CN205706189U - The controller of distributed structure/architecture and power supply redundancy electronic intelligent automobile electrical system - Google Patents
The controller of distributed structure/architecture and power supply redundancy electronic intelligent automobile electrical system Download PDFInfo
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- CN205706189U CN205706189U CN201620289610.2U CN201620289610U CN205706189U CN 205706189 U CN205706189 U CN 205706189U CN 201620289610 U CN201620289610 U CN 201620289610U CN 205706189 U CN205706189 U CN 205706189U
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Abstract
nullThis utility model relates to controller and the power supply redundancy electronic intelligent automobile electrical system of a kind of distributed structure/architecture，Including by the interconnective power supply unit of supply line、Key switch (16)、Entire car controller unit、Line traffic control power-assisted unit and automobile component controller，Described power supply unit includes main storage battery (12) and booster battery (11)，Described supply line includes the normal electric line of master being connected respectively with key switch (16)、Auxiliary normal electric line、Main ACC circuit、Auxiliary ACC circuit、ON circuit and START circuit，Entire car controller unit includes entire car controller (18) and redundancy entire car controller (20)，Line traffic control power-assisted unit includes line traffic control booster and redundancy line traffic control booster，Automobile component controller connects main ACC circuit and auxiliary ACC circuit by single-pole double-throw relay.Compared with prior art, this utility model solves the requirement for redundancy of the electric intelligent automobile, improves the safety of automobilism.
Description
Technical field
This utility model relates to a kind of electric intelligent automotive electrical system, especially relates to controller and the power supply redundancy electronic intelligent automobile electrical system of a kind of distributed structure/architecture.
Background technology
The research and development of existing electric intelligent automobile are generally based on what pure electric automobile was carried out, and corresponding electrical system is also based on electrical system for pure electric vehicle and develops.Commonly using on automobile at present, controller combines with corresponding component, and the framework that different controllers are distributed in car load network is distributed structure/architecture.A kind of electrical system for pure electric vehicle is described by Chinese patent CN102501770A, and electrical system for pure electric vehicle working method is described more detailed by this electrical system, but does not does the design of redundancy for electric intelligent vehicle control system and line control system.But the development trend following due to electric intelligent automobile is steering-by-wire, brake-by-wire and ethernet communication, rather than the most universal mechanical steering, hydraulic braking communicate with CAN, it is therefore desirable to ensure hardware, power and communicate on redundancy.If being still based on original electrical system for pure electric vehicle to develop, then when controller key, critical component or power supply go wrong, it will bring potential safety hazard for car load and passenger.
Utility model content
Defect that the purpose of this utility model is contemplated to overcome above-mentioned prior art to exist and controller that a kind of distributed structure/architecture is provided and power supply redundancy electronic intelligent automobile electrical system.
The purpose of this utility model can be achieved through the following technical solutions:
The controller of a kind of distributed structure/architecture and power supply redundancy electronic intelligent automobile electrical system, including by the interconnective power supply unit of supply line, key switch, entire car controller unit, line traffic control power-assisted unit and automobile component controller；
Described power supply unit includes main storage battery and booster battery, main storage battery and booster battery minus earth；
Described supply line includes the normal electric line of master being connected respectively, auxiliary normal electric line, main ACC circuit, auxiliary ACC circuit, ON circuit and START circuit with key switch, the normal electric line of described master connects main storage battery positive pole, auxiliary normal electric line connects booster battery positive pole, described key switch controls main normal electric line and main ACC circuit, ON circuit and the connecting and disconnecting of START circuit when being positioned at different gear, control the connecting and disconnecting of auxiliary normal electric line and auxiliary ACC circuit simultaneously；
Described entire car controller unit includes the entire car controller being connected by entire car controller relay with main normal electric line and by the redundancy entire car controller of redundancy entire car controller relay with auxiliary ACC connection, entire car controller relay power supply control end connects main ACC circuit, and redundancy entire car controller relay power supply control end connects auxiliary ACC circuit；
Described line traffic control power-assisted unit includes that being correspondingly connected to main ACC circuit and the line traffic control booster of auxiliary ACC circuit and redundancy line traffic control booster, each line traffic control booster and redundancy line traffic control booster is connected to entire car controller unit respectively；
Described automobile component controller is connected to main ACC circuit and auxiliary ACC circuit by corresponding single-pole double-throw relay, and described single-pole double-throw relay controls end and connects main ACC circuit；When main ACC line powering is normal, each mobile unit, by main ACC line powering, otherwise switches to auxiliary ACC circuit.
