CN106553552B - City rail vehicle pantograph and pantagraph current collector switching control system and trailer system - Google Patents
City rail vehicle pantograph and pantagraph current collector switching control system and trailer system Download PDFInfo
- Publication number
- CN106553552B CN106553552B CN201611043727.3A CN201611043727A CN106553552B CN 106553552 B CN106553552 B CN 106553552B CN 201611043727 A CN201611043727 A CN 201611043727A CN 106553552 B CN106553552 B CN 106553552B
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- China
- Prior art keywords
- pantograph
- current collector
- control
- pantagraph current
- contactor
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Classifications
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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
-
- 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
-
- 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)
- Electric Propulsion And Braking For Vehicles (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The present invention provides a kind of control systems for city rail vehicle, comprising: pantograph contactor and the first control relay, the normally opened main contacts of pantograph contactor are connected to pantograph and by between electric line；Pantagraph current collector contactor and the second control relay, the normally opened main contacts of pantagraph current collector contactor are connected to pantagraph current collector and by between electric line；The normally closed auxiliary contact of the normally opened auxiliary contact and the second control relay of the coil of pantograph contactor and the first control relay is connected between the positive-negative power of the first control loop；The normally closed auxiliary contact of the normally opened auxiliary contact and the first control relay of the coil of pantagraph current collector contactor and the second control relay is connected between the positive-negative power of the second control loop；Power supply is controlled, for the coil power supply for the first control relay or the second control relay；And switching switch, for the first control relay or the coil of the second control relay to be connected with control power supply.
Description
Technical field
The present invention relates to the power supply technical field of city rail vehicle more particularly to a kind of pantographs for city rail vehicle
It powers and the control system of pantagraph current collector power supply conversion and corresponding trailer system.
Background technique
The trailer system of city rail vehicle is mainly powered by pantograph contact net or pantagraph current collector third-rail feeding.The prior art
In, city rail vehicle trailer system is only able to satisfy pantograph power supply or pantagraph current collector by a kind of powering mode of electricity.When pantograph is flowed
Vehicle enter contactless net power supply but have the route of third-rail feeding, or when the vehicle that pantagraph current collector is flowed is entered without the
Three rails power but there is contact net to power route when, trailer system can run out of steam source and can not draw, cause vehicle to stagnate, from
And reduce efficiency of operation.
Therefore, this field needs one kind that can be compatible with the power supply of pantograph contact net and two kinds of pantagraph current collector third-rail feeding power supplies
The trailer system of mode.
Summary of the invention
A brief summary of one or more aspects is given below to provide to the basic comprehension in terms of these.This general introduction is not
The extensive overview of all aspects contemplated, and be both not intended to identify critical or decisive element in all aspects also non-
Attempt to define the range in terms of any or all.Its unique purpose is to provide the one of one or more aspects in simplified form
A little concepts are with the sequence for more detailed description given later.
According to an aspect of the present invention, a kind of pantograph power supply for city rail vehicle is provided to convert with pantagraph current collector power supply
Control system, the dynamical system of the city rail vehicle obtains electric power via by electric line from pantograph or from pantagraph current collector, the control
System processed includes:
Pantograph contactor and relevant first control relay, the normally opened main contacts connection of the pantograph contactor
In the pantograph and it is somebody's turn to do by the on-off for controlling pantograph power supply between electric line；
Pantagraph current collector contactor and relevant second control relay, the normally opened main contacts connection of the pantagraph current collector contactor
In the pantagraph current collector and it is somebody's turn to do by the on-off for controlling pantagraph current collector power supply between electric line；
The coil of the pantograph contactor and this first control relay normally opened auxiliary contact and this second control after
The normally closed auxiliary contact of electric appliance is connected between the positive-negative power of the first control loop；
The coil of the pantagraph current collector contactor and this second control relay normally opened auxiliary contact and this first control after
The normally closed auxiliary contact of electric appliance is connected between the positive-negative power of the second control loop；And
Power supply is controlled, the coil power supply for coil or the second control relay for the first control relay；With
And
Switching switch, for selectively making the coil of the first control relay or the coil of the second control relay
It is connected with the control power supply.
In one example, in first control loop, the normally opened auxiliary contact of the first control relay with should by electricity
The normally opened auxiliary contact of bow contactor are in parallel, and in second control loop, the second control relay it is normally opened
The normally opened auxiliary contact of auxiliary contact and the pantagraph current collector contactor are in parallel.
In one example, the normally closed auxiliary contact of the pantagraph current collector contactor is also in series in first control loop,
And the normally closed auxiliary contact of the pantograph contactor is also in series in the second servo loop.
In one example, switching switch includes:
The normally opened pantograph switch being connected between the first control relay and the control power supply, pantograph switch
It is configured as being controlled by pantograph button, to be pressed in response to the pantograph button and be switched to closed form from normally open
It state and is released in response to the pantograph button and switches back into normally open；And
The normally opened pantagraph current collector switch being connected between the second control relay and the control power supply, pantagraph current collector switch
It is configured as being controlled by pantagraph current collector button, to be pressed in response to the pantagraph current collector button and be switched to closed form from normally open
It state and is released in response to the pantagraph current collector button and switches back into normally open.
