CN106169866A - A kind of Bidirectional up-down volage current transformer promptly drawn for rail vehicle - Google Patents
A kind of Bidirectional up-down volage current transformer promptly drawn for rail vehicle Download PDFInfo
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- CN106169866A CN106169866A CN201610786236.1A CN201610786236A CN106169866A CN 106169866 A CN106169866 A CN 106169866A CN 201610786236 A CN201610786236 A CN 201610786236A CN 106169866 A CN106169866 A CN 106169866A
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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
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
-
- 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
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac 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
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac 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
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
- H02M3/1582—Buck-boost converters
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Abstract
The invention discloses a kind of Bidirectional up-down volage current transformer promptly drawn for rail vehicle; including the front stage circuits being sequentially connected, Bidirectional up-down pressure DC/DC module and late-class circuit; described front stage circuits is connected with contact net or the 3rd rail; described late-class circuit is connected with accumulator; described front stage circuits includes netting side surge absorbing circuit, pre-charge circuit and protection circuit; described late-class circuit includes that pre-charge circuit and protection circuit, described Bidirectional up-down pressure DC/DC module have been used for buck operation to complete the two-way flow of energy.The present invention have simple in construction, easily realize, the advantage such as applied widely.
Description
Technical field
Present invention relates generally to field of track traffic, refer in particular to a kind of Bidirectional up-down pressure promptly drawn for rail vehicle
Current transformer.
Background technology
As a example by subway, subway urgent traction convertor Main Function is the situation in contact net (or the 3rd rail) dead electricity
Under, the electricity of Vehicular accumulator cell is transformed into suitable voltage and supplies the use of main traction convertor, it is achieved promptly leading of railcar
Draw function, make railcar can sail out of specific position (such as river-crossing tunnel etc.) or arrive the next stop, to realize railcar
Transport function, ensures passenger safety to greatest extent.
At present, the implementation of urgent traction convertor subway used is by accumulator (original-pack control electric power storage on car
Pond or the accumulator installed additional) electric boost become needed for DC voltage supply main traction convertor use, to realize subway
Urgent traction function.The maximum shortcoming of this kind of implementation is that urgent traction convertor energy can not two-way flow, it is impossible to complete
The function charged a battery.If original-pack control accumulator provides energy on employing car, natively equipped with controlling to store on car
Electric battery electrifier, is equivalent to accumulator charging and is equipped with a charger, and battery discharging is equipped with again a urgent traction and becomes
Stream device；If using the accumulator installed additional to provide energy, except the urgent traction convertor of battery discharging, also need to join
Put a special battery charger.Either which kind of situation, accumulator is required for being equipped with each one of charging/discharging apparatus, the most greatly
Degree occupies railcar space, the weight adding railcar and cost.
Summary of the invention
The technical problem to be solved in the present invention is that the technical problem existed for prior art, and the present invention provides one
Plant simple in construction, easily realization, the applied widely Bidirectional up-down volage current transformer promptly drawn for rail vehicle.
For solve above-mentioned technical problem, the present invention by the following technical solutions:
A kind of Bidirectional up-down volage current transformer promptly drawn for rail vehicle, including the front stage circuits being sequentially connected, double
To buck DC/DC module and late-class circuit, described front stage circuits is connected with contact net or the 3rd rail, described late-class circuit and storage
Battery is connected, and described front stage circuits includes netting side surge absorbing circuit, pre-charge circuit and protection circuit, described late-class circuit bag
Including pre-charge circuit and protection circuit, described Bidirectional up-down pressure DC/DC module has been used for buck operation to complete energy
Two-way flow.
As a further improvement on the present invention: described Bidirectional up-down pressure DC/DC module include first module, second unit and
Main inductance L1, described first module is identical with the circuit structure of second unit, all uses two-way chopper circuit；Described first is single
One end of unit is connected to A port, and the other end of described first module is connected with one end of second unit by main inductance L1, described
The other end of second unit is connected to B port；Described two-way chopper circuit is for by electric capacity, switching tube group and to assemble with switching tube
The drive circuit of the diode composition closed.
