CN103066871A - High power cascade type diode H-bridge unit power factor rectifier - Google Patents
High power cascade type diode H-bridge unit power factor rectifier Download PDFInfo
- Publication number
- CN103066871A CN103066871A CN201310013933XA CN201310013933A CN103066871A CN 103066871 A CN103066871 A CN 103066871A CN 201310013933X A CN201310013933X A CN 201310013933XA CN 201310013933 A CN201310013933 A CN 201310013933A CN 103066871 A CN103066871 A CN 103066871A
- Authority
- CN
- China
- Prior art keywords
- phase
- rectifier bridge
- modular unit
- diode rectifier
- switching device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004804 winding Methods 0.000 claims description 36
- 238000011084 recovery Methods 0.000 claims description 18
- 230000007935 neutral effect Effects 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 11
- 239000003990 capacitor Substances 0.000 claims description 7
- 238000003032 molecular docking Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 230000009977 dual effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
Landscapes
- Rectifiers (AREA)
Abstract
The invention provides a high power cascade type diode H-bridge unit power factor rectifier. The high power cascade type diode H-bridge unit power factor rectifier comprises a plurality of dominant power circuits, wherein each dominant power circuit is composed of a plurality of module unit cascades; meanwhile, the high power cascade type diode H-bridge unit power factor rectifier further comprises a plurality of application circuits in three-phase star connection, angle joint or dual star connection. Due to the fact that each dominant power circuit is composed of a plurality of module unit cascades, power switch tubes with low voltage tolerance can be used to achieve high power rectifier alternating under high voltage, besides, a power frequency phase-shifting transformer which is huge, heavy and complex in wiring is not needed, topology structure of the dominant power circuit is simplified, using of switching elements is greatly reduced, and then consumption of the circuit in working is lowered, working efficiency of the system is improved, size is small, weight is light, and cost is low. The high power cascade type diode H-bridge unit power factor rectifier has an important application value in fields of high voltage direct current transmission, high-power power electronic transformer, high power middle-high voltage alternating current-direct current- alternating current and the like.
Description
Technical field
The present invention relates to rectifier, particularly a kind of high-power tandem type diode H bridge Unity Power Factor PWM Rectifier Based.
Background technology
Along with science and technology and the fast development of the modernization of industry with to the requirement of energy savings, the mesohigh electronic power convertor that is applied to large-power occasions plays a part more and more important.In recent years, many level power current transformer (Multilevel Converter) application of having succeeded in fields such as high-tension high-power frequency control, active electric filter device, high voltage direct current (HVDC) transmission system and power system reactive power compensations.The basic circuit topological structure of many level current transformers mainly contains diode clamp formula, flying capacitor type and 3 kinds of circuit of cascade of power units formula.Wherein, the many level current transformers of cascade of power units formula because of its modularized design, the advantages such as reliability is high, harmonic pollution is little, input-output power wide ranges become the market mainstream.Yet the major defect that traditional many level power of cascade of power units formula current transformer exists is the Industrial Frequency Transformer that need to use bulky wiring complexity at the power input, and this is restricted its application in many industrial occasions.Thereby, cancel the Industrial Frequency Transformer in many level current transformers of conventional power unit cascade circuit, design the Cascaded multi-level converter circuit of no industrial frequency transformer, bring revolutionary change will for these type of many level current transformers.Research on this direction is the focus that power electronics and power drives area research personnel pay close attention in recent years always.
High-power cascade full-control type (IGBT) H bridge electronic power rectifier is paid close attention to widely and is studied in the application of large-power occasions, its significant advantage is, do not need Industrial Frequency Transformer huge, bulky complex, can use low withstand voltage electronic power switch device and finish the power conversion of high-power and make AC have higher power factor and less harmonic wave.But the needed switching device of the main circuit topological structure of this kind rectifier is more, and the loss in the main circuit course of work is larger, and is also very complicated for the design of the control circuit of all switching devices and control method.So simplify the topological structure of high-power cascade full-control type (IGBT) H bridge electronic power rectifier, reduce the switching device quantity of using, simplify the control of circuit and modulator approach and can work well in the high-power application scenario, this is the current important topic in this area.
Summary of the invention
The objective of the invention is to overcome defects, a kind of high-power tandem type diode H bridge Unity Power Factor PWM Rectifier Based is provided, this current transformer need not to use the power frequency phase shifting transformer, can use low withstand voltage power switch pipe to finish power rectifier conversion under the high voltage, and has a power factor emendation function, realize unit power factor rectifier, the topological structure of main power circuit is simple, the high efficiency of system, volume is little, and is lightweight, and cost is low, at HVDC Transmission, the high-power electric and electronic transformer, the applications such as high-power mesohigh ac-dc-ac frequency converter have important using value.
