-saturation inductance (L2), the 4 secondary ends of described pulse transformer (TC2) and the positive pole of the 3rd isolating diode (D3), the other end of the 5th electric capacity (C5), one end of 6th electric capacity (C6), one end of second resistance (R2), the positive pole of voltage-stabiliser tube (ZD), one end configuration node of the first resistance, the negative pole of the other end sending and receiving light pipe (LED) of described the second resistance (R2), the negative pole of voltage-stabiliser tube (ZD) connects the node of described self-saturation inductance (L2) and the 3rd inductance (L3) through the 4th electric capacity (C4), the other end of the first resistance (R1) is connected with the node of described self-saturation inductance (L2) with the 3rd inductance (L3), the other end of the negative pole of described voltage-stabiliser tube (ZD), the positive pole of luminous tube (LED), the 6th electric capacity (C6) and form node between the 5th described electric capacity (C5) and the 3rd electric capacity (C3), this node is connected with the negative electrode (K) of described hydrogen thyratron with the other end of the 7th electric capacity (C7).
2. the drive source of hydrogen thyratron control gate according to claim 1, is characterized in that described switching tube (VT) is insulated gate bipolar transistor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310624553.XA CN103595386B (en) | 2013-11-27 | 2013-11-27 | The drive source of hydrogen thyratron control gate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310624553.XA CN103595386B (en) | 2013-11-27 | 2013-11-27 | The drive source of hydrogen thyratron control gate |
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| CN103595386A CN103595386A (en) | 2014-02-19 |
| CN103595386B true CN103595386B (en) | 2016-04-13 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104682765B (en) * | 2015-02-03 | 2017-02-22 | 中国科学院电工研究所 | Device and method for synchronous discharge of multiple plasma synthetic jet actuators |
| CN107809230A (en) * | 2017-11-28 | 2018-03-16 | 陈定 | Isolated form Oscillation Solution mode IGBT drive circuit |
| CN116321663B (en) * | 2023-03-31 | 2023-11-21 | 中国工程物理研究院流体物理研究所 | Heavy frequency induction acceleration unit and working method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1188587A (en) * | 1996-04-04 | 1998-07-22 | 摩托罗拉公司 | Single switch ballast with integrated power factor correction |
| CN201830167U (en) * | 2010-04-27 | 2011-05-11 | 江苏海维科技发展有限公司 | Pulse modulator |
| CN102348319A (en) * | 2011-10-27 | 2012-02-08 | 桂林电子科技大学 | Light-emitting diode lamp drive power supply |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002111463A (en) * | 2000-10-04 | 2002-04-12 | Nagano Japan Radio Co | Fet driving circuit and switching device |
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2013
- 2013-11-27 CN CN201310624553.XA patent/CN103595386B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1188587A (en) * | 1996-04-04 | 1998-07-22 | 摩托罗拉公司 | Single switch ballast with integrated power factor correction |
| CN201830167U (en) * | 2010-04-27 | 2011-05-11 | 江苏海维科技发展有限公司 | Pulse modulator |
| CN102348319A (en) * | 2011-10-27 | 2012-02-08 | 桂林电子科技大学 | Light-emitting diode lamp drive power supply |
Non-Patent Citations (1)
| Title |
|---|
| "重复频率脉冲功率系统触发器设计";黄雷等;《强激光与粒子束》;20120331;第24卷(第3期);正文481-484页 * |
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