CN1840380A - Electric motor car control unit - Google Patents
Electric motor car control unit Download PDFInfo
- Publication number
- CN1840380A CN1840380A CNA2006100680424A CN200610068042A CN1840380A CN 1840380 A CN1840380 A CN 1840380A CN A2006100680424 A CNA2006100680424 A CN A2006100680424A CN 200610068042 A CN200610068042 A CN 200610068042A CN 1840380 A CN1840380 A CN 1840380A
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- China
- Prior art keywords
- mentioned
- command
- circuit breaker
- power
- controller
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- 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.)
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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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/04—Cutting off the power supply under fault conditions
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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
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/02—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles characterised by the form of the current used in the control circuit
- B60L15/08—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles characterised by the form of the current used in the control circuit using pulses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/90—Vehicles comprising electric prime movers
- B60Y2200/91—Electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2400/00—Special features of vehicle units
- B60Y2400/30—Sensors
- B60Y2400/308—Electric sensors
- B60Y2400/3084—Electric currents sensors
Abstract
The invention relates to a controller of electric vehicle, wherein the initial coil of transformer (13) via main breaker (12) is connected to collector (11); the electric transformer (14) is connected to the secondary coil of transformer (13); the main circuit unit breaker (17) switches the main circuit of electric switcher (14); when there is accidence in electric transformer (14), the controller (18) outputs break command to the main circuit unit breaker (17); therefore, it only cut the accident electric transformer (14).
Description
Technical field
The present invention relates to alternating electromotive force as power supply, the controller of electric vehicle that carries out the control relevant with the power inverter of electric vehicle.
Background technology
Usually, in the controller of electric vehicle of control battery-driven car, have many power inverters.Many power inverters are reduced one unit.The power collector of controller of electric vehicle is connected on the voltage transformer via line circuit breaker.On this voltage transformer, be connected with each power inverter that is reduced one unit.Therefore, each power inverter that is reduced one unit obtains alternating current via same line circuit breaker from power collector.The power inverter that is connected on the Secondary winding of transformer is connected with electrical motor.Electrical motor is to be used to machine that battery-driven car is travelled.Being connected power inverter on 3 windings of voltage transformer is connected with and is used for machine that the passenger is served.In such controller of electric vehicle, when the fault of power supply short circuit etc. took place, control part disconnected line circuit breaker.Thereby protection controller of electric vehicle.
And, such content is also disclosed: when producing fault, on arbitrary platform of many power inverters, constantly open contact breaker and gating (gate) control of the power inverter of et out of order is stopped.Like this, can shorten restarting the time of power inverter.And, can reduce the wearing and tearing of the contact of contact breaker.And, can eliminate the deterioration (for example, with reference to the open communique 2003-274506 of Japanese Patent) of the sensation taken and acceleration capability.
Yet, in above-mentioned controller of electric vehicle, insufficient at the protection of fault.For example, the situation during switching (switching) the element short circuit of Secondary winding of transformer or 3 short circuit in windings or power inverter etc.In this case, only stopping gating controlling when then can not adequately protect controller of electric vehicle many.And when disconnecting line circuit breaker, all power inverters that are connected subordinate's system side of same line circuit breaker all will be stopped.Therefore, the normal power inverter situation that also must stop is many.
Summary of the invention
The object of the present invention is to provide a kind of controller of electric vehicle, this device suppresses to stop normal power inverter, and the accident that can't protect for only stopping gating control also can be protected.
The controller of electric vehicle of a first aspect of the present invention has: be connected in the circuit breaker on the power collector of supplying with alternating electromotive force; Obtain the voltage transformer of alternating electromotive force from above-mentioned power collector via above-mentioned circuit breaker; Be connected in the power inverter of above-mentioned voltage transformer; Switch block, these parts disconnect the power circuit of above-mentioned power inverter according to first ON-and OFF-command, can cut off electric current, the above-mentioned power circuit of Kai Heguan; Fault detection part, this part detects the fault relevant with above-mentioned power inverter; And the first ON-and OFF-command part, when utilizing above-mentioned fault detection part to detect fault, this command component is exported above-mentioned first ON-and OFF-command to above-mentioned switch block.
