CN202008607U - Simulated test bed for automatic transmission controller - Google Patents
Simulated test bed for automatic transmission controller Download PDFInfo
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Abstract
The utility model discloses a simulated test bed for an automatic transmission controller. The simulated test bed comprises a host machine, a real-time target machine, a signal generating and measuring component, an engine electronic controller and a plurality of solenoid valves, wherein the signal generating and measuring component is connected with the host machine, the real-time target machine, the engine electronic controller and the solenoid valves respectively; an automatic transmission vehicle power assembly simulation model is downloaded to the real-time target machine by the host machine; an engine model, an automatic transmission model and an overall vehicle dynamic model are integrated in the automatic transmission vehicle power assembly simulation model, therefore, transmission controller hardware-in-the-loop simulation is included, and an engine electronic controller hardware-in-the-loop simulation is also included, so that a virtual vehicle transmission controller developing simulation platform which is like a real vehicle is formed, and under the condition of ensuring the software quality of the transmission controller, the developing testing efficiency for the transmission controller is greatly improved.
Description
Technical field
The utility model relates to the automotive development measuring technology, particularly a kind of automatic gear-box controller simulation testing table.
Background technology
Automatic gearbox of vehicles (AT) relates to multidisciplinary fields such as machinery, hydraulic pressure, electronics and control, its work operating mode is very complicated, and it is high to security requirement, brought gearbox control (TCU thus, Transmission Control Unit) She Ji complicacy: gearbox control designs from system architecture, the exploitation of individual feature, test to integrated, system testing of software and demarcation, need a long-term process.In the gearbox control software development flow, usually--modeling and simulation--the way of code generation--software is integrated---test of taking conceptual design, for testing the functional module of passing through or need improved gearbox control software, need repeat above-mentioned performance history.Gearbox control software function module for more complicated, owing to can't in actual environment, carry out emulation, defective in conceptual design and the modeling can't in time be found, there is defective in the gearbox control software that causes generating, thereby cause the frequent upgrading of gearbox control software, reduced gearbox control software development quality and efficient.This type of defective generally will be found by actual road test, wastes time and energy, and has strengthened cost of development, has extended the construction cycle.This external gearbox control exploitation is early stage, generally also will lean on a large amount of actual road tests to grope control law, need expend great amount of manpower and material resources, and all these cause the automatic gear-box controller construction cycle very long.
But utilize the validity of emulation technology access control strategy and can find the defective that controller software exists in early days, improve software development quality, accelerate development progress.The off-line simulation mode is adopted in gearbox control system emulation more in the prior art, the only a few hardware-in-loop simulation also is the real-time simulation of simple variable-speed case controller hardware, model is fairly simple, can not accurately simulate the wheel box duty, and can't constitute the completed power system with engine mockup, gearbox control can't and engine electronic control unit (ECU, Engine Control Unit) carries out real-time communication, l-G simulation test environment imperfection can not satisfy product gearbox control development requires.
The utility model content
The technical problems to be solved in the utility model provides a kind of automatic gear-box controller simulation testing table, can be under the situation that guarantees the gearbox control software development quality, improve the development﹠ testing efficient of gearbox control greatly, shorten the construction cycle, reduce cost of development and risk.
