CN102075078A - Low-input voltage bridgeless staggered voltage-multiplying power factor correction device - Google Patents
Low-input voltage bridgeless staggered voltage-multiplying power factor correction device Download PDFInfo
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- CN102075078A CN102075078A CN2010106071869A CN201010607186A CN102075078A CN 102075078 A CN102075078 A CN 102075078A CN 2010106071869 A CN2010106071869 A CN 2010106071869A CN 201010607186 A CN201010607186 A CN 201010607186A CN 102075078 A CN102075078 A CN 102075078A
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- 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
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- 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
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- 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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The invention relates to a low-input voltage bridgeless staggered voltage-multiplying power factor correction device. A bridgeless staggered voltage-multiplying power factor correction (PFC) circuit consists of four power metal oxide semiconductor field effect transistors (MOSFET), two inductors and five diodes, and aiming at low-input voltage and high-power application occasions, the circuit conversion efficiency can be improved, and the circuit corrugation can be reduced further. The device integrates a diode rectifier bridge with the PFC circuit, has inherent voltage-multiplying function and can reduce an effective value of current. Therefore, the conduction loss can be reduced, the circuit corrugation is reduced, the efficiency is improved, and the device is suitable for the low-voltage and high-power application occasions.
Description
Technical field
The present invention relates to a kind of staggered multiplication of voltage power factor correcting of no bridge of low pressure input, have intrinsic multiplication of voltage function, can reduce the effective value of electric current, thereby can reduce conduction loss, cross structure reduces circuit input and output ripple, has improved efficient.
Background technology
Because electromagnetic compatibility standard is to the mandatory requirement of rectifier net side input current harmonics, power factor correction technology necessitates and the important techniques means in recent years.In many power electronic equipments, typical power factor correction circuit is to adopt the BOOST converter that boosts of connecting between diode rectifier bridge and the dc energy storage electric capacity to realize above-mentioned purpose.The break-make of the switch by control BOOST converter constantly, device can realize approaching 1 power factor.The BOOST converter circuit of standard, when switch disconnected, electric current flow through two rectifier diodes and a fast recovery diode; When switch conduction, electric current is by the power switch of two rectifier diodes and converter.In low pressure input and high-power applications, the BOOST circuit of standard causes high break-over of device loss and causes lower conversion efficiency.The boost circuit topology that many in recent years researchers try to explore the standard of improving reduces the power semiconductor number, especially conduction loss. people (document that sees reference [1]) such as Prasad N. Enjeti at first proposed the non-rectifying bridge circuit of power factor correction in 1993, reduce the circuit turn-on loss, improve conversion efficiency, have remarkable advantage at low input and middle high-power applications occasion, non-bridge PFC is paid attention to widely and is studied.Y. Jang, (the interleaved boost pfc circuit that (document that sees reference [2]) proposed to have intrinsic multiplication of voltage function in 2007, the current effective value when effectively reducing low input have reduced conduction loss to people such as Milan M..But because this circuit adopts rectifier bridge, circuit conversion efficient is restricted.
In low input and high-power applications occasion, the shared ratio of the loss of rectifier bridge is extremely important, how to reduce the circuit of power factor correction conduction loss, further reducing circuit turn-on power loop components and parts and reduce the effective value that flows through device current, is the key that improves the pfc circuit conversion efficiency.
Summary of the invention
The present invention seeks to provide a kind of staggered multiplication of voltage power factor correcting of no bridge of low pressure input, this device utilizes four power MOSFET tubes, two inductance and five diodes to constitute the staggered multiplication of voltage pfc circuit of no bridge, in the face of low input and big merit
The rate application scenario can further be improved circuit conversion efficient and be reduced the circuit ripple.
