CN106915259B - A kind of a variety of current collection mode power supply high voltage switching circuits of subway train and switching method - Google Patents
A kind of a variety of current collection mode power supply high voltage switching circuits of subway train and switching method Download PDFInfo
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- CN106915259B CN106915259B CN201710096328.1A CN201710096328A CN106915259B CN 106915259 B CN106915259 B CN 106915259B CN 201710096328 A CN201710096328 A CN 201710096328A CN 106915259 B CN106915259 B CN 106915259B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/18—Current collectors for power supply lines of electrically-propelled vehicles using bow-type collectors in contact with trolley wire
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/38—Current collectors for power supply lines of electrically-propelled vehicles for collecting current from conductor rails
- B60L5/39—Current collectors for power supply lines of electrically-propelled vehicles for collecting current from conductor rails from third rail
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L9/00—Electric propulsion with power supply external to the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2200/00—Type of vehicles
- B60L2200/26—Rail vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The invention discloses a kind of a variety of current collection mode power supply high voltage switching circuits of subway train and switching method, circuit includes: pantograph model selection branch, pantagraph current collector model selection branch, the self-locking branch of pantograph mode and the self-locking branch of pantagraph current collector mode；Pantograph model selection branch is used for the self-locking branch conducting of control pantograph mode in the conducting of this branch；The self-locking branch of pantograph mode is for from state is locked in, controlling pantograph circuit conducting in train high pressure main circuit after switch；Pantagraph current collector model selection branch is used for the self-locking branch conducting of control pantagraph current collector mode in the conducting of this branch；The self-locking branch of pantagraph current collector mode is for from state is locked in, controlling pantagraph current collector circuit conducting in train high pressure main circuit after switch；Pantograph model selection branch and pantagraph current collector model selection branch are by mode selection module parallel connection, for alternatively selecting pantograph model selection branch or the conducting of pantagraph current collector model selection branch.Have many advantages, such as efficient, safe and simple.
Description
Technical field
The present invention relates to a kind of subway train power supply control fields more particularly to a kind of a variety of current collection modes of subway train to supply
Electric high pressure switching circuit and switching method.
Background technique
Subway train has many advantages, such as that passenger capacity is big, travel speed is fast, comfort is high, is the weight for solving urban transport problems
Want one of means.Subway train is organized into groups by multi-section vehicles, the marshalling of generally 6 sections, 4 section motor-car, 2 section trailer configuration.Subway column
Vehicle generally uses direct current supply mode, and domestic at present there are mainly two types of supply voltages: DC1500V and DC750V.Subway train
Power supply system generally uses overhead contact line or third-rail feeding mode.Overhead contact line form circuit high construction cost exists
Aerial net as cobweb influences urban (elevated region), but has advantage in support personnel's secure context；Third rail shape
Formula circuit construction cost is low, conductor rail and rail do not influence urban landscape parallel, but gets an electric shock risk there are biggish personnel.Cause
This, Some Domestic city begins trying to combine two kinds of power supply mode features at present, to urban landscape and apart from longer to cost
Influence big but Totally-enclosed protective main track region and use third-rail feeding mode, flow of personnel is larger, route is shorter, one
As in city remote location rolling stock section's line region use overhead contact line power supply mode.In this mode very good solution
State the disadvantage of two ways respectively.
In the prior art, for pantograph and the simultaneous vehicle of pantagraph current collector, using the side of setting manual change-over switch
Formula realizes the switching of pantograph power supply and pantagraph current collector power supply circuit.But have the disadvantage that 1, pantograph and pantagraph current collector power supply turn
It changes region and is normally at main track route and parking lot line juncture area, ground is provided with high voltage supply rail, such as uses manual switching side
Formula is arranged under vehicle in high-voltaghe compartment since high-tension circuit switches switch, driver or staff must under to grasping under vehicle
Make, there are high pressure electric shock risks.2, Zone switched line efficiency is higher, and needing to be efficiently completed switching just can guarantee other vehicles
Normal operation.Using manual switching mode, opened again to operation switching under vehicle after needing driver that vehicle is first applied parking brake
It closes, it is time-consuming and laborious, it is inefficient.
Summary of the invention
The technical problem to be solved in the present invention is that, for technical problem of the existing technology, the present invention provides one
Kind efficient, the safe and simple a variety of current collection mode power supply high voltage switching circuits of subway train and switching method.
