CN201884515U - Magnetic powder clutch electronic controller for vehicle - Google Patents
Magnetic powder clutch electronic controller for vehicle Download PDFInfo
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- CN201884515U CN201884515U CN2010206501167U CN201020650116U CN201884515U CN 201884515 U CN201884515 U CN 201884515U CN 2010206501167 U CN2010206501167 U CN 2010206501167U CN 201020650116 U CN201020650116 U CN 201020650116U CN 201884515 U CN201884515 U CN 201884515U
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- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The utility model relates to a magnetic powder clutch electronic controller for a vehicle, which belongs to the technical field of magnetic powder clutch control and solves the control problems of a magnetic powder clutch for the vehicle. Acquired rotating speed signals are output to a microcontroller by a rotating speed signal processing circuit of the electronic controller; acquired switching value signals are output to the microcontroller by a switching value signal processing circuit; acquired analog quantity signals are output to the microcontroller by an analog quantity signal processing circuit; the control signal output end of the microcontroller is connected with the control signal input end of a power drive circuit; and the control signal output end of the power drive circuit is used for outputting the exciting current of the clutch. The utility model is used for controlling the magnetic powder clutch for the vehicle.
Description
Technical field
The utility model relates to a kind of automobile-used magnetic powder clutch electronic controller, belongs to magnetic powder clutch control technique field.
Background technique
Manual vehicle needs the driver to have higher driving technology and driving experience, and the beginner makes that the Economy of vehicle and travelling comfort are relatively poor because the deficiency of driving technology and experience often is difficult to control, and also causes the reduction in vehicle component life-span simultaneously easily.Automatic clutch has effectively solved the problem of in vehicle start and the shift process clutch being operated.
In the present automobile-used clutch, diaphragm spring clutch is simple in structure owing to having, cost is low, transmission efficiency advantages of higher and being used widely, but because its part throttle characteristics and moment of torsion transmission characteristics all are non-linear, and adopted mechanical displacement means, make it be difficult for realizing accurate electronic control, cause vehicle start to impact easily, thereby be mainly used in manual transmission.Fluid torque converter can make vehicle start steady, but lower, the complex structure of its efficient, and the cost height.Along with the development of ferromagnetic material technology, automobile-used magnetic powder clutch has progressed into the practical stage.
The model utility content
The purpose of this utility model is in order to solve the control problem of automobile-used magnetic powder clutch, a kind of automobile-used magnetic powder clutch electronic controller to be provided.
The utility model comprises tach signal processing circuit, switching value signal processing circuit, analog signals processing circuit, microcontroller and power driving circuit,
The clutch driving plate rotating speed test end of tach signal processing circuit is used for detecting the rotating speed of described clutch driving plate, the clutch driven plate rotating speed test end of tach signal processing circuit is used for detecting the rotating speed of described clutch driven plate, the transmission output speed test end of tach signal processing circuit is used for detecting the rotating speed of transmission output shaft
The hand braking input end of switching value signal processing circuit is used for detecting the signal of park brake switch, the foot brake input end of switching value signal processing circuit is used for detecting the signal of foot brake switch, the key door fire signal test end of switching value signal processing circuit is used for detecting the signal of key door ignition switch, the neutral gear gear signal test end of switching value signal processing circuit is used for detecting the signal of neutral gear gear
The clutch current test end of analog signals processing circuit is used for detecting the current signal of described clutch, the accelerator open degree input end of analog signals processing circuit is used for detecting the accelerator open degree signal, the power supply voltage signal test end of analog signals processing circuit is used for detecting power supply voltage signal
The tach signal output terminal of tach signal processing circuit connects the tach signal input end of microcontroller, the switching signal output terminal of switching value signal processing circuit connects the switching signal input end of microcontroller, the analog signals output terminal of analog signals processing circuit connects the analog signals input end of microcontroller
The control signal output terminal of microcontroller connects the control signal input end of power driving circuit, and the control signal output terminal of power driving circuit is used to export the field current of described clutch.
The utility model has the advantages that: the utility model is a control target with automobile-used magnetic powder clutch, by collection to each data in the car, and it is analyzed and computing, realize control according to control strategy and algorithm thereof to power driving circuit, and then realize the field current of magnetic powder clutch is controlled, when reaching vehicle start and gear shift to the operation of clutch.
Experiment confirm, the utility model can be successfully applied in the minicar, and successful operation is near 10000 kilometers, and power character all reaches with Economy or near the index of similar automatic speed changing vehicle.
Description of drawings:
Fig. 1 is a signal flow block diagram of the present utility model;
Fig. 2 is the workflow diagram of automobile-used magnetic powder clutch electronic controller of the present utility model.
