CN105846672A - DC voltage doubling circuit - Google Patents
DC voltage doubling circuit Download PDFInfo
- Publication number
- CN105846672A CN105846672A CN201610297943.4A CN201610297943A CN105846672A CN 105846672 A CN105846672 A CN 105846672A CN 201610297943 A CN201610297943 A CN 201610297943A CN 105846672 A CN105846672 A CN 105846672A
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- Prior art keywords
- die block
- diode
- switching tube
- electric capacity
- voltage
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Classifications
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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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
- H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
-
- 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
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of ac power input into dc 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
- H02M7/217—Conversion of ac power input into dc 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
- H02M7/2176—Conversion of ac power input into dc 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 comprising a passive stage to generate a rectified sinusoidal voltage and a controlled switching element in series between such stage and the output
-
- 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
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Rectifiers (AREA)
Abstract
The invention provides a DC voltage doubling circuit comprising an AC voltage source, a rectification module, voltage doubling modules and a load module. The AC voltage source is rectified by the rectification module and then converted into direct current and boosted by the n series-connected voltage doubling modules and then transmitted to the load module, wherein n is a positive integer. The rated voltage required to be borne by the switching tubes in the DC voltage doubling circuit does not exceed the peak value of input voltage and is far lower than output voltage so that the circuit performance is more stable and reliable; and the different levels of voltage requirements can be met through additional arrangement of the voltage doubling modules so that universality is high.
Description
Technical field
The present invention relates to Technics of Power Electronic Conversion technical field, in particular it relates to a kind of DC voltage circuit.
Background technology
Civil power be virtual value be the alternating voltage of 220V, and need high direct voltage as the electrical equipment of input power for some
Equipment, such as ozone generator and electric dust-removing equipment etc., but needs the voltage of tens of kilovolts, and the generation of power supply becomes one very
Important technological difficulties.
Boost circuit is capable of DC boosting, but MOSFET when off required for the maximum voltage ratio that bears
Output voltage is the highest, and the load voltage value that existing MOSFET can bear is limited, general only several hectovolts,
This greatly limits the possibility that Boost circuit is applied to high direct voltage field.
Series resonant circuit is a kind of relatively simple topology producing ac high-voltage, AC power to series inductance and
Electrochemical capacitor is powered, and circuit is in resonant condition, produces bigger electric current and forms pole on inductance and electrochemical capacitor
The big voltage that property is contrary.Profit produces high direct voltage in this way can run into some problems in practical operation: first,
The size of inductance is relatively big and coiling is more complicated, and owing to bear big voltage, the insulation of turn-to-turn becomes difficulty；Secondly,
Resonant condition is difficult to coupling, and the change etc. of environment temperature, circuit working state all can affect inductance and electrochemical capacitor
Resistance so that circuit off-resonance state, cause output voltage to be greatly reduced.
Transformer is the common equipment of AC boosting, but transformer is bulky, and the magnetic core used also will significantly
The gross mass of raising equipment, and secondary side current needs to carry out rectification, this to power diode and electrochemical capacitor pressure also
It it is a sizable test.High frequency is the important method reducing volume of transformer, is first entered by the civil power of 220V
Row rectification, then it is reverse into high frequency voltage, transformer passes through magnetic coupling high pressure needed for secondary side produces, then to it
Carry out rectification and obtain high direct voltage output, but the control of whole process is complex, and energy transmission efficiency is not the highest.
Traditional two voltage doubling rectifying circuit and voltage tripler rectifier circuit boost capability are limited, and expansibility is poor, produce higher
DC voltage time this circuit the most helpless, and commutation diode in circuit needs the high backward voltage that bears
Being the twice of input voltage amplitude, when to obtain the highest output voltage, diode may be reversed and puncture.
More than Zong He, the analysis to DC voltage circuit available circuit structure finds, the current stage need nonetheless remain for releasing
Can modularization, highly versatile, novel rectifying circuit that tube voltage drop is little, along with the manufacturing process water of power electronic devices
Improving constantly of gentle control technology, applies to can increase in DC voltage circuit the controlled of circuit by MOSFET
Property, and it is capable of the direct voltage output of different wave.
Summary of the invention
For defect of the prior art, it is an object of the invention to provide a kind of DC voltage circuit.
According to the present invention provide DC voltage circuit, including alternating-current voltage source, rectification module, times die block and
Load blocks；Described alternating-current voltage source by being converted into direct current after rectification module rectification, and through n series connection again
Transmit to load blocks after die block boosting；Wherein n is positive integer.
