CN201842093U - Traction system and control device for traction system - Google Patents

Traction system and control device for traction system Download PDF

Info

Publication number
CN201842093U
CN201842093U CN2009201780486U CN200920178048U CN201842093U CN 201842093 U CN201842093 U CN 201842093U CN 2009201780486 U CN2009201780486 U CN 2009201780486U CN 200920178048 U CN200920178048 U CN 200920178048U CN 201842093 U CN201842093 U CN 201842093U
Authority
CN
China
Prior art keywords
unit
control
power supply
driver element
signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2009201780486U
Other languages
Chinese (zh)
Inventor
A·皮亚泽西
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ABB Schweiz AG
Original Assignee
ABB Schweiz AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ABB Schweiz AG filed Critical ABB Schweiz AG
Priority to CN2009201780486U priority Critical patent/CN201842093U/en
Application granted granted Critical
Publication of CN201842093U publication Critical patent/CN201842093U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Landscapes

  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The utility model relates to a control device (4) for a traction system (1) and the traction system comprising the control device. The control device comprises a plurality of different driving units (13 and 14) and a control unit (10), wherein the driving units respectively provide driving signals for a power convertor (3); the control unit is used for controlling at least one driving unit (13 and 14) to make the corresponding driving units (13 and 14) generate the driving signals; and the control unit (10) is suitable for selecting one or several of the driving units (13 and 14) and is suitable for controlling the selected driving units (13 and 14) to provide the driving signals for the power convertor (3).

