基于模型的电控发动机标定技术

1、汽车技术杂志2011年第1期摘要目 次基于模型的电控发动机标定技术（摘要链接）1进气管内EGR分布的CFD模拟计算（摘要链接）2基于CRUISE的DCT整车动力传动系匹配仿真研究（摘要链接）3CA4GD1型高性能低排放汽油机的开发（摘要链接）4基于有限元方法的发动机悬置强度改进设计（摘要链接）5一种多元催化系统对柴油机排气净化研究（摘要链接）6模型跟踪控制在复合制动系统中的应用（摘要链接）7中国汽车产品满足未来排放法规登陆欧盟市场的可行性研究（摘要链接）8ISO 3621:2007在商用车试验中的应用（摘要链接）9一种基于加速度及轮速信息的参考车速估计方法（摘要链接）10直流无刷电机再生制动系

2、统试验台的设计与验证（摘要链接）11基于CATIA的轿车前翼子板曲面造型与质量分析（摘要链接）12基于VisVSA技术的汽车装配公差分析（摘要链接）13基于模型的电控发动机标定技术周广猛1，2 刘瑞林2 李 骏3 戈 非3 魏 冲3（1.海军工程大学；2.军事交通学院；3.中国第一汽车集团公司技术中心）【摘要】阐述了基于模型标定的技术国内外发展概况。论述了包括试验设计技术、模型构建技术、参数优化技术和MAP生成技术在内的基于模型标定的关键技术。指出，基于模型标定技术在国内电控发动机开发过程中的应用还不够成熟和广泛，而瞬态工况下基于模型的电控发动机标定技术、基于模型的控制技术和基于耦合模型的整车

3、标定技术，将成为电控发动机基于模型标定技术的发展趋势。主题词：电控发动机 标定技术 模型Model-based Calibration Techniques for ElectronicallyControlled EngineZhou Guangmeng1,2, Liu Ruilin2, Li Jun3, Ge Fei3, Wei Chong3（1. Naval University of Engineering; 2. Military Transportation Institute; 3. China FAW Group Corporation R&D Center）【Absract】

4、 The development status of model-based calibration techniques in China and some other countries were summarized in the paper. Then the key techniques of model-based calibration including experiments design, model construction, parameters optimization and MAP generation were discussed in the paper. I

5、t is indicated in the paper that the techniques havent been used maturely and wildly in China in electronically-controlled engine development, and the model-based electronically-controlled engine calibration techniques in transient state, model-based control techniques and the calibration techniques

6、 of vehicles based on coupling models guide the development trend of model-based calibration for electronically-controlled engines.Key words: Electronically controlled engine, Calibration technique, Model进气管内EGR分布的CFD模拟计算王一江1，2 董尧清1（1.同济大学；2.一汽解放公司无锡柴油机厂）【摘要】对于采用EGR技术路线的多缸柴油机，EGR在各缸均匀分布可以确保燃烧质量，降低裸机

7、排放。建立了某六缸国EGR柴油机进气管三维模型，采用一维和三维模拟软件相结合，对EGR在进气管内的分布进行了流动机理的模拟分析，评估了EGR各种导入方案以及进气管相关零部件结构设计对EGR和空气混合的影响。对模型进行了CFD稳态计算，研究了4种节气门位置对EGR和空气混合的影响。主题词：进气管 EGR分布 CFDCFD Simulation of EGR Distribution in the Intake ManifoldWang Yijiang1,2, Dong Yaoqing1（1. Tongji University; 2. FAW Jiefang Wuxi Diesel Engine

8、 Works）【Absract】 For multi-cylinder diesel engine with EGR technology, even distribution of EGR in each cylinder can ensure good combustion quality and less raw emission. The intake manifold 3D model of a real 6-cylinder China IV EGR diesel engine was established, and combined with 1D and 3D simulat

9、ion software to simulate and analyze the flow mechanism of EGR distribution in the intake manifold, and assess the effect of different EGR introduction plans and structure design of related components of the intake manifold on EGR and air mixture. CFD steady state computation is made to the model an

10、d the effect of four throttle positions on EGR and air mixture is also studied.Key words：Intake Manifold，EGR distribution，CFD基于CRUISE的DCT整车动力传动系匹配仿真研究赵 璐1 周云山1 邓阳庆2 闫 涛2（1.吉林大学；2.中国第一汽车集团公司技术中心）【摘要】基于CRUISE软件建立了某7挡DCT整车模型，并阐述了DCT换挡控制策略及其对动力传动系匹配的影响规律。以设计开发的3款DCT和5种常用主减速器速比作为设计变量，将动力性和燃料经济性采用线性加权组合方法