In order to solve the above technical problems, technical solution proposed by the present invention are as follows: a kind of a variety of current collection modes confessions of subway train
Electric high pressure switching circuit, comprising: pantograph model selection branch, pantagraph current collector model selection branch, the self-locking branch of pantograph mode
With the self-locking branch of pantagraph current collector mode；The pantograph model selection branch is used to control pantograph mode certainly in the conducting of this branch
Lock branch conducting；The self-locking branch of pantograph mode for locking on state, the self-locking branch of pantograph mode certainly after switch
Pantograph circuit conducting in the conducting control train high pressure main circuit on road；The pantagraph current collector model selection branch is used in this branch
The self-locking branch conducting of pantagraph current collector mode is controlled when conducting；The self-locking branch of pantagraph current collector mode for locking in conducting certainly after switch
State, the conducting of the self-locking branch of pantagraph current collector mode control pantagraph current collector circuit conducting in train high pressure main circuit；The pantograph mould
Formula selects branch and pantagraph current collector model selection branch by mode selection module parallel connection, and the mode selection module is for alternatively
Select pantograph model selection branch or the conducting of pantagraph current collector model selection branch.
As a further improvement of the present invention, the front end of the mode selection module is also in series with first switch K1 and vehicle
Zero speed relay K2.
As a further improvement of the present invention, the pantograph model selection branch includes de- shoe-like state contactor K6 and the
One relay Q1；The mode selection module, de- shoe-like state contactor K6 and the first relay Q1 series connection.
As a further improvement of the present invention, the pantagraph current collector model selection branch includes dropping arciform state contactor K5 and the
Two relay Q2；The mode selection module, drop arciform state contactor K5 and the second relay Q2 series connection.
As a further improvement of the present invention, the self-locking branch of pantograph mode includes that first be sequentially connected in series is connected certainly
Lock module, the second relay contact Q2-2, second contactor contact KM12-2 and first contactor KM11；First conducting is certainly
Lock module includes the first latching relay contact Q1-1 and first contactor contact KM11-1 in parallel；The first self-locking relay
Device contact Q1-1 is the normally opened contact controlled by the first relay Q1；The first contactor contact KM11-1 is by described
The normally opened contact of first contactor KM11 control.
As a further improvement of the present invention, the self-locking branch of pantagraph current collector mode includes that second be sequentially connected in series is connected certainly
Lock module, the first relay contact Q1-2, first contactor contact KM11-2 and second contactor KM12；Second conducting is certainly
Lock module includes the second latching relay contact Q2-1 and second contactor contact KM12-1 in parallel；The second self-locking relay
Device contact Q2-1 is the normally opened contact controlled by the second relay Q2；The second contactor contact KM12-1 is by institute
State the normally opened contact of second contactor KM12 control.
As a further improvement of the present invention, the second relay contact Q2-2 is to be controlled by the second relay Q2
Normally-closed contact；The second contactor contact KM12-2 is the normally-closed contact controlled by the second contactor KM12；It is described
First relay contact Q1-2 is the normally-closed contact controlled by the first relay Q1；The first contactor contact KM11-2
For the normally-closed contact controlled by the first contactor KM11.
As a further improvement of the present invention, the mode selection module include pantograph model selection self-resetting switch and
Pantagraph current collector model selection self-resetting switch；The pantograph model selection self-resetting switch includes the switch K3-1 and switch of linkage
K3-2；The pantagraph current collector model selection self-resetting switch include linkage switch K4-1 and switch K4-2, the switch K3-1 with
Switch K4-2 is normal open switch, and the switch K3-2 and switch K4-1 are normally closed switch；The switch K3-1 and switch K4-1 goes here and there
Connect after connection with the pantograph model selection branch, the switch K3-2 and switch K4-2 series connection after with the pantagraph current collector mode
Select branch series connection.
As a further improvement of the present invention, the mode selection module is single-pole double-throw switch (SPDT), and the single-pole double throw is opened
It connects respectively with the pantograph model selection branch and pantagraph current collector model selection branch two non-moving ends closed.