Embodiment
Embodiment one: below in conjunction with Fig. 1 present embodiment is described, present embodiment comprises tach signal processing circuit 1, switching value signal processing circuit 2, analog signals processing circuit 3, microcontroller 4 and power driving circuit 5,
The clutch driving plate rotating speed test end of tach signal processing circuit 1 is used for detecting the rotating speed of described clutch driving plate, the clutch driven plate rotating speed test end of tach signal processing circuit 1 is used for detecting the rotating speed of described clutch driven plate, the transmission output speed test end of tach signal processing circuit 1 is used for detecting the rotating speed of transmission output shaft
The hand braking input end of switching value signal processing circuit 2 is used for detecting the signal of park brake switch, the foot brake input end of switching value signal processing circuit 2 is used for detecting the signal of foot brake switch, the key door fire signal test end of switching value signal processing circuit 2 is used for detecting the signal of key door ignition switch, the neutral gear gear signal test end of switching value signal processing circuit 2 is used for detecting the signal of neutral gear gear
The clutch current test end of analog signals processing circuit 3 is used for detecting the current signal of described clutch, the accelerator open degree input end of analog signals processing circuit 3 is used for detecting the accelerator open degree signal, the power supply voltage signal test end of analog signals processing circuit 3 is used for detecting power supply voltage signal
The tach signal output terminal of tach signal processing circuit 1 connects the tach signal input end of microcontroller 4, the switching signal output terminal of switching value signal processing circuit 2 connects the switching signal input end of microcontroller 4, the analog signals output terminal of analog signals processing circuit 3 connects the analog signals input end of microcontroller 4
The control signal output terminal of microcontroller 4 connects the control signal input end of power driving circuit 5, and the control signal output terminal of power driving circuit 5 is used to export the field current of described clutch.
The XC164CM single-chip microcomputer that microcontroller 4 adopts infineon company to produce.
Described clutch driving plate is connected with the output shaft of motor, the clutch driving plate rotating speed is engine speed, clutch driven plate is connected with the input shaft of speed changer, the clutch driven plate rotating speed is the input shaft rotating speed of speed changer, and tach signal processing circuit 1 becomes the pulsed quantity of the level of 0V and 5V to be input to the tach signal input port of microcontroller 4 the pulsed quantity signal conversion of detected clutch driving plate rotating speed, clutch driven plate rotating speed and transmission output speed; Analog signals processing circuit 3 is exported to microcontroller 4 with the analog voltage signal that the analog signals of the electric current of detected clutch, accelerator open degree, supply voltage is processed into 0-5V; Switching value signal processing circuit 2 is treated to the level signal of 0V to 5V with switching signals such as igniting of detected neutral gear gear, key door and brakings, reads for the I/O mouth of microcontroller 4.
Embodiment two: below in conjunction with Fig. 1 present embodiment is described, the difference of present embodiment and mode of execution one is that it also comprises CAN communicating circuit 6, and the communication signal output terminal of microcontroller 4 connects the communication signal input end of CAN communicating circuit 6.Other composition and annexation are identical with mode of execution one.
CAN communicating circuit 6 adopts the TLE6250G chip to realize.CAN communicating circuit 6 can be realized the transmitting-receiving to data.
Present embodiment can adopt other electronic control units of TTCAN communication modes and car load to communicate, and has compatible preferably when using in different minicars.
Embodiment three: present embodiment is described below in conjunction with Fig. 1, present embodiment and mode of execution one or twos' difference is, it also comprises indicating fault unit 7, and the trouble signal output terminal of microcontroller 4 connects the trouble signal input end of indicating fault unit 7.Other composition and annexation are identical with mode of execution one or two.
Fault self-diagnosis function of the present utility model can be realized in indicating fault unit 7, can show when having fault to take place, and send failure code by CAN information, cooperates the operation of pointing out the driver with receiving instrument.
Embodiment four: below in conjunction with Fig. 1 present embodiment is described, the difference of present embodiment and mode of execution one is that it also comprises jtag interface 8, and the input/output terminal of microcontroller 4 connects the I/O of jtag interface 8.Other composition and annexation are identical with mode of execution one.
Jtag interface 8 can be realized the online programming to microcontroller 4.
Embodiment five: below in conjunction with Fig. 1 and Fig. 2 present embodiment is described, the difference of present embodiment and mode of execution one is that it also comprises power supply 9, and power supply 9 is used for providing working power to microcontroller 4.Other composition and annexation are identical with mode of execution one.
The TLE7469 chip that power supply 9 adopts infineon company to produce.
