CN206727873U - A kind of high efficiency energy two-way DC converter - Google Patents
A kind of high efficiency energy two-way DC converter Download PDFInfo
- Publication number
- CN206727873U CN206727873U CN201720320349.2U CN201720320349U CN206727873U CN 206727873 U CN206727873 U CN 206727873U CN 201720320349 U CN201720320349 U CN 201720320349U CN 206727873 U CN206727873 U CN 206727873U
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- China
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- electric capacity
- switch
- change
- high efficiency
- efficiency energy
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Abstract
It the utility model is related to a kind of high efficiency energy two-way DC converter, including full control switching device, inductance L1, electric capacity C1, electric capacity C2, electric capacity C3 and change-over switch K1, change-over switch K2, contact A, contact B and transformer T；The full control switching device includes switch S1, switch S2, switch Si1, switch Si2, diode D1 and diode D2.The utility model is combined by simple switching device, inductance capacitance and isolating transformer, both conventional non-isolated direct current energy mapping function can have been realized, isolation circuit function can be set to as needed again, realize non-isolated and isolation circuit conversion on demand, the high efficiency energy application of circuit is realized, meets the engineer applied of different occasions.
Description
Technical field
A kind of electrotechnical, electronic converter technology is the utility model is related to, is that to be related to a kind of high efficiency energy two-way specifically
DC converter.
Background technology
Electrical energy transformer is widely used as a kind of electrotechnical, electronic translation circuit in transformation of electrical energy, common DC converting
Circuit can be realized enters line translation on demand to voltage/current etc..In recent years, as the new energy technologies such as photovoltaic generation, battery fill
The development of the energy storage technologies such as electric discharge, new demand is also brought to new converter circuit, as the important step of its transformation of electrical energy,
Its performance by directly influence these applications function is realisation and operational reliability.Particularly in some existing generations of electricity by new energy
There is the application scenario of energy storage again, it is necessary to there is corresponding two-way type DC transfer circuit, in some existing applications, bidirectional, dc
Translation circuit can be divided into isolation and non-isolated two kinds, according to the different different two-way changings for needing to use simple function
Device circuit is realized.In order to further reduce the cost of application, the reversible transducer circuit of high efficiency energy turns into a kind of research should
Use trend.
Utility model content
The purpose of the utility model is to provide a kind of high efficiency energy bidirectional, dc conversion for overcome the deficiencies in the prior art
Device, the DC converter are combined by simple switching device, inductance capacitance and isolating transformer, can both realize it is conventional it is non-every
From direct current energy mapping function, isolation circuit function can be set to as needed again, realize non-isolated and isolation circuit by
Need to change, realize the high efficiency energy application of circuit, meet the engineer applied of different occasions.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：A kind of high efficiency energy two-way DC converter,
Including full control switching device, inductance L1, electric capacity C1, electric capacity C2, electric capacity C3 and change-over switch K1, change-over switch K2, contact A, touch
Point B and transformer T；The full control switching device includes switch S1, switch S2, switch Si1, switch Si2, diode D1 and two poles
Pipe D2.
Preferably, the electric capacity C1, switch S1, diode D2, inductance L1, electric capacity C2, change-over switch K1, contact A, electric capacity
The positive non-isolated DC transfer circuit of C3 compositions.
Preferably, the electric capacity C1, switch S2, diode D1, inductance L1, electric capacity C2, change-over switch K1, contact A, electric capacity
The reverse non-isolated DC transfer circuit of C3 compositions.
Preferably, the electric capacity C1, switch S1, diode D2, inductance L1, electric capacity C2, transformer T, change-over switch K1, touch
Point B, switch Si1, electric capacity C3 form positive isolated DC translation circuit.
Preferably, the electric capacity C1, switch S2, diode D1, inductance L1, transformer T, switch Si2, change-over switch K1,
Contact B, switch Si2, electric capacity C3 composition reverse isolation type DC transfer circuits.
Preferably, the change-over switch K2 is change-over switch altogether.
Preferably, the transformer T is isolating transformer.
Due to the utilization of above-mentioned technical proposal, the utility model has following advantages compared with prior art：
A kind of high efficiency energy two-way DC converter of the utility model, pass through simple switching device, inductance electricity
Hold and isolating transformer combines, can both realize conventional non-isolated direct current energy mapping function, and can be set to as needed again
Isolation circuit function, non-isolated and isolation circuit conversion on demand is realized, the high efficiency energy application of circuit is realized, meets different fields
The engineer applied of conjunction.
Brief description of the drawings
Technical solutions of the utility model are described further below in conjunction with the accompanying drawings：
Accompanying drawing 1 is a kind of structural circuit schematic diagram of high efficiency energy two-way DC converter of the present utility model；
Accompanying drawing 2 is a kind of non-isolated mode of operation equivalent operation of high efficiency energy two-way DC converter of the present utility model
Circuit diagram；
Accompanying drawing 3 is a kind of equivalent D of isolation mode of operation of high efficiency energy two-way DC converter of the present utility model>Dset
Working circuit diagram；
Accompanying drawing 4 for a kind of high efficiency energy two-way DC converter of the present utility model the equivalent D of isolation mode of operation≤
Dset working circuit diagrams.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the utility model is described in further detail.