As a further improvement on the present invention: the drive circuit of described first module includes the first electric capacity C1, the first switch
Pipe Q1, the 3rd switching tube Q3, the first diode D1, the 3rd diode D3, each switching tube all coordinates with a diode；Described
The drive circuit of second unit include the second electric capacity C2, second switch pipe Q2, the 4th switching tube Q4, the second diode D2, the 4th
Diode D4, each switching tube all coordinates with a diode；One end of described main inductance L1 be connected to the first switching tube Q1 with
F point between 3rd switching tube Q3, the other end of main inductance L1 is connected to the I between second switch pipe Q2 and the 4th switching tube Q4
Point.
As a further improvement on the present invention: described Bidirectional up-down pressure DC/DC module include first module, second unit and
Main inductance L1, described first module is identical with the circuit structure of second unit, all uses two-way cross chopper circuit, and described the
One end of Unit one is connected to A port, and the other end of described first module is connected with one end of second unit by main inductance L1,
The other end of described second unit is connected to B port；Described two-way cross chopper circuit is by electric capacity, switching tube group, the change of current
Inductance and with switching tube assemble conjunction diode composition H-bridge drive circuit.
As a further improvement on the present invention: the H-bridge drive circuit of described first module includes the first electric capacity C1, first opens
Close pipe Q1, second switch pipe Q2, the 3rd switching tube Q3, the 4th switching tube Q4, the first diode D1, the second diode D2, the 3rd
Diode D3, the 4th diode D4, the first change of current inductance L2, the second change of current inductance L3；Described first switching tube Q1～the 4th opens
Closing pipe Q4 and constitute H bridge, each switching tube all coordinates with a diode, and one end of described first change of current inductance L2 is connected to first
F point between switching tube Q1 and second switch pipe Q2, the other end of described first change of current inductance L2 connects with one end of main inductance L1
Being connected to I point, one end of described second change of current inductance L3 is connected to the H point between the 3rd switching tube Q3 and the 4th switching tube Q4, institute
One end of the other end and main inductance L1 of stating the second change of current inductance L3 is connected to I point.
As a further improvement on the present invention: the H-bridge drive circuit of described second unit includes the second electric capacity C2, the 5th opens
Close pipe Q5, the 6th switching tube Q6, the 7th switching tube Q7, the 8th switching tube Q8, the 5th diode D5, the 6th diode D6, the 7th
Diode D7, the 8th diode D8, the 3rd change of current inductance L4, the 4th change of current inductance L5；Described 5th switching tube Q5～the 8th opens
Closing pipe Q8 and constitute H bridge, each switching tube all coordinates with a diode, and one end of described 3rd change of current inductance L4 is connected to the 7th
M point between diode D7 and the 8th diode D8, the other end of described 3rd change of current inductance L4 connects with one end of main inductance L1
Being connected to J point, one end of described 4th change of current inductance L5 is connected to the K point between the 5th switching tube Q5 and the 6th switching tube Q6, institute
One end of the other end and main inductance L1 of stating the 4th change of current inductance L5 is connected to J point.
As a further improvement on the present invention: described Bidirectional up-down pressure DC/DC module include first module, second unit and
Main inductance L1, described first module uses two-way cross chopper circuit, and one end of described first module is connected to A port, institute
The other end stating first module is connected with one end of second unit by main inductance L1, and the other end of described second unit is connected to
B port；Described two-way cross chopper circuit is by electric capacity, switching tube group, change of current inductance and to assemble two poles of conjunction with switching tube
The H-bridge drive circuit of pipe composition；Described second unit includes the second electric capacity C2, the 5th switching tube Q5, the 6th switching tube Q6 and
Five diode D5, the 6th diode D6, described 5th switching tube Q5 and the 5th diode D5 coordinate, described 6th switching tube Q6 with
6th diode D6 coordinates, and one end of described main inductance L1 is connected with first module, and the other end is connected to described 5th switching tube
M point between Q5 and the 6th switching tube Q6.
As a further improvement on the present invention: described Bidirectional up-down pressure DC/DC module include first module, second unit and
Main inductance L1, described second unit uses two-way cross chopper circuit, and one end of described first module is connected to A port, institute
The other end stating first module is connected with one end of second unit by main inductance L1, and the other end of described second unit is connected to
B port；Described two-way cross chopper circuit is by electric capacity, switching tube group, change of current inductance and to assemble two poles of conjunction with switching tube
The H-bridge drive circuit of pipe composition；Described first module includes the first electric capacity C1, the first switching tube Q1, second switch pipe Q2 and
One diode D1, the second diode D2, described first switching tube Q1 and the first diode D1 coordinate, described second switch pipe Q2 with
Second diode D2 coordinates, and one end of described main inductance L1 is connected to the F point between the first switching tube Q1 and second switch pipe Q2,
The other end is connected with second unit.