Described key switch includes OFF gear, ACC gear, ON gear and START gear, and when key switch is positioned at OFF gear, main normal electric line all disconnects with main ACC circuit, ON circuit and START circuit；Key switch is positioned at ACC gear, and main normal electric line is connected with main ACC circuit；Key switch is positioned at ON gear, and main normal electric line is turned on main ACC circuit and ON circuit；Key switch is positioned at START gear, and main normal electric line is turned on main ACC circuit, ON circuit and START circuit；Key switch is positioned at OFF gear, auxiliary normal electric line and auxiliary ACC circuit and disconnects, and key switch is positioned at ACC gear, ON gear and START gear, and auxiliary normal electric line is connected with auxiliary ACC circuit.
Described line traffic control power-assisted unit includes line traffic control power brake unit and line traffic control power-assisted steering unit；
Described line traffic control power brake unit includes line traffic control booster brake and redundancy line traffic control booster brake, described line traffic control booster brake is connected to main ACC circuit by line traffic control power brake relay, and described redundancy line traffic control booster brake is connected to auxiliary ACC circuit by redundancy line traffic control power brake relay；
Described line traffic control power-assisted steering unit includes line traffic control power-assisted steering device and redundancy line traffic control power-assisted steering device, described line traffic control power-assisted steering device is connected to main ACC circuit by line traffic control power-assisted steering relay, and described redundancy line traffic control power-assisted steering device is connected to auxiliary ACC circuit by redundancy line traffic control power-assisted steering relay；
The power supply control end of described line traffic control power brake relay, redundancy line traffic control power brake relay, line traffic control power-assisted steering relay and redundancy line traffic control power-assisted steering relay is respectively connecting to entire car controller unit.
Described automobile component controller includes the electronic cooling fan of corresponding connection, electronic instrument, vehicle body, electronic water pump and the electronic cooling fan controller of vehicle entertainment system, electronic instrument controller, car body controller, electronic water pump controller and car entertainment controller, each automobile component controller is connected to main ACC circuit and auxiliary ACC circuit by corresponding single-pole double-throw relay respectively, and each single-pole double-throw relay controls end and connects main ACC circuit.
This system also includes automatic Pilot unit, described automatic Pilot unit includes connecting entire car controller and the control end of redundancy entire car controller by automatic Pilot unit relay with external environment perceptron, GPS and the inertial navigation of main ACC connection, vehicle and infrastructure-based communication module and remote monitor, described automatic Pilot unit relay power supply control end.
This system also includes the antitheft encrypted master that stops, and the antitheft encrypted master of described parking connects main normal electric line by the antitheft encryption normally closed relay that stops, and described parking antitheft encryption normally closed relay power supply control end connects main ACC circuit.
This system also includes high voltage unit, described high voltage unit includes high-tension line and the high-tension battery being connected respectively and battery manager, Vehicular charger, compressor of air conditioner, accumulator charhing unit and drive motor controller with high-tension line, described Vehicular charger is additionally coupled to high-tension battery and battery manager, described high-tension battery is connected to main normal electric line by corresponding high voltage unit relay respectively with battery manager, compressor of air conditioner and drive motor controller, and the power supply control end of each high voltage unit relay connects ON circuit.
Described Vehicular charger includes low-voltage output and high-voltage output end, described low-voltage output connects high-tension battery and battery manager feeder ear, described high-voltage output end is connected in parallel to anode bus and the negative terminal bus of high-tension line, described anode bus connects high-tension battery and battery manager high-voltage positive electrode input, described negative terminal bus connects high-tension battery and battery manager high voltage negative input by negative terminal bus D.C. contactor, and described negative terminal bus D.C. contactor controls end and connects the control end of high-tension battery and battery manager.
Described high-tension line is provided with high voltage safety switch, the electrode input end of high voltage safety switch connects high-tension battery and battery manager high-voltage positive electrode input, the negative input of high voltage safety switch connects negative terminal bus D.C. contactor, the cathode output end of high voltage safety switch divides two-way, one tunnel is connected with pre-charge-relay and pre-charge resistance in turn, another road connects compressor of air conditioner input anode, the input anode of accumulator charhing unit and the input of anode bus D.C. contactor, the outfan of anode bus D.C. contactor connects drive motor controller input anode, the control end of anode bus D.C. contactor connects entire car controller unit；The cathode output end of high voltage safety switch connects compressor of air conditioner input negative terminal, the input negative terminal of accumulator charhing unit and the input negative terminal of drive motor controller.
Described accumulator charhing unit includes that DC-DC converter, described DC-DC converter input connect high-tension line, and outfan includes two-way, and a road connects main storage battery, and the other end connects booster battery.
