EPS 中更精確的電機轉(zhuǎn)速估計方法研究

1、目 次EPS中更精確的電機轉(zhuǎn)速估計方法研究（摘要鏈接）1車用空氣濾清器減聲量優(yōu)化研究（摘要鏈接）2汽油機進氣系統(tǒng)噪聲仿真技術(shù)研究（摘要鏈接）3缸內(nèi)直噴汽油機的噴霧模擬（接續(xù)）（摘要鏈接）4傳遞路徑分析用于車內(nèi)噪聲貢獻量的研究（摘要鏈接）5加速工況下車內(nèi)噪聲品質(zhì)煩躁度的評價研究（摘要鏈接）6六速雙離合器自動變速器開發(fā)（摘要鏈接）7淺析輪胎偏磨與車架尺寸控制（摘要鏈接）8裝配SCR系統(tǒng)的混合動力公交車排放特征研究（摘要鏈接）9汽車ABS參考車速的確定方法（摘要鏈接）10微型汽車排氣消聲器的設(shè)計與優(yōu)化（摘要鏈接）11一種新型汽車饋能減振器的結(jié)構(gòu)設(shè)計與特性分析（摘要鏈接）12駐車加熱器燃用3種燃料的燃

2、燒性能試驗研究（摘要鏈接）13干式DCT轎車離合器操縱系統(tǒng)仿真與試驗（摘要鏈接）14發(fā)動機用高性能復(fù)合密封墊片研制開發(fā)（摘要鏈接）15車身構(gòu)件沖壓后板厚變化對其疲勞性能影響的研究（摘要鏈接）16EPS中更精確的電機轉(zhuǎn)速估計方法研究呂威 郭孔輝 張建偉(吉林大學 汽車動態(tài)模擬國家重點實驗室)【摘要】電動助力轉(zhuǎn)向系統(tǒng)中需要用到準確的助力電機轉(zhuǎn)速信號，因此本文提出一種變內(nèi)阻變反電動勢系數(shù)的助力電機轉(zhuǎn)速估計方法。通過測試直流電機內(nèi)阻和反電動勢系數(shù)隨電機電流的變化曲線，從而得到電機轉(zhuǎn)速更精確的估計表達式。通過對比試驗驗證可知，本文提出的電機轉(zhuǎn)速估計方法能夠顯著提高估計精度。關(guān)鍵詞：電動助力轉(zhuǎn)向系統(tǒng) 轉(zhuǎn)速

3、 估算 試驗Study on A More Accurate Method of EPS Motor Augular-Velocity EstimationLv Wei, Guo Konghui, Zhang Jianwei(State Key Laboratory of Automobile Dynamic Simulation, Jilin University)【Abstract】Accurate boost motor speed signal is needed in electric power steering system. This paper presents a

4、 motor augular velocity estimation method based on variable resistance and variable back-EMF coefficient. A more accurate estimate expression is obtained by testing the curve of DC motor internal resistance and back-EMF coefficient which changes with the motor current. By comparing the experimental

5、result, the motor augular velocity estimation method this paper presents can significantly improve the estimation accuracy.Key words: Electric power steering system; speed; estimation; test車用空氣濾清器減聲量優(yōu)化研究封珺 周鋐 王二兵（同濟大學）【摘要】針對某車用空氣濾清器分別設(shè)計了導(dǎo)流管、1/4波長管和穿孔板結(jié)構(gòu)，并以減聲量為評價指標對各種措施的應(yīng)用效果進行了分析。結(jié)果表明，在原空氣濾清器上增加3種消聲措

6、施后，在保持原空氣濾清器寬頻帶較高消聲效果的同時，有效提高了頻率在295Hz、620Hz和750Hz下的減聲量；改進后空氣濾清器的整體減聲量為87dB，比原型提高14dB，對空氣濾清器的結(jié)構(gòu)改進達到了較為滿意的效果。主題詞：空氣濾清器 減聲量 消聲結(jié)構(gòu)Optimization Study of the Noise Reduction of Vehicle Air CleanerFeng Jun, Zhou Hong, Wang Erbing(Tongji University)【Abstract】The inflow conduit, 1/4 wave pipe and perforated

7、plate structure are designed separately for an automotive air cleaner, and the effect of different designs in noise reduction is analyzed. The results show that, with three noise reduction measures applied to the original air cleaner, the noise reduction effect is improved effectively at the frequen

8、cy of 295Hz, 620Hz and 750Hz while maintaining the high noise reduction at wide frequency band of the original air cleaner; a total of 87dB noise is eliminated with the modified air cleaner, exceeding the previous design by 14dB and a satisfying result is obtained by the structure redesign.Key words

