CN209534756U - Highly integrated auxiliary drive controller, control system and new-energy automobile - Google Patents
Highly integrated auxiliary drive controller, control system and new-energy automobile Download PDFInfo
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- CN209534756U CN209534756U CN201822079200.7U CN201822079200U CN209534756U CN 209534756 U CN209534756 U CN 209534756U CN 201822079200 U CN201822079200 U CN 201822079200U CN 209534756 U CN209534756 U CN 209534756U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Abstract
This application discloses a kind of highly integrated auxiliary drive controllers, control system and new-energy automobile, pass through setting power-assisted steering emergency module, there is high-voltage problem suddenly in speed >=5KM/H during normal driving in vehicle, emergency boost module can provide operating current in short-term for power-assisted steering oil pump, power-assisted steering oil pump cisco unity malfunction when solving the problems, such as to fall high pressure originally, to make driver have sufficient time adjustment vehicle location, the generation to avoid traffic accident, improve vehicle safety and reliability, the safety of life and property of driver and passenger are ensured.And a kind of highly integrated auxiliary drive controller of the application integrates multiple controllers and high voltage power distribution module, solves the problems, such as that entire car controller arrives the increase of the complexity, material cost of complicated, a variety of strand designs of the wiring of multiple controllers respectively.
Description
Technical field
This application involves new-energy automobile fields, in particular to high-voltage electric system, power electronic technique, tool
Body is related to the highly integrated auxiliary drive controller that used in new energy vehicles includes intelligently voltage boosting module.
Background technique
According to 4.5.2 item in the standard " electric motor coach safety specification " of the newest publication of national Ministry of Industry and Information: " vehicle is expert at
During sailing, when there is the vehicle abnormality situation for needing vehicle actively to break B grades of high-voltage electricity, it should be kept when speed is greater than 5km/h
Break B grades of electricity again after steering system maintenance power-assisted state or at least holding power steering state 30s.At present new-energy automobile it is electrical and
There are the following problems in terms of applied power electronics:
When vehicle in the process of moving, there are the abnormal conditions of active cutoff high in vehicle, and part new-energy automobile is not set
Emergency power supply is set, assisted electric power-assisted steering motor can also lose power supply while vehicle loses high-voltage electricity；The electronic of vehicle helps
Power steering can run out of steam, driver cannot effective steering wheel rotation adjust and turn to, for driver and passenger, there are biggish for this
Security risk.
When vehicle in the process of moving, when there are some extremely special and its catastrophe failures in vehicle, for example, insulate therefore
Barrier, whole-control system delay cutoff vehicle high-voltage electricity or can not be put by adjusting logic control by gradually reducing battery
Electric current under the premise of keeping power-assisted steering work, breaks vehicle in turn again after vehicle speed is reduced in reasonable threshold value
High-voltage electricity；Anxious end failure needs to cut off vehicle power battery high voltage platform immediately, can not accomplish the broken height that is delayed by control logic
Piezoelectricity processing, otherwise severe compromise will be present in vehicle.
And each control module and Power entry module are more on new-energy automobile, and arrangement and space are more difficult, low
Control signal wire beam and high voltage power line arrangement complexity etc. are pressed, causes the increase of material and cost, and be unfavorable for safeguarding.
Utility model content
The application to solve the above-mentioned problems, proposes a kind of highly integrated auxiliary drive control of integrated intelligent boost module
Device, by setting power-assisted steering emergency module, there is high-voltage problem in speed >=5KM/H during normal driving suddenly in vehicle
In the case of, emergency boost module can provide operating current in short-term for power-assisted steering oil pump, power-assisted when solving to fall high pressure originally
The problem of steering pump cisco unity malfunction, avoids traffic accident so that driver be made to have sufficient time adjustment vehicle location
Occur, improves vehicle safety and reliability, ensured the safety of life and property of driver and passenger.
To achieve the goals above, the application adopts the following technical scheme that
A kind of highly integrated auxiliary drive controller, including cabinet and setting are in the intracorporal power-assisted steering oil pump control mould of case
Block, DC/DC voltage reduction module and power-assisted steering emergency module, the power-assisted steering emergency module and power-assisted oil pump control module connect
It connects for providing high voltage power supply for power-assisted steering oil pump control module, DC/DC voltage reduction module is assisted with the low pressure on automobile respectively
Power supply is connected with power-assisted steering emergency module, the power-assisted steering oil in the power-assisted steering oil pump control module and new-energy automobile
Pump motor connection.
