CN106787912A - A kind of full-bridge controlled resonant converter - Google Patents
A kind of full-bridge controlled resonant converter Download PDFInfo
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- CN106787912A CN106787912A CN201710113084.3A CN201710113084A CN106787912A CN 106787912 A CN106787912 A CN 106787912A CN 201710113084 A CN201710113084 A CN 201710113084A CN 106787912 A CN106787912 A CN 106787912A
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- 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
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
-
- 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
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/4815—Resonant converters
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
- Rectifiers (AREA)
Abstract
The present invention relates to a kind of full-bridge controlled resonant converter, including full-bridge inverting unit, input direct voltage is converted to square wave by the full-bridge inverting unit, the square wave sequentially passes through resonant network, high frequency transformer and rectification filtering unit and obtains exporting DC voltage, characterized in that, also including being arranged on passive auxiliary networks in the full-bridge inverting unit, for switching the switching tube zero passage of the full-bridge inverting unit.Implement a kind of full-bridge controlled resonant converter of the invention, have the advantages that：The utilization rate of the magnetic element of converter is higher, design is relatively simple, while ensure that switching device zero passage switching interior on a large scale.
Description
Technical field
The present invention relates to field of power supplies, more specifically to a kind of full-bridge controlled resonant converter.
Background technology
With the high speed development of Power Electronic Technique, the high power density of power inverter and miniaturization are more subject to weight
Depending on, and the raising of converter switches frequency has very important effect to realizing high power density and miniaturization.However as
The raising of switching frequency, the switching loss of device greatly reduces transducer effciency, and the high power that also limit converter is close
Degree and miniaturization.In order to improve the conversion efficiency of converter, being typically employed on converter increases the method for resonant network so that
Converter turns into controlled resonant converter.In general, controlled resonant converter has natural Sofe Switch characteristic, therefore is widely used.
In using the controlled resonant converter of VFC, because the change of switching frequency causes that design of control method is complicated, magnetic element compared with
Hardly possible design；And constant frequency phase shifting control is due to control mode and the simple first-selection for having become industry of parameter designing.But constant frequency phase shift
The problem of control is exactly the Sofe Switch that switching tube can not be realized in wide input voltage range and load excursion wide, influence
The lifting of transducer effciency, can also bring serious EMI to disturb.Therefore, in the prior art, controlled resonant converter generally exists and sets
Meter method complexity, the more difficult design of magnetic element, can not the interior defect for realizing Sofe Switch in a big way again.
The content of the invention
The technical problem to be solved in the present invention is, for prior art above-mentioned method for designing is complicated, magnetic element compared with
Hardly possible design, can not the interior defect for realizing Sofe Switch in a big way again, there is provided a kind of method for designing is simple, magnetic element design more
Easily, can be in a kind of full-bridge controlled resonant converter of the interior Sofe Switch for realizing switching tube in a big way.
The technical solution adopted for the present invention to solve the technical problems is：A kind of full-bridge controlled resonant converter is constructed, including it is complete
Input direct voltage is converted to square wave by bridge inversion unit, the full-bridge inverting unit, the square wave sequentially pass through resonant network,
High frequency transformer and rectification filtering unit and obtain exporting DC voltage, also including be arranged on it is in the full-bridge inverting unit,
For the passive auxiliary networks that the switching tube zero passage for making the full-bridge inverting unit switches.
Further, the full-bridge inverting unit include being attempted by the first half-bridge on two DC voltage input ends and
Second half-bridge, first half-bridge and the second half-bridge include that two are sequentially connected in series in direct current input by its switch terminals respectively
Switching tube on voltage end；The auxiliary network includes two end points, the end points respectively with first half-bridge and the second half
The tie point connection of two switching tubes of bridge.
Further, the auxiliary network includes auxiliary induction and capacitance；One end of the auxiliary induction and institute
The one end for stating capacitance is connected, the tie point phase of the other end of the auxiliary induction and two switching tubes of first half-bridge
Even, the other end of the capacitance is connected with the tie point of two switching tubes of second half-bridge.
Further, the resonant network includes resonant inductance, the first resonant capacitance and the second resonant capacitance；It is described humorous
The full-bridge inverting unit is serially connected in again after inductance and first resonant capacitance concatenation of shaking to connect with the high frequency transformer winding
On the signal circuit for connecing, second resonant capacitance is attempted by the primary side of the high frequency transformer or vice-side winding.
Further, described first resonant capacitance one end connects with the tie point of two switching tubes of first half-bridge
Connect, its other end is connected with described resonant inductance one end；The primary side one of the resonant inductance other end and the high frequency transformer
End connection, the primary side other end is connected with the tie point of two switching tubes of second half-bridge；Second resonant capacitance
It is attempted by the primary side of the high frequency transformer or secondary.