9、: Air cleaner; Noise reduction; Silencing structure汽油機進氣系統(tǒng)噪聲仿真技術(shù)研究岳貴平 盧炳武 劉英杰 劉楊（中國第一汽車集團公司技術(shù)中心）【摘要】基于非線性平面波理論和流阻分析技術(shù)，建立了汽油機進氣系統(tǒng)噪聲仿真平臺，并進行了某汽油機匹配原進氣系統(tǒng)管口噪聲和流阻計算，計算結(jié)果與試驗結(jié)果的對比表明該進氣系統(tǒng)噪聲仿真方法可行。針對某微型車更換動力總成后車內(nèi)噪聲沒有達到目標樣車水平的問題，提出了2種空氣濾清器改進方案，并分別進行了2種方案的進氣系統(tǒng)管口噪聲仿真計算。結(jié)果表明，方案2最優(yōu)，其不僅能降低某些轉(zhuǎn)速的峰值噪聲，還能保證車輛的動力性。主題詞：

10、汽油機 進氣系統(tǒng) 噪聲 仿真 The Study on Simulation Technology of Noise of Intake Systems of Gasoline EnginesYue Guiping，Lu Bingwu, Liu Yingjie, Liu Yang(China FAW Group Corporation R&D Center)【Abstract】Based on the theory of nonlinear plane-wave and the technology of flow-resistance analysis, an acoustic si

11、mulation platform of gasoline engine intake systems of is built, noise and flow resistance of a gasoline engine equipped with the former intake system is calculated. The comparison between the calculation results and test results shows that this intake system noise simulation method is feasible. To

12、solve the problem of a mini vehicle with new powertrain in which interior noise fails to meet the level of target sample vehicle, two air filter solutions are presented, and intake system noise simulation calculation is carried out with the two solutions. The results show that solution 2 is the best

13、 one, which can not only reduce peak noise at some speed, but also guarantees vehicle dynamic property.Key words: Gasoline engine; intake systems; noise; simulation缸內(nèi)直噴汽油機的噴霧模擬陳海娥 宮艷峰 李偉 李康 劉金玉 史艷彬 鞠花 曲美蘭 李金成（中國第一汽車集團公司技術(shù)中心）【摘要】在定容彈內(nèi)測量了某直列4缸均質(zhì)缸內(nèi)直噴汽油機不同時刻的噴霧油束形狀和噴油器附近位置的噴霧液滴直徑及速度分布，并在CFD模型中進行了噴霧的標定。分

14、析了原機缸內(nèi)噴霧、混合情況，研究了噴霧錐角、噴孔布置對缸內(nèi)混合氣均勻性的影響，論述了在低轉(zhuǎn)速、部分負荷時加進氣翻板的作用。結(jié)果表明，調(diào)整噴霧錐角、噴孔布置方式可以改善直噴汽油機缸內(nèi)空燃比分布的均勻性；采用進氣翻板可以提高發(fā)動機低轉(zhuǎn)速部分負荷時缸內(nèi)的滾流比及紊流強度，從而改善缸內(nèi)混合氣質(zhì)量及加快缸內(nèi)燃燒速度。關(guān)鍵詞：直噴汽油機 噴霧化模擬 噴霧錐角Spray Simulation of Gasoline Direct Injection EngineChen Haie; Gong Yanfeng; Li Wei; Li Kang; Liu Jinyu; Shi Yanbin; Ju Hua; Q

15、u Meilan; Li Jincheng(FAW Group Corporation R&D Center)【Abstract】The shape of spray and diameter and speed distribution of spray droplet around the injector of the in-line 4-cylinder homogeneous in-cylinder DI gasoline engine were measured, spray calibration was made in the CFD model. It was ind

16、icated that the adjustment of spray cone angle and spray hole layout could improve the equality of air-fuel ratio distribution, intake flap could increase the flow ratio and turbulent strength at low rotary speed and partial load, thus improved the quality of mixed gas and accelerated combustion spe

17、ed.Key words: Gasoline direct injection engine; Spray simulation; Spray cone angle傳遞路徑分析用于車內(nèi)噪聲貢獻量的研究佘琪 周鋐（同濟大學）【摘要】論述了傳遞路徑分析（TPA）的基本原理。建立了TPA模型，并通過在實際工況下的測量和計算，驗證了該模型的正確性?；谠撃Ｐ瓦M行了某車車內(nèi)噪聲各條傳遞路徑貢獻量的分析。結(jié)果表明，排氣管懸置4的Z向、發(fā)動機右懸置Z向及發(fā)動機左懸置Y向的貢獻量最大，為主要的噪聲傳遞路徑。對車內(nèi)噪聲主要貢獻量路徑進行的頻響函數(shù)與工作力的分析結(jié)果表明，在頻率為26.7Hz時，排氣管吊點Z向的貢

18、獻量主要是由其工作力所引起的，即發(fā)動機2階頻率時的振動所產(chǎn)生的力；發(fā)動機懸置與發(fā)動機表面聲輻射亦是如此。主題詞：車輛內(nèi)部噪聲 傳遞路徑分析 模型Study of Automotive Interior Noise Contribution by Using Transfer Path AnalysisShe Qi, Zhou Hong(Tongji University)【Abstract】The fundamental principle of Transfer Path Analysis (TPA) is described in this article and a TPA model

19、is established. With the measurement and calculation in the actual operating condition, the model is verified. Based on this model, the automotive interior noise transfer paths of a passenger car