Further, the power-assisted steering emergency module includes DC/DC boost module, first diode and the two or two pole
Pipe, the anode of first diode are connect with DC/DC boost module, the anode of the second diode and the high-voltage energy storage of new-energy automobile
The cathode connection steering pump control module anode input of the anode connection of power supply, the cathode of first diode and the second diode
End, the input terminal of DC/DC boost module are connect with DC/DC voltage reduction module inverse parallel.
Further, the power-assisted steering emergency module includes DC/DC boost module and bilateral diode, DC/DC boosting
The anode of the output end of module is connect with bilateral diode one end, and the bilateral diode other end is connecting steering pump control module just
The anode of the high-voltage energy storage power supply of pole input terminal and new-energy automobile.
Further, a kind of highly integrated auxiliary drive controller further includes air compressor machine control module and first fuse, institute
It states air compressor machine control module to connect by the high-voltage energy storage power supply of first fuse and new-energy automobile, the air compressor machine controls mould
The connection of the air compressor machine of block and new-energy automobile.
Further, the power-assisted steering oil pump control module is power-assisted steering oil pump controller, the air compressor machine control
Module is air pump controller.
Further, a kind of highly integrated auxiliary drive controller further includes high voltage power distribution module, the high voltage power distribution module
Including high voltage power distribution fuse, contactor, contactor control switch and high-voltage electricity output interface, the high-voltage electricity input interface is logical
The high-voltage energy storage power supply of overcurrent fuse, contactor and new-energy automobile connects, on the high-voltage electricity output interface connection automobile
On-board high-voltage electricity consumption device, the contactor control switch are connect with contactor.
Further, the on-board high-voltage electricity consumption device includes but is not limited to air-conditioning, electric defrosting equipment and heater.
Further, a kind of highly integrated auxiliary drive controller, further includes low-voltage signal port, outside the low-voltage signal
Port is connect with power-assisted steering oil pump control module, air compressor machine control module respectively.
A kind of control system, including a kind of above-mentioned highly integrated auxiliary drive controller.
A kind of new-energy automobile, including a kind of above-mentioned highly integrated auxiliary drive controller.
Compared with prior art, the application has the beneficial effect that
(1) a kind of highly integrated auxiliary drive controller of the application integrates multiple controllers and high voltage power distribution module, solves
Entire car controller arrive respectively the complexity of complicated, a variety of strand designs of the wiring of multiple controllers, material cost it is increased
Problem can be realized various status monitorings such as electric current, voltage, contactor on-off etc., additionally it is possible to realize entire car controller to this Shen
The signal collecting and controlling of the internal module of auxiliary drive controller please.
(2) a kind of highly integrated auxiliary drive controller of the application integrates multiple controllers and high voltage power distribution module,
Make can control by CAN inside low-voltage signal or rigid line is controlled, directly or indirectly a kind of highly integrated auxiliary of the application
The oil pump control module, air pump control module, DC/DC module, meet an urgent need boosting DC/DC module, contactor etc. of drive control device are helped,
To guarantee the normal work of modules.And oil pump control module is that power-assisted steering works normally after guaranteeing upper high pressure；Air pump mould
Block is to guarantee that air compressor machine works normally, and keeps brake or gate gas source sufficient；DC/DC module is to guarantee electric quantity of lead-acid storage battery
Abundance guarantees that low-voltage electrical appliance part works normally on vehicle；Emergency boosting DC/DC module is to guarantee vehicle in abnormal cases actively
Power-assisted steering maintains at least 30s time when power-off.
(3) a kind of highly integrated auxiliary drive controller of the application increases power-assisted steering emergency module, and vehicle is normal
In the case of (speed >=5km/h) occurs high-voltage problem suddenly in traveling, emergency boost module can mention for power-assisted steering oil pump
For operating current in short-term；The module is able to maintain steering system when speed is greater than 5km/h and power-assisted state is maintained at least to keep
30s time, power-assisted steering oil pump cisco unity malfunction when solving the problems, such as to fall high pressure originally, so that driver be made to have the sufficient time
Vehicle location is adjusted, the generation to avoid traffic accident improves vehicle safety and reliability, ensured the life of driver and passenger
And property safety.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation do not constitute the restriction to the application for explaining the application.