Description of drawings
Fig. 1 is the block scheme of formation that shows the system of the controller of electric vehicle that has used first embodiment of the invention.
Fig. 2 is the block scheme of formation that shows the system of the controller of electric vehicle that has used second embodiment of the invention.
Fig. 3 is the block scheme of formation that shows the system of the controller of electric vehicle that has used third embodiment of the invention.
Fig. 4 is the block scheme of formation that shows the system of the controller of electric vehicle that has used four embodiment of the invention.
Fig. 5 is the block scheme of formation that shows the system of the controller of electric vehicle that has used fifth embodiment of the invention.
The specific embodiment
Below, various embodiments of the present invention will be described with reference to accompanying drawing.
(first embodiment)
Fig. 1 is the block scheme of formation that shows the system of the controller of electric vehicle that has used first embodiment of the invention.
In subordinate's system side of power collector 11, be connected with the primary winding of voltage transformer 13 via line circuit breaker 12.Many power inverters 14 are connected on the voltage transformer 13.Voltage transformer 13 is connected with many power inverters 14 that reduced 1 unit.The power inverter 14 that is connected on the secondary winding of voltage transformer 13 is connected with electrical motor 15.The machine of electrical motor 15 for being used to battery-driven car is travelled.Be connected on the power inverter 14 on 3 windings of voltage transformer 13 and be connected with the machine that is used for the passenger is provided service.
This controller of electric vehicle is to provide the mode of electric power to constitute from voltage transformer 13 to each power inverter 14.By these electrical motors 15 battery-driven car is travelled.
The power circuit of the power inverter 14 of oneself is opened and closed to power circuit unit's cutout relay 17.Here, the power circuit of power inverter refers to from voltage transformer 13 to electrical motor 15 electric path.Power circuit unit's cutout relay 17 can cut off fault current.Because power inverter 14 adopts the PWM mode, so the situation of same-phase control rectification etc. is compared, the inductance of the secondary winding of voltage transformer 13 is a lot of greatly.This is in order to suppress the HFS of supply current.Its result, the fault current in the secondary circuit of voltage transformer 13 also is inhibited.Therefore, can easily cut off fault current in the secondary circuit of voltage transformer 13.Like this, can make power circuit unit's cutout relay 17 have the ability of cutting off fault current.On the other hand, in the phase control rectification, make power circuit unit's cutout relay 17 have the ability of cutting off fault current, from realizing miniaturization or the viewpoint comparison difficulty of saving the space.
Fault detection part 31 detects the fault relevant with power inverter 14.The fault relevant with power inverter 14 refers to, and for example, constitutes the fault of the fault of circuit of power circuit of power inverter 14 or power inverter 14 self.Particularly, the fault of circuit that constitutes the power circuit of power inverter 14 refers to, and is connected with the secondary winding of voltage transformer 13 of this power inverter or the short circuit of 3 windings etc.And the fault of power inverter 14 self refers to the fault of short circuit etc. of the switchover element of power inverter.
32 outputs of power circuit unit's cutout relay ON-and OFF-command part are used to disconnect the ON-and OFF-command of power circuit unit's cutout relay 17.
Show the structure that power circuit unit's cutout relay 17 or control part 18 are built in power inverter 14 here.Be not limited to this structure, these machines also can be arranged on the outside of power inverter 14.And, show power circuit unit's cutout relay 17 and be arranged on structure between voltage transformer 13 and the power inverter 14.Be not limited to this structure, so long as the power circuit of the power inverter 14 of oneself, power circuit unit's cutout relay 17 can be arranged on any part.Therefore, also can be arranged between power inverter 14 and the electrical motor 15.