In one example, which switchs further include:
The the first normally closed auxiliary switch being connected between the first control relay and the control power supply, first auxiliary
Switch is configured as being controlled by the pantagraph current collector button, to be pressed in response to the pantagraph current collector button and be switched to from normally off
It off-state and is released in response to the pantagraph current collector button and switches back into normally off；And
The the second normally closed auxiliary switch being connected between the second control relay and the control power supply, second auxiliary
Switch is configured as being controlled by the pantograph button, to be pressed in response to the pantograph button and be switched to from normally off
It off-state and is released in response to the pantograph button and switches back into normally off.
According to another aspect of the present invention, a kind of trailer system for city rail vehicle is provided, comprising:
Engine, for providing power for the city rail vehicle；
By electric line, for drawing electric power from pantograph or from pantagraph current collector to power to the engine；And
Above-mentioned control system is drawn electricity from the one of both of the pantograph and the pantagraph current collector by electric line for switching this
Power.
Detailed description of the invention
After the detailed description for reading embodiment of the disclosure in conjunction with the following drawings, it better understood when of the invention
Features described above and advantage.In the accompanying drawings, each component is not necessarily drawn to scale, and has similar correlation properties or feature
Component may have same or similar appended drawing reference.
Fig. 1 is to show the power supply of compatibility pantograph and pantagraph current collector two kinds of powering modes of power supply according to an aspect of the present invention
Trailer system block diagram；
Fig. 2 is to show the control for pantograph power supply and pantagraph current collector power supply conversion of first embodiment according to the present invention
The block diagram of system processed；
Fig. 3 is to show the control for pantograph power supply and pantagraph current collector power supply conversion of second embodiment according to the present invention
The block diagram of system processed；
Fig. 4 is to show the control for pantograph power supply and pantagraph current collector power supply conversion of third embodiment according to the present invention
The block diagram of system processed；And
Fig. 5 is to show the control for pantograph power supply and pantagraph current collector power supply conversion of fourth embodiment according to the present invention
The block diagram of system processed.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.Note that below in conjunction with attached drawing and specifically real
The aspects for applying example description is merely exemplary, and is understood not to carry out any restrictions to protection scope of the present invention.
Fig. 1 is to show the power supply of compatibility pantograph and pantagraph current collector two kinds of powering modes of power supply according to an aspect of the present invention
Trailer system 100 block diagram.
As shown in Figure 1, trailer system 100 may include engine 101 and by electric line 102, by electric line 102 be responsible for by
The connection of pantograph 104 is connect to power to engine 101, or with pantagraph current collector 105 to power to engine 101.According to the present invention
One side, trailer system 100 especially be provided with control system 103, with control engine 101 be via by electric line 102 from
The power supply of pantograph 104 is still powered from pantagraph current collector 105.
As shown in Figure 1, by being respectively provided with switch between electric line 102 and pantograph 104 and pantagraph current collector 105.When
When switch by closing the switch between electric line and pantograph between pantagraph current collector disconnects, engine is supplied via pantograph
Electricity；On the other hand, when by between electric line and pantograph switch disconnect and between pantagraph current collector when closing the switch, engine
It powers via pantagraph current collector.
Contactor is utilized to realize and be opened by between electric line 102 and pantograph 104 and pantagraph current collector 105 in control system 103
The on-off of pass.
As well known to the skilled person, contactor generally comprises coil, main contacts and auxiliary contact.Main contacts can be with
Including what, it can be normally opened contact and be also possible to normally-closed contact.Such as the present invention use be level-one normally opened main contacts,
I.e. coil not it is electric in the case where remain open, once coil obtain it is electric if closure is switched to by disconnection, the weight after coil losing electricity
Newly it is switched to disconnection.Auxiliary contact can be divided into open type and closed type, normally opened auxiliary contact coil not it is electric in the case where protect
Hold disconnection, once coil obtain it is electric if closure is switched to by disconnection, be switched to disconnection again after coil losing electricity；Normally closed auxiliary contact
Coil not it is electric in the case where remain closed, once coil obtain it is electric if disconnection is switched to by closure, after coil losing electricity again
It is switched to closure.
In the present invention, control system 103 includes pantograph contactor KM11 and pantagraph current collector contactor KM12 two
Contactor.Come in fact by the switch between electric line 102 and pantograph 104 via the normally opened main contacts of pantograph contactor KM11
It is existing, it is realized by the switch between electric line 102 and pantagraph current collector 105 via the normally opened main contacts of pantagraph current collector contactor KM12.
As described above, the on-off of the normally opened main contacts of contactor by coil whether electric switch.Therefore, control system
103 mainly by control pantograph contactor KM11 and pantagraph current collector contactor KM12 coil electric situation controls confession
Power mode.
First embodiment:
Fig. 2 is to show the control for pantograph power supply and pantagraph current collector power supply conversion of first embodiment according to the present invention
The block diagram of system 200 processed.The control system 200 can be the specific embodiment of control system 103 in Fig. 1.
As shown in Fig. 2, control system 200 may include two control relays 1Q025,1Q026.Similar to contactor, after
Electric appliance also contains coil and auxiliary contact, and when coil obtains electric or power loss, the state of auxiliary contact switches.
Control system 200 includes two control loops, is to control the first of pantograph contactor KM11 to control back respectively
Second control loop on road and control pantagraph current collector contactor KM12.
