CN101710793B - High-frequency power supply device for uniformly outputting multiple groups of currents - Google Patents
High-frequency power supply device for uniformly outputting multiple groups of currents Download PDFInfo
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- CN101710793B CN101710793B CN 200910216003 CN200910216003A CN101710793B CN 101710793 B CN101710793 B CN 101710793B CN 200910216003 CN200910216003 CN 200910216003 CN 200910216003 A CN200910216003 A CN 200910216003A CN 101710793 B CN101710793 B CN 101710793B
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Abstract
The invention discloses a high-frequency power supply device for uniformly outputting multiple groups of currents, which comprises a chassis consisting of an upper cover, a lower cover and a middle supporting frame and is characterized in that the inside of the chassis is divided into three parts, including a control region, a high voltage inverter region and a low voltage convergent region, wherein the high voltage inverter region and the low voltage convergent region are separated by a partition plate; cooling plates are also arranged in the high voltage inverter region and the low voltage convergent region; and the low voltage convergent region is also internally provided with a transformer. In the high-frequency power supply device for uniformly outputting multiple groups of currents, the high voltage inverter region and the low voltage convergent region are separated, thereby achieving compact structure and reducing the electromagnetic interference; the partition plate can play a protection role; the currents in the low voltage convergent region are uniformly distributed, the flow directions of the currents are effectively appointed so as to keep identical; connecting copper plates in the low voltage convergent region play a role of electrifying current and directly connect the transformer with an output end, and the energy consumption is little due to short distance between the connecting copper plates.
Description
Technical field
The present invention relates to a kind of current output device, be specifically related to the evenly high intensity light source of output of a kind of many group electric currents.
Background technology
Power output apparatus has ensured the Safety output of electric current, but the energy that consumes in the time of power output apparatus work itself also is very important, and when using, often need to export uniform electric current, so the invention provides the evenly high intensity light source of output of a kind of many group electric currents at this, adopt electric current short distance circulation, reduce the consumption of energy.
Summary of the invention
Technical problem to be solved by this invention is how to realize a kind of high intensity light source of evenly being exported by many groups (PCC) power electric current, utilizes the present invention can construct easily and effectively the high-power high-frequency supply unit.
Technical problem proposed by the invention is to solve like this: construct the evenly high intensity light source of output of a kind of many group electric currents, comprise cabinet, cabinet is made of loam cake, lower cover and middle bracing frame, it is characterized in that: cabinet inside is divided into control area, high-voltage inverted district and low pressure doab three parts, wherein high-voltage inverted district separates by dividing plate with the low pressure doab, in high-voltage inverted district and low pressure doab, heating panel is installed also, transformer also is installed in the low pressure doab
Four blocks of heating panels are installed in the low pressure doab, be separately installed with many group transformers in the front and back of heating panel A, heating panel A connects with heating panel E and consists of anodal output, the corresponding connection copper coin that connects a uniform current density on described transformer, and by the evenly distributed realization circuit connection of the connection copper coin of a plurality of uniform current densities, wherein connecting copper coin is connected respectively on corresponding heating panel B and the heating panel C again, heating panel B and heating panel C compile and are connected on the heating panel D, consist of the electric current cathode output end by heating panel D, described output and one put into the pond and play the heat radiation copper coin of thermolysis and join.
High intensity light source according to the even output of many group electric currents of the present invention, it is characterized in that: a heating panel is installed in described high-voltage inverted district, on the front and back of this part heating panel, all is provided with the assembly that many groups are comprised of rectifier bridge, IGBT module and electric capacity; And on dividing plate, also be provided with inductance.
High intensity light source according to many group electric currents of the present invention are evenly exported is characterized in that: also comprise air switch, filter, line bank, pcb board in the described control area.
High intensity light source according to the even output of electric current of the present invention, it is characterized in that: described heating panel is the aluminum cuboid, and section is through being processed to form water channel within it, water channel outer vent place is connected to water pipe, is fixedly connected with insulation board at the upper/lower terminal place of described heating panel and keeps fixing by this insulation board and cabinet.