A kind of a variety of current collection mode power supply high voltage switching methods of subway train, including pantograph Model Establishment process and flowed
Device Model Establishment process；
The pantograph Model Establishment process includes: to stop in vehicle, boot removing of current collector state, vehicle zero speed relay K2
Closure, takes off shoe-like state contactor K6 closure, successively operates first switch closure, and mode selection module selects pantograph mode, opens
K3-1 closure is closed, so that the first relay Q1 is obtained electric and the first latching relay contact Q1-1 is closed, the touching of the first relay
Point Q1-2 is disconnected, so that second contactor KM12 power loss causes second contactor contact KM12-2 to be closed, first contactor KM11
It obtains electric and first contactor contact KM11-1 is closed, establish and lock pantograph mode；
The pantagraph current collector Model Establishment process includes: to stop in vehicle, and arciform state, vehicle zero speed relay K2 drop in pantograph
Closure drops arciform state contactor K5 closure, successively operates first switch closure, and mode selection module selects pantagraph current collector mode, opens
K4-2 closure is closed, so that the second relay Q2 is obtained electric and the second latching relay contact Q2-1 is closed, the touching of the second relay
Point Q2-2 is disconnected, so that first contactor KM11 power loss causes first contactor contact KM11-2 to be closed, second contactor KM12
It obtains electric and second contactor contact KM12-1 is closed, establish and lock pantagraph current collector mode.
Compared with the prior art, the advantages of the present invention are as follows:
1, the present invention is designed using multiple interlock circuit, it is ensured that pantagraph current collector will not conduct electricity with pantograph circuit and generate secondary
Failure.
2, the present invention can realize that driver is simply grasped in drivers' cab to the different high voltage power supply current collection modes of subway train
Work can be automatically performed switching, therefore more efficient, safer.
3, the present invention considers the automatic switchover in main track third rail and section line overhead contact line handover position, avoids personnel
Drive-through operation and existing security risk.
Detailed description of the invention
Fig. 1 is subway train pantograph and pantagraph current collector power supply high voltage circuit diagram.
Fig. 2 is specific embodiment of the invention control circuit schematic diagram one.
Fig. 3 is specific embodiment of the invention control circuit schematic diagram two.
Specific embodiment
Below in conjunction with Figure of description and specific preferred embodiment, the invention will be further described, but not therefore and
It limits the scope of the invention.
The circuit of the subway train high-pressure section that a variety of current collection modes supply in the present embodiment as shown in Figure 1, pantograph from connecing
Net-fault takes electricity, is connected to the high voltage bus in high-voltage electrical cabinet by high-voltage switch gear KM1, and pantagraph current collector takes electricity from third rail, passes through
High-voltage switch gear KM2 is connected to the high voltage bus in high-voltage electrical cabinet.The present invention is to be pressed off by control high-voltage switch gear KM1 and height
KM2 is closed to realize that subway train switches between the power supply of a variety of current collection modes.
Embodiment one:
As shown in Fig. 2, a variety of current collection mode power supply high voltage switching circuits of the subway train of the present embodiment, comprising: pantograph
Model selection branch, pantagraph current collector model selection branch, the self-locking branch of pantograph mode and the self-locking branch of pantagraph current collector mode；Pantograph
Model selection branch is used for the self-locking branch conducting of control pantograph mode in the conducting of this branch；The self-locking branch of pantograph mode is used
In from state is locked in, pantograph is electric in the conducting control train high pressure main circuit of the self-locking branch of pantograph mode after switch
Road conducting；Pantagraph current collector model selection branch is used for the self-locking branch conducting of control pantagraph current collector mode in the conducting of this branch；Pantagraph current collector
The self-locking branch of mode is for from state is locked in, the conducting of the self-locking branch of pantagraph current collector mode to control train high pressure master after switch
Pantagraph current collector circuit is connected in circuit；Pantograph model selection branch and pantagraph current collector model selection branch pass through mode selection module simultaneously
Connection, mode selection module is for alternatively selecting pantograph model selection branch or the conducting of pantagraph current collector model selection branch.At this
In embodiment, the state of switch and contactor shown in Fig. 2 is no mode of operation.
In the present embodiment, the front end of mode selection module is also in series with first switch K1 and vehicle zero speed relay K2.
First switch K1 is key switch (or relay of key switch control), and the drivers' cab of subway train is arranged in, passes through work
Personnel are controlled conducting by key operation and disconnected.Vehicle zero speed relay K2 is closed automatically when car speed is zero,
It is disconnected automatically when speed is not zero.
In the present embodiment, pantograph model selection branch includes de- shoe-like state contactor K6 and the first relay Q1；Mould
Formula selecting module, de- shoe-like state contactor K6 and the first relay Q1 series connection.De- shoe-like state contactor K6 is flowed in subway train
Device is closed automatically when being de- shoe-like state, and when non-de- shoe-like state disconnects automatically.
