CN208226863U - Regenerating braking energy energy storage energy consumption mixed type twin voltage standard absorption plant - Google Patents
Regenerating braking energy energy storage energy consumption mixed type twin voltage standard absorption plant Download PDFInfo
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- CN208226863U CN208226863U CN201820830308.2U CN201820830308U CN208226863U CN 208226863 U CN208226863 U CN 208226863U CN 201820830308 U CN201820830308 U CN 201820830308U CN 208226863 U CN208226863 U CN 208226863U
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Abstract
The utility model discloses a kind of regenerating braking energy energy storage energy consumption mixed type twin voltage standard absorption plants, including breaker, isolating switch cabinet, copped wave module, unsteady flow module, control unit, display unit, double-standard absorption resistance module and double-standard supercapacitor group, described breaker one end is connected with DC power supply, breaker input terminal with copped wave module respectively after isolating switch cabinet, the input terminal of unsteady flow module is connected, the output end of copped wave module is connected with double-standard absorption resistance module, the output end of unsteady flow module is connected with double-standard supercapacitor group, control unit respectively with copped wave module, unsteady flow module, display unit, double-standard absorption resistance module and double-standard supercapacitor group are connected.The utility model is equipped with copped wave module and unsteady flow module simultaneously, and resistance is consumed energy and is combined with capacitive energy storage, regenerating braking energy can be fully absorbed and provide haulage capacity for train, has energy conservation and environmental protection and pressure stabilization function.
Description
Technical field
The utility model relates to a kind of regenerating braking energy energy storage energy consumption mixed type twin voltage standard absorption plants.
Background technique
The regenerating braking energy processing method of urban rail transit vehicles is broadly divided into resistance energy-dissipating type, inversion feedback at present
Type and capacitor energy storage type.Resistance energy-dissipating type is that the regeneration energy for generating train braking passes through vehicle-mounted resistance or earth resistance
Mode is consumed, and major defect is that braking energy is consumed by resistance in the form generated heat in vain, not energy-efficient, not environmentally,
Do not have energy supplement function when train traction simultaneously；Inversion feedback type is led in Way of Regenerating Energy Feedback to AC network
Want the disadvantage is that by influence on tidal flow, the energy of feedback cannot in time by subway exchange Intranet consumption, have it is larger at city's net is diverted into, together
When feedback grid harmonic content it is larger, have a certain impact to the safe operation of power grid；Capacitor energy storage type is will to regenerate energy
Absorb storage by capacitor group, when train traction discharges again, and major defect is that equipment volume is larger, storage energy has
Limit, higher cost.
In addition, subway generally uses 1500V 750V direct current system to power, although the subway line set for one
For, voltage form is unique, but remaining numerous application, such as in the test run line of locomotive works, is existed simultaneously
1500V and 750V twin voltage standard is needed under this operating condition with the factory debugging demand that this meets different voltages standard vehicle
The absorption plant of two kinds of voltage forms is respectively set, not only increases use cost, there is also unhandy when practical application
Drawback.
Summary of the invention
In order to solve the above-mentioned technical problem, it is simple, highly reliable, easy to use again to provide a kind of structure for the utility model
Raw braking energy energy storage energy consumption mixed type twin voltage standard absorption plant.
The technical solution that the utility model solves the above problems is: a kind of double electricity of regenerating braking energy energy storage energy consumption mixed type
Pressing type absorption plant, including breaker, isolating switch cabinet, copped wave module, unsteady flow module, control unit, display unit, double systems
Formula absorption resistance module and double-standard supercapacitor group, described breaker one end are connected with DC power supply, the breaker other end
Be connected with the input terminal of isolating switch cabinet, the output end of isolating switch cabinet respectively with the input terminal of copped wave module, unsteady flow module
Input terminal is connected, and the output end of the copped wave module is connected with double-standard absorption resistance module, the output end of the unsteady flow module
Be connected with double-standard supercapacitor group, described control unit respectively with copped wave module, unsteady flow module, display unit, double-standard
Absorption resistance module and double-standard supercapacitor group are connected.