As a further improvement on the present invention: described first module and/or second unit breaker in middle pipe be IGBT or
MOSFET semiconductor power device.
As a further improvement on the present invention: in described first module and/or second unit, diode is in switching tube
The anti-diode also of encapsulation.
Compared with prior art, it is an advantage of the current invention that:
The Bidirectional up-down volage current transformer promptly drawn for rail vehicle of the present invention, simple in construction, easily realization, applicable model
Enclosing wide, it uses an energy can be with the step-up/step-down circuit of two-way flow.Power at subway contact net (or the 3rd rail)
Time normal, current transformer will become suitable voltage to charge a battery from the voltage transformation of contact net (or the 3rd rail)；In contact
In the case of net (or the 3rd rail) dead electricity, the electricity of accumulator is transformed into suitable voltage and supplies main traction current transformation by current transformer
Device, to realize the urgent traction function of railcar.The present invention can be by original battery charger and urgent traction current transformation
Device unites two into one, and reduces the cost of railcar, weight, has saved space.
Accompanying drawing explanation
Fig. 1 is the circuit structure principle schematic of the present invention.
Fig. 2 is that Bidirectional up-down of the present invention presses DC/DC module circuit structure principle schematic in specific embodiment 1.
Fig. 3 is that Bidirectional up-down of the present invention presses DC/DC module circuit structure principle schematic in specific embodiment 2.
Fig. 4 is that Bidirectional up-down of the present invention presses DC/DC module circuit structure principle schematic in specific embodiment 3.
Fig. 5 is that Bidirectional up-down of the present invention presses DC/DC module circuit structure principle schematic in specific embodiment 4.
Marginal data:
1, first module；2, second unit；100, front stage circuits；200, Bidirectional up-down pressure DC/DC module；300, rear class electricity
Road.
Detailed description of the invention
Below with reference to Figure of description and specific embodiment, the present invention is described in further details.
As it is shown in figure 1, the Bidirectional up-down volage current transformer promptly drawn for rail vehicle of the present invention, including being sequentially connected
Front stage circuits 100, Bidirectional up-down pressure DC/DC module 200 and late-class circuit 300, front stage circuits 100 and contact net or the 3rd rail
Being connected, late-class circuit 300 is connected with accumulator, described front stage circuits 100 include net side surge absorbing circuit, pre-charge circuit and
Protection circuit, described late-class circuit 300 includes that pre-charge circuit and protection circuit, described Bidirectional up-down pressure DC/DC module 200 are used
Complete buck operation to complete the two-way flow of energy.
When subway contact net (or the 3rd rail) is powered normal, the unidirectional current of contact net (or the 3rd rail) is passed through by current transformer
Blood pressure lowering or liter are pressed into suitable voltage and are supplied to accumulator, complete accumulator charge function.When battery tension is higher than contact
During net (or the 3rd rail), current transformer is operated in decompression mode；When battery tension is less than contact net (or the 3rd rail), current transformer
It is operated in boost mode.
When subway contact net (or the 3rd rail) power failure, current transformer by the unidirectional current of accumulator through blood pressure lowering or liter
It is pressed into suitable voltage and supplies main traction convertor, complete the urgent traction function of railcar.When main traction convertor needs
Voltage is higher than battery tension, and current transformer is operated in boost mode；When main traction convertor required voltage is less than storage battery
Pressure, current transformer is operated in decompression mode.
Bidirectional up-down pressure DC/DC module 2 can select concrete circuit structure according to actual needs.
In concrete application example 1, as in figure 2 it is shown, Bidirectional up-down pressure DC/DC module 200 includes first module 1, second
Unit 2 and main inductance L1, first module 1 is identical with the circuit structure of second unit 2, all uses two-way chopper circuit, and first
One end of unit 1 is connected to A port, and the other end of first module 1 is connected with one end of second unit 2 by main inductance L1, the
The other end of two unit 2 is connected to B port.This two-way chopper circuit is for by electric capacity, switching tube group and to assemble conjunction with switching tube
Diode composition drive circuit.