Preferably, described rectification module includes four power diode D1, diode D2, diode D3, two poles
Pipe D4, one end of alternating-current voltage source is respectively connecting to the positive pole of diode D1, the negative pole of diode D2, described
The other end of alternating-current voltage source is respectively connecting to the positive pole of diode D3, the negative pole of diode D4, and described two poles
Pipe D1, the negative pole of diode D3 are connected and constitute the positive output end of rectification module and be connected to the just charging of times die block
End；Described diode D2, the positive pole of diode D4 are connected and constitute the negative output terminal of rectification module and be connected to multiplication of voltage
The negative charging end of module.
Preferably, described times of die block includes: electric capacity, the first switching tube, second switch pipe, the 3rd switching tube,
One protection diode, the second protection diode, the positive pole of electric capacity is respectively connecting to the first switching tube, the 3rd switching tube
Drain electrode and constitute times die block positive charging end；The negative pole of electric capacity is connected to the source electrode of the first switching tube and constitutes again
The negative charging end of die block；The source electrode of described first switching tube is connected to the positive pole of the first protection diode, and described
The negative pole of one protection diode constitutes the first output of times die block；The source electrode of described 3rd switching tube is connected to
The positive pole of two protection diodes, the negative pole of described second protection diode is connected to the drain electrode of second switch pipe, described
The positive pole of the second protection diode constitutes the second output of times die block.
Preferably, multiple times of die blocks are followed in series to form the first defeated of multistage times of die block, i.e. upper level times die block
Going out end and connect the positive charging end of next stage times die block, the second output of upper level times die block connects next stage times
The negative charging end of die block；
Wherein, final stage times die block, including: final stage electric capacity and final stage switching tube, the positive pole of described final stage electric capacity is even
Being connected to the first output and the drain electrode of final stage switching tube of upper level times die block, the negative pole of described final stage electric capacity connects
The second output to upper level multiplication of voltage module；The source electrode of final stage switching tube is connected to one end of load blocks, load
The other end of module is connected to the negative charging end of primary times die block.
Preferably, when electric capacity is in charged state, each the 3rd switching tube in described multistage times of die block is in and cuts
Only state, and each first switching tube, second switch pipe are in the conduction state, the electric capacity in multistage times of die block in
Parallel relationship, alternating-current voltage source gives the electric capacity charging in multistage times of die block；
When electric capacity is in discharge condition, each the 3rd switching tube in described multistage times of die block is in the conduction state,
And each first switching tube, second switch pipe are in cut-off state, the electric capacity in multistage times of die block is series relationship,
Electric capacity in multistage times of die block is to power load modules.
Preferably, the model of switching tube is N-channel MOS FET device, 600V, 25A/100 DEG C.
Compared with prior art, the present invention has a following beneficial effect:
1, the rated voltage that the switching tube in the DC voltage circuit that the present invention provides is subjected to is less than input voltage
Peak value, far below output voltage, circuit performance is more reliable and more stable.
2, the DC voltage circuit that the present invention provides can meet different grades of voltage requirements by increasing a times die block,
Versatility is stronger.
3, the DC voltage circuit that the present invention provides is by adjusting the make-and-break time of switching tube, can generate different wave
High pressure.
Accompanying drawing explanation
By the detailed description non-limiting example made with reference to the following drawings of reading, the further feature of the present invention,
Purpose and advantage will become more apparent upon:
Fig. 1 is three grades of DC voltage circuit structural representations；
Fig. 2 is n level DC voltage circuit structural representation.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in detail.Following example will assist in those skilled in the art
Member is further appreciated by the present invention, but limits the present invention the most in any form.It should be pointed out that, the common skill to this area
For art personnel, without departing from the inventive concept of the premise, it is also possible to make some changes and improvements.These broadly fall into
Protection scope of the present invention.
The DC voltage circuit provided according to the present invention, including: alternating-current voltage source, rectification module, times die block and
Load blocks；Described alternating-current voltage source by being converted into direct current after rectification module rectification, and through n series connection again
Transmit to load blocks after die block boosting；Wherein n is positive integer.
Described rectification module includes four power diode D1, diode D2, diode D3, diode D4, hands over
One end of stream voltage source is respectively connecting to the positive pole of diode D1, the negative pole of diode D2, described alternating-current voltage source
The other end be respectively connecting to the positive pole of diode D3, the negative pole of diode D4, and described diode D1, two
The negative pole of pole pipe D3 is connected and constitutes the positive output end of rectification module and be connected to the positive charging end of times die block；Described
Diode D2, the positive pole of diode D4 are connected and constitute the negative output terminal of rectification module and be connected to the negative of times die block
Charging end.