Compared with prior art, this utility model has the advantage that
(1) solve the requirement for redundancy of the electric intelligent automobile, power supply unit, entire car controller unit, line traffic control power-assisted unit and automobile component controller have all been carried out Redundancy Design, improve power supply reliability and the safety of car load operation；
(2) entire car controller, line traffic control booster brake and line traffic control power-assisted steering device arrange hardware redundancy and power supply redundancy respectively, greatly improve reliability of operation and safety；
(3) automobile component controller includes that some are not easy to carry out the most electronic cooling fan controller of critical component, electronic instrument controller, car body controller, electronic water pump controller and the car entertainment controller of hardware redundancy, these controllers are all connected to main ACC circuit and auxiliary ACC circuit by single-pole double-throw relay, achieve power supply redundancy, when main ACC circuit power down, automatically switch to auxiliary ACC circuit be powered, improve power supply reliability；
(4) key switch arranges OFF gear, ACC gear, ON gear and START gear, remains the convenience that original key switch controls, and each gear of key switch can independently control the break-make of each circuit simultaneously；
(5) the automatic Pilot unit that system is arranged, automatic Pilot unit is controlled by entire car controller and redundancy entire car controller, can be realized unmanned；
(6) system also includes by the antitheft encryption normally closed relay encrypted master antitheft with the parking that normal electric line is connected that stop, the antitheft encryption normally closed relay power supply control end that stops connects main ACC circuit, thus acceptor's ACC circuit controls, during parking, i.e. vehicle can be carried out antitheft when being positioned at OFF gear by key switch automatically, after key switch switching, releasing anti-theft feature, thus safety when improving parking of automobile；
(7) high voltage unit in system can provide the electric energy of electric intelligent automobile inner high voltage electrical equipment, safe and reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model electric intelligent automotive electrical system；
Fig. 2 is the structural representation of key switch in this utility model electric intelligent automotive electrical system.
nullIn figure，1 is high-tension battery and battery manager，2 is negative terminal bus D.C. contactor，3 is high voltage safety switch，4 is pre-charge-relay，5 is pre-charge resistance，6 is anode bus D.C. contactor，7 is high-tension battery and battery management relay，8 is Vehicular charger，9 is compressor of air conditioner，10 is DC-DC converter，11 is booster battery，12 is main storage battery，13 is drive motor controller，14 is compressor of air conditioner relay，15 is drive motor controller relay，16 is key switch，17 entire car controller relays，18 is entire car controller，19 is redundancy entire car controller relay，20 is redundancy entire car controller，21 is electronic cooling fan single-pole double-throw relay，22 is electronic cooling fan controller，23 is the antitheft encryption normally closed relay that stops，24 is the antitheft encrypted master that stops，25 is line traffic control power brake relay，26 is line traffic control booster brake，27 is electronic instrument controller single-pole double-throw relay，28 is electronic instrument controller，29 is line traffic control power-assisted steering relay，30 is line traffic control power-assisted steering device，31 is car body controller single-pole double-throw relay，32 is car body controller，33 is automatic Pilot unit relay，34 is electronic water pump single-pole double-throw relay，35 is electronic water pump controller，36 is redundancy line traffic control power brake relay，37 is redundancy line traffic control booster brake，38 is redundancy line traffic control power-assisted steering relay，39 is redundancy line traffic control power-assisted steering device，40 is car entertainment controller single-pole double-throw relay，41 is car entertainment controller，42 is external environment perceptron，43 is GPS and inertial navigation，44 is vehicle and infrastructure-based communication module，45 is remote monitor，L1 is auxiliary normal electric line，L2 is main normal electric line，L3 is main ACC circuit，L4 is auxiliary ACC circuit，L5 is ON circuit，L6 is START circuit，P1 is OFF gear，P2 is ACC gear，P3 is ON gear，P4 is START gear.
Detailed description of the invention
With specific embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.
Embodiment
As shown in Figure 1, the controller of a kind of distributed structure/architecture and power supply redundancy electronic intelligent automobile electrical system, this system includes by the interconnective power supply unit of supply line, key switch 16, entire car controller unit, line traffic control power-assisted unit and automobile component controller.Wherein power supply unit includes main storage battery 12 and booster battery 11, main storage battery 12 and booster battery 11 minus earth；In this system, supply line includes 6, it is respectively auxiliary normal electric line L1, main normal electric line L2, main ACC circuit L3, auxiliary ACC circuit L4, ON circuit L5 and START circuit L6 that supply line includes being connected respectively with key switch 16, main normal electric line L2 connects main storage battery 12 positive pole, auxiliary normal electric line L1 connects booster battery 11 positive pole, key switch 16 controls main normal electric line L2 and main ACC circuit L3, ON circuit L5 and the connecting and disconnecting of START circuit L6 when being positioned at different gear, control the connecting and disconnecting of auxiliary normal electric line L1 and auxiliary ACC circuit L4 simultaneously.Entire car controller unit includes the entire car controller 18 being connected by entire car controller relay 17 and the redundancy entire car controller 20 being connected with auxiliary ACC circuit L4 by redundancy entire car controller relay 19 with main normal electric line L2, entire car controller relay 17 power supply control end connects main ACC circuit L3, redundancy entire car controller relay 19 power supply control end connects auxiliary ACC circuit L4, so that the power supply situation of entire car controller 18 acceptor ACC circuit L3 determines, after main ACC circuit L3 powers on, entire car controller 18 works, redundancy entire car controller 20 is determined by auxiliary ACC circuit L4 power supply situation, after auxiliary ACC circuit L4 powers on, redundancy entire car controller 20 works.Line traffic control power-assisted unit in this system includes being correspondingly connected to main ACC circuit L3 and the line traffic control booster of auxiliary ACC circuit L4 and redundancy line traffic control booster, each line traffic control booster and redundancy line traffic control booster are respectively connecting to entire car controller unit；Automobile component controller is connected to main ACC circuit L3 and auxiliary ACC circuit L4 by corresponding single-pole double-throw relay, and single-pole double-throw relay controls end and connects main ACC circuit L3；When main ACC circuit L3 powers normal, each mobile unit is powered by main ACC circuit L3, otherwise switches to auxiliary ACC circuit L4.