Fig. 1 is the circuit structure block diagram of the application；
Fig. 2 is the electrical schematic diagram of the embodiment of the present application 1；
Fig. 3 is that the vehicle of the embodiment of the present application 1 operates normally the power battery for keeping direction time positive and Vehicular accumulator cell supplies
Each branch current voltage curve of electricity；
Wherein, curve in figure: 3-1, emergency DC/DC output voltage (steering wheel return is just motionless), 3-2, power-assisted steering motor
Load current, 3-3,24V lead-acid accumulator export electric current (steering wheel return is just motionless), 3-4,24V lead-acid accumulator output voltage
(steering wheel return is just motionless), 3-5, emergency DC/DC output electric current (steering wheel return is just motionless)；
Fig. 4 be the embodiment of the present application vehicle operate normally rotation direction to certain amplitude power battery and vehicular electricity storage
Each branch current voltage curve of pond power supply；
Wherein, curve in figure: 4-1, emergency DC/DC output voltage (normally beating direction), 4-2, power-assisted steering motor load
Electric current, 4-3,24V lead-acid accumulator output voltage (normally beating direction), 4-4,24V lead-acid accumulator export electric current (the normal side of beating
To), 4-5, emergency DC/DC output electric current (normally beating direction)；
Fig. 5 is that the just motionless situation of active broken height electrical anomaly and holding direction time is got off in the vehicle operation of the embodiment of the present application
Battery is carried individually to power each branch current voltage curve；
Wherein, curve in figure: 5-1, emergency DC/DC output voltage (steering wheel return is just motionless), 5-2,24V lead-acid accumulator
It exports electric current (steering wheel return is just motionless), 5-3,24V lead-acid accumulator output voltage (steering wheel return is just motionless) 5-4, emergency DC/
DC output current (steering wheel return is just motionless), 5-5, power-assisted steering motor load electric current；
Fig. 6 is actively to power off vehicle-mounted storage under abnormal conditions during the vehicle that the embodiment of the present application is the embodiment of the present application is run
(power-assisted steering motor is asynchronous electricity for the output voltage of emergency boosting DC/DC and load pressure curve graph under battery is individually powered
Machine)；
Wherein, curve in figure: 6-1, emergency DC/DC output voltage (50Hz), 6-2,24V lead-acid accumulator output voltage
(50Hz), 6-3, power-assisted steering motor load electric current, 6-4, emergency DC/DC output electric current (50Hz)；
Fig. 7 is the highly integrated auxiliary drive controller structural schematic diagram of embodiments herein；
Wherein: just, 2.-high voltage bus input is negative for 1.-high voltage bus input, and 3.-low pressure 24V output is negative, 4.-low pressure 24V
It exports just, 5. low-voltage signal port.
Specific embodiment:
The application is described further with embodiment with reference to the accompanying drawing.
It is noted that described further below be all exemplary, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
The high pressure and low pressure used on automobile described herein is used on automobile the opposite of different high-low voltages
Concept, is different from the definition of the high-low pressure of electric system, and high pressure of the application on electric car is B specified in national standard
Step voltage, voltage range is greater than 30V exchange (AC) and is less than or equal to 1000V exchange (AC), or is greater than 60V direct current (DC) and small
In or equal to 1500V direct current (DC)；High pressure auxiliary (such as oil pump, air pump, DC/DC, air-conditioning), motor on automobile, automatically controlled etc.
Need high voltage power distribution；Low pressure on the automobile of the application refers to the 24V low tension of the accessory power supply on automobile, the instrument on automobile
The low pressure components of the systems such as display, lighting system, heat elimination assembly use the low-voltage power supply of accessory power supply.
Vehicle operation control system, including vehicle dynamical system, lighting system, display system of new-energy automobile etc. pass through
Vehicle control unit controls on automobile, the pilot controller that the application proposes are for example empty for some additional devices on automobile
It adjusts, electric defrosting equipment, heater, steering boost system carry out comprehensively control.
