CN203233324U - Pulse solid-state laser power supply with wide voltage output range - Google Patents
Pulse solid-state laser power supply with wide voltage output range Download PDFInfo
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- CN203233324U CN203233324U CN 201320268720 CN201320268720U CN203233324U CN 203233324 U CN203233324 U CN 203233324U CN 201320268720 CN201320268720 CN 201320268720 CN 201320268720 U CN201320268720 U CN 201320268720U CN 203233324 U CN203233324 U CN 203233324U
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Abstract
The utility model provides a pulse solid-state laser power supply with a wide voltage output range. The pulse solid-state laser power supply comprises a three-phase filtering module, a three-phase voltage multiplying rectification module and a three-level DC/DC conversion module, wherein the three-phase voltage multiplying rectification module is connected with the three-phase output terminals of the three-phase filtering module, the three-level DC/DC conversion module is connected with the three-phase output terminals of the three-phase voltage multiplying rectification module, and the positive and negative output terminals of the three-level DC/DC conversion module supply voltage and current to a xenon lamp as a DC voltage source. About 1074 V DC voltage may be obtained merely from 380 V three-phase commercial power through a voltage multiplying rectification method other than the boosting method of a clumsy transformer; and relatively high input voltage may be transformed and adjustable DC voltage within the range of 0 to 800 V may be outputted by application of a three-level transformation technology without a high voltage-resistant power switch tube and a high voltage-resistant power diode.
Description
Technical field
The utility model relates to the solid laser power source field, more specifically relates to a kind of pulsed solid stale laser power supply of wide voltage output range.
Background technology
At present, the laser processing industry of China has obtained fast development, adopt the pulsed solid stale laser of xenon flash lamp pumping because it is than fiber laser, carbon dioxide laser, have the advantage of high-peak power and low price, still have a wide range of applications in fields such as laser cutting, welding.
The driving power of xenon flash lamp is the important composition parts of pulsed solid stale laser, the scheme of the general employing of adopting on the Laser Power Devices market at present of driving power: will obtain the direct voltage of about 500v behind civil power three-phase 380v AC power full-bridge rectification and the capacitor filtering, by switching device direct voltage is carried out copped wave again, obtain required pulse voltage by switching frequency and the duty ratio of regulating IGBT.Because what adopt is the three phase full bridge rectification, its output voltage range is about 0～500v, and the voltage that industrial processes field xenon flash lamp commonly used can bear is about 800v, therefore adopts driving power general on the market, can not give full play to the potential of pumping xenon lamp.
For head it off, design a kind of pulsed solid stale laser power supply of wide voltage output range, make that its voltage output range is 0～800v, can inject enough pulse voltage and electric current for the pumping xenon lamp, thereby improved average power and the peak power of pulsed solid stale laser output.
The utility model content
The purpose of this utility model is the problems referred to above that are at the prior art existence, a kind of pulsed solid stale laser power supply of wide voltage output range is provided, its pulse voltage output area is 0～800v, the output area that is higher than present general pulsed solid stale laser power supply, thus average power and the peak power of pulsed solid stale laser output improved.
Above-mentioned purpose of the present utility model is achieved through the following technical solutions:
A kind of pulsed solid stale laser power supply of wide voltage output range comprises the three-phase filtration module, also comprises three-phase voltage multiplying rectifier module and three level DC/DC conversion modules,
Three-phase voltage multiplying rectifier module comprises rectifier diode D1, rectifier diode D2, rectifier diode D3, rectifier diode D4, polar capacitor CE1, polar capacitor CE2, resistance R 1 and resistance R 2, the three-phase input end of three-phase voltage multiplying rectifier module comprises input U1, input U2 and input U3, the three-phase output end of three-phase voltage multiplying rectifier module comprises output a, output b and output c, the negative electrode of the anode of rectifier diode D1 and rectifier diode D2 all is connected with input U1, the negative electrode of rectifier diode D1 is connected with output a, and the anode of rectifier diode D4 is connected with output c; The negative electrode of the anode of rectifier diode D2 and rectifier diode D3 all is connected with input V1, and the negative electrode of rectifier diode D2 is connected with output a, and the anode of rectifier diode D3 is connected with output c; Polar capacitor CE1 is in parallel with resistance R 1, polar capacitor CE2 is connected with resistance R 2, the anodal of the negative pole of polar capacitor CE1 and polar capacitor CE2 all is connected with input W1, the positive pole of polar capacitor CE1 is connected with output a, the negative pole of polar capacitor CE2 is connected with output c, input W1 is connected with output b, and the output of three-phase filtration module is connected with input U3 with input U1, input U2 respectively
Three level DC/DC conversion modules comprise power switch pipe VT1, power switch pipe VT2, diode D5, diode D6, filter inductance Lf, resistance R 3, resistance R 4, polar capacitor CE3 and polar capacitor CE4, the output of three level DC/DC conversion modules comprises cathode output end and cathode output end, and the three-phase input end of three level DC/DC conversion modules comprises input a, input b and input c; Input a is connected with the collector of power switch pipe VT1, and input b is connected with the anode of diode D5 and the negative electrode of diode D6 respectively, and input c is connected with the emitter of power switch pipe VT2; The emitter of power switch pipe VT1 is connected with the negative electrode of diode D5, and the collector of power switch pipe VT2 is connected with the anode of diode D6; Resistance R 3 is in parallel with polar capacitor CE3, and resistance R 4 is in parallel with polar capacitor CE4; The negative electrode of diode D5 is connected with the positive pole of polar capacitor CE3 by filter inductance Lf, the anode of diode D6 is connected with the negative pole of polar capacitor CE4, the positive pole of polar capacitor CE3 is connected with cathode output end, the negative pole of polar capacitor CE4 is connected with cathode output end, output a is connected with input a, output b is connected with input b, and output c is connected with input c.