In concrete application example, switching tube can use the semiconductor power devices such as IGBT or MOSFET according to actual needs
Part.Diode can be the anti-diode also of encapsulation in switching tube.
In the present embodiment, the drive circuit of first module 1 includes the first electric capacity C1, the first switching tube Q1, the 3rd switch
Pipe Q3, the first diode D1, the 3rd diode D3, each switching tube all coordinates with a diode.The driving electricity of second unit 2
Road includes the second electric capacity C2, second switch pipe Q2, the 4th switching tube Q4, the second diode D2, the 4th diode D4, each switch
Mono-diode of Guan Junyu coordinates.One end of main inductance L1 is connected to the F point between the first switching tube Q1 and the 3rd switching tube Q3,
The other end of main inductance L1 is connected to the I point between second switch pipe Q2 and the 4th switching tube Q4.
Following table is the state of switching tube under the various mode of operation of current transformer:
In concrete application example 2, as it is shown on figure 3, Bidirectional up-down pressure DC/DC module 20 includes that first module 1, second is single
Unit 2 and main inductance L1, first module 1 is identical with the circuit structure of second unit 2, all uses two-way cross chopper circuit, the
One end of one unit 1 is connected to A port, and the other end of first module 1 is connected with one end of second unit 2 by main inductance L1,
The other end of second unit 2 is connected to B port.This two-way cross chopper circuit be by electric capacity, switching tube group, change of current inductance and
The H-bridge drive circuit of the diode composition of conjunction is assembled with switching tube.
In concrete application example, switching tube can use the semiconductor power devices such as IGBT or MOSFET according to actual needs
Part.Diode can be the anti-diode also of encapsulation in switching tube.
In the present embodiment, the H-bridge drive circuit of first module 1 includes the first electric capacity C1, the first switching tube Q1, second opens
Close pipe Q2, the 3rd switching tube Q3, the 4th switching tube Q4, the first diode D1, the second diode D2, the 3rd diode D3, the 4th
Diode D4, the first change of current inductance L2, the second change of current inductance L3.First switching tube Q1～the 4th switching tube Q4 constitutes H bridge, each
Switching tube all coordinates with a diode, and one end of the first change of current inductance L2 is connected to the first switching tube Q1 and second switch pipe Q2
Between F point, the other end of the first change of current inductance L2 and one end of main inductance L1 are connected to I point, the one of the second change of current inductance L3
The H point that end is connected between the 3rd switching tube Q3 and the 4th switching tube Q4, the other end of the second change of current inductance L3 and main inductance L1
One end be connected to I point.
In the present embodiment, the H-bridge drive circuit of second unit 2 includes the second electric capacity C2, the 5th switching tube Q5, the 6th opens
Close pipe Q6, the 7th switching tube Q7, the 8th switching tube Q8, the 5th diode D5, the 6th diode D6, the 7th diode D7, the 8th
Diode D8, the 3rd change of current inductance L4, the 4th change of current inductance L5.5th switching tube Q5～the 8th switching tube Q8 constitutes H bridge, each
Switching tube all coordinates with a diode, and one end of the 3rd change of current inductance L4 is connected to the 7th diode D7 and the 8th diode D8
Between M point, the other end of the 3rd change of current inductance L4 and one end of main inductance L1 are connected to J point, the one of the 4th change of current inductance L5
The K point that end is connected between the 5th switching tube Q5 and the 6th switching tube Q6, the other end of the 4th change of current inductance L5 and main inductance L1
One end be connected to J point.
Foregoing circuit based on the present invention, its Working state analysis is as follows:
1. when energy is flowed to B port by A port:
1.1 boost operating mode analyses；
Switching tube Q1, Q3 tend to remain on, and switching tube Q2, Q4, Q5, Q7 are held off, and switching tube Q6, Q8 work
At on off state, now circuit equivalent is in a staggered copped wave booster circuit.Switching tube Q6, Q8 alternation switch, diode D5, D6
Alternately afterflow, change of current inductance L4, L5 alternation.
1.2 blood pressure lowering working pattern analysis
Switching tube Q1, Q3 are operated on off state, and switching tube Q5, Q7 tend to remain on, and switching tube Q2, Q4, Q6, Q8 protect
Holding off state, now circuit equivalent is in a staggered chopping depressuring circuit.Switching tube Q1, Q3 alternation switch, diode D2, D4
Alternately afterflow, change of current inductance L2, L3 alternation.