In the present embodiment, pantagraph current collector model selection branch includes dropping arciform state contactor K5 and the second relay Q2；Mould
Formula selecting module, drop arciform state contactor K5 and the second relay Q2 series connection.Arciform state contactor K5 drops in subway train by electricity
Bow is closed when arciform state automatically to drop, and when rising bow state disconnects automatically.
In the present embodiment, the self-locking branch of pantograph mode include the first self-locking module of conducting being sequentially connected in series, second after
Appliance contact Q2-2, second contactor contact KM12-2 and first contactor KM11；The first self-locking module of conducting includes in parallel
First latching relay contact Q1-1 and first contactor contact KM11-1；First latching relay contact Q1-1 be by first after
The normally opened contact of electric appliance Q1 control；First contactor contact KM11-1 is the normally opened contact controlled by first contactor KM11.
In the present embodiment, the self-locking branch of pantagraph current collector mode include the second self-locking module of conducting being sequentially connected in series, first after
Appliance contact Q1-2, first contactor contact KM11-2 and second contactor KM12；The second self-locking module of conducting includes in parallel
Second latching relay contact Q2-1 and second contactor contact KM12-1；Second latching relay contact Q2-1 be by second after
The normally opened contact of electric appliance Q2 control；Second contactor contact KM12-1 is the normally opened contact controlled by second contactor KM12.
In the present embodiment, the second relay contact Q2-2 is the normally-closed contact controlled by the second relay Q2；Second connects
Tentaculum contact KM12-2 is the normally-closed contact controlled by second contactor KM12；First relay contact Q1-2 is by the first relay
The normally-closed contact of device Q1 control；First contactor contact KM11-2 is the normally-closed contact controlled by first contactor KM11.
In the present embodiment, when the first relay Q1 obtains electric, the first latching relay contact Q1-1 is in the first relay
It is closed under the action of Q1, the first relay contact Q1-2 is disconnected under the action of the first relay Q1.When the second relay Q2 is obtained
When electric, the second latching relay contact Q2-1 is closed under the action of the second relay Q2, and the second relay contact Q2-2 is
It is disconnected under the action of two relay Q2.When first contactor KM11 obtains electric, first contactor contact KM11-1 is in the first contact
It being closed under the action of device KM11, first contactor contact KM11-2 is disconnected under the action of first contactor KM11, meanwhile, also make
High-voltage switch gear K1 closure is obtained, realizes that subway train takes electricity by pantograph.When second contactor KM12 obtains electric, second contactor
Contact KM12-1 is closed under the action of second contactor KM12, and second contactor contact KM12-2 is second contactor KM12's
Effect is lower to be disconnected, and realizes that subway train takes electricity by pantagraph current collector.
In the present embodiment, mode selection module includes pantograph model selection self-resetting switch and pantagraph current collector model selection
Self-resetting switch；Pantograph model selection self-resetting switch includes the switch K3-1 and switch K3-2 of linkage；The choosing of pantagraph current collector mode
Select self-resetting switch include linkage switch K4-1 and switch K4-2, switch K3-1 and switch K4-2 be normal open switch, switch K3-
2 and switch K4-1 is normally closed switch；It connects, switchs with pantograph model selection branch after switch K3-1 and switch K4-1 series connection
It connects after K3-2 and switch K4-2 series connection with pantagraph current collector model selection branch.
The a variety of current collection mode power supply high voltage switching methods of the subway train of the present embodiment, including pantograph Model Establishment process
With pantagraph current collector Model Establishment process；
Pantograph Model Establishment process includes: to stop in vehicle, and boot removing of current collector state, vehicle zero speed relay K2 is closed
It closes, takes off shoe-like state contactor K6 closure, successively operate first switch closure, mode selection module selects pantograph mode, switch
K3-1 closure, so that the first relay Q1 is obtained electric and the first latching relay contact Q1-1 is closed, the first relay contact
Q1-2 is disconnected, so that second contactor KM12 power loss causes second contactor contact KM12-2 to be closed, first contactor KM11 is obtained
Electricity and make first contactor contact KM11-1 be closed, establish and lock pantograph mode；
Pantagraph current collector Model Establishment process includes: to stop in vehicle, and arciform state drops in pantograph, and vehicle zero speed relay K2 is closed
It closes, drops arciform state contactor K5 closure, successively operate first switch closure, mode selection module selects pantagraph current collector mode, switch
K4-2 closure, so that the second relay Q2 is obtained electric and the second latching relay contact Q2-1 is closed, the second relay contact
Q2-2 is disconnected, so that first contactor KM11 power loss causes first contactor contact KM11-2 to be closed, second contactor KM12 is obtained
Electricity and make second contactor contact KM12-1 be closed, establish and lock pantagraph current collector mode.