Above-mentioned regenerating braking energy energy storage is consumed energy mixed type twin voltage standard absorption plant, and the isolating switch cabinet includes the
One switch, the normally opened contact of the first relay, the normally opened contact of the second relay, first resistor, first diode, the first inductance
And first capacitor, one end of the first switch connect DC power anode, the other end of first switch after dc circuit breaker
Successively connect one end of the first inductance after the normally opened contact of the second relay, first resistor, first relay it is normally opened
One end of contact is connected between the other end of first switch and the normally opened contact of the second relay, the normally opened touching of the first relay
The another of point terminates between first resistor and the first inductance, one end connection of the anode, first capacitor of the first diode
The cathode of DC power supply, the cathode of first diode connect one end of the first inductance, the first electricity of other end connection of first capacitor
The other end of sense, output end of the other end of first inductance as isolating switch cabinet, the output end of isolating switch cabinet are divided into
Two-way, wherein first via output connects the input terminal of copped wave module after second switch, and the output of the second tunnel connects after third switchs
Connect the input terminal of unsteady flow module.
Above-mentioned regenerating braking energy energy storage energy consumption mixed type twin voltage standard absorption plant, the copped wave module includes multiple
Copped wave unit in parallel, each copped wave unit includes the second capacitor, third capacitor, second resistance, the first field-effect tube, second
Diode, the second field-effect tube, third diode, the leakage of second capacitor one end, third capacitor one end, the first field-effect tube
Pole links together and connects the first via output of isolating switch cabinet, and the second capacitor other end, the third capacitor other end connect
Connect DC power cathode, the second resistance is attempted by the second capacitor both ends, the cathode connection first of second diode
The drain electrode of effect pipe, the source electrode of anode the first field-effect tube of connection of the second diode, the grid of the first field-effect tube and control
Unit is connected, and the source electrode of second field-effect tube, the anode of third diode connect DC power cathode, the second field-effect tube
Drain electrode, the cathode of third diode, the source electrode of the first field-effect tube links together and the output end as copped wave unit,
The grid of two field-effect tube is hanging.
Above-mentioned regenerating braking energy energy storage energy consumption mixed type twin voltage standard absorption plant, the unsteady flow module includes multiple
Current transforming unit in parallel, each current transforming unit include the 4th capacitor, the 5th capacitor, third field-effect tube, the 4th field-effect tube,
The drain electrode of 4th diode, the 5th diode, described 4th capacitor one end, the 5th capacitor one end, third field-effect tube is connected to
Together and the second tunnel output of isolating switch cabinet is connected, the 4th capacitor other end, the 5th capacitor other end connection DC power supply are negative
Pole, the drain electrode of the cathode connection third field-effect tube of the 4th capacitor, the anode connection third field-effect tube of the 4th capacitor
Source electrode, the source electrode of the 4th field-effect tube, the anode of the 5th diode connect DC power cathode, the leakage of the 4th field-effect tube
Pole, the cathode of the 5th diode, third field-effect tube source electrode link together and the output end as current transforming unit, third field
Effect pipe, the 4th field-effect tube grid connect control unit.
Above-mentioned regenerating braking energy energy storage energy consumption mixed type twin voltage standard absorption plant, the double-standard absorption resistance mould
Block includes multiple resistance absorption units, and the quantity of resistance absorption unit is identical as the quantity of copped wave unit, each resistance absorption list
Member includes first absorption resistance, second absorption resistance and a first choice switch, the first choice switch
Including a non-moving end, first moved end and second moved end, one end of first absorption resistance and corresponding copped wave list
Member output end be connected, the other end of the first absorption resistance is connected with one end of the second absorption resistance, the second absorption resistance it is another
One end is connect with the first moved end that first choice switchs, the cathode of the non-moving end connection DC power supply of first choice switch, and first
Selection switch the second moved end be connected between the first absorption resistance and the second absorption resistance, first choice switch control terminal with
Control unit is connected.