The utility model compared with prior art has the following advantages:
1, with three-phase mains (380v) mode by voltage multiplying rectifier, need not to boost by the transformer of heaviness, can obtain the direct voltage of about 1074v
2, adopt three level translation technology, do not need high withstand voltage power switch pipe, power diode, can carry out conversion process to higher input voltage, output 0～800v adjustable DC voltage.
Description of drawings
Fig. 1 is principle schematic of the present utility model.
Fig. 2 is the principle schematic of three-phase voltage multiplying rectifier module of the present utility model;
Fig. 3 is the principle schematic of three level DC/DC conversion modules of the present utility model.
Among the figure: 1-three-phase filtration module; 2-three-phase voltage multiplying rectifier module; 3-three level DC/DC conversion modules.
Embodiment
Below in conjunction with accompanying drawing the technical solution of the utility model is described in further detail.
A kind of pulsed solid stale laser power supply of wide voltage output range comprises three-phase filtration module 1, also comprises three-phase voltage multiplying rectifier module 2 and three level DC/DC conversion modules 3,
Three-phase voltage multiplying rectifier module 2 comprises rectifier diode D1, rectifier diode D2, rectifier diode D3, rectifier diode D4, polar capacitor CE1, polar capacitor CE2, resistance R 1 and resistance R 2, the three-phase input end of three-phase voltage multiplying rectifier module 2 comprises input U1, input U2 and input U3, the three-phase output end of three-phase voltage multiplying rectifier module 2 comprises output a, output b and output c, the negative electrode of the anode of rectifier diode D1 and rectifier diode D2 all is connected with input U1, the negative electrode of rectifier diode D1 is connected with output a, and the anode of rectifier diode D4 is connected with output c; The negative electrode of the anode of rectifier diode D2 and rectifier diode D3 all is connected with input V1, and the negative electrode of rectifier diode D2 is connected with output a, and the anode of rectifier diode D3 is connected with output c; Polar capacitor CE1 is in parallel with resistance R 1, polar capacitor CE2 is connected with resistance R 2, the anodal of the negative pole of polar capacitor CE1 and polar capacitor CE2 all is connected with input W1, the positive pole of polar capacitor CE1 is connected with output a, the negative pole of polar capacitor CE2 is connected with output c, input W1 is connected with output b, and the output of three-phase filtration module 1 is connected with input U3 with input U1, input U2 respectively
Three level DC/DC conversion modules 3 comprise power switch pipe VT1, power switch pipe VT2, diode D5, diode D6, filter inductance Lf, resistance R 3, resistance R 4, polar capacitor CE3 and polar capacitor CE4, the output of three level DC/DC conversion modules 3 comprises cathode output end and cathode output end, and the three-phase input end of three level DC/DC conversion modules 3 comprises input a, input b and input c; Input a is connected with the collector of power switch pipe VT1, and input b is connected with the anode of diode D5 and the negative electrode of diode D6 respectively, and input c is connected with the emitter of power switch pipe VT2; The emitter of power switch pipe VT1 is connected with the negative electrode of diode D5, and the collector of power switch pipe VT2 is connected with the anode of diode D6; Resistance R 3 is in parallel with polar capacitor CE3, and resistance R 4 is in parallel with polar capacitor CE4; The negative electrode of diode D5 is connected with the positive pole of polar capacitor CE3 by filter inductance Lf, the anode of diode D6 is connected with the negative pole of polar capacitor CE4, the positive pole of polar capacitor CE3 is connected with cathode output end, the negative pole of polar capacitor CE4 is connected with cathode output end, output a is connected with input a, output b is connected with input b, and output c is connected with input c.