Described times of die block includes: electric capacity (C1 as in Fig. 1), the first switching tube (S1 as in Fig. 1),
Second switch pipe (S3 as in Fig. 1), the 3rd switching tube (S5 as in Fig. 1), first protection diode,
Second protection diode, the positive pole of electric capacity is respectively connecting to the first switching tube, the drain electrode of the 3rd switching tube and constitutes again
The positive charging end of die block；The negative pole of electric capacity is connected to the source electrode of the first switching tube and constitutes the negative charging of times die block
End；The source electrode of described first switching tube is connected to the positive pole of the first protection diode, described first protection diode
Negative pole constitutes the first output of times die block；The source electrode of described 3rd switching tube is connected to the second protection diode
Positive pole, the negative pole of described second protection diode is connected to the drain electrode of second switch pipe, described second protection diode
Positive pole constitute times die block the second output.
Multiple times of die blocks are followed in series to form the first output of multistage times of die block, i.e. upper level times die block even
Connecing the positive charging end of next stage times die block, the second output of upper level times die block connects next stage times die block
Negative charging end；
Wherein, final stage times die block, including: final stage electric capacity and final stage switching tube, the positive pole of described final stage electric capacity is even
Being connected to the first output and the drain electrode of final stage switching tube of upper level times die block, the negative pole of described final stage electric capacity connects
The second output to upper level multiplication of voltage module；The source electrode of final stage switching tube is connected to one end of load blocks, load
The other end of module is connected to the negative charging end of primary times die block.
When electric capacity is in charged state, each the 3rd switching tube in described multistage times of die block is in cut-off state,
And each first switching tube, second switch pipe are in the conduction state, the electric capacity in multistage times of die block is parallel relationship,
Alternating-current voltage source gives the electric capacity charging in multistage times of die block；
When electric capacity is in discharge condition, each the 3rd switching tube in described multistage times of die block is in the conduction state,
And each first switching tube, second switch pipe are in cut-off state, the electric capacity in multistage times of die block is series relationship,
Electric capacity in multistage times of die block is to power load modules.
Described switching tube is N-channel MOS FET device, 600V, 25A/100 DEG C.
Specifically, as it is shown in figure 1, be three grades of DC voltage circuits, it is possible to realize single-phase rectifier and three grades of direct currents simultaneously
Multiplication of voltage function, including four diode D1～D4 of power, seven N-channel MOS FET and four diode compositions
Switching tube S1～S7, electrochemical capacitor C1～C3, load resistance RL, wherein:
After the negative pole of power diode D1 is connected with the negative pole of power diode D3, form DC loop positive pole, and
It is connected with the C1 positive pole of the drain electrode of MOSFET in switching tube S1 and S5, electrochemical capacitor；
After the positive pole of power diode D2 is connected with the positive pole of power diode D4, form DC loop negative pole, and
It is connected with the source electrode of MOSFET, one end of load resistance, the negative pole of electrochemical capacitor C1 in switching tube S3；
In switching tube S1 in the negative pole of series diode, the positive pole of electrochemical capacitor C2, switching tube S2 and S6
The drain electrode of MOSFET is connected；
The source electrode of MOSFET, electrochemical capacitor C2 in the positive pole of series diode, switching tube S5 in switching tube S3
Negative pole, the source electrode of MOSFET is connected in switching tube S4；
The negative pole of series diode in switching tube S2, drain electrode, the positive pole of electrochemical capacitor C3 be connected, switching tube
In S7, the source electrode of MOSFET is connected with the other end of load resistance RL；
The source electrode of MOSFET, electricity in the positive pole of MOSFET series diode, switching tube S6 in switching tube S4
The negative pole solving electric capacity C3 is connected.