Further, the primary side of the high frequency transformer is a winding, and its secondary is one or more windings.
Further, in a half-bridge circuit two switching tubes be controlled by it respectively end input, each have 50% to account for
Sky ratio and phase difference 180 degree pulse width modulated modulated signal control, and one half-bridge two control signals in its phase
Adjacent low and high level switch instant is advanced or delayed a setting width respectively, forms the dead band of setting width to prevent described two
Individual switching tube is simultaneously turned on；Positioned at two control signals of switching tube of its topological diagonal positions in described two half-bridge circuits
Between there is the phase difference or phase shifting angle of setting, the phase difference of the setting determines that the pulse of the inversion unit output square wave is wide
Degree.
Further, the current rectifying and wave filtering circuit includes rectifying part and filtering part；The rectifying part is by rectification
Device is constituted, and the connection topology of the rectifying device includes times stream rectification, full wave rectified version or a full-bridge rectification form.
Further, when rectification is flowed again, the rectifying device is using common-anode or common cathode current-doubling rectifier
Diode or be using the MOSFET of circuit of synchronous rectification；Its filtering part is LC combined filter circuits.
Further, in full-wave rectification, the rectifying device is two using common-anode or common cathode rectification circuit
Pole pipe；Its filtering part is LC combined filter circuits.
Implement a kind of full-bridge controlled resonant converter of the invention, have the advantages that：Due in inversion unit（Switch
Unit）Inside it is provided with auxiliary network so that there is the electric current changed with the state change of switching device in the auxiliary network, this
A little electric currents for it provides beneficial complement, and are connected to the resonant network that switching device is exported in switching device state change
Coordinate so that the utilization rate of the magnetic element of converter is higher, design is relatively simple, while ensure that switching device interior on a large scale
Zero passage switches.
Brief description of the drawings
Fig. 1 is a kind of structural representation of full-bridge controlled resonant converter embodiment of the invention；
Fig. 2 be it is a kind of in the embodiment in the case of circuit diagram；
Fig. 3 is the waveform diagram in the embodiment；
Fig. 4 is the structural representation of the converter in the embodiment in another case.
Specific embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention is further illustrated.
As shown in figure 1, in a kind of full-bridge controlled resonant converter embodiment of the invention, the full-bridge controlled resonant converter, including
Full-bridge inverting unit, the DC voltage that the full-bridge inverting unit will be input into（Typically provided by input power）The side of being converted to
Ripple, the square wave sequentially passes through resonant network, high frequency transformer and rectification filtering unit and obtains exporting DC voltage, also includes
It is arranged in the full-bridge inverting unit（It is connected on the inversion unit）, for making the full-bridge inverting unit
The passive auxiliary networks of switching tube zero passage switching.
In the present embodiment, the inversion unit of converter is to include 4 switching tubes, and this 4 switching tubes are according to full-bridge topology
Link together, constitute inversion unit.More specifically, above-mentioned full-bridge inverting unit includes being attempted by two DC voltage inputs
The first half-bridge and the second half-bridge on end, first half-bridge and the second half-bridge are gone here and there successively including two by its switch terminals respectively
It is connected on the switching tube on the DC input voitage end；It is described auxiliary network include two end points, the end points respectively with it is described
The tie point connection of two switching tubes of the first half-bridge and the second half-bridge.That is, in the present embodiment, above-mentioned auxiliary network
It is between the another half-bridge being connected in full-bridge inverting unit, and the tie point of each half-bridge is exactly two switching tubes of the half-bridge
Switch terminals between tie point.In the present embodiment, the auxiliary network includes auxiliary induction and capacitance；The auxiliary
One end of inductance is connected with one end of the capacitance, and the other end of the auxiliary induction is opened with two of first half-bridge
The tie point for closing pipe is connected, and the other end of the capacitance is connected with the tie point of two switching tubes of second half-bridge.
In the present embodiment, the resonant network includes resonant inductance, the first resonant capacitance and the second resonant capacitance；It is described
The full-bridge inverting unit is serially connected in again with the high frequency transformer winding after resonant inductance and first resonant capacitance concatenation
On the signal circuit of connection, second resonant capacitance is attempted by the winding of the high frequency transformer.More specifically, described
One resonant capacitance one end is connected with the tie point of two switching tubes of first half-bridge, its other end and the resonant inductance one
End connection；The resonant inductance other end is connected with primary side one end of the high frequency transformer, the primary side other end with it is described
The tie point connection of two switching tubes of the second half-bridge；Second resonant capacitance be attempted by the high frequency transformer primary side or
On secondary.
