CN205068017U - Two control module control system of electric automobile integrated form - Google Patents
Two control module control system of electric automobile integrated form Download PDFInfo
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- CN205068017U CN205068017U CN201520782449.8U CN201520782449U CN205068017U CN 205068017 U CN205068017 U CN 205068017U CN 201520782449 U CN201520782449 U CN 201520782449U CN 205068017 U CN205068017 U CN 205068017U
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Abstract
The utility model discloses a two control module control system of electric automobile integrated form mainly includes the main control module, field bus module, power module, vice control module, function control module, preprocessing circuit, during electric automobile normal operating, the main control module accomplishes most operation work, and vice control module helps to accomplish fraction operation work, when the main control module broke down, vice control module can undertake electric automobile and move the action basically, and messenger's car can continuously drive. Each control module can directly carry out the data interaction or carry out data transmission through field bus through serial or parallel interface. Sub - control module among the function control module has the function that converts data signal into the signal of forms such as the required analog signal of each parts driver / executor, data signal, PWM, still has the essential simultaneously and carries out independent control function to the driver / executor of each parts.
Description
Technical field
The utility model belongs to electric automobile whole control field, particularly relates to a kind of electric automobile integrated form double control modules control system and control method thereof.
Background technology
At present, in the control system development & production of electric automobile and assembly mode, the research and development of each parts, production and final combination assembling are substantially separate.Although can carry out information interaction by fieldbus such as CAN, Lin, FlexRay between each parts, this is only used to transmit some sensing data thus reduces number of sensors and simplify line number.
The vehicle performance of this pattern mainly contains the deficiency of following three aspects: one, each parts and controller thereof are primarily of each supplier research and development and produce, finally be assembled in car load by main engine plants, the performance of each parts may be uneven, is assembled in car load and is difficult to obtain superior overall performance; They are two years old, in fact sharing of sensing data is only there is between each Parts Controller, and respective control strategy designs when in fact not existing based on miscellaneous part or remain static, namely the control strategy of each parts is independent of one another, this to a certain degree on limit the lifting of vehicle performance; Its three, hardware redundancy, each parts arrange the hardware resource that in fact independent control does not utilize each self-controller completely, cause unnecessary cost increase.
Summary of the invention
The purpose of this utility model is the shortcoming and defect overcoming above-mentioned prior art, provides a kind of electric automobile integrated form double control modules control system, with the cooperation control improved between each parts of electric automobile and the performance promoting car load.
The utility model is achieved through the following technical solutions:
A kind of electric automobile integrated form double control modules control system, comprises main control module 2, fieldbus module 3, supply module 4, sub-control module 5, Function Extension bus hub 6, output interface 8, functional control module, pre-process circuit 12, Data Input Interface 13;
The input interface connection data input interface 13 of described pre-process circuit 12; Output interface linkage function expansion bus socket 6, main control module 2, the sub-control module 5 respectively of described pre-process circuit 12, pre-process circuit 12 sends the data after process to main control module 2, sub-control module 5 and Function Extension bus hub 6, meanwhile, sub-control module 5 also monitors the running status of each sub-control module in the running status of main control module 2 and functional control module; Described main control module 2 is connected with signal between sub-control module 5;
Described supply module 4 is linkage function expansion bus socket 6, sub-control module 5, fieldbus module 3 respectively; Fieldbus module 3 is auxiliary connection control module 5, main control module 2 respectively;
Main control module 2, sub-control module 5 also distinguish linkage function expansion bus socket 6;
Realize pre-process circuit 12 by Function Extension bus hub 6, main control module 2, sub-control module 5, supply module 4 communicate with between functional control module, each driver/the actuator of output interface 8 connecting electric automobile of functional control module, acts accordingly to drive it.
Each sub-control module in described functional control module, comprises brake control module 7, automatic transmission control module 9, electrical source of power control module 10, motor control module 11.
Described fieldbus module 3 connects field-bus interface 1.
Described main control module 2 and the chip of sub-control module 5 are the microprocessor such as single-chip microcomputer, FPGA, CPLD, DSP.Described Function Extension bus hub 6 is 805 type bus slots, NDK/TAT type bus slot or PCI/PCI-E slot.The control module of correspondence according to zero and layout actual in electric motor car, can be arranged on corresponding function expansion bus socket 6 by main frame manufacturer.Also can tap into row data interaction by the serial or parallel interface direct such as SPI, USART, I2C, Parallel I/O mouth or carry out data transmission by fieldbus between each control module.
Motor control module, electrical source of power control module, automatic transmission control module, brake control module have the function of signal digital signal being converted to the form such as simulating signal, digital signal, PWM needed for each component drive/actuator, also have basic to carry out independent controlling functions to the driver/actuator of each parts simultaneously.
