CN107241023A - A kind of passive equalizing circuit - Google Patents
A kind of passive equalizing circuit Download PDFInfo
- Publication number
- CN107241023A CN107241023A CN201710587894.2A CN201710587894A CN107241023A CN 107241023 A CN107241023 A CN 107241023A CN 201710587894 A CN201710587894 A CN 201710587894A CN 107241023 A CN107241023 A CN 107241023A
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- CN
- China
- Prior art keywords
- winding
- circuit
- balance
- parallel
- magnet ring
- 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.)
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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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/10—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
-
- 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
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33569—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
The present invention relates to a kind of passive equalizing circuit, the passive equalizing circuit includes core transformers more than one, the magnetic core of many core transformers includes multiple independent magnet rings, winding is pressed in winding one on the magnet ring, the two ends of the pressure winding are connected by equalizer circuit, a balance winding is also wound on the magnetic core, the Same Name of Ends of multiple balance windings is in parallel, the different name end of multiple balance windings is in parallel, one side of the multiple magnet ring and conjunction, form a center magnetic pole, a center winding is wound in the center magnetic pole, the two ends connection secondary output circuit of the center winding.The passive equalizing circuit of the present invention can realize that multichannel is accurately pressed between equalizer circuit, and circuit structure is simple.
Description
Technical field
The present invention relates to passive equalizing circuit, more particularly to a kind of passive equalizing circuit for including multicolumn core transformer.
Background technology
Transformer would generally be used to be pressed in known technology, as shown in figure 1, making the winding N1 and N2 on transformer both sides
Equal turn numbers, you can realize V1=V2, yet with the influence of the factors such as leakage inductance, the size of magnetic core, nonlinear switching, former secondary
Exciting current can not be essentially equal, causes to carry out accurately pressing.
The content of the invention
Problem of the present invention in order to overcome prior art is realized and accurately pressed there is provided a kind of passive equalizing circuit.
The present invention provides a kind of passive equalizing circuit, including magnetic ring transformer more than one, the magnetic core of many magnetic ring transformers
One is wound including multiple independent magnet rings, on the magnet ring and presses winding, the two ends connection primary side of the pressure winding is pressed
A balance winding is also wound on circuit, the magnet ring, the Same Name of Ends of multiple balance windings is in parallel, multiple balance windings
Different name end it is in parallel, one side of the multiple magnet ring and conjunction form a center magnetic pole.
In a preferred embodiment of the invention, a center winding, the two of the center winding are wound in the center magnetic pole
End connection secondary output circuit.
In a preferred embodiment of the invention, the two ends of a part of pressure winding in multiple pressure windings connect
Primary side is connect by equalizer circuit, presses the two ends of winding to connect secondary by equal voltage follower circuit described in another part.
In a preferred embodiment of the invention, multiple primary sides are connected by the input of equalizer circuit.
In a preferred embodiment of the invention, the number of turn of multiple pressure windings is identical.
In a preferred embodiment of the invention, the number of turn of multiple balance windings is identical.
In a preferred embodiment of the invention, primary side is a full-bridge inverting translation circuit by equalizer circuit.
In a preferred embodiment of the invention, the secondary output circuit is a full-bridge rectification translation circuit.
In a preferred embodiment of the invention, the secondary is a full-bridge rectification translation circuit by equal voltage follower circuit, many
The individual secondary is connected by the output end of equal voltage follower circuit.
In a preferred embodiment of the invention, connection primary side is by the magnet ring where the pressure winding of equalizer circuit
The upper balance winding is that primary side balances winding, and the Same Name of Ends of the primary side balance winding is in parallel, and different name end is in parallel, auxiliary connection
While be that secondary balances winding by the balance winding on the magnet ring where the pressure winding of equal voltage follower circuit, it is described
The Same Name of Ends of secondary balance winding is in parallel, and different name end is in parallel, and the number of turn of the primary side balance winding is identical, the secondary balance
The number of turn of winding is identical.
The present invention also provides winding one on a kind of transformer, including multiple independent magnet rings, the magnet ring and presses winding, institute
State and a balance winding is also wound on magnet ring, the Same Name of Ends of multiple balance windings is in parallel, the different name of multiple balance windings
End is in parallel, one side of the multiple magnet ring and conjunction, forms a center magnetic pole.