Shown in Fig. 1～3, three-phase U, V, the W of the input termination civil power of three-phase filtration module 1, output U1, V1, W1 connect three inputs of three-phase voltage multiplying rectifier module 2, and output a, the b of three-phase voltage multiplying rectifier module 2, c link to each other with three inputs of three level DC/DC conversion modules 3; Three-phase filtration module 1, three-phase voltage multiplying rectifier module 2 and three level DC/DC conversion modules 3 have constituted the direct voltage source of wide voltage output range; The 380v three-phase mains inputs to three-phase voltage multiplying rectifier module 2 after three-phase filtration module 1 carries out filtering, obtain about 1074v direct voltage, carry out conversion process through three level DC/DC conversion modules 3 again, thereby constitute the Solid State Laser charge power supply of wide voltage output range; Xenon flash lamp as load therefrom extracts required drive current and voltage.
Wherein three-phase voltage multiplying rectifier module 2 and three level DC/DC conversion modules 3 are the key technologies that obtain wide voltage output range solid laser power source.
As shown in Figure 2, the three-phase mains links to each other with the anode of rectifier diode D1 and the negative electrode of rectifier diode D4 through filter circuit 1 filtered input U1, input V1 links to each other with the anode of rectifier diode D2 and the negative electrode of rectifier diode D3, the negative pole of input W1 and polar capacitor CE1, the end of the positive pole of polar capacitor CE2 and divider resistance R1, the end of divider resistance R2 all is connected to output b, the negative electrode of rectifier diode D1, the negative electrode of rectifier diode D2, the other end of the positive pole of polar capacitor CE1 and resistance R 1 is connected to output a, the anode of rectifier diode D3, the anode of rectifier diode D4, the negative pole of polar capacitor CE2 and the other end of R2 are connected to output c.Carry out voltage multiplying rectifier through 2 pairs of three-phase mains of three-phase voltage multiplying rectifier module, make that the direct voltage between output a and the output b is
Voltage between output b and the output c is
Voltage between output a and the output c is
Wherein, 4 rectifier diode D1, D2, D3 and D4 also can adopt high withstand voltage single-phase full bridge rectification module to replace; Perhaps D1, D4 and D2, D3 are replaced with the high withstand voltage half-bridge rectification module of two same models respectively.
Fig. 3 is the schematic diagram of three level DC/DC conversion modules 3 among the present invention.The output of three-phase voltage multiplying rectifier module 2 is respectively a, b, c, and output a links to each other with the collector electrode of power switch pipe VT1, and output b links to each other with the anode of diode D5 and the negative electrode of diode D6, and output c links to each other with the emitter of power switch pipe VT2; The negative electrode of the emitter of power switch pipe VT1, diode D5 links to each other with the end of filter inductance Lf, and the other end of filter inductance Lf links to each other with an end of resistance R 3, the positive pole of polar capacitor CE3, as the cathode output end of three level DC/DC conversion modules 3; One end of the negative pole of the other end of resistance R 3, polar capacitor CE3, resistance R 4, the positive pole of polar capacitor CE4 are connected; The negative electrode of the other end of the anode of the collector electrode of power switch pipe VT2, diode D6, resistance R 4, polar capacitor CE4 links to each other, as the cathode output end of three level DC/DC conversion modules 3.Behind three level DC/DC conversion modules, export the adjustable voltage of 0～800v between its output cathode and the negative pole.The capacitance of polar capacitor CE3 and polar capacitor CE4 is bigger, namely as the output filter capacitor of three level DC/DC conversion modules 3, and the also storage capacitor of the whole pulsed solid stale laser charge power supply of double as.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (1)
1. the pulsed solid stale laser power supply of a wide voltage output range comprises three-phase filtration module (1), it is characterized in that, also comprises three-phase voltage multiplying rectifier module (2) and three level DC/DC conversion modules (3),