Following embodiments are a kind of typical embodiment of the application, as depicted in figs. 1 and 2, a kind of highly integrated auxiliary
Drive control device, including cabinet and setting turn in the intracorporal power-assisted steering oil pump control module of case, DC/DC voltage reduction module and power-assisted
To emergency module, the power-assisted steering emergency module is connect for being power-assisted steering oil pump control mould with power-assisted oil pump control module
Block provide high voltage power supply, DC/DC voltage reduction module respectively on automobile low pressure accessory power supply and power-assisted steering emergency module connect,
The power-assisted steering oil pump control module is connect with the power-assisted steering Oil pump electrical machinery on new-energy automobile.DC/DC voltage reduction module can
Think DC/DC reducing transformer.
A kind of highly integrated auxiliary drive controller of the present embodiment, further includes air compressor machine control module, the air compressor machine control
Molding block is connected by the high-voltage energy storage power supply of first fuse and new-energy automobile, the air compressor machine control module and new energy
The air compressor machine of automobile connects.
The power-assisted steering oil pump control module is connect with the power-assisted steering Oil pump electrical machinery on new-energy automobile and pneumatics
The connection of the air compressor machine of machine control module and new-energy automobile, can be connected by the output interface of setting.The position of output interface
It is arranged according to the actual needs.
A kind of highly integrated auxiliary drive controller of the present embodiment, further includes high voltage power distribution module, the high voltage power distribution mould
Block includes high-voltage electricity positive terminal row, high-voltage electricity negative terminal row, fuse, contactor and contactor control switch, the height
The positive and negative anodes that piezoelectricity positive terminal row and high-voltage electricity negative terminal row pass through fuse and the high-voltage energy storage power supply of new-energy automobile
The output end that connection, the high-voltage electricity positive terminal row and high-voltage electricity negative terminal are arranged is connected vehicle-mounted on automobile by contactor
High voltage electric device, the contactor control switch are connect with contactor.
As a kind of improvement of the application, as shown in Fig. 2, the emergency module of power-assisted steering described in the present embodiment includes DC/DC liter
Die block, first diode 1 and the second diode 2, the anode of first diode 1 are connect with DC/DC boost module, the two or two pole
The anode connection of the high-voltage energy storage power supply of the anode and new-energy automobile of pipe, the yin of the cathode of first diode and the second diode
Pole connects steering pump control module electrode input end, and the input terminal of DC/DC boost module and the inverse parallel of DC/DC voltage reduction module connect
It connects.The inverse parallel connection refers to that the input terminal of DC/DC boost module is connect with the output end of DC/DC voltage reduction module, and DC/
The anode of the output end of the anode connection DC/DC voltage reduction module of the input terminal of DC boost module, DC/DC voltage reduction module and automobile
On low pressure accessory power supply connection, automobile operate normally when can for low pressure accessory power supply charge, the vehicle-mounted low-tension supply
DC power supply can be provided for the low pressure components on automobile.First diode 1 and the second diode 2 can prevent boost DC-DC
Raw die block out-put supply is anti-electric to major loop.DC/DC boost module can be DC/DC booster or DC/DC booster circuit.
Herein described high-voltage energy storage power supply is also referred to as the power battery that energy-storage system is automobile, available battery on automobile
It can be any one in chemical cell, physical battery and biobattery, the present embodiment selects energy-storage lithium battery.Vehicle-mounted low pressure
Power supply is also referred to as Vehicular accumulator cell, is also possible to any one in chemical cell, physical battery and biobattery, the present embodiment
Select lead-acid battery.The battery of automobile regardless of when low pressure or high pressure can should charge repeatedly.
A kind of highly integrated auxiliary drive controller of the present embodiment, further includes low-voltage signal port, the low-voltage signal port
It is connect with power-assisted steering oil pump control module and air compressor machine control module, the vehicle of the external new-energy automobile of low-voltage signal port
Controller, the power-assisted steering oil pump control mould of the inside for vehicle operation data to be transferred to highly integrated auxiliary drive controller
Block and air compressor machine control module, the vehicle operation data include current signal, switch enabled order, tach signal, speed letter
Number and voltage signal etc..The auxiliary drive controller can according to entire car controller signal instruction control power-assisted steering motor and
The operation of air compressor machine and state switching；Low-voltage signal port is by power-assisted steering oil pump control module and air compressor machine control module simultaneously
Operation data be transferred to entire car controller, entire car controller judges to assist electrical appliance according to the state of various signals and data
The working condition and fault state of part, and can according to the timely adjustable strategies of failure of appearance, malfunction for example excess temperature, overload,
Short circuit, over-voltage, overcurrent etc., adjustable strategies can cut off the auxiliary drive controller of the application or cut off the portion of pilot controller
Divide operating circuit, protection auxiliary drive controller is not damaged.DC/ can also be connected inside the pilot controller of low-voltage signal port
DC module, electric air-conditioning, electric heating wind, electricity defrost the contactor of each current supply circuit, and low-voltage signal port connects contactor control switch,
For realizing the control of contactor and the acquisition of data.Low-voltage signal port harness and entire car controller corresponding ports connect
It connects, communication mode can use CAN 2.0B.