According to above-mentioned formation, the following action of this controller of electric vehicle.
This controller of electric vehicle is by fault detection part 31 detection failure.When detecting fault, fault detection part 31 is sent the request that is used to disconnect power circuit unit's cutout relay 17 to power circuit unit's cutout relay ON-and OFF-command part 32.After power circuit unit's cutout relay ON-and OFF-command part 32 is received this request, to power circuit unit's cutout relay 17 output ON-and OFF-commands.Disconnect power circuit unit's cutout relay 17 by this ON-and OFF-command.
Like this, control part 18 only cuts off the power circuit of corresponding power inverter 14 by control the function of opening and close power circuit unit's cutout relay 17 when producing fault.Like this, can be breaking at the fault current that flows in the power circuit of power inverter 14.
According to first embodiment, make power circuit unit's cutout relay 17 have the ability of cutting off fault current.Like this, can only disconnect the power circuit of the power inverter relevant 14 with fault.Therefore, suppress to stop normal power inverter, the accident that can't protect for only stopping gating control also can be protected.And, can improve as the convenience of battery-driven car and the reliability of defencive function.Further, the wasteness that can suppress service-delivery machine stops.And,, can realize miniaturization or save the space owing to do not use the phase control rectification.
(second embodiment)
Fig. 2 is the block scheme of formation that shows the system of the controller of electric vehicle that has used second embodiment of the present invention.For giving same-sign and omit repeat specification with Fig. 1 components identical.Here, describe for part with the first embodiment main difference.And following embodiment omits repeat specification too.
With respect to first embodiment shown in Figure 1, second embodiment appends the monitor portion 19 that is provided with the on off state that monitors power circuit unit's cutout relay 17.And control part 18 appends to be provided with and disconnects judgment part 33, line circuit breaker ON-and OFF-command part 34., show the situation that monitor portion 19 is built in power inverter 14 here, yet also can be arranged on the outside of power inverter 14.
Disconnect judgment part 33 according to the information that receives from monitor portion 19, judge whether to have disconnected power circuit unit's cutout relay 17.
When the judged result that disconnects judgment part 33 when not disconnecting power circuit unit's cutout relay 17 as yet, line circuit breaker ON-and OFF-command part 34 is exported the ON-and OFF-command that is used to disconnect line circuit breaker 12.
According to above-mentioned formation, the following action of this controller of electric vehicle.
This controller of electric vehicle is by fault detection part 31 detection failure.When detecting fault, fault detection part 31 is sent the request that is used to disconnect power circuit unit's cutout relay 17 to power circuit unit's cutout relay ON-and OFF-command part 32.After power circuit unit's cutout relay ON-and OFF-command part 32 receives this request, to power circuit unit's cutout relay 17 output ON-and OFF-commands.Behind power circuit unit's cutout relay ON-and OFF-command part 32 output ON-and OFF-commands, disconnect judgment part 33 and judge whether power circuit unit's cutout relay 17 is disconnected.When disconnection judgment part 33 judges that power circuit unit's cutout relays 17 have disconnected, stop the processing of control part 18.On the other hand, when judging that power circuit unit's cutout relay 17 does not disconnect as yet, disconnect judgment part 33 and send the request that is used to disconnect line circuit breaker 12 to line circuit breaker ON-and OFF-command part 34.After line circuit breaker ON-and OFF-command part 34 receives this request, to line circuit breaker 12 output ON-and OFF-commands.Disconnect line circuit breaker 12 by this ON-and OFF-command.
According to second embodiment, on the effect of first embodiment, also can obtain following effect.
When disconnecting 17 failures of power circuit unit's cutout relay, this controller of electric vehicle disconnects the line circuit breaker 12 of superior system side.Therefore, as the protection at accident, this controller of electric vehicle can carry out the high reserve of reliability (back up) protection.