For achieving the above object, the high-power tandem type diode of the first provided by the invention H bridge Unity Power Factor PWM Rectifier Based, comprise main power circuit, described main power circuit comprises the first modular unit, described the first modular unit comprises the single-phase diode rectifier bridge, switching device, fast recovery diode, output DC holds and load, described main power circuit comprises described first modular unit of input inductance and N cascade, wherein second of each described single-phase diode rectifier bridge input links to each other successively with first input of the described single-phase diode rectifier bridge of the next one, remaining two free ends of the described single-phase diode rectifier bridge that cascades up, be that second input of first input and N described single-phase diode rectifier bridge of first described single-phase diode rectifier bridge connect through described input inductance and accessed AC network, wherein, N is positive integer.
For achieving the above object, the high-power tandem type diode of the second provided by the invention H bridge Unity Power Factor PWM Rectifier Based, comprise main power circuit, described main power circuit comprises the second modular unit, described the second modular unit comprises switching device, fast recovery diode, output DC holds and load, described main power circuit comprises the input inductance, described second modular unit of a single-phase diode rectifier bridge and N cascade, wherein the second terminals of each described switching device link to each other successively with the first terminals of the described switching device of the next one, remaining two free ends of described the second modular unit that cascades up, it is the dc output end that the second terminals of the first terminals of first a described switching device and N described switching device are connected to described single-phase diode rectifier bridge, the ac input end of described single-phase diode rectifier bridge is through described input inductance series connection access AC network, wherein, N is positive integer.
For achieving the above object, the third high-power tandem type diode H bridge Unity Power Factor PWM Rectifier Based provided by the invention, comprise main power circuit, described main power circuit comprises the second modular unit, described the second modular unit comprises switching device, fast recovery diode, output DC holds and load, described main power circuit comprises the 3rd modular unit of input inductance and M cascade, described the 3rd modular unit comprises described second modular unit of single-phase diode rectifier bridge and N cascade, wherein the second terminals of each described switching device link to each other successively with the first terminals of the described switching device of the next one, remaining two free ends of described the second modular unit that cascades up, it is the dc output end that the second terminals of the first terminals of first a described switching device and N described switching device are connected to described single-phase diode rectifier bridge, the second ac input end of each described single-phase diode rectifier bridge links to each other successively with the first ac input end of the described single-phase diode rectifier bridge of the next one, remaining two free ends of described the 3rd modular unit that cascades up, be that the second ac input end of the first ac input end and M described single-phase diode rectifier bridge of first described single-phase diode rectifier bridge connect through described input inductance and accessed AC network, wherein, M and N are positive integer.
For achieving the above object, a kind of three-phase star of high-power tandem type diode H bridge unit power factor rectifier device that adopts provided by the invention connects rectifier, comprise and consist of the three-phase main power circuit that star connects rectifier, described three-phase main power circuit comprises three inductance, described main power circuit also comprises three four module unit, described four module unit comprises the 3rd modular unit of M cascade, described the 3rd modular unit comprises the second modular unit of single-phase diode rectifier bridge and N cascade, wherein, M and N are positive integer.Described the second modular unit comprises switching device, fast recovery diode, output DC holds and load, the second terminals of each described switching device link to each other successively with the first terminals of the described switching device of the next one, remaining two free ends of described the second modular unit that cascades up, it is the dc output end that the second terminals of the first terminals of first a described switching device and N described switching device are connected to described single-phase diode rectifier bridge, the second ac input end of each described single-phase diode rectifier bridge links to each other successively with first ac input end of the described single-phase diode rectifier bridge of the next one, remaining two ac input ends of described the 3rd modular unit that cascades up in three described four module unit, be the second ac input end totally six ac input ends of first ac input end of first a described single-phase diode rectifier bridge and M described single-phase diode rectifier bridge, wherein the first ac input end of every first diode rectifier bridge of phase totally three consist of winding line ends, the second ac input end of M diode rectifier bridge of every phase is totally three another winding line ends of formation, wherein a winding line end is connected on the public neutral point, an other winding line end is connected with three inductance respectively, the access three phase network consists of Y-connection.
For achieving the above object, a kind of three-phase corner connection rectifier that adopts high-power tandem type diode H bridge unit power factor rectifier device provided by the invention, comprise the three-phase main power circuit that consists of the corner connection rectifier, described three-phase main power circuit comprises three inductance, described main power circuit also comprises three four module unit, described four module unit comprises the 3rd modular unit of M cascade, described the 3rd modular unit comprises the second modular unit of single-phase diode rectifier bridge and N cascade, wherein, M and N are positive integer.Described the second modular unit comprises switching device, fast recovery diode, output DC holds and load, the second terminals of each described switching device link to each other successively with the first terminals of the described switching device of the next one, remaining two free ends of described the second modular unit that cascades up, it is the dc output end that the second terminals of the first terminals of first a described switching device and N described switching device are connected to described single-phase diode rectifier bridge, the second ac input end of each described single-phase diode rectifier bridge links to each other successively with first ac input end of the described single-phase diode rectifier bridge of the next one, remaining two ac input ends of described the 3rd modular unit that cascades up in three described four module unit, be the second ac input end totally six ac input ends of first ac input end of first a described single-phase diode rectifier bridge and M described single-phase diode rectifier bridge, wherein the first ac input end of every first diode rectifier bridge of phase totally three consist of winding line ends, the second ac input end of M diode rectifier bridge of every phase is totally three another winding line ends of formation, wherein a winding line end is connected to the three phase network input through described three inductance respectively, another winding line end is connected to next the phase input in the three phase network successively, consists of Angle connection.