Above-mentioned regenerating braking energy energy storage energy consumption mixed type twin voltage standard absorption plant, the double-standard supercapacitor
Group includes first capacitor device group, the second capacitor group, the second selection switch, third selection switch, the second selection switch, the
Three selection switches include a non-moving end, first moved end and second moved end, one end of the first capacitor device group
It links together with the non-moving end of third selection switch and connect the output end of all current transforming units, the first capacitor device group
The non-moving end of other end connection the second selection switch, the first moved end of the second selection switch connect DC power cathode, the second choosing
The second moved end for selecting switch connects one end of the second capacitor group, and the first moved end of the third selection switch connects the second capacitor
Second moved end of one end of device group, third selection switch is hanging, and the other end connection DC power supply of the second capacitor group is negative
Pole, the control terminal that the second selection switch, third selection switch are connected with control unit.
Above-mentioned regenerating braking energy energy storage energy consumption mixed type twin voltage standard absorption plant, the unsteady flow module has two-way
Unsteady flow function, when train braking, regenerating braking energy energy storage energy consumption mixed type twin voltage standard absorption plant starts change first
Flow module when unsteady flow module is not enough to absorb braking energy, and then starts copped wave module, when train traction, regenerative braking
Energy energy storage energy consumption mixed type twin voltage standard absorption plant starts unsteady flow module, provides auxiliary energy for train traction.
The utility model has the beneficial effects that:
1, the utility model is equipped with copped wave module and unsteady flow module simultaneously, and resistance is consumed energy and is combined with capacitive energy storage, both
Regenerating braking energy can be fully absorbed, and haulage capacity can be provided for train, certain energy conservation and environmental protection and pressure stabilizing is played and makees
With.
2, the copped wave of the utility model and unsteady flow are all made of modularized design, and module number can be increased according to actual needs
Subtracting, the failure of several modules exits the normal operation that will not influence device residue module, so improve the reliability of device.
3, the utility model has twin voltage standard handoff functionality, integrates two kinds of voltage form operating modes, a set of
Equipment can meet the work requirements under different voltages standard simultaneously, improve the operability of practical application, reduce and be applied to
This.
Detailed description of the invention
Fig. 1 is the overall structure block diagram of the utility model.
Fig. 2 is circuit diagram in Fig. 1.
Fig. 3 is the circuit diagram of copped wave unit in Fig. 2.
Fig. 4 is the circuit diagram of current transforming unit in Fig. 2.
Fig. 5 is the circuit diagram of resistance absorption unit in Fig. 2.
Fig. 6 is the circuit diagram of double-standard supercapacitor group in Fig. 2.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples.
As shown in Figure 1 and Figure 2, a kind of regenerating braking energy energy storage energy consumption mixed type twin voltage standard absorption plant, including it is disconnected
Road device, isolating switch cabinet 1, copped wave module 2, unsteady flow module 3, control unit, display unit, 4 and of double-standard absorption resistance module
Double-standard supercapacitor group 5, described breaker one end are connected with DC power supply, the breaker other end and isolating switch cabinet 1
Input terminal is connected, and the output end of isolating switch cabinet 1 is connected with the input terminal of the input terminal of copped wave module 2, unsteady flow module 3 respectively,
The output end of the copped wave module 2 is connected with double-standard absorption resistance module 4, the output end and double-standard of the unsteady flow module 3
Supercapacitor group 5 is connected, and described control unit absorbs electricity with copped wave module 2, unsteady flow module 3, display unit, double-standard respectively
It hinders module 4 and double-standard supercapacitor group 5 is connected.