Compared to prior art, passive equalizing circuit of the invention, which can be realized, accurately presses, and corresponding speed is fast, circuit
It is simple in construction.
Brief description of the drawings
Fig. 1 is a passive equalizing circuit in known technology.
Fig. 2 is the first specific embodiment of the invention.
Fig. 3 is the second specific embodiment of the invention.
Fig. 4 is the 3rd specific embodiment of the invention.
Fig. 5 is a physical circuit schematic diagram of the second specific embodiment of the invention.
Embodiment
The technical scheme in embodiment of the present invention will be clearly and completely described below, it is clear that described reality
The mode of applying is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention,
The every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, belongs to this
Invent the scope of protection.
As shown in Fig. 2 a kind of passive equalizing circuit 20, including magnetic ring transformer T more than one, many magnetic ring transformer T's
Magnetic core includes the pressure winding N1 of winding one on two independent magnet ring M1 and M2, the side M1-1 of the magnet ring M1, it is described press around
Group N1 two ends connect the first primary side by equalizer circuit 211, and the pressure winding N2 of winding one, described on the side M2-1 of the magnet ring M2
Pressure winding N2 two ends connect the second primary side by equalizer circuit 212.Winding one balances winding on the side M1-2 of the magnet ring M1
Winding one balances the of the same name of winding Nb2, the balance winding Nb1 and balance winding Nb2 on Nb1, the side M2-2 of the magnet ring M2
End is in parallel, and the different name end that terminal a, the balance winding Nb1 and balance winding Nb2 are formed after parallel connection is in parallel, and end is formed after parallel connection
Sub- b, the magnet ring M1 while the M1-3 and magnet ring M2 while M2-3 and close, form a center magnetic pole Mc.The center magnetic pole
A center winding Nc, the two ends connection secondary output circuit 22 of the center winding Nc are wound on Mc.The transformer T can be real
Existing first primary side is by the primary side of equalizer circuit 211 and second by accurately pressing between equalizer circuit 212.
Referring again to Fig. 3, passive equalizing circuit 30 of the invention can realize multiple primary sides by the pressure between equalizer circuit,
Identified using n multiple in specification, n is natural number more than 1.In Fig. 3, many magnetic ring transformer T include n independent magnet rings
Pressure winding N1 to Nn and balance winding Nb1-Nbn, institute are wound with M1-Mn, each magnet ring M1-Mn identical with described in Fig. 2
The Same Name of Ends for stating balance winding Nb1-Nbn is in parallel, and terminal in parallel is a, and different name end is in parallel, and terminal in parallel is b.Each magnet ring M1-
Mn one side M1-3 to M1-n is simultaneously closed, and forms center magnetic pole Mc.A center winding Nc is wound on the center magnetic pole Mc.Winding N1
It is in parallel by equalizer circuit 311-31n with the first to the n-th primary side respectively to Nn, realize primary side by between equalizer circuit 311-31n
Press.The center winding Nc is in parallel with secondary output circuit 32.Secondary output circuit 32 is by primary side by equalizer circuit 311-31n
Input electric energy transmit to the output end of secondary just output circuit 32.But the present invention is not limited thereto, the secondary output
The output end of circuit 32 can also receive to input electric energy, and transmit it to primary side by equalizer circuit 311-31n input.
Fig. 5 is refer again to, is that the first to the n-th is former in a physical circuit schematic diagram of Fig. 3 specific embodiments, the schematic diagram
While by equalizer circuit 511-51n, respectively including an input capacitance C1-Cn, and a full bridge inverter 5111-51n1, it is described
Input capacitance C1-Cn connects, and realizes the partial pressure to input voltage vin.Secondary output circuit 52 includes a full bridge rectifier
521, realize and rectification is carried out to the voltage that center winding Nc is exported, and exported through electric capacity Co.In the present embodiment, the transformer T
A preferably high frequency transformer.