For solving the problems of the technologies described above, automatic gear-box controller simulation testing table of the present utility model comprises a host, a real-time target machine, a signal generation and measurement component, a Motronic control maps controller, a plurality of solenoid valve;
Described host is provided with fluid drive vehicle engine assembly realistic model, described host's function input simulated conditions; Described host takes place to link to each other with measurement component with described real-time target machine, signal by network, described host is sent to described real-time target machine, signal generation and measurement component with the simulated conditions that is provided with, and described fluid drive vehicle engine assembly realistic model is downloaded to described real-time target machine;
Described host receives the simulation run object information of the described realistic model in the described real-time target machine, described signal electric current with the detected described a plurality of solenoid valves of measurement component takes place, and shows or files;
Described signal generation and measurement component are respectively with described host, real-time target machine, the Motronic control maps controller, solenoid valve links to each other, be used to detect the electric current of described a plurality of solenoid valves, the controlled quentity controlled variable of described Motronic control maps controller output, and receive the relevant tach signal of the described realistic model output in the described target machine, and with the electric current of described a plurality of solenoid valves, described Motronic control maps controller controlled quentity controlled variable sends fluid drive vehicle engine assembly realistic model and the described host in the described real-time target machine to, and described tach signal and described simulated conditions are converted to corresponding gearbox control and the described Motronic control maps controller given of corresponding actual physics signal;
Fluid drive vehicle engine assembly realistic model in the described real-time target machine is used for the electric current according to described simulated conditions, described a plurality of solenoid valves, described engine controller controls amount, calculation engine, wheel box and vehicle operation state, the relevant tach signal of output is to described signal generation and measurement component and described host;
Described fluid drive vehicle engine assembly realistic model comprises engine mockup, fluid drive box model, Full Vehicle Dynamics model, described engine mockup is according to described simulated conditions, described Motronic control maps controller controlled quentity controlled variable, the calculation engine moment of torsion also outputs it to described fluid drive box model, described fluid drive box model calculates the described tach signal of output according to the duty of the electric current of described engine torque, described a plurality of solenoid valves, described simulated conditions and described Full Vehicle Dynamics model;
Described Motronic control maps controller receives described signal the wheel box work state information that the relevant actual physics signal that transmits with measurement component and gearbox control send takes place, the output controlled quentity controlled variable, and to gearbox control transmission engine condition information;
Gearbox control is exported the solenoid control signal based on described actual physics signal and engine condition information, and output variable speed case work state information;
Described a plurality of solenoid valve is carried out corresponding action according to described solenoid control signal.
Described host takes place to link to each other with measurement component with described real-time target machine and described signal by Ethernet; Described Motronic control maps controller is communicated by letter with gearbox control by the CAN bus; Described host is provided with Labcar EE software, described host and described real-time target machine and described signal take place to carry out exchanges data with measurement component by Ethernet and Labcar EE software, host downloads to the vehicle engine assembly realistic model in the described real-time target machine by Labcar EE software and carries out the simulated conditions setting, and reads the simulation run object information of the vehicle engine assembly realistic model in the described real-time target machine by Labcar EE software.
The simulated conditions of described input comprises gear, throttle opening, braking, mode switch, TOT Transmission Oil Temperature, road grade;
Described fluid drive box model comprises automatic gear-box hydraulic system model, automatic gear-box machine driven system model; Described automatic gear-box machine driven system model comprises fluid torque-converter model, lock-up clutch model, planetary gear gear train model;
Described Full Vehicle Dynamics model comprises transmission shaft model, main reducing gear model, differential mechanism model, tire model;
Described signal takes place to comprise D/A integrated circuit board, A/D integrated circuit board, I/O integrated circuit board, pwm signal generator integrated circuit board, arbitrarily signal generating device integrated circuit board, current acquisition integrated circuit board with measurement component;
Described tach signal comprises engine speed, output shaft of gear-box rotating speed, secondary speed;
The controlled quentity controlled variable of described Motronic control maps controller output comprises injection time, ignition angle.
Automatic gear-box controller simulation testing table of the present utility model can also comprise a calibrated and calculated machine, described calibrated and calculated machine connects gearbox control by network, and described calibrated and calculated machine is used for gearbox control operation related data is write down and analyzes.
Described calibrated and calculated machine connects gearbox control by Ethernet, and described calibrated and calculated machine is provided with INCA software, and described calibrated and calculated machine writes down and analyzes gearbox control operation related data by INCA software.
Described calibrated and calculated machine and described host use a computing machine respectively or use same computing machine.
Automatic gear-box controller simulation testing table of the present utility model, can also comprise a Bypass principal computer, a Bypass target machine, described Bypass principal computer is communicated by letter with the Bypass target machine by network, described Bypass principal computer is used to develop new functional module, generating code and with its online downloading in the described Bypass target machine, new functional module is moved with real-time mode in described Bypass target machine; The Bypass target machine is used for gearbox control communication, the gearbox control program is when running to the appointed function module, the redirect of gearbox control program removes to carry out the corresponding function module in the Bypass target machine, as current operation result, replace specifying in the gearbox control operation result of functional module with the corresponding function module result of calculation in the Bypass target machine.
With the communication of Bypass target machine, described Bypass principal computer can use a computing machine respectively with described host to described Bypass principal computer, also can use same computing machine by Ethernet.