In the normal driving conditions of vehicle, the working power of the power-assisted steering function is by power battery and Vehicular accumulator cell
It is common to provide, and storage battery energy consumption is lower.The power-assisted steering emergency module loses vehicle height in vehicle operational process
When piezoelectricity, power-assisted steering motor only provides power supply by vehicle-mounted low tension battery.When there are vehicle active broken height pressure abnormal conditions, i.e.,
It is disconnected the power supply of high-voltage energy storage power supply, vehicle-mounted low tension battery is converted to high-voltage electricity, power-assisted steering by DC/DC boost module
The second diode 2 cut-off for module of meeting an urgent need, DC/DC boost module pass through first diode 1 to power-assisted steering oil pump control module
High voltage is provided, provides operating condition to servo steering system, guarantees that power-assisted steering operates normally.
Power-assisted steering oil pump control module, preferably power-assisted steering oil pump controller, model can be V6-H-
Direct current is converted to alternating current and is used to power for power-assisted steering Oil pump electrical machinery by 4D5.5G-FG, power-assisted steering oil pump controller, and
The working condition of power-assisted steering Oil pump electrical machinery can be controlled.Power-assisted steering oil pump controller reception main circuit voltage information, which is lower than, to be set
When definite value, frequency reducing is taken to run, low tension battery promptly converts high voltage power supply by boost module of meeting an urgent need, and gives servo steering system
Operating condition is provided, guarantees that power-assisted steering operates normally.The major loop refers to the power loop of automobilism, is stored up by high pressure
The circuit of energy power supply power supply.
The scheme of the application only increases low voltage transition all the way in the steering hydraulic system for having no need to change original vehicle
Power supply required for providing at the emergency module of high-voltage power supply for booster steering controller and power demand are realized in vehicle master
In the case where dynamic circuit breaker high pressure, power-assisted steering Oil pump electrical machinery can also be operated normally, and guarantee traffic safety；The power-assisted steering control of the application
The control of device processed is simple, and when detecting voltage lower than setting value, controller carries out frequency reducing operation, high reliablity.
As shown in Fig. 2, herein described high voltage power distribution module includes high-voltage electricity positive terminal row, high-voltage electricity negative terminal
Row, fuse, contactor, contactor control switch, the high-voltage electricity positive terminal row and high-voltage electricity negative terminal row pass through molten
The positive and negative anodes of the high-voltage energy storage power supply of disconnected device and new-energy automobile connect, the high-voltage electricity positive terminal row, high-voltage electricity negative pole end
The output end of son row connects the on-board high-voltage electricity consumption device on automobile, the contactor control switch and contactor by contactor
Connection.
The high voltage power distribution fuse be it is multiple, Fig. 2 mesohigh distribution fuse include fuse 1, fuse 2 and fusing
Device 3, each fuse are separately positioned on the anode of every road High voltage output, and the specifications and models of high voltage power distribution fuse are according to corresponding vehicle
Carry the maximum current selection of high voltage electric device.Contactor is set on the circuit of the every road output of terminal block, and in vehicle
Contactor control switch is set on control panel, and the movement of contactor control switch is turned on and off for controlling corresponding contactor
Corresponding High voltage output circuit.The model of contactor can be HFE18V-40/750-24-HL5, high-voltage electricity positive terminal row and
On-board high-voltage electricity consumption device on the output end external automobile of high-voltage electricity negative terminal row, the on-board high-voltage electricity consumption device include
But it is not limited to air-conditioning, electric defrosting equipment and heater.
The present embodiment air compressor machine control module, the air compressor machine control module pass through first fuse and new-energy automobile
The air compressor machine of the connection of high-voltage energy storage power supply, the air compressor machine control module and new-energy automobile connects.Air compressor machine control module tool
Body is air pump controller, and model V6-H-4D5.5G-FG, it is the brake of new-energy automobile that air compressor machine, which connects the gas outlet on automobile,
Vehicle system, door control system, auxiliary braking system (such as ABS) provide gas source.
