CN106915259A - A kind of various current collection mode power supply high voltage switching circuits of subway train and changing method - Google Patents
A kind of various current collection mode power supply high voltage switching circuits of subway train and changing method Download PDFInfo
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- CN106915259A CN106915259A CN201710096328.1A CN201710096328A CN106915259A CN 106915259 A CN106915259 A CN 106915259A CN 201710096328 A CN201710096328 A CN 201710096328A CN 106915259 A CN106915259 A CN 106915259A
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- Prior art keywords
- branch road
- switch
- contactor
- contact
- current collector
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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 various current collection mode power supply high voltage switching circuits of subway train and changing method, circuit includes:Pantograph model selection branch road, pantagraph current collector model selection branch road, pantograph pattern self-locking branch road and pantagraph current collector pattern self-locking branch road;Pantograph model selection branch road is used to control the conducting of pantograph pattern self-locking branch road when this branch road is turned on;Pantograph pattern self-locking branch road is used for after switch from conducting state is locked in, and controls pantograph circuit turn-on in train high pressure main circuit;Pantagraph current collector model selection branch road is used to control the conducting of pantagraph current collector pattern self-locking branch road when this branch road is turned on;Pantagraph current collector pattern self-locking branch road is used for after switch from conducting state is locked in, and controls pantagraph current collector circuit turn-on in train high pressure main circuit;Pantograph model selection branch road and pantagraph current collector model selection branch road are in parallel by mode selection module, for alternatively selecting pantograph model selection branch road or pantagraph current collector model selection branch road to turn on.Have the advantages that efficient, safe and simple.
Description
Technical field
Supplied the present invention relates to a kind of subway train power supply control field, more particularly to a kind of various current collection modes of subway train
Electric high pressure switching circuit and changing method.
Background technology
Subway train has the advantages that handling capacity of passengers is big, travel speed is fast, comfortableness is high, is the weight for solving urban transport problems
Want one of means.Subway train is formed by multi-section vehicles marshalling, generally 6 section marshallings, the 4 section section trailer configurations of motor-car 2.Subway is arranged
Car typically uses direct current supply mode, and mainly there are two kinds of supply voltages the country at present:DC1500V and DC750V.Subway train
Electric power system typically uses overhead contact line or third-rail feeding mode.Overhead contact line form circuit construction cost is high, exist
Built on stilts net influence urban as cobweb(Elevated region), but there is advantage in support personnel's secure context;3rd rail shape
Formula circuit construction cost is low, conductor rail and rail do not influence urban landscape, but there is larger personnel's electric shock risk parallel.Cause
This, current Some Domestic city begins attempt to combine two kinds of power supply mode features, to urban landscape and apart from more long to cost
Influence is big but main track region of Totally-enclosed protective uses third-rail feeding mode, flow of personnel it is larger, circuit is shorter, one
As in city remote location rolling stock section's line region use overhead contact line power supply mode.This mode is solved well
State the respective shortcoming of two ways.
In the prior art, for pantograph and the simultaneous vehicle of pantagraph current collector, using the side for setting manual change-over switch
Formula realizes the switching that pantograph is powered with pantagraph current collector power supply circuit.But have the following disadvantages:1st, pantograph and pantagraph current collector are powered and are turned
Change region and be normally at main track circuit and parking lot line juncture area, ground is provided with high voltage supply rail, such as use manual switching side
Formula, because high-tension circuit switching switch is arranged under car in high-voltaghe compartment, driver or staff must under to being grasped under car
Make, there is high pressure electric shock risk.2nd, Zone switched line efficiency is higher, it is necessary to being efficiently completed switching just can guarantee that other cars
Normal operation.Using manual switching pattern, it is necessary to driver opens to operation switching under car again after vehicle first is applied into parking brake
Close, waste time and energy, it is inefficient.
The content of the invention
The technical problem to be solved in the present invention is that:For the technical problem that prior art is present, the present invention provides one
Plant efficient, the safe and simple various current collection mode power supply high voltage switching circuits of subway train and changing method.