(the 3rd embodiment)
Fig. 3 is the block scheme of formation that shows the system of the controller of electric vehicle that has used the 3rd embodiment of the present invention.For giving identical symbol and omit repeat specification with Fig. 2 components identical.
Compare with second embodiment shown in Figure 2, the 3rd embodiment is provided with the secondary contact 20 with the main contact interlock of power circuit unit cutout relay 17, as the monitor portion 19 of the on off state that monitors power circuit unit's cutout relay 17.And, replacing disconnecting judgment part 33, control part 18 is provided with and disconnects judgment part 33A.
Disconnect the state that judgment part 33A detects the contact of secondary contact 20.Disconnect the state of judgment part 33A, judged whether to disconnect the main contact of power circuit unit's cutout relay 17 according to the contact of secondary contact 20.Particularly, if secondary contact 20 disconnect, then judgment part 33A judges that power circuit unit's cutout relay 17 has disconnected.If secondary contact 20 closures then disconnect judgment part 33A and judge that power circuit unit's cutout relay 17 does not disconnect as yet.
According to top structure, the following action of this controller of electric vehicle.
This controller of electric vehicle is by fault detection part 31 detection failure.When detecting fault, fault detection part 31 is sent the request that is used to disconnect power circuit unit's cutout relay 17 to power circuit unit's cutout relay ON-and OFF-command part 32.After receiving this request, power circuit unit's cutout relay ON-and OFF-command part 32 is to power circuit unit's cutout relay 17 output ON-and OFF-commands.Behind power circuit unit's cutout relay ON-and OFF-command part 32 output ON-and OFF-commands, disconnect judgment part 33A and judge whether secondary contact 20 disconnect.When disconnection judgment part 33A judges that secondary contact 20 have disconnected, stop the processing of control part 18.On the other hand, when disconnection judgment part 33A judges that secondary contact 20 do not disconnect, send the request that is used to disconnect line circuit breaker 12 to line circuit breaker ON-and OFF-command part 34.After receiving this request, line circuit breaker ON-and OFF-command part 34 is to line circuit breaker 12 output ON-and OFF-commands.According to this ON-and OFF-command, disconnect line circuit breaker 12.
In the above description, the operating state (on off state) that makes secondary contact 20 is identical with the operating state of the main contact of power circuit unit cutout relay 17.Yet, be not limited to this method.The operating state that also can make secondary contact 20 is opposite with the operating state of the main contact of power circuit unit cutout relay 17, carries out same control.
According to the 3rd embodiment, on the effect of second embodiment, also can obtain following effect.
Disconnect the operating state of the secondary contact 20 of judgment part 33A supervision and power circuit unit's cutout relay main contact 17 interlocks.Like this, disconnect judgment part 33A and can monitor whether power circuit unit's cutout relay 17 moves.Therefore, control part 18 can easily carry out the supervision to the on off state of power circuit unit's cutout relay 17.And control part 18 can suitably judge whether to disconnect line circuit breaker 12.Therefore, as the protection at accident, this controller of electric vehicle can carry out the high back-up protection of reliability.
(the 4th embodiment)
Fig. 4 is the block scheme of formation that shows the system of the controller of electric vehicle that has used four embodiment of the invention.For giving prosign and omit repeat specification with Fig. 2 components identical.
Compare with second embodiment shown in Figure 2, the 4th embodiment is provided with the current sensor 21 of detection mobile electric current in the power circuit (power circuit unit's cutout relay 17) of power inverter 14, as the monitor portion 19 of the on off state that monitors power circuit unit's cutout relay 17.And, replacing disconnecting judgment part 33A, control part 18 is provided with and disconnects judgment part 33B.