Description

Traction system and the control setup that is used for traction system
Technical field
The utility model relates to a kind of control setup that for example is used for as the traction system of transport systemss such as railway, tramway train.Particularly, the utility model relates to the control convenience that is used to drive traction system.
Background technology
The control setup that is used to draw power electronic equipment generally includes several printed circuit board (PCB)s, and these several printed circuit board (PCB)s are carried out different functions, for example measurement of electric weight; analog-to-digital conversion; signal filtering, set point is handled, control algorithm; pulse width modulator; universal I is handled, circuit protection, self-supervision; power equipment supply, data display and input or the like.Most of equipment supply capabilities must be set up and be necessary for to communication between the specialized equipment.
In control setup, be used for the connection of power electronic system and the influence that supply line is subject to electromagnetic interference, particularly because the control setup that is used for traction system sometimes is positioned near the electric motor units with or several motors.Therefore, carefully choose the architecture of control system so that a kind of system of optimization is provided, this system reduces also can build up with low cost to the fragility of electromagnetic interference.
So far, control setup is used different Power Electronic Circuit to control dissimilar electric motor units by customized for allowing.This has just caused design system need increase cost, because will use the control corresponding device for different types of electric motor units and/or Power Electronic Circuit.
The utility model content
Provide a kind of control setup that is used for traction system according to first aspect.Control setup comprises a plurality of different driver elements and control unit, described driver element is the quartz conductor driver element particularly, be used for drive signal being provided for respectively power converter (power converter), described control unit is used to control at least one driver element, make the corresponding driving unit produce drive signal, wherein, control unit is suitable for selecting at least one driver element one or more and is suitable for controlling selected driver element providing drive signal to power converter.
In addition, in order to control at least one driver element, can provide a kind of optical interconnection, it connects control unit and driver element sends the corresponding driving unit to allow the optics control signal.
A kind of thinking of above-mentioned control system provides a conception of species, this notion provides a kind of control system, this control system can use different power electronics standardized component (building block) to operate flexibly, and the fragility to electromagnetic interference that has reduced is provided simultaneously.
According to an embodiment, control setup can also comprise the I/O unit, and described I/O unit is suitable for (particularly passing through optical system) and receives external circumstances and management signal and be suitable for external circumstances and management signal are transferred to control unit.
And control setup may further include the interface and the IO unit of the status signal of the external status signals that is suitable for receiving the indication traction system.Particularly, interface and IO unit comprise the device that is used in response to external status signals generation optical states signal, and wherein interface and IO unit are coupled so that receive the optical states signal by control unit by optical interconnection and control unit, and wherein control unit is suitable for controlling at least one driver element in response to the optical states signal.
According to another embodiment, control setup can also comprise first power supply unit and second power supply unit, and described first power supply unit produces first supply capability that is used for to described driver element power supply; Described second power supply unit is used for to the control unit power supply, and wherein the output of first and second power supply units is electric decouplings.
In addition, first and/or second power supply unit can be suitable for receiving cell pressure and receiving traction system voltage from traction system voltage source (for example messenger wire (catenary)) from battery voltage source, and be suitable for the battery voltage that to receive and predetermined threshold value level ratio, wherein when battery voltage was lower than described threshold level, control unit and/or driver element were operated by the auxiliary power supply that traction system voltage produces.
A kind of flat battery (flat battery) start-up circuit can be provided, battery voltage that is used between the starting period, relatively receiving and threshold level, wherein when battery voltage was lower than threshold level, control unit and/or driver element were powered by the auxiliary power supply that power supply voltage produces.
According to a kind of traction system is provided on the other hand.Described traction system comprises the described control setup of one of scheme as described above, has the electric motor units of one or more motors and is used for the receiving management signal and is used to encourage described electric motor units to produce the power converter unit of tractive force.
The purpose of this utility model is to provide a kind of control setup that is used for traction system, the performance that it has improvement, and the fragility to electromagnetic interference that reduced is with the alerting ability that is used for different traction systems that has increased.
Description of drawings
With regard to accompanying drawing preferred embodiment is described in more detail, wherein
Fig. 1 shows the traction system that is used for transport systems; With
Fig. 2 shows the control setup that uses in the traction system of accompanying drawing 1.
Specific embodiment
Accompanying drawing 1 illustrates block diagram, and this block diagram has schematically illustrated the traction system 1 of the transport systems that is used for picture railway, rail train etc.Traction system 1 comprises electric motor units 2, and this electric motor units 2 comprises for example one or more brushless d.c.motors (electrical motor).For example can use electrical motor traction machine as synchronous dynamo (synchronouselectrical machine) and so on.
Electric motor units 2 is by 3 excitations of power electronics standardized component, and this power electronics standardized component 3 comprises power semiconductor switch (for example IGBT, thyristor etc.) and rapid protecting device.Power electronics standardized component 3 does not comprise any local controller.Power electronics standardized component 3 is from control setup 4 difference receiving gate signal and/or actuation signals (firing signal), and this gate signal and/or actuation signal are applied to IGBT or thyristor respectively.Power electronics standardized component 3 can have gate driver or start-up circuit (firing circuit) respectively, thinks power semiconductor switch execution switching function.
Externally fed voltage passes through service voltage circuit 5, for example supplies with to control setup 4 and 3 power supplies of power electronics standardized component by the messenger wire of the railway system.
In addition, from (not illustrating) driving management system reception condition and management signal, this situation and management signal can be indicated the desired operation state of power electronics standardized component 3 and electric motor units 2 and the expectation driving power that electric motor units 2 provides to control setup 4 by management signal circuit 6.For the optimal control in the control setup 4, control setup 4 receives serviceability from electrode unit 2 and power electronics standardized component 3 by feedback line 8, for example about the indication of electric current, voltage, temperature, rotative speed, cooling fluid pressure etc.
In Fig. 2, schematically shown the control setup 4 of Fig. 1 in more detail.Control setup 4 comprises control unit 10, with some subelements CAN unit 11 for example, interface and IO unit 12, the driver element of door driver element 13 and start-up circuit 14 for example, flat battery start-up circuit 15, first power supply unit, 16, the second power supply units 17 that are used for a driver element 13 and/or start-up circuit 14.Single control unit 10 is used for controlling all functions of described traction system 1, particularly the function of drive motor units 2 and the security function that protection is provided.
Control unit 10 and subelement---are more alternatively (unshowned) functional unit in CAN unit 11, interface and IO unit 12, door driver element 13 and start-up circuit 14 and the control setup 4---, and signal is connected.For the patience (resistance) of the anti-electromagnetic interference of having improved is provided, the signal communication between control unit 10 and the subelement is finished by optical fiber 18, and wherein optical signalling can be transmitted.Transmit the electromagnetic interference immunity by fiber optic signal.CAN unit (11) is suitable for particularly receiving external circumstances and management signal by optical system (18), and is suitable for the external circumstances management signal is sent to described control unit (10).