For achieving the above object, the second provided by the invention adopts the three-phase double star of high-power tandem type diode H bridge unit power factor rectifier device to connect rectifier, comprise and consist of the three-phase main power circuit that double star connects rectifier, described three-phase main power circuit comprises three input inductance, six brachium pontis inductance and dc capacitor, described main power circuit also comprises six four module unit, two groups of Y-connections of six four module cell formation docking, namely in every group of Y-connection, described four module unit comprises the 3rd modular unit of M cascade, described the 3rd modular unit comprises the second modular unit of single-phase diode rectifier bridge and N cascade, wherein, M and N are positive integer, described the second modular unit comprises switching device, fast recovery diode, output DC holds and load, the second terminals of each described switching device link to each other successively with the first terminals of the described switching device of the next one, remaining two free ends of described the second modular unit that cascades up, it is the dc output end that the second terminals of the first terminals of first a described switching device and N described switching device are connected to described single-phase diode rectifier bridge, the second ac input end of each described single-phase diode rectifier bridge links to each other successively with first ac input end of the described single-phase diode rectifier bridge of the next one, remaining two ac input ends of the 3rd modular unit that cascades up in three described four module unit, be second ac input end totally six ac input ends of first ac input end of first single-phase diode rectifier bridge and M single-phase diode rectifier bridge, wherein the first ac input end of every first diode rectifier bridge of phase totally three consist of winding line ends, the second ac input end of M diode rectifier bridge of every phase is totally three another winding line ends of formation, wherein a winding line end is connected to a common neutral, another winding line end links to each other with an end of three described brachium pontis inductance respectively, and the other end of two described brachium pontis inductance on every phase brachium pontis links to each other separately, and be connected to the three phase network input through one of three input inductance respectively, simultaneously, common neutral in first group of Y-connection links to each other with the two ends of dc capacitor respectively with the common neutral in second group of Y-connection, consists of double star and connects.
Advantage and the good effect of the high-power tandem type diode of the present invention H bridge Unity Power Factor PWM Rectifier Based are: owing to having adopted several modular unit cascades to form, finish power rectifier conversion under the high voltage therefore can use low withstand voltage power switch pipe, and do not need to use huge, heavy, the power frequency phase shifting transformer of wiring complexity, simplified the topological structure of main power circuit, greatly reduced the use of switching device, and then reduced the loss in the circuit working, improved the operating efficiency of system, volume is little, and is lightweight, and cost is low.This current transformer is at HVDC Transmission, high-power electric and electronic transformer, and the applications such as high-power mesohigh ac-dc-ac frequency converter have important using value.
Be elaborated with reference to accompanying drawing below in conjunction with embodiment.
Description of drawings
Fig. 1 is the circuit diagram of the first modular unit in the high-power tandem type diode of the present invention H bridge Unity Power Factor PWM Rectifier Based;
Fig. 2 is the first circuit topological structure figure of the high-power tandem type diode of the present invention H bridge Unity Power Factor PWM Rectifier Based;
Fig. 3 is the circuit diagram of the second modular unit in the high-power tandem type diode of the present invention H bridge Unity Power Factor PWM Rectifier Based;
Fig. 4 is the second circuit topological structure figure of the high-power tandem type diode of the present invention H bridge Unity Power Factor PWM Rectifier Based;
Fig. 5 is the circuit diagram of the 3rd modular unit in the high-power tandem type diode of the present invention H bridge Unity Power Factor PWM Rectifier Based;
Fig. 6 is the third circuit topological structure figure of the high-power tandem type diode of the present invention H bridge Unity Power Factor PWM Rectifier Based;
Fig. 7 is the circuit diagram of four module unit in the high-power tandem type diode of the present invention H bridge Unity Power Factor PWM Rectifier Based;
Fig. 8 is the circuit diagram that the three-phase star of the high-power tandem type diode H bridge unit power factor rectifier device of employing connects rectifier;
Fig. 9 is the circuit diagram that adopts the three-phase corner connection rectifier of high-power tandem type diode H bridge unit power factor rectifier device;
Figure 10 is the circuit diagram that the three-phase double star of the high-power tandem type diode H bridge unit power factor rectifier device of employing connects current transformer.