Disconnect judgment part 33B and receive the current value that detects by current sensor 21.Disconnect judgment part 33B according to the current value that receives, judge whether to disconnect power circuit unit's cutout relay 17.Particularly, disconnect judgment part 33B with the same threshold of the current value that receives.In control part 18, preestablish this threshold value.If current value does not reach this threshold value, then disconnect judgment part 33B and judge that power circuit unit's cutout relay 17 has disconnected.If, then disconnecting judgment part 33B more than or equal to this threshold value, current value judges that power circuit unit's cutout relay 17 does not disconnect.
According to above-mentioned formation, the following action of this controller of electric vehicle.
This controller of electric vehicle is by fault detection part 31 detection failure.When detecting fault, fault detection part 31 is sent the request that is used to disconnect power circuit unit's cutout relay 17 to power circuit unit's cutout relay ON-and OFF-command part 32.After receiving this request, power circuit unit's cutout relay ON-and OFF-command part 32 is to power circuit unit's cutout relay 17 output ON-and OFF-commands.Behind power circuit unit's cutout relay ON-and OFF-command part 32 output ON-and OFF-commands, disconnecting judgment part 33B will be by the same threshold of current value of current sensor 21 detections.If current value does not reach threshold value, then disconnect the processing that judgment part 33B stops control part 18.On the other hand, if, then disconnecting judgment part 33B more than or equal to this threshold value, current value sends the request that is used to disconnect line circuit breaker 12 to line circuit breaker ON-and OFF-command part 34.After receiving this request, line circuit breaker ON-and OFF-command part 34 is to line circuit breaker 12 output ON-and OFF-commands.According to this ON-and OFF-command, disconnect line circuit breaker 12.
In the above description, in control part 18, compared current value and the threshold value that detects by current sensor 21.Yet, be not limited to this method.Current sensor 21 also can compare current value and threshold value in the inside of current sensor 21, the output comparative result.
According to the 4th embodiment, on the effect of second embodiment, also can obtain following effect.
(the 5th embodiment)
Fig. 5 is the block scheme of formation that shows the system of the controller of electric vehicle that has used fifth embodiment of the invention.Compare with first embodiment shown in Figure 1, replace power circuit unit's cutout relay ON-and OFF-command part 32 and be provided with line circuit breaker ON-and OFF-command part 34C.And, append the monitor portion 19C that is provided with the on off state that monitors circuit breaker 12.Further, control part 18 also appends and is provided with line circuit breaker disconnection judgment part 33C, the cutout relay ON-and OFF-command part 32C of power circuit unit., show the situation that monitor portion 19C is built in power inverter 14 here, yet also can be arranged on the outside of power inverter 14.
Monitor portion 19C monitors the on off state of circuit breaker 12.Monitor portion 19 will monitor that gained information sends to control part 18.
Line circuit breaker ON-and OFF-command part 34C output is used to disconnect the ON-and OFF-command of line circuit breaker 12.
Line circuit breaker ON-and OFF-command part 33C judges according to the information that receives from monitor portion 19C whether line circuit breaker 12 disconnects.
The judged result that disconnects judgment part 33C when line circuit breaker is not when disconnecting line circuit breaker 12 as yet, and the cutout relay ON-and OFF-command part 32C of power circuit unit exports ON-and OFF-commands to power circuit unit's cutout relay 17.
According to above-mentioned formation, the following action of this controller of electric vehicle.
This controller of electric vehicle is by fault detection part 31 detection failure.When detecting fault, fault detection part 31 is sent the request that is used to disconnect line circuit breaker 12 to line circuit breaker ON-and OFF-command part 34C.After receiving this request, line circuit breaker ON-and OFF-command part 34C is to line circuit breaker 12 output ON-and OFF-commands.Behind line circuit breaker ON-and OFF-command part 34C output ON-and OFF-command, line circuit breaker disconnects judgment part 33C and judges whether to have disconnected line circuit breaker 12.When judging that line circuit breaker 12 disconnects, line circuit breaker disconnects the processing that judgment part 33C stops control part 18.On the other hand, when judging that line circuit breaker 12 does not disconnect, disconnect judgment part 33C and send the request that is used to disconnect power circuit unit's cutout relay 17 to the cutout relay ON-and OFF-command part 32C of power circuit unit.After receiving this request, the cutout relay ON-and OFF-command part 32C of power circuit unit is to power circuit unit's cutout relay 17 output ON-and OFF-commands.By this ON-and OFF-command, disconnect power circuit unit's cutout relay 17.
