CN202115374U - High voltage power distribution system for pure electric urban bus - Google Patents
High voltage power distribution system for pure electric urban bus Download PDFInfo
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- CN202115374U CN202115374U CN2011200815112U CN201120081511U CN202115374U CN 202115374 U CN202115374 U CN 202115374U CN 2011200815112 U CN2011200815112 U CN 2011200815112U CN 201120081511 U CN201120081511 U CN 201120081511U CN 202115374 U CN202115374 U CN 202115374U
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Abstract
The utility model provides a high voltage power distribution system for a pure electric urban bus, relating to the vehicle high voltage power distribution field. The high voltage power distribution system comprises a high voltage electric distribution system, a charging control system and a power supply management system. The high voltage electric distribution system comprises a master control relay and a slave control relay; the charging control system comprises a charging selection relay which is connected with three charging holes, respectively to realize three charging modes; the power supply control system is directly connected with the positive and the negative electrodes of a high voltage power supply, and gives an order according to a control logic to control the on and the off of a secondary relay; and the secondary relay pushes the master control relay to act, and supplies power to the external high voltage electrical equipment by the slave control relay; three functions of the high voltage electric distribution system, the charging control system and the power supply management system are integrated to be a system module, which is integrally sealed and arranged in a control cabinet, so the space is saved, the high voltage safety and the working reliability of the whole bus are improved.
Description
Technical field
The utility model relates to a kind of automobile-used high tension distribution system, relates in particular to a kind of pure electronic city bus high tension distribution system.
Background technology
Pure electronic city bus all need assemble high tension distribution system, and the radical function of this system is that the electric energy with closed-centre systems such as battery and electric capacity carries out allocation manager as required, flows to each consumer, bears the work of car load high-voltage safety management simultaneously.Passenger vehicle high tension distribution system operating voltage is up to several hectovolts.When faults such as generation high voltage circuit failure of insulation or short circuit; Can directly have influence on driver and crew's the security of the lives and property and the safety of vehicle mounted electrical equipment, so the pure electric automobile high-voltage safety problem major issue that must solve when having become the pure electric automobile research and design.And the common high-tension distribution equipment that is assembled on the present electronic city bus is built for the general industry common apparatus, and there is following defective in it: because live part, power management partial sum high tension distribution system generally is installed separately; Occupy a lot of spaces, storehouse, back; It is very in disorder to make the storehouse, back arrange, and each several part connects with high tension cord, and safety is low; Electromagnetic interference is serious, simultaneously waterproof anti-gray and all out of reach automotive grade requirements of anti-shake performance.
The utility model content
Low and the not high problem of safety of the integrated level of bringing in order to solve general industry universal power distribution equipment arbitrary combination, the utility model provides a kind of pure electronic city bus high tension distribution system to the characteristics of pure electric coach.
The technical scheme that the utility model solves the problems of the technologies described above is following: a kind of pure electronic city bus high tension distribution system comprises the high-tension current allocating system, charge control system and power-supply management system.Said high-tension current allocating system is used for supplying with high-tension current to each high pressure consumer of passenger vehicle, and said high-tension current allocating system is electrically connected with vehicle-mounted energy-storage system; Said charge control system is used for the charging control to vehicle-mounted energy-storage system; Said power-supply management system is used to control the mode of operation of high-tension current allocating system and charge control system.
Said high-tension current allocating system comprises anodal master relay, negative pole master relay and plural at least from controlled relay.One end of said anodal master relay is connected with the high-voltage positive electrode of said vehicle-mounted energy-storage system; The other end connects from controlled relay; One end of said negative pole master relay is connected with the negative pole of high tension supply through main protective tube, and the other end is connected with the high voltage negative of said vehicle-mounted energy-storage system; At master relay and from being provided with the branch road wire fuse between the controlled relay.Connect external high pressure equipment respectively from the contact of controlled relay; Be connected with outer low pressure equipment from the controlled relay coil, and move from controlled relay accordingly according to the instruction control of outer low pressure equipment.