The staggered multiplication of voltage power factor correcting of the no bridge of low pressure input of the present invention, comprise alternating current input power supplying Vin, power MOSFET tube S1P, S1N, S2P, S2N, diode Do, D1, D2, D3, D4, storage capacitor CB1, CB, CO, inductance L 1, L2, it is characterized in that: by power MOSFET tube S1P, S1N, diode D3, D4, DO, storage capacitor CB, CB1, inductance L 2 has constituted the staggered BOOST circuit 1 of no bridge; Power MOSFET tube S2P, S2N, diode D1, D2, D3, D4, DO, inductance L 1 has constituted the staggered BOOST circuit 2 of no bridge, the anode of the terminating diode D3 of described alternating current input power supplying Vin, the negative electrode of D4, power MOSFET tube S1N, the drain electrode of S2N, another termination inductance L 1 of AC power, L2, the drain electrode of another termination power MOSFET tube S2P of inductance L 1, the anode of diode D1, the negative electrode of D2, the drain electrode of another termination power MOSFET tube S1P of inductance L 2, the positive pole of capacitor C B1, the negative pole of CB, the negative electrode of diode D1 connects the anode of Do, the positive pole of capacitor C B, the negative electrode of diode Do connects the negative electrode of D3, the positive pole of capacitor C O, the output loading positive pole, the negative pole of capacitor C O connects the anode of diode D4, the anode of D2, the negative pole of capacitor C B1, the output loading negative pole, the source electrode of power MOSFET tube S2P links to each other with the source electrode of S2N, the source electrode of power MOSFET tube S1P links to each other with the source electrode of S1N, power MOSFET tube S1P, S1N, S2P, the grid of S2N connects controlling and driving signal separately.The present invention is integrated rectifier bridge has intrinsic multiplication of voltage function, can reduce the effective value of electric current, thereby can reduce conduction loss, reduces the circuit ripple, has improved efficient, is suitable for the low pressure applications occasion.
Description of drawings
Fig. 1 is the staggered multiplication of voltage power factor correcting specific implementation circuit diagram of the no bridge of low pressure input.
Fig. 2 is the staggered first kind of working mode figure of multiplication of voltage power factor correcting of the no bridge of low pressure input.
Fig. 3 is the staggered second kind of working mode figure of multiplication of voltage power factor correcting of the no bridge of low pressure input.
Fig. 4 is staggered the third working mode figure of multiplication of voltage power factor correcting of the no bridge of low pressure input.
Fig. 5 is staggered the 4th kind of working mode figure of multiplication of voltage power factor correcting of the no bridge of low pressure input.
Fig. 6 is the staggered multiplication of voltage power factor correcting key waveforms figure of the no bridge of low pressure input.
Embodiment
As shown in Figure 1, the staggered multiplication of voltage power factor correcting of no bridge of a kind of low pressure input that the present invention proposes comprises alternating current input power supplying Vin, power MOSFET tube S1P, S1N, S2P, S2N, diode D1, D2, D3, D4, Do, storage capacitor CB1, CB, CO, inductance L 1, L2.
Power MOSFET tube S1P, S1N among Fig. 1, diode D3, D4, DO, storage capacitor CB, CB1, inductance L 2 has constituted the staggered BOOST circuit 1 of no bridge; Power MOSFET tube S2P, S2N, diode D1, D2, D3, D4, DO, inductance L 1 has constituted the staggered BOOST circuit 2 of no bridge.Power MOSFET tube S1P, power MOSFET tube S1N, power MOSFET tube S2P and power MOSFET tube S2N high-frequency work, and the staggered work of controlling and driving signal.
4 kinds of mode of operations of the staggered multiplication of voltage power factor correcting of no bridge of the low pressure input that the present invention proposes such as accompanying drawing 2, accompanying drawing 3, accompanying drawing 4 is shown in the accompanying drawing 5.
Mode of operation one is as shown in Figure 2, and is negative just down on the alternating current input power supplying Vin, power MOSFET tube S1P, S1N, S2P, S2N conducting, and all diodes turn-off.Alternating current input power supplying Vin gives inductance L 2 chargings by power MOSFET tube S1P, S1N, gives inductance L 1 charging by power MOSFET tube S2P, S2N, does not promptly have staggered BOOST circuit two inductance L 1 of bridge, L2 is in charged state.
Mode of operation two is as shown in Figure 3, and is negative just down on the alternating current input power supplying Vin, power MOSFET tube S2P, S2N shutoff, and diode D1 conducting, all the other diodes turn-off.Energy stored passes to storage capacitor CB by diode D1 on alternating current input power supplying Vin and the inductance L 1, does not promptly have bridge BOOST circuit inductance L1 discharge afterflow, and inductance L 2 continues charging, and capacitor C B is in charged state.
Mode of operation three is as shown in Figure 4, and is negative just down on the alternating current input power supplying Vin, power MOSFET tube S1P, S1N, S2P, S2N conducting, and all diodes turn-off.Exchange input source Vin and continue to give inductance L 1 charging again by power MOSFET tube S2P, S2N, promptly do not have staggered BOOST circuit inductance L1 of bridge and L2 and be in charged state to inductance L 2 chargings by power MOSFET tube S1P, S1N.