In the first control loop, the coil of pantograph contactor KM11 is normally opened with the first control relay 1Q025's
The normally closed auxiliary contact of auxiliary contact and the second control relay 1Q026 are connected between the positive-negative power of the first control loop.
In the second control loop, the coil of pantagraph current collector contactor KM12 is normally opened with the second control relay 1Q026's
The normally closed auxiliary contact of auxiliary contact and the first control relay 1Q025 are connected between the positive-negative power of the second control loop.
Switch switch 202 switching first control relay 1Q025 coil and second control relay 1Q026 coil and
Power supply 201 is controlled to be connected.
When needing to be powered by pantograph, the coil of the first control relay 1Q025 is switched to and is controlled by switching switch 202
Power supply 201 processed is connected, and the coil of the second control relay 1Q026 is switched to and is disconnected with control power supply 201, the first control relay
The coil of device 1Q025 obtains electric, the coil losing electricity of the second control relay 1Q026.
At this point, in the first control loop where the coil of pantograph contactor KM11, the first control relay 1Q025
Normally opened auxiliary contact closed state is switched to by off-state, the normally closed auxiliary contact of the second control relay 1Q026 is kept
Closure so that the coil of pantograph contactor KM11 obtain it is electric, so that the normally opened main contacts of pantograph contactor KM11 be made to close
It closes (referring to Fig. 1), to be powered by pantograph.
On the other hand, at this time in the second control loop where the coil of pantagraph current collector contactor KM12, second control after
The normally opened auxiliary contact of electric appliance 1Q026 remain open, and the normally closed auxiliary contact of the first control relay 1Q025 is cut by being closed
It is changed to off-state, further ensures that the coil losing electricity of pantagraph current collector contactor KM12, to make pantagraph current collector contactor KM12
Normally opened main contacts remain open (referring to Fig. 1), to ensure to power by pantagraph current collector.
When needing to be powered by pantagraph current collector, the coil of the first control relay 1Q025 is switched to and is controlled by switching switch 202
Power supply 201 processed disconnects, and the coil of the second control relay 1Q026 is switched to and is connected with control power supply 201, the first control relay
The coil losing electricity of device 1Q025, the coil of the second control relay 1Q026 obtain electric.
At this point, in the first control loop where the coil of pantograph contactor KM11, the first control relay 1Q025
Normally opened auxiliary contact remain open, and second control relay 1Q026 normally closed auxiliary contact be switched to disconnection, further
Ensure the coil losing electricity of pantograph contactor KM11, so that the normally opened main contacts of pantograph contactor KM11 be made to disconnect (ginseng
See Fig. 1), to not powered by pantograph.
On the other hand, at this time in the second control loop where the coil of pantagraph current collector contactor KM12, second control after
The normally opened auxiliary contact of electric appliance 1Q026 are switched to closure, and the normally closed auxiliary contact of the first control relay 1Q025 remains closed shape
State so that the coil of pantagraph current collector contactor KM12 obtain it is electric, so that the normally opened main contacts of pantagraph current collector contactor KM12 be made to be closed
(referring to Fig. 1), to be powered by pantagraph current collector.
In the above-described embodiments, in the first control loop, by the normally opened auxiliary contact of the first control relay 1Q025 and the
The normally closed auxiliary contact series connection of two control relay 1Q026, and in the second control loop, relay 1Q026 is controlled by second
Normally opened auxiliary contact and the first control relay 1Q025 normally closed auxiliary contact series connection so that pantograph and pantagraph current collector are realized
Interlocking, it is ensured that the two will not power simultaneously.
Second embodiment:
Fig. 3 is to show the control for pantograph power supply and pantagraph current collector power supply conversion of second embodiment according to the present invention
The block diagram of system 300 processed.The control system 300 can be the specific embodiment of control system 103 in Fig. 1.
As shown in figure 3, control system 300 may include two control relays 1Q025,1Q026.Control system 300 includes
Two control loops are the first control loop and control pantagraph current collector contactor for controlling pantograph contactor KM11 respectively
The second control loop of KM12.
In the first control loop, the coil of pantograph contactor KM11 is normally opened with the first control relay 1Q025's
The normally closed auxiliary contact of auxiliary contact and the second control relay 1Q026 are connected between the positive-negative power of the first control loop.
Different from the embodiment of Fig. 2, the normally opened auxiliary contact of the first control relay 1Q025 here connect with pantograph position
The normally opened auxiliary contact of tentaculum KM11 are in parallel.
In the second control loop, the coil of pantagraph current collector contactor KM12 is normally opened with the second control relay 1Q026's
The normally closed auxiliary contact of auxiliary contact and the first control relay 1Q025 are connected between the positive-negative power of the second control loop.
Different from the embodiment of Fig. 2, the normally opened auxiliary contact of the second control relay 1Q026 here connect with pantagraph current collector position
The normally opened auxiliary contact of tentaculum KM12 are in parallel.
Switch switch 302 switching first control relay 1Q025 coil and second control relay 1Q026 coil and
Power supply 301 is controlled to be connected.
In this embodiment, switching switch 302 includes normally opened pantograph switch 3021 and normally opened pantagraph current collector switch
3022.Particularly, pantograph switch 3021 is designed to be controlled by a pantograph button, when the pantograph button is pressed
When, it is switched to closed state from normally open, and when the pantograph button is released, switch back into normally open.
