CN201054549Y - A general commutator platform based on IGBT module - Google Patents
A general commutator platform based on IGBT module Download PDFInfo
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- CN201054549Y CN201054549Y CNU2007201031820U CN200720103182U CN201054549Y CN 201054549 Y CN201054549 Y CN 201054549Y CN U2007201031820 U CNU2007201031820 U CN U2007201031820U CN 200720103182 U CN200720103182 U CN 200720103182U CN 201054549 Y CN201054549 Y CN 201054549Y
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Abstract
The utility model provides a general converter platform based on the IGBT module, which belongs to the high power electric electronic technical field. A module is formed in serially connecting two IGBTs, and 24 modules form the general converter platform. Each IGBT module includes an anode direct current bus (1), a cathode direct current bus (2), a capacitance unit (3) connected with the anode direct current bus, a capacitance unit (4) connected with the cathode direct current bus, a direct current voltage sensor (5), an IGBT unit (6) connected with the anode direct current bus, an IGBT unit (7) connected with the cathode direct current bus, and a current sensor (8). The utility model has advantages of effectively extending the researching means of the prior electric electronic technology, and overcoming the defects of researching and developing the special electric electronic device controller only by digital simulation technology, thereby greatly shortening the research and design period of the electric electronic device and the relative control, reducing the investment and improving the developing efficiency.
Description
Technical field
The utility model belongs to the high-power electric and electronic technical field, and a kind of general converter platform that is made of a plurality of IGTB modules particularly is provided.
Background technology
When power system development presses for advanced power transmission and distribution technology and improves the quality of power supply and the stability of a system, a kind of new technology that changes traditional ability to transmit electricity---flexible AC transmitting system (Flexible ACTransmission System---FACTS) technology is risen gradually.
This is a kind of new and high technologies such as power electronic technology, MICROCOMPUTER PROCESSING technology, control technology to be applied to high voltage power transmisson system, to improve system reliability, controllability, runnability and the quality of power supply, and can obtain the novel complex art of a large amount of energy-saving efficiencies, electric power bound pair this new technology with revolutionary change effect in countries in the world is especially paid attention to.The good momentum of development of FACTS technology comes from good background condition, may be summarized to be: power transmission line operation needs, power electronic technology and the development support of components and parts, the development of existing FACTS technical products and four aspects such as accumulation of operating experience.First is the demand pressure of development FACTS; Latter two is supportive condition.FACTS technical development reason smoothly just is the perfectly combination of two kinds of conditions.
Power electronic technology is to realize the key of FACTS.In recent years, because the fast development of power electronic technology and Computer Control Technology, directly carry out reliable and quick control has become possibility to high voltage, powerful transmission system.The existing ability of people's today changes parameters such as voltage, phase place, impedance, frequency and the number of phases and comes the satisfied effectively various demands to electric power.A kind of real realization flexible novel electric power system of controlling very big with conventional electric power system difference will be presented in face of the people in the near future.
But what research focus that represents with above-mentioned background and broad prospect of application were incompatible is the controller that present research means adopts digital simulation technique and design specialized basically, and the research and design cycle is long, and investment is big, and efficient is low.Therefore, we proposed to take all factors into consideration that various FACTS use, based on the notion of the general converter platform of full control device isolation grid bipolar transistors (IGBT) module.
Summary of the invention
The purpose of the present utility model is to provide a kind of general converter platform that is made of a plurality of IGTB modules, can construct cascade and the research of non-cascade structure implement device high-voltage large-capacity on general converter platform.
The technical solution of the utility model is, designs a kind of module that is made of two IGBT series connection, constitutes general converter platform by 24 these module group screens then.Integrated with lower unit in each module: drive circuit and driving power; Electromagnetic compatibility and anti-interference link; Have device protection, early warning and reset function; Malfunction output; Measure the output of main electric weight (voltage, electric current, drive signal) transducer; The opto-electronic conversion interface of control signal; The module heat dissipating system.
Each IGBT module comprises: positive polarity dc bus 1, negative polarity dc bus 2, connect anodal dc-link capacitance unit 3, connect negative pole dc-link capacitance unit 4, direct voltage transducer 5, connect anodal dc bus IGBT unit 6, connect negative polarity dc bus IGBT unit 7, current sensor 8 several sections.