Embodiment
In the embodiment of the high-power tandem type diode of the present invention H bridge Unity Power Factor PWM Rectifier Based, high-power tandem type diode H bridge Unity Power Factor PWM Rectifier Based is the circuit topology that is formed a whole by several modular unit cascades.
See figures.1.and.2, in the high-power tandem type diode of the first H bridge Unity Power Factor PWM Rectifier Based, the first modular unit A comprises that single-phase diode rectifier bridge, switching device IGBT, fast recovery diode, output DC hold and load, main power circuit comprises the first modular unit A of input inductance and N cascade, wherein, N is positive integer.Wherein second of each single-phase diode rectifier bridge input links to each other successively with first input of next single-phase diode rectifier bridge, remaining two inputs of the single-phase diode rectifier bridge that cascades up, namely first input of first single-phase diode rectifier bridge is connected through the input inductance with second input of N single-phase diode rectifier bridge and is accessed AC network.
With reference to Fig. 3 and Fig. 4, in the high-power tandem type diode of the second H bridge Unity Power Factor PWM Rectifier Based, the second modular unit B comprises that switching device IGBT, fast recovery diode, output DC hold and load, main power circuit comprises the second modular unit B that inputs inductance, single-phase diode rectifier bridge and N cascade, wherein, N is positive integer.Wherein the second terminals d of each switching device IGBT links to each other successively with the first terminals c of next switching device IGBT, remaining two free ends of the second modular unit B that cascades up, be the dc output end that the second terminals d of the first terminals c of first switching device IGBT and N switching device IGBT is connected to the single-phase diode rectifier bridge, the ac input end of single-phase diode rectifier bridge is through input inductance series connection access AC network.
With reference to Fig. 5 and Fig. 6, in the third high-power tandem type diode H bridge Unity Power Factor PWM Rectifier Based, the second modular unit B comprises that switching device IGBT, fast recovery diode, output DC hold and load.The 3rd modular unit C comprises the second modular unit B of single-phase diode rectifier bridge and N cascade, and wherein, N is positive integer.Wherein the second terminals d of each switching device IGBT links to each other successively with the first terminals c of next switching device IGBT, remaining two free ends of the second modular unit B that cascades up, namely the second terminals d of the first terminals c of first switching device IGBT and N switching device IGBT is connected to the dc output end of single-phase diode rectifier bridge.Main power circuit comprises the 3rd modular unit C of input inductance and M cascade, second ac input end of each single-phase diode rectifier bridge links to each other successively with first ac input end of next single-phase diode rectifier bridge, remaining two ac input ends of the 3rd modular unit C that cascades up, be that the second ac input end of the first ac input end and M the single-phase diode rectifier bridge of first single-phase diode rectifier bridge connect through the input inductance and accessed AC network, M is positive integer.
With reference to Fig. 7 and Fig. 8, a kind of three-phase star of high-power tandem type diode H bridge unit power factor rectifier device that adopts connects rectifier, the three-phase main power circuit comprises three inductance and three four module cells D, the four module cells D comprises the 3rd modular unit C of M cascade, the 3rd modular unit C comprises the second modular unit B of single-phase diode rectifier bridge and N cascade, wherein, M and N are positive integer, and the second modular unit B comprises that switching device, fast recovery diode, output DC hold and load.The second terminals d of each switching device IGBT links to each other successively with the first terminals c of next switching device IGBT.Remaining two free ends of the second modular unit B that cascades up, namely the second terminals d of the first terminals c of first switching device IGBT and N switching device IGBT is connected to the dc output end of single-phase diode rectifier bridge.The second ac input end of each single-phase diode rectifier bridge links to each other successively with first ac input end of next single-phase diode rectifier bridge.Remaining two ac input ends of the 3rd modular unit C that cascades up in three four module cells D, be the second ac input end totally six ac input ends of the first ac input end of first single-phase diode rectifier bridge and M single-phase diode rectifier bridge, wherein the first ac input end of every first diode rectifier bridge of phase totally three consist of winding line ends, the second ac input end of M diode rectifier bridge of every phase is totally three another winding line ends of formation, wherein a winding line end is connected on the public neutral point, an other winding line end is connected with three inductance respectively, the access three phase network consists of Y-connection.