Described Bypass principal computer is provided with ASCET software, and described Bypass principal computer is by ASCET software systematic function module.
Automatic gear-box controller simulation testing table of the present utility model, integrated engine model in fluid drive vehicle engine assembly realistic model, the fluid drive box model, the Full Vehicle Dynamics model, be that a perfect automatic gear-box controller hardware is at the ring real-time simulation platform, not only comprised the gearbox control hardware-in-loop simulation, but also comprised the Motronic control maps controller hardware in ring emulation, can be than real simulated engine duty, for the fluid drive box model provides the engine torque that approaches real vehicles input, Motronic control maps controller and gearbox control can carry out real-time CAN communication simultaneously, identical with the course of work of gearbox control on real vehicle, constituted the virtual vehicle gearbox control exploitation emulation platform that approaches real vehicle.On this gearbox control simulation test stand, can under the situation that guarantees the gearbox control software development quality, improve the development﹠ testing efficient of gearbox control greatly, shorten the construction cycle, reduce cost of development and risk.
Description of drawings
Below in conjunction with the drawings and the specific embodiments the utility model is described in further detail.
Fig. 1 is automatic gear-box controller simulation testing table one an embodiment synoptic diagram of the present utility model;
Fig. 2 is one 4 fast automatic gear-box structural representations;
Fig. 3 is a fluid drive box model synoptic diagram.
Embodiment
Automatic gear-box controller simulation testing table one embodiment of the present utility model comprises a host, a real-time target machine, a signal generation and measurement component, a Motronic control maps controller, a plurality of solenoid valve, a calibrated and calculated machine, a Bypass principal computer, a Bypass target machine as shown in Figure 1;
Described host is provided with Labcar EE software, and (Labcar EE software is that a kind of simulated environment of the Labcar of being used for real-time simulation platform is provided with software, by it be connected network host and target machine and can carry out data interaction, can carry out that model is downloaded, simulated conditions setting and simulation result read and show), fluid drive vehicle engine assembly realistic model, described simulated conditions comprises gear, throttle opening, braking, gearbox oil temperature, mode switch, road grade etc.; Described host takes place to link to each other with measurement component with described real-time target machine, signal by Ethernet, described host downloads to described real-time target machine by Labcar EE software and Ethernet with fluid drive vehicle engine assembly realistic model, and carry out the simulated conditions setting, receive the fluid drive vehicle engine assembly realistic model simulation result information in the described real-time target machine simultaneously; Described host sends the simulated conditions that is provided with to described signal generation and measurement component and receives described signal and takes place and the detected electromagnetic valve current of measurement component; Described host shows simulation run object informations such as the electric current of described solenoid valve, described tach signal or files with figure or numerical value form;
Described signal generation and measurement component are respectively with described host, real-time target machine, the Motronic control maps controller, solenoid valve links to each other, be used to detect the electric current of described a plurality of solenoid valves, the controlled quentity controlled variable of described Motronic control maps controller output, the relevant tach signal of the described realistic model output in the described target machine, and with the electric current of described a plurality of solenoid valves, described Motronic control maps controller controlled quentity controlled variable sends fluid drive vehicle engine assembly realistic model and the described host in the described real-time target machine to, and described tach signal and described simulated conditions are converted to defeated corresponding gearbox control and the described Motronic control maps controller given of corresponding actual physics signal; Described signal takes place can adopt ES4100 with measurement component, ES4100 is that a signal of Labcar real-time simulation platform takes place and measurement component, it includes multiple integrated circuit boards such as D/A integrated circuit board, I/O integrated circuit board, pwm signal generator integrated circuit board, arbitrarily signal generating device integrated circuit board, A/D integrated circuit board, current acquisition integrated circuit board, can simulation produce multiple signal, and can measure multiple signal;
Fluid drive vehicle engine assembly realistic model in the described real-time target machine is used for the electric current according to described simulated conditions, described a plurality of solenoid valves, described Motronic control maps controller controlled quentity controlled variable, simulation calculation engine, automatic gear-box and vehicle operation state, relevant tach signals such as output engine speed, secondary speed and output shaft of gear-box rotating speed are to described signal generation and measurement component and described host; Described Motronic control maps controller controlled quentity controlled variable comprises each cylinder injection time of engine, ignition angle etc.;