According to the high intensity light source that many group electric currents of the present invention are evenly exported, it is characterized in that: described transformer inside is through being processed to form water channel, and water channel outer vent place is connected to water pipe, and the external water pipe of this water pipe and heating panel consists of the closed-loop path.
According to the high intensity light source that many group electric currents of the present invention are evenly exported, it is characterized in that: described pcb board is made of control mainboard, drive unit, bridge-type pwm circuit.
High intensity light source according to the even output of many group electric currents of the present invention, it is characterized in that: adopt single control mainboard processed, control signal is evenly distributed to a plurality of drive units, a plurality of drive units are consistent with its corresponding driver module fundamental characteristics, and corresponding every group of IGBT module, high frequency transformer physical characteristic are basically identical.
High intensity light source according to the even output of many group electric currents of the present invention, it is characterized in that: respectively organize the current strength that the IGBT module is input to high frequency transformer in high-voltage inverted district and equate, the power output of each high frequency transformer equates, wherein the heat radiation of high-voltage inverted district, low pressure doab and electric current conflux and adopt vertical structure, make to obtain the shortest path that output stage is respectively organized circuit.
Beneficial effect of the present invention is: in the electric frequency power device that many groups electric current that the present invention mentions is evenly exported, high-voltage inverted district is separated with the low pressure doab, compact conformation can reduce electromagnetic interference; Described dividing plate can play protective action; The electric current of low pressure doab can be shunted uniformly, and output has also stipulated respectively to organize the flow direction of electric current effectively, and its current strength density is consistent; Connect copper coin and play alive effect in the low pressure doab, directly transformer and output are joined, owing to adopt vertical structure, the power supply inside circuit that confluxes is the shortest to the output distance, connect the distance weak point of copper coin, so energy consumption is little.The output current of many group (PCC) powers is basically identical, has effectively realized the current-sharing connection.
Description of drawings
Fig. 1 is structural representation provided by the present invention
Fig. 2 is the main TV structure schematic diagram of Fig. 1
Fig. 3 is the plan structure schematic diagram of Fig. 1
Fig. 4 is modular structure figure of the present invention
Fig. 5 is circuit theory diagrams of the present invention
Wherein, 1, cabinet, 1.1, loam cake, 1.2, lower cover, 1.3, bracing frame, 2, the control area, 3, high-voltage inverted district, 4, the low pressure doab, 5.1, heating panel A, 5.2, heating panel B, 5.3, heating panel C, 5.4, heating panel D, 5.5, heating panel E, 6, dividing plate, 7, connect copper coin, 8, insulation board, 9, inductance, 10, transformer.
Embodiment
The present invention is described further below in conjunction with accompanying drawing.
As Figure 1-3, a kind of high-frequency current is the electric frequency power device of output evenly, comprises outside cabinet 1, and cabinet 1 is made of loam cake 1.1, lower cover 1.2 and middle bracing frame 1.3.Cabinet inside is divided into control area 2 and interior zone two parts, and the effective control action to whole device is played in control area 2.Wherein interior zone is divided into again high-voltage inverted district 3 and low pressure doab 4 two parts, these two parts separate by the dividing plate 6 of setting up therein, dividing plate 6 separates high-voltage inverted district 3 with low pressure doab 4, so not only can make the structure of whole device compacter, but also can effectively reduce interference between the electromagnetism, can play good protective action.In described high-voltage inverted district 3 and low pressure doab 4 heating panel is installed also, described heating panel is the aluminum rectangular shape, and section is processed to form water channel within it, and the cooling water that flows through in the water channel is taken away heat, and the bulk temperature Quick uniform is reduced.Be provided with water swivel and be circumscribed with water pipe at the up and down two ends of heating panel, make the water of cooling usefulness flow to inner water channel from water swivel, be fixedly installed insulation board 8 in place, two up and down at heating panel, and make heating panel fixedly in the cabinet by this insulation board 8.Also be assembled with a plurality of supporting inductance 9 on the described dividing plate 6.Consist of the closed-loop path at the inner all electric vigour parts of this device by wire.Electricity vigour device comprises inductance 9, electric capacity, rectifier bridge, IGBT module, line bank and pcb board, the packet circuit system by the centralized control mainboard, organize drive unit, module composition bridge-type pwm circuit more.