Mode of operation four is as shown in Figure 5, and is negative just down on the alternating current input power supplying Vin, power MOSFET tube S1P, S1N shutoff, and power MOSFET tube S2P, S2N continue conducting.Exchanging input source Vin continues to inductance L 1 charging by power MOSFET tube S2P, S2N, exchange input source Vin, inductance L 2, storage capacitor CB by diode DO and diode D4 discharge, give CO charging of output storage capacitor and output loading power supply, promptly staggered Boost branch road inductance L 2 is in discharge condition, and inductance L 1 is in charged state.
The key waveforms figure of the staggered multiplication of voltage power factor correcting of no bridge of a kind of low pressure input that proposes among the present invention as shown in Figure 6.Provide among the figure under the steady operation pattern, exchange on the input source Vin and bear the drive signal of power MOSFET tube S1P, S1N, S2P, S2N just down; The voltage waveform of diode DO and D1; Inductance L 1, L2 current waveform; Power MOSFET tube S1P, S2P switching current waveform; The current waveform of diode DO and D1; Storage capacitor CB and input current waveform.
The above only is the preferred embodiment of this practicality invention, and the equalization that the practical patent application claim of Fan Yiben is done changes and modifies, and all should belong to the covering scope of this practicality invention.
List of references:
【1】Y.?Jang,?Milan?M.?“Interleaved?Boost?Converter?With?Intrinsic?Voltage-Doubler?Characteristic?for?Universal-Line?PFC?Front?End,”?IEEE?Trans.?On?Power?Electronics,?Vol.22,?No.4,?July?2007,?pp1394-1401
【2】Prasad?N.?En?'eti,?etal,?A?HIGH?PERFORMANCE?SINGLE?PHASE?AC?TO?DC?RECTIFIER?WITH?INPUT?POWER?FACTOR?CORRECTION,?IEEE?PESC?1993,?pp.190-195。
Claims (6)
1. the staggered multiplication of voltage power factor correcting of the no bridge of low pressure input, comprise alternating current input power supplying Vin, power MOSFET tube S1P, S1N, S2P, S2N, diode Do, D1, D2, D3, D4, capacitor C B1, CB, CO, inductance L 1, L2, it is characterized in that: the anode of the terminating diode D3 of described alternating current input power supplying Vin, the negative electrode of D4, power MOSFET tube S1N, the drain electrode of S2N, another termination inductance L 1 of AC power, L2, the drain electrode of another termination power MOSFET tube S2P of inductance L 1, the anode of diode D1, the negative electrode of D2, the drain electrode of another termination power MOSFET tube S1P of inductance L 2, the positive pole of capacitor C B1, the negative pole of CB, the negative electrode of diode D1 connects the anode of Do, the positive pole of capacitor C B, the negative electrode of diode Do connects the negative electrode of D3, the positive pole of capacitor C O, the output loading positive pole, the negative pole of capacitor C O connects the anode of diode D4, the anode of D2, the negative pole of capacitor C B1, the output loading negative pole, the source electrode of power MOSFET tube S2P links to each other with the source electrode of S2N, the source electrode of power MOSFET tube S1P links to each other with the source electrode of S1N, power MOSFET tube S1P, S1N, S2P, the grid of S2N connects controlling and driving signal separately.
2. the staggered multiplication of voltage power factor correcting of the no bridge of a kind of low pressure input as claimed in claim 1 is characterized in that: by power MOSFET tube S1P, and power MOSFET tube S1N, storage capacitor CB1, storage capacitor CB constitutes interleaved boost circuit branch 1; By power MOSFET tube S2P, power MOSFET tube S2N, diode D1, diode D2 constitutes interleaved boost circuit branch 2; Change than making duty cycle of switching greater than 0.5 when low input and high output voltage, staggered circuit has intrinsic multiplication of voltage function.
3. the staggered multiplication of voltage power factor correcting of the no bridge of a kind of low pressure input as claimed in claim 2, the first kind of mode of operation that it is characterized in that circuit: exchange on the input source Vin negative just down, power MOSFET tube S1P, power MOSFET tube S1N, power MOSFET tube S2P, power MOSFET tube S2N conducting, all the other diodes turn-off; Exchange input source Vin by power MOSFET tube S1P, power MOSFET tube S1N gives inductance L 2 chargings, and by power MOSFET tube S2P, power MOSFET tube S2N gives inductance L 1 charging, does not promptly have the staggered BOOST circuit inductance of bridge and is in charged state.
