车辆电子稳定性控制试验与评价方法的仿真应用.doc

汽车技术杂志2008年第10期摘要目 次车辆电子稳定性控制试验与评价方法的仿真应用（摘要链接）1基于Top-down的载货汽车设计方法（摘要链接）2基于约束处理求取车轮静载荷的新方法（摘要链接）3轮边缓速器制动力矩的计算方法（摘要链接）4基于ADAMS软件的汽车前横向稳定系统分析与改进（摘要链接）5不同碰撞模式下的汽车侧面结构抗撞性分析（摘要链接）6汽车侧面碰撞帘式气囊泄漏特性研究（摘要链接）7汽车电子机械制动执行器的研制及压力估算研究（摘要链接）8动力总成悬置支架的多工况拓扑优化（摘要链接）9金属带式CVT模糊控制研究（摘要链接）10基于虚拟样机技术的汽车空气悬架系统导向机构设计（摘要链接）11空气悬架车辆ADAMS与MATLAB联合仿真研究（摘要链接）12进气噪声对动力总成噪声影响试验研究（摘要链接）13铝合金轮毂门槛值试验数值模拟技术研究（摘要链接）14气动AMT阀控系统设计与特性测试技术研究（摘要链接）15子午线轮胎硫化过程仿真（摘要链接）16车辆电子稳定性控制试验与评价方法的仿真应用郭孔辉1 付 皓1 胡进2 丁海涛1（1.吉林大学 汽车动态模拟国家重点试验室；2.美国机械仿真有限公司） 【摘要】介绍了美国法规FMVSS126中关于车辆电子稳定性控制（ESC）的试验方法和评价指标，针对该法规在Carsim软件平台上开发了FMVSS126试验与评价仿真流程，并应用该流程对所开发的ESC控制算法进行了仿真试验与评价,仿真目标车型为CarSim车辆模型库中的某四轮驱动SUV车辆。仿真结果表明，施加了稳定性控制的车辆通过了法规试验，进而验证了该ESC控制算法的有效性。主题词：车辆电子稳定性控制 试验 评价 仿真Simulation Application of Test and Evaluation Methods on Electronic Stability ControlGuo Konghui1； Fu Hao1； Hu Jin2；Ding Haitao1(1. State Key Laboratory of Automobile Dynamic Simulation, Jilin University;2. US Mechanical Simulation Corporation)【Abstract】This paper describes the test and evaluation methods on Electronic Stability Control (ESC) defined in American federal regulation FMVSS126. Based on this regulation, the FMVSS126 test and simulation process are developed on software Carsim, and the ESC control algorithm is tested and evaluated by using this process with a four-wheel drive SUV in Carsim database as target vehicle. The simulation results show that the vehicles equipped with ESC pass the tests required by regulation, which further validates the effectiveness of ESC control algorithm.Key words：ESC, Test, Evaluation, Simulation基于Top-down的载货汽车设计方法杨兴龙1,2 金叙龙 1 林逸3 (1.中国第一汽车集团公司技术中心；2. 吉林大学；3. 北京汽车研究总院)【摘要】简述了Top-down设计方法的应用背景，并对Topdown规范化设计的工具进行了定义。结合某载货汽车的具体设计过程，对Top-down规范化设计的先期准备工作和Top-down规范化设计方法的具体实施过程进行了详细阐述。提出了设计数据轻量化、产品结构模块化、设计信息传递标准化以及同步设计的产品开发理念，探讨了一种符合载货汽车设计流程的设计方法。主题词：载货汽车 Top-down 设计方法 Truck Design Method Based on Top-downYang Xinglong1, 2, Jin Xulong 2, Lin Yi 3(1. China FAW Group Corporation R&D Center；2. Jilin University；3. Beijing Automobile Institute)【Abstract】 The application background of Top-down design method was discussed and the design tool of Top-down standardization was also defined. Combined with the detailed design process of a truck, the preliminary preparation and detailed application process of Top-down standardized design was explicated. The ideas of lightweight design data, product structure modularization, standardization of design information transfer and synchronized design were presented, the design method adapt to truck design was discussed.Key words：Truck, Top-down, Design method基于约束处理求取车轮静载荷的新方法秦玉英 李杰（吉林大学汽车动态模拟国家重点实验室）【摘要】针对很难精确计算多轴或整车振动模型的车轮静载荷，从而影响汽车行驶平顺性研究这一问题，提出利用计算结构力学中通过约束处理获得反力而给出汽车静止时只受自身重力作用条件下车轮静载荷的求解方法。实例求解验证结果表明，该求解方法不仅适用于求解1/4汽车模型和1/2双轴模型的车轮静载荷，更适用于求解复杂多轴汽车结构模型的车轮静载荷。