Described fluid drive vehicle engine assembly realistic model comprises engine mockup, the fluid drive box model, the Full Vehicle Dynamics model, described engine mockup is according to described simulated conditions, described Motronic control maps controller controlled quentity controlled variable, the calculation engine moment of torsion also outputs it to described fluid drive box model, described fluid drive box model is according to described engine torque, the electric current of described a plurality of solenoid valves, the duty of described simulated conditions and described Full Vehicle Dynamics model, calculate the pressure and the torque of relevant clutch/brake, calculate the described tach signal of output then in view of the above once more;
Described fluid drive box model comprises automatic gear-box hydraulic system model, automatic gear-box machine driven system model; Described automatic gear-box machine driven system model comprises fluid torque-converter model, lock-up clutch model, planetary gear gear train model etc.; Described Full Vehicle Dynamics model comprises transmission shaft model, main reducing gear model, differential mechanism model, tire model etc.;
Described Motronic control maps controller, receive described signal the relevant actual physics signal that transmits with measurement component takes place, receive the wheel box work state information that gearbox control sends, the output controlled quentity controlled variable takes place and measurement component to described signal, and export engine behavior information to gearbox control, described Motronic control maps controller passes through the CAN bus with gearbox control communication;
Gearbox control is based on described actual physics signal and engine condition information, solenoid control signal according to the output of the control program inside it, control described a plurality of solenoid valve and carry out corresponding operation, described a plurality of solenoid valves are carried out corresponding action according to the solenoid control signal of gearbox control output; Gearbox control sends the wheel box work state information to the Motronic control maps controller;
Described calibrated and calculated machine connects gearbox control by Ethernet, described calibrated and calculated machine is provided with INCA software, described calibrated and calculated machine writes down and analyzes gearbox control operation related data by INCA software, can demarcate the relevant controlled variable of controller simultaneously;
Described Bypass principal computer is communicated by letter with described Bypass target machine by Ethernet, described Bypass target machine communicates by Ethernet and gearbox control, described Bypass host computer constitutes Bypass system (the Bypass system is a bypass rapid prototype development system) with described Bypass target machine, is used for the rapid prototype development of gearbox control software.Described Bypass principal computer is used to develop new functional module, generating code and with its online downloading in the described Bypass target machine, and new functional module is moved with real-time mode in described Bypass target machine; The Bypass system can change wheel box director demon executive mode, the gearbox control program is when running to the appointed function module, the redirect of gearbox control program removes to carry out the corresponding function module in the Bypass target machine, with the corresponding function module result of calculation in the Bypass target machine as current operation result, needing in the gearbox control to replace the operation result of improved appointed function module, realize the bypass rapid prototype development.
Described Bypass principal computer is provided with ASCET software (ASCET is a kind of senior modeling and automatic code developing instrument), and described Bypass principal computer is by ASCET software-development function module; Described Bypass target machine can adopt ES1000 equipment.
Described calibrated and calculated machine, described Bypass principal computer can shared computing machines with described host.
Described fluid drive vehicle engine assembly realistic model is used for the duty of simulated engine, automatic gear-box and car load.Described engine mockup can adopt Labcar gasoline engine model GEVM model to make up, on its engine mockup basis, dispose according to real engine, the model correlation parameter is configured, constitute the virtual engine analogue system with the Motronic control maps controller, for the fluid drive box model provides the engine torque input signal close with real vehicle.
Described fluid drive box model is an analytic target with shown in Figure 24 fast automatic gear-box structural representations, carries out modeling analysis.Wheel box has 3 gear shift sleeve (low-speed clutch UD, overrunning cluth OD, reverse clutch REV), 2 detent (low reverse gear brake LR, 2-4 shelves detent 2ND) and an one-way clutch OWC, by different clutch couplinges and detent combination, (D1～D4) and one retreat shelves (R) can to form 4 forward gears, the gearbox gear-shift logic state table is as shown in table 1, and (o represents to engage o
*Engage during expression low speed).Except that reverse clutch, the pressure of each clutch/brake is controlled by a PWM (pulse-length modulation) switch electromagnetic valve.By the state switching of control electromagnetic valve and the dutycycle of solenoid valve, just can change the oil pressure on each clutch/brake, realize the gear-change operation of automatic gear-box.