It is illustrated in figure 2 the structural representation of key switch 16, key switch 16 includes that OFF gear P1, ACC gear P2, ON gear P3 and START keeps off P4, when key switch 16 is positioned at OFF gear P1, main normal electric line L2 all disconnects with main ACC circuit L3, ON circuit L5 and START circuit L6；Key switch 16 is positioned at ACC and keeps off P2, and main normal electric line L2 is connected with main ACC circuit L3；Key switch 16 is positioned at ON and keeps off P3, and main normal electric line L2 is turned on main ACC circuit L3 and ON circuit L5；Key switch 16 is positioned at START and keeps off P4, and main normal electric line L2 is turned on main ACC circuit L3, ON circuit L5 and START circuit L6；Key switch 16 is positioned at OFF and keeps off P1, auxiliary normal electric line L1 and auxiliary ACC circuit L4 disconnection, and key switch 16 is positioned at ACC gear P2, ON gear P3 and START and keeps off P4, and auxiliary normal electric line L1 is connected with auxiliary ACC circuit L4.This key switch 16 remains the convenience that original key switch 16 controls, and each gear of key switch 16 can independently control the break-make of each circuit simultaneously.
Line traffic control power-assisted unit in this system includes line traffic control power brake unit and line traffic control power-assisted steering unit；Line traffic control power brake unit includes line traffic control booster brake 26 and redundancy line traffic control booster brake 37, line traffic control booster brake 26 is connected to main ACC circuit L3 by line traffic control power brake relay 25, and redundancy line traffic control booster brake 37 is connected to auxiliary ACC circuit L4 by redundancy line traffic control power brake relay 36；Line traffic control power-assisted steering unit includes line traffic control power-assisted steering device 30 and redundancy line traffic control power-assisted steering device 39, line traffic control power-assisted steering device 30 is connected to main ACC circuit L3 by line traffic control power-assisted steering relay 29, and redundancy line traffic control power-assisted steering device 39 is connected to auxiliary ACC circuit L4 by redundancy line traffic control power-assisted steering relay 38；The power supply control end of line traffic control power brake relay 25, redundancy line traffic control power brake relay 36, line traffic control power-assisted steering relay 29 and redundancy line traffic control power-assisted steering relay 38 is respectively connecting to entire car controller unit, achieve the connection of control booster brake 26, redundancy line traffic control booster brake 37, line traffic control power-assisted steering device 30 and redundancy line traffic control power-assisted steering device 39 and full-vehicle control unit, and the work of control booster brake 26, redundancy line traffic control booster brake 37, line traffic control power-assisted steering device 30 and redundancy line traffic control power-assisted steering device 39 is all controlled by full-vehicle control unit.
nullAutomobile component controller in this system includes the electronic cooling fan of corresponding connection、Electronic instrument、Vehicle body、Electronic water pump and the electronic cooling fan controller 22 of vehicle entertainment system、Electronic instrument controller 28、Car body controller 32、Electronic water pump controller 35 and car entertainment controller 41，Each automobile component controller is connected to main ACC circuit L3 and auxiliary ACC circuit L4 by corresponding single-pole double-throw relay respectively，Each single-pole double-throw relay controls end and connects main ACC circuit L3，Electronic cooling fan controller 22 in this embodiment、Electronic instrument controller 28、Car body controller 32、The single-pole double-throw relay of electronic water pump controller 35 and car entertainment controller 41 correspondence is respectively electronic cooling fan single-pole double-throw relay 21、Electronic instrument controller single-pole double-throw relay 27、Car body controller single-pole double-throw relay 31、Electronic water pump single-pole double-throw relay 34 and car entertainment controller single-pole double-throw relay 40.