For drive signal, in the present embodiment, two switching tubes are controlled by it end respectively in a half-bridge circuit
Input, each pulse width modulated modulated signal control with 50% dutycycle and phase difference 180 degree, and one half-bridge
Two control signals be advanced or delayed a setting width respectively in its adjacent low and high level switch instant, form setting wide
The dead band of degree is simultaneously turned on preventing described two switching tubes；Positioned at its topological diagonal positions in described two half-bridge circuits
The phase difference between two control signals of switching tube with the phase difference or phase shifting angle of setting, the setting determines the inversion
Unit exports the pulse width of square wave.
Additionally, in the present embodiment, the primary side of above-mentioned high frequency transformer is a winding, its secondary for one or more around
Group.And the second resonant capacitance can both be connected in the primary side winding of high frequency transformer in the present embodiment, it is also possible to be connected to
On the vice-side winding of high frequency transformer.In the present embodiment, above-mentioned second resonant capacitance be connected to the primary side of high frequency transformer around
Situation in group refers to Fig. 2, in fig. 2, second resonant capacitance be exactly be attempted by high frequency transformer primary side winding it is above-mentioned
's.And it is connected to above-mentioned high frequency transformer secondary in the second resonant capacitance, and in the case that the secondary has multiple windings, second
Resonant capacitance can be connected on a winding of secondary or be equivalent to multiple smaller capacitives and be connected to many of the secondary
On part winding in the middle of individual winding or multiple windings.Fig. 4 is referred to, Fig. 4 is given in the present embodiment, a kind of situation down conversion
The structural representation of device, in fig. 4, the second resonant capacitance of resonant network is exactly to be connected on the vice-side winding of high frequency transformer
's.
Fig. 2 show in the present embodiment one kind in the case of, the physical circuit figure of the full-bridge controlled resonant converter.In Fig. 2
Second resonant capacitance is attempted by the primary side winding of high frequency transformer.Specifically, in fig. 2, inversion unit includes switching tube
S1, S2, S3, S4 and its subsidiary component, auxiliary network include auxiliary inductionL aWith capacitance Cg, resonant network include resonance electricity
SenseL r, the first electric capacity CsWith the second electric capacity Cp, rectification filtering unit include diode D1, diode D2, inductance Lf1, inductance Lf2With
And electric capacity Cf, T1 is high frequency transformer.
In fig. 2, inversion unit include the first half-bridge circuit for being made up of first switch pipe S1 and second switch pipe S2 with
And the second half-bridge circuit being made up of the 3rd switching tube S3 and the 4th switching tube S4；One end of direct current input passes sequentially through the respectively
Two switch terminals of one switching tube S1 and the 3rd switching tube S3 and two switches of second switch pipe S2 and the 4th switching tube S4
End is connected to the other end of direct current input；In other words, above-mentioned two half-bridge is connected in parallel on the two ends of direct current input；One half-bridge electricity
Two switching tubes are controlled by it end input, the respective pulse width with 50% dutycycle and phase difference 180 degree respectively in road
Modulation control signal is controlled；Two half-bridge circuits are grouped together into a full-bridge circuit, positioned at the topology of the full-bridge circuit
There is the phase difference or phase shifting angle of setting, the phase difference of the setting is determined between two control signals of switching tube of diagonal positions
The fixed inversion unit exports the pulse width of square wave；Adjusting the phase difference or phase shifting angle can just adjust the DC/DC full-bridges
The DC level of controlled resonant converter output；Switching tube drive signal PWM1, PWM2, PWM3 on the bridge arm of the inversion unit two,
PWM4 and output inverter voltage waveformV ABAnd flow through the current waveform of resonant network and auxiliary networki r、i LaAs shown in Figure 3.
Aid in the auxiliary induction of NEL aWith capacitance Cg, obtain two ends after its series connection, the two ends respectively with
3rd switching tube of the first switch pipe S1, the public connecting end of second switch pipe S2 and the second inversion half-bridge of the first inversion half-bridge
The public connecting end connection of S3, the 4th switching tube S4.As shown in figure 3, when first switch pipe S1 and the 4th switching tube S4 is turned on,
I.e. [t 1-t 2] time period, aid in network positive with input source in parallel, now aid in electric current in networki LaLinear increase；When first
When switching tube S1 and the 3rd switching tube S3 is turned on, i.e., [t 2-t 3] time period, auxiliary network and input source disconnection, now aid in network
Middle electric currenti LaIt is invariable；When second switch pipe S2 and the 3rd switching tube S3 is turned on, i.e., [t 3-t 4] time period, aid in network
With input source reverse parallel connection, electric current in network is now aided ini LaIt is linear to reduce；When second switch pipe S2 and the 4th switching tube S4 lead
When logical, i.e., [t 4-t 5] time period, auxiliary network and input source disconnection, now aid in electric current in networki LaIt is invariable.