Said charge control system comprises three charging selective relays, manual selection switch and two charging low pressure control relays; One end of said charging selective relay is connected with the high-voltage positive electrode of said vehicle-mounted energy-storage system, and the other end connects charge port 1, charge port 2 and charge port 3 respectively.Said charge control system provides three kinds of charge modes to select, i.e. power station charging pile pattern, ground mobile charging machine pattern and vehicle-mounted charge machine pattern.
Said power-supply management system comprises power control system, current sensor and two secondary relays; The high pressure positive and negative electrode of the said vehicle-mounted energy-storage system of said power control system direct connection; Instruction is sent according to control logic in first and second control output ends of said power control system; Control two secondary relay on-offs respectively, promote the master relay action by the secondary relay, with the general supply of break-make high pressure consumer.In addition, the 3rd control output end of said power control system is the action of control charging low pressure control relay as required also, with the control charge circuit.
Said high-tension current allocating system, charge control system and power-supply management system are integrated into a system module, install concentratedly in a control housing.Specifically be with high tension distribution system, charge system, power-supply management system is integrated in the closed box, adopts copper bar to connect in the casing, guarantees that conduction is good, adopts special-use vehicle level waterproof plug-in unit with external interface, guarantees good sealing.Adopt insulation processing in the case simultaneously, guarantee high-voltage safety property.
These switching arrangement power-supply management system when ignition key startup work sends instruction according to control logic, and the adhesive of control secondary relay promotes the master relay adhesive by the secondary relay, and the major loop conducting is supplied power to the external high pressure consumer.During the car load outage, the secondary relay coil discharges, contact open, thereby main relay coil blackout, and major loop is cut off.
The beneficial effect of the utility model is; This programme provides pure electronic city bus special high-pressure switching arrangement, and through with the high-tension current allocating system, charge control system and power-supply management system are integrated into a system module; Install concentratedly in a closed box; Not only conserve space guarantees anti-gray and water-proofness, has improved car load high-voltage safety property and functional reliability.
Description of drawings
Fig. 1 is the control principle block diagram of the utility model;
Fig. 2 is the schematic circuit diagram of the utility model.
Among Fig. 2,1. anodal master relay, 2, first two-level controller, 3. branch road wire fuse, 4. first from controlled relay; 5. second from controlled relay, and 6. the 3rd from controlled relay, 7. the first charging selective relay, the 8. second charging selective relay; 9. the 3rd charging selective relay, 10. manual selection switch, 11. first charging low pressure control relays, 12. second charging low pressure control relays; 13. second two-level controller, 14. negative pole master relays, 15. current sensors, 16. main fuses; 17. power control system, 18. ignition keys, 19. external high pressure consumers, 20. low voltage equipments.
The specific embodiment
Below in conjunction with accompanying drawing the principle and the characteristic of the utility model are described, institute gives an actual example and only is used to explain the utility model, is not the scope that is used to limit the utility model.
As shown in Figure 1, the technical scheme that this embodiment solves the problems of the technologies described above is following: a kind of pure electronic city bus high tension distribution system comprises the high-tension current allocating system, charge control system and power-supply management system.Said high-tension current allocating system is used for supplying with high-tension current to each high pressure consumer of passenger vehicle, and said high-tension current allocating system is electrically connected with vehicle-mounted energy-storage system; Said charge control system is used for the charging control to vehicle-mounted energy-storage system; Said power-supply management system is used to control the mode of operation of high-tension current allocating system and charge control system.
As shown in Figure 2, be the schematic circuit diagram of the utility model.High-voltage power cathode terminal among the figure connects the high-tension current positive pole of said vehicle-mounted energy-storage system, and the high tension supply negative terminal connects the high-tension current negative pole of said vehicle-mounted energy-storage system.Said high-tension current allocating system comprise anodal master relay 1, negative pole master relay 14, first from controlled relay 4, second from controlled relay 5 and the 3rd from controlled relay 6; One end of said anodal master relay 1 is connected with high-voltage power cathode; The other end connect first from controlled relay 4, second from controlled relay 5 and the 3rd from controlled relay 6; One end of said negative pole master relay 14 is connected with the high tension supply negative pole through main protective tube 16, and the other end is connected with the negative pole of high pressure consumer 19; At anodal master relay and from being provided with branch road wire fuse 3 between the controlled relay.First is connected the positive pole of external high pressure consumer 19 from controlled relay 4, second from controlled relay 5 with the 3rd contact from controlled relay 6; First is connected with outer low pressure equipment 20 with the 3rd coil from controlled relay 6 from controlled relay 5 from controlled relay 4, second, and moves from controlled relay accordingly according to the instruction control of outer low pressure equipment 20.