In order to solve the above technical problems, technical scheme proposed by the present invention is:A kind of various current collection modes of subway train are supplied
Electric high pressure switching circuit, including:Pantograph model selection branch road, pantagraph current collector model selection branch road, pantograph pattern self-locking branch road
With pantagraph current collector pattern self-locking branch road;The pantograph model selection branch road is used to be controlled when this branch road is turned on pantograph pattern certainly
Lock branch road conducting;The pantograph pattern self-locking branch road is used to lock in conducting state, pantograph pattern self-locking branch certainly after switch
Pantograph circuit turn-on in the conducting control train high pressure main circuit on road;The pantagraph current collector model selection branch road is used in this branch road
The conducting of pantagraph current collector pattern self-locking branch road is controlled during conducting;The pantagraph current collector pattern self-locking branch road is used to lock in conducting certainly after switch
State, pantagraph current collector circuit turn-on in the conducting control train high pressure main circuit of pantagraph current collector pattern self-locking branch road;The pantograph mould
Formula selects branch road and pantagraph current collector model selection branch road in parallel by mode selection module, and the mode selection module is used for alternatively
Selection pantograph model selection branch road or the conducting of pantagraph current collector model selection branch road.
As a further improvement on 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 on the present invention, the pantograph model selection branch road 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 on the present invention, the pantagraph current collector model selection branch road includes the arciform state contactor K5 of drop 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 on the present invention, the pantograph pattern self-locking branch road includes the first conducting being sequentially connected in series 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 controls.
As a further improvement on the present invention, the pantagraph current collector pattern self-locking branch road includes the second conducting being sequentially connected in series 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 controls.
As a further improvement on the present invention, the second relay contact Q2-2 is by the second relay Q2 controls
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
It is the normally-closed contact controlled by the first contactor KM11.
As a further improvement on 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 and
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 strings
Connected with the pantograph model selection branch road after connection, with the pantagraph current collector pattern after the switch K3-2 and switch K4-2 series connection
Selection branch road series connection.
As a further improvement on the present invention, the mode selection module is single-pole double-throw switch (SPDT), and the single-pole double throw is opened
Two for closing not with the pantograph model selection branch road and pantagraph current collector model selection branch road connect respectively by moved end.
A kind of various current collection mode power supply high voltage changing methods of subway train, including pantograph Model Establishment process and flowed
Device Model Establishment process;
The pantograph Model Establishment process includes:Stop in vehicle, boot removing of current collector state, vehicle zero speed relay K2 is closed
Close, take off shoe-like state contactor K6 closures, first switch closure, mode selection module selection pantograph pattern, switch are operated successively
K3-1 is closed so that the first relay Q1 is obtained electric and caused the first latching relay contact Q1-1 closures, the first relay contact
Q1-2 disconnects so that second contactor KM12 dead electricity causes second contactor contact KM12-2 to close, and first contactor KM11 is obtained
Electricity and cause first contactor contact KM11-1 closure, set up and lock pantograph pattern;
The pantagraph current collector Model Establishment process includes:Stop in vehicle, arciform state drops in pantograph, vehicle zero speed relay K2 is closed
Close, drop arciform state contactor K5 closures, first switch closure, mode selection module selection pantagraph current collector pattern, switch are operated successively
K4-2 is closed so that the second relay Q2 is obtained electric and caused the second latching relay contact Q2-1 closures, the second relay contact
Q2-2 disconnects so that first contactor KM11 dead electricity causes first contactor contact KM11-2 to close, and second contactor KM12 is obtained
Electricity and cause second contactor contact KM12-1 closure, set up and lock pantagraph current collector pattern.
Compared with prior art, the advantage of the invention is that:
1st, the present invention is using the design of multiple interlock circuit, it is ensured that pantagraph current collector will not conduct electricity with pantograph circuit and produce secondary event
Barrier.
2nd, 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
Make that switching can be automatically performed, thus it is more efficient, safer.
3rd, the present invention considers the automatic switchover for joining position in the rail of main track the 3rd and section line overhead contact line, it is to avoid personnel
Drive-through operation and the potential safety hazard that exists.
Brief description of the drawings
Fig. 1 is subway train pantograph and pantagraph current collector power supply high voltage circuit diagram.
Fig. 2 is that the specific embodiment of the invention controls circuit diagram one.
Fig. 3 is that the specific embodiment of the invention controls circuit 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
Limit the scope of the invention.
The circuit of the subway train high-pressure section that various current collection modes are supplied is as shown in figure 1, pantograph is from connecing in the present embodiment
Net-fault power taking, the high voltage bus in high-voltage electrical cabinet is connected to by high-voltage switch gear KM1, and pantagraph current collector passes through from the 3rd rail power taking
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 controlling high-voltage switch gear KM1 and height
KM2 is closed to be switched between various current collection modes are powered to realize subway train.
