CN101944836B - High-power converting module - Google Patents
High-power converting module Download PDFInfo
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- CN101944836B CN101944836B CN201010239224XA CN201010239224A CN101944836B CN 101944836 B CN101944836 B CN 101944836B CN 201010239224X A CN201010239224X A CN 201010239224XA CN 201010239224 A CN201010239224 A CN 201010239224A CN 101944836 B CN101944836 B CN 101944836B
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- igbt module
- cooling fan
- module
- heat radiation
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Abstract
The invention relates to a high-power converting module, wherein an IGBT (Insulated Gate Bipolar Translator) module, a heat radiation fan and a capacitor bank are packed in a shell; AC (Alternating Current) and DC (Direct Current) end interfaces, an IGBT module control interface and a power supply interface of the heat radiation fan are arranged on the shell; all the interfaces are insulated withthe shell; a heat radiation board of the IGBT module and the capacitor bank are parallelly fixed on the upper part of the shell; the heat radiation fan is fixed in the shell arranged below the IGBT module; the capacitor bank comprises a buffer capacitor and a support capacitor; the buffer capacitor and the support capacitor are parallelly connected with the direct current end of the IGBT module; the alternating current end of the IGBT module is connected with the alternating current end interface through a bus, and the direct current end of the IGBT module is connected with the direct currentend interface through the bus; a working power supply of the heat radiation fan is supplied by the power supply interface of the heat radiation fan; heat radiation vent holes are arranged on the shell corresponding to the arrangement position of the IGBT module; air intakes are arranged on the shell corresponding to an air entry of the heat radiation fan; and an air outlet of the heat radiation fan points to the heat radiation board of the IGBT module.
Description
Technical field
The present invention relates to a kind of modular electric appliance component, in particular for the great power conversion circuit module in the inversion of the power supply conversion.
Background technology
Power model generally is defined as the device that comprises an above semiconductor chip and the heat dissipation path that is independent of electrical path is provided.Power model came into the market in 1975, had become a successful story.In nearly all power electronic system, power model is an important constituent components.Especially wind power generation of today and electric automobile market need have the power model of high power density more.
IGBT (Insulated Gate Bipolar Transistor); Insulated gate bipolar transistor; By the compound full-control type voltage driven type power semiconductor that BJT (double pole triode) and MOS (insulating gate type field effect tube) form, have the advantage of low conduction voltage drop two aspects of high input impedance and the GTR of MOSFET concurrently.The GTR saturation pressure reduces, and current carrying density is big, but drive current is bigger; The MOSFET driving power is very little, and switching speed is fast, but conduction voltage drop is big, and current carrying density is little.IGBT combines the advantage of above two kinds of devices, and the little and saturation pressure of driving power reduces.Be widely used in frequency conversion phase and the inverter, at present, the IGBT module is generally as the apportion element; Relatively difficulty is installed, because the IGBT module has fast frequent switch, heat dissipation problem is more outstanding; Utilize the whole power model of IGBT module construction at present, do not appear in the newspapers at present.
Summary of the invention
The objective of the invention is to: in view of power model has application promise in clinical practice on market, and the IGBT module has good electric property, under the prerequisite of properly settling IGBT module heat dissipating difficult point, a kind of new great power conversion circuit module is provided.
The objective of the invention is to realize like this: a kind of great power conversion circuit module is characterized in that: by housing IGBT module, cooling fan and capacitance group are wrapped in wherein, and being integrally formed unsteady flow module, wherein:
A) housing is provided with and exchanges end interface, dc terminal interface, IGBT module controls interface and cooling fan power interface; Each interface and housing insulation;
B) heating panel of IGBT module and capacitance group are fixed on the top of housing side by side; Cooling fan is fixed in the housing of IGBT module below;
C) described capacitance group comprises buffer capacitor and supports electric capacity, and they are parallel to the dc terminal of IGBT module;
D) the interchange end of IGBT module is connected with the interchange end interface through busbar, and the dc terminal of IGBT module is connected with the dc terminal interface through busbar; The working power of cooling fan provides through the power interface of cooling fan;
E) be provided with the heat radiation steam vent with IGBT module installation site corresponding shell, be provided with fresh air inlet with cooling fan air entry corresponding shell, the air outlet of cooling fan points to the heating panel of IGBT module.