主题词：车轮 静载荷 平顺性 约束处理A New Method of Solution to Static Load of Vehicle Wheels Based on Constraint DisposalQin Yuying, Li Jie(State Key Lab of Automobile Dynamic Simulation, Jilin University)【Abstract】 For it is difficult to precisely calculate static load of wheels for multi-axle or complete vehicle vibration model as to interfere with the study of ride comfort, this paper raises a solution of calculating static load of vehicle wheels when the vehicle is static and only bears self gravity by utilizing constraint disposal in computational structural mechanics to obtain reacting force. The result by examples shows that the method is not only applied to the calculation of wheel static load for 1/4 vehicle model and 1/2 dual-axle model, but also for the complicated multi-axle vehicle model.Key words: Vehicle wheels; Static load; Ride comfort; Constraint disposal轮边缓速器制动力矩的计算方法何仁，丁福生，张圆圆（江苏大学）【摘要】介绍了轮边缓速器的基本结构与工作原理。根据电磁学原理对轮边缓速器的磁路进行了简化，确定了气隙中磁感应强度的计算公式，进而推导了轮边缓速器的制动力矩公式。并利用MATLAB将该公式计算出的制动力矩数值绘制成出曲线。计算结果表明，本文所提计算方法对于轮边缓速器的结构参数选择具有指导作用。关键词： 轮边缓速器 制动力矩 计算A Calculation Method for BrakingTorque of Wheel RetarderHe Ren, Ding Fusheng, Zhang Yuanyuan(Jiangsu University)【Abstract】The structure and work principle of wheel retarder were presented in this paper. Based on electromagnetic theory, the magnetic circuits of wheel retarder were simplified and the formula of the magnetic induction in the gas gap was defined so as to deduce the formular of wheel retarder braking torque. The braking torque curve is drawn based on the calculation data from formular on MATLAB. The results show that the method can paly guiding role in structural parameter selection of the wheel retarder.Key words: Wheel retarder; Braking torque; Calculation基于ADAMS软件的汽车前横向稳定系统分析与改进陈玉莎（河北中兴汽车制造有限公司）【摘要】应用ADAMS软件，建立了某车型前横向稳定系统的多体运动学模型，针对稳定杆橡胶衬套磨损问题，对车轮动态跳动时该系统参数的变化进行了仿真分析。依据分析结果，提出增加稳定杆衬套厚度、将卡箍和橡胶衬套的接触面改为圆弧面、更改下横臂稳定杆卡箍支架在下横臂的焊接角度等改进方案，解决了该车型前横向稳定杆衬套的早期磨损问题。主题词：多体运动学 横向稳定杆 橡胶衬套 磨损Analysis and Improvement of Vehicle Front Lateral Stability System Based on Software ADAMSChen Yusha(Hebei Zhongxing Automotive Co., Ltd.)【Abstract】A multi-body kinematics model of front lateral stability system is established by using software ADAMS, and aiming at the wearing problem of stability bar rubber bushings, this paper analyzes the parameter changes of this system when the wheel is in dynamic jump. Based on the analysis results, the improved methods, which include thickening the rubber bushings, changing the contact surface between clasp and bushing into arc surface and changing the welding angle of stabilizer bar clasp bracket on lower cross arm, are brought forward to solve the premature wear of vehicle front lateral stability bar rubber bushingsKey words: Multi-body kinematics; Lateral stability bar; Rubber bushingsWear不同碰撞模式下的汽车侧面结构抗撞性分析冯原 张永召 张君媛 刘军 （吉林大学 汽车动态模拟国家重点实验室）【摘要】对比了美国和欧洲侧面碰撞法规的不同，利用计算机模拟方法建立了某中级轿车4种不同碰撞模式（ECER95规定的移动变形壁障侧面碰撞、Euro-NCAP规定的侧面柱碰撞、FMVSS214规定的移动变形壁障侧面碰撞和侧面柱碰撞）的动态仿真模型。通过动态仿真计算获得了4种碰撞模式下的车体结构变形参数，分析比较了不同碰撞模式下车体结构变形特点和可能引起乘员伤害的程度，并提出了侧面结构抗撞性的改进方法。