It addition, this system also includes automatic Pilot unit and the antitheft encrypted master 24 that stops；Described automatic Pilot unit includes external environment perceptron 42, GPS and inertial navigation 43, vehicle and infrastructure-based communication module 44 and the remote monitor 45 being connected by automatic Pilot unit relay 33 with main ACC circuit L3, and automatic Pilot unit relay 33 power supply control end connects entire car controller 18 and the control end of redundancy entire car controller 20.The antitheft encrypted master 24 that stops connects main normal electric line L2 by the antitheft encryption normally closed relay 23 that stops, and the antitheft encryption normally closed relay 23 power supply control end that stops connects main ACC circuit L3；Before main ACC circuit L3 powers on, the antitheft encryption normally closed relay 23 that stops closes, and the antitheft encrypted master 24 that stops works, and after main ACC circuit L3 powers on, the antitheft encryption normally closed relay 23 that stops disconnects, and the antitheft encrypted master 24 that stops quits work.
nullThis system also includes high voltage unit，High voltage unit includes high-tension line and the high-tension battery being connected respectively and battery manager 1 with high-tension line、Vehicular charger 8、Compressor of air conditioner 9、Accumulator charhing unit and drive motor controller 13，Vehicular charger 8 is additionally coupled to high-tension battery and battery manager 1，High-tension battery and battery manager 1、Compressor of air conditioner 9 and drive motor controller 13 are connected to main normal electric line L2 by corresponding high voltage unit relay respectively，Concrete high-tension battery and battery manager 1、Compressor of air conditioner 9 and drive motor controller 13 correspondence are by high-tension battery and battery management relay 7、Compressor of air conditioner relay 14 and drive motor controller relay 15 are connected to main normal electric line L2，Above-mentioned each high voltage unit relay (includes high-tension battery and battery management relay 7、Compressor of air conditioner relay 14 and drive motor controller relay 15) power supply control end connect ON circuit L5.Vehicular charger 8 includes low-voltage output and high-voltage output end, low-voltage output connects high-tension battery and battery manager 1 feeder ear, high-voltage output end is connected in parallel to anode bus and the negative terminal bus of high-tension line, anode bus connects high-tension battery and battery manager 1 high-voltage positive electrode input, negative terminal bus is connected high-tension battery and battery manager 1 high voltage negative input by high-tension battery with battery manager 1, and high-tension battery controls end and is connected the control end of high-tension battery and battery manager 1 with battery manager 1.High-tension line is provided with high voltage safety switch 3, the electrode input end of high voltage safety switch 3 connects high-tension battery and battery manager 1 high-voltage positive electrode input, the negative input of high voltage safety switch 3 connects high-tension battery and battery manager 1, the cathode output end of high voltage safety switch 3 divides two-way, one tunnel is connected with pre-charge-relay 4 and pre-charge resistance 5 in turn, another road connects compressor of air conditioner 9 and inputs anode, the input anode of accumulator charhing unit and the input of anode bus D.C. contactor 6, the outfan of anode bus D.C. contactor 6 connects drive motor controller 13 and inputs anode, the control end of anode bus D.C. contactor 6 connects entire car controller unit；The cathode output end of high voltage safety switch 3 connects compressor of air conditioner 9 and inputs negative terminal, the input negative terminal of accumulator charhing unit and the input negative terminal of drive motor controller 13.Accumulator charhing unit includes DC-DC converter 10, and DC-DC converter 10 input connects high-tension line, and outfan includes two-way, and a road connects main storage battery 12, and the other end connects booster battery 11.
This electrical system working method includes:
(1) stopping for charging work process
External charging staking is to Vehicular charger 8, the low-voltage supply line of Vehicular charger 8 provides electric energy for the battery management system of high-tension battery with battery manager 1, after high-tension battery and battery manager 1 self-inspection complete, control high-tension battery to connect with battery manager 1, send charging simultaneously and enable message to Vehicular charger 8, the High voltage output of Vehicular charger 8 begins through the high voltage dc bus battery bag charging to high-tension battery with battery manager 1, and is charged to booster battery 11, main storage battery 12 by DC-DC converter 10.DC-DC converter 10 automatically cuts off and the connection of two batteries after booster battery 11 and main storage battery 12 charging complete, after battery bag charging complete, high-tension battery sends charging complete message to Vehicular charger 8 with battery manager 1, simultaneously switching off high-tension battery and battery manager 1, Vehicular charger 8 stops High voltage output.
The antitheft encrypted master 24 that stops is powered by the normal electric line powered by main storage battery 12 in docking process, support vehicles safety.