Control unit 10 provides control signal for door driver element 13 and/or start-up circuit 14.Gate driver 13 can the generator gate signal to be applied to power electronics standardized component 3.Similarly, start-up circuit 14 can produce actuation signal to be applied to power electronics standardized component 3.Rely on the power semiconductor switch that uses in the power electronics standardized component 3, any or both are applied to power electronics standardized component 3 in gate signal or the actuation signal.Except door driver element 13 and start-up circuit 14, can implement how different driver elements.
Control unit 10 is suitable for selecting in a driver element 13 and the start-up circuit 14 in advance or both are as default.Provide a driver element 13 and start-up circuit 14 both make control setup 4 flexible, the design of the mono-of control setup 4 just can be operated different types of power electronics standardized component 3 in dissimilar traction system 1 like this.
Be the maintenance purpose, control unit 10 also comprises maintenance port one 9, for example Ethernet interface etc.Maintenance port one 9 allows to do setting in control unit 10, and for example input is used for the controlling schemes of institute's bonded assembly power electronics standardized component 3, with just operated (a plurality of) driver element with institute's bonded assembly power electronics standardized component 3 couplings of selection in advance.
Also by interface and IO unit 12 receiving condition signals, this interface and IO unit 12 externally are connected to corresponding power electronics standardized component 3 to control unit 10 and/or electric motor units 2 comes the receiving condition signal.Status signal can indicate drive current in for example one or more current of electric, one or more electric moter voltage, motor speed, the power electronics standardized component 3 and/or driving voltage, as the cooling fluid pressure of the pressure of the refrigerant fluid in the cooling system of power electronics standardized component 3 and the temperature of electric motor units 2 and/or power electronics standardized component 3.Interface and IO unit 12 can comprise that one or more analog-digital converters come external status signals is carried out analog/digital conversion to convert digital state signal to, and wherein external status signals mainly provides with simulation electric weight form.
In addition, interface and IO unit 12 can comprise the electrical to optical converter (not shown), and this electrical to optical converter converts digital state signal to the optical states signal.Then, the optical states signal can transmit between interface and IO unit 12 and control unit 10 by optical fiber 18.
By status signal, control unit 10 can carry out controlled reset and monitor power electronics standardized component 3 and/or the operation of electric motor units 2 operation of electric motor units 2.For example, by monitoring the temperature of power electronics standardized component 3 and/or electric motor units 2, overheated can being detected so that carry out safe outage (power-off).
Interface and IO unit 12 comprise the safe subelement of traction, and this draws safe subelement and allows power electronics standardized component 3 power down (power down) in case the one or more electronic power parts in the power electronics standardized component 3 are out of order.Whether the function of drawing safe subelement allow is determined in the power electronics standardized component 3 et out of order and is determined the power down strategy being used for handling the parts of described power electronics standardized component 3 by door driver element 13 and/or start-up circuit 14 then, thereby make the fault in one or more parts can not cause that more parts are destroyed because for example too much power exposes (power exposure).
CAN unit 11 can comprise CAN (controller area network) controller, the photoelectric commutator of communicating by letter with management signal circuit 6, management signal circuit 6 for example is the optical bus system, and as data bus of vehicle, it provides optics situation and management signal to control and/or manage described traction system 1.
Control setup 4 comprises that powered battery port 20 is to receive the battery service voltage from battery source 22 (for example being Vehicular battery).The battery service voltage is supplied with second power supply unit 17, and it provides power supply for control unit 10 and subelement such as CAN unit 11 and interface and IO unit 12.In addition, control setup 4 is supplied with port 21 by traction system and is connected to service voltage circuit 5, and service voltage circuit 5 also is connected to electric motor units 2 and power electronics standardized component 3.Traction system is supplied with the service voltage of port 21 sources supplied propulsion systems, and it can correspond to the messenger wire voltage of traction system 1.
Carry the flat battery start-up circuit 15 that is supplied to control setup 4 from the traction system service voltage of supply line 5, its boosting voltage as control setup 4 is supplied with.Flat battery starts the function that circuit 15 has the cell load of detection and powered battery port 20 bonded assembly battery sources 22.In case cell pressure is lower than battery voltage threshold, flat battery start-up circuit 15 converts the traction system service voltage to battery voltage or predetermined voltage level and provides it to second power supply unit 17 to come to control unit 10 and subelement power supply, and provides it to first power supply unit 16 and be door driver element 13 and start-up circuit 14 power supplies.
Therefore, flat battery start-up circuit 15 even under the low situation of the cell pressure of supplying with powered battery port 20, still provide the ability of control setup 4 and traction system 1 is powered on.That is to say that flat battery start-up circuit 15 can start power electronics standardized component 3 and electric motor units 2 when starting traction system 1.Flat battery start-up circuit 15 thereby be designed to utilizes the change of voltage according to the charge condition of battery in external cell source 22 to work.In case Vehicular battery voltage is used up fully, control setup 4, be described flat battery start-up circuit 15, can use to be called as the specific function that flat battery starts and to start.In this case, if traction system 1 is included in railway etc., directly obtain power supply from messenger wire voltage.
First and/or second power supply unit 16,17 is suitable for bearing the supply of short time to interrupt.This can by always or the cell pressure supplied with by battery supply voltage port 20 of the detection of rule realize, thereby after making that if definite cell pressure of supplying with by battery supply voltage port 20 reduces to the following certain period of time of minimum, promptly arrive in the scope of 50ms 1, then corresponding power supply unit 16,17 will continue to come to described control unit 10 and subelement power supply by the voltage that conversion is supplied with port 21 supplies by traction system, and without any tangible interruption.
First power supply unit 16 separates with second power supply unit 17, so that door driver element 13 and start-up circuit 14 (with other driver element) are realized the electricity isolation with the remainder of control setup 4.First power supply unit 16 can comprise that the DC/AC converter unit provides driver element 13 and 14 needed pulse voltages etc.Second power supply unit 17 can comprise that the DC/DC conv is to convert battery voltage to the needed voltage level of operation control unit 10 and subelement.
A thinking of the present utility model is for traction system 1 provides a kind of control setup 4, its provide reduced for the fragility of electromagnetic interference and the sensivity that improved to the fault of the change of voltage of cell pressure or cell pressure.To the sensivity of electromagnetic interference reduce be to communicate realization between the parts of optical fiber in control setup 4 by using.In addition, control setup 4 is designed to can connect different power electronics standardized componenies 3 flexibly for the dissimilar electric motor units 2 in the traction system 1.Like this, can operate many different electric motor units, door driver element 13 and start-up circuit 14 can driving power semiconductor switch, for example IGBT and/or the thyristor in the power electronics standardized component 3 as in the top example.
Reference listing
1 trailer system
2 electric motor units
3 power electronics standarized components
4 control setups
5 supply capability circuits
6 management signal circuits
10 control units
The 11CAN unit
12 interfaces and IO unit
13 driver elements
14 start-up circuits
15 flat battery start-up circuits
16 first power supply units
17 second power supply units
18 optical fiber
19 maintenance ports
20 battery supply ports
21 traction systems are supplied with port
22 battery sources