主题词：汽车 侧面碰撞 车体结构变形 仿真 Analysis of Automotive Side Structure Crashworthiness in Different Impact ModesFeng Yuan Zhang Yongzhao Zhang Junyuan Liu Jun(The State Key Laboratory of Automobile Dynamic Simulation JilLin University)【Abstract】 The differences of US and European side impact regulations were analyzed, and the dynamic simulation models under four different kinds of impact modes (ECER95 moving deformable barrier side impact, Euro-NCAP side pole impact, FMVSS214 moving deformable barrier side impact and side pole impact ) for a passenger car were established by using computer simulation method. The body structure deformation parameters in four kinds of impact modes were obtained by using dynamic simulation calculation, the deformation characteristic and the degree of occupant injury were analyzed and compared in different impact modes, and the methods are presented to improve the side structure crashworthiness.Key words: Automotive; Side Impact; Body Structure Deformation; Simulation汽车侧面碰撞帘式气囊泄漏特性研究乌秀春，裴洋，赵洪波（辽宁工业大学）【摘要】泄漏特性是帘式气囊建模仿真过程中较难获得的重要参数之一。通过对一未折叠的正面安全气囊进行建模仿真和试验对比分析，调试其压力和泄漏率之间的曲线函数，使仿真结果的压力曲线逼近试验曲线。将所得到的泄漏特性用于帘式气囊的静态、动态起爆仿真中，由仿真结果和试验结果比较可知，利用该方法获得的泄漏特性准确有效，为帘式气囊系统的开发及优化设计提供了灵敏的特性参数。关键词：汽车 侧面碰撞 帘式气囊 泄漏特性 Study on Leakage Characteristic of Curtain Airbag in Side ImpactWu Xiuchun Pei Yang Zhao Hongbo(Liaoning University of Technology)【Abstract】The leakage characteristic is one of important parameters which is difficult to obtain in the process of modeling and simulation on curtain airbag systems. Simulation and test on a front airbag which is not folded are made, and pressure curves of simulation results approach the tests curves by adjusting curve function between pressure and leakage ratio. The leakage characteristic is used to simulate static and dynamic explosion of curtain airbag, it is indicated from the comparison between the simulation and test results that the leakage characteristic obtained through this method is accurate and effective, and which provides sensitive characteristic parameters for the development and design of curtain airbag systems.Key words: Vehicle; Side impact; Curtain airbag; Leakage characteristic汽车电子机械制动执行器的研制及压力估算研究杨 坤 李 静 谭树梁 李幼德 （吉林大学）【摘要】针对某轿车研制了电子机械制动(EMB)系统执行器，给出了EMB执行器的设计开发流程，搭建了EMB执行器压力估算试验台。从减小执行器体积、降低执行器成本及增加执行器可靠性的角度出发，由试验数据拟合得到了电机电流与执行器输出压力的关系曲线及执行器丝杠位移与执行器输出压力的关系曲线，为EMB执行器输出压力的估算提供了依据。关键词：轿车 电子机械制动 执行器 压力估算Development of Electromechanical Brake Actuator and Research of Pressure EstimationYang Kun, Li Jing, Tan Shuliang, Li Youde(Jilin University)【Abstract】Based on a passenger car, the electromechanical brake （EMB） actuator is developed with its design process presented, and the test bench of pressure estimation is built. For reducing the size and cost of EMB actuator and increasing its reliability, the relationship curve between the current of EMB motor and the pressure of EMB actuator as well as the relationship curve between the displacement of screw rod and the pressure of EMB actuator are obtained by test data fitting, so as to provide basis for pressure estimation of EMB actuator.Key words：Passenger car; Electromechanical brake; Actuator; Pressure estimation动力总成悬置支架的多工况拓扑优化黄庆 杜登惠 黄小飞(泛亚汽车技术中心有限公司)【摘要】为保证车辆低振动噪声和高耐久性等性能，动力总成悬置支架的刚度、模态、应力和质量都必须符合一定要求。