CN202435250U - Power unit module of frame-type water-cooling converter - Google Patents
Power unit module of frame-type water-cooling converter Download PDFInfo
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- CN202435250U CN202435250U CN2012200355927U CN201220035592U CN202435250U CN 202435250 U CN202435250 U CN 202435250U CN 2012200355927 U CN2012200355927 U CN 2012200355927U CN 201220035592 U CN201220035592 U CN 201220035592U CN 202435250 U CN202435250 U CN 202435250U
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Abstract
The utility model discloses a power unit module of a frame-type water-cooling converter. The power unit module of the frame-type water-cooling converter comprises a cuboid-shaped module casing, a positive direct current bus-bar and a negative direct current bus-bar parallel to the positive direct current bus-bar are arranged on the left side in the module casing, and stacked bus-bars consisting of the positive direct current bus-bar and the negative direct current bus-bar are parallel to the module casing to form a heat-dissipation air channel of direct current bus-bar capacitors. An insulated gate bipolar translator (IGBT) module with a water-cooling radiator is arranged on the right side in the module casing. The power unit module of the frame-type water-cooling converter has the advantages that the situation that the inside of a power unit module device is slightly cluttered due to many devices is avoided. A power device is cooled through water circulation, and the direct current bus-bar capacitors are not mutually interfered through air cooling. Both cables and wires are not adopted for connection, and the reliability is improved. The power unit module adopts a frame-type structure, is firm and reliable, facilitates forming of the whole air channel and provides conditions for cooling of the bus-bar capacitors.
Description
Technical field
The utility model belongs to the Semiconductor Converting Technology field, relates to the used frame-type water-cooled current transformer power unit module of a kind of high-power converter.
Background technology
At present, powerful current transformer generally adopts the mode of power unit module, connects through module-external to combine.The advantage of this pattern is: flexible configuration can be configured to other current transformer of different capacity level through combination; Modular organization, easy for installation, be easy to realize producing in enormous quantities.Shortcoming is: because components and parts are more; Centralized arrangement is difficult to form the air channel behind power model, the heat that components and parts work produces is difficult for leaving, and considers the safe insulation distance simultaneously; The power unit module volume is generally bigger than normal, is not suitable for the such space-constrained industry of similar wind-powered electricity generation industry.
Summary of the invention
The utility model provides a kind of solution of the above problems, and the utility model provides a kind of and is applicable to megawatt-grade high-power current transformer high voltage, big electric current, power is big, heat radiation is good, security reliability is high, easy for installation, the power unit module of compact conformation.
The technical scheme of the utility model provides a kind of frame-type water-cooled current transformer power unit module; It comprises the module housing of cuboid; It is characterized in that: the left side is provided with positive direct-current busbar 3, the negative DC master row 4 parallel with said positive direct-current busbar 3 in the said module housing 10; Be provided with several dc-link capacitances 7 between laminated bus bar that said positive direct-current busbar 3 and negative DC master row 4 are formed and the said module housing 10; Said positive direct-current busbar 3 is arranged in parallel with said laminated bus bar and said module housing 10 that negative DC master row 4 is formed, forms the heat dissipation wind channel of said dc-link capacitance 7; The right side is provided with the IGBT module 1 of band water-filled radiator in the said module housing.
Preferably, said positive direct-current busbar 3, negative DC master row 4 arranged stacked are middlely carried out electrical isolation with High-Voltage Insulation paper 9.
Preferably; Many rows are set side by side with the electric capacity installing hole that several circles run through on said positive direct-current busbar 3, the negative DC master row 4; Said dc-link capacitance 7 passes said electric capacity installing hole and said positive direct-current busbar 3, negative DC master row 4 and is electrically connected through bolt, and an end of said dc-link capacitance 7 is fixed on the said module housing 10.
Preferably, said positive direct-current busbar 3 respectively has a plurality of connectors 11 to be connected with said IGBT module 1 with negative DC master row 4 sides, and said positive direct-current busbar 3, negative DC master row 4 constitute a whole busbar with said connector 11.
Preferably, each said connector 11 is provided with and absorbs noninductive electric capacity 8, and all said absorptions are noninductive, and electric capacity 8 is parallel with one another.
Preferably, it also comprises the interchange busbar 2 of two arranged stacked, and said interchange busbar 2 and the said IGBT module 1 usefulness copper bar 5 that is flexible coupling is connected, and adopts epoxy plate to fix between said interchange busbar 2 and the said module housing 10.
Preferably, said positive direct-current busbar 3 adopts rear leading-out mode with negative DC master row 4, and said interchange busbar 2 adopts rear leading-out mode.
Preferably, the boiler water circulation of said IGBT module 1 causes said module housing 10 outsides through water cooling tube 6.