As shown in Fig. 2, the isolating switch cabinet 1 includes first switch QS, the normally opened contact of the first relay KM1, second
Normally opened contact, first resistor R1, first diode VD, the first inductance L1 and the first capacitor C1 of relay KM2, described first opens
The one end for closing QS connects DC power anode after dc circuit breaker, and the other end of first switch QS is successively through the second relay
One end of the first inductance L1 is connected after the normally opened contact of KM2, first resistor R1, the normally opened contact of the first relay KM1
One end is connected between the other end of first switch QS and the normally opened contact of the second relay KM2, and the first relay KM1's is normally opened
The another of contact terminates between first resistor R1 and the first inductance L1, anode, the first capacitor C1 of the first diode VD
One end connection DC power supply cathode, the cathode of first diode VD connects one end of the first inductance L1, first capacitor C1's
The other end of the first inductance L1 of other end connection, output end of the other end of the first inductance L1 as isolating switch cabinet 1, every
Output end from switchgear 1 is divided into two-way, and wherein first via output connects the input terminal of copped wave module 2 after second switch, the
The output of two tunnels connects the input terminal of unsteady flow module 3 after third switchs.
The copped wave module 2 only works in train braking, the extra braking that can not be absorbed to absorb unsteady flow module 3
Energy, and copped wave module 2 uses modularized design thinking, module number number, determine according to actual needs.Copped wave module
2 include multiple parallel connections copped wave units, as shown in figure 3, each copped wave unit include the second capacitor Cb1, third capacitor Cq1,
Second resistance, the first field-effect tube VT1A, the second diode, the second field-effect tube VT1B, third diode, second capacitor
The drain electrode of the one end Cb1, the one end third capacitor Cq1, the first field-effect tube VT1A links together and connects the of isolating switch cabinet 1
It exports all the way, the second capacitor Cb1 other end, the third capacitor Cq1 other end connect DC power cathode, the second resistance
The second both ends capacitor Cb1 are attempted by, the cathode of second diode connects the drain electrode of the first field-effect tube VT1A, the two or two pole
The source electrode of the first field-effect tube VT1A of anode connection of pipe, the grid of the first field-effect tube VT1A is connected with control unit, described
The source electrode of second field-effect tube VT1B, the anode of third diode connect DC power cathode, the leakage of the second field-effect tube VT1B
Pole, the cathode of third diode, the first field-effect tube VT1A source electrode link together and the output end as copped wave unit,
The grid of two field-effect tube VT1B is hanging.
The unsteady flow module 3 has Bidirectional variable-flow function, and when train braking, unsteady flow module 3 is equivalent to Buck decompression work
Operation mode, whole device start unsteady flow module 3 first, carry out absorption storage to regenerating braking energy；When train traction, unsteady flow
Module 3 is equivalent to Boost boost operating mode, and whole device discharges the regeneration energy stored when braking to DC grid, is
Train traction provides auxiliary energy.Unsteady flow module 3 also use modularized design thinking, module number number, according to practical need
It asks to determine.Unsteady flow module 3 includes the current transforming unit of multiple parallel connections, as shown in figure 4, each current transforming unit includes the 4th capacitor
C10, the 5th capacitor CV11, third field-effect tube VT11, the 4th field-effect tube VT12, the 4th diode, the 5th diode, it is described
The drain electrode of the 4th one end capacitor C10, the 5th one end capacitor CV11, third field-effect tube VT11, which links together and connects, to be kept apart
Closing the second tunnel output of cabinet 1, the 4th capacitor C10 other end, the 5th capacitor CV11 other end connect DC power cathode, and described the
The drain electrode of the cathode connection third field-effect tube VT11 of four capacitor C10, the anode connection third field-effect tube of the 4th capacitor C10
The source electrode of VT11, the anode connection DC power cathode of the source electrode of the 4th field-effect tube VT12, the 5th diode, the 4th
The drain electrode of effect pipe VT12, the cathode of the 5th diode, third field-effect tube VT11 source electrode link together and as unsteady flow
The output end of unit, third field-effect tube VT11, the 4th field-effect tube VT12 grid connect control unit.