Table 1
Fluid drive box model bag hydraulic system model and machine driven system model two parts, its model is very complicated, adopt conventional method to be difficult to accurate modeling, and its Model Calculation amount is very big, under the fixed step size emulation mode for making model convergence, simulation step length needs usually less than 0.01ms, and this has exceeded the arithmetic capability of real-time target machine, therefore need carry out particular processing for the exploitation of fluid drive box model.
As a preferred embodiment, adopt system modelling software AMESIM to develop fluid drive box model and Full Vehicle Dynamics model.AMESIM provides the modeling pattern of module level, and the modeling efficiency height has multiple common component module model, has good resolution ability for complication system modelings such as hydraulic pressure, machinery, electromagnetism.Based on the automatic gear-box of AMESIM and Full Vehicle Dynamics model as shown in Figure 3, automatic gear-box hydraulic system model, fluid torque-converter model, lock-up clutch model and planetary gear gear train model have been set up, also have transmission shaft model, main reducing gear model, differential mechanism model, tire model etc., automatic gear-box hydraulic system model utilizes various hydraulic modules to build according to the actual formation of wheel box hydraulic system, and automatic gear-box machine driven system model is built by planetary gear gear train module.The input of fluid drive box model comprises engine torque, outside vehicle running environment (road grade, damping force), the controlled pressure of each clutch/brake, wherein engine torque is provided by engine mockup, and clutch pressure obtains after being calculated through automatic gear-box hydraulic system model conversion by electromagnetic valve current; Output mainly comprises the rotating speed and the torque of each drive disk assembly, as engine speed, secondary speed, output shaft of gear-box rotating speed etc.
Utilize real vehicle or bench test data that automatic gear-box and Full Vehicle Dynamics off-line simulation model are verified then, checking by after be the fixed step size Real-Time Model with described automatic gear-box and Full Vehicle Dynamics off-line simulation model optimization, the real-time code systematic function that utilizes AMESIM software to provide again is converted to the real-time simulation code that described real-time target parts can move with described fixed step size Real-Time Model; The last real-time simulation code file of passing through the above-mentioned generation of S function call in the Simulink environment integrates fluid drive box model, Full Vehicle Dynamics model and described engine mockup, constitutes fluid drive vehicle engine assembly realistic model.
The above-mentioned automatic gear-box controller simulation testing table course of work is as follows: described fluid drive vehicle engine assembly realistic model is downloaded among the real-time target machine RTPC by Labcar EE software and Ethernet by host; The simulated conditions that simultaneously real-time target machine RTPC also sets from host by network acceptance, as gear signal (PRND32L gear), brake, the gentle road of gear box oil ramp etc., also have through signal in addition and take place and detected each electromagnetic valve current of measurement component ES4100, Motronic control maps controller each cylinder injection time and ignition angle, fluid drive vehicle engine assembly realistic model is carried out real-time operation, with fluid drive vehicle engine assembly realistic model operation result such as engine speed, signals such as output shaft of gear-box rotating speed are given signal and are taken place and measurement component ES4100.Signal generation and measurement component ES4100 are except that receiving above-mentioned signal, also receive the simulated conditions of setting by host such as gear signal, throttle opening and brake, utilize its D/A integrated circuit board that comprises, arbitrarily signal generating device and I/O integrated circuit board, convert them to corresponding actual physics signal and corresponding Motronic control maps controller and the gearbox control given.Engine mockup in Motronic control maps controller and the described fluid drive vehicle engine assembly realistic model constitutes the engine dummy emulation system, produce engine torque, as the input of the fluid drive box model moment of torsion in the described fluid drive vehicle engine assembly realistic model, carry out communication by the CAN bus between Motronic control maps controller and the gearbox control simultaneously.The engine behavior information that actual physics signal that the gearbox control acknowledge(ment) signal takes place and measurement component ES4100 produces and Motronic control maps controller send, according to gearbox control software program wherein, send the control corresponding instruction, control electromagnetic valve is carried out corresponding action.Electromagnetic valve current takes place and the detection of measurement component ES4100 current acquisition integrated circuit board through signal, again be sent to described fluid drive vehicle engine assembly realistic model, be used to calculate the pressure and the torque of relevant clutch/brake, the fluid drive box model is calculation engine rotating speed, secondary speed and output shaft of gear-box rotating speed etc. once more in view of the above, so just and gearbox control constituted the closed-loop simulation system.Fluid drive vehicle engine assembly realistic model operation result correlated variables can upload in the host by Ethernet among the target machine RTPC in real time, in Labcar EE environment, show in real time with figure or numerical value form, very visual in image, be convenient to observe the model emulation result.