Be connected to three parallel branches between positive polarity dc bus 1 and the negative polarity dc bus 2, from left to right see, leftmost side branch road is the dc capacitor branch road, by connecting anodal dc-link capacitance unit 3 and being connected negative pole dc-link capacitance unit 4 and being in series, wherein connect anodal dc-link capacitance unit 3 and constitute, connect negative pole dc-link capacitance unit 4 and constitute by alminium electrolytic condenser CN and grading resistor RN parallel connection by alminium electrolytic condenser CP and grading resistor RP parallel connection; Middle branch is direct voltage transducer 5 branch roads, is made of a direct voltage Hall element; Rightmost side branch road is the IGBT branch road, by connecting anodal dc bus IGBT unit 6 and being connected negative polarity dc bus IGBT unit 7 and being in series, wherein connect anodal dc bus IGBT unit 6 and constitute, connect negative polarity dc bus IGBT unit 7 and constitute by an IGBT pipe TAN and one and its antiparallel sustained diode N by IGBT pipe TAP and one and its antiparallel sustained diode P; IGBT pipe TAP is connected with the tie point lead-out wire of IGBT pipe TAN and a terminal of a current sensor 8, and the another terminal of current sensor 8 is drawn.
Advantage of the present utility model is: 24 groups of above-mentioned IGBT modules are carried out group screen, constitute general converter platform, difference by intermodule connects, and can constitute single brachium pontis, single-phase H bridge, three-phase three brachium pontis, three-phase four-arm, single-phase and three-phase activity coefficient adjustment, buck DC chopped-wave, three level, many level, H bridge chained scheduling main circuit topology.Thereby can construct cascade and the research of non-cascade structure implement device high-voltage large-capacity; Aspect other key technologies of big capacity converter,, establish comprehensive and deep research basis from theory to the experiment auto levelizer as aspects such as many level, multipleization, control resist technology, device series connection; Form more complete technical system, as system requirements, technical and economic evaluation, the system integration, control, protection, maintenance etc.
Can enlarge converter platform scale by increasing the IGBT module, realize the more research and development of complex appts.Effectively extended the research means of present power electronic technology, overcome the deficiency of isolated employing digital simulation technique and research and development special electric power electronic device controller, make the research and design cycle of power electronic equipment and control thereof shorten greatly, reduce investment, improve development efficiency.
Description of drawings
Fig. 1 is the circuit interconnect pattern of the IGBT module of the general converter of formation of the present utility model.Wherein, positive polarity dc bus 1, negative polarity dc bus 2, connect anodal dc-link capacitance unit 3, connect negative pole dc-link capacitance unit 4, direct voltage transducer 5, connect anodal dc bus IGBT unit 6, connect negative polarity dc bus IGBT unit 7, current sensor 8.
Fig. 2 is the structure chart of the IGBT module of the general converter of formation of the present utility model.Wherein, dc capacitor neutral point 9, radiator 10, dc capacitor supporting plate 11.
Embodiment
Fig. 1 is a kind of embodiment of the present utility model.Comprise: positive polarity dc bus 1, negative polarity dc bus 2, connect anodal dc-link capacitance unit 3, connect negative pole dc-link capacitance unit 4, direct voltage transducer 5, connect anodal dc bus IGBT unit 6, connect negative polarity dc bus IGBT unit 7, current sensor 8 several sections.