Claims (9)

1. be used for the control setup (4) of traction system (1), it is characterized in that comprising:
-a plurality of different driving unit (13,14) are respectively power converter (3) drive signal are provided;
-control unit (10), be used to control at least one driver element (13,14), make corresponding driving unit (13,14) produce drive signal, wherein, control unit (10) is suitable at least one driver element (13,14) selecting one or more in and controlling selected driver element (13,14) provides drive signal to power converter (3).
2. control setup as claimed in claim 1 (4), it is characterized in that in order to control described at least one driver element (13,14), optical interconnection is provided, it connects described control unit (10) and described driver element (13,14) to allow the optics control signal to be transferred to respective drive unit (13,14).
3. control setup as claimed in claim 1 (4) is characterized in that also comprising:
-CAN unit (11), it is suitable for particularly receiving external circumstances and management signal by optical system (18), and is suitable for the external circumstances management signal is sent to described control unit (10).
4. control setup as claimed in claim 1 (4) is characterized in that also comprising:
-interface and IO unit (12), it is suitable for receiving the status signal of the external status signals of indicating described traction system (1).
5. control setup as claimed in claim 4 (4), it is characterized in that interface and IO unit (12) comprise the device that is used for producing in response to external status signals the optical states signal, and wherein interface and IO unit (12) are coupled so that receive the optical states signal by control unit (10) by optical interconnection and control unit (10), wherein control unit (10) is suitable for responding the optics status signal and controls at least one driver element (13,14).
6. control setup as claimed in claim 1 (4) is characterized in that also comprising:
-the first power supply unit (16) produces first supply capability that is used for to described driver element (13,14) power supply; With
-the second power supply unit (17) is used for to described control unit (10) power supply,
Wherein the output of first and second power supply units (16,17) is electric decoupling.
7. control setup as claimed in claim 6 (4), it is characterized in that first and/or second power supply unit (16,17) be suitable for receiving cell pressure and receiving traction system voltage from the traction system voltage source from battery voltage source (22), and the battery voltage and the threshold level that are suitable for receiving compare, wherein when battery voltage is lower than threshold level, control unit (10) and/or driver element (13,14) are operated by the auxiliary power supply that traction system voltage produces.
8. control setup as claimed in claim 1 (4) is characterized in that also comprising:
-flat battery starts circuit (15), battery voltage that is used between the starting period, relatively receiving and threshold level, wherein when battery voltage was lower than described threshold level, control unit (10) and/or driver element (13,14) were powered by the auxiliary power supply that power supply voltage produces.
9. traction system (1) is characterized in that comprising:
-electric motor units (2), it comprises one or more motors;
-power converter unit (3) is used for reception condition and management signal and is used for exciting electric unit (2) to produce tractive force;
-as the described control setup of one of front claim (4).
CN2009201780486U 2009-11-25 2009-11-25 Traction system and control device for traction system Expired - Lifetime CN201842093U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009201780486U CN201842093U (en) 2009-11-25 2009-11-25 Traction system and control device for traction system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009201780486U CN201842093U (en) 2009-11-25 2009-11-25 Traction system and control device for traction system