Embodiment two: the present embodiment is basically the same as the first embodiment, the difference is that mode selection module is that hilted broadsword is double
Throw switch, two non-moving ends of single-pole double-throw switch (SPDT) respectively with pantograph model selection branch and pantagraph current collector model selection branch string
Connection.
Above-mentioned only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form.Although of the invention
It has been disclosed in a preferred embodiment above, however, it is not intended to limit the invention.Therefore, all without departing from technical solution of the present invention
Content, technical spirit any simple modifications, equivalents, and modifications made to the above embodiment, should all fall according to the present invention
In the range of technical solution of the present invention protection.
Claims (10)
1. a kind of a variety of current collection mode power supply high voltage switching circuits of subway train, comprising: pantograph model selection branch, pantagraph current collector
Model selection branch, the self-locking branch of pantograph mode and the self-locking branch of pantagraph current collector mode；It is characterized by: the pantograph mode
Branch is selected to be used for the self-locking branch conducting of control pantograph mode in the conducting of this branch；The self-locking branch of pantograph mode is used
In from state is locked in, pantograph is electric in the conducting control train high pressure main circuit of the self-locking branch of pantograph mode after switch
Road conducting；The pantagraph current collector model selection branch is used for the self-locking branch conducting of control pantagraph current collector mode in the conducting of this branch；Institute
The self-locking branch of pantagraph current collector mode is stated for from state is locked in, the conducting of the self-locking branch of pantagraph current collector mode to control column after switch
Overall height presses pantagraph current collector circuit conducting in main circuit；The pantograph model selection branch and pantagraph current collector model selection branch pass through mould
Formula selecting module is in parallel, and the mode selection module is for alternatively selecting pantograph model selection branch or the choosing of pantagraph current collector mode
Select branch conducting.
2. a variety of current collection mode power supply high voltage switching circuits of subway train according to claim 1, it is characterised in that: described
The front end of mode selection module is also in series with first switch K1 and vehicle zero speed relay K2.
3. a variety of current collection mode power supply high voltage switching circuits of subway train according to claim 2, it is characterised in that: described
Pantograph model selection branch includes de- shoe-like state contactor K6 and the first relay Q1；The mode selection module, de- shoe-like
State contactor K6 and the first relay Q1 series connection.
4. a variety of current collection mode power supply high voltage switching circuits of subway train according to claim 3, it is characterised in that: described
Pantagraph current collector model selection branch includes dropping arciform state contactor K5 and the second relay Q2；The mode selection module, drop are arciform
State contactor K5 and the second relay Q2 series connection.
5. a variety of current collection mode power supply high voltage switching circuits of subway train according to claim 4, it is characterised in that: described
The self-locking branch of pantograph mode includes the self-locking module of the first conducting being sequentially connected in series, the second relay contact Q2-2, the second contact
Device contact KM12-2 and first contactor KM11；The self-locking module of first conducting includes the first latching relay contact in parallel
Q1-1 and first contactor contact KM11-1；First latching relay contact Q1-1 is to be controlled by the first relay Q1
Normally opened contact；The first contactor contact KM11-1 is the normally opened contact controlled by the first contactor KM11.
6. a variety of current collection mode power supply high voltage switching circuits of subway train according to claim 5, it is characterised in that: described
The self-locking branch of pantagraph current collector mode includes the self-locking module of the second conducting being sequentially connected in series, the first relay contact Q1-2, the first contact
Device contact KM11-2 and second contactor KM12；The self-locking module of second conducting includes the second latching relay contact in parallel
Q2-1 and second contactor contact KM12-1；Second latching relay contact Q2-1 is to be controlled by the second relay Q2
Normally opened contact；The second contactor contact KM12-1 is the normally opened contact controlled by the second contactor KM12.
7. a variety of current collection mode power supply high voltage switching circuits of subway train according to claim 6, it is characterised in that: described
Second relay contact Q2-2 is the normally-closed contact controlled by the second relay Q2；The second contactor contact KM12-2
For the normally-closed contact controlled by the second contactor KM12；The first relay contact Q1-2 is by first relay
The normally-closed contact of Q1 control；The first contactor contact KM11-2 is the normally closed touching controlled by the first contactor KM11
Point.