A heating panel E5.5 is installed in the described high-voltage inverted district 3, at least one group of matched electric capacity, rectifier bridge and IGBT module three's combination all is installed on the two sides, front and back of heating panel E5.5, described pcb board comprises mainboard, drive unit and control module.IGBT refers to insulated gate bipolar transistor, by the BJT(double pole triode) and the MOS(insulating gate type field effect tube) the compound full-control type voltage driven type power semiconductor that forms.
In low pressure doab 4, be provided with four blocks of heating panels 5, be separately installed with many group transformers 10 on the two sides, front and back of a described wherein heating panel A5.1, described transformer 10 inside have been processed to form water channel, the outside is provided with water swivel and is circumscribed with water pipe, make the water of cooling usefulness flow to inner water channel from water swivel, the external water pipe of this water pipe and heating panel A5.1 consists of the closed-loop path.That is to say water supply connector and water out adapter are arranged on the transformer 10, the upper end of heating panel A5.1 is water supply connector, one end is water out adapter, the water supply connector that forms these transformers 10 of series connection connects the water out adapter of heating panel A5.1 by water pipe, and the water out adapter of transformer 10 connects the water supply connector of heating panel A5.1 by water pipe.In two the vertical setting of types transformer group in described front and back, transformer group is all corresponding with heating panel B5.2 and heating panel C5.3 and consist of an integral body, all correspondingly separately on the transformer on every row's transformer group connect one and connect copper coin 7, connect copper coin 7 electric current is shunted equably, one side can not cause electric current too high excessively low bad phenomenon generation on one side.And then connect copper coins 7 by these and compile and be combined on the corresponding heating panel 5, between this heating panel B5.2 and heating panel C5.3, also increased heating panel D5.4 and combined by connecting copper coin and front heating panel B5.2 and heating panel C5.3, these three blocks of heating panels 5 just consist of the end of having exported electric current, on these three blocks of heating panels, be connected to respectively again insulation board 8, and the insulation board 8 that passes through to connect keeps stationary state with bracing frame 1.3; Described output connects one again and puts into the heat radiation copper coin that thermolysis is played in the pond.The well-proportioned shunting of electric current in the low pressure doab has stipulated the flow direction of electric current it to be consistent effectively.
Two parts about described control area 2 is divided into, left-hand component is provided with air switch and filter, and right-hand component is comprised of line bank, miniature transformer and pcb board; These electrical components consist of the closed-loop path by wire.Adopt in the present invention single control mainboard processed, control signal is evenly distributed to a plurality of drive units, and a plurality of drive units are consistent with its corresponding driver module fundamental characteristics, and corresponding every group of IGBT module, high frequency transformer physical characteristic are basically identical.Respectively organize the current strength that the IGBT module is input to high frequency transformer equates in high-voltage inverted district, the power output of each high frequency transformer equates, wherein the heat radiation of high-voltage inverted district 3, low pressure doab 4 and electric current conflux and adopt vertical structure, make to obtain the shortest path that output stage is respectively organized circuit.
The realization of current-sharing: parallel running is an effective scheme of power supply product high capacity, can realize capacity extension by design N power-supply system, and is specific as follows: the centralized distribution electric current, and organize self check more and proofread and correct, thereby guarantee that effectively current-sharing realizes.
1, chooses the consistent high-frequency power transformer series and parallel connections of characteristic, choose the consistent device of characteristic and carry out parallel connection.