采用多工况拓扑优化方法对动力总成悬置支架进行改进设计：选择Optistruct作为拓扑优化工具；以最小加权柔度作为目标函数；以模态650Hz、应力120Mpa、体积650Hz, strain 120Mpa and volume 80 original volume are selected as constraint function. The optimization results show that one-order mode of new bracket is higher than the setting object value, the stress is smaller than the material yield limit, and the weight is 0.4Kg lighter than the original bracket.Key words: Powertrain; Mount bracket; Topology optimization金属带式CVT模糊控制研究孙琦1 过学迅1 付畅2(1. 武汉理工大学； 2. 东风汽车集团股份有限公司)【摘要】基于Matlab/Simulink建立了装备金属带式CVT的车辆传动系统仿真模型，设计并通过试验优化了速比控制器及夹紧力控制器的模糊控制策略，并与采用常规PID控制的控制器进行了对比仿真试验。仿真结果表明，模糊控制是解决复杂系统控制问题的理想途径，经过优化的模糊控制策略应用于金属带式CVT具有较好的控制效果。关键词： CVT 金属带式 模糊控制 仿真试验A Study on Fuzzy Logic Control of Metal Belt CVTSun Qi1, Guo Xuexun1 ， Fu Chang2（1. Wuhan University of Technology; 2. Dongfeng Motor Group Co., Ltd.）【Abstract】 A simulation model of vehicle drivetrain system with metal belt CVT is built on software Matlab/Simulink, and the fuzzy logic control strategy for ratio controller as well as clamping force controller is designed & optimized, and compared with normal PID controller. The simulation results show that fuzzy logic control is the best solution to complicated system control, and the optimized fuzzy logic control strategy has good control effects in application to metal belt CVT.Key words: CVT; Metal belt; Fuzzy logic control; Simulation test基于虚拟样机技术的汽车空气悬架系统导向机构设计王小刚1 陈冲2（1.扬州市职业技术学院；2. 天合汽车研发（上海）有限公司 ）【摘要】在ADMAS/CAR环境下建立了包括单臂式非独立前悬架、全浮式非独立后悬架、转向系、车身以及轮胎在内的124自由度的刚柔耦合整车多体动力学模型。利用该模型，结合某客车的前、后悬架导向机构类型，分析了此种导向机构的几何参数和结构变化对空气悬架客车使用性能的影响，为空气悬架客车导向机构的设计提供了参考。主题词： 空气悬架 导向机构 设计 虚拟样机技术Design of Guide Mechanism for Air Spring Suspension System Based on Virtual Prototype TechnologyWang Xiaogang1, Chen Chong2(1.Yangzhou Profession Technology College; 2. TRW R&D Co., Ltd.)【Abstract】 Based on software ADMAS/CAR, a 124 freedom degrees rigid-flexible coupling complete vehicle multi-body dynamic model was established, which includes non-independent front suspension with single arm, full-floating non-independent rear suspension, steering system, body and tire etc. Based on this model in combination with the guide mechanisms of front and rear suspension for a bus, the influence of geometry parameters and structure change of the guide mechanism on the performances of the bus with air suspension were analyzed, which provide references for the design of guide mechanism of air suspension bus.Key words: Air Spring Suspension, Guide Mechanism, Design, Virtual Prototype Technology空气悬架车辆ADAMS与MATLAB联合仿真研究宋 宇1,2 (1.安徽农业大学;2.合肥工业大学)【摘要】利用虚拟样机技术建立了基于ADAMS/Car模块的空气悬架车辆多体模型，并在MATLAB中设计了主动悬架PID控制器。通过ADAMS的路面编辑器建立了脉冲输入和随机输入两种路面模型，进行了ADAMS与MATLAB联合仿真研究。仿真结果表明，由车辆虚拟样机模型和PID控制策略组成的空气悬架系统有效改善了车辆平顺性。