8. a variety of current collection mode power supply high voltage switching circuits of subway train according to any one of claims 1 to 7, feature
Be: the mode selection module includes pantograph model selection self-resetting switch and pantagraph current collector model selection self-resetting switch；
The pantograph model selection self-resetting switch includes the switch K3-1 and switch K3-2 of linkage；The pantagraph current collector model selection is certainly
Reset switch includes the switch K4-1 of linkage and switch K4-2, the switch K3-1 and switch K4-2 are normal open switch, described to open
Closing K3-2 and switch K4-1 is normally closed switch；The switch K3-1 and switch K4-1 series connection after with the pantograph model selection branch
It connects after road series connection, the switch K3-2 and switch K4-2 series connection with the pantagraph current collector model selection branch.
9. a variety of current collection mode power supply high voltage switching circuits of subway train according to any one of claims 1 to 7, feature
Be: the mode selection module be single-pole double-throw switch (SPDT), two non-moving ends of the single-pole double-throw switch (SPDT) respectively with it is described by
Pantograph model selection branch and the series connection of pantagraph current collector model selection branch.
10. a kind of a variety of current collection mode power supply high voltage switching methods of subway train, including pantograph Model Establishment process and flowed
Device Model Establishment process；It is characterized by:
The pantograph Model Establishment process includes: to stop in vehicle, and boot removing of current collector state, vehicle zero speed relay K2 is closed
It closes, takes off shoe-like state contactor K6 closure, successively operate first switch closure, mode selection module selects pantograph mode, switch
K3-1 closure, so that the first relay Q1 is obtained electric and the first latching relay contact Q1-1 is closed, the first relay contact
Q1-2 is disconnected, so that second contactor KM12 power loss causes second contactor contact KM12-2 to be closed, first contactor KM11 is obtained
Electricity and make first contactor contact KM11-1 be closed, establish and lock pantograph mode；
The pantagraph current collector Model Establishment process includes: to stop in vehicle, and arciform state drops in pantograph, and vehicle zero speed relay K2 is closed
It closes, drops arciform state contactor K5 closure, successively operate first switch closure, mode selection module selects pantagraph current collector mode, switch
K4-2 closure, so that the second relay Q2 is obtained electric and the second latching relay contact Q2-1 is closed, the second relay contact
Q2-2 is disconnected, so that first contactor KM11 power loss causes first contactor contact KM11-2 to be closed, second contactor KM12 is obtained
Electricity and make second contactor contact KM12-1 be closed, establish and lock pantagraph current collector mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096328.1A CN106915259B (en) | 2017-02-22 | 2017-02-22 | A kind of a variety of current collection mode power supply high voltage switching circuits of subway train and switching method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096328.1A CN106915259B (en) | 2017-02-22 | 2017-02-22 | A kind of a variety of current collection mode power supply high voltage switching circuits of subway train and switching method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106915259A CN106915259A (en) | 2017-07-04 |
| CN106915259B true CN106915259B (en) | 2019-05-14 |
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Family Applications (1)
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| CN201710096328.1A Active CN106915259B (en) | 2017-02-22 | 2017-02-22 | A kind of a variety of current collection mode power supply high voltage switching circuits of subway train and switching method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109318720B (en) * | 2017-12-13 | 2022-02-11 | 中车长春轨道客车股份有限公司 | Multi-standard high-voltage power supply system for motor train unit and train |
| CN110803042B (en) * | 2018-07-18 | 2023-12-15 | 宇通客车股份有限公司 | Charging bow control circuit and method |
| CN109094378B (en) | 2018-08-21 | 2020-02-21 | 中车南京浦镇车辆有限公司 | Pantograph remote control circuit of unmanned subway train |
| CN109501599A (en) * | 2018-10-30 | 2019-03-22 | 中车南京浦镇车辆有限公司 | A kind of railcar is changed autocontrol method by circulation |
| CN111071051A (en) * | 2020-01-02 | 2020-04-28 | 中车株洲电力机车有限公司 | Power receiving conversion method, system and equipment for urban rail vehicle |
| CN113619646A (en) * | 2020-06-29 | 2021-11-09 | 株洲中车时代电气股份有限公司 | Control method, device and system for safe train delivery |
| CN112248815A (en) * | 2020-10-21 | 2021-01-22 | 中车南京浦镇车辆有限公司 | Pantograph enabling circuit of railway vehicle |
| CN112319230B (en) * | 2020-11-18 | 2021-08-17 | 西南交通大学 | High-power electric energy transmission device and method |
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| KR101548582B1 (en) * | 2014-08-29 | 2015-09-01 | 현대로템 주식회사 | Control circuit for pantograph of train |
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