Similarly, pantagraph current collector switch 3022 is designed to be controlled by a pantagraph current collector button, when the pantagraph current collector button is pressed
When lower, it is switched to closed state from normally open, and when the pantagraph current collector button is released, switch back into normally open.
When needing pantograph to power, operator only needs to click pantograph button, then decontrols button,
When pantagraph current collector being needed to power, operator only needs to click pantagraph current collector button, then decontrol button, almost eliminate by
A possibility that pantograph switch 3021 and pantagraph current collector switch 3022 are closed at, further enhances pantograph power supply and pantagraph current collector supplies
Interlocking between electricity.
In order to cooperate this push button to design, as described above, in the first control loop, the first control relay
The normally opened auxiliary contact of 1Q025 and the normally opened auxiliary contact of pantograph contactor KM11 are in parallel；In the second control loop,
The normally opened auxiliary contact of the normally opened auxiliary contact and pantagraph current collector contactor KM12 of second control relay 1Q026 are in parallel.
When needing to be powered by pantograph, operator presses pantograph button, and pantograph switch 3021 is controlled first
The coil and control power supply 301 of relay 1Q025 is connected, and pantagraph current collector switch 3022 remains open at this time, to make the second control
The coil and control power supply 301 of relay 1Q026 disconnects, and the coil of the first control relay 1Q025 obtains electric, the second control relay
The coil losing electricity of device 1Q026.
At this point, in the first control loop where the coil of pantograph contactor KM11, the first control relay 1Q025
Normally opened auxiliary contact closed state is switched to by off-state, the normally closed auxiliary contact of the second control relay 1Q026 is kept
Closure so that the coil of pantograph contactor KM11 obtain it is electric, so that the normally opened main contacts of pantograph contactor KM11 be made to close
It closes (referring to Fig. 1), to be powered by pantograph.
Meanwhile the electric normally opened auxiliary for making pantograph contactor KM11 that obtains of the coil of pantograph contactor KM11 is touched
Point is switched to closure.Therefore, even if pantograph switch 3021 is switched to normally opened shape again after operator decontrols pantograph button
State leads to the coil losing electricity of the first control relay 1Q025, so that the normally opened auxiliary contact weight of the first control relay 1Q025
Newly be switched to off-state, but due to the coil of pantograph contactor KM11 at this time electric make its normally opened auxiliary contact
It is maintained at closed state, therefore, the coil of pantograph contactor KM11 can be always maintained to obtain electricity condition, so that by electricity
The main contacts of bow contactor KM11 is maintained at closed state, to be maintained at pantograph powering mode.
When needing to be powered by pantagraph current collector, operator presses pantagraph current collector button, and pantagraph current collector button 3022 is controlled second
The coil of relay 1Q026 is switched to be connected with control power supply 301, and pantograph switch 3021 remains open at this time, to make the
The coil losing electricity of one control relay 1Q025, the coil of the second control relay 1Q026 obtain electric.
At this point, in the first control loop where the coil of pantograph contactor KM11, the second control relay 1Q026
It is electric so that its normally closed auxiliary contact is switched to disconnection from closure so that the coil losing electricity of pantograph contactor KM11, thus
The normally opened main contacts of pantograph contactor KM11 is set to disconnect (referring to Fig. 1), to not power by pantograph.Moreover, by electricity
The coil losing electricity of bow contactor KM11 leads to normally opened auxiliary contact of the pantograph contactor KM11 in the first control loop
Switch from closure and is maintained at off-state.
On the other hand, at this time in the second control loop where the coil of pantagraph current collector contactor KM12, second control after
The normally opened auxiliary contact of electric appliance 1Q026 are switched to closure, and the normally closed auxiliary contact of the first control relay 1Q025 remains closed shape
State so that the coil of pantagraph current collector contactor KM12 obtain it is electric, so that the normally opened main contacts of pantagraph current collector contactor KM12 be made to be closed
(referring to Fig. 1), to be powered by pantagraph current collector.
Meanwhile the electric normally opened auxiliary for making pantagraph current collector contactor KM12 that obtains of the coil of pantagraph current collector contactor KM12 is touched
Point is switched to closure.Therefore, even if pantagraph current collector switch 3022 is switched to normally opened shape again after operator decontrols pantagraph current collector button
State leads to the coil losing electricity of the second control relay 1Q026, so that the normally opened auxiliary contact weight of the second control relay 1Q026
Newly be switched to off-state, but due to the coil of pantagraph current collector contactor KM12 at this time electric make its normally opened auxiliary contact
It is maintained at closed state, therefore, the coil of pantagraph current collector contactor KM12 can be always maintained to obtain electricity condition, so that being flowed
The main contacts of device contactor KM12 is maintained at closed state, to be maintained at pantagraph current collector powering mode.
In the above-described embodiments, it is designed by push button, it is ensured that both the first control relay and the second control relay
It will not be powered simultaneously, so that pantograph and pantagraph current collector is realized interlocking, it is ensured that the two will not power simultaneously.
3rd embodiment:
Fig. 4 is the control for pantograph power supply and pantagraph current collector power supply conversion for showing third according to the present invention and applying example
The block diagram of system 400.The control system 400 can be the specific embodiment of control system 103 in Fig. 1.