Fieldbus module can, by electric automobile running state data with fieldbus forms such as CAN, LIN, FlexRay, be broadcast in the miscellaneous part of electric automobile by field-bus interface 1, as panel board etc., uses or display for other annexes.The supply module of entire car controller the vehicle power of 12V can be carried out step-down and boosting runs use with the work supplying each control module in controller.
The control method of above-mentioned electric automobile integrated form double control modules control system is as follows:
Electric automobile in the process of moving every transport condition parameter is converted into electric signal by sensor, and among the car load integrated manipulator being input to electric automobile by Data Input Interface 13, the pre-process circuit 12 in car load integrated manipulator is enough carries out (filtering etc.) pre-service by electric signal; Main control module 2, sub-control module 5 and Function Extension bus hub 6 is sent to through pretreated electric signal;
Under normal transport condition, in main control module 2, (computing) process is carried out to the vehicle operation-mobility parameter collected, obtain current transport condition; And decoupling zero is carried out to the coupled matrix of multi input, draw in each sub-control module that the controling parameters of optimization to output to the form of digital quantity in functional control module according to the control law of setting;
The control module of each parts (motor, electrical source of power, variator, detent etc.), as motor control module 11, electrical source of power control module 10, automatic transmission control module 9, brake control module 7, the signal of the form of (digital quantity) transform electrical signals that main control module 2 is transmitted required for the driver/actuator of each parts, and the driver/actuator of each parts is outputted to by output interface 8;
Sub-control module primary responsibility breakdown judge and emergency processing.Pretreated sensing data is also transferred to sub-control module except being transferred to main control module.Meanwhile, sub-control module also monitors the running status of main control module and the running status of each unit control module.When a certain link of electric automobile breaks down, namely sub-control module 5 makes corresponding emergency processing to the sub-control module of main control module 2 or each parts.When main control module 2 breaks down, sub-control module 5 activates the independent controlling functions of motor control module 11, electrical source of power control module 10, automatic transmission control module 9, brake control module 7, and is switched to emergency flight control pattern; Now, motor control module 11, electrical source of power control module 10, automatic transmission control module 9, brake control module 7 is delivered to through pretreated (sensing data) electric signal by Function Extension bus hub 6 and sub-control module 5; Then, after microcontroller acquires preset respectively in motor control module 11, electrical source of power control module 10, automatic transmission control module 9, brake control module 7 to (sensing data) electric signal, (control law according to preset) completes (the most basic) control to motor control module 11, electrical source of power control module 10, automatic transmission control module 9, brake control module 7, makes electric automobile continue to travel.
The utility model, relative to prior art, has following advantage and effect:
The utility model electric automobile integrated form double control modules control system and control method thereof, change from source because each component capabilities of existing electric motor car is independent and cause vehicle complete vehicle performance not perform to ultimate attainment defect.Main control module completes major part work, and sub-control module has assisted fraction work; Control strategy adopts the coordination control strategy of coupling, maximizes to enable the performance of car load.By integrated means, significantly cut down the use amount of the components and parts such as chip, avoid the redundancy on hardware, thus reduce costs.
Accompanying drawing explanation
Fig. 1 is the utility model electric automobile integrated form double control modules control system schematic diagram.
Fig. 2 is the utility model embodiment 1 control flow chart.
Fig. 3 is the utility model embodiment 2 control flow chart.
Fig. 4 is the utility model embodiment 3 control flow chart.
Fig. 5 is the utility model embodiment 4 control flow chart.
Fig. 6 is the utility model embodiment 5 structural representation; The present embodiment main control module 2 breaks down, emergency flight control pattern.
Fig. 7 is the utility model embodiment 5 control flow chart.
Embodiment
Below in conjunction with specific embodiment, the utility model is more specifically described in detail.
Embodiment 1:
The present embodiment is applicable to the electric automobile integrated form double control modules control system being provided with motor, electrical source of power, automatic transmission and brake system.
Shown in Fig. 1, Fig. 2.Field-bus interface 1, main control module 2, fieldbus module 3, supply module 4, secondary control module 5, Function Extension bus hub 6, brake control module 7, output interface 8, automatic transmission control module 9, electrical source of power control module 10, motor control module 11, pre-process circuit 12, (sensor) Data Input Interface 13.
Electric automobile every running state parameter is in the process of moving converted into electric signal by sensor, and be input among car load integrated manipulator by Data Input Interface 13, in car load integrated manipulator, various forms of sensor input signal can be carried out the pre-service such as filtering by the pre-process circuit 12 adapted.Main control module 2, sub-control module 5 and Function Extension bus hub 6 is sent to through pretreated signal.
