CN102130580A - A Totem Pole Bridgeless Power Factor Correction Circuit - Google Patents
A Totem Pole Bridgeless Power Factor Correction Circuit Download PDFInfo
- Publication number
- CN102130580A CN102130580A CN2011100786805A CN201110078680A CN102130580A CN 102130580 A CN102130580 A CN 102130580A CN 2011100786805 A CN2011100786805 A CN 2011100786805A CN 201110078680 A CN201110078680 A CN 201110078680A CN 102130580 A CN102130580 A CN 102130580A
- Authority
- CN
- China
- Prior art keywords
- switching tube
- diode
- parallel
- series
- power factor
- 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
- 238000011084 recovery Methods 0.000 claims abstract description 37
- 230000001939 inductive effect Effects 0.000 claims description 11
- 238000010586 diagram Methods 0.000 description 6
- 238000004146 energy storage Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0083—Converters characterised by their input or output configuration
- H02M1/0085—Partially controlled bridges
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
- H02M1/4208—Arrangements for improving power factor of AC input
- H02M1/4225—Arrangements for improving power factor of AC input using a non-isolated boost converter
-
- 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
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Rectifiers (AREA)
Abstract
The invention discloses a totem-pole bridgeless power factor correction circuit which comprises a switching tube series branch and a rectifier diode series branch, and also comprises two series diodes and two parallel diodes, wherein the switching tube series branch is provided with a first switching tube and a second switching tube, the rectifier diode series branch is provided with a first rectifier diode and a second rectifier diode, the two series diodes are respectively serially connected between the first switching tube and a negative busbar and between the second switching tube and a positive busbar, the two parallel diodes are respectively connected in parallel between a common terminal of the first switching tube and the positive busbar and between the common terminal of the second switching tube and the negative busbar, wherein reverse recovery time of the parallel diodes corresponding to the first switching tube is less than that of the first switching tube, and reverse recovery time of the parallel diodes corresponding to the second switching tube is less than that of the second switching tube. Because reverse recovery characteristics of the parallel diodes are better, a reverse recovery current is smaller without damaging the totem-pole bridgeless power factor correction (PFC) circuit working in a CCM (Coincident-Current Memory) mode.
Description
Technical field
The present invention relates to power electronic, particularly a kind of totem does not have the bridge power factor correction circuit.
Background technology
It is a kind of topology that can realize high efficiency, high power density simultaneously, can also reduce common-mode noise that totem does not have bridge Active PFC (Totem-pole bridgeless Power Factor Correction) circuit.As shown in Figure 1, typical totem non-bridge PFC circuits comprises two switching device S1, S2 of series connection and two rectifier diode D1, D2 of series connection, and connects according to the mode of Fig. 1.If (CCM) carries out work according to continuous current mode, then a switching device closes the and then conducting of another switching device of having no progeny.Because the reverse recovery time of switching device S1, S2 long (reverse recovery characteristic of switching device depends on body diode parasitic in the switching device), so when having the long period all to be in after a switching device is turn-offing oppositely to return to form, the reverse recovery current that it produced will cause adverse effect to another switching device of just having opened.Therefore, the totem non-bridge PFC circuits can't be operated in the CCM pattern, and can only be operated in electric current non-continuous mode (DCM) always.
Summary of the invention
Main purpose of the present invention is exactly at the deficiencies in the prior art, and a kind of totem non-bridge PFC circuits is provided, and solves switching device long problem reverse recovery time, can realize that the totem non-bridge PFC is operated in continuous current mode.
For achieving the above object, the present invention is by the following technical solutions:
A kind of totem non-bridge PFC circuits, comprise switching tube series arm and have first rectifier diode and the rectifier diode series arm of second rectifier diode with first switching tube and second switch pipe, the intermediate node of described switching tube series arm connects an end of AC power by inductive branch, the intermediate node of described rectifier diode series arm connects the other end of AC power, the two ends of described switching tube series arm and described rectifier diode series arm are just connecing respectively, negative busbar, it is characterized in that, described pfc circuit also comprises and being connected in series in respectively between described first switching tube and the negative busbar, two series diodes between described second switch pipe and the positive bus-bar, and be connected in parallel respectively the common port of described first switching tube and described second switch pipe with just, two parallel diodes between the negative busbar, wherein, the polarity of described series diode and described first, the polarity of the body diode of second switch pipe is opposite, the reverse recovery time of the parallel diode corresponding with described first switching tube, the reverse recovery time of the parallel diode corresponding with described second switch pipe was less than the reverse recovery time of described second switch pipe less than the reverse recovery time of described first switching tube.