The double-standard absorption resistance module 4 includes multiple resistance absorption units, the quantity and copped wave of resistance absorption unit
The quantity of unit is identical, as shown in figure 5, each resistance absorption unit includes a first absorption resistance RZNA, one second
Absorption resistance RZNB and a first choice switch QSKN, the first choice switch QSKN include a non-moving end, one the
One end of one moved end and second moved end, the first absorption resistance RZNA is connected with the output end of corresponding copped wave unit, the
The other end of one absorption resistance RZNA is connected with one end of the second absorption resistance RZNB, the other end of the second absorption resistance RZNB with
The first moved end of first choice switch QSKN connects, the cathode of the non-moving end connection DC power supply of first choice switch QSKN, the
The second moved end of one selection switch QSKN is connected between the first absorption resistance RZNA and the second absorption resistance RZNB.
As shown in fig. 6, the double-standard supercapacitor group 5 include first capacitor device group C2A, the second capacitor group C2B,
Second selection switch QSK11A, third select switch QSK11B, the second selection switch QSK11A, third selection switch
QSK11B includes a non-moving end, first moved end and second moved end, one end of the first capacitor device group C2A with
The non-moving end of third selection switch QSK11B links together and connects the output end of all current transforming units, the first capacitor device
The non-moving end of the second selection of other end connection switch QSK11A of group C2A, the first moved end connection of the second selection switch QSK11A
DC power cathode, the second moved end of the second selection switch QSK11A connect one end of the second capacitor group C2B, the third choosing
The first moved end for selecting switch QSK11B connects one end of the second capacitor group C2B, and third selects the second moved end of switch QSK11B
Vacantly, the other end of the second capacitor group C2B connects DC power cathode.
First choice switch QSKN, second selection switch QSK11A, third select switch QSK11B control terminal with control
The dsp controller of unit processed connects, and after QF1 closes a floodgate, before the starting of device preliminary filling, dsp controller is according to the direct current network pressure detected
Range judges voltage form locating for power grid, such as when the direct current net detected forces down when some threshold value, controller determines electricity
Locating pressure is 750V standard, and controller controls first choice switch QSKN, the second selection switch QSK11A, third selection switch
QSK11B throws 750V grades, and resistance absorption unit is equivalent to RZNA at this time, supercapacitor group be equivalent to C2A and C2B's and
Connection, while controller selects 750V Mating parameters for control parameter；When the direct current network pressure detected is higher than some threshold value, control
Device determines that voltage is locating for 1500V standard, controller control first choice switch QSKN, the second selection switch QSK11A, third
Selection switch QSK11B throws 1500V grades, and resistance absorption unit is equivalent to connecting for RZNA and RZNB, supercapacitor at this time
Group is equivalent to connecting for C2A and C2B, while controller selects 1500V Mating parameters for control parameter；Once voltage form is sentenced
Fixed, device just starts preliminary filling, and voltage form no longer switches after preliminary filling starting, until preliminary filling restarts next time.The device is logical
Cross the connection end of dsp controller control first choice switch QSKN, the second selection switch QSK11A, third selection switch QSK11B
Mouthful, to have 1500V and 750V twin voltage standard handoff functionality, integrate two kinds of voltage form operating modes, one is arranged
The standby work requirements that can meet simultaneously under different voltages standard, improve the operability of practical application, reduce application cost.
Control unit uses dsp controller and driving circuit, in actual work: the pin control signal that DSP is provided passes through
Driving circuit driving IGBT pin being opened and turning off, to control the work of resistive module Yu supercapacitor group.Copped wave mould
When block works, VT1A pipe is only opened, when unsteady flow module works, when train braking, opens VT11 pipe, shutdown VT12 pipe works as column
When vehicle is drawn, shutdown VT11 pipe opens VT12 pipe.