As shown in figure 4, control system 400 may include two control relays 1Q025,1Q026.Control system 400 includes
Two control loops are the first control loop and control pantagraph current collector contactor for controlling pantograph contactor KM11 respectively
The second control loop of KM12.
In the first control loop, the normally opened auxiliary contact and pantograph contactor of the first control relay 1Q025
The normally opened auxiliary contact of KM11 are in parallel, the coil and the second control relay of the parallel units and pantograph contactor KM11
The normally closed auxiliary contact of device 1Q026 is connected between the positive-negative power of the first control loop.
Different from the embodiment of Fig. 3, in first control loop, the normally closed of pantagraph current collector contactor KM12 of also having connected
Auxiliary contact.
In the second control loop, the normally opened auxiliary contact and pantagraph current collector contactor of the second control relay 1Q026
The normally opened auxiliary contact of KM12 are in parallel, which further controls with the coil of pantagraph current collector contactor KM12 and first
The normally closed auxiliary contact of relay 1Q025 processed is connected between the positive-negative power of the second control loop.
Different from the embodiment of Fig. 3, in second control loop, pantograph of also having connected contactor KM11's is normally closed
Auxiliary contact.
Switch switch 402 switching first control relay 1Q025 coil and second control relay 1Q026 coil and
Power supply 401 is controlled to be connected.
Similar with preceding embodiment, switching switch 402 includes that normally opened pantograph switch 4021 and normally opened pantagraph current collector are opened
Close 4022.Pantograph switch 4021 is designed to be controlled by pantograph button, when the pantograph button is pressed, from normal
Open state is switched to closed state, and when the pantograph button is released, switch back into normally open.
Similarly, pantagraph current collector switch 4022 is designed to be controlled by a pantagraph current collector button, when the pantagraph current collector button is pressed
When lower, it is switched to closed state from normally open, and when the pantagraph current collector button is released, switch back into normally open.
When needing to be powered by pantograph, operator presses pantograph button, and pantograph switch 4021 is controlled first
The coil and control power supply 401 of relay 1Q025 is connected, and pantagraph current collector switch 4022 remains open at this time, to make the second control
The coil and control power supply 401 of relay 1Q026 disconnects, and the coil of the first control relay 1Q025 obtains electric, the second control relay
The coil losing electricity of device 1Q026.
At this point, in the first control loop where the coil of pantograph contactor KM11, the first control relay 1Q025
Normally opened auxiliary contact closed state is switched to by off-state, the normally closed auxiliary contact of the second control relay 1Q026 is kept
Closure, the coil of pantagraph current collector contactor KM12 keep the normally closed auxiliary contact of pantagraph current collector contactor KM12 due to power loss
Closure so that the coil of pantograph contactor KM11 obtain it is electric, so that the normally opened main contacts of pantograph contactor KM11 be made to close
It closes (referring to Fig. 1), to be powered by pantograph.
Meanwhile the electric normally opened auxiliary for making pantograph contactor KM11 that obtains of the coil of pantograph contactor KM11 is touched
Point is switched to closure.Therefore, even if pantograph switch 4021 is switched to normally opened shape again after operator decontrols pantograph button
State leads to the coil losing electricity of the first control relay 1Q025, so that the normally opened auxiliary contact weight of the first control relay 1Q025
Newly be switched to off-state, but due to the coil of pantograph contactor KM11 at this time electric make its normally opened auxiliary contact
It is maintained at closed state, therefore, the coil of pantograph contactor KM11 can be always maintained to obtain electricity condition, so that by electricity
The main contacts of bow contactor KM11 is maintained at closed state, to be maintained at pantograph powering mode.
Particularly, at this moment, since the coil of pantograph contactor KM11 can be always maintained to obtain electricity condition, pantograph
The normally closed auxiliary contact that contactor KM11 is connected in the second control loop is switched to disconnection, ensures that and supplies in pantograph
It is electric finally to ensure that the coil of pantagraph current collector contactor KM12 will not obtain for the disconnection of second control loop under power mode, realizes by electricity
The interlocking of bow power supply and pantagraph current collector power supply.
When needing to be powered by pantagraph current collector, operator presses pantagraph current collector button, and pantagraph current collector button 4022 is controlled second
The coil of relay 1Q026 is switched to be connected with control power supply 401, and pantograph switch 4021 remains open at this time, to make the
The coil losing electricity of one control relay 1Q025, the coil of the second control relay 1Q026 obtain electric.
At this point, in the first control loop where the coil of pantograph contactor KM11, the second control relay 1Q026
Normally closed auxiliary contact be switched to disconnection from closure so that the coil losing electricity of pantograph contactor KM11, to make pantograph
The normally opened main contacts of contactor KM11 disconnects (referring to Fig. 1), to not powered by pantograph.Moreover, pantograph position contacts
The coil losing electricity of device KM11 causes normally opened auxiliary contact of the pantograph contactor KM11 in the first control loop to be cut from closure
It changes and is maintained at off-state.
On the other hand, at this time in the second control loop where the coil of pantagraph current collector contactor KM12, second control after
The normally opened auxiliary contact of electric appliance 1Q026 are switched to closure, and the normally closed auxiliary contact of the first control relay 1Q025 remains closed shape
State, the coil of pantograph contactor KM11 make the normally closed auxiliary contact of pantograph contactor KM11 keep closing due to power loss
Close so that the coil of pantagraph current collector contactor KM12 obtain it is electric, so that the normally opened main contacts of pantagraph current collector contactor KM12 be made to be closed
(referring to Fig. 1), to be powered by pantagraph current collector.