Gearbox control connects the calibrated and calculated machine by Ethernet simultaneously, and gearbox control operation related data can write down and analyze by the INCA software in the calibrated and calculated machine, also can carry out data scaling simultaneously.The calibrated and calculated machine can with the shared computing machine of host.
The software of gearbox control is by other rapid prototyping system-Bypass system development, the Bypass system comprises Bypass principal computer and the ASCET that develops software, Bypass target machine ES 1000, ASCET software is contained on the Bypass principal computer, the Bypass principal computer can with the shared computing machine of host.At first utilize the Bypass system to realize the bypass rapid prototype development of the new functional module of wheel box Control Software, by wheel box hardware-in-loop simulation testing table software function module newly developed is carried out on-line testing simultaneously, if test result does not meet expection, can carry out online modification to functional module, until meeting the demands, realize the quick exploitation of wheel box control function software.
Automatic gear-box controller simulation testing table of the present utility model, integrated engine model in fluid drive vehicle engine assembly realistic model, the fluid drive box model, the Full Vehicle Dynamics model, be that a perfect automatic gear-box controller hardware is at the ring real-time simulation platform, not only comprised the gearbox control hardware-in-loop simulation, but also comprised the Motronic control maps controller hardware in ring emulation, can be than real simulated engine duty, for the fluid drive box model provides the engine torque that approaches real vehicles input, Motronic control maps controller and gearbox control can carry out real-time CAN communication simultaneously, identical with the course of work of gearbox control on real vehicle, constituted the virtual vehicle gearbox control exploitation emulation platform that approaches real vehicle.
On this gearbox control simulation test stand, in conjunction with the Bypass system, can carry out online development﹠ testing to the software function module of gearbox control, in time pinpoint the problems and online improvement, meet the demands up to function,------test---improved development approach that software is integrated can be improved the degree of ripeness at software development initial stage to traditional relatively modeling and simulation greatly, improves the gearbox control software development efficiency in the code generation.
On this gearbox control simulation test stand, by simulated conditions is set, the wheel box special operation condition that is difficult for testing on real vehicle also can simulate and test easily, simulation and test as fault operating mode, limiting condition and complicated road environment, test is free from risk, and can greatly improve test safety and efficient.
On this gearbox control simulation test stand, can carry out gearbox control software and demarcate in advance, reduce to mate cost, improve matching efficiency.
On this gearbox control simulation test stand, application Labcar Automation testing software writes test script, and (Labcar Automation is a kind of automatic testing software, be written as test script by testing operating mode, can realize the robotization tested) gearbox control be can carry out and antenatal hardware, software automatic test and durable test etc. criticized, can greatly improve testing efficiency, reduce testing cost, shorten the gearbox control construction cycle.
Claims (8)
1. an automatic gear-box controller simulation testing table is characterized in that, comprises a host, a real-time target machine, a signal generation and measurement component, a Motronic control maps controller, a plurality of solenoid valve;
Described host is provided with fluid drive vehicle engine assembly realistic model, described host's function input simulated conditions; Described host takes place to link to each other with measurement component with described real-time target machine, signal by network, described host is sent to described real-time target machine, signal generation and measurement component with the simulated conditions that is provided with, and described fluid drive vehicle engine assembly realistic model is downloaded to described real-time target machine;
Described host receives the simulation run object information of the described realistic model in the described real-time target machine, described signal electric current with the detected described a plurality of solenoid valves of measurement component takes place, and shows or files;
Described signal generation and measurement component are respectively with described host, real-time target machine, the Motronic control maps controller, solenoid valve links to each other, be used to detect the electric current of described a plurality of solenoid valves, the controlled quentity controlled variable of described Motronic control maps controller output, and receive the relevant tach signal of the described realistic model output in the described target machine, and with the electric current of described a plurality of solenoid valves, described Motronic control maps controller controlled quentity controlled variable sends fluid drive vehicle engine assembly realistic model and the described host in the described real-time target machine to, and described tach signal and described simulated conditions are converted to corresponding gearbox control and the described Motronic control maps controller given of corresponding actual physics signal;
Fluid drive vehicle engine assembly realistic model in the described real-time target machine is used for the electric current according to described simulated conditions, described a plurality of solenoid valves, described engine controller controls amount, calculation engine, wheel box and vehicle operation state, the relevant tach signal of output is to described signal generation and measurement component and described host;
Described fluid drive vehicle engine assembly realistic model comprises engine mockup, fluid drive box model, Full Vehicle Dynamics model, described engine mockup is according to described simulated conditions, described Motronic control maps controller controlled quentity controlled variable, and the calculation engine moment of torsion also outputs it to described fluid drive box model;
Described Motronic control maps controller receives described signal the wheel box work state information that the relevant actual physics signal that transmits with measurement component and gearbox control send takes place, the output controlled quentity controlled variable, and to gearbox control transmission engine condition information.