Fig. 4 show another specific embodiment of the present invention, and passive equalizing circuit 40 described in the embodiment includes magnetic more than one
Ring transformer T, the magnetic core of many magnetic ring transformers includes multiple independent magnet rings, during its middle magnetic ring M1-Mn is one group, the group
Pressure winding N1 to Nn and balance winding Nb1-Nbn are wound with each magnet ring M1-Mn, the balance winding Nb1-Nbn's is same
Name end is in parallel, and terminal in parallel is a, and different name end is in parallel, and terminal in parallel is b；Another part magnet ring M'1-M'n' is one group, the group
In be wound with pressure winding N'1 to N'n and balance winding Nb'1-Nb'n', the balance winding on each magnet ring M'1-M'n'
Nb'1-Nb'n' Same Name of Ends is in parallel, and terminal in parallel is a', and different name end is in parallel, and terminal in parallel is b'；The side M1-3 of all magnet rings
To Mn-3 and M'1-3 to M'n-3 and close, form a center magnetic pole Mc.From unlike embodiment illustrated in fig. 3, the embodiment
Center winding is not wound on the magnetic pole Mc of center.The pressure winding N1 to Nn is respectively with the first to the n-th primary side by equalizer circuit
411-41n is in parallel, and the first to the n-th primary side is connected by the input of equalizer circuit, receives input electric energy, described to press winding
N'1 to N'n' is in parallel by equal voltage follower circuit 421-42n' with the first to the n-th secondary respectively, and the first to the n-th ' the secondary is equal
Voltage follower circuit 421-42n' output end series connection, exports electric energy.N and n' are the natural number more than 1, are both used to
Multiple implication is represented, both can be with equal, can also be unequal.
The present invention the effective of passive equalizing circuit be：
The passive equalizing circuit of the present invention, which can be realized, accurately presses, and corresponding speed is fast, and circuit structure is simple.
The explanation of above example is only intended to the method and its core concept for helping to understand the present invention.It should be pointed out that pair
, under the premise without departing from the principles of the invention, can also be to present invention progress for those skilled in the art
Some improvement and modification, these are improved and modification is also fallen into the protection domain of the claims in the present invention.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of passive equalizing circuit, including magnetic ring transformer more than one, the magnetic core of many magnetic ring transformers include multiple independences
Magnet ring, winding is pressed in winding one on the magnet ring, and the two ends of the pressure winding connect primary side by equalizer circuit, the magnet ring
On also wind a balance winding, the Same Name of Ends of multiple balance windings are in parallel, and the different name ends of multiple balance windings are in parallel,
One side of the multiple magnet ring and conjunction, form a center magnetic pole.
2. a kind of passive equalizing circuit as claimed in claim 1, it is characterised in that wound in the center magnetic pole center around
Group, the two ends connection secondary output circuit of the center winding.
3. a kind of passive equalizing circuit as claimed in claim 1, it is characterised in that a part of institute in multiple pressure windings
The two ends connection primary side of pressure winding is stated by equalizer circuit, presses the two ends of winding to connect secondary described in another part and is pressed defeated
Go out circuit.
4. a kind of passive equalizing circuit as claimed in claim 1, it is characterised in that multiple primary sides are by the input of equalizer circuit
End series connection.
5. a kind of passive equalizing circuit as claimed in claim 4, it is characterised in that the number of turn of multiple pressure windings is identical,
The number of turn of multiple balance windings is identical.
6. a kind of passive equalizing circuit as claimed in claim 4, it is characterised in that primary side is become by equalizer circuit for a full-bridge inverting
Change circuit.
7. a kind of passive equalizing circuit as claimed in claim 2, it is characterised in that the secondary output circuit is a full-bridge rectification
Translation circuit.
8. a kind of passive equalizing circuit as claimed in claim 3, it is characterised in that the secondary is one complete by equal voltage follower circuit
Bridge rectification transformating circuit, multiple secondary are connected by the output end of equal voltage follower circuit.
9. a kind of passive equalizing circuit as claimed in claim 8, it is characterised in that connection primary side is pressed by the described of equalizer circuit
The balance winding is that primary side balances winding on the magnet ring where winding, and the Same Name of Ends of the primary side balance winding is in parallel,
And different name end is in parallel, connection secondary is by the balance winding on the magnet ring where the pressure winding of equal voltage follower circuit
Winding is balanced for secondary, the Same Name of Ends of the secondary balance winding is in parallel, and different name end is in parallel, and the primary side balances the circle of winding
Number is identical, and the number of turn of the secondary balance winding is identical.