Shown in Figure 2, at first microcontroller 4 is carried out system initialization, again the opening state of key door is judged, when being in opening state, microcontroller 4 begins to gather the output data of tach signal processing circuit 1 and analog signals processing circuit 3, and put in order, judge the neutral gear range state then, if neutral gear then calls the neutral gear subroutine, otherwise judge whether to be in braking state, if braking state is called the braking subroutine, otherwise judge engine speed n
eMinimum speed limiting value n during whether less than described engine idle
EsIf,, call engine misses protections subroutine, otherwise calculate the target field current increment of magnetic powder clutch according to Control Parameter, move the target current trace routine of magnetic powder clutch then, said process is carried out in circulation then.
The utility model is not limited to above-mentioned mode of execution, can also be the reasonable combination of technical characteristics described in the respective embodiments described above.
Claims (5)
1. automobile-used magnetic powder clutch electronic controller, it is characterized in that: it comprises tach signal processing circuit (1), switching value signal processing circuit (2), analog signals processing circuit (3), microcontroller (4) and power driving circuit (5),
The clutch driving plate rotating speed test end of tach signal processing circuit (1) is used for detecting the rotating speed of described clutch driving plate, the clutch driven plate rotating speed test end of tach signal processing circuit (1) is used for detecting the rotating speed of described clutch driven plate, the transmission output speed test end of tach signal processing circuit (1) is used for detecting the rotating speed of transmission output shaft
The hand braking input end of switching value signal processing circuit (2) is used for detecting the signal of park brake switch, the foot brake input end of switching value signal processing circuit (2) is used for detecting the signal of foot brake switch, the key door fire signal test end of switching value signal processing circuit (2) is used for detecting the signal of key door ignition switch, the neutral gear gear signal test end of switching value signal processing circuit (2) is used for detecting the signal of neutral gear gear
The clutch current test end of analog signals processing circuit (3) is used for detecting the current signal of described clutch, the accelerator open degree input end of analog signals processing circuit (3) is used for detecting the accelerator open degree signal, the power supply voltage signal test end of analog signals processing circuit (3) is used for detecting power supply voltage signal
The tach signal output terminal of tach signal processing circuit (1) connects the tach signal input end of microcontroller (4), the switching signal output terminal of switching value signal processing circuit (2) connects the switching signal input end of microcontroller (4), the analog signals output terminal of analog signals processing circuit (3) connects the analog signals input end of microcontroller (4)
The control signal output terminal of microcontroller (4) connects the control signal input end of power driving circuit (5), and the control signal output terminal of power driving circuit (5) is used to export the field current of described clutch.
2. automobile-used magnetic powder clutch electronic controller according to claim 1 is characterized in that: it also comprises CAN communicating circuit (6), and the communication signal output terminal of microcontroller (4) connects the communication signal input end of CAN communicating circuit (6).
3. automobile-used magnetic powder clutch electronic controller according to claim 1 and 2 is characterized in that: it also comprises indicating fault unit (7), and the trouble signal output terminal of microcontroller (4) connects the trouble signal input end of indicating fault unit (7).
4. automobile-used magnetic powder clutch electronic controller according to claim 1 is characterized in that: it also comprises jtag interface (8), and the input/output terminal of microcontroller (4) connects the I/O of jtag interface (8).
5. automobile-used magnetic powder clutch electronic controller according to claim 1 is characterized in that: it also comprises power supply (9), and power supply (9) is used for providing working power to microcontroller (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206501167U CN201884515U (en) | 2010-12-09 | 2010-12-09 | Magnetic powder clutch electronic controller for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206501167U CN201884515U (en) | 2010-12-09 | 2010-12-09 | Magnetic powder clutch electronic controller for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201884515U true CN201884515U (en) | 2011-06-29 |
Family
ID=44182057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206501167U Expired - Fee Related CN201884515U (en) | 2010-12-09 | 2010-12-09 | Magnetic powder clutch electronic controller for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201884515U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107346102A (en) * | 2017-08-22 | 2017-11-14 | 南京越博电驱动系统有限公司 | A kind of major-minor single-chip microcomputer entire car controller |
| CN108776302A (en) * | 2018-02-01 | 2018-11-09 | 哈尔滨理工大学 | Motor bench experimental provision based on CAN bus and load control method |
-
2010
- 2010-12-09 CN CN2010206501167U patent/CN201884515U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107346102A (en) * | 2017-08-22 | 2017-11-14 | 南京越博电驱动系统有限公司 | A kind of major-minor single-chip microcomputer entire car controller |
| CN108776302A (en) * | 2018-02-01 | 2018-11-09 | 哈尔滨理工大学 | Motor bench experimental provision based on CAN bus and load control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110629 Termination date: 20131209 |