The cabinet of highly integrated auxiliary drive controller can be designed as air-cooled or water cooling according to demand, to meet each control mould
Temperature required for block works normally.
It is illustrated in figure 7 the highly integrated auxiliary drive controller structural schematic diagram of embodiments herein, high voltage bus is defeated
Enter just 1. with the negative anode and cathode for being 2. separately connected high-voltage energy storage power supply of high voltage bus input, low pressure 24V output it is negative 3. with it is low
4. pressure 24V output is just being separately connected the anode and cathode of accessory power supply, low-voltage signal port connects entire car controller.
Embodiment 2
The present embodiment and the difference of embodiment 1 be, a kind of power-assisted of highly integrated auxiliary drive controller of the present embodiment
The circuit structure for turning to emergency module is different, and the power-assisted steering emergency module of the present embodiment includes DC/DC boost module and two-way
Diode, the anode and new energy vapour of the output end of both ends difference arbitrary end connection DC/DC boost module on the outside of bilateral diode
The anode of the high-voltage energy storage power supply of vehicle, bilateral diode centre one end connects steering pump control module electrode input end, two-way
Diode prevents boost DC-DC module out-put supply anti-electric to major loop, collectively forms emergency boost module.Bilateral diode
It can be substituted with any component identical with the bilateral diode characteristic, such as two-way switch triode, C-V characteristic is also tool
The symmetry characteristic for thering is two-way switch to act on.The other structures phase of the auxiliary drive controller other structures of embodiment 2 and embodiment 1
Together.
For further illustrate the application highly integrated auxiliary drive controller working principle and effect, test
Card；
Fig. 3 and Fig. 4 is when vehicle operates normally, and auxiliary drive device keeps operating normally.Steering wheel in operation in Fig. 4
Normally time positive status left direction is made rear right direction and is made back just, and turning operation is multiple, and generator can give vehicle in operation
Carry battery charging.By Fig. 3 and 4 it can be concluded that power battery and Vehicular accumulator cell are together as power-assisted when vehicle operates normally
Steering controller high voltage bus end power supply, when dual power supply is the power supply of power-assisted steering motor simultaneously, the power consumption of 24V Vehicular accumulator cell
It is smaller.
Wherein, curve represents in Fig. 3: 3-1, emergency DC/DC output voltage (steering wheel return is just motionless), 3-2, power-assisted steering
Motor load electric current, 3-3,24V lead-acid accumulator export electric current (steering wheel return is just motionless), the output of 3-4,24V lead-acid accumulator
Voltage (steering wheel return is just motionless), 3-5, emergency DC/DC output electric current (steering wheel return is just motionless).
Wherein, curve represents in Fig. 4: 4-1, emergency DC/DC output voltage (normally beating direction), 4-2, power-assisted steering motor
Load current, 4-3,24V lead-acid accumulator output voltage (normally beating direction), 4-4,24V lead-acid accumulator are exporting electric current (just
Often beat direction), 4-5, emergency DC/DC output electric current (normally beating direction).
Figures 5 and 6 are that the abnormal conditions of vehicle active broken height piezoelectricity occur in vehicle operation, and power supply switches in Fig. 5
The output current value of emergency DC/DC boost module increases in the process, output voltage 330v, in switching moment emergency boosting DC/
There is drop voltage phenomenon in DC output voltage, Vehicular accumulator cell output stream from low jump be height, switching time anxious short about 0.1s.
Wherein, curve represents in Fig. 5: 5-1, emergency DC/DC output voltage (steering wheel return is just motionless), 5-2,24V plumbic acid
Battery exports electric current (steering wheel return is just motionless), 5-3,24V lead-acid accumulator output voltage (steering wheel return is just motionless) 5-4,
The DC/DC that meets an urgent need exports electric current (steering wheel return is just motionless), 5-5, power-assisted steering motor load electric current.
Wherein, curve represents in Fig. 6: 6-1, emergency DC/DC output voltage (50Hz), the output of 6-2,24V lead-acid accumulator
Voltage (50Hz), 6-3, power-assisted steering motor load electric current, 6-4, emergency DC/DC output electric current (50Hz).