Said charge control system comprises three tunnel charging selective relays i.e. first charging selective relay 7, the second charging selective relay 8 and the 3rd charging selective relay 9; Manual selection switch 10, the first charging low pressure control relay 11 and the second charging low pressure control relay 12; One end of the said first charging selective relay 7, the second charging selective relay 8 and the 3rd charging selective relay 9 back that is in parallel is connected with high-voltage power cathode, and the other end connects charge port 1, charge port 2 and charge port 3 respectively.Charge control system provides three kinds of charge modes to select, and promptly power station charging pile pattern, ground mobile charging machine pattern and vehicle-mounted charge machine pattern correspond respectively to three charge port.
Said power-supply management system comprises power control system 17, current sensor 15, the first secondary relay 2 and the second secondary relay 13, and said power control system 17 comprises three control output ends, is respectively the first control output end RL-A; The second control output end RL-B and the 3rd control output end RL-C.Said power control system 17 direct connection high tension supply positive and negative electrodes; The output RL-A and the RL-B of said power control system 17 send instruction according to control logic; Control the first secondary relay 2 and the second secondary relay, 13 break-makes respectively, promote anodal master relay 1 and 14 actions of negative pole master relay by the first secondary relay 2 and the second secondary relay 13; In addition, the output RL-C of said power control system 17 is the action of control charging low pressure control relay 12 as required also, with the control charge circuit.
Said high-tension current allocating system, three functions of charge control system and power-supply management system are integrated into a system module.Specifically be with high tension distribution system, charge system, power-supply management system is integrated in the closed box, adopts copper bar to connect in the casing, guarantees that conduction is good, adopts special-use vehicle level waterproof plug-in unit with external interface, guarantees good sealing, dustproof and waterproof.Adopt insulation processing in the case simultaneously, guarantee high-voltage safety property.
A kind of pure electronic city bus high tension distribution system of the utility model, its principle of work is following:
In Fig. 1, high-tension current flows to the high-tension current allocating system by positive and negative two leads, and not under the service condition, anodal master relay 1 breaks off with negative pole master relay 14 at allocating system, and allocating system is to 19 power supplies of external high pressure consumer.When ignition key 18 closures, power control system 17 is started working, according to control logic; The first secondary relay 2 and the second secondary relay, 13 coil electricities; The closing of contact, thereby anodal master relay 1 and negative pole master relay 14 coil electricities, the closing of contact; Major loop is connected, with high-tension current deliver to first from controlled relay 4, second from controlled relay 5 and the 3rd from controlled relay 6.Outer low pressure equipment 20 according to actual needs, in suitable control first from controlled relay 4, second from controlled relay 5 and the 3rd from controlled relay 6 adhesives, each branch road high-tension current is connected, corresponding external high pressure equipment 19 powers on.
Charge control system is supported three kinds of charge modes, and promptly power station charging pile pattern, ground mobile charging machine pattern and vehicle-mounted charge machine pattern correspond respectively to three charge port.Under charge mode; The first charging low pressure control relay 11 and the 12 switch adhesives of the second charging low pressure control relay are stirred manual selection switch 10, the charge port that selection needs; The adhesive of a cooresponding subsequently charging selective relay is supplied power to high tension cord by charging equipment.Wherein, when charge port 3 inserts, 11 adhesives of low pressure control relay, the inner 24V of car load is cut off, by outside 24V power supply.