With reference to Fig. 7 and Fig. 9, the second adopts the three-phase corner connection rectifier of high-power tandem type diode H bridge unit power factor rectifier device, the three-phase main power circuit comprises three inductance and three four module cells D, the four module cells D comprises the 3rd modular unit C of M cascade, the 3rd modular unit C comprises the second modular unit B of single-phase diode rectifier bridge and N cascade, wherein, M and N are positive integer, and the second modular unit B comprises that switching device, fast recovery diode, output DC hold and load.The second terminals d of each switching device IGBT links to each other successively with the first terminals c of next switching device IGBT, remaining two free ends of the second modular unit B that cascades up, it is the dc output end that the second terminals d of the first terminals c of first switching device IGBT and N switching device IGBT is connected to the single-phase diode rectifier bridge, the second ac input end of each single-phase diode rectifier bridge links to each other successively with first ac input end of next single-phase diode rectifier bridge, remaining two ac input ends of the 3rd modular unit C that cascades up in three four module cells D, be the second ac input end totally six ac input ends of the first ac input end of first a described single-phase diode rectifier bridge and M described single-phase diode rectifier bridge, wherein the first ac input end of every first diode rectifier bridge of phase totally three consist of winding line ends, the second ac input end of M diode rectifier bridge of every phase is totally three another winding line ends of formation, wherein a winding line end is connected to the three phase network input through described three inductance respectively, another winding line end is connected to next the phase input in the three phase network successively, consists of Angle connection.
With reference to Fig. 7 and Figure 10, the second adopts the three-phase double star of high-power tandem type diode H bridge unit power factor rectifier device to connect rectifier, the three-phase main power circuit comprises three input inductance, six brachium pontis inductance and dc capacitor and six four module cells D, six four module cells D consist of two groups of Y-connections of docking, namely in every group of Y-connection, the four module cells D comprises the 3rd modular unit C of M cascade, the 3rd modular unit C comprises the second modular unit B of single-phase diode rectifier bridge and N cascade, wherein, M and N are positive integer, and the second modular unit B comprises switching device, fast recovery diode, output DC holds and load.The second terminals d of each switching device IGBT links to each other successively with the first terminals c of next switching device IGBT, remaining two free ends of the second modular unit B that cascades up, it is the dc output end that the second terminals d of the first terminals c of first switching device IGBT and N switching device IGBT is connected to the single-phase diode rectifier bridge, the second ac input end of each single-phase diode rectifier bridge links to each other successively with first ac input end of next single-phase diode rectifier bridge, remaining two ac input ends of the 3rd modular unit C that cascades up in three four module cells D, be second ac input end totally six ac input ends of first ac input end of first single-phase diode rectifier bridge and M single-phase diode rectifier bridge, wherein the first ac input end of every first diode rectifier bridge of phase totally three consist of winding line ends, the second ac input end of M diode rectifier bridge of every phase is totally three another winding line ends of formation, wherein a winding line end is connected to a common neutral, another winding line end links to each other with an end of three described brachium pontis inductance respectively, and the other end of two described brachium pontis inductance on every phase brachium pontis links to each other separately, and be connected to the three phase network input through one of three input inductance respectively, simultaneously, common neutral in first group of Y-connection links to each other with the two ends of dc capacitor respectively with the common neutral in second group of Y-connection, consists of double star and connects.
In other embodiment that the high-power tandem type diode of the present invention H bridge Unity Power Factor PWM Rectifier Based is used, described three-phase star connects, corner connection and three-phase double star connect rectifier, except adopting the four module cells D, it also can be the combination of the different circuit that are derived by the four module unit.
Described high-power tandem type diode H bridge unit power factor rectifier application circuit, can simplify the circuit topological structure of the electronic power rectifier that is applied to large-power occasions, can improve the operating efficiency of system by suitable control strategy, the capacitance voltage of stable and several module DC side of balance, for the transformation of electrical energy of rear class provides advantage, at HVDC Transmission, high-power electric and electronic transformer, the applications such as high-power mesohigh ac-dc-ac frequency converter have important using value.
Embodiment recited above is described preferred implementation of the present invention; be not that the spirit and scope of the present invention are limited; do not breaking away under the design prerequisite of the present invention; common engineers and technicians make technical scheme of the present invention in this area various modification and improvement; all should fall into protection scope of the present invention; the technology contents that the present invention asks for protection all is documented in claims.
Claims (6)
1. the high-power tandem type diode of the first H bridge Unity Power Factor PWM Rectifier Based, comprise main power circuit, described main power circuit comprises the first modular unit (A), described the first modular unit (A) comprises the single-phase diode rectifier bridge, switching device, fast recovery diode, output DC holds and load, it is characterized in that: described main power circuit comprises described first modular unit (A) of input inductance and N cascade, wherein second of each described single-phase diode rectifier bridge input links to each other successively with first input of the described single-phase diode rectifier bridge of the next one, remaining two inputs of the described single-phase diode rectifier bridge that cascades up, be that second input of first input and N described single-phase diode rectifier bridge of first described single-phase diode rectifier bridge connect through described input inductance and accessed AC network, wherein, N is positive integer.