In the present invention: described buffer capacitor is a thin-film capacitor, and described support electric capacity is metallized film capacitor.
In the present invention: described buffer capacitor is independently formed after the electric capacity parallel connection by 4, and described support electric capacity is independently formed after the electric capacity parallel connection by 6.
In the present invention: described cooling fan is centrifugal cooling fan; Described housing adopts metal material to make.
In the present invention: the power interface of the interchange end interface of described IGBT module, IGBT module controls interface and cooling fan is positioned at the below of housing, and the dc terminal interface of described IGBT module is positioned at the top of housing.
In the present invention: described IGBT module controls interface comprises module row line interface, optical fiber input interface, optical fiber output interface and power interface, and the control end of IGBT module docks with corresponding IGBT module controls interface through lead-in wire.
The invention has the advantages that: taked the reactor radiator structure of modularized design reactor to be wrapped through module housing; Can effectively control reactor heating directly with rack in environment carry out heat exchange, the radiating efficiency of blower fan can be improved in the air blast cooling air channel of module housing parcel reactor formation in addition.The present invention compares with present traditional reactor radiator structure, has tangible technical advantage.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is an internal electrical schematic diagram of the present invention.
Among the figure: 1, IGBT module, 2, capacitance group, 3, cooling fan, 4, housing, 5, the heat radiation steam vent, 6, fresh air inlet, 7, power model control interface district, 8, exchange end interface, 9, the dc terminal interface.
Embodiment
Accompanying drawing discloses the basic structure and the inner electrical schematic diagram thereof of the embodiment of the invention without limitation, below in conjunction with accompanying drawing embodiments of the invention is done further to describe.
Visible by Fig. 1; The great power conversion circuit module is wrapped in IGBT module 1, cooling fan 3 and capacitance group 2 wherein by housing 4; Housing 4 is provided with and exchanges end interface 8, dc terminal interface 9 power model control interfaces 7 and cooling fan power interface, wherein, exchanges the below that end interface 8, power model control interface 7 and cooling fan power interface are positioned at housing 4; Dc terminal interface 9 is positioned at the top of housing 4, each interface and housing insulation; Described IGBT module 1 and capacitance group 2 are fixed on the top of housing 4 side by side; Cooling fan 3 is fixed in the housing 4 of IGBT module 1 below; Be provided with heat radiation steam vent 5 with IGBT module 1 installation site corresponding shell 4; Be provided with fresh air inlet 6 with cooling fan 3 air entry corresponding shell, the air outlet of cooling fan 3 points to the heating panel of IGBT module.
Visible by Fig. 2, be provided with capacitance group at the DC side of IGBT module, described capacitance group comprises buffer capacitor and supports electric capacity that they all are coupled to the dc terminal of IGBT module; In the present embodiment, buffer capacitor is C
57, C
58, C
59And C
60, support electric capacity is C
51, C
52, C
53, C
54, C
55And C
56IGBT module controls interface comprises module row line interface, optical fiber input interface T, optical fiber output interface B, optical fiber input interface E and power supply 15V, 0V and 24V interface; Wherein: the module row line interface provides working power to power model; While power output module temperature, operating current and failure code; Optical fiber input interface T, optical fiber output interface B are the optical fiber control signals that conducting and disconnection are provided to the IGBT module, and optical fiber input interface E provides failure alarm signal to the IGBT module.Cooling fan 3 is an independent circuits, and power supply 15V, 0V and 24V interface provide the backup battery of module.
In the present embodiment, described housing 4 adopts metal to make; Cooling fan 3 is an axial flow blower; Support electric capacity and adopt metallic film electric capacity.
Claims (6)
1. great power conversion circuit module is characterized in that: by housing IGBT module, cooling fan and capacitance group is wrapped in wherein, and being integrally formed unsteady flow module, wherein:
A) housing is provided with the power interface that exchanges end interface, dc terminal interface, IGBT module controls interface and cooling fan; Each interface and housing insulation;
B) heating panel of IGBT module and capacitance group are fixed on the top of housing side by side; Cooling fan is fixed in the housing of IGBT module below;
C) described capacitance group comprises buffer capacitor and supports electric capacity, and they are parallel to the dc terminal of IGBT module;
D) the interchange end of IGBT module is connected with the interchange end interface through busbar, and the dc terminal of IGBT module is connected with the dc terminal interface through busbar; The working power of cooling fan provides through the power interface of cooling fan;
E) be provided with the heat radiation steam vent with IGBT module installation site corresponding shell, be provided with fresh air inlet with cooling fan air entry corresponding shell, the air outlet of cooling fan points to the heating panel of IGBT module.