Main control module 2 carries out calculation process to the travel condition of vehicle information collected, and obtains current transport condition.And decoupling zero is carried out to the coupled matrix of multi input, show out that the controling parameters of optimization outputs in the control module of each parts with the form of digital quantity according to (shown in Fig. 2) control algorithm process.Now this sub-control module 5 primary responsibility breakdown judge and emergency processing.
Motor control module 11, electrical source of power control module 10, automatic transmission control module 9, brake control module 7, the digital quantity that main control module 2 transmits can be converted into motor control signal, automatic transmission control signal, current charge-discharge electric signal, brake control signal, and outputted to the driver/actuator of each parts (motor, electrical source of power, variator, detent etc.) by output interface 8, to drive all parts.
Embodiment 2:
The present embodiment is applicable to the electric automobile integrated form double control modules control system being provided with motor, electrical source of power, automatic transmission and brake system.
Shown in Fig. 1, Fig. 3.Field-bus interface 1, main control module 2, fieldbus module 3, supply module 4, secondary control module 5, Function Extension bus hub 6, brake control module 7, output interface 8, automatic transmission control module 9, electrical source of power control module 10, motor control module 11, pre-process circuit 12, (sensor) Data Input Interface 13.
Electric automobile every running state parameter is in the process of moving converted into electric signal by sensor, and be input among car load integrated manipulator by Data Input Interface 13, in car load integrated manipulator, various forms of sensor input signal can be carried out the pre-service such as filtering by the pre-process circuit 12 adapted.Main control module 2, sub-control module 5 and Function Extension bus hub 6 is sent to through pretreated signal.
Main control module 2 carries out calculation process to the travel condition of vehicle information collected, and obtains current transport condition, and outputs to the form of digital quantity in the control module of each parts.Sub-control module primary responsibility breakdown judge and emergency processing.
Be arranged on the motor control module 11 in Function Extension bus hub 6, electrical source of power control module 10, automatic transmission control module 9, brake control module 7, the analog quantity that pre-process circuit 12 and main control module 2 can be transmitted and digital data calculate comparatively rational each component drive/actuator controlled quentity controlled variable by the control law of setting, and these controlled quentity controlled variables are transmitted back main control module 2.The controlled quentity controlled variable that each control module transmits can be compensated Coordination Treatment by the Coordination Treatment of main control module 2, draw the controlled quentity controlled variable after optimization, and the controlled quentity controlled variable after optimizing is transmitted back each control module.These controlled quentity controlled variables are converted into motor control signal, automatic transmission control signal, current charge-discharge electric signal, brake system control signal by each control module, and output to the driver/actuator of each parts by output interface 8, to drive all parts.
Embodiment 3:
The present embodiment is applicable to the electric automobile integrated form double control modules control system being provided with motor, electrical source of power, automatic transmission and brake system.
Shown in Fig. 1, Fig. 4.Field-bus interface 1, main control module 2, fieldbus module 3, supply module 4, secondary control module 5, Function Extension bus hub 6, brake control module 7, output interface 8, automatic transmission control module 9, electrical source of power control module 10, motor control module 11, pre-process circuit 12, (sensor) Data Input Interface 13.
Electric automobile every running state parameter is in the process of moving converted into electric signal by sensor, and be input among car load integrated manipulator by Data Input Interface 13, in car load integrated manipulator, various forms of sensor input signal can be carried out the pre-service such as filtering by the pre-process circuit 12 adapted.Main control module 2, sub-control module 5 and Function Extension bus hub 6 is sent to through pretreated signal.
Main control module 2 carries out calculation process to the travel condition of vehicle information collected, and obtains current transport condition.For each transport condition parameter collected, optimization that main control module 2 carries out unifying according to the control law of setting, that coordinate, obtains revisedly having harmony transport condition parameter, and outputs to the form of digital quantity in the control module of each parts.Sub-control module 5 primary responsibility breakdown judge and emergency processing.
Be arranged on the motor control module 11 in Function Extension bus hub 6, electrical source of power control module 10, automatic transmission control module 9, brake control module 7, after receiving the transport condition data after the optimization that main control module 2 transmits, each component drive/actuator the controlled quentity controlled variable with harmony is calculated by the control law of setting, and be converted into motor control signal, automatic transmission control signal, current charge-discharge electric signal, brake system control signal, and outputted to the driver/actuator of each parts by output interface 8, to drive all parts.
Embodiment 4:
The present embodiment is applicable to the electric automobile integrated form double control modules control system being provided with motor, electrokinetic cell, fuel cell, automatic transmission and brake system.