Embodiment one:
As shown in Fig. 2 the various current collection mode power supply high voltage switching circuits of the subway train of the present embodiment, including:Pantograph pattern
Selection branch road, pantagraph current collector model selection branch road, pantograph pattern self-locking branch road and pantagraph current collector pattern self-locking branch road;Pantograph pattern
Selection branch road is used to control the conducting of pantograph pattern self-locking branch road when this branch road is turned on;Pantograph pattern self-locking branch road is used for
From conducting state is locked in after conducting, pantograph circuit is led in the conducting control train high pressure main circuit of pantograph pattern self-locking branch road
It is logical;Pantagraph current collector model selection branch road is used to control the conducting of pantagraph current collector pattern self-locking branch road when this branch road is turned on;Pantagraph current collector pattern
Self-locking branch road is used for after switch from conducting state is locked in, and the conducting of pantagraph current collector pattern self-locking branch road controls train high pressure main circuit
Middle pantagraph current collector circuit turn-on;Pantograph model selection branch road and pantagraph current collector model selection branch road are in parallel by mode selection module,
Mode selection module is used for alternatively selection pantograph model selection branch road or the conducting of pantagraph current collector model selection branch road.In this implementation
In example, the state of switch and contactor is without mode of operation shown in Fig. 2.
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 the relay of key switch control), the drivers' cab of subway train is arranged on, by work
Personnel are controlled conducting by key operated and disconnected.Vehicle zero speed relay K2 is closed automatically when car speed is zero,
Disconnected automatically when speed is not zero.
In the present embodiment, pantograph model selection branch road 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, is disconnected automatically during non-de- shoe-like state.
In the present embodiment, pantagraph current collector model selection branch road includes the arciform state contactor K5 and the second relay Q2 of drop;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
Bend to be closed automatically when dropping arciform state, disconnected automatically during rising bow state.
In the present embodiment, pantograph pattern self-locking branch road includes being sequentially connected in series the first conducting self-locking module, second after
Appliance contact Q2-2, second contactor contact KM12-2 and first contactor KM11;First conducting self-locking module 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 electrical equipment Q1 controls;First contactor contact KM11-1 is the normally opened contact controlled by first contactor KM11.
In the present embodiment, pantagraph current collector pattern self-locking branch road includes being sequentially connected in series the second conducting self-locking module, first after
Appliance contact Q1-2, first contactor contact KM11-2 and second contactor KM12;Second conducting self-locking module 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 electrical equipment Q2 controls;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 controls;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
Closed in the presence of Q1, the first relay contact Q1-2 disconnects in the presence of the first relay Q1.When the second relay Q2 is obtained
When electric, the second latching relay contact Q2-1 is closed in the presence of the second relay Q2, and the second relay contact Q2-2 is
Disconnected in the presence of two relay Q2.When first contactor KM11 obtains electric, first contactor contact KM11-1 is in the first contact
Closed in the presence of device KM11, first contactor contact KM11-2 disconnects in the presence of first contactor KM11, meanwhile, also make
High-voltage switch gear K1 closures are obtained, realizes that subway train passes through pantograph power taking.When second contactor KM12 obtains electric, second contactor
Contact KM12-1 is closed in the presence 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 passes through pantagraph current collector power taking.
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 of linkage and switch K3-2;Pantagraph current collector pattern is selected
Selecting self-resetting switch includes that the switch K4-1 of linkage and switch K4-2, switch K3-1 and switch K4-2 are normal open switch, switchs K3-
2 and switch K4-1 is normally closed switch;Connected with pantograph model selection branch road after switch K3-1 and switch K4-1 series connection, switched
Connected with pantagraph current collector model selection branch road after K3-2 and switch K4-2 series connection.