Publications (1)

Publication Number Publication Date
CN201842093U true CN201842093U (en) 2011-05-25

Family

ID=44036992

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009201780486U Expired - Lifetime CN201842093U (en) 2009-11-25 2009-11-25 Traction system and control device for traction system

Country Status (1)

Country Link
CN (1) CN201842093U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2939896A1 (en) * 2014-04-30 2015-11-04 Sncf Mobilites Device for supplying an electrical apparatus of a rail vehicle, use of the device and system comprising such a device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2939896A1 (en) * 2014-04-30 2015-11-04 Sncf Mobilites Device for supplying an electrical apparatus of a rail vehicle, use of the device and system comprising such a device
FR3020604A1 (en) * 2014-04-30 2015-11-06 Sncf DEVICE FOR SUPPLYING AN ELECTRICAL EQUIPMENT OF A RAILWAY VEHICLE, USE OF A DEVICE AND SYSTEM COMPRISING SUCH A DEVICE

Similar Documents

Publication Publication Date Title
CN107864645A (en) Energy storage devices
US7977900B2 (en) Inverter system for vehicle-mounted air conditioner
EP3753775B1 (en) Electric vehicle drive system, backup power supply device and method therefor
CN103023334A (en) Multi-redundance aircraft electric power source and starting method thereof
CN105765816A (en) Aircraft power distribution system
CN105818700B (en) Charge controller for battery in vehicle
CN106828366B (en) Unmanned vehicle vehicle equipment pressure stabilizing power distribution control system
CN105827117B (en) Combined vertical current converter
CN105580256B (en) Power inverter
CN102549905A (en) Electric power conversion apparatus
CN103064320A (en) Locomotive auxiliary control unit based on multifunction vehicle bus (MVB) network control
CN201842093U (en) Traction system and control device for traction system
US9577470B2 (en) Electrical and/or electronic supply circuit and method for providing a supply voltage
CN215954087U (en) Input and output device of traction system
EP3242331A1 (en) Fail-safe disconnect junction box and solar power system
KR20150016894A (en) Power device operating module, and power conversion system
CN114026765A (en) Vehicle electrical system
CN220020136U (en) Main control chip, control system and vehicle
CN108909471A (en) Power supply device is voluntarily walked in a kind of electric locomotive
US11600991B2 (en) Electrical circuit arrangement for an energy storage system and method for operating said electrical circuit arrangement
DK3226376T3 (en) ENERGY STORAGE MODULE FOR A MANUAL TOOL MACHINE AND CHARGING DEVICE THEREOF
US20190190433A1 (en) Method and device for external monitoring of power electronics
CN104670126A (en) On-board charger having power supply management with automatic power transition
CN115395636B (en) Redundant backup constant-current-constant-voltage power supply circuit and control method
EP4106127B1 (en) Electrical architecture

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20110525