The working principle of the utility model is: control unit is sentenced according to the direct current network pressure range detected before device preliminary filling
Break locating voltage form, to determine the connection type of double-standard absorption resistance module and double-standard supercapacitor group, in advance
Standard just no longer switches after filling starting.Control unit judges train state in which according to the feedback signal detected, works as detection
When being in on-position to train, control unit issues Buck work order to unsteady flow module first, and unsteady flow module is according to instruction
The conducting and shutdown that VT11 is controlled by A11, complete the absorption of braking energy, and energy is stored in supercapacitor group；
When braking energy is larger, when beyond in unsteady flow module full power absorption region, control unit issues work to copped wave module in turn
Instruction, copped wave module control the conducting and shutdown of VT1A according to instruction by A1, complete the absorption of remaining braking energy, and will
Amount is consumed by absorption resistance.When detecting that train is in traction state, control unit issues Boost work to unsteady flow module
Instruction, unsteady flow module are controlled the conducting and shutdown of VT12 by A12 according to instruction, the energy that capacitor stores are discharged, is
Train traction provides auxiliary energy, while playing certain pressure stabilization function for DC grid.Display unit then with control unit into
Data transmitting, display and writing function are realized in row data interaction.
Claims (7)
- The mixed type twin voltage standard absorption plant 1. a kind of regenerating braking energy energy storage is consumed energy, it is characterised in that: including breaker, Isolating switch cabinet, copped wave module, unsteady flow module, control unit, display unit, double-standard absorption resistance module and double-standard are super Capacitor group, described breaker one end are connected with DC power supply, and the breaker other end is connected with the input terminal of isolating switch cabinet, every Output end from switchgear is connected with the input terminal of the input terminal of copped wave module, unsteady flow module respectively, the copped wave module it is defeated Outlet is connected with double-standard absorption resistance module, and the output end of the unsteady flow module is connected with double-standard supercapacitor group, institute State control unit respectively with copped wave module, unsteady flow module, display unit, double-standard absorption resistance module and the super electricity of double-standard Container group is connected.
- The mixed type twin voltage standard absorption plant 2. regenerating braking energy energy storage according to claim 1 is consumed energy, feature Be: the isolating switch cabinet includes first switch, the normally opened contact of the first relay, the normally opened contact of the second relay, One resistance, first diode, the first inductance and first capacitor, one end of the first switch connect direct current after dc circuit breaker Positive pole, the other end of first switch successively connect the first inductance after the normally opened contact of the second relay, first resistor One end, one end of the normally opened contact of first relay are connected to the normally opened touching of the other end and the second relay of first switch Between point, the another of the normally opened contact of the first relay is terminated between first resistor and the first inductance, the first diode Anode, first capacitor one end connection DC power supply cathode, the cathode of first diode connects one end of the first inductance, the The other end of one capacitor connects the other end of the first inductance, output of the other end of first inductance as isolating switch cabinet End, the output end of isolating switch cabinet are divided into two-way, and wherein first via output connects the input terminal of copped wave module after second switch, The output of second tunnel connects the input terminal of unsteady flow module after third switchs.
- The mixed type twin voltage standard absorption plant 3. regenerating braking energy energy storage according to claim 2 is consumed energy, feature Be: the copped wave module includes the copped wave unit of multiple parallel connections, each copped wave unit include the second capacitor, third capacitor, Second resistance, the first field-effect tube, the second diode, the second field-effect tube, third diode, second capacitor one end, The drain electrode of three capacitor one end, the first field-effect tube link together and connect isolating switch cabinet the first via output, described second The capacitor other end, third capacitor other end connection DC power cathode, the second resistance are attempted by the second capacitor both ends, described The cathode of second diode connects the drain electrode of the first field-effect tube, the source of anode the first field-effect tube of connection of the second diode The grid of pole, the first field-effect tube is connected with control unit, and the source electrode of second field-effect tube, the anode of third diode connect Connect DC power cathode, the drain electrode of the second field-effect tube, the cathode of third diode, the first field-effect tube source electrode be connected to one It rises and the output end as copped wave unit, the grid of the second field-effect tube is hanging.