Meanwhile the electric normally opened auxiliary for making pantagraph current collector contactor KM12 that obtains of the coil of pantagraph current collector contactor KM12 is touched
Point is switched to closure.Therefore, even if pantagraph current collector switch 4022 is switched to normally opened shape again after operator decontrols pantagraph current collector button
State leads to the coil losing electricity of the second control relay 1Q026, so that the normally opened auxiliary contact weight of the second control relay 1Q026
Newly be switched to off-state, but due to the coil of pantagraph current collector contactor KM12 at this time electric make its normally opened auxiliary contact
It is maintained at closed state, therefore, the coil of pantagraph current collector contactor KM12 can be always maintained to obtain electricity condition, so that being flowed
The main contacts of device contactor KM12 is maintained at closed state, to be maintained at pantagraph current collector powering mode.
Particularly, at this moment, since the coil of pantagraph current collector contactor KM12 can be always maintained to obtain electricity condition, pantagraph current collector
The normally closed auxiliary contact that contactor KM12 is connected in the first control loop is switched to disconnection, ensures that and supplies in pantagraph current collector
It is electric finally to ensure that the coil of pantograph contactor KM11 will not obtain for the disconnection of first control loop under power mode, realizes by electricity
The interlocking of bow power supply and pantagraph current collector power supply.
In the above-described embodiments, in the first control loop connect pantagraph current collector contactor KM12 normally closed auxiliary contact with
And the normally closed auxiliary contact for the pantograph contactor KM11 that connects in the second control loop, it is ensured that the first control relay and the
Both two control relays will not be powered simultaneously, so that pantograph and pantagraph current collector is realized interlocking, it is ensured that the two will not power simultaneously.
Fourth embodiment:
Fig. 5 is to show the according to the present invention 4th control for pantograph power supply and pantagraph current collector power supply conversion for applying example
The block diagram of system 500.The control system 500 can be the specific embodiment of control system 103 in Fig. 1.
As shown in figure 5, control system 500 may include two control relays 1Q025,1Q026.Control system 500 includes
Two control loops are the first control loop and control pantagraph current collector contactor for controlling pantograph contactor KM11 respectively
The second control loop of KM12.
In the first control loop, the normally opened auxiliary contact and pantograph contactor of the first control relay 1Q025
The normally opened auxiliary contact of KM11 are in parallel, which contacts with the coil of pantograph contactor KM11 and pantagraph current collector position
The normally closed auxiliary contact of the normally closed auxiliary contact of device KM12 and the second control relay 1Q026 are being connected on the first control loop just
Between negative supply.
In the second control loop, the normally opened auxiliary contact and pantagraph current collector contactor of the second control relay 1Q026
The normally opened auxiliary contact of KM12 are in parallel, the further coil and pantograph with pantagraph current collector contactor KM12 of the parallel units
The normally closed auxiliary contact of the normally closed auxiliary contact of contactor KM11 and the first control relay 1Q025 are connected on the second control and return
Between the positive-negative power on road.
Switch switch 502 switching first control relay 1Q025 coil and second control relay 1Q026 coil and
Power supply 501 is controlled to be connected.
Identical with preceding embodiment to be, switching switch 502 is including normally opened pantograph switch 5021a and normally opened is flowed
Device switch 5022b.Pantograph switch 5021a is designed to be controlled by a pantograph button, when the pantograph button is pressed
When, it is switched to closed state from normally open, and when the pantograph button is released, switch back into normally open.
Similarly, pantagraph current collector switch 5022b is designed to be controlled by a pantagraph current collector button, when the pantagraph current collector button is pressed
When lower, it is switched to closed state from normally open, and when the pantagraph current collector button is released, switch back into normally open.
Unlike coil embodiment, switching switch 502 further includes two normally closed auxiliary switch 5021b and 5022a.
Auxiliary switch 5021b connects with pantagraph current collector switch 5022b, and auxiliary switch 5022a connects with pantograph switch 5021a.Auxiliary is opened
It closes 5021b to be designed to link with pantograph switch 5021a, i.e., when user presses pantograph button, is switched by normally off
For off-state, when user decontrols pantograph button, switching can closed state.Auxiliary switch 5022a is designed to and is flowed
Device switch 5022b linkage, i.e., when user presses pantagraph current collector button, be switched to off-state by normally off, when user decontrols
When pantagraph current collector button, switching can closed state.
When needing to be powered by pantograph, operator presses pantograph button, and pantograph switch 5021a switches from disconnection
For closed state, the coil of the first control relay 1Q025 is connected with control power supply 501.Pantograph button is pressed simultaneously
Auxiliary switch 5021b is switched to off-state from normally off, so that it is guaranteed that the coil of the second control relay 1Q026 and control
Power supply 501 processed disconnects, and the coil of the first control relay 1Q025 obtains electric, the coil losing electricity of the second control relay 1Q026.