As shown in fig. 6, Vehicular accumulator cell is individually powered, steering wheel is run to the left by normally returning positive status in operation, to side
Right direction is run after can not continuing load to disk, is returned just after steering wheel can not also load, repetitive operation 6 times, is paid attention to this
When Vehicular accumulator cell be not enough power supply state, generator is not involved in charging in operation.It is equally insufficient in 24V electric quantity of lead-acid storage battery
In the case of, steering wheel or so is each to beat direction to corresponding position, and emergency boosting DC/DC overcurrent alarm, booster steering controller is without out
It is now abnormal, without alarming.Output power of motor is less than certain numerical value compared to rated power.Further through experiments have shown that the application
Controller can match asynchronous machine and synchronous motor, it is seen that the pilot controller of the application can be applicable in existing power steering
System, while also can verify that in High Abnormal Pressure and in the case that vehicle actively disconnects high-voltage electricity, by low tension battery as answering
The power supply of anxious servo steering system, output power when which works are able to maintain that steering pump motor needs
The power asked.
Therefore it follows that
(1) when vehicle operates normally, when dual power supply is the power supply of power-assisted steering motor simultaneously, the power consumption for Vehicular accumulator cell
It measures smaller.
(2) when the abnormal conditions of vehicle emerged in operation vehicle active broken height pressure, power-assisted steering emergency module can normally be cut
Emergency low-tension supply power supply is changed to, that completes the time required for switching is not more than 0.3s, and handoff procedure is to motor and power-assisted control
Device processed does not go wrong and alarms, and 0.3s is the capacitor charge and discharge time, therefore is switched to seamless switching, can meet emergency service
It is required that.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Although above-mentioned be described in conjunction with specific embodiment of the attached drawing to the application, model not is protected to the application
The limitation enclosed, those skilled in the art should understand that, on the basis of the technical solution of the application, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within the protection scope of the application.
Claims (10)
1. a kind of highly integrated auxiliary drive controller, it is characterised in that: including cabinet and setting in the intracorporal power-assisted steering oil of case
Pump control module, DC/DC voltage reduction module and power-assisted steering emergency module, the power-assisted steering emergency module and power-assisted oil pump control
For providing high voltage power supply for power-assisted steering oil pump control module, DC/DC voltage reduction module is low on automobile respectively for module connection
Pressure accessory power supply is connected with power-assisted steering emergency module, the power-assisted in the power-assisted steering oil pump control module and new-energy automobile
The connection of steering pump motor.
2. a kind of highly integrated auxiliary drive controller as described in claim 1, it is characterised in that: the power-assisted steering emergency mould
Block includes DC/DC boost module, first diode and the second diode, and the anode and DC/DC boost module of first diode connect
It connects, the anode connection of the high-voltage energy storage power supply of the anode and new-energy automobile of the second diode, the cathode of first diode and the
The cathode of two diodes connects steering pump control module electrode input end, and the input terminal and DC/DC of DC/DC boost module are depressured
Module inverse parallel connection.
3. a kind of highly integrated auxiliary drive controller as described in claim 1, it is characterised in that: the power-assisted steering emergency mould
Block includes DC/DC boost module and bilateral diode, and both ends are separately connected the output of DC/DC boost module on the outside of bilateral diode
The anode of the high-voltage energy storage power supply of the anode and new-energy automobile at end, bilateral diode centre one end connect the control of power-assisted steering oil pump
Molding block electrode input end.
4. a kind of highly integrated auxiliary drive controller as described in claim 1, it is characterised in that: further include air compressor machine control mould
Block and first fuse, the air compressor machine control module are connected by the high-voltage energy storage power supply of first fuse and new-energy automobile
It connects, the air compressor machine connection of the air compressor machine control module and new-energy automobile.
5. a kind of highly integrated auxiliary drive controller as described in claim 1, it is characterised in that: the power-assisted steering oil pump control
Molding block is power-assisted steering oil pump controller.
6. a kind of highly integrated auxiliary drive controller as described in claim 1, it is characterised in that: further include high voltage power distribution mould
Block, the high voltage power distribution module include high-voltage electricity positive terminal row, high-voltage electricity negative terminal row, fuse, contactor, contactor
Control switch, the high-voltage electricity positive terminal row and high-voltage electricity negative terminal row are stored up by the high pressure of fuse and new-energy automobile
The positive and negative anodes connection of energy power supply, the output end that the high-voltage electricity positive terminal row, high-voltage electricity negative terminal are arranged pass through contactor and connect
The on-board high-voltage electricity consumption device on automobile is connect, the contactor control switch is connect with contactor.