The various current collection mode power supply high voltage changing methods of subway train of the present embodiment, including pantograph Model Establishment process
With pantagraph current collector Model Establishment process;
Pantograph Model Establishment process includes:Stop in vehicle, boot removing of current collector state, vehicle zero speed relay K2 closures take off
Shoe-like state contactor K6 is closed, and first switch closure is operated successively, and mode selection module selection pantograph pattern, switch K3-1 is closed
Close so that the first relay Q1 is obtained electric and caused the first latching relay contact Q1-1 closures, and the first relay contact Q1-2 breaks
Open so that second contactor KM12 dead electricity causes second contactor contact KM12-2 to close, and first contactor KM11 is obtained electric and made
First contactor contact KM11-1 closures are obtained, pantograph pattern is set up and lock;
Pantagraph current collector Model Establishment process includes:Stop in vehicle, arciform state, vehicle zero speed relay K2 closures, drop drop in pantograph
Arciform state contactor K5 closures, operate first switch closure successively, and mode selection module selection pantagraph current collector pattern, switch K4-2 is closed
Close so that the second relay Q2 is obtained electric and caused the second latching relay contact Q2-1 closures, and the second relay contact Q2-2 breaks
Open so that first contactor KM11 dead electricity causes first contactor contact KM11-2 to close, and second contactor KM12 is obtained electric and made
Second contactor contact KM12-1 closures are obtained, pantagraph current collector pattern is set up and lock.
Embodiment two:The present embodiment is essentially identical with embodiment one, and difference is mode selection module for hilted broadsword is double
Throw switch, two of single-pole double-throw switch (SPDT) not moved end respectively with pantograph model selection branch road and pantagraph current collector model selection branch road string
Connection.
Above-mentioned simply presently preferred embodiments of the present invention, not makees any formal limitation to the present invention.Although of the invention
It is disclosed above with preferred embodiment, but it is not limited to the present invention.Therefore, it is every without departing from technical solution of the present invention
Content, according to the technology of the present invention essence to any simple modification, equivalent variation and modification made for any of the above embodiments, all should fall
In the range of technical solution of the present invention protection.
Claims (10)
1. various current collection mode power supply high voltage switching circuits of a kind of subway train, it is characterised in that including:Pantograph model selection
Branch road, pantagraph current collector model selection branch road, pantograph pattern self-locking branch road and pantagraph current collector pattern self-locking branch road;The pantograph pattern
Selection branch road is used to control the conducting of pantograph pattern self-locking branch road when this branch road is turned on;The pantograph pattern self-locking branch road is used
In from conducting state is locked in, pantograph is electric in the conducting control train high pressure main circuit of pantograph pattern self-locking branch road after switch
Road turns on;The pantagraph current collector model selection branch road is used to control the conducting of pantagraph current collector pattern self-locking branch road when this branch road is turned on;Institute
Pantagraph current collector pattern self-locking branch road is stated for from conducting state is locked in, the conducting control of pantagraph current collector pattern self-locking branch road to be arranged after switch
Pantagraph current collector circuit turn-on in overall height pressure main circuit;The pantograph model selection branch road and pantagraph current collector model selection branch road pass through mould
Formula selecting module is in parallel, and the mode selection module is used for alternatively selection pantograph model selection branch road or the choosing of pantagraph current collector pattern
Select branch road conducting.
2. various current collection mode power supply high voltage switching circuits of subway train according to claim 1, it is characterised in that:It is described
The front end of mode selection module is also in series with first switch K1 and vehicle zero speed relay K2.
3. various current collection mode power supply high voltage switching circuits of subway train according to claim 2, it is characterised in that:It is described
Pantograph model selection branch road 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 connects.
4. various current collection mode power supply high voltage switching circuits of subway train according to claim 3, it is characterised in that:It is described
Pantagraph current collector model selection branch road includes the arciform state contactor K5 and the second relay Q2 of drop;The mode selection module, drop are arciform
State contactor K5 and the second relay Q2 connects.
5. various current collection mode power supply high voltage switching circuits of subway train according to claim 4, it is characterised in that:It is described
Pantograph pattern self-locking branch road includes the first conducting self-locking module, the second relay contact Q2-2, the second contact that are sequentially connected in series
Device contact KM12-2 and first contactor KM11;The first conducting self-locking module includes the first latching relay contact in parallel
Q1-1 and first contactor contact KM11-1;The first latching relay contact Q1-1 is by the first relay Q1 controls
Normally opened contact;The first contactor contact KM11-1 is the normally opened contact controlled by the first contactor KM11.