2. automatic gear-box controller simulation testing table according to claim 1 is characterized in that, described host takes place to link to each other with measurement component with described real-time target machine and described signal by Ethernet; Described Motronic control maps controller is communicated by letter with gearbox control by the CAN bus.
3. automatic gear-box controller simulation testing table according to claim 1 is characterized in that,
The simulated conditions of described input comprises gear, throttle opening, braking, mode switch, TOT Transmission Oil Temperature, road grade;
Described fluid drive box model comprises automatic gear-box hydraulic system model, automatic gear-box machine driven system model; Described automatic gear-box machine driven system model comprises fluid torque-converter model, lock-up clutch model, planetary gear gear train model;
Described Full Vehicle Dynamics model comprises transmission shaft model, main reducing gear model, differential mechanism model, tire model;
Described signal takes place to comprise D/A integrated circuit board, A/D integrated circuit board, I/O integrated circuit board, pwm signal generator integrated circuit board, arbitrarily signal generating device integrated circuit board, current acquisition integrated circuit board with measurement component;
Described tach signal comprises engine speed, output shaft of gear-box rotating speed, secondary speed;
The controlled quentity controlled variable of described Motronic control maps controller output comprises injection time, ignition angle.
4. automatic gear-box controller simulation testing table according to claim 1, it is characterized in that, also comprise a calibrated and calculated machine, described calibrated and calculated machine connects gearbox control by network, and described calibrated and calculated machine is used for gearbox control operation related data is write down and analyzes.
5. automatic gear-box controller simulation testing table according to claim 4 is characterized in that described calibrated and calculated machine connects gearbox control by Ethernet.
6. automatic gear-box controller simulation testing table according to claim 4 is characterized in that, described calibrated and calculated machine and described host use a computing machine respectively or use same computing machine.
7. automatic gear-box controller simulation testing table according to claim 1, it is characterized in that, also comprise a bypass rapid prototype development principal computer, a bypass rapid prototype development target machine, described bypass rapid prototype development principal computer is communicated by letter with bypass rapid prototype development target machine by network.
8. automatic gear-box controller simulation testing table according to claim 7, it is characterized in that, with the communication of bypass rapid prototype development target machine, described bypass rapid prototype development principal computer uses a computing machine respectively or uses same computing machine with described host described bypass rapid prototype development principal computer by Ethernet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205314055U CN202008607U (en) | 2010-09-16 | 2010-09-16 | Simulated test bed for automatic transmission controller |
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| CN102376190A (en) * | 2011-12-01 | 2012-03-14 | 北京工业大学 | Teaching system of engine electric control system |
| CN102520711A (en) * | 2011-11-28 | 2012-06-27 | 联合汽车电子有限公司 | Hardware-in-the-loop simulation system of automatic mechanical transmission (AMT) controller and automatic test method thereof |
| CN102692920A (en) * | 2012-05-31 | 2012-09-26 | 杭州速玛科技有限公司 | ECU (electronic control unit) knocking closed-loop control test system and method |