Be connected to three parallel branches between positive polarity dc bus 1 and the negative polarity dc bus 2, from left to right see, leftmost side branch road is the dc capacitor branch road, by connecting anodal dc-link capacitance unit 3 and being connected negative pole dc-link capacitance unit 4 and being in series, wherein connect anodal dc-link capacitance unit 3 and constitute, connect negative pole dc-link capacitance unit 4 and constitute by alminium electrolytic condenser CN and grading resistor RN parallel connection by alminium electrolytic condenser CP and grading resistor RP parallel connection; Middle branch is direct voltage transducer 5 branch roads, is made of a direct voltage Hall element; Rightmost side branch road is the IGBT branch road, by connecting anodal dc bus IGBT unit 6 and being connected negative polarity dc bus IGBT unit 7 and being in series, wherein connect anodal dc bus IGBT unit 6 and constitute, connect negative polarity dc bus IGBT unit 7 and constitute by an IGBT pipe TAN and one and its antiparallel sustained diode N by IGBT pipe TAP and one and its antiparallel sustained diode P; IGBT pipe TAP is connected with the tie point lead-out wire of IGBT pipe TAN and a terminal of a current sensor 8, and the another terminal of current sensor 8 is drawn.24 groups of above-mentioned IGBT modules are carried out group screen, constitute general converter platform, difference by intermodule connects, and can constitute single brachium pontis, single-phase H bridge, three-phase three brachium pontis, three-phase four-arm, single-phase and three-phase activity coefficient adjustment, buck DC chopped-wave, three level, many level, H bridge chained scheduling main circuit topology.Thereby can construct cascade and the research of non-cascade structure implement device high-voltage large-capacity; Aspect other key technologies of big capacity converter,, establish comprehensive and deep research basis from theory to the experiment auto levelizer as aspects such as many level, multipleization, control resist technology, device series connection; Form more complete technical system, as system requirements, technical and economic evaluation, the system integration, control, protection, maintenance etc.
Claims (2)
1. based on the general converter platform of IGBT module, it is characterized in that: the module that constitutes by two IGBT series connection, constitute general converter platform by 24 these module group screens, each IGBT module comprises: positive polarity dc bus (1), negative polarity dc bus (2), connect anodal dc-link capacitance unit (3), connect negative pole dc-link capacitance unit (4), direct voltage transducer (5), connect anodal dc bus IGBT unit (6), connect negative polarity dc bus IGBT unit (7), current sensor (8).
2. according to the described general converter platform of claim 1 based on the IGBT module, it is characterized in that: be connected to three parallel branches between positive polarity dc bus (1) and the negative polarity dc bus (2), from left to right see, leftmost side branch road is the dc capacitor branch road, by connecting anodal dc-link capacitance unit (3) and being connected negative pole dc-link capacitance unit (4) and being in series, wherein connect anodal dc-link capacitance unit (3) and constitute, connect negative pole dc-link capacitance unit (4) and constitute by alminium electrolytic condenser CN and grading resistor RN parallel connection by alminium electrolytic condenser CP and grading resistor RP parallel connection; Middle branch is direct voltage transducer (a 5) branch road, is made of a direct voltage Hall element; Rightmost side branch road is the IGBT branch road, by connecting anodal dc bus IGBT unit (6) and being connected negative polarity dc bus IGBT unit (7) and being in series, wherein connect anodal dc bus IGBT unit (6) and constitute, connect negative polarity dc bus IGBT unit (7) and constitute by an IGBT pipe TAN and one and its antiparallel sustained diode N by IGBT pipe TAP and one and its antiparallel sustained diode P; IGBT pipe TAP is connected with the tie point lead-out wire of IGBT pipe TAN and a terminal of a current sensor (8), and the another terminal of current sensor (8) is drawn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201031820U CN201054549Y (en) | 2007-01-11 | 2007-01-11 | A general commutator platform based on IGBT module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201031820U CN201054549Y (en) | 2007-01-11 | 2007-01-11 | A general commutator platform based on IGBT module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201054549Y true CN201054549Y (en) | 2008-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201031820U Expired - Fee Related CN201054549Y (en) | 2007-01-11 | 2007-01-11 | A general commutator platform based on IGBT module |
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| CN (1) | CN201054549Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102148219A (en) * | 2010-12-30 | 2011-08-10 | 株洲南车时代电气股份有限公司 | Power module of insulated gate bipolar transistor |
| CN102957326A (en) * | 2012-11-27 | 2013-03-06 | 上海电气集团股份有限公司 | Modularized structure for three-level inverter for wind power generation |
-
2007
- 2007-01-11 CN CNU2007201031820U patent/CN201054549Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102148219A (en) * | 2010-12-30 | 2011-08-10 | 株洲南车时代电气股份有限公司 | Power module of insulated gate bipolar transistor |
| CN102957326A (en) * | 2012-11-27 | 2013-03-06 | 上海电气集团股份有限公司 | Modularized structure for three-level inverter for wind power generation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080430 Termination date: 20110111 |