6. various current collection mode power supply high voltage switching circuits of subway train according to claim 5, it is characterised in that:It is described
Pantagraph current collector pattern self-locking branch road includes the second conducting self-locking module, the first relay contact Q1-2, the first contact that are sequentially connected in series
Device contact KM11-2 and second contactor KM12;The second conducting self-locking module includes the second latching relay contact in parallel
Q2-1 and second contactor contact KM12-1;The second latching relay contact Q2-1 is by the second relay Q2 controls
Normally opened contact;The second contactor contact KM12-1 is the normally opened contact controlled by the second contactor KM12.
7. various current collection mode power supply high voltage switching circuits of subway train according to claim 6, it is characterised in that:It is described
Second relay contact Q2-2 is the normally-closed contact controlled by the second relay Q2;The second contactor contact KM12-2
It is 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 controls;The first contactor contact KM11-2 is to be touched by the normally closed of first contactor KM11 controls
Point.
8. the various current collection mode power supply high voltage switching circuits of subway train according to any one of claim 1 to 7, its feature
It is: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 of linkage and switch K3-2;The pantagraph current collector model selection is certainly
Reset switch includes that 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
It is normally closed switch to close K3-2 and switch K4-1;With the pantograph model selection branch after the switch K3-1 and switch K4-1 series connection
Road is connected, and is connected with the pantagraph current collector model selection branch road after the switch K3-2 and switch K4-2 series connection.
9. the various current collection mode power supply high voltage switching circuits of subway train according to any one of claim 1 to 7, its feature
It is:The mode selection module is single-pole double-throw switch (SPDT), two of the single-pole double-throw switch (SPDT) not moved end received with described respectively
Pantograph model selection branch road and pantagraph current collector model selection branch road are connected.
10. various current collection mode power supply high voltage changing methods of a kind of subway train, it is characterised in that:Including pantograph Model Establishment
Process and pantagraph current collector Model Establishment process;
The pantograph Model Establishment process includes:Stop in vehicle, boot removing of current collector state, vehicle zero speed relay K2 is closed
Close, take off shoe-like state contactor K6 closures, first switch closure, mode selection module selection pantograph pattern, switch are operated successively
K3-1 is closed so that the first relay Q1 is obtained electric and caused the first latching relay contact Q1-1 closures, the first relay contact
Q1-2 disconnects so that second contactor KM12 dead electricity causes second contactor contact KM12-2 to close, and first contactor KM11 is obtained
Electricity and cause first contactor contact KM11-1 closure, set up and lock pantograph pattern;
The pantagraph current collector Model Establishment process includes:Stop in vehicle, arciform state drops in pantograph, vehicle zero speed relay K2 is closed
Close, drop arciform state contactor K5 closures, first switch closure, mode selection module selection pantagraph current collector pattern, switch are operated successively
K4-2 is closed so that the second relay Q2 is obtained electric and caused the second latching relay contact Q2-1 closures, the second relay contact
Q2-2 disconnects so that first contactor KM11 dead electricity causes first contactor contact KM11-2 to close, and second contactor KM12 is obtained
Electricity and cause second contactor contact KM12-1 closure, set up and lock pantagraph current collector pattern.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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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 |
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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 |
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CN106915259A true CN106915259A (en) | 2017-07-04 |
CN106915259B CN106915259B (en) | 2019-05-14 |
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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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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 |
CN110803042A (en) * | 2018-07-18 | 2020-02-18 | 郑州宇通客车股份有限公司 | Charging bow control circuit and method |
WO2020037774A1 (en) * | 2018-08-21 | 2020-02-27 | 中车南京浦镇车辆有限公司 | Pantograph remote control circuit for unmanned subway train |
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 |
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 |
CN112319230A (en) * | 2020-11-18 | 2021-02-05 | 西南交通大学 | High-power electric energy transmission device and method |
WO2022000837A1 (en) * | 2020-06-29 | 2022-01-06 | 株洲中车时代电气股份有限公司 | Control method, device and system for safe train depot leaving |
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RU2679314C1 (en) * | 2017-12-13 | 2019-02-07 | СиАрАрСи ЧАНЧУНЬ РЭЙЛВЭЙ ВИИКЛЗ КО., ЛТД. | Multimode high-voltage power supply system for multi-section train and train |
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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 |
WO2022000837A1 (en) * | 2020-06-29 | 2022-01-06 | 株洲中车时代电气股份有限公司 | Control method, device and system for safe train depot leaving |
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 |
CN112319230A (en) * | 2020-11-18 | 2021-02-05 | 西南交通大学 | High-power electric energy transmission device and method |
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