Three-phase voltage multiplying rectifier module (2) comprises rectifier diode D1, rectifier diode D2, rectifier diode D3, rectifier diode D4, polar capacitor CE1, polar capacitor CE2, resistance R 1 and resistance R 2, the three-phase input end of three-phase voltage multiplying rectifier module (2) comprises input U1, input U2 and input U3, the three-phase output end of three-phase voltage multiplying rectifier module (2) comprises output a, output b and output c, the negative electrode of the anode of rectifier diode D1 and rectifier diode D2 all is connected with input U1, the negative electrode of rectifier diode D1 is connected with output a, and the anode of rectifier diode D4 is connected with output c; The negative electrode of the anode of rectifier diode D2 and rectifier diode D3 all is connected with input V1, and the negative electrode of rectifier diode D2 is connected with output a, and the anode of rectifier diode D3 is connected with output c; Polar capacitor CE1 is in parallel with resistance R 1, polar capacitor CE2 is connected with resistance R 2, the anodal of the negative pole of polar capacitor CE1 and polar capacitor CE2 all is connected with input W1, the positive pole of polar capacitor CE1 is connected with output a, the negative pole of polar capacitor CE2 is connected with output c, input W1 is connected with output b, and the output of three-phase filtration module (1) is connected with input U3 with input U1, input U2 respectively
Three level DC/DC conversion modules (3) comprise power switch pipe VT1, power switch pipe VT2, diode D5, diode D6, filter inductance Lf, resistance R 3, resistance R 4, polar capacitor CE3 and polar capacitor CE4, the output of three level DC/DC conversion modules (3) comprises cathode output end and cathode output end, and the three-phase input end of three level DC/DC conversion modules (3) comprises input a, input b and input c; Input a is connected with the collector of power switch pipe VT1, and input b is connected with the anode of diode D5 and the negative electrode of diode D6 respectively, and input c is connected with the emitter of power switch pipe VT2; The emitter of power switch pipe VT1 is connected with the negative electrode of diode D5, and the collector of power switch pipe VT2 is connected with the anode of diode D6; Resistance R 3 is in parallel with polar capacitor CE3, and resistance R 4 is in parallel with polar capacitor CE4; The negative electrode of diode D5 is connected with the positive pole of polar capacitor CE3 by filter inductance Lf, the anode of diode D6 is connected with the negative pole of polar capacitor CE4, the positive pole of polar capacitor CE3 is connected with cathode output end, the negative pole of polar capacitor CE4 is connected with cathode output end, output a is connected with input a, output b is connected with input b, and output c is connected with input c.
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| CN 201320268720 CN203233324U (en) | 2013-05-17 | 2013-05-17 | Pulse solid-state laser power supply with wide voltage output range |
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| CN 201320268720 CN203233324U (en) | 2013-05-17 | 2013-05-17 | Pulse solid-state laser power supply with wide voltage output range |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104052318A (en) * | 2014-06-19 | 2014-09-17 | 大连理工常州研究院有限公司 | Low-voltage three-phase-input buck-boost DC power device |
| CN104319610A (en) * | 2014-08-27 | 2015-01-28 | 华北电力大学（保定） | Laser driving circuit |
| CN105680298A (en) * | 2016-04-01 | 2016-06-15 | 华北电力大学（保定） | Soft-switching laser driving circuit |
| CN105742949A (en) * | 2016-04-01 | 2016-07-06 | 华北电力大学（保定） | High-power laser driving circuit |
| CN106160515A (en) * | 2016-08-09 | 2016-11-23 | 浙江万胜智能科技股份有限公司 | A kind of three-phase and four-line voltage multiplying rectifier power circuit |
| CN106329980A (en) * | 2016-08-25 | 2017-01-11 | 合肥博雷电气有限公司 | Pulse solid laser power supply with wide voltage output range |
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2013
- 2013-05-17 CN CN 201320268720 patent/CN203233324U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104052318A (en) * | 2014-06-19 | 2014-09-17 | 大连理工常州研究院有限公司 | Low-voltage three-phase-input buck-boost DC power device |
| CN104319610A (en) * | 2014-08-27 | 2015-01-28 | 华北电力大学（保定） | Laser driving circuit |
| CN104319610B (en) * | 2014-08-27 | 2017-04-05 | 华北电力大学（保定） | A kind of drive circuit for laser |
| CN105680298A (en) * | 2016-04-01 | 2016-06-15 | 华北电力大学（保定） | Soft-switching laser driving circuit |
| CN105742949A (en) * | 2016-04-01 | 2016-07-06 | 华北电力大学（保定） | High-power laser driving circuit |
| CN105742949B (en) * | 2016-04-01 | 2018-07-17 | 华北电力大学（保定） | A kind of driving circuit of high power laser |
| CN105680298B (en) * | 2016-04-01 | 2018-08-10 | 华北电力大学（保定） | A kind of Sofe Switch laser driving circuit |
| CN106160515A (en) * | 2016-08-09 | 2016-11-23 | 浙江万胜智能科技股份有限公司 | A kind of three-phase and four-line voltage multiplying rectifier power circuit |
| CN106329980A (en) * | 2016-08-25 | 2017-01-11 | 合肥博雷电气有限公司 | Pulse solid laser power supply with wide voltage output range |
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Denomination of utility model: Pulse solid laser power supply with wide voltage output range Effective date of registration: 20150716 Granted publication date: 20131009 Pledgee: Wuhan rural commercial bank Limited by Share Ltd Optics Valley branch Pledgor: Wuhan Meiman Technology Co., Ltd. Registration number: 2015990000565 |
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Effective date of registration: 20170419 Granted publication date: 20131009 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131009 Termination date: 20180517 |