CN102689598A - High-voltage power distribution system for pure electric power city bus - Google Patents
High-voltage power distribution system for pure electric power city bus Download PDFInfo
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- CN102689598A CN102689598A CN2011100727385A CN201110072738A CN102689598A CN 102689598 A CN102689598 A CN 102689598A CN 2011100727385 A CN2011100727385 A CN 2011100727385A CN 201110072738 A CN201110072738 A CN 201110072738A CN 102689598 A CN102689598 A CN 102689598A
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Abstract
The invention provides a high-voltage power distribution system for a pure electric power city bus, relating to the field of high-voltage power distribution for an automobile. The high-voltage power distribution system comprises a high-voltage power allocation system, a charging control system and a power source management system, wherein the high-voltage power allocation system comprises a main control relay and a secondary control relay; the charging control system comprises a charging selection relay, and the charging selection relay is respectively connected with three charging ports so as to realize three charging modes; the power source management system is directly connected with the positive electrode and the negative electrode of a high-voltage power source, sends an instruction according a control logic to control a secondary relay to be switched on and off; the secondary relay pushes the main control relay to act, and the secondary control relay supplies power to external high-voltage power utilization equipment; and three functions of the high-voltage power allocation system, the charging control system and the power source management system are integrated in one system module to be sealed and installed in a control cabinet in a concentrated manner, thereby saving a space and improving the high-voltage security and the working reliability of an entire automobile.
Description
Technical field
The present invention relates to a kind of automobile-used high tension distribution system, relate 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.
Summary of the invention
The integrated level of bringing in order to solve general industry universal power distribution equipment arbitrary combination is hanged down and the not high problem of safety, the present invention is directed to the characteristics of pure electric coach, and a kind of pure electronic city bus high tension distribution system is provided.
The technical scheme that the present invention 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 invention has the beneficial effects as follows; 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 a control principle block diagram of the present invention;
Fig. 2 is schematic circuit diagram of the present invention.
Among Fig. 2,1. anodal master relay, 2,13. two-level controllers, 3. branch road wire fuse; 4,5,6. from controlled relay, 7,8,9. charging selective relay, 10. manual selection switch, 11,12. charging low pressure control relays; 14. the negative pole master relay, 15. current sensors, 16. main fuses, 17. power control systems; 18. ignition key, 19. external high pressure consumers, 20. low voltage equipments.
The specific embodiment
Below in conjunction with accompanying drawing principle of the present invention and characteristic are described, institute gives an actual example and only is used to explain the present invention, is not to be used to limit scope of the present invention.
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 schematic circuit diagram of the present invention.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 comprises that anodal master relay 1, negative pole master relay 14 and three are from controlled relay 3,4,5; One end of said anodal master relay 1 is connected with high-voltage power cathode; The other end connects from controlled relay 3,4,5; 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.The positive pole that connects external high pressure consumer 19 from the contact of controlled relay 4,5,6; Be connected with outer low pressure equipment 20 from the coil of controlled relay 4,5,6, and move 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 7,8,9; Manual selection switch 10 and two charging low pressure control relays 11,12; Be connected with high-voltage power cathode after one end of said charging selective relay 7,8,9 is in parallel, 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 and two secondary relays 2,13, 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 secondary relay 2,13 break-makes respectively, promote master relay 1,14 actions by secondary relay 2,13; 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 present invention, 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, master relay 1,14 breaks off 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; Two- level controller 2,13 coil electricities, the closing of contact, thereby master relay 1,14 coil electricities; The closing of contact, major loop is connected, and high-tension current is delivered to from controlled relay 4,5,6.Outer low pressure equipment 20 is controlled in suitable from controlled relay 4,5,6 adhesives according to actual needs, and each branch road high-tension current is connected, and 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, manual selection switch 10 is stirred in 11, the 12 switch adhesives of charging low pressure control relay, the charge port that selection needs, and 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 (1), negative pole master relay (14) and at least two are from controlled relay (3,4,5); One end of said anodal master relay (1) is connected with the high-voltage positive electrode of said vehicle-mounted energy-storage system; The other end connects from controlled relay (3,4,5); One end of said negative pole master relay (14) is connected with the high voltage negative of said vehicle-mounted energy-storage system through main protective tube (16), and the other end is connected with the negative pole of high pressure consumer (19);
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 (7,8,9), manual selection switch (10) and two charging low pressure control relays (11,12); 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 (7,8,9), 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 (17), current sensor (15) and two secondary relays (2,13); The high pressure positive and negative electrode of the said vehicle-mounted energy-storage system of said power control system (17) direct connection; Instruction is sent according to control logic in first control output end and second control output end of said power control system (17); Control two secondary relays (2,13) break-make respectively; Promote master relay (1,14) action respectively by secondary relay (2,13), the 3rd control output end of said power control system (17) is through the action of charging low pressure control relay (12) control charge relay.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011100727385A CN102689598A (en) | 2011-03-25 | 2011-03-25 | High-voltage power distribution system for pure electric power city bus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011100727385A CN102689598A (en) | 2011-03-25 | 2011-03-25 | High-voltage power distribution system for pure electric power city bus |
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| CN102689598A true CN102689598A (en) | 2012-09-26 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923070A (en) * | 2012-10-26 | 2013-02-13 | 武汉理工通宇新源动力有限公司 | High-voltage power distribution system for 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 |
| CN112955344A (en) * | 2020-07-06 | 2021-06-11 | 深圳欣锐科技股份有限公司 | High-voltage power distribution module and high-voltage electric control assembly |
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| CN201457271U (en) * | 2009-05-18 | 2010-05-12 | 纽贝耳汽车(杭州)有限公司 | High-voltage electric box for pure electric vehicle |
| CN201639328U (en) * | 2010-04-13 | 2010-11-17 | 江苏高和机电制造有限公司 | Battery management system of electric automobile |
| CN202115374U (en) * | 2011-03-25 | 2012-01-18 | 扬州亚星客车股份有限公司 | High voltage power distribution system for pure electric urban bus |
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Patent Citations (5)
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| CN200947551Y (en) * | 2006-08-23 | 2007-09-12 | 中国人民解放军总装备部汽车试验场 | Vehicle-mounted power management system |
| JP2009131077A (en) * | 2007-11-26 | 2009-06-11 | Toyota Motor Corp | Power supply unit for vehicle |
| CN201457271U (en) * | 2009-05-18 | 2010-05-12 | 纽贝耳汽车(杭州)有限公司 | High-voltage electric box for pure electric vehicle |
| CN201639328U (en) * | 2010-04-13 | 2010-11-17 | 江苏高和机电制造有限公司 | Battery management system of electric automobile |
| CN202115374U (en) * | 2011-03-25 | 2012-01-18 | 扬州亚星客车股份有限公司 | High voltage power distribution system for pure electric urban bus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102923070A (en) * | 2012-10-26 | 2013-02-13 | 武汉理工通宇新源动力有限公司 | High-voltage power distribution system for electric automobile |
| CN102923070B (en) * | 2012-10-26 | 2014-10-29 | 武汉理工通宇新源动力有限公司 | High-voltage power distribution system for 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 |
| CN112955344A (en) * | 2020-07-06 | 2021-06-11 | 深圳欣锐科技股份有限公司 | High-voltage power distribution module and high-voltage electric control assembly |
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Application publication date: 20120926 |