At this point, in the first control loop where the coil of pantograph contactor KM11, the first control relay 1Q025
Normally opened auxiliary contact closed state is switched to by off-state, the normally closed auxiliary contact of the second control relay 1Q026 is kept
Closure, the coil of pantagraph current collector contactor KM12 keep the normally closed auxiliary contact of pantagraph current collector contactor KM12 due to power loss
Closure so that the coil of pantograph contactor KM11 obtain it is electric, so that the normally opened main contacts of pantograph contactor KM11 be made to close
It closes (referring to Fig. 1), to be powered by pantograph.
Meanwhile the electric normally opened auxiliary for making pantograph contactor KM11 that obtains of the coil of pantograph contactor KM11 is touched
Point is switched to closure.Therefore, even if pantograph switch 5021 is switched to normally opened shape again after operator decontrols pantograph button
State leads to the coil losing electricity of the first control relay 1Q025, so that the normally opened auxiliary contact weight of the first control relay 1Q025
Newly be switched to off-state, but due to the coil of pantograph contactor KM11 at this time electric make its normally opened auxiliary contact
It is maintained at closed state, therefore, the coil of pantograph contactor KM11 can be always maintained to obtain electricity condition, so that by electricity
The main contacts of bow contactor KM11 is maintained at closed state, to be maintained at pantograph powering mode.
Particularly, at this moment, since the coil of pantograph contactor KM11 can be always maintained to obtain electricity condition, pantograph
The normally closed auxiliary contact that contactor KM11 is connected in the second control loop is switched to disconnection, ensures that and supplies in pantograph
It is electric finally to ensure that the coil of pantagraph current collector contactor KM12 will not obtain for the disconnection of second control loop under power mode, realizes by electricity
The interlocking of bow power supply and pantagraph current collector power supply.
When needing to be powered by pantagraph current collector, operator presses pantagraph current collector button, and pantagraph current collector button 5022b is controlled second
The coil of relay 1Q026 is switched to be connected with control power supply 501.Pantagraph current collector button is pressed while by auxiliary switch 5022a
It is switched to off-state from normally off, so that it is guaranteed that the first coil of control relay 1Q025 and breaking for control power supply 501
It opens, the coil of the second control relay 1Q026 obtains electric.
At this point, in the first control loop where the coil of pantograph contactor KM11, the second control relay 1Q026
Normally closed auxiliary contact be switched to disconnection from closure so that the coil losing electricity of pantograph contactor KM11, to make pantograph
The normally opened main contacts of contactor KM11 disconnects (referring to Fig. 1), to not powered by pantograph.Moreover, pantograph position contacts
The coil losing electricity of device KM11 causes normally opened auxiliary contact of the pantograph contactor KM11 in the first control loop to be cut from closure
It changes and is maintained at off-state.
On the other hand, at this time in the second control loop where the coil of pantagraph current collector contactor KM12, second control after
The normally opened auxiliary contact of electric appliance 1Q026 are switched to closure, and the normally closed auxiliary contact of the first control relay 1Q025 remains closed shape
State, the coil of pantograph contactor KM11 make the normally closed auxiliary contact of pantograph contactor KM11 keep closing due to power loss
Close so that the coil of pantagraph current collector contactor KM12 obtain it is electric, so that the normally opened main contacts of pantagraph current collector contactor KM12 be made to be closed
(referring to Fig. 1), to be powered by pantagraph current collector.
Meanwhile the electric normally opened auxiliary for making pantagraph current collector contactor KM12 that obtains of the coil of pantagraph current collector contactor KM12 is touched
Point is switched to closure.Therefore, even if pantagraph current collector switch 5022 is switched to normally opened shape again after operator decontrols pantagraph current collector button
State leads to the coil losing electricity of the second control relay 1Q026, so that the normally opened auxiliary contact weight of the second control relay 1Q026
Newly be switched to off-state, but due to the coil of pantagraph current collector contactor KM12 at this time electric make its normally opened auxiliary contact
It is maintained at closed state, therefore, the coil of pantagraph current collector contactor KM12 can be always maintained to obtain electricity condition, so that being flowed
The main contacts of device contactor KM12 is maintained at closed state, to be maintained at pantagraph current collector powering mode.
Particularly, at this moment, since the coil of pantagraph current collector contactor KM12 can be always maintained to obtain electricity condition, pantagraph current collector
The normally closed auxiliary contact that contactor KM12 is connected in the first control loop is switched to disconnection, ensures that and supplies in pantagraph current collector
It is electric finally to ensure that the coil of pantograph contactor KM11 will not obtain for the disconnection of first control loop under power mode, realizes by electricity
The interlocking of bow power supply and pantagraph current collector power supply.
In the above-described embodiments, pass through Design assistant switch 5021b, 5022a and be allowed to and pantograph switch and pantagraph current collector
Switch gearing, it is ensured that both the first control loop and the second control loop will not be powered simultaneously, realize pantograph and pantagraph current collector
Interlocking, it is ensured that the two will not power simultaneously.
In the present invention, guarantee uniquely to select by the interlocking between the first control loop and the second control loop
Pantograph power supply or pantagraph current collector power supply, and by multiple interlocking techniques further ensure that even if some component in circuit due to
Senile cause short circuit will not cause all interlockings to be failed, it is ensured that Electrical Safety.