2. when energy is flowed to A port by B port:
2.1 boost operating mode analyses；
Switching tube Q1, Q3, Q6, Q8 are held off, and switching tube Q5, Q7 tend to remain on, and switching tube Q2, Q4 work
At on off state, now circuit equivalent is in a staggered copped wave booster circuit.Switching tube Q2, Q4 alternation switch, diode D1, D3
Alternately afterflow, change of current inductance L2, L3 alternation.
2.2 blood pressure lowering working pattern analysis
Switching tube Q1, Q3 keep opening state, and switching tube Q5, Q7 are operated on off state, and switching tube Q2, Q4, Q6, Q8 protect
Holding off state, now circuit equivalent is in a chopping depressuring circuit.Switching tube Q5, Q7 alternation switch, diode D6, D8 are alternately
Afterflow, change of current inductance L4, L5 alternation.
In concrete application example 3, as shown in Figure 4, Bidirectional up-down pressure DC/DC module 200 includes first module 1, second
Unit 2 and main inductance L1, the circuit structure of first module 1 and second unit 2 differs, and first module 1 uses two-way cross to cut
Ripple device circuit, one end of first module 1 is connected to A port, and the other end of first module 1 is by main inductance L1 and second unit 2
One end connect, the other end of second unit 2 is connected to B port.This two-way cross chopper circuit is by electric capacity, switching tube
Group, change of current inductance and with switching tube assemble conjunction diode composition H-bridge drive circuit.Second unit 2 include the second electric capacity C2,
5th switching tube Q5, the 6th switching tube Q6 and the 5th diode D5, the 6th diode D6, the 5th switching tube Q5 and the 5th diode
D5 coordinates, and the 6th switching tube Q6 and the 6th diode D6 coordinates, and one end of main inductance L1 is connected with first module 1, and the other end is even
It is connected to the M point between the 5th switching tube Q5 and the 6th switching tube Q6.The two-way cross chopper circuit of first module 1 and embodiment
2 consistent, the operation principle of the present invention is substantially similar with above-described embodiment 2, just repeats no more at this.
In concrete application example 4, as it is shown in figure 5, Bidirectional up-down pressure DC/DC module 200 includes first module 1, second
Unit 2 and main inductance L1, the circuit structure of first module 1 and second unit 2 differs, and second unit 2 uses two-way cross to cut
Ripple device circuit, one end of first module 1 is connected to A port, and the other end of first module 1 is by main inductance L1 and second unit 2
One end connect, the other end of second unit 2 is connected to B port.This two-way cross chopper circuit is by electric capacity, switching tube
Group, change of current inductance and with switching tube assemble conjunction diode composition H-bridge drive circuit.First module 1 include the first electric capacity C1,
First switching tube Q1, second switch pipe Q2 and the first diode D1, the second diode D2, the first switching tube Q1 and the first diode
D1 coordinates, and second switch pipe Q2 and the second diode D2 coordinates, and one end of main inductance L1 is connected to the first switching tube Q1 and second
F point between switching tube Q2, the other end is connected with second unit 2.The two-way cross chopper circuit of second unit 2 and embodiment
2 consistent, the operation principle of the present invention is substantially similar with above-described embodiment 2, just repeats no more at this.
Below being only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that, for the art
For those of ordinary skill, some improvements and modifications without departing from the principles of the present invention, should be regarded as the protection of the present invention
Scope.
Claims (10)
1. the Bidirectional up-down volage current transformer promptly drawn for rail vehicle, it is characterised in that before including being sequentially connected
Level circuit (100), Bidirectional up-down pressure DC/DC module (200) and late-class circuit (300), described front stage circuits (100) and contact net
Or the 3rd rail be connected, described late-class circuit (300) is connected with accumulator, and described front stage circuits (100) includes net side surge absoption
Circuit, pre-charge circuit and protection circuit, described late-class circuit (300) includes pre-charge circuit and protection circuit, described two-way
Buck DC/DC module (200) has been used for buck operation to complete the two-way flow of energy.
The Bidirectional up-down volage current transformer promptly drawn for rail vehicle the most according to claim 1, it is characterised in that institute
State Bidirectional up-down pressure DC/DC module (200) and include first module (1), second unit (2) and main inductance L1, described first module
(1) identical with the circuit structure of second unit (2), all use two-way chopper circuit；One end of described first module (1) connects
In A port, the other end of described first module (1) is connected with one end of second unit (2) by main inductance L1, and described second is single
The other end of unit (2) is connected to B port；Described two-way chopper circuit is for by electric capacity, switching tube group and to assemble conjunction with switching tube
Diode composition drive circuit.