2, use independently resistance elimination parasitic oscillation.
3, select same drive circuit, reduce as far as possible output impedance and the loop stray inductance of drive circuit.
4, make as far as possible during design and installation circuit layout symmetrical and lead-in wire is the shortest, to reduce the impact of parasitic parameter.
5, parallel module is placed on the same heat abstractor, makes the module working temperature poor in 10 ° of C.
6, when the difficult apolegamy of the device property of parallel connection was consistent, the grid that can mainly finely tune device by regulating grid resistance value discharged and recharged the time, thereby improves the unbalanced of electric current.
The difference of the voltage when 7, the output voltage after the parallel connection and arbitrary power subsystem are worked is very little.
Water-cooling circulating system: the function of water-cooling circulating system is the main power device of complete machine to be sent out heat thermogenetic by water circuit heat is taken away, and reduces the complete machine working temperature, makes the performance of complete machine more stable, and quality is more reliable.Inner water route connects by aluminium-plastic pipe, with reliability and the durability that guarantees that the water route connects.
The large inductance that adopts in the present invention the nanocrystalline magnet core of high permeability to do adopts the integrated mode of the two poles of the earth filtering, has greatly improved the harmonic voltage aberration rate.Thereby the complete machine odd harmonic firmly is controlled within the national standard scope, disturbs minimum to electrical network.Wherein electric capacity adopts 650VK20uF.Input rectifying adopts three-phase bridge rectification, and the three phase rectifier bridge module adopts the auspicious magnificent MSD300/1200V in Changzhou.Because power output is large, full-bridge mode, inverse switch frequency F=17.5KHZ are adopted in inversion.Because output voltage is lower, way of full-wave rectification is adopted in the output rectification.
Claims (8)
1. organize the evenly high intensity light source of output of electric current one kind more, comprise cabinet (1), cabinet (1) is by loam cake (1.1), lower cover (1.2) and middle bracing frame (1.3) consist of, it is characterized in that: cabinet (1) inside is divided into control area (2), high-voltage inverted district (3) and low pressure doab (4) three parts, wherein high-voltage inverted district (3) separate by dividing plate (6) with low pressure doab (4), in high-voltage inverted district (3) and low pressure doab (4), heating panel (5) is installed also, transformer (10) also is installed in the low pressure doab (4)
Four blocks of heating panels (5) are installed in low pressure doab (4), at a heating panel A(5.1) the front and back be separately installed with many group transformers (10), heating panel A(5.1) with heating panel E(5.5) connecting consists of anodal output, at the upper corresponding connection copper coin (7) that connects a uniform current density of described transformer (10), and by the evenly distributed realization circuit connection of the connection copper coin (7) of a plurality of uniform current densities, wherein connect copper coin (7) and be connected respectively to again corresponding heating panel B(5.2) and heating panel C(5.3) on, heating panel B(5.2) and heating panel C(5.3) compile again be connected to heating panel D(5.4) on, by heating panel D(5.4) consist of the electric current cathode output end, described output and one put into the pond and play the heat radiation copper coin of thermolysis and join.
2. the even high intensity light source of output of many group electric currents according to claim 1, it is characterized in that: a heating panel (5) is installed in described high-voltage inverted district (3), on the front and back of this part heating panel (5), all is provided with the assembly that many groups are comprised of rectifier bridge, IGBT module and electric capacity; And on dividing plate (6), also be provided with inductance (9).
3. the even high intensity light source of output of many group electric currents according to claim 1, it is characterized in that: described control area also comprises air switch, filter, line bank, pcb board in (2).
4. the even high intensity light source of output of electric current according to claim 1 and 2, it is characterized in that: described heating panel (5) is the aluminum cuboid, and section is through being processed to form water channel within it, water channel outer vent place is connected to water pipe, is fixedly connected with insulation board (8) at the upper/lower terminal place of described heating panel (5) and keeps fixing by this insulation board (8) and cabinet.