Shown in Fig. 1, Fig. 5.Field-bus interface 1, main control module 2, fieldbus module 3, supply module 4, secondary control module 5, Function Extension bus hub 6, brake control module 7, output interface 8, automatic transmission control module 9, electrical source of power control module 10, motor control module 11, pre-process circuit 12, (sensor) Data Input Interface 13.
The present embodiment course of work is identical with embodiment 2.Difference is that the signal exported in electrical source of power control module includes the charge and discharge signal controlling electrokinetic cell and the signal controlling fuel cell electric discharge.
Embodiment 5:
The present embodiment is applicable to the electric automobile being provided with motor, electrical source of power, automatic transmission and brake system, and the situation that main control module 2 (hypothesis) lost efficacy because of fault.
Shown in Fig. 5, Fig. 6.Field-bus interface 1, fieldbus module 3, supply module 4, secondary control module 5, Function Extension bus hub 6, brake control module 7, output interface 8, automatic transmission control module 9, electrical source of power control module 10, motor control module 11, pre-process circuit 12, (sensor) Data Input Interface 13, main control module 2 has neither part nor lot in work.
When main control module 2 breaks down inefficacy, sub-control module 5 activates the independent controlling functions of motor control module 11, electrical source of power control module 10, automatic transmission control module 9, brake control module 7 immediately, and by controlling tactic switch to emergency flight control pattern.Motor control module 11, electrical source of power control module 10, automatic transmission control module 9, brake control module 7 is delivered to by Function Extension bus hub 6 and sub-control module 5 through pretreated sensing data.After microcontroller acquires preset respectively in this motor control module 11, electrical source of power control module 10, automatic transmission control module 9, brake control module 7 to sensing data, the most basic controlled quentity controlled variable to each parts is completed according to preset control law, and be converted into motor control signal, automatic transmission control signal, current charge-discharge electric signal, brake system control signal, and the driver/actuator of each parts is outputted to by output interface 8, continue to travel the most basic requirement driving all parts to complete vehicle.
As mentioned above, just the utility model can be realized preferably.
Embodiment of the present utility model is not restricted to the described embodiments; other are any do not deviate from Spirit Essence of the present utility model and principle under do change, modification, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection domain of the present utility model.
Claims (5)
1. an electric automobile integrated form double control modules control system, it is characterized in that, comprise main control module (2), fieldbus module (3), supply module (4), sub-control module (5), Function Extension bus hub (6), output interface (8), functional control module, pre-process circuit (12), Data Input Interface (13);
The input interface connection data input interface (13) of described pre-process circuit (12); Output interface linkage function expansion bus socket (6), main control module (2), the sub-control module (5) respectively of described pre-process circuit (12), pre-process circuit (12) sends the data after process to main control module (2), sub-control module (5) and Function Extension bus hub (6), meanwhile, sub-control module (5) also monitors the running status of each sub-control module in the running status of main control module (2) and functional control module; Between described main control module (2) with sub-control module (5), signal is connected;
Described supply module (4) is linkage function expansion bus socket (6), sub-control module (5), fieldbus module (3) respectively; Fieldbus module (3) is auxiliary connection control module (5), main control module (2) respectively;
Main control module (2), sub-control module (5) also distinguish linkage function expansion bus socket (6);
Realize pre-process circuit (12) by Function Extension bus hub (6), main control module (2), sub-control module (5), supply module (4) communicate with between functional control module, each driver/the actuator of output interface (8) connecting electric automobile of functional control module, acts accordingly to drive it.
2. electric automobile integrated form double control modules control system according to claim 1, it is characterized in that, each sub-control module in described functional control module, comprises brake control module (7), automatic transmission control module (9), electrical source of power control module (10), motor control module (11).
3. electric automobile integrated form double control modules control system according to claim 1 or 2, is characterized in that, described fieldbus module (3) connects field-bus interface (1).
4. electric automobile integrated form double control modules control system according to claim 3, it is characterized in that, described main control module (2) and the chip of sub-control module (5) are single-chip microcomputer, FPGA, CPLD, DSP.
5. electric automobile integrated form double control modules control system according to claim 3, it is characterized in that, described Function Extension bus hub (6) is 805 type bus slots, NDK/TAT type bus slot or PCI/PCI-E slot.
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| CN201520782449.8U CN205068017U (en) | 2015-10-10 | 2015-10-10 | Two control module control system of electric automobile integrated form |
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| CN201520782449.8U CN205068017U (en) | 2015-10-10 | 2015-10-10 | Two control module control system of electric automobile integrated form |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105278371A (en) * | 2015-10-10 | 2016-01-27 | 华南理工大学 | Control system and control method of integrated dual-control module of electric automobile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105278371A (en) * | 2015-10-10 | 2016-01-27 | 华南理工大学 | Control system and control method of integrated dual-control module of electric automobile |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20191010 |