CN202433205U - Embedded intelligent instrument for stable-voltage power cabinet of electric automobile test bed - Google Patents
Embedded intelligent instrument for stable-voltage power cabinet of electric automobile test bed Download PDFInfo
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- CN202433205U CN202433205U CN2012200068602U CN201220006860U CN202433205U CN 202433205 U CN202433205 U CN 202433205U CN 2012200068602 U CN2012200068602 U CN 2012200068602U CN 201220006860 U CN201220006860 U CN 201220006860U CN 202433205 U CN202433205 U CN 202433205U
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- power cabinet
- electric automobile
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Abstract
The utility model discloses an embedded intelligent instrument for a stable-voltage power cabinet of an electric automobile test bed, and the embedded intelligent instrument comprises a liquid crystal display, an embedded type processor and a CAN (Controller Area Network) controller which is connected with a CAN bus in the table-voltage power cabinet of the electric automobile test bed, wherein the liquid crystal display is connected with the embedded type processor through a liquid crystal controller; and the CAN controller is connected with the embedded type processor. The instrument disclosed by the utility model realizes functions of data monitoring, state display, data storage, reappearance of historical data, online modification of parameters and the like in a power supply process of the stable-voltage power cabinet, can be used for improving the readability of monitored data of the stable-voltage power cabinet and realizing the intelligentization, informatization and digitization of the instrument of the intelligent stable-voltage power cabinet; and meanwhile, the accuracy, reliability and maneuverability of the intelligent stable-voltage power cabinet are improved. The instrument is stable to operate and is safe and reliable, and the function is easy to expand.
Description
Technical field
The utility model relates to a kind of instrument, is specifically related to a kind of electric automobile testing table stabilized voltage supply cabinet and uses the embedded intelligence instrument.
Background technology
The research of at present carrying out electric automobile both at home and abroad is mainly through outdoor road real train test (comprising actual road test and proving ground test), laboratory bench test and three kinds of modes of computer simulation experiment.Bench test is the necessary stage of electric automobile research and development, and the stabilized voltage supply cabinet is the important component part of electric automobile bench test.The stabilized voltage supply cabinet should be able to be in real time shows accurately, the record input/output information, and operating personnel can real-time regulated revise correlation parameter, this demand that existing traditional machinery instrument and electronic instrument are difficult to satisfy the stabilized voltage supply cabinet.
Summary of the invention
To the defective or the deficiency of prior art, the purpose of the utility model is to provide a kind of electric automobile testing table stabilized voltage supply cabinet to use the embedded intelligence instrument.
For realizing above-mentioned technical assignment, the utility model is taked following technical solution:
A kind of electric automobile testing table stabilized voltage supply cabinet is used the embedded intelligence instrument; It is characterized in that; Comprise LCD, flush bonding processor with electric automobile testing table stabilized voltage supply cabinet in the CAN controller that is connected of CAN bus; Said LCD is connected with flush bonding processor through liquid-crystal controller, and said CAN controller is connected with flush bonding processor.
Said flush bonding processor adopts the mini2440 development board.
Said CAN controller adopts the SJA1000 chip.
The instrument of the utility model has realized data monitoring, state demonstration, data storage, the historical data reproduction of stabilized voltage supply cabinet in power supply process; Functions such as parameter online modification; Improved the readability of stabilized voltage supply cabinet Monitoring Data; Realize intellectuality, informationization and the digitizing of Intellight voltage-stabilizing cabinet instrument, improved Intellight voltage-stabilizing cabinet accuracy, reliability and ease for operation simultaneously.And instrument is stable, and is safe and reliable, and function is easy to expansion.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Below in conjunction with embodiment and accompanying drawing the utility model is done further explain.
Embodiment
With reference to figure 1; The electric automobile testing table stabilized voltage supply cabinet of the utility model with the embedded intelligence instrument comprise LCD, flush bonding processor with electric automobile testing table stabilized voltage supply cabinet in the CAN controller that is connected of CAN bus; Said LCD is connected with flush bonding processor through liquid-crystal controller, and said CAN controller is connected with flush bonding processor.LCD wherein and flush bonding processor all are embedded on the instrument panel of Intellight voltage-stabilizing power cabinet.The CAN controller adopts the SJA1000 chip; Flush bonding processor mini2440 development board; This flush bonding processor is provided with clock and reset circuit, program storage, watchdog circuit, touch-screen control module, serial line interface, data-carrier store, expansion interface and CAN EBI, and CAN EBI wherein links to each other with control module in the electric automobile testing table stabilized voltage supply cabinet through CAN bus and CAN interface.
This instrument receives the speed of a motor vehicle, motor speed, electric weight, continual mileage and other vehicle condition information that the control module in the electric automobile testing table stabilized voltage supply cabinet is sent through the CAN interface; And analyze accordingly and handle; Process result is shown that by LCD flush bonding processor is ordered the driver and passed to the control module in the electric automobile testing table stabilized voltage supply cabinet through the CAN bus to the operational processes one-tenth of LCDs simultaneously.
For the graphic interface of realizing voltage stabilizing cabinet output information shows; Embedded OS+MCGS configuration software is installed in the program storage on the flush bonding processor, is mainly comprised starting interface, main interface, PID curve window interface, ac input voltage current curve window interface, DC output voltage current curve window interface, capacitor charge and discharge current curve window interface.