Offer is to make any person skilled in the art all and can make or use this public affairs to the previous description of the disclosure
It opens.The various modifications of the disclosure all will be apparent for a person skilled in the art, and as defined herein general
Suitable principle can be applied to other variants without departing from the spirit or scope of the disclosure.The disclosure is not intended to be limited as a result,
Due to example described herein and design, but should be awarded and principle disclosed herein and novel features phase one
The widest scope of cause.
Claims (6)
1. the control system of a kind of pantograph power supply for city rail vehicle and pantagraph current collector power supply conversion, the city rail vehicle move
Force system obtains electric power via by electric line from pantograph or from pantagraph current collector, and the control system includes:
Pantograph contactor and relevant first control relay, the normally opened main contacts of the pantograph contactor are connected to
The pantograph and it is described by between electric line with control pantograph power on-off；
Pantagraph current collector contactor and relevant second control relay, the normally opened main contacts of the pantagraph current collector contactor are connected to
The pantagraph current collector and it is described by between electric line with control pantagraph current collector power on-off；
The normally opened auxiliary contact and second control of the coil of the pantograph contactor and the first control relay
The normally closed auxiliary contact of relay is connected between the positive-negative power of the first control loop；
The normally opened auxiliary contact and first control of the coil of the pantagraph current collector contactor and the second control relay
The normally closed auxiliary contact of relay is connected between the positive-negative power of the second control loop；
Power supply is controlled, the coil power supply for coil or the second control relay for the first control relay；With
And
Switching switch, for selectively making the coil of the first control relay or the coil of the second control relay
It is connected with the control power supply.
2. control system as described in claim 1, which is characterized in that in first control loop, first control
The normally opened auxiliary contact of relay and the normally opened auxiliary contact of the pantograph contactor are in parallel, and in second control
In circuit processed, the normally opened auxiliary contact phase of the normally opened auxiliary contact and the pantagraph current collector contactor of the second control relay
It is in parallel.
3. control system as claimed in claim 2, which is characterized in that be also in series in first control loop it is described by
The normally closed auxiliary contact of device contactor is flowed, and is also in series with the pantograph contactor in second control loop
Normally closed auxiliary contact.
4. control system as claimed in claim 2, which is characterized in that the switching, which switchs, includes:
The normally opened pantograph switch being connected between the first control relay and the control power supply, the pantograph are opened
Pass is configured as being controlled by pantograph button, to be pressed in response to the pantograph button and be switched to and close from normally open
It conjunction state and is released in response to the pantograph button and switches back into normally open；And
The normally opened pantagraph current collector switch being connected between the second control relay and the control power supply, the pantagraph current collector are opened
Pass is configured as being controlled by pantagraph current collector button, to be pressed in response to the pantagraph current collector button and be switched to and close from normally open
It conjunction state and is released in response to the pantagraph current collector button and switches back into normally open.
5. control system as claimed in claim 4, which is characterized in that the switching switch further include:
The the first normally closed auxiliary switch being connected between the first control relay and the control power supply, described first is auxiliary
Help switch to be configured as being controlled by the pantagraph current collector button, thus in response to the pantagraph current collector button be pressed and from normally off
It is switched to off-state and is released in response to the pantagraph current collector button and switches back into normally off；And
The the second normally closed auxiliary switch being connected between the second control relay and the control power supply, described second is auxiliary
Help switch to be configured as being controlled by the pantograph button, thus in response to the pantograph button be pressed and from normally off
It is switched to off-state and is released in response to the pantograph button and switches back into normally off.
6. a kind of trailer system for city rail vehicle, comprising:
Engine, for providing power for the city rail vehicle；
By electric line, for drawing electric power from pantograph or from pantagraph current collector to power to the engine；And
Control system according to any one of claims 1 to 5, for switch it is described by electric line from the pantograph and institute
The one of both for stating pantagraph current collector draws electric power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611043727.3A CN106553552B (en) | 2016-11-24 | 2016-11-24 | City rail vehicle pantograph and pantagraph current collector switching control system and trailer system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611043727.3A CN106553552B (en) | 2016-11-24 | 2016-11-24 | City rail vehicle pantograph and pantagraph current collector switching control system and trailer system |
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| CN106553552B true CN106553552B (en) | 2019-07-09 |
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| CN110803042B (en) * | 2018-07-18 | 2023-12-15 | 宇通客车股份有限公司 | Charging bow control circuit and method |
| CN109099017B (en) * | 2018-09-14 | 2020-01-31 | 中车大连机车车辆有限公司 | Hydraulic control system of current collector |
| 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 |
| CN112977511B (en) * | 2019-12-16 | 2022-07-26 | 中车唐山机车车辆有限公司 | Rail train's air conditioning system control circuit and rail train |
| CN112124152B (en) * | 2020-09-22 | 2021-12-17 | 中车株洲电力机车有限公司 | Power supply circuit and power supply control method for locomotive auxiliary system |
| CN113306404B (en) * | 2021-04-29 | 2022-10-25 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle ground power supply interlocking device and rail vehicle ground power supply access method |
| CN114069588B (en) * | 2021-11-08 | 2024-03-08 | 中车长春轨道客车股份有限公司 | External power supply control circuit of emergency lift bow pump of rail transit vehicle |
| CN115056684A (en) * | 2022-07-08 | 2022-09-16 | 中车青岛四方车辆研究所有限公司 | Automatic bow four-rail current collector goes up and down and multimode installation mode thereof |
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