2. the high-power tandem type diode of the second H bridge Unity Power Factor PWM Rectifier Based, comprise main power circuit, described main power circuit comprises the second modular unit (B), described the second modular unit (B) comprises switching device, fast recovery diode, output DC holds and load, it is characterized in that: described main power circuit comprises the input inductance, described second modular unit (B) of a single-phase diode rectifier bridge and N cascade, wherein second terminals (d) of each described switching device link to each other successively with first terminals (c) of next described switching device, remaining two free ends of described the second modular unit B that cascade up, it is the dc output end that second terminals (d) of the first terminals (c) and N described switching device of first described switching device are connected to described single-phase diode rectifier bridge, the ac input end of described single-phase diode rectifier bridge is through described input inductance series connection access AC network, wherein, N is positive integer.
3. the third high-power tandem type diode H bridge Unity Power Factor PWM Rectifier Based, comprise main power circuit, described main power circuit comprises the second modular unit (B), described the second modular unit (B) comprises switching device, fast recovery diode, output DC holds and load, it is characterized in that: described main power circuit comprises the 3rd modular unit ((C)) of input inductance and N cascade, described the 3rd modular unit ((C)) comprises described second modular unit (B) of single-phase diode rectifier bridge and N cascade, wherein second terminals (d) of each described switching device link to each other successively with first terminals (c) of next described switching device, remaining two free ends of described the second modular unit (B) that cascades up, it is the dc output end that second terminals (d) of the first terminals (c) and N described switching device of first described switching device are connected to described single-phase diode rectifier bridge, the second ac input end of each described single-phase diode rectifier bridge links to each other successively with first ac input end of the described single-phase diode rectifier bridge of the next one, remaining two ac input ends of described the 3rd modular unit (C) that cascades up, be that the second ac input end of the first ac input end and M described single-phase diode rectifier bridge of first described single-phase diode rectifier bridge connect through described input inductance and accessed AC network, wherein, M and N are positive integer.
4. one kind is adopted the three-phase star of high-power tandem type diode H bridge unit power factor rectifier device in the claim 3 to connect rectifier, comprise and consist of the three-phase main power circuit that star connects rectifier, described three-phase main power circuit comprises three inductance, it is characterized in that: described main power circuit also comprises three four module unit (D), described four module unit (D) comprises the 3rd modular unit (C) of N cascade, described the 3rd modular unit (C) comprises second modular unit (B) of single-phase diode rectifier bridge and N cascade, wherein, M and N are positive integer, described the second modular unit (B) comprises switching device, fast recovery diode, output DC holds and load, second terminals (d) of each described switching device link to each other successively with first terminals (c) of next described switching device, remaining two free ends of described the second modular unit (B) that cascades up, it is the dc output end that second terminals (d) of the first terminals (c) and N described switching device of first described switching device are connected to described single-phase diode rectifier bridge, the second ac input end of each described single-phase diode rectifier bridge links to each other successively with first ac input end of the described single-phase diode rectifier bridge of the next one, remaining two ac input ends of described the 3rd modular unit (C) that cascades up in three described four module unit (D), be the second ac input end totally six ac input ends of the first ac input end of first a described single-phase diode rectifier bridge and M described single-phase diode rectifier bridge, wherein the first ac input end of every first diode rectifier bridge of phase totally three consist of winding line ends, the second ac input end of M diode rectifier bridge of every phase is totally three another winding line ends of formation, wherein a winding line end is connected on the public neutral point, an other winding line end is connected with three inductance respectively, the access three phase network consists of Y-connection.
5. three-phase corner connection rectifier that adopts high-power tandem type diode H bridge unit power factor rectifier device in the claim 3, comprise the three-phase main power circuit that consists of the corner connection rectifier, described three-phase main power circuit comprises three inductance, it is characterized in that: described main power circuit also comprises three four module unit (D), described four module unit (D) comprises the 3rd modular unit (C) of N cascade, described the 3rd modular unit (C) comprises second modular unit (B) of single-phase diode rectifier bridge and N cascade, wherein, M and N are positive integer, described the second modular unit (B) comprises switching device, fast recovery diode, output DC holds and load, second terminals (d) of each described switching device link to each other successively with first terminals (c) of next described switching device, remaining two free ends of described the second modular unit (B) that cascades up, it is the dc output end that second terminals (d) of the first terminals (c) and N described switching device of first described switching device are connected to described single-phase diode rectifier bridge, the second ac input end of each described single-phase diode rectifier bridge links to each other successively with first ac input end of the described single-phase diode rectifier bridge of the next one, remaining two ac input ends of described the 3rd modular unit (C) that cascades up in three described four module unit (D), be the second ac input end totally six ac input ends of the first ac input end of first a described single-phase diode rectifier bridge and M described single-phase diode rectifier bridge, wherein the first ac input end of every first diode rectifier bridge of phase totally three consist of winding line ends, the second ac input end of M diode rectifier bridge of every phase is totally three another winding line ends of formation, wherein a winding line end is connected to the three phase network input through described three inductance respectively, another winding line end is connected to next the phase input in the three phase network successively, consists of Angle connection.