Main interface is most important interface in the used for electric vehicle Intellight voltage-stabilizing cabinet embedded intelligence instrument, and it comprises information such as ac input voltage, AC input current, DC output voltage, DC output current, capacitor charge and discharge electric current.In addition, also have panel, knob, voltage given module, curve Observation Blocks and four buttons that jump to other interface.
PID curve window interface shows given change in voltage curve and output voltage change curve, through observing variation tendency between two curves, judges the regulating effect based on the master controller of pid algorithm.
Ac input voltage current curve window interface will reflect that the size of ac input voltage, AC input current reaches trend over time with the form of curve respectively.
DC output voltage current curve window interface will reach trend over time with the form reflection DC output voltage of curve, the size of DC output current.
Capacitor charge and discharge current curve window interface will reach trend over time with the size of electric current in the form reflection capacitor charge and discharge process of curve.
The title and the attribute of definition required video data of instrument and intermediate variable in the real-time data base under the MCGS software environment; In device window, selecting communication facilities is standard ModbusRTU equipment; The minimum collection period of data is 20ms, communication stand-by period 20ms, baud rate 19200; The variable that defines is related with passage, accomplish exchange with extraneous data.
The mini2440 development board is a high-performance study development platform to S3C2440, and is fit to be used as exploitation high-performance hand-held and portable intelligent equipment or terminal.Core board uses 32 advanced at present embedded ARM processor S3C2440A series of Samsung, supports embedded WinCE operating system and (SuSE) Linux OS.The external resource and the interface that provide have: TFT 64K look lcd controller and touch screen controller, 1 10M Ethernet RJ-45 interface (adopting the DM9000 network chip), 3 serial ports; 1 USB Host, 1 USB Slave Type B interface, 1 SD card memory interface; 1 road stereo audio output interface; One road microphone interface, 1 2.0mm spacing 10 pin jtag interface, 1 adjustable resistance that is used for the test of AD analog to digital conversion; 1 I2C EBI (driving AT24C08), the 2.0mm system bus expansion interface of 1 34 pin 2.0mmGPIO expansion interface and 1 40 pin etc.Except not possessing the CAN EBI, the resource that mini2440 provides can satisfy the requirement of intelligence instrument basically.
The CAN EBI is the important channel that used for electric vehicle Intellight voltage-stabilizing cabinet embedded intelligence instrument and Intellight voltage-stabilizing cabinet are accomplished information sharing; And do not comprise the CAN EBI in the external interface that main control module mini2440 development board provides; Adopt the SJA1000 chip as the CAN controller for this reason; SJA1000 is a classical CAN bus controller of Philips company, is used for the CAN Control Network of moving target and general industry environment.It has the desired complete characteristic of the CAN communication protocol of completion, supports CAN2.0 A/B agreement, in the practical application product, occupies very big market ratio.
The drive development of intelligence instrument CAN EBI relies on existing hardware and software platform, uses Embedded Visual C++ to write.Driver is made up of three parts: CAN parent device driver among the WinCE device driver of in the WinCE kernel, working, the embedded configuration software MCGS and CAN subset driver.The WinCE device driver is positioned at OEM Adaptation Layor (OAL) layer, and it mainly accomplishes the work such as transmission and reception, the event handling of CAN card of CAN card initialization, information.The action that CAN parent device among the embedded configuration software MCGS and subset drive mainly is change, the selection of passage and the realization of application layer communication protocol etc. of accomplishing traffic rate.
Used electronic devices and components are commercially available known product in the instrument of the utility model, and those skilled in the art can realize the concrete connection of each electronic devices and components according to the application's technique effect.
Claims (3)
1. an electric automobile testing table stabilized voltage supply cabinet is used the embedded intelligence instrument; It is characterized in that; Comprise LCD, flush bonding processor with electric automobile testing table stabilized voltage supply cabinet in the CAN controller that is connected of CAN bus; Said LCD is connected with flush bonding processor through liquid-crystal controller, and said CAN controller is connected with flush bonding processor.
2. electric automobile testing table stabilized voltage supply cabinet as claimed in claim 1 is used the embedded intelligence instrument, it is characterized in that, said flush bonding processor adopts the mini2440 development board.
3. electric automobile testing table stabilized voltage supply cabinet as claimed in claim 1 is used the embedded intelligence instrument, it is characterized in that, said CAN controller adopts the SJA1000 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200068602U CN202433205U (en) | 2012-01-10 | 2012-01-10 | Embedded intelligent instrument for stable-voltage power cabinet of electric automobile test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200068602U CN202433205U (en) | 2012-01-10 | 2012-01-10 | Embedded intelligent instrument for stable-voltage power cabinet of electric automobile test bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202433205U true CN202433205U (en) | 2012-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200068602U Expired - Fee Related CN202433205U (en) | 2012-01-10 | 2012-01-10 | Embedded intelligent instrument for stable-voltage power cabinet of electric automobile test bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202433205U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103713906A (en) * | 2014-01-09 | 2014-04-09 | 上汽通用五菱汽车股份有限公司 | Intelligent instrument development platform and method |
-
2012
- 2012-01-10 CN CN2012200068602U patent/CN202433205U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103713906A (en) * | 2014-01-09 | 2014-04-09 | 上汽通用五菱汽车股份有限公司 | Intelligent instrument development platform and 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: 20120912 Termination date: 20140110 |