(2) key starts work process
Key switch 16 is when OFF gear P1 beats to ACC gear P2, the 24 times electricity of antitheft encrypted master that stop quit work, and entire car controller 18, electronic cooling fan, electronic water pump, line traffic control booster brake 26, electronic instrument controller 28, line traffic control power-assisted steering device 30, car body controller 32, vehicle entertainment system are powered by main ACC circuit L3 and started working；Redundancy entire car controller 20, redundancy line traffic control booster brake 37, redundancy line traffic control power-assisted steering device 39 are powered by auxiliary ACC circuit L4 and are started working.
nullKey switch 16 is when CC gear P2 beats to ON gear P3，High-tension battery and battery management relay 7、Compressor of air conditioner relay 14、Drive motor controller relay 15 is connected，High-tension battery and battery manager 1、Compressor of air conditioner 9、Drive motor controller 13 is started working，If entire car controller 18 and redundancy entire car controller 20 do not receive high-tension battery and battery manager 1、The fault-signal of drive motor controller 13，Then send commands to high-tension battery and close high-tension battery and battery manager 1 with battery manager 1，Simultaneously close off pre-charge-relay 4，Current limliting is carried out by pre-charge resistance 5，It is pre-charged for drive motor controller 13，Drive motor controller 13 sends and is pre-charged successfully after message，Entire car controller 18 and redundancy entire car controller 20 control anode bus D.C. contactor 6 after comparing and close，And control pre-charge-relay 4 disconnects，Complete high-pressure section power up.
Key switch 16 switches to START from ON gear P3 and keeps off P4, after entire car controller 18 detects drive motor controller 13 fault-free, control line traffic control power brake relay 25, line traffic control power-assisted steering relay 29, redundancy line traffic control power brake relay 36, redundancy line traffic control power-assisted steering relay 38 adhesive, power on for line traffic control booster brake 26, line traffic control power-assisted steering device 30, redundancy line traffic control booster brake 37, redundancy line traffic control power-assisted steering device 39, brake, drive, turn to all startups, entire car controller 18 can be performed and driving instruction that redundancy entire car controller 20 sends.If unmanned pattern, entire car controller 18 controls automatic Pilot unit relay 33 adhesive, and automatic Pilot unit powers on.
(3) there is emergency work process
Main storage battery 12 works abnormal: then redundancy entire car controller 20 takes over whole wagon control, redundancy entire car controller 20 sends instruction to drive motor controller 13 and gradually reduces output moment of torsion, the most electronic cooling fan, car body controller 32, electronic water pump, car entertainment controller 41 automatically switch to auxiliary ACC circuit L4 and power, redundancy entire car controller 20 control redundancy line traffic control booster brake 37, redundancy line traffic control power-assisted steering device 39 adapter vehicle braking with turn to.If manned mode, redundancy entire car controller 20 points out driver's current vehicle condition, prompting driver to reduce speed and stop nearby by electronic instrument；If unmanned pattern, then redundancy entire car controller 20 controls vehicle in roadside stop.
Entire car controller 18 detects the message of catastrophe failure, or vehicle collides: then entire car controller 18 sends rapidly reduction output torque command to drive motor controller 13, cutoff high battery and battery manager 1 and anode bus D.C. contactor 6 the most rapidly, driver's current vehicle condition is alerted by electronic instrument, high voltage safety switch 3 in driver can pull driving cabin if desired, ensures electrically and personal safety.
Entire car controller 18 breaks down: when normally travelling, and entire car controller 18 and redundancy entire car controller 20 carry out identical work, constantly the two are compared the control command of vehicle output, identical, send to controlling network.When finding that entire car controller 18 breaks down, redundancy entire car controller 20 is taken over immediately, ensures the safety that car load travels.Main ACC circuit L3 and auxiliary ACC circuit L4 in this utility model are 12V supply line.
Superior effect of the present utility model is: solve the requirement for redundancy of the electric intelligent automobile, the critical components such as entire car controller 18, line traffic control booster brake 26 and the line traffic control power-assisted steering device 30 in travelling for vehicle devise the redundancy of hardware and power supply, improve the safety of autonomous driving vehicle；For being not easy to carry out the most electronic cooling fan controller of critical component 22, electronic water pump controller 35, electronic instrument controller 28, car body controller 32 and the car entertainment controller 41 etc. of hardware redundancy, employing single-pole double-throw relay controls, when main ACC circuit L3 powers power down, automatically switch to auxiliary ACC circuit L4 and ensure power supply；Key switch 16 is improved, remains the convenience that original key switch 16 controls, can independently control the break-make of two-way 12V supply line.
Above-mentioned detailed description of the invention is exemplary, is to preferably make to skilled artisans appreciate that this patent, is not intended that the restriction to right；As long as any equivalent change made according to spirit disclosed in this patent or modification, all in the range of this utility model is protected.