The Bidirectional up-down volage current transformer promptly drawn for rail vehicle the most according to claim 2, it is characterised in that institute
State the drive circuit of first module (1) include the first electric capacity C1, the first switching tube Q1, the 3rd switching tube Q3, the first diode D1,
3rd diode D3, each switching tube all coordinates with a diode；The drive circuit of described second unit (2) includes the second electricity
Hold C2, second switch pipe Q2, the 4th switching tube Q4, the second diode D2, the 4th diode D4, each switching tube all with one two
Pole pipe coordinates；One end of described main inductance L1 is connected to the F point between the first switching tube Q1 and the 3rd switching tube Q3, main inductance L1
The other end be connected to the I point between second switch pipe Q2 and the 4th switching tube Q4.
The Bidirectional up-down volage current transformer promptly drawn for rail vehicle the most according to claim 1, it is characterised in that institute
State Bidirectional up-down pressure DC/DC module (200) and include first module (1), second unit (2) and main inductance L1, described first module
(1) identical with the circuit structure of second unit (2), all use two-way cross chopper circuit, one end of described first module (1)
Being connected to A port, the other end of described first module (1) is connected with one end of second unit (2) by main inductance L1, and described the
The other end of Unit two (2) is connected to B port；Described two-way cross chopper circuit is by electric capacity, switching tube group, change of current inductance
And the H-bridge drive circuit of the diode composition of conjunction is assembled with switching tube.
The Bidirectional up-down volage current transformer promptly drawn for rail vehicle the most according to claim 4, it is characterised in that institute
The H-bridge drive circuit stating first module (1) includes the first electric capacity C1, the first switching tube Q1, second switch pipe Q2, the 3rd switching tube
Q3, the 4th switching tube Q4, the first diode D1, the second diode D2, the 3rd diode D3, the 4th diode D4, first change of current
Inductance L2, the second change of current inductance L3；Described first switching tube Q1～the 4th switching tube Q4 constitutes H bridge, and each switching tube is all with one
Individual diode coordinates, and one end of described first change of current inductance L2 is connected to the F between the first switching tube Q1 and second switch pipe Q2
Point, the described other end of the first change of current inductance L2 and one end of main inductance L1 are connected to I point, the one of described second change of current inductance L3
The H point that end is connected between the 3rd switching tube Q3 and the 4th switching tube Q4, the other end of described second change of current inductance L3 and main electricity
One end of sense L1 is connected to I point.
The Bidirectional up-down volage current transformer promptly drawn for rail vehicle the most according to claim 4, it is characterised in that institute
The H-bridge drive circuit stating second unit (2) includes the second electric capacity C2, the 5th switching tube Q5, the 6th switching tube Q6, the 7th switching tube
Q7, the 8th switching tube Q8, the 5th diode D5, the 6th diode D6, the 7th diode D7, the 8th diode D8, the 3rd change of current
Inductance L4, the 4th change of current inductance L5；Described 5th switching tube Q5～the 8th switching tube Q8 constitutes H bridge, and each switching tube is all with one
Individual diode coordinates, and one end of described 3rd change of current inductance L4 is connected to the M between the 7th diode D7 and the 8th diode D8
Point, the described other end of the 3rd change of current inductance L4 and one end of main inductance L1 are connected to J point, the one of described 4th change of current inductance L5
The K point that end is connected between the 5th switching tube Q5 and the 6th switching tube Q6, the other end of described 4th change of current inductance L5 and main electricity
One end of sense L1 is connected to J point.
The Bidirectional up-down volage current transformer promptly drawn for rail vehicle the most according to claim 1, it is characterised in that institute
State Bidirectional up-down pressure DC/DC module (200) and include first module (1), second unit (2) and main inductance L1, described first module
(1) using two-way cross chopper circuit, one end of described first module (1) is connected to A port, described first module (1)
The other end is connected with one end of second unit (2) by main inductance L1, and the other end of described second unit (2) is connected to B port；
Described two-way cross chopper circuit is by electric capacity, switching tube group, change of current inductance and to assemble the diode of conjunction with switching tube and form
H-bridge drive circuit；Described second unit (2) includes the second electric capacity C2, the 5th switching tube Q5, the 6th switching tube Q6 and the five or two
Pole pipe D5, the 6th diode D6, described 5th switching tube Q5 and the 5th diode D5 coordinate, described 6th switching tube Q6 and the 6th
Diode D6 coordinates, and one end of described main inductance L1 is connected with first module (1), and the other end is connected to described 5th switching tube Q5
And the M point between the 6th switching tube Q6.