The type selecting of each components and parts above-mentioned in this example:
Power supply: single phase alternating current power supply 220V；
Bearing power: 2.5kW,
Commutation diode (D1～D4) and four diodes connected in switching tube: 600V, 25A/100 DEG C, two
Pole pipe D1～D4 constitutes single-phase diode rectifier bridge, and in switching tube, the diode of series connection is to prevent discharge regime
MOSFET source is integrated in the anti-paralleled diode conducting of inside when bearing malleation with drain electrode；
Electrochemical capacitor (C1～C3): 400V, 3300 μ F, plug-in unit, for energy storage and multiplication of voltage；
The MOSFET:600V of switching tube S1～S7, is used for controlling electrochemical capacitor C1, electrolysis electricity by 25A/100 DEG C
Hold the circuit switching of C2, electrochemical capacitor C3 charging energy-storing and high direct voltage output；
Load resistance (RL): 100k Ω/100 DEG C, 10W, during electric discharge, load resistance RL and electrochemical capacitor C1～C3
Form series loop, it is thus achieved that the energy stored in high voltage input and consumption circuit；
Described four power diode D1～D4 constitute rectifier bridge, during whole circuit specific works:
Connect single phase alternating current power supply (220V), turn on switching tube S1-S4, on-off switching tube S5-S7, by four
The rectifier bridge that individual power diode D1～D4 is constituted is to electrochemical capacitor C1～C3 rectification charging, after charging complete, closes
Disconnected switching tube S1～S4 (diode connect with MOSFET can prevent within discharge regime MOSFET the most also
Connection diode current flow), turn on switching tube S5～S7, electrochemical capacitor C1, switching tube S5, electrochemical capacitor C2, open
Close pipe S6, electrochemical capacitor C3, switching tube S7 form series connection, provide to load resistance RL and are three times in capacitance voltage
High voltage output.By adjusting the make-and-break time of switching tube S1-S4 and S5-S7, it is also possible to generate different wave
Voltage.
The operation principle of n level DC voltage circuit is basically identical with the operation principle of three grades of DC voltage circuits.
Present invention could apply to electric dust-removing equipment, ozone generator, electronic ignition etc. is a series of needs high direct voltage
Field, it is possible to realize single-phase rectifier and direct current multiplication of voltage function simultaneously, have the voltage that switching tube is subjected to low,
Can modularization, highly versatile, the advantages such as different voltage waveforms can be generated.
Above the specific embodiment of the present invention is described.It is to be appreciated that the invention is not limited in
Stating particular implementation, those skilled in the art can make a variety of changes within the scope of the claims or revise,
This has no effect on the flesh and blood of the present invention.In the case of not conflicting, in embodiments herein and embodiment
Feature can arbitrarily be mutually combined.
Claims (6)
1. a DC voltage circuit, it is characterised in that include alternating-current voltage source, rectification module, times die block with
And load blocks；Described alternating-current voltage source is converted into direct current after passing through rectification module rectification, and through n series connection
Transmit to load blocks after the boosting of times die block；Wherein n is positive integer.
DC voltage circuit the most according to claim 1, it is characterised in that described rectification module includes four merits
Rate diode D1, diode D2, diode D3, diode D4, one end of alternating-current voltage source is respectively connecting to
The positive pole of diode D1, the negative pole of diode D2, the other end of described alternating-current voltage source is respectively connecting to diode
The positive pole of D3, the negative pole of diode D4, and the negative pole connected composition rectification of described diode D1, diode D3
The positive output end of module is also connected to the positive charging end of times die block；Described diode D2, the positive pole of diode D4
Be connected the negative output terminal constituting rectification module the negative charging end being connected to times die block.
DC voltage circuit the most according to claim 1, it is characterised in that described times of die block includes: electric capacity,
First switching tube, second switch pipe, the 3rd switching tube, the first protection diode, the second protection diode, electric capacity
Positive pole be respectively connecting to the first switching tube, the drain electrode of the 3rd switching tube and constitute times die block positive charging end；Electricity
The negative pole held is connected to the source electrode of the first switching tube and constitutes the negative charging end of times die block；Described first switching tube
Source electrode is connected to the positive pole of the first protection diode, and the negative pole of described first protection diode constitutes the of times die block
One output；The source electrode of described 3rd switching tube is connected to the positive pole of the second protection diode, described second protection two
The negative pole of pole pipe is connected to the drain electrode of second switch pipe, and the positive pole of described second protection diode constitutes times die block
Second output.
DC voltage circuit the most according to claim 3, it is characterised in that multiple times of die blocks are sequentially connected in series structure
The first output becoming multistage times of die block, i.e. upper level times die block connects the positive charging end of next stage times die block,
Second output of upper level times die block connects the negative charging end of next stage times die block；
Wherein, final stage times die block, including: final stage electric capacity and final stage switching tube, the positive pole of described final stage electric capacity is even
Being connected to the first output and the drain electrode of final stage switching tube of upper level times die block, the negative pole of described final stage electric capacity connects
The second output to upper level multiplication of voltage module；The source electrode of final stage switching tube is connected to one end of load blocks, load
The other end of module is connected to the negative charging end of primary times die block.