Claims (10)
1. a distributed structure/architecture controller and power supply redundancy electronic intelligent automobile electrical system, including by the interconnective power supply unit of supply line, key switch (16), entire car controller unit, line traffic control power-assisted unit and automobile component controller, it is characterized in that
Described power supply unit includes main storage battery (12) and booster battery (11), main storage battery (12) and booster battery (11) minus earth；
Described supply line includes the normal electric line of master being connected respectively, auxiliary normal electric line, main ACC circuit, auxiliary ACC circuit, ON circuit and START circuit with key switch (16), the normal electric line of described master connects main storage battery (12) positive pole, auxiliary normal electric line connects booster battery (11) positive pole, described key switch (16) controls main normal electric line and main ACC circuit, ON circuit and the connecting and disconnecting of START circuit when being positioned at different gear, control the connecting and disconnecting of auxiliary normal electric line and auxiliary ACC circuit simultaneously；
Described entire car controller unit includes the entire car controller (18) being connected by entire car controller relay (17) with main normal electric line and by the redundancy entire car controller (20) of redundancy entire car controller relay (19) with auxiliary ACC connection, entire car controller relay (17) power supply control end connects main ACC circuit, and redundancy entire car controller relay (19) power supply control end connects auxiliary ACC circuit；
Described line traffic control power-assisted unit includes that being correspondingly connected to main ACC circuit and the line traffic control booster of auxiliary ACC circuit and redundancy line traffic control booster, each line traffic control booster and redundancy line traffic control booster is connected to entire car controller unit respectively；
Described automobile component controller is connected to main ACC circuit and auxiliary ACC circuit by corresponding single-pole double-throw relay, and described single-pole double-throw relay controls end and connects main ACC circuit；When main ACC line powering is normal, each automobile component controller, by main ACC line powering, otherwise switches to auxiliary ACC circuit.
The controller of a kind of distributed structure/architecture the most according to claim 1 and power supply redundancy electronic intelligent automobile electrical system, it is characterized in that, described key switch (16) includes OFF gear, ACC gear, ON gear and START gear, when key switch (16) is positioned at OFF gear, main normal electric line all disconnects with main ACC circuit, ON circuit and START circuit；Key switch (16) is positioned at ACC gear, and main normal electric line is connected with main ACC circuit；Key switch (16) is positioned at ON gear, and main normal electric line is turned on main ACC circuit and ON circuit；Key switch (16) is positioned at START gear, and main normal electric line is turned on main ACC circuit, ON circuit and START circuit；Key switch (16) is positioned at OFF gear, auxiliary normal electric line and auxiliary ACC circuit and disconnects, and key switch (16) is positioned at ACC gear, ON gear and START gear, and auxiliary normal electric line is connected with auxiliary ACC circuit.
The controller of a kind of distributed structure/architecture the most according to claim 1 and power supply redundancy electronic intelligent automobile electrical system, it is characterised in that described line traffic control power-assisted unit includes line traffic control power brake unit and line traffic control power-assisted steering unit；
Described line traffic control power brake unit includes line traffic control booster brake (26) and redundancy line traffic control booster brake (37), described line traffic control booster brake (26) is connected to main ACC circuit by line traffic control power brake relay (25), and described redundancy line traffic control booster brake (37) is connected to auxiliary ACC circuit by redundancy line traffic control power brake relay (36)；
Described line traffic control power-assisted steering unit includes line traffic control power-assisted steering device (30) and redundancy line traffic control power-assisted steering device (39), described line traffic control power-assisted steering device (30) is connected to main ACC circuit by line traffic control power-assisted steering relay (29), and described redundancy line traffic control power-assisted steering device (39) is connected to auxiliary ACC circuit by redundancy line traffic control power-assisted steering relay (38)；
The power supply control end of described line traffic control power brake relay (25), redundancy line traffic control power brake relay (36), line traffic control power-assisted steering relay (29) and redundancy line traffic control power-assisted steering relay (38) is respectively connecting to entire car controller unit.
The controller of a kind of distributed structure/architecture the most according to claim 1 and power supply redundancy electronic intelligent automobile electrical system, it is characterized in that, described automobile component controller includes the electronic cooling fan of corresponding connection, electronic instrument, vehicle body, the electronic cooling fan controller (22) of electronic water pump and vehicle entertainment system, electronic instrument controller (28), car body controller (32), electronic water pump controller (35) and car entertainment controller (41), each automobile component controller is connected to main ACC circuit and auxiliary ACC circuit by corresponding single-pole double-throw relay respectively, each single-pole double-throw relay controls end and connects main ACC circuit.
The controller of a kind of distributed structure/architecture the most according to claim 1 and power supply redundancy electronic intelligent automobile electrical system, it is characterized in that, this system also includes automatic Pilot unit, described automatic Pilot unit includes the external environment perceptron (42) by automatic Pilot unit relay (33) Yu main ACC connection, GPS and inertial navigation (43), vehicle and infrastructure-based communication module (44) and remote monitor (45), described automatic Pilot unit relay (33) power supply control end connects entire car controller (18) and the control end of redundancy entire car controller (20).
The controller of a kind of distributed structure/architecture the most according to claim 1 and power supply redundancy electronic intelligent automobile electrical system, it is characterized in that, this system also includes the antitheft encrypted master (24) that stops, the antitheft encrypted master of described parking (24) connects main normal electric line by antitheft encryption normally closed relay (23) of stopping, and described parking antitheft encryption normally closed relay (23) power supply control end connects main ACC circuit.