Claims (3)
1. pure electronic city bus high tension distribution system, it comprises:
The high-tension current allocating system is used for supplying with high-tension current to each high pressure consumer of passenger vehicle, and said high-tension current allocating system is electrically connected with vehicle-mounted energy-storage system;
Charge control system is used for the charging control to vehicle-mounted energy-storage system;
Power-supply management system is used to control the mode of operation of high-tension current allocating system and charge control system;
It is characterized in that:
Said high-tension current allocating system comprises that anodal master relay, negative pole master relay and at least two are from controlled relay; One end of said anodal master relay is connected with the high-voltage positive electrode of said vehicle-mounted energy-storage system; The other end connects from controlled relay; One end of said negative pole master relay is connected with the high voltage negative of said vehicle-mounted energy-storage system through main protective tube, and the other end is connected with the negative pole of high pressure consumer;
Said high-tension current allocating system, charge control system and power-supply management system are integrated into a system module.
2. a kind of pure electronic city bus high tension distribution system according to claim 1; It is characterized in that: charge control system comprises three tunnel charging selective relays, manual selection switch and two charging low pressure control relays; Be connected with the high-voltage positive electrode of said vehicle-mounted energy-storage system after the one end parallel connection of said three tunnel charging selective relays, the other end connects charge port 1, charge port 2 and charge port 3 respectively.
3. a kind of pure electronic city bus high tension distribution system according to claim 1 and 2; It is characterized in that: said power-supply management system comprises power control system, current sensor and two secondary relays; The high pressure positive and negative electrode of the said vehicle-mounted energy-storage system of said power control system direct connection; Instruction is sent according to control logic in first control output end and second control output end of said power control system; Control two secondary relay on-offs respectively, promote the master relay action respectively by the secondary relay, the 3rd control output end of said power control system is through the action of charging low pressure control relay control charge relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200815112U CN202115374U (en) | 2011-03-25 | 2011-03-25 | High voltage power distribution system for pure electric urban bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200815112U CN202115374U (en) | 2011-03-25 | 2011-03-25 | High voltage power distribution system for pure electric urban bus |
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| Publication Number | Publication Date |
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| CN202115374U true CN202115374U (en) | 2012-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011200815112U Expired - Lifetime CN202115374U (en) | 2011-03-25 | 2011-03-25 | High voltage power distribution system for pure electric urban bus |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102689598A (en) * | 2011-03-25 | 2012-09-26 | 扬州亚星客车股份有限公司 | High-voltage power distribution system for pure electric power city bus |
| CN102975628A (en) * | 2012-12-20 | 2013-03-20 | 中通客车控股股份有限公司 | High-voltage control system of electric automobile |
| CN103378588A (en) * | 2012-04-13 | 2013-10-30 | 重庆长安汽车股份有限公司 | New energy auto high-voltage electrical box |
| CN103683189A (en) * | 2013-12-11 | 2014-03-26 | 湖南南车时代电动汽车股份有限公司 | Protective device of high-voltage distribution device of electric automobile |
-
2011
- 2011-03-25 CN CN2011200815112U patent/CN202115374U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102689598A (en) * | 2011-03-25 | 2012-09-26 | 扬州亚星客车股份有限公司 | High-voltage power distribution system for pure electric power city bus |
| CN103378588A (en) * | 2012-04-13 | 2013-10-30 | 重庆长安汽车股份有限公司 | New energy auto high-voltage electrical box |
| CN103378588B (en) * | 2012-04-13 | 2016-09-28 | 重庆长安汽车股份有限公司 | A kind of new energy auto high-voltage electrical box |
| CN102975628A (en) * | 2012-12-20 | 2013-03-20 | 中通客车控股股份有限公司 | High-voltage control system of electric automobile |
| CN102975628B (en) * | 2012-12-20 | 2015-07-08 | 中通客车控股股份有限公司 | High-voltage control system of electric automobile |
| CN103683189A (en) * | 2013-12-11 | 2014-03-26 | 湖南南车时代电动汽车股份有限公司 | Protective device of high-voltage distribution device of electric automobile |
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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: 20120118 |