11、转换成单一目标函数来评价动力传动系匹配的优劣。结果表明，B2-Z1方案为整车匹配的最佳动力传动系。主题词：DCT 动力传动系统 匹配Simulation and Study of DCT Vehicle Powertrain Matchbased on CRUISEZhao Lu1, Zhou Yunshan1, Deng Yangqing2, Yan Tao2（1.Jilin University; 2.China FAW Group Corporation R&D Center）【Absract】A model of a vehicle equipped with 7-speed DCT

12、based on software CRUISE is established, and the DCT shifting control strategy and its rule of effect on powertrtain matching is elaborated. The paper takes the three newly developed DCTs and 5 commonly used final drive ratios as design variables, and linear weighted combination method is used for d

13、ynamic dynamics property and fuel economy to convert to single target function to evaluate advantage and disadvantage of powertrain. The results show that B2-Z1 plan is the best powertrain solution for the vehicle.Key words：DCT, Powertrain, MatchCA4GD1型高性能低排放汽油机的开发杜维明1,2 曲美兰2 李丰军2 夏春雨2 刘金玉2 王占峰2 陈 立

14、2（1. 吉林大学；2.中国第一汽车集团公司技术中心）【摘要】进行了CA4GD1型发动机进气系统、燃烧系统、燃油喷射系统、点火系统和电控系统等的设计。在优化进气道形状的基础上，对不同进气管长度和不同压缩比对发动机性能的影响进行了研究。试验结果表明，CA4GD1汽油机升功率为54 kW/L，升转矩为92.6 Nm/L；经济油耗区域出现在中低速、中高负荷区域，且等油耗曲线在横向拉伸较长，可满足发动机负荷变化不大而转速变化较大的需求；排放满足国IV标准，并具有良好的可靠性。主题词：汽油机 设计 性能 排放Development of High-performance Low-emissionCA4G

15、D1 Gasoline EngineDu Weiming1,2, Qu Meilan2, Li Fengjun2, Xia Chunyu2, Liu Jinyu2, Wang Zhanfeng2, Chen Li2（1. Jilin University; 2.China FAW Group Corporation R&D Center）【Absract】This paper introduces the designs for intake system, combustion system, fuel injection system, ignition system and electr

16、onic control system of CA4GD1 gasoline engine, optimizes inlet port shape and analyzes the influence of different length of intake manifold and different compression ratio on engine performance. The test results show that CA-4GD1 engine performance target reaches 54 kW/L and 92.6 Nm/L; the economic

17、fuel consumption area occurs in the medium-low speed and medium-high load area, in addition, the constant fuel consumption curve extends transversely, which can satisfy the demand of small engine load variation whereas substantial speed variation; emissions meeting China IV, the engine has high dura

18、bility.Key words：Gasoline engine, Design, Performance, Emission基于有限元方法的发动机悬置强度改进设计姜 莞1 史文库1 滕 腾2 王清国2（1.吉林大学 汽车动态模拟国家重点实验室；2.中国第一汽车集团公司技术中心）【摘要】为解决某车辆发动机悬置橡胶撕裂破坏问题，建立了该发动机悬置的有限元模型，计算所得悬置的垂向刚度与试验结果基本吻合，验证了该模型的有效性。静态模型和动态模型计算结果表明，橡胶垫内部应力集中出现在受力面转角处。对悬置模型进行结构改进，并对改进前、后的试件进行了刚度测量试验和疲劳寿命试验。结果表明，改进后发动机悬置垂

19、向静刚度比原悬置降低了7.5%；静刚度变化率和压缩永久变形量分别为规定限值的32%和6%。主题词：发动机 悬置强度 改进设计 有限元方法Strength Enhancement Design of Engine Mount based on FEMJiang Wan1, Shi Wenku1, Teng Teng2, Wang Qingguo2（1. State Key Laboratory of Automobile Dynamical Simulation, Jilin University; 2. FAW Group Corporation RD Center）【Absract】To s

20、olve the problem of rubber tearing and damage of some vehicle engine mount, finite element (FE) model of engine mount was built, the calculated mount vertical stiffness was roughly identical with the test data, proving validity of this model. The computation of static model and dynamic model show th

21、at the internal stress of the rubber pad concentrates at the corner of the stress-bearing surface. Structure of the mount model is modified, and stiffness measurement and fatigue durability test were made to the test piece before and after the modification. The results show that after modification,

22、the vertical static stiffness is reduced by 7.5% compared with the original mount; static stiffness variation rate and permanent deformation after compression are 32% and 6% of the specified limit value.Key words：Engine, Mount strength, Modification design, FEM一种多元催化系统对柴油机排气净化研究于文英1 刘 波1 单宝龙2（1.河北工业