7. a kind of highly integrated auxiliary drive controller as claimed in claim 6, it is characterised in that: the on-board high-voltage electrical appliance
Part includes but is not limited to air-conditioning, electric defrosting equipment and heater.
8. a kind of highly integrated auxiliary drive controller as described in claim 1, it is characterised in that: further include low-voltage signal end
Mouthful, the low-voltage signal port is connect with power-assisted steering oil pump control module and air compressor machine control module respectively.
9. a kind of control system, it is characterised in that: including a kind of described in any item highly integrated auxiliary drives of such as claim 1-8
Controller.
10. a kind of new-energy automobile, it is characterised in that: including a kind of described in any item highly integrated auxiliary of such as claim 1-8
Drive control device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822079200.7U CN209534756U (en) | 2018-12-11 | 2018-12-11 | Highly integrated auxiliary drive controller, control system and new-energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822079200.7U CN209534756U (en) | 2018-12-11 | 2018-12-11 | Highly integrated auxiliary drive controller, control system and new-energy automobile |
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| CN209534756U true CN209534756U (en) | 2019-10-25 |
Family
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| CN201822079200.7U Active CN209534756U (en) | 2018-12-11 | 2018-12-11 | Highly integrated auxiliary drive controller, control system and new-energy automobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110979093A (en) * | 2019-12-06 | 2020-04-10 | 湖北三江航天万山特种车辆有限公司 | Electrical system of automatic guiding electric module vehicle |
| CN111413860A (en) * | 2020-03-31 | 2020-07-14 | 潍柴动力股份有限公司 | Controller fault protection circuit, method and device |
| CN112072630A (en) * | 2020-08-28 | 2020-12-11 | 珠海格力电器股份有限公司 | Control device and method for automobile high-voltage power distribution system and automobile |
| CN112848894A (en) * | 2019-11-28 | 2021-05-28 | 中车株洲电力机车研究所有限公司 | Train and auxiliary power supply circuit structure and system thereof |
| CN113910927A (en) * | 2021-12-14 | 2022-01-11 | 新誉轨道交通科技有限公司 | All-in-one high-voltage power distribution assembly for non-road wide-body vehicle and working method |
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2018
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112848894A (en) * | 2019-11-28 | 2021-05-28 | 中车株洲电力机车研究所有限公司 | Train and auxiliary power supply circuit structure and system thereof |
| CN110979093A (en) * | 2019-12-06 | 2020-04-10 | 湖北三江航天万山特种车辆有限公司 | Electrical system of automatic guiding electric module vehicle |
| CN110979093B (en) * | 2019-12-06 | 2022-12-06 | 湖北三江航天万山特种车辆有限公司 | Electrical system of automatic guiding electric module vehicle |
| CN111413860A (en) * | 2020-03-31 | 2020-07-14 | 潍柴动力股份有限公司 | Controller fault protection circuit, method and device |
| CN111413860B (en) * | 2020-03-31 | 2023-10-20 | 潍柴动力股份有限公司 | Controller fault protection circuit, method and device |
| CN112072630A (en) * | 2020-08-28 | 2020-12-11 | 珠海格力电器股份有限公司 | Control device and method for automobile high-voltage power distribution system and automobile |
| CN112072630B (en) * | 2020-08-28 | 2022-03-08 | 珠海格力电器股份有限公司 | Control device and method for automobile high-voltage power distribution system and automobile |
| CN113910927A (en) * | 2021-12-14 | 2022-01-11 | 新誉轨道交通科技有限公司 | All-in-one high-voltage power distribution assembly for non-road wide-body vehicle and working method |
| CN113910927B (en) * | 2021-12-14 | 2022-03-22 | 新誉轨道交通科技有限公司 | All-in-one high-voltage power distribution assembly for non-road wide-body vehicle and working method |
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Address after: 252000 No.261 Huanghe Road, economic development zone, Liaocheng City, Shandong Province Patentee after: Zhongtong bus Limited by Share Ltd. Address before: 252000 No.261 Huanghe Road, economic development zone, Liaocheng City, Shandong Province Patentee before: ZHONGTONG BUS HOLDING Co.,Ltd. |
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