In other words, in the present embodiment, what is added between the first inversion half-bridge and the second inversion half-bridge is auxiliary
Network is helped, operationally with the interaction of the resonant network so that property of the resonant network for the converter where it
Can improve and be further improved.Specifically, in the present embodiment, by introducing auxiliary network so that after full-bridge circuit
Sensitive ingredients are increased in the impedance network of level, then in the actual course of work, flow through the electric current phase of primary side switch pipe
Position more lags behind full-bridge circuit output voltage phase, it is ensured that converter switching device zero passage in larger scope is cut
Change.So, not only ensure that the uniformity of converter performance in the larger context so that it uses scope more wide
Extensively, meanwhile, to a certain extent, also reduce the converter circuit or magnetic circuit parameters design complexity.
In the present embodiment, tie point, threeth switching tube of the resonant network from first switch pipe S1 and second switch pipe S2
The square-wave voltage of inversion unit output is obtained in the tie point of S3 and the 4th switching tube S4, referring in Fig. 3v ABVoltage waveform.Resonance
Fundametal compoment in the network extraction square-wave voltage, being transferred to high frequency transformer carries out electrical isolation, and rectified filter unit
Load is transferred to after carrying out rectifying and wave-filtering.
Additionally, in the present embodiment, the current rectifying and wave filtering circuit includes rectifying part and filtering part；The rectifying part
It is made up of rectifying device, these rectifying devices can together complete rectification using various Topology connections, for example, flowing again whole
The Topology connection form of stream, full-wave rectification or full-bridge rectification.
When rectification is flowed again, the rectifying device can be the diode using common-anode or common cathode current-doubling rectifier
Or be using the MOSFET of circuit of synchronous rectification；Its filtering part is LC combined filter circuits.In full-wave rectification, the rectification
Device can be the diode using common-anode or common cathode rectification circuit；Its filtering part is LC combined filter circuits.
It is noted that in the present embodiment, except above-mentioned times stream rectification, full-wave rectification or the full-bridge rectification being related to
Outside particular circuit configurations, times stream rectification, full-wave rectification or a full-bridge rectification can also be of the prior art and meet above-mentioned rectification and open up
Flutter any specific circuit structure of structure.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Shield scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of full-bridge controlled resonant converter, including full-bridge inverting unit, the full-bridge inverting unit changes input direct voltage
It is square wave, the square wave sequentially passes through resonant network, high frequency transformer and rectification filtering unit and obtains exporting DC voltage, its
It is characterised by, also including being arranged on switching tube zero passage in the full-bridge inverting unit, for making the full-bridge inverting unit
The passive auxiliary networks of switching.
2. full-bridge switch controlled resonant converter according to claim 1, it is characterised in that the full-bridge inverting unit is included simultaneously
The first half-bridge and the second half-bridge on two DC voltage input ends are connected on, first half-bridge and the second half-bridge include two respectively
It is individual that the switching tube on the DC input voitage end is sequentially connected in series by its switch terminals；The auxiliary network includes two ends
Point, tie point of the end points respectively with first half-bridge and two switching tubes of the second half-bridge is connected.
3. full-bridge controlled resonant converter according to claim 2, it is characterised in that the auxiliary network include auxiliary induction and
Capacitance；One end of the auxiliary induction is connected with one end of the capacitance, the other end of the auxiliary induction and institute
Two tie points of switching tube for stating the first half-bridge are connected, and the other end of the capacitance is opened with two of second half-bridge
The tie point for closing pipe is connected.
4. full-bridge controlled resonant converter according to claim 3, it is characterised in that the resonant network include resonant inductance,
First resonant capacitance and the second resonant capacitance；It is serially connected in again after the resonant inductance and first resonant capacitance concatenation described complete
On the signal circuit that bridge inversion unit is connected with the high frequency transformer winding, second resonant capacitance is attempted by the high frequency
On the winding of transformer.
5. full-bridge controlled resonant converter according to claim 4, it is characterised in that described first resonant capacitance one end with it is described
The tie point connection of two switching tubes of the first half-bridge, its other end is connected with described resonant inductance one end；The resonant inductance
The other end is connected with primary side one end of the high frequency transformer, two switching tubes of the primary side other end and second half-bridge
Tie point connection；Second resonant capacitance is attempted by the primary side of the high frequency transformer or secondary.