Preferably, described pfc circuit has many groups switching tube series arm and the inductive branch that is connected in parallel.
Preferably, described pfc circuit has many groups switching tube series arm, rectifier diode series arm and the inductive branch that is connected in parallel.
Preferably, described parallel diode is SiC diode, fast recovery diode or GaN diode.
Beneficial technical effects of the present invention is:
Because the existence of series diode and parallel diode, win switching tube and second switch pipe are closed has no progeny when opening once more, have only parallel diode oppositely to recover, and because the reverse recovery characteristic of parallel diode is fine, reverse recovery time is less than the reverse recovery time of switching tube, reverse recovery current is less, can the totem non-bridge PFC circuits that be operated in the CCM pattern not damaged.
Description of drawings
Fig. 1 is a totem non-bridge PFC circuits topological diagram;
Fig. 2 is the totem non-bridge PFC circuits topological diagram of one embodiment of the invention;
Fig. 3 is the crisscross parallel topological diagram of totem non-bridge PFC circuits;
Fig. 4 is the totem non-bridge PFC circuits topological diagram of another embodiment of the present invention;
Fig. 5 is the topological diagram in parallel of totem non-bridge PFC circuits;
Fig. 6 is the totem non-bridge PFC circuits topological diagram of another embodiment of the present invention.
Embodiment
In conjunction with the accompanying drawings the present invention is further described in detail by the following examples.
See also Fig. 1, in one embodiment, the totem non-bridge PFC circuits comprises the switching tube series arm with the first switching tube S1 and second switch pipe S2 and has the first rectifier diode D1 and the rectifier diode series arm of the second rectifier diode D2, the intermediate node of switching tube series arm connects an end of AC power by inductive branch Ls, the intermediate node of rectifier diode series arm connects the other end of AC power, the two ends of switching tube series arm and rectifier diode series arm are just connecing respectively, negative busbar, just, negative busbar also is connected in parallel to capacitor C b and load RL at output.Different with the totem non-bridge PFC circuits of routine, the pfc circuit of present embodiment also comprises and being connected in series in respectively between the first switching tube S1 and the negative busbar, two series diode D6 between second switch pipe S2 and the positive bus-bar, D4, and be connected in parallel respectively the common port of the first switching tube S1 and second switch pipe S2 with just, two parallel diode D5 between the negative busbar, D3, wherein, series diode D6, the polarity of D4 and first, the body diode DS1 of second switch pipe, the polarity of DS2 is opposite, the reverse recovery time of the parallel diode D5 corresponding with the first switching tube S1, the reverse recovery time of the parallel diode D3 corresponding with second switch pipe S2 was less than the reverse recovery time of second switch pipe S2 less than reverse recovery time of the first switching tube S1 (promptly less than its body diode DS1 reverse recovery time).
Described parallel diode can adopt the good diode of reverse recovery characteristic, as SiC diode and fast recovery diode, or does not have the diode that oppositely recovers, as the GaN diode.
The circuit working principle is as follows:
When the positive half cycle of AC-input voltage Vac, second switch pipe S2 closes always; When the first switching tube S1 opened, electric current was inductance L s energy storage through inductance L s, the first switching tube S1, series diode D6, the first rectifier diode D1; When the first switching tube S1 closed, electric current was through inductance L s, parallel diode D3, capacitor C b, load RL, the first rectifier diode D1, for load provides energy; When the first switching tube S1 opened once more, electric current passed through inductance L s, the first switching tube S1, series diode D6, the first rectifier diode D1 again, is inductive energy storage.Because the body diode DS2 of series diode D4, second switch pipe S2, second switch pipe ends, so when the first switching tube S1 opens, have only parallel diode D3 oppositely to recover, and because the reverse recovery characteristic of parallel diode D3 is fine, reverse recovery time is short and reverse recovery current is less, the electric current parallel diode D3 that flows through is that electric is when finishing, can open the first switching tube S1 at once, can not damage the totem non-bridge PFC that is operated in the CCM pattern because of the reverse recovery of parallel diode D3.