The frame-type water-cooled current transformer power unit module of the utility model has following advantage: solved the power unit module device inside and shown slightly mixed and disorderly situation more owing to device; Power device is through the boiler water circulation cooling, and dc-link capacitance passes through air-cooled, mutually noninterfere; Do not adopt any cable and wire to connect, increased reliability; Module adopts tower structure, and is solid and reliable, helps the formation in whole air channel, for the cooling of bus capacitor provides condition.
Description of drawings
Fig. 1 is the schematic appearance of the frame-type water-cooled current transformer power unit module of the utility model;
Fig. 2 is the left view of the utility model;
Fig. 3 is dismounting positive direct-current busbar of the utility model and the left view behind the negative DC master row;
Fig. 4 is the sketch map of the positive direct-current busbar of the utility model;
Fig. 5 is the sketch map of the negative DC master row of the utility model;
Fig. 6 is positive direct-current busbar of the utility model and the sketch map after the combination of negative DC master row;
Fig. 7 is the interchange busbar sketch map of the utility model.
Embodiment
Embodiment in the face of the utility model is described in further detail down.
Extremely shown in Figure 7 like Fig. 1; The frame-type water-cooled current transformer power unit module of the utility model adopts modular organization; All devices are installed in module housing 10 inside of cuboid; IGBT module 1 with the band water-filled radiator is the boundary line, and the power unit module left side is the direct current component device, and the right side is IGBT module 1, AC portion device and water cooling labyrinth.
The left side direct current component comprises and absorbs noninductive electric capacity 8, positive direct-current busbar 3, negative DC master row 4, High-Voltage Insulation paper 9, dc-link capacitance 7.Wherein positive direct-current busbar 3 and quantity and the power unit module size perforate of negative DC master row 4 according to dc-link capacitance 7 press-fit into laminated bus bar behind the middle bed hedgehopping pressure insulating paper.Positive direct-current busbar 3 and the folding perforate in negative DC master row 4 left sides, the connection when being used as several power unit modules parallel connection; Positive direct-current busbar 3 is folded into 90 ° of right angles with negative DC master row 4 the right, is used to form the air channel, and in the air channel, places dc-link capacitance 7, dc-link capacitance 7 both positive and negative polarities and positive direct-current busbar 3, bears DC master row 4 and is connected through bolt; Positive direct-current busbar 3 respectively has 4 connectors 11 up and down with negative DC master row 4 right sides, is used for being connected the noninductive electric capacity 8 of parallelly connected simultaneously absorption at connector 11 places with the IGBT module of band water-filled radiator 1 through bolt.
The IGBT module 1 of right side band water-filled radiator and module housing 10 are connected through bolt, and the water-filled radiator of IGBT module 1 (not shown) is through water cooling tube 6 and outside the connection carrying out boiler water circulation; IGBT module 1 usefulness be flexible coupling copper bar 5 with exchange busbar 2 and be connected; Exchange the folding perforate in busbar 2 left sides, be convenient to be connected with outside copper bar (not shown); Place between interchange busbar 2 and the module housing 10 and install and fix after High-Voltage Insulation paper and epoxy resin board are isolated.
Above embodiment is merely the utility model a kind of execution mode wherein, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to the protection range of the utility model.Therefore, the protection range of the utility model patent should be as the criterion with accompanying claims.
Claims (9)
1. frame-type water-cooled current transformer power unit module; It comprises the module housing of cuboid; It is characterized in that: the left side is provided with positive direct-current busbar (3), the negative DC master row (4) parallel with said positive direct-current busbar (3) in the said module housing (10); Be provided with several dc-link capacitances (7) between laminated bus bar that said positive direct-current busbar (3) and negative DC master row (4) are formed and the said module housing (10), the interior right side of said module housing (10) is provided with the IGBT module (1) of band water-filled radiator.
2. frame-type water-cooled current transformer power unit module according to claim 1 is characterized in that: said positive direct-current busbar (3), negative DC master row (4) arranged stacked, electrical isolation is carried out with High-Voltage Insulation paper (9) in the centre.
3. frame-type water-cooled current transformer power unit module according to claim 1; It is characterized in that: said positive direct-current busbar (3), negative DC master row (4) are gone up many rows and are set side by side with the electric capacity installing hole that several circles run through; Said dc-link capacitance (7) passes said electric capacity installing hole and said positive direct-current busbar (3), negative DC master row (4) are electrically connected through bolt, and an end of said dc-link capacitance (7) is fixed on the said module housing (10).
4. frame-type water-cooled current transformer power unit module according to claim 1; It is characterized in that: laminated bus bar and said module housing (10) that said positive direct-current busbar (3) and negative DC master row (4) are formed are arranged in parallel, and form the heat dissipation wind channel of said dc-link capacitance (7).
5. frame-type water-cooled current transformer power unit module according to claim 1; It is characterized in that: said positive direct-current busbar (3) respectively has a plurality of connectors (11) to be connected with said IGBT module (1) with negative DC master row (4) side, and said positive direct-current busbar (3), negative DC master row (4) constitute a whole busbar with said connector (11).