6. one kind is adopted the three-phase double star of high-power tandem type diode H bridge unit power factor rectifier device in the claim 3 to connect rectifier, comprise and consist of the three-phase main power circuit that double star connects rectifier, described three-phase main power circuit comprises three input inductance, six brachium pontis inductance and dc capacitor, it is characterized in that: described main power circuit also comprises six four module unit (D), two groups of Y-connections of six four module cell formation docking, namely in every group of Y-connection, described four module unit (D) comprises the 3rd modular unit (C) of M cascade, described the 3rd modular unit (C) comprises the second modular unit B of single-phase diode rectifier bridge and N cascade, wherein, M and N are positive integer, described the second modular unit (B) comprises switching device, fast recovery diode, output DC holds and load, second terminals (d) of each described switching device link to each other successively with first terminals (c) of next described switching device, remaining two free ends of described the second modular unit (B) that cascades up, it is the dc output end that second terminals (d) of the first terminals (c) and N described switching device of first described switching device are connected to described single-phase diode rectifier bridge, the second ac input end of each described single-phase diode rectifier bridge links to each other successively with first ac input end of the described single-phase diode rectifier bridge of the next one, remaining two ac input ends of the 3rd modular unit (C) that cascades up in three described four module unit (D), be the second ac input end totally six ac input ends of the first ac input end of first single-phase diode rectifier bridge and M single-phase diode rectifier bridge, wherein the first ac input end of every first diode rectifier bridge of phase totally three consist of winding line ends, the second ac input end of M diode rectifier bridge of every phase is totally three another winding line ends of formation, wherein a winding line end is connected to a common neutral, another winding line end links to each other with an end of three described brachium pontis inductance respectively, and the other end of two described brachium pontis inductance on every phase brachium pontis links to each other separately, and be connected to the three phase network input through one of three input inductance respectively, simultaneously, common neutral in first group of Y-connection links to each other with the two ends of described dc capacitor respectively with the common neutral in second group of Y-connection, consists of double star and connects.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310013933XA CN103066871A (en) | 2013-01-15 | 2013-01-15 | High power cascade type diode H-bridge unit power factor rectifier |
| CN201310177775.1A CN103269171B (en) | 2013-01-15 | 2013-05-14 | High power cascade type diode H-bridge unit power factor rectifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310013933XA CN103066871A (en) | 2013-01-15 | 2013-01-15 | High power cascade type diode H-bridge unit power factor rectifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103066871A true CN103066871A (en) | 2013-04-24 |
Family
ID=48109362
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310013933XA Pending CN103066871A (en) | 2013-01-15 | 2013-01-15 | High power cascade type diode H-bridge unit power factor rectifier |
| CN201310177775.1A Expired - Fee Related CN103269171B (en) | 2013-01-15 | 2013-05-14 | High power cascade type diode H-bridge unit power factor rectifier |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310177775.1A Expired - Fee Related CN103269171B (en) | 2013-01-15 | 2013-05-14 | High power cascade type diode H-bridge unit power factor rectifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN103066871A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103840684A (en) * | 2014-03-12 | 2014-06-04 | 中国矿业大学(北京) | High-power compensation type cascade diode H-bridge unit power factor rectifier |
| CN108306310A (en) * | 2018-01-24 | 2018-07-20 | 中国矿业大学(北京) | Advanced Static Var Compensator based on cascade diode H bridges |
| CN110048623A (en) * | 2019-05-28 | 2019-07-23 | 中国矿业大学(北京) | Line voltage cascaded three-phase diode high power factor converter and its control strategy |
| CN110138236A (en) * | 2019-05-27 | 2019-08-16 | 扬州扬杰电子科技股份有限公司 | A kind of new-type rectifier bridge |
| CN110380626A (en) * | 2019-06-21 | 2019-10-25 | 山东大学 | The single-phase Cascade H bridge rectifier of high power density, control method and control system |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104184350B (en) * | 2014-07-28 | 2017-09-19 | 中国矿业大学(北京) | High-power Mixed cascading bridge-type Unity Power Factor PWM Rectifier Based |
| CN106716812A (en) * | 2014-08-29 | 2017-05-24 | 新电元工业株式会社 | Power factor improving converter and power supply device including power factor improving converter |