The controller of a kind of distributed structure/architecture the most according to claim 1 and power supply redundancy electronic intelligent automobile electrical system, it is characterized in that, this system also includes high voltage unit, described high voltage unit includes high-tension line and the high-tension battery being connected respectively and battery manager (1) with high-tension line, Vehicular charger (8), compressor of air conditioner (9), accumulator charhing unit and drive motor controller (13), described Vehicular charger (8) is additionally coupled to high-tension battery and battery manager (1), described high-tension battery and battery manager (1), compressor of air conditioner (9) and drive motor controller (13) are connected to main normal electric line by corresponding high voltage unit relay respectively, the power supply control end of each high voltage unit relay connects ON circuit.
The controller of a kind of distributed structure/architecture the most according to claim 7 and power supply redundancy electronic intelligent automobile electrical system, it is characterized in that, described Vehicular charger (8) includes low-voltage output and high-voltage output end, described low-voltage output connects high-tension battery and battery manager (1) feeder ear, described high-voltage output end is connected in parallel to anode bus and the negative terminal bus of high-tension line, described anode bus connects high-tension battery and battery manager (1) high-voltage positive electrode input, described negative terminal bus connects high-tension battery and battery manager (1) high voltage negative input by negative terminal bus D.C. contactor (2), described negative terminal bus D.C. contactor (2) controls end and connects the control end of high-tension battery and battery manager (1).
nullThe controller of a kind of distributed structure/architecture the most according to claim 8 and power supply redundancy electronic intelligent automobile electrical system，It is characterized in that，Described high-tension line is provided with high voltage safety switch (3)，The electrode input end of high voltage safety switch (3) connects high-tension battery and battery manager (1) high-voltage positive electrode input，The negative input of high voltage safety switch (3) connects negative terminal bus D.C. contactor (2)，The cathode output end of high voltage safety switch (3) divides two-way，One tunnel is connected with pre-charge-relay (4) and pre-charge resistance (5) in turn，Another road connects compressor of air conditioner (9) input anode、The input anode of accumulator charhing unit and the input of anode bus D.C. contactor (6)，The outfan of anode bus D.C. contactor (6) connects drive motor controller (13) input anode，The control end of anode bus D.C. contactor (6) connects entire car controller unit；The cathode output end of high voltage safety switch (3) connects compressor of air conditioner (9) input negative terminal, the input negative terminal of accumulator charhing unit and the input negative terminal of drive motor controller (13).
The controller of a kind of distributed structure/architecture the most according to claim 7 and power supply redundancy electronic intelligent automobile electrical system, it is characterized in that, described accumulator charhing unit includes DC-DC converter (10), described DC-DC converter (10) input connects high-tension line, outfan includes two-way, one tunnel connects main storage battery (12), and the other end connects booster battery (11).
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105691209A (en) * | 2016-04-08 | 2016-06-22 | 同济大学 | Electrical system for controller with distribution type architecture and power supply redundancy electric intelligent vehicle |
| CN108860124A (en) * | 2017-05-11 | 2018-11-23 | 杭州长江汽车有限公司 | A kind of control system of electric vehicle, control method and electric vehicle |
| CN109917779A (en) * | 2019-03-26 | 2019-06-21 | 中国第一汽车股份有限公司 | Redundancy control system towards L3 automatic Pilot |
| CN114104002A (en) * | 2021-12-21 | 2022-03-01 | 华人运通(江苏)技术有限公司 | Automatic driving system monitoring method, device, equipment and storage medium |
| CN115179964A (en) * | 2022-05-27 | 2022-10-14 | 重庆长安汽车股份有限公司 | Functional safety-based VCU redundancy control system and application thereof |
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2016
- 2016-04-08 CN CN201620289610.2U patent/CN205706189U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105691209A (en) * | 2016-04-08 | 2016-06-22 | 同济大学 | Electrical system for controller with distribution type architecture and power supply redundancy electric intelligent vehicle |
| CN108860124A (en) * | 2017-05-11 | 2018-11-23 | 杭州长江汽车有限公司 | A kind of control system of electric vehicle, control method and electric vehicle |
| CN109917779A (en) * | 2019-03-26 | 2019-06-21 | 中国第一汽车股份有限公司 | Redundancy control system towards L3 automatic Pilot |
| CN114104002A (en) * | 2021-12-21 | 2022-03-01 | 华人运通(江苏)技术有限公司 | Automatic driving system monitoring method, device, equipment and storage medium |
| CN114104002B (en) * | 2021-12-21 | 2023-11-21 | 华人运通(江苏)技术有限公司 | Automatic driving system monitoring method, device, equipment and storage medium |
| CN115179964A (en) * | 2022-05-27 | 2022-10-14 | 重庆长安汽车股份有限公司 | Functional safety-based VCU redundancy control system and application thereof |
| CN115179964B (en) * | 2022-05-27 | 2024-05-03 | 重庆长安汽车股份有限公司 | VCU redundancy control system based on functional safety and application thereof |
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