Also twined on winding, the magnet ring 10. winding one is pressed on a kind of transformer, including multiple independent magnet rings, the magnet ring
Around a balance winding, the Same Name of Ends of multiple balance windings is in parallel, and the different name end of multiple balance windings is in parallel, described many
One side of individual magnet ring and conjunction, form a center magnetic pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710587894.2A CN107241023A (en) | 2017-07-18 | 2017-07-18 | A kind of passive equalizing circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710587894.2A CN107241023A (en) | 2017-07-18 | 2017-07-18 | A kind of passive equalizing circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107241023A true CN107241023A (en) | 2017-10-10 |
Family
ID=59990633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710587894.2A Pending CN107241023A (en) | 2017-07-18 | 2017-07-18 | A kind of passive equalizing circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107241023A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2220732A (en) * | 1938-01-25 | 1940-11-05 | Gen Electric | Transformer core and method of making the same |
| CN2072722U (en) * | 1990-04-17 | 1991-03-06 | 黑龙江省穆棱电焊机厂 | Stereoscopic radiation type three-phase arc welding transformer |
| CN2257419Y (en) * | 1995-09-22 | 1997-07-02 | 张安城 | Four end on-line anti-interference uninterruptible power supply |
| US6614131B2 (en) * | 2001-01-22 | 2003-09-02 | Stmicroelectronics S.R.L. | Power supply with magnetic reset of saturable amplifier |
| CN101878572A (en) * | 2007-11-27 | 2010-11-03 | 全能智电力股份有限公司 | High voltage fault current limiter having immersed phase coils |
| CN103872922A (en) * | 2014-03-20 | 2014-06-18 | 无锡新洁能股份有限公司 | Integrated magnetic circuit multi-level switching power supply device |
| CN104284480A (en) * | 2014-08-26 | 2015-01-14 | 上海占空比电子科技有限公司 | Isolated type bridgeless electrolytic-capacitor-free low-ripple-wave constant-current power supply of LED lamp |
| CN104851575A (en) * | 2015-06-01 | 2015-08-19 | 江南大学 | Pulse transformer |
| CN105337489A (en) * | 2015-11-17 | 2016-02-17 | 中国北车集团大连机车研究所有限公司 | DC600V auxiliary power supply device and locomotive |
| CN106205975A (en) * | 2016-06-23 | 2016-12-07 | 山东达驰电气有限公司 | A kind of transformator balanced coil structure |
-
2017
- 2017-07-18 CN CN201710587894.2A patent/CN107241023A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2220732A (en) * | 1938-01-25 | 1940-11-05 | Gen Electric | Transformer core and method of making the same |
| CN2072722U (en) * | 1990-04-17 | 1991-03-06 | 黑龙江省穆棱电焊机厂 | Stereoscopic radiation type three-phase arc welding transformer |
| CN2257419Y (en) * | 1995-09-22 | 1997-07-02 | 张安城 | Four end on-line anti-interference uninterruptible power supply |
| US6614131B2 (en) * | 2001-01-22 | 2003-09-02 | Stmicroelectronics S.R.L. | Power supply with magnetic reset of saturable amplifier |
| CN101878572A (en) * | 2007-11-27 | 2010-11-03 | 全能智电力股份有限公司 | High voltage fault current limiter having immersed phase coils |
| CN103872922A (en) * | 2014-03-20 | 2014-06-18 | 无锡新洁能股份有限公司 | Integrated magnetic circuit multi-level switching power supply device |
| CN104284480A (en) * | 2014-08-26 | 2015-01-14 | 上海占空比电子科技有限公司 | Isolated type bridgeless electrolytic-capacitor-free low-ripple-wave constant-current power supply of LED lamp |
| CN104851575A (en) * | 2015-06-01 | 2015-08-19 | 江南大学 | Pulse transformer |
| CN105337489A (en) * | 2015-11-17 | 2016-02-17 | 中国北车集团大连机车研究所有限公司 | DC600V auxiliary power supply device and locomotive |
| CN106205975A (en) * | 2016-06-23 | 2016-12-07 | 山东达驰电气有限公司 | A kind of transformator balanced coil structure |
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