6. full-bridge controlled resonant converter according to claim 5, it is characterised in that the primary side of the high frequency transformer is
Winding, its secondary is one or more windings.
7. the full-bridge controlled resonant converter according to claim 2-6 any one, it is characterised in that two in a half-bridge circuit
Individual switching tube is controlled by it end input, the respective pulse width modulated modulation letter with 50% dutycycle and phase difference 180 degree respectively
Number control, and two control signals of one half-bridge are advanced or delayed one respectively in its adjacent low and high level switch instant
Individual setting width, forms the dead band of setting width to prevent described two switching tubes from simultaneously turning on；In described two half-bridge circuits
There is the phase difference or phase shifting angle of setting between two control signals of switching tube of its topological diagonal positions, it is described to set
Fixed phase difference determines that the inversion unit exports the pulse width of square wave.
8. full-bridge controlled resonant converter according to claim 7, it is characterised in that the current rectifying and wave filtering circuit includes rectification part
Divide and filtering part；The rectifying part is made up of rectifying device, and the connection of rectifying device topology includes a times stream rectification, complete
Ripple rectification or full-bridge rectification form.
9. full-bridge controlled resonant converter according to claim 8, it is characterised in that when rectification is flowed again, the rectifying device
It is to use the diode of common-anode or common cathode current-doubling rectifier or for using the MOSFET of circuit of synchronous rectification；Its filtering part
It is divided into LC combined filter circuits.
10. full-bridge controlled resonant converter according to claim 8, it is characterised in that in full-wave rectification, the rectifying device
It is the diode using common-anode or common cathode rectification circuit；Its filtering part is LC combined filter circuits.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710113084.3A CN106787912A (en) | 2017-02-28 | 2017-02-28 | A kind of full-bridge controlled resonant converter |
| PCT/CN2018/077437 WO2018157797A1 (en) | 2017-02-28 | 2018-02-27 | Full-bridge resonant converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710113084.3A CN106787912A (en) | 2017-02-28 | 2017-02-28 | A kind of full-bridge controlled resonant converter |
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| CN106787912A true CN106787912A (en) | 2017-05-31 |
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| CN201710113084.3A Pending CN106787912A (en) | 2017-02-28 | 2017-02-28 | A kind of full-bridge controlled resonant converter |
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| WO (1) | WO2018157797A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108419349A (en) * | 2018-02-07 | 2018-08-17 | 福建睿能科技股份有限公司 | Full-bridge high-frequency driving circuit, electric ballast and the lighting apparatus of low EMI |
| WO2018157797A1 (en) * | 2017-02-28 | 2018-09-07 | 深圳市皓文电子有限公司 | Full-bridge resonant converter |
| CN114123828A (en) * | 2020-08-28 | 2022-03-01 | 苏州捷芯威半导体有限公司 | Inverter circuit and modulation method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5132889A (en) * | 1991-05-15 | 1992-07-21 | Ibm Corporation | Resonant-transition DC-to-DC converter |
| CN101488715B (en) * | 2009-02-19 | 2011-04-20 | 普天信息技术研究院有限公司 | DC/DC resonance converter |
| CN101771350B (en) * | 2010-02-04 | 2012-01-04 | 南京航空航天大学 | Zero voltage switch full-bridge DC converter based on T-shaped auxiliary network |
| CN106787912A (en) * | 2017-02-28 | 2017-05-31 | 深圳市皓文电子有限公司 | A kind of full-bridge controlled resonant converter |
| CN206602458U (en) * | 2017-02-28 | 2017-10-31 | 深圳市皓文电子有限公司 | A kind of full-bridge controlled resonant converter |
-
2017
- 2017-02-28 CN CN201710113084.3A patent/CN106787912A/en active Pending
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2018
- 2018-02-27 WO PCT/CN2018/077437 patent/WO2018157797A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018157797A1 (en) * | 2017-02-28 | 2018-09-07 | 深圳市皓文电子有限公司 | Full-bridge resonant converter |
| CN108419349A (en) * | 2018-02-07 | 2018-08-17 | 福建睿能科技股份有限公司 | Full-bridge high-frequency driving circuit, electric ballast and the lighting apparatus of low EMI |
| CN114123828A (en) * | 2020-08-28 | 2022-03-01 | 苏州捷芯威半导体有限公司 | Inverter circuit and modulation method |
Also Published As
| Publication number | Publication date |
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| WO2018157797A1 (en) | 2018-09-07 |
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