| US10014773B2 (en) * | 2016-08-31 | 2018-07-03 | General Electric Company | Hybrid active power link module device and associated systems and methods |
| CN107888095A (en) * | 2017-12-18 | 2018-04-06 | 中国矿业大学(北京) | High-power Mixed cascading electronic power convertor based on Vienna rectification module |
| CN109962496B (en) * | 2019-03-11 | 2020-09-11 | 浙江大学 | Offshore wind farm integrated topology design method based on high-voltage direct-current power transmission |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5642275A (en) * | 1995-09-14 | 1997-06-24 | Lockheed Martin Energy System, Inc. | Multilevel cascade voltage source inverter with seperate DC sources |
| CN202586783U (en) * | 2012-01-10 | 2012-12-05 | 南京上科机电工业有限公司 | A low-harmonic rectification circuit |
| CN102447409A (en) * | 2012-01-10 | 2012-05-09 | 南京上科机电工业有限公司 | Low-harmonic rectification circuit |
| CN102751891A (en) * | 2012-06-21 | 2012-10-24 | 中国矿业大学(北京) | Large-power multilevel converter based on high-frequency isolation transformer |
-
2013
- 2013-01-15 CN CN201310013933XA patent/CN103066871A/en active Pending
- 2013-05-14 CN CN201310177775.1A patent/CN103269171B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103840684A (en) * | 2014-03-12 | 2014-06-04 | 中国矿业大学(北京) | High-power compensation type cascade diode H-bridge unit power factor rectifier |
| CN103840684B (en) * | 2014-03-12 | 2016-08-24 | 中国矿业大学(北京) | High-power offset-type cascade diode H bridge unit power factor rectifier |
| CN108306310A (en) * | 2018-01-24 | 2018-07-20 | 中国矿业大学(北京) | Advanced Static Var Compensator based on cascade diode H bridges |
| CN110138236A (en) * | 2019-05-27 | 2019-08-16 | 扬州扬杰电子科技股份有限公司 | A kind of new-type rectifier bridge |
| CN110138236B (en) * | 2019-05-27 | 2024-01-26 | 扬州扬杰电子科技股份有限公司 | Novel rectifier bridge |
| CN110048623A (en) * | 2019-05-28 | 2019-07-23 | 中国矿业大学(北京) | Line voltage cascaded three-phase diode high power factor converter and its control strategy |
| CN110048623B (en) * | 2019-05-28 | 2023-08-18 | 中国矿业大学(北京) | Line voltage cascade three-phase diode high-power factor converter and control strategy thereof |
| CN110380626A (en) * | 2019-06-21 | 2019-10-25 | 山东大学 | The single-phase Cascade H bridge rectifier of high power density, control method and control system |
| US11621651B2 (en) | 2019-06-21 | 2023-04-04 | Shandong University | High-power density, single-phase cascaded H-bridge rectifier, control method, and control system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103269171A (en) | 2013-08-28 |
| CN103269171B (en) | 2015-08-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103269171B (en) | High power cascade type diode H-bridge unit power factor rectifier | |
| CN103516230B (en) | Many level that bi-directional current controls balance solid-state transformer and its implementation mutually | |
| CN102624258B (en) | Non-isolated symmetric self-coupling 18-pulse rectification power supply system | |
| CN103036459A (en) | Large-powder cascading multilevel bridge-free converter | |
| CN103280984B (en) | Cascade connection type current transformer based on single-stage power conversion module | |
| CN103715930B (en) | A kind of method promoting flexible direct current power transmission system capacity | |
| CN103731035A (en) | DC-DC converter based on modular multi-level converter topological structure | |
| CN104852583A (en) | High-frequency link multi-level direct-current transformer used for middle- low-voltage direct current distribution | |
| CN103840684B (en) | High-power offset-type cascade diode H bridge unit power factor rectifier | |
| CN105191110A (en) | Voltage source converter comprising a chain-link converter | |
| CN107039980A (en) | A kind of HVDC flow controller | |
| CN107800299A (en) | Modularized dc transformation system and its control method based on MMC high frequency conversions | |
| CN106026685A (en) | Topological structure of three-phase power electronic transformer employing low-fluctuation DC bus capacitors | |
| CN104201907A (en) | High-voltage matrix frequency converter | |
| CN102170244A (en) | Cascaded multi-level current transformer of shared power supply | |
| CN103036449A (en) | Four-quadrant three-level power unit and high-voltage inverter | |
| CN102064718A (en) | Universal power supply device | |
| CN106505902A (en) | LCC/VSC direct currents interconnect transformator | |
| CN204190640U (en) | High-power Mixed cascading bridge-type Unity Power Factor PWM Rectifier Based | |
| CN104184350B (en) | High-power Mixed cascading bridge-type Unity Power Factor PWM Rectifier Based | |
| CN105024578A (en) | Three-phase modular multilevel converter parallel system and control method thereof | |
| CN106899203A (en) | Positive activation type five-electrical level inverter | |
| CN111786579A (en) | Cascaded multi-level rectifier with common high-voltage direct-current bus and control strategy | |
| CN104184356A (en) | Power module group of three-phase power electronic transformer | |
| CN204578373U (en) | A kind of High Frequency Link many level DCs transformer for mesolow DC distribution |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130424 |