Accompanying drawing 1 is a kind of high efficiency energy two-way DC converter described in the utility model, including full control switching device, electricity
Feel L1, electric capacity C1, electric capacity C2, electric capacity C3 and change-over switch K1, change-over switch K2, contact A, contact B and transformer T；It is described complete
Controlling switching device includes switch S1, switch S2, switch Si1, switch Si2, diode D1 and diode D2；The change-over switch K2
For common ground change-over switch；The transformer T is isolating transformer；The change-over switch K1 can be selected to isolate according to application demand
With non-isolated mode of operation, that is, it is non-isolated mode of operation when being switched to contact A point, non-isolated Working mould during make contact B points
Formula.
The non-isolated mode of operation equivalent operation circuit diagram of the present invention as shown in Figure 2, the electric capacity C1, switch S1, two poles
Pipe D2, inductance L1, electric capacity C2, change-over switch K1, contact A, the positive non-isolated DC transfer circuit of electric capacity C3 compositions；The electric capacity
Reversely non-isolated direct current becomes for C1, switch S2, diode D1, inductance L1, electric capacity C2, change-over switch K1, contact A, electric capacity C3 compositions
Change circuit.
It is illustrated in figure 3 isolation mode of operation D>Dset working circuit diagram equivalent circuit diagrams, the electric capacity C1, switch S1,
Diode D2, inductance L1, electric capacity C2, transformer T, change-over switch K1, contact B, switch Si1, the positive isolation of electric capacity C3 compositions are straight
Flow translation circuit；The electric capacity C1, switch S2, diode D1, inductance L1, transformer T, switch Si2, change-over switch K1, contact
B, Si2, electric capacity C3 composition reverse isolation type DC transfer circuit are switched.
It is illustrated in figure 4 isolation mode of operation D≤Dset working circuit diagram equivalent circuit diagrams.In the requirement of D≤Dset patterns
Under, that is, need less input and output voltage no-load voltage ratio, the electric capacity C1, switch S1, diode D2, inductance L1, electric capacity C2, transformation
Device T, change-over switch K1, contact B, switch Si1, electric capacity C3 form positive isolated DC translation circuit；The electric capacity C1, switch
S2, diode D1, inductance L1, transformer T, switch Si2, change-over switch K1, contact B, switch Si2, electric capacity C3 composition reversely every
Release DC transfer circuit.
Under the circuit-mode of accompanying drawing 3 and accompanying drawing 4, common ground selective switchgear K2 is additionally provided with the translation circuit,
Change-over switch K2 is connected under Non-isolation model, realizes input and output side altogether, can be according to using need under isolation mode
Choose whether input and output altogether.
It the above is only concrete application example of the present utility model, do not form any limit to the scope of protection of the utility model
System.All technical schemes formed using equivalent transformation or equivalent replacement, all fall within the utility model rights protection scope it
It is interior.
Claims (7)
- A kind of 1. high efficiency energy two-way DC converter, it is characterised in that：Including full control switching device, inductance L1, electric capacity C1, electricity Hold C2, electric capacity C3 and change-over switch K1, change-over switch K2, contact A, contact B and transformer T；The full control switching device includes Switch S1, switch S2, switch Si1, switch Si2, diode D1 and diode D2.
- A kind of 2. high efficiency energy two-way DC converter according to claim 1, it is characterised in that：The electric capacity C1, open Close the positive non-isolated DC converting electricity of S1, diode D2, inductance L1, electric capacity C2, change-over switch K1, contact A, electric capacity C3 compositions Road.
- A kind of 3. high efficiency energy two-way DC converter according to claim 1, it is characterised in that：The electric capacity C1, open Close S2, diode D1, inductance L1, electric capacity C2, change-over switch K1, contact A, electric capacity C3 compositions reversely non-isolated DC converting electricity Road.
- A kind of 4. high efficiency energy two-way DC converter according to claim 1, it is characterised in that：The electric capacity C1, open Close S1, diode D2, inductance L1, electric capacity C2, transformer T, change-over switch K1, contact B, switch Si1, electric capacity C3 compositions it is positive every From DC transfer circuit.
- A kind of 5. high efficiency energy two-way DC converter according to claim 1, it is characterised in that：The electric capacity C1, open It is reverse to close S2, diode D1, inductance L1, transformer T, switch Si2, change-over switch K1, contact B, switch Si2, electric capacity C3 compositions Isolated DC translation circuit.
- A kind of 6. high efficiency energy two-way DC converter according to claim 1, it is characterised in that：The change-over switch K2 For common ground change-over switch.
- A kind of 7. high efficiency energy two-way DC converter according to claim 1, it is characterised in that：The transformer T is Isolating transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720320349.2U CN206727873U (en) | 2017-03-30 | 2017-03-30 | A kind of high efficiency energy two-way DC converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720320349.2U CN206727873U (en) | 2017-03-30 | 2017-03-30 | A kind of high efficiency energy two-way DC converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206727873U true CN206727873U (en) | 2017-12-08 |
Family
ID=60503776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720320349.2U Expired - Fee Related CN206727873U (en) | 2017-03-30 | 2017-03-30 | A kind of high efficiency energy two-way DC converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206727873U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425711A (en) * | 2017-03-30 | 2017-12-01 | 苏州市职业大学 | A kind of high efficiency energy two-way DC converter and control method |
-
2017
- 2017-03-30 CN CN201720320349.2U patent/CN206727873U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425711A (en) * | 2017-03-30 | 2017-12-01 | 苏州市职业大学 | A kind of high efficiency energy two-way DC converter and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 |
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| CF01 | Termination of patent right due to non-payment of annual fee |