23、大学；2.天津市公安局车辆管理所）【摘要】对使用低温等离子体（NTP）辅助催化型颗粒物捕集器（CDPF）的多元催化净化系统对柴油机尾气污染物的净化作用进行了试验研究。结果表明，NTP可有效去除柴油机PM，最高净化效率可达67%，且受柴油机运行工况影响较小，但受能流密度影响较大，且NOx的浓度均有不同程度的增加；使用NTP/CDPF多元催化净化系统，两种净化措施能形成优势互补，对柴油机尾气中NOx、PM等污染物有良好催化净化性能，去除效率分别达82%、31%。 主题词：柴油机排放 多元催化净化系统 NTP/CDPFStudy on the Removal of Exhaust Pollutant

24、s from Diesel Engine with a Multi-way Catalytic Converter SystemYu Wenying1, Liu Bo1, Shan Baolong2（1. Hebei University of Technology; 2. Motor Vehicle Management Dept., Tianjin Municipal Public Security Bureau）【Absract】The removal effect of exhaust pollutants from diesel engine by a multi-way catal

25、ytic converter system equipped with non-thermal plasma (NTP) coupled with catalytic diesel particulate filter (CDPF) was studied. The experiments showed that the particulate matter (PM) from diesel exhaust can be removed efficiently by NTP, the efficiency is up to 67%, in addition, running condition

26、s of the diesel engine is affected slightly, but N/Q is affected substantially, and at the same time, the concentration of NOx is increased to different extent. In the NTP/CDPF system, the two removal measures complement each other, which contribute to its favorable abilities in catalyzing and remov

27、ing NOx and PM that exist in diesel engine tailpipe exhaust, and the efficiency is up to 82% and 31% respectively.Key words：Diesel engine emissions, Multi-way catalytic converter system, NTP/CDPF模型跟踪控制在复合制动系统中的应用张兆良 熊璐 余卓平（同济大学）【摘要】本文旨在协调复合制动系统中的机-电制动力矩，确保车辆的制动效能。以搭载基于常规的逻辑门限值控制的液压防抱死制动系统车辆单轮模型为仿真平台

28、，构建了复合制动控制器。针对以轮速为控制变量的模型跟踪控制方法的缺陷，搭建了以车轮角加速度为控制变量的模型跟踪控制器，并通过仿真对比验证了其改进效果。硬件在环试验结果验证了控制策略的有效性。主题词：复合制动 模型跟踪控制 硬件在环试验Application of the Model Following Control in Hybrid-braking SystemZhang Zhaoliang, Xiong Lu, Yu Zhuoping（Tongji University）【Absract】This paper aims to coordinate the mechanic-electri

29、c braking torque in the hybrid-braking system to ensure the efficiency of the braking performance. With the single wheel model equipped with the conventional logic threshold control of hydraulic anti-lock braking system as the simulation platform, this paper has built one hybrid-braking system contr

30、oller. In view of the defects in the existing model following control that regards wheel speed as the control variables, this paper provides a new model following controller, which regards the wheel angular acceleration as the control variable. The effects of improvements are verified through the co

31、ntrast simulation between the two kinds of controller. At the same time through the HIL (hard-in-loop) test, the effectiveness of control strategies of the controller is verified.Key words：Hybrid-Braking, Model Following Control, Hard-in-loop Test中国汽车产品满足未来排放法规登陆欧盟市场的可行性研究陶云飞 尹德魁 王振峰 张 晖 肇 奇（中国第一汽车集

32、团公司技术中心）【摘要】从型式认证试验项目和型式认证试验排放限值两个方面，研究了中国汽车排放标准与欧盟汽车排放指令的相关性及不同点。介绍了为满足国阶段排放要求中国汽车产品所采用的排放控制技术。通过试验，分析了中国汽车产品的排放性能现状，从技术上找出差距及补救措施，并对中国汽车产品出口欧盟市场提出了建议。主题词：汽车 出口 欧盟排放标准 可行性Feasibility Study on Compliance of China Vehicles Exported to EU on Future Emission RegulationTao Yunfei, Yin Dekui, Wang Zhenfe

33、ng, Zhang Hui, Zhao Qi（China FAW Group Corporation R&D Center）【Absract】The correlation and difference between China automobile emission standard and EU automobile emission directives in term of type approval test items and type approval test emission limit are analyzed in the paper. The emission con

34、trol techniques used in China automobile products to meet China IV emission requirement are introduced. By test, the current status of emission performance of China automobile products is analyzed, and the gap between with that of foreign countries and the remedy measures are analyzed, some recommen

35、dations are given for the China automobile production export to EU market.Key words：Automobile， Export， EU emission standard， FeasibilityISO 3621:2007在商用车试验中的应用谢东明 邱 彬 郭 勇 马 玥（中国汽车技术研究中心）【摘要】阐述了商用车依据ISO 3621:2007道路车辆加速行驶噪声测量 工程法的试验过程和数据处理方法，分析了ISO 3621:2007中关于商用车试验方法的发展历程、N2和N3类车辆的试验质量及噪声测量过程中的车辆控制和