| CN103092082A (en) * | 2013-01-07 | 2013-05-08 | 河南科技大学 | Driver-in-the-loop vehicle performance optimizing simulation testing system |
| CN103631256A (en) * | 2013-12-03 | 2014-03-12 | 北京亚新科天纬油泵油嘴股份有限公司 | Engine signal simulation test bench and method of testing ECU (electronic control unit) therebof |
| CN104298222A (en) * | 2014-03-17 | 2015-01-21 | 郑州宇通客车股份有限公司 | Super capacitor management system hardware-in-loop test system and test method |
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| CN104950879A (en) * | 2015-06-30 | 2015-09-30 | 吉林大学 | Common control platform for automotive transmission system |
| CN105717805A (en) * | 2016-04-25 | 2016-06-29 | 清华大学 | Development and testing platform of automatic mechanical transmission control unit |
| CN106302602A (en) * | 2015-06-08 | 2017-01-04 | 上海通用汽车有限公司 | The parameter optimization method of a kind of vehicle TCU and Parameter Optimization System |
| CN106468887A (en) * | 2015-08-17 | 2017-03-01 | 北京长城华冠汽车科技股份有限公司 | New-energy automobile heat management system phantom and emulation mode |
| CN111487062A (en) * | 2020-04-21 | 2020-08-04 | 东风汽车集团有限公司 | Automatic throttle calibration system and method based on hardware-in-the-loop |
| CN113359677A (en) * | 2021-06-24 | 2021-09-07 | 中国第一汽车股份有限公司 | Test system of gearbox control unit |
| CN114638105A (en) * | 2022-03-18 | 2022-06-17 | 一汽解放汽车有限公司 | A vehicle model, a vehicle simulation system and a vehicle |
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| CN102520711A (en) * | 2011-11-28 | 2012-06-27 | 联合汽车电子有限公司 | Hardware-in-the-loop simulation system of automatic mechanical transmission (AMT) controller and automatic test method thereof |
| CN102376190A (en) * | 2011-12-01 | 2012-03-14 | 北京工业大学 | Teaching system of engine electric control system |
| CN102692920A (en) * | 2012-05-31 | 2012-09-26 | 杭州速玛科技有限公司 | ECU (electronic control unit) knocking closed-loop control test system and method |
| CN103092082A (en) * | 2013-01-07 | 2013-05-08 | 河南科技大学 | Driver-in-the-loop vehicle performance optimizing simulation testing system |
| CN103631256B (en) * | 2013-12-03 | 2016-02-10 | 北京亚新科天纬油泵油嘴股份有限公司 | A kind of method of engine signal analog simulation test board and test ECU thereof |
| CN103631256A (en) * | 2013-12-03 | 2014-03-12 | 北京亚新科天纬油泵油嘴股份有限公司 | Engine signal simulation test bench and method of testing ECU (electronic control unit) therebof |
| CN104298222A (en) * | 2014-03-17 | 2015-01-21 | 郑州宇通客车股份有限公司 | Super capacitor management system hardware-in-loop test system and test method |
| CN104316316A (en) * | 2014-08-19 | 2015-01-28 | 盛瑞传动股份有限公司 | Testing method and system of speed changer |
| CN106302602A (en) * | 2015-06-08 | 2017-01-04 | 上海通用汽车有限公司 | The parameter optimization method of a kind of vehicle TCU and Parameter Optimization System |
| CN106302602B (en) * | 2015-06-08 | 2019-12-24 | 上海通用汽车有限公司 | Parameter optimization method and parameter optimization system for vehicle TCU |
| CN104950879A (en) * | 2015-06-30 | 2015-09-30 | 吉林大学 | Common control platform for automotive transmission system |
| CN104950879B (en) * | 2015-06-30 | 2018-04-27 | 吉林大学 | The public control platform of car transmissions |
| CN106468887A (en) * | 2015-08-17 | 2017-03-01 | 北京长城华冠汽车科技股份有限公司 | New-energy automobile heat management system phantom and emulation mode |
| CN105717805A (en) * | 2016-04-25 | 2016-06-29 | 清华大学 | Development and testing platform of automatic mechanical transmission control unit |
| CN111487062A (en) * | 2020-04-21 | 2020-08-04 | 东风汽车集团有限公司 | Automatic throttle calibration system and method based on hardware-in-the-loop |
| CN113359677A (en) * | 2021-06-24 | 2021-09-07 | 中国第一汽车股份有限公司 | Test system of gearbox control unit |
| CN114638105A (en) * | 2022-03-18 | 2022-06-17 | 一汽解放汽车有限公司 | A vehicle model, a vehicle simulation system and a vehicle |
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