4. the staggered multiplication of voltage power factor correcting of the no bridge of a kind of low pressure input as claimed in claim 2, the second kind of mode of operation that it is characterized in that circuit: under this mode of operation, exchange on the input source Vin negative just down, power MOSFET tube S2P, power MOSFET tube S2N turn-offs, diode D1 conducting, all the other diodes turn-off; Exchange that energy stored passes to storage capacitor CB by diode D1 on input source Vin and the inductance L 1, promptly do not have the electric current afterflow of bridge BOOST circuit inductance L1 and capacitor C B charged state.
5. the staggered multiplication of voltage power factor correcting of the no bridge of a kind of low pressure input as claimed in claim 2, the third mode of operation that it is characterized in that circuit: under this mode of operation, exchange on the input source Vin negative just down, power MOSFET tube S1P, power MOSFET tube S1N, power MOSFET tube S2P, power MOSFET tube S2N conducting, all the other diodes turn-off; Exchange input source Vin by power MOSFET tube S1P, power MOSFET tube S1N continues to inductance L 2 chargings, and by power MOSFET tube S2P, power MOSFET tube S2N gives inductance L 1 charging again, does not promptly have the staggered BOOST circuit inductance of bridge and is in charged state.
6. the staggered multiplication of voltage power factor correcting of the no bridge of a kind of low pressure input as claimed in claim 2, the 4th kind of mode of operation that it is characterized in that circuit: under this mode of operation, exchange on the input source Vin and bear just down, power MOSFET tube S1P, power MOSFET tube S1N turn-offs; Power MOSFET tube S2P, power MOSFET tube S2N continues conducting; Exchange input source Vin by power MOSFET tube S2P, power MOSFET tube S2N continues to inductance L 1 charging; Exchange input source Vin by inductance L 2, storage capacitor CB, diode DO and diode D4 discharge, give CO charging of output storage capacitor and output loading power supply, promptly the inductance L 2 of staggered Boost branch road 2 is in discharge condition.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010106071869A CN102075078A (en) | 2010-12-27 | 2010-12-27 | Low-input voltage bridgeless staggered voltage-multiplying power factor correction device |
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| CN2010106071869A CN102075078A (en) | 2010-12-27 | 2010-12-27 | Low-input voltage bridgeless staggered voltage-multiplying power factor correction device |
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| CN102075078A true CN102075078A (en) | 2011-05-25 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300810A (en) * | 2013-07-17 | 2015-01-21 | 台达电子企业管理（上海）有限公司 | Power factor correction converter and control method |
| CN105337515A (en) * | 2015-11-01 | 2016-02-17 | 华南理工大学 | High-efficiency double-Boost PFC converter |
| CN108667323A (en) * | 2018-06-25 | 2018-10-16 | 广州金升阳科技有限公司 | Alternating current-direct current input adaptive switching power circuit |
| CN109004851A (en) * | 2018-08-08 | 2018-12-14 | 上海空间电源研究所 | A kind of space high-voltage high-frequency high-power alternating expression three-level PFC converter and method |
| CN116317528A (en) * | 2023-03-14 | 2023-06-23 | 哈尔滨工业大学 | Single-stage single-phase bridgeless voltage-multiplying CUK type PFC converter |
-
2010
- 2010-12-27 CN CN2010106071869A patent/CN102075078A/en active Pending
Non-Patent Citations (1)
| Title |
|---|
| 《Telecommunications Energy Conference, 2009. INTELEC 2009. 31st》 20091211 Weiming Lin等 A bridgeless interleaved PWM boost rectifier with intrinsic voltage-doubler characteristic , * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300810A (en) * | 2013-07-17 | 2015-01-21 | 台达电子企业管理（上海）有限公司 | Power factor correction converter and control method |
| CN105337515A (en) * | 2015-11-01 | 2016-02-17 | 华南理工大学 | High-efficiency double-Boost PFC converter |
| CN108667323A (en) * | 2018-06-25 | 2018-10-16 | 广州金升阳科技有限公司 | Alternating current-direct current input adaptive switching power circuit |
| CN108667323B (en) * | 2018-06-25 | 2024-05-17 | 广州金升阳科技有限公司 | AC/DC input self-adaptive switch power supply circuit |
| CN109004851A (en) * | 2018-08-08 | 2018-12-14 | 上海空间电源研究所 | A kind of space high-voltage high-frequency high-power alternating expression three-level PFC converter and method |
| CN116317528A (en) * | 2023-03-14 | 2023-06-23 | 哈尔滨工业大学 | Single-stage single-phase bridgeless voltage-multiplying CUK type PFC converter |
| CN116317528B (en) * | 2023-03-14 | 2024-04-05 | 哈尔滨工业大学 | Single-stage single-phase bridgeless voltage-multiplying CUK type PFC converter |
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Application publication date: 20110525 |