36、读数过程。针对手动、自动变速器车辆，对噪声试验条件、车辆参考点选取、挡位初选方法、入线速度确定及车辆控制等进行了研究，并结合实例进行了验证。主题词：商用车 加速噪声 试验 载荷 Application of ISO 362-1:2007 in Commercial Vehicle TestXie Dongming, Qiu Bin, Guo Yong, Ma Yue（China Automotive Technology & Research Center）【Absract】The process of commercial vehicle test which is conducted in

37、 accordance with ISO 3621:2007 Measurement of noise emitted by accelerating road vehicles - Engineering method as well as data processing methods are presented in the paper. This paper focuses on the analysis of the development of test methods of ISO 3621:2007 on commercial vehicle test, test mass o

38、f vehicle of N2 and N3 Categories, and also vehicle control and measurement readings during noise test. Research is made to vehicle equipped with manual and automatic transmission on the following aspects: noise test condition, selection of vehicle reference point, selection method of gear ratio, ve

39、hicle control, etc, and verification is made with example.Key words： Commercial vehicle, Noise in accelerating, Test, Load一种基于加速度及轮速信息的参考车速估计方法吴利军1，2 王丽芳2（1.吉林大学 汽车动态模拟国家重点实验室；2.中国科学院电工研究所）【摘要】以两轮驱动轿车为研究对象，提出了一种基于加速度及轮速信息的参考车速估计方法。以Kalman滤波为基本算法，结合试验分析，通过估计系统噪声特征和修正量测方程，改进了算法对加速度量测信号静态偏差变化的跟踪能力，提高了参

40、考车速的估计精度。利用该方法估计参考车速具有不依赖大量试验、计算量小的特点，适于实车应用。主题词：参考车速 Kalman滤波 状态估计A Method of Vehicle Speed Estimation based on Acceleration and Wheel Speed InformationWu Lijun1,2, Wang Lifang2（1. State Key Laboratory of Automobile Dynamic Simulation, Jilin University; 2. Institute of Electrical Engineering, Chine

41、se Academy of Sciences）【Absract】This work presents a new method for the estimation of reference vehicle speed of two-wheel drive vehicles, based on acceleration and the wheel speed information. The method is designed by using Kalman filtering algorithm, and by estimating system noise characteristic

42、and correction equation, the traceability of the algorithm on static offset variation of acceleration signals is improved, and accuracy of estimation of vehicle speed is thus improved. The advantages of this approach are low dependency on road tests and low computational burden, which makes it suita

43、ble for vehicle application.Key words：Reference speed, Kalman filter, State estimation直流无刷电机再生制动系统试验台的设计与验证隋 妮 王广萍 李仲兴 张德望 顾剑波（江苏大学）【摘要】基于再生制动理论，以电动汽车用轮毂电机为主体，搭建了直流无刷电机再生制动试验台。以回收能量最大化为目标，提出了相应的再生制动控制策略。结合电机的输出特性和工作原理, 利用SIMULINK软件建立了再生制动系统模型。通过模型仿真和试验台试验结果的对比分析，验证了再生制动试验台设计方案的可行性和控制策略的合理性。主题词：直流无刷电

44、机 再生制动 试验台 控制策略Design and Verification of Brushless DC Motor Regenerative Braking System Test BenchSui Ni, Wang Guangping, Li Zhongxing, Zhang Dewang, Gu Jianbo（Jiangsu University）【Absract】Based on theory of regenerative braking, with electric vehicle hub motor as subject, a brushless DC mo-tor rege

45、nerative braking test bench is built. To maximize energy recovery, regenerative braking control strategy is proposed in the paper.In accordance with output characteristic and working principle of motor,regenerative braking system is established with software SIMULINK.By modeling simulation and contr

46、astive analysis of the test result, feasibility of design program of regenerative braking test bench and rationality of control strategy are validated.Key words：Brushless DC Motor, Regenerative braking, Test bench, Control strategy基于CATIA的轿车前翼子板曲面造型与质量分析武振锋 贾 凡（兰州交通大学）【摘要】针对轿车前翼子板不易划分基础曲面和桥接曲面的情况，提出

47、了一种基于CATIA V5的快速建模与曲面质量评价方法。首先应用Generative Shape Design模块生成单个曲面，再利用Free Style、Automotive Class A等模块对模型进行分割，最后分别应用等照度线和多截面曲率梳工具对轿车前翼子板曲面质量进行评价。结果表明,该模型达到了A级曲面的各项要求，为后续的加工制造提供了可靠的理论依据。主题词：轿车 前翼子板 曲面质量 等照度线 曲率梳Analysis of Curved Surface Styling and Quality of Car Front Fender based on CATIAWu Zhenfeng, Jia Fan（Lanzhou Jiao tong University）【Absract】In view of the difficulty in dividing car front fender by base curved surface and b