2. great power conversion circuit module according to claim 1 is characterized in that: described buffer capacitor is a thin-film capacitor, and described support electric capacity is metallic film electric capacity.
3. great power conversion circuit module according to claim 2 is characterized in that: described buffer capacitor is independently formed after the electric capacity parallel connection by 4, and described support electric capacity is independently formed after the electric capacity parallel connection by 6.
4. great power conversion circuit module according to claim 1 is characterized in that: described cooling fan is centrifugal cooling fan; Described housing adopts metal material to make.
5. according to the described great power conversion circuit module of one of claim 1～4; It is characterized in that: the power interface of the interchange end interface of described IGBT module, IGBT module controls interface and cooling fan is positioned at the below of housing, and the dc terminal interface of described IGBT module is positioned at the top of housing.
6. great power conversion circuit module according to claim 5; It is characterized in that: described IGBT module controls interface comprises module row line interface, optical fiber input interface, optical fiber output interface, power interface, and the control end of IGBT module docks with corresponding IGBT module controls interface through lead-in wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010239224XA CN101944836B (en) | 2010-07-28 | 2010-07-28 | High-power converting module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010239224XA CN101944836B (en) | 2010-07-28 | 2010-07-28 | High-power converting module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101944836A CN101944836A (en) | 2011-01-12 |
| CN101944836B true CN101944836B (en) | 2012-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010239224XA Expired - Fee Related CN101944836B (en) | 2010-07-28 | 2010-07-28 | High-power converting module |
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| Country | Link |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102075067B (en) * | 2011-03-11 | 2013-04-03 | 阳光电源股份有限公司 | Module power unit of wind power converter |
| CN103546044B (en) * | 2013-09-24 | 2016-06-22 | 许继电气股份有限公司 | A kind of intelligent power module of feedback braking current transformer |
| CN105790625A (en) * | 2016-03-29 | 2016-07-20 | 中车永济电机有限公司 | Traction inverter for tramcar |
| CN106655901B (en) * | 2017-01-05 | 2023-07-25 | 四川埃姆克伺服科技有限公司 | AC rectifying/braking power supply unit structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2914410Y (en) * | 2006-01-13 | 2007-06-20 | 江龙兆 | Structure of high-power high-frequency switch power supply |
| CN201038632Y (en) * | 2007-04-04 | 2008-03-19 | 李达 | High voltage frequency conversion combination cabinet for draught fan water pump |
| CN201418024Y (en) * | 2009-07-03 | 2010-03-03 | 中国人民解放军海军工程大学 | Half-bridge power module and back to back type current transformer constituted by the half-bridge power module |
| CN201781426U (en) * | 2010-07-28 | 2011-03-30 | 南京高传机电自动控制设备有限公司 | High-power converter module |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006042406A (en) * | 2004-07-22 | 2006-02-09 | Fuji Electric Fa Components & Systems Co Ltd | Stack structure of power converter |
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2010
- 2010-07-28 CN CN201010239224XA patent/CN101944836B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2914410Y (en) * | 2006-01-13 | 2007-06-20 | 江龙兆 | Structure of high-power high-frequency switch power supply |
| CN201038632Y (en) * | 2007-04-04 | 2008-03-19 | 李达 | High voltage frequency conversion combination cabinet for draught fan water pump |
| CN201418024Y (en) * | 2009-07-03 | 2010-03-03 | 中国人民解放军海军工程大学 | Half-bridge power module and back to back type current transformer constituted by the half-bridge power module |
| CN201781426U (en) * | 2010-07-28 | 2011-03-30 | 南京高传机电自动控制设备有限公司 | High-power converter module |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2006-42406A 2006.02.09 |
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| CN101944836A (en) | 2011-01-12 |
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