- The mixed type twin voltage standard absorption plant 4. regenerating braking energy energy storage according to claim 2 is consumed energy, feature Be: the unsteady flow module includes the current transforming unit of multiple parallel connections, each current transforming unit include the 4th capacitor, the 5th capacitor, Third field-effect tube, the 4th field-effect tube, the 4th diode, the 5th diode, described 4th capacitor one end, the 5th capacitor one The drain electrode at end, third field-effect tube links together and connects the second tunnel of isolating switch cabinet and exports, the 4th capacitor other end, the The five capacitor other ends connect DC power cathode, the drain electrode of the cathode connection third field-effect tube of the 4th capacitor, the 4th electricity The anode connection of the source electrode of the anode connection third field-effect tube of appearance, the source electrode, the 5th diode of the 4th field-effect tube is straight Power cathode is flowed, the drain electrode of the 4th field-effect tube, the cathode of the 5th diode, the source electrode of third field-effect tube link together simultaneously As the output end of current transforming unit, third field-effect tube, the 4th field-effect tube grid connect control unit.
- The mixed type twin voltage standard absorption plant 5. regenerating braking energy energy storage according to claim 2 is consumed energy, feature Be: the double-standard absorption resistance module includes multiple resistance absorption units, the quantity and copped wave unit of resistance absorption unit Quantity it is identical, each resistance absorption unit includes first absorption resistance, second absorption resistance and one first Selection switch, the first choice switch includes a non-moving end, first moved end and second moved end, and described first inhales The one end for receiving resistance is connected with the output end of corresponding copped wave unit, and the one of the other end of the first absorption resistance and the second absorption resistance End is connected, and the other end of the second absorption resistance is connect with the first moved end that first choice switchs, the non-moving end of first choice switch Connect the cathode of DC power supply, the second moved end of first choice switch be connected to the first absorption resistance and the second absorption resistance it Between, the control terminal of first choice switch is connected with control unit.
- The mixed type twin voltage standard absorption plant 6. regenerating braking energy energy storage according to claim 2 is consumed energy, feature Be: the double-standard supercapacitor group includes first capacitor device group, the second capacitor group, the second selection switch, third choosing Switch is selected, the second selection switch, third selection switch include that a non-moving end, first moved end and one second are dynamic The one end at end, the first capacitor device group links together with the non-moving end of third selection switch and connect all current transforming units Output end, the non-moving end of other end connection the second selection switch of the first capacitor device group, the first of the second selection switch are dynamic End connection DC power cathode, the second moved end of the second selection switch connect one end of the second capacitor group, the third selection First moved end of switch connects one end of the second capacitor group, and the second moved end of third selection switch is hanging, second capacitor The other end of device group connects DC power cathode, the second selection switch, third selection switch control terminal with control unit phase Even.
- The mixed type twin voltage standard absorption plant 7. regenerating braking energy energy storage according to claim 2 is consumed energy, feature Be: the unsteady flow module has Bidirectional variable-flow function, when train braking, the double electricity of regenerating braking energy energy storage energy consumption mixed type Pressing type absorption plant starts unsteady flow module first, when unsteady flow module is not enough to absorb braking energy, and then starts copped wave mould Block, when train traction, regenerating braking energy energy storage energy consumption mixed type twin voltage standard absorption plant starts unsteady flow module, for column Vehicle traction provides auxiliary energy.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108512424A (en) * | 2018-05-25 | 2018-09-07 | 湖南恒信电气有限公司 | Regenerating braking energy energy storage energy consumption mixed type twin voltage standard absorption plant |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108512424A (en) * | 2018-05-25 | 2018-09-07 | 湖南恒信电气有限公司 | Regenerating braking energy energy storage energy consumption mixed type twin voltage standard absorption plant |
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