5. the even high intensity light source of output of many group electric currents according to claim 1, it is characterized in that: described transformer (10) is inner through being processed to form water channel, water channel outer vent place is connected to water pipe, and the external water pipe of this water pipe and heating panel (5) consists of the closed-loop path.
6. the even high intensity light source of output of many group electric currents according to claim 3, it is characterized in that: described pcb board is made of control mainboard, drive unit, bridge-type pwm circuit.
7. the even high intensity light source of output of many group electric currents according to claim 1, it is characterized in that: adopt single control mainboard processed, control signal is evenly distributed to a plurality of drive units, a plurality of drive units are consistent with its corresponding driver module fundamental characteristics, and corresponding every group of IGBT module, high frequency transformer physical characteristic are basically identical.
8. the even high intensity light source of output of described many group electric currents according to claim 7, it is characterized in that: respectively organize the current strength that the IGBT module is input to high frequency transformer in high-voltage inverted district and equate, the power output of each high frequency transformer equates, wherein the heat radiation of high-voltage inverted district (3), low pressure doab (4) and electric current conflux and adopt vertical structure, make to obtain the shortest path that output stage is respectively organized circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910216003 CN101710793B (en) | 2009-10-27 | 2009-10-27 | High-frequency power supply device for uniformly outputting multiple groups of currents |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910216003 CN101710793B (en) | 2009-10-27 | 2009-10-27 | High-frequency power supply device for uniformly outputting multiple groups of currents |
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| CN101710793A CN101710793A (en) | 2010-05-19 |
| CN101710793B true CN101710793B (en) | 2013-01-30 |
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| CN 200910216003 Expired - Fee Related CN101710793B (en) | 2009-10-27 | 2009-10-27 | High-frequency power supply device for uniformly outputting multiple groups of currents |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102223056A (en) * | 2011-06-22 | 2011-10-19 | 中国科学院电工研究所 | High-frequency high-voltage power supply structure |
| CN103208931B (en) * | 2013-04-22 | 2015-10-28 | 五力机电科技（昆山）有限公司 | Inversion box |
| CN104410291B (en) * | 2014-04-11 | 2016-08-24 | 南车株洲电力机车研究所有限公司 | Converter plant and power expansion method thereof |
| CN104135153B (en) * | 2014-07-22 | 2015-07-22 | 杨燕平 | DC-DC module power supply |
| CN105960040A (en) * | 2016-06-30 | 2016-09-21 | 浙江天煌科技实业有限公司 | Induction heating power supply with novel cooling system |
| CN108555424A (en) * | 2018-05-30 | 2018-09-21 | 广州亨龙智能装备股份有限公司 | A kind of mounting structure and compact welding machine of welder transformer |
| CN112821722B (en) | 2019-10-31 | 2022-07-19 | 台达电子企业管理（上海）有限公司 | Power conversion system |
| CN112750607A (en) | 2019-10-31 | 2021-05-04 | 台达电子企业管理（上海）有限公司 | Transformer and power module with same |
| CN112751473B (en) | 2019-10-31 | 2021-11-05 | 台达电子企业管理（上海）有限公司 | Power module |
| CN114465445B (en) | 2020-11-06 | 2024-05-14 | 台达电子企业管理（上海）有限公司 | Power module and power conversion device |
| CN112398311A (en) * | 2020-11-10 | 2021-02-23 | 西安许继电力电子技术有限公司 | Multi-module series-parallel power converter device |
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| CN201009039Y (en) * | 2006-12-08 | 2008-01-23 | 华南理工大学 | High-frequency IGBT inversion type arc burying welding power source |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2384366Y (en) * | 1999-07-09 | 2000-06-21 | 深圳奥特迅电力设备有限公司 | High-power high-frequency switch power having good heat radiation and screen functions |
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| CN101710793A (en) | 2010-05-19 |
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