When the negative half period of AC-input voltage Vac, the first switching tube S1 closes always; When second switch pipe S2 opened, electric current was inductance L s energy storage through the second rectifier diode D2, series diode D4, second switch pipe S2, inductance L s; When second switch pipe S2 closed, electric current was through the second rectifier diode D2, capacitor C b, load RL, parallel diode D5, inductance L s, for load provides energy; When second switch pipe S2 opened once more, electric current through the second rectifier diode D2, series diode D4, second switch pipe S2, inductance L s, was inductive energy storage again.Because the body diode DS1 of series diode D6, the first switching tube S1, first switching tube ends, so when second switch pipe S2 opens, have only parallel diode D5 oppositely to recover, and because the reverse recovery characteristic of parallel diode D5 is fine, reverse recovery time is short and reverse recovery current is less, the electric current parallel diode D5 that flows through is that electric is when finishing, can open second switch pipe S2 at once, can not damage the totem non-bridge PFC that is operated in the CCM pattern because of the reverse recovery of parallel diode D5.
As Fig. 3 and shown in Figure 5,, tend to adopt the totem non-bridge PFC circuits of crisscross parallel or parallel-connection structure in order to improve the power density of power module.
Figure 4 shows that another embodiment, adopt the totem non-bridge PFC circuits of Interleaving and Transformer Paralleling, comprise the two groups of switching tube series arms and the inductive branch that are connected in parallel.Adopt structure with first embodiment all fours, at two switching tube series arms in the totem non-bridge PFC circuits two groups of diodes are set: series diode D12, D32, parallel diode D13, D33, and series diode D22, D42, parallel diode D23, D43, can make the totem non-bridge PFC of crisscross parallel be operated in the CCM pattern equally.
Figure 6 shows that another embodiment, be the totem non-bridge PFC circuits of parallel-connection structure, comprise the two groups of switching tube series arms, rectifier diode series arm and the inductive branch that are connected in parallel.Adopt structure with first embodiment all fours, at two switching tube series arms in the totem non-bridge PFC circuits series diode D12, D22, D32, D42 and parallel diode D13, D23, D33, D43 are set, can make totem non-bridge PFC in parallel be operated in the CCM pattern equally.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (4)
1. totem Bridgeless power factor circuit correcting circuit, comprise and have first switching tube, the switching tube series arm of second switch pipe and have first rectifier diode, the rectifier diode series arm of second rectifier diode, the intermediate node of described switching tube series arm connects an end of AC power by inductive branch, the intermediate node of described rectifier diode series arm connects the other end of AC power, the two ends of described switching tube series arm and described rectifier diode series arm just are being connected respectively, negative busbar, it is characterized in that, described circuit of power factor correction also comprises and being connected in series in respectively between described first switching tube and the negative busbar, two series diodes between described second switch pipe and the positive bus-bar, and be connected in parallel respectively the common port of described first switching tube and described second switch pipe with just, two parallel diodes between the negative busbar, wherein, the polarity of described series diode and described first, the polarity of the body diode of second switch pipe is opposite, the reverse recovery time of the parallel diode corresponding with described first switching tube, the reverse recovery time of the parallel diode corresponding with described second switch pipe was less than the reverse recovery time of described second switch pipe less than the reverse recovery time of described first switching tube.
2. totem Bridgeless power factor circuit correcting circuit as claimed in claim 1 is characterized in that, described circuit of power factor correction has many groups switching tube series arm and the inductive branch that is connected in parallel.
3. totem Bridgeless power factor circuit correcting circuit as claimed in claim 1 is characterized in that, described circuit of power factor correction has many groups switching tube series arm, rectifier diode series arm and the inductive branch that is connected in parallel.