6. frame-type water-cooled current transformer power unit module according to claim 5 is characterized in that: each said connector (11) is provided with and absorbs noninductive electric capacity (8), and the noninductive electric capacity of all said absorptions (8) are parallel with one another.
7. frame-type water-cooled current transformer power unit module according to claim 1; It is characterized in that: it also comprises the interchange busbar (2) of two arranged stacked; Said interchange busbar (2) is connected with the copper bar that is flexible coupling (5) with said IGBT module (1), adopts epoxy plate to fix between said interchange busbar (2) and the said module housing (10).
8. frame-type water-cooled current transformer power unit module according to claim 7 is characterized in that: said positive direct-current busbar (3) and negative DC master row (4) adopt rear leading-out mode, and said interchange busbar (2) adopts rear leading-out mode.
9. frame-type water-cooled current transformer power unit module according to claim 1 is characterized in that: the boiler water circulation of said IGBT module (1) causes said module housing (10) outside through water cooling tube (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200355927U CN202435250U (en) | 2012-02-06 | 2012-02-06 | Power unit module of frame-type water-cooling converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200355927U CN202435250U (en) | 2012-02-06 | 2012-02-06 | Power unit module of frame-type water-cooling converter |
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| Publication Number | Publication Date |
|---|---|
| CN202435250U true CN202435250U (en) | 2012-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200355927U Expired - Lifetime CN202435250U (en) | 2012-02-06 | 2012-02-06 | Power unit module of frame-type water-cooling converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202435250U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103178723A (en) * | 2013-04-07 | 2013-06-26 | 冶金自动化研究设计院 | High-capacity rectifying water-cooling power cabinet |
| CN103269148A (en) * | 2013-05-02 | 2013-08-28 | 苏州汇川技术有限公司 | Converter or frequency converter power module |
| CN103780060A (en) * | 2012-10-23 | 2014-05-07 | 浙江海得新能源有限公司 | Heat-dissipating system of large-power converter |
| CN104467363A (en) * | 2014-12-10 | 2015-03-25 | 天水电气传动研究所有限责任公司 | High-power supply power converter |
| CN104660016A (en) * | 2015-01-16 | 2015-05-27 | 浙江海得新能源有限公司 | Power system structure |
| CN104734466A (en) * | 2015-04-03 | 2015-06-24 | 深圳市英威腾交通技术有限公司 | IGBT power unit and converter with same |
| CN107959426A (en) * | 2017-12-21 | 2018-04-24 | 国网上海市电力公司 | A kind of Modularized current transformer |
| CN108123599A (en) * | 2016-11-29 | 2018-06-05 | 中车株洲电力机车研究所有限公司 | A kind of current transformer copped wave module |
| CN109150062A (en) * | 2018-09-04 | 2019-01-04 | 华中科技大学 | A kind of silicon carbide motor controller structure |
-
2012
- 2012-02-06 CN CN2012200355927U patent/CN202435250U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103780060A (en) * | 2012-10-23 | 2014-05-07 | 浙江海得新能源有限公司 | Heat-dissipating system of large-power converter |
| CN103178723A (en) * | 2013-04-07 | 2013-06-26 | 冶金自动化研究设计院 | High-capacity rectifying water-cooling power cabinet |
| CN103269148A (en) * | 2013-05-02 | 2013-08-28 | 苏州汇川技术有限公司 | Converter or frequency converter power module |
| CN103269148B (en) * | 2013-05-02 | 2015-06-24 | 苏州汇川技术有限公司 | Converter or frequency converter power module |
| CN104467363B (en) * | 2014-12-10 | 2017-12-15 | 天水电气传动研究所有限责任公司 | A kind of application method of large power supply power inverter |
| CN104467363A (en) * | 2014-12-10 | 2015-03-25 | 天水电气传动研究所有限责任公司 | High-power supply power converter |
| CN104660016A (en) * | 2015-01-16 | 2015-05-27 | 浙江海得新能源有限公司 | Power system structure |
| CN104734466A (en) * | 2015-04-03 | 2015-06-24 | 深圳市英威腾交通技术有限公司 | IGBT power unit and converter with same |
| CN104734466B (en) * | 2015-04-03 | 2018-08-03 | 深圳市英威腾交通技术有限公司 | IGBT power cells and current transformer with the IGBT power cells |
| CN108123599A (en) * | 2016-11-29 | 2018-06-05 | 中车株洲电力机车研究所有限公司 | A kind of current transformer copped wave module |
| CN108123599B (en) * | 2016-11-29 | 2020-05-12 | 中车株洲电力机车研究所有限公司 | Chopping module of converter |
| CN107959426A (en) * | 2017-12-21 | 2018-04-24 | 国网上海市电力公司 | A kind of Modularized current transformer |
| CN109150062A (en) * | 2018-09-04 | 2019-01-04 | 华中科技大学 | A kind of silicon carbide motor controller structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120912 |