Like this, when power inverter 14 et out of orders, attempt cutting off fault current by line circuit breaker 12.When utilizing line circuit breaker to cut off the fault current failure, cut off fault current by power circuit unit's cutout relay 17.
According to the 5th embodiment, make power circuit unit's cutout relay 17 have the ability of cutting off fault current.Like this, when utilizing line circuit breaker 12 to cut off the fault current failure, can only disconnect the power circuit of the power inverter relevant 14 with fault.Therefore, suppress to stop normal power inverter, the accident that can't protect for only stopping gating control also can be protected.And, can improve as the convenience of battery-driven car and the reliability of defencive function.Further, the wasteness that can suppress service-delivery machine stops.And as the protection at accident, this controller of electric vehicle can carry out the high back-up protection of reliability.
And line circuit breaker 12 has good durability for switch motion.Therefore, when the controller of electric vehicle et out of order,, can improve the durable years of controller of electric vehicle by disconnecting line circuit breaker 12 at the beginning.
And the present invention does not limit the content of above-mentioned embodiment, the implementation phase in can in the scope that does not break away from its purport, change composed component and specialize.And,, can form various inventions by disclosed a plurality of composed components in the above-mentioned embodiment of appropriate combination.For example, it is also passable to remove several composed components in disclosed whole composed component from embodiment.And, but the composed component in the embodiment that also appropriate combination is different.
Claims (7)
1. controller of electric vehicle comprises:
Be connected in circuit breaker (12) on the power collector (11) of supplying with alternating electromotive force,
Via above-mentioned circuit breaker (12), from above-mentioned power collector obtain alternating electromotive force voltage transformer (13),
Be connected in above-mentioned voltage transformer (13) power inverter (14),
Can disconnect power circuit, the cut-out electric current of above-mentioned power inverter (14) according to first ON-and OFF-command, the switch block of the above-mentioned power circuit of Kai Heguan (17),
Detect the fault relevant with above-mentioned power inverter (14) fault detection part (31) and
When detecting fault, exporting first ON-and OFF-command part (32) of above-mentioned first ON-and OFF-command to above-mentioned switch block (17) by above-mentioned fault detection part (31).
2. according to the controller of electric vehicle of claim 1 record, wherein,
Above-mentioned power inverter (14) is the power inverter of pulse width modulation mode.
3. according to the controller of electric vehicle of claim 1 record, wherein,
Above-mentioned power inverter (14) has at least one in above-mentioned switch block (17), above-mentioned fault detection part (31) or above-mentioned first ON-and OFF-command part (32).
4. according to the controller of electric vehicle of claim 1 record, have:
Monitor above-mentioned switch block (17) open circuited supervision parts (19),
According to the supervision result of above-mentioned supervision parts (19), judge above-mentioned switch block (17) whether open circuited first disconnect judgment part (33) and
When above-mentioned first judged result that disconnects judgment part (33) for not the time, to second ON-and OFF-command part (34) of above-mentioned circuit breaker (12) output second ON-and OFF-command,
Above-mentioned circuit breaker disconnects above-mentioned circuit breaker according to above-mentioned second ON-and OFF-command.
5. according to the controller of electric vehicle of claim 4 record, wherein,
Above-mentioned supervision parts (19) have the contact of opening and closing interlock (20) with above-mentioned switch block (17).
6. according to the controller of electric vehicle of claim 4 record, wherein,
Above-mentioned supervision parts (19) have the current sensor (21) of detection mobile electric current in the power circuit of above-mentioned power inverter (14).