关键词：空气悬架 ADAMS MATLAB 联合仿真Study on Co-simulation of Air Suspension Vehicle Based on ADAMS and MATLAB Song Yu1,2(1. Anhui Agricultural University; 2. Hefei University of Technology)Abstract: Based on ADAMS/Car, a multi-body dynamics model of an air suspension vehicle was built by using virtual prototype technique in the paper, and a PID controller for the active suspension under MATLAB environment was designed. The two road models, impulse input and random input, were established by using the road builder in the software ADAMS, and the co-simulation of ADSMS and MATLAB were carried out. The simulation results show that the air suspension system made up of the virtual prototype model and PID control scheme improves the vehicles ride comfort characteristics effectively.Key words: Air suspension; ADAMS; MATLAB; Co-simulation进气噪声对动力总成噪声影响试验研究靳晓雄，张强，侯臣元，王万英（同济大学）【摘要】针对国产某轿车在高速行驶时车内噪声过大的问题，在消声试验室转鼓上进行了发动机进气噪声测试试验。通过对不同工况、进气口有无引出装置情况下的进气噪声测试，以及对瞬态工况下发动机舱3个传声器声功率级、稳态工况下5个传声器语音清晰度等评价指标的计算分析,找出了进气噪声对动力总成噪声的影响因素，为改善高速时车内噪声的声学特性提供了试验依据。 主题词：进气噪声 动力总成噪声 试验The Experimental Studyfor the Influence of Inlet Noise on Powertrain NoiseJin Xiaoxiong,Zhang Qiang, Hou Chenyuan,Wang Wanying(Tongji University)【Abstract】For a domestic passenger car with the problem of excessive noise at high speed, the engine inlet noise test is done on the rotary drum in anechoic room. The influence of inlet noise on powertrain noise is found out by the analysis of evaluation index including inlet noise test in different working conditions and with/without leading device at the inlet port, 3 microphone sound power level of engine cabin in transient working condition and 5 microphone voice articulation in steady working condition etc, as to provide test basis for improving interior noise acoustic characteristics at high speed.Key words: Inlet noise; Powertrain noise; Test铝合金轮毂门槛值试验数值模拟技术研究史艳国1 张庆玲1 张 兰1 朱志华2 王谓新2 孙晓东2(1.燕山大学；2.中信戴卡轮毂制造有限公司)【摘要】介绍了铝合金轮毂门槛值的试验原理，利用有限元数值模拟技术建立了虚拟门槛试验模型，给出了模型的简化方法，并通过计算验证了简化模型的合理性。通过对铝合金轮毂门槛值数值模拟结果与试验结果的对比，验证了所建立的虚拟门槛试验系统的正确性，证明该系统可用于铝合金轮毂门槛值的预测。主题词：轮毂 门槛值 虚拟试验系统 数值模拟Study on Test Data Simulation Technology of A-Alloy Wheel Hub Threshold ValueShi Yanguo1, Zhang Qingling1, Zhang Lan1, Zhu Zhihua2, Wang Weixin2, Sun Xiaodong2(1. Yanshan University；2.Dicastal Wheel Hub Manufacturing Co., Ltd.)【Abstract】The test principle of A-alloy wheel hub threshold value is presented; the virtual threshold test model is established by using finite element numerical simulation technology; the method of simplifying model is presented and the rationality of simplified model was validated with calculation. By comparing the results of numerical simulation and test data, the correctness of virtual threshold test system is validated. The result shows that the system could be used to predict A-alloy wheels threshold value. Key words：Wheel hub; Threshold value; Virtual test system; Numerical simulation气动AMT阀控系统设计与特性测试技术研究王 阳 陈慧岩 席军强（北京理工大学）【摘要】以某12挡机械变速器为研究对象，运用电子气动技术设计了具有可移植性的气压驱动集成选换档系统，并分析了该套系统所采用的气动阀特性。通过试验测试了气动阀的响应特点、换档执行机构的换档过程控制特性，结果表明，采用该气压驱动集成选换档系统的变速器换档过程平顺、换档时间短，满足自动变速的要求。关键词： AMT 阀控系统 气压驱动 性能 测试The Study o