The Bidirectional up-down volage current transformer promptly drawn for rail vehicle the most according to claim 1, it is characterised in that institute
State Bidirectional up-down pressure DC/DC module (200) and include first module (1), second unit (2) and main inductance L1, described second unit
(2) using two-way cross chopper circuit, one end of described first module (1) is connected to A port, described first module (1)
The other end is connected with one end of second unit (2) by main inductance L1, and the other end of described second unit (2) is connected to B port；
Described two-way cross chopper circuit is by electric capacity, switching tube group, change of current inductance and to assemble the diode of conjunction with switching tube and form
H-bridge drive circuit；Described first module (1) includes the first electric capacity C1, the first switching tube Q1, second switch pipe Q2 and the one or two
Pole pipe D1, the second diode D2, described first switching tube Q1 and the first diode D1 coordinate, described second switch pipe Q2 and second
Diode D2 coordinates, and one end of described main inductance L1 is connected to the F point between the first switching tube Q1 and second switch pipe Q2, another
End is connected with second unit (2).
9. according to the Bidirectional up-down volage current transformer promptly drawn for rail vehicle described in any one in claim 2～8,
It is characterized in that, described first module (1) and/or second unit (2) breaker in middle pipe are IGBT or MOSFET semiconductor power device
Part.
10. according to the Bidirectional up-down buckling stream promptly drawn for rail vehicle described in any one in claim 2～8
Device, it is characterised in that in described first module (1) and/or second unit (2), diode is to encapsulate two the most also in switching tube
Pole is managed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610786236.1A CN106169866A (en) | 2016-08-31 | 2016-08-31 | A kind of Bidirectional up-down volage current transformer promptly drawn for rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610786236.1A CN106169866A (en) | 2016-08-31 | 2016-08-31 | A kind of Bidirectional up-down volage current transformer promptly drawn for rail vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106169866A true CN106169866A (en) | 2016-11-30 |
Family
ID=57376250
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610786236.1A Pending CN106169866A (en) | 2016-08-31 | 2016-08-31 | A kind of Bidirectional up-down volage current transformer promptly drawn for rail vehicle |
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| Country | Link |
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| CN (1) | CN106169866A (en) |
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| CN102487220A (en) * | 2010-12-03 | 2012-06-06 | 上海同沪电气科技股份有限公司 | Vehicle-mounted hybrid energy storage device applied to urban rail transit |
| WO2014063876A1 (en) * | 2012-10-25 | 2014-05-01 | Robert Bosch Gmbh | Circuit arrangement and method for pre-charging a capacitive component |
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| CN104901536A (en) * | 2015-06-08 | 2015-09-09 | 南车青岛四方机车车辆股份有限公司 | Bidirectional DC-DC voltage boosting and reduction system and energy storage system |
| CN104917198A (en) * | 2015-06-08 | 2015-09-16 | 南车青岛四方机车车辆股份有限公司 | Energy storage system control device and method |
| CN206149138U (en) * | 2016-08-31 | 2017-05-03 | 长沙广义变流技术有限公司 | Be used for urgent trailing two -way lift volage current transformer of rail vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102487220A (en) * | 2010-12-03 | 2012-06-06 | 上海同沪电气科技股份有限公司 | Vehicle-mounted hybrid energy storage device applied to urban rail transit |
| WO2014063876A1 (en) * | 2012-10-25 | 2014-05-01 | Robert Bosch Gmbh | Circuit arrangement and method for pre-charging a capacitive component |
| CN203896014U (en) * | 2014-05-19 | 2014-10-22 | 华北科技学院 | Bidirectional DC/DC converter control system capable of realizing accumulation and regeneration of electric energy |
| CN204615647U (en) * | 2015-05-12 | 2015-09-02 | 江苏固德威电源科技有限公司 | Bidirectional up-down pressure DC transfer circuit |
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