7. according to the controller of electric vehicle of claim 1 record, have:
When by above-mentioned fault detection part (31) when detecting fault, to the 3rd ON-and OFF-command part (34C) of above-mentioned circuit breaker (12) output second ON-and OFF-command,
Monitor above-mentioned circuit breaker open circuited supervision parts (19) and
According to the supervision result of above-mentioned supervision parts (19), judge that whether open circuited above-mentioned circuit breaker (12) second disconnect judgment part (33C),
Above-mentioned circuit breaker disconnects according to above-mentioned second ON-and OFF-command,
When above-mentioned second judged result that disconnects judgment part (33C) for not the time, above-mentioned first ON-and OFF-command part (32) is exported above-mentioned first ON-and OFF-command to above-mentioned switch block.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005097604A JP4643333B2 (en) | 2005-03-30 | 2005-03-30 | Electric vehicle control device |
| JP2005097604 | 2005-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1840380A true CN1840380A (en) | 2006-10-04 |
Family
ID=37029643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100680424A Pending CN1840380A (en) | 2005-03-30 | 2006-03-24 | Electric motor car control unit |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4643333B2 (en) |
| KR (1) | KR100749854B1 (en) |
| CN (1) | CN1840380A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI580343B (en) * | 2015-04-03 | 2017-04-21 | 東芝股份有限公司 | Power conversion device |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102490618B (en) * | 2011-11-29 | 2013-08-14 | 南车株洲电力机车有限公司 | Network-side circuit of electric locomotive unit |
| DE102012206864A1 (en) * | 2012-04-25 | 2013-10-31 | Siemens Aktiengesellschaft | Electric rail vehicle and procedure for its operation |
| CN104749983B (en) * | 2015-04-13 | 2017-08-18 | 南车株洲电力机车有限公司 | A kind of vacuum circuit breaker control circuit and method |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2868925B2 (en) * | 1991-05-10 | 1999-03-10 | 東芝トランスポートエンジニアリング株式会社 | Electric car control device |
| JP2884942B2 (en) * | 1992-09-17 | 1999-04-19 | 株式会社日立製作所 | Electric car control device |
| JPH0731001A (en) * | 1993-07-05 | 1995-01-31 | Toshiba Toransupooto Eng Kk | Power converter for ac electric vehicle and protective operation method therefor |
| JP2980796B2 (en) * | 1993-11-29 | 1999-11-22 | 三菱電機株式会社 | Power converter |
| JP2987814B2 (en) * | 1994-12-14 | 1999-12-06 | 東洋電機製造株式会社 | Startup protection method for power converter |
| JPH08182105A (en) * | 1994-12-21 | 1996-07-12 | Toshiba Corp | Controller for electric vehicle |
| US5670851A (en) * | 1995-03-29 | 1997-09-23 | Kabushiki Kaisha Toshiba | Power conversion control system for plural electric motors and auxiliary circuit |
| KR200174319Y1 (en) | 1997-08-30 | 2000-03-02 | 추호석 | Circuit for protecting a high speed breaker using the semiconductor device |
| JP2005176442A (en) | 2003-12-09 | 2005-06-30 | Central Japan Railway Co | Apparatus, method, and program for controlling power supply to linear motor vehicle |
-
2005
- 2005-03-30 JP JP2005097604A patent/JP4643333B2/en not_active Expired - Fee Related
-
2006
- 2006-03-24 KR KR1020060026959A patent/KR100749854B1/en not_active IP Right Cessation
- 2006-03-24 CN CNA2006100680424A patent/CN1840380A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI580343B (en) * | 2015-04-03 | 2017-04-21 | 東芝股份有限公司 | Power conversion device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006280132A (en) | 2006-10-12 |
| JP4643333B2 (en) | 2011-03-02 |
| KR20060106706A (en) | 2006-10-12 |
| KR100749854B1 (en) | 2007-08-21 |
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