DC voltage circuit the most according to claim 4, it is characterised in that when electric capacity is in charged state,
Each the 3rd switching tube in described multistage times of die block is in cut-off state, and each first switching tube, second opens
Closing pipe in the conduction state, the electric capacity in multistage times of die block is parallel relationship, and alternating-current voltage source gives multistage times of pressing mold
Electric capacity charging in block；
When electric capacity is in discharge condition, each the 3rd switching tube in described multistage times of die block is in the conduction state,
And each first switching tube, second switch pipe are in cut-off state, the electric capacity in multistage times of die block is series relationship,
Electric capacity in multistage times of die block is to power load modules.
DC voltage circuit the most according to claim 3, it is characterised in that the model of switching tube is N-channel
MOSFET element, 600V, 25A/100 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610297943.4A CN105846672B (en) | 2016-05-06 | 2016-05-06 | DC voltage circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610297943.4A CN105846672B (en) | 2016-05-06 | 2016-05-06 | DC voltage circuit |
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| CN105846672A true CN105846672A (en) | 2016-08-10 |
| CN105846672B CN105846672B (en) | 2019-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610297943.4A Expired - Fee Related CN105846672B (en) | 2016-05-06 | 2016-05-06 | DC voltage circuit |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711907A (en) * | 2018-06-06 | 2018-10-26 | 华中科技大学 | A kind of high-power charge-discharge circuit |
| CN109067204A (en) * | 2018-08-20 | 2018-12-21 | 中天昱品科技有限公司 | A kind of anti-PID module of multi-source output type voltage multiplying rectifier |
| CN110994978A (en) * | 2020-01-09 | 2020-04-10 | 山东交通职业学院 | High-voltage pulse device |
| CN111624452A (en) * | 2020-05-14 | 2020-09-04 | 广东电网有限责任公司 | High-voltage generator for insulation test of distribution cable |
| CN114362514A (en) * | 2022-01-12 | 2022-04-15 | 南方科技大学 | Charging circuit and charging system |
| CN117955336A (en) * | 2024-03-27 | 2024-04-30 | 成都市易冲半导体有限公司 | Power converter, power conversion method, charging chip and charger |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001086657A (en) * | 1999-09-10 | 2001-03-30 | Casio Comput Co Ltd | Charger and its charge and discharge method |
| CN102265494A (en) * | 2008-12-18 | 2011-11-30 | Nxp股份有限公司 | Charge-pump circuit |
| CN103259402A (en) * | 2013-04-25 | 2013-08-21 | 浙江大学 | Switched capacitor voltage-multiplying type direct current source based on symmetrical structure |
| CN105356742A (en) * | 2015-11-06 | 2016-02-24 | 灿芯半导体(上海)有限公司 | High-efficiency charge pump |
| JP2016046993A (en) * | 2014-08-26 | 2016-04-04 | 富士通テン株式会社 | Power supply apparatus and power supply method |
-
2016
- 2016-05-06 CN CN201610297943.4A patent/CN105846672B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001086657A (en) * | 1999-09-10 | 2001-03-30 | Casio Comput Co Ltd | Charger and its charge and discharge method |
| CN102265494A (en) * | 2008-12-18 | 2011-11-30 | Nxp股份有限公司 | Charge-pump circuit |
| CN103259402A (en) * | 2013-04-25 | 2013-08-21 | 浙江大学 | Switched capacitor voltage-multiplying type direct current source based on symmetrical structure |
| JP2016046993A (en) * | 2014-08-26 | 2016-04-04 | 富士通テン株式会社 | Power supply apparatus and power supply method |
| CN105356742A (en) * | 2015-11-06 | 2016-02-24 | 灿芯半导体(上海)有限公司 | High-efficiency charge pump |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711907A (en) * | 2018-06-06 | 2018-10-26 | 华中科技大学 | A kind of high-power charge-discharge circuit |
| CN108711907B (en) * | 2018-06-06 | 2020-07-10 | 华中科技大学 | High-voltage high-power charging and discharging circuit |
| CN109067204A (en) * | 2018-08-20 | 2018-12-21 | 中天昱品科技有限公司 | A kind of anti-PID module of multi-source output type voltage multiplying rectifier |
| CN110994978A (en) * | 2020-01-09 | 2020-04-10 | 山东交通职业学院 | High-voltage pulse device |
| CN111624452A (en) * | 2020-05-14 | 2020-09-04 | 广东电网有限责任公司 | High-voltage generator for insulation test of distribution cable |
| CN114362514A (en) * | 2022-01-12 | 2022-04-15 | 南方科技大学 | Charging circuit and charging system |
| CN117955336A (en) * | 2024-03-27 | 2024-04-30 | 成都市易冲半导体有限公司 | Power converter, power conversion method, charging chip and charger |
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| Publication number | Publication date |
|---|---|
| CN105846672B (en) | 2019-01-25 |
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