4. as each described totem Bridgeless power factor circuit correcting circuit of claim 1 to 3, it is characterized in that described parallel diode is SiC diode, fast recovery diode or GaN diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100786805A CN102130580A (en) | 2011-03-30 | 2011-03-30 | A Totem Pole Bridgeless Power Factor Correction Circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100786805A CN102130580A (en) | 2011-03-30 | 2011-03-30 | A Totem Pole Bridgeless Power Factor Correction Circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102130580A true CN102130580A (en) | 2011-07-20 |
Family
ID=44268507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100786805A Pending CN102130580A (en) | 2011-03-30 | 2011-03-30 | A Totem Pole Bridgeless Power Factor Correction Circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102130580A (en) |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102623512A (en) * | 2011-12-18 | 2012-08-01 | 周立敬 | Fast soft recovery diode and method for producing same |
| CN102624213A (en) * | 2012-03-29 | 2012-08-01 | 台达电子工业股份有限公司 | Power factor correction circuit |
| CN102769394A (en) * | 2012-07-20 | 2012-11-07 | 上海交通大学 | Single-phase controllable rectifier circuit |
| CN102843025A (en) * | 2012-08-06 | 2012-12-26 | 台达电子工业股份有限公司 | Control circuit, control method and power supply system for PFC circuit |
| CN102957308A (en) * | 2011-08-31 | 2013-03-06 | 艾默生网络能源有限公司 | Bridgeless PFC (power factor correction) circuit |
| CN102969884A (en) * | 2012-10-22 | 2013-03-13 | 苏州舜唐新能源电控设备有限公司 | Method for controlling vehicle-mounted charger power factor efficiency |
| CN103516193A (en) * | 2012-06-29 | 2014-01-15 | 艾默生网络能源系统北美公司 | Power factor correction (PFC) circuit, switching power supply module and PFC method |
| CN104952413A (en) * | 2015-07-17 | 2015-09-30 | 武汉华星光电技术有限公司 | Low-power-consumption phase inverter, low-powder-consumption GOA circuit and liquid crystal display panel |
| CN105790614A (en) * | 2016-04-07 | 2016-07-20 | 深圳市高斯宝电气技术有限公司 | Bridgeless PFC switch power circuit |
| CN106487207A (en) * | 2015-08-31 | 2017-03-08 | 艾默生网络能源系统北美公司 | A kind of control method of power conversion circuit and device |
| CN106602896A (en) * | 2016-12-15 | 2017-04-26 | 东莞市梦之芯半导体科技有限公司 | Totem pole bridgeless circuit and system thereof |
| CN106849692A (en) * | 2015-12-04 | 2017-06-13 | 艾默生网络能源系统北美公司 | A kind of control method and device of multistate switch totem-pote circuit |
| WO2017107765A1 (en) * | 2015-12-22 | 2017-06-29 | 华为技术有限公司 | Bidirectional conversion circuit and bidirectional converter |
| TWI606679B (en) * | 2017-01-23 | 2017-11-21 | Acbel Polytech Inc | Totem pole power factor corrector and its current detection unit |
| CN108512411A (en) * | 2018-04-13 | 2018-09-07 | 贵州师范大学 | Digital large power totem PFC based on dual-integration sliding formwork control |
| CN113206601A (en) * | 2021-04-12 | 2021-08-03 | 三峡大学 | Direct current charger based on single-phase II type three-level pseudo totem pole |
| CN113904536A (en) * | 2021-11-18 | 2022-01-07 | 哈尔滨理工大学 | A High Gain Bridgeless PFC Converter Based on Ultrafast IGBT |
| WO2024051553A1 (en) * | 2022-09-09 | 2024-03-14 | 华为数字能源技术有限公司 | Totem-pole pfc circuit and control method therefor, and power source apparatus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001286130A (en) * | 2000-03-31 | 2001-10-12 | Densei Lambda Kk | Power-factor improving circuit |
| CN101685969A (en) * | 2008-09-25 | 2010-03-31 | 艾默生网络能源系统北美公司 | Control method of multipath non-bridge PFC circuits |
| CN101707441A (en) * | 2009-11-26 | 2010-05-12 | 华为技术有限公司 | Totem-pole bridgeless circuit system and current sampling device |
| CN201682429U (en) * | 2009-12-23 | 2010-12-22 | 艾默生网络能源有限公司 | Bridgeless PFC boost rectifier |
-
2011
- 2011-03-30 CN CN2011100786805A patent/CN102130580A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001286130A (en) * | 2000-03-31 | 2001-10-12 | Densei Lambda Kk | Power-factor improving circuit |
| CN101685969A (en) * | 2008-09-25 | 2010-03-31 | 艾默生网络能源系统北美公司 | Control method of multipath non-bridge PFC circuits |
| CN101707441A (en) * | 2009-11-26 | 2010-05-12 | 华为技术有限公司 | Totem-pole bridgeless circuit system and current sampling device |
| CN201682429U (en) * | 2009-12-23 | 2010-12-22 | 艾默生网络能源有限公司 | Bridgeless PFC boost rectifier |
Cited By (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102957308A (en) * | 2011-08-31 | 2013-03-06 | 艾默生网络能源有限公司 | Bridgeless PFC (power factor correction) circuit |
| CN102623512A (en) * | 2011-12-18 | 2012-08-01 | 周立敬 | Fast soft recovery diode and method for producing same |
| CN102623512B (en) * | 2011-12-18 | 2014-10-15 | 周立敬 | Fast soft recovery diode and method for producing same |
| CN102624213B (en) * | 2012-03-29 | 2014-12-03 | 台达电子工业股份有限公司 | Power factor correction circuit |
| CN102624213A (en) * | 2012-03-29 | 2012-08-01 | 台达电子工业股份有限公司 | Power factor correction circuit |
| CN103516193B (en) * | 2012-06-29 | 2015-09-02 | 艾默生网络能源系统北美公司 | Circuit of power factor correction and switch power module, power factor correcting method |
| CN103516193A (en) * | 2012-06-29 | 2014-01-15 | 艾默生网络能源系统北美公司 | Power factor correction (PFC) circuit, switching power supply module and PFC method |
| CN102769394A (en) * | 2012-07-20 | 2012-11-07 | 上海交通大学 | Single-phase controllable rectifier circuit |
| CN102769394B (en) * | 2012-07-20 | 2014-08-27 | 上海交通大学 | Single-phase controllable rectification circuit |
| US9473017B2 (en) | 2012-08-06 | 2016-10-18 | Delta Electronics, Inc. | Control circuit, control method used in PFC circuit and power source system thereof |
| US9189004B2 (en) | 2012-08-06 | 2015-11-17 | Delta Electronics, Inc. | Control circuit, control method used in PFC circuit and power source system thereof |
| CN102843025B (en) * | 2012-08-06 | 2015-01-07 | 台达电子工业股份有限公司 | Control circuit, control method and power supply system for PFC circuit |
| CN102843025A (en) * | 2012-08-06 | 2012-12-26 | 台达电子工业股份有限公司 | Control circuit, control method and power supply system for PFC circuit |
| CN102969884A (en) * | 2012-10-22 | 2013-03-13 | 苏州舜唐新能源电控设备有限公司 | Method for controlling vehicle-mounted charger power factor efficiency |
| CN102969884B (en) * | 2012-10-22 | 2015-10-28 | 苏州舜唐新能源电控设备有限公司 | The control method of Vehicular charger power factor efficiency |
| CN104952413B (en) * | 2015-07-17 | 2018-05-29 | 武汉华星光电技术有限公司 | A kind of low-power consumption phase inverter, low-power consumption GOA circuits and liquid crystal display panel |
| CN104952413A (en) * | 2015-07-17 | 2015-09-30 | 武汉华星光电技术有限公司 | Low-power-consumption phase inverter, low-powder-consumption GOA circuit and liquid crystal display panel |
| CN106487207A (en) * | 2015-08-31 | 2017-03-08 | 艾默生网络能源系统北美公司 | A kind of control method of power conversion circuit and device |
| CN106487207B (en) * | 2015-08-31 | 2019-02-22 | 沃尔缇夫能源系统公司 | A kind of control method and device of power conversion circuit |
| CN106849692A (en) * | 2015-12-04 | 2017-06-13 | 艾默生网络能源系统北美公司 | A kind of control method and device of multistate switch totem-pote circuit |
| CN106911262B (en) * | 2015-12-22 | 2019-05-21 | 华为技术有限公司 | Two-way changing circuit and reversible transducer |
| WO2017107765A1 (en) * | 2015-12-22 | 2017-06-29 | 华为技术有限公司 | Bidirectional conversion circuit and bidirectional converter |
| CN106911262A (en) * | 2015-12-22 | 2017-06-30 | 华为技术有限公司 | Two-way changing circuit and reversible transducer |
| JP2018538780A (en) * | 2015-12-22 | 2018-12-27 | 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． | Bidirectional converter circuit and bidirectional converter |
| US10666164B2 (en) | 2015-12-22 | 2020-05-26 | Huawei Technologies Co., Ltd. | Bidirectional power conversion circuit and bidirectional power converter |
| CN105790614B (en) * | 2016-04-07 | 2019-01-25 | 深圳市高斯宝电气技术有限公司 | A kind of non-bridge PFC switching power circuit |
| CN105790614A (en) * | 2016-04-07 | 2016-07-20 | 深圳市高斯宝电气技术有限公司 | Bridgeless PFC switch power circuit |
| CN106602896B (en) * | 2016-12-15 | 2023-03-28 | 深圳慧能泰半导体科技有限公司 | Totem-pole bridgeless circuit and totem-pole bridgeless circuit system |
| CN106602896A (en) * | 2016-12-15 | 2017-04-26 | 东莞市梦之芯半导体科技有限公司 | Totem pole bridgeless circuit and system thereof |
| TWI606679B (en) * | 2017-01-23 | 2017-11-21 | Acbel Polytech Inc | Totem pole power factor corrector and its current detection unit |
| CN108512411A (en) * | 2018-04-13 | 2018-09-07 | 贵州师范大学 | Digital large power totem PFC based on dual-integration sliding formwork control |
| CN113206601A (en) * | 2021-04-12 | 2021-08-03 | 三峡大学 | Direct current charger based on single-phase II type three-level pseudo totem pole |
| CN113904536A (en) * | 2021-11-18 | 2022-01-07 | 哈尔滨理工大学 | A High Gain Bridgeless PFC Converter Based on Ultrafast IGBT |
| WO2024051553A1 (en) * | 2022-09-09 | 2024-03-14 | 华为数字能源技术有限公司 | Totem-pole pfc circuit and control method therefor, and power source apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102130580A (en) | A Totem Pole Bridgeless Power Factor Correction Circuit | |
| CN102751861A (en) | Bridgeless power factor correction circuit | |
| CN202888900U (en) | An online UPS battery charging and boosting circuit | |
| CN101958657A (en) | Power conversion circuit and equipment, power factor correction circuit interleaving control method | |
| CN103986330B (en) | A kind of resonance step-up DC/DC conversion device and its control method suitable for high-power occasion | |
| CN103532420B (en) | Dual three-level online topology switchable inverter | |
| CN103066865B (en) | Three-phase Bridgeless power factor correction A.C.-D.C. converter | |
| CN107041036B (en) | A kind of single-stage LED drive circuit of integrated bridgeless Boost and LLC circuit | |
| CN105099249B (en) | High reliability dual input inverter | |
| CN105024534A (en) | Converter circuit with power factor correction | |
| CN102447404A (en) | Three-phase alternating-current (AC)-direct-current (DC) full-bridge high-frequency converter | |
| CN105939126B (en) | A kind of quasi- Z-source inverter of switched inductors type mixing | |
| CN111756257A (en) | Double-boost three-level rectifier based on three switching tubes | |
| CN109428476B (en) | An analog control device for a power factor correction circuit | |
| CN103219907A (en) | Five-level inverter | |
| CN102664542A (en) | Circuit and control method thereof | |
| CN107425709A (en) | Boost power factor correcting converters | |
| CN211959064U (en) | Novel non-isolated Buck PFC converter system | |
| CN102684519B (en) | Circuit and control method thereof | |
| CN206117540U (en) | A Switching Boost High-Gain Quasi-Z Source Inverter | |
| CN103701344A (en) | Three-level inverter and control method thereof | |
| CN109088560A (en) | A kind of single-phase active clamper non-isolated grid-connected inverter | |
| CN103684019A (en) | Five-level inverter and control method thereof | |
| CN102403889A (en) | High-efficiency passive power factor correction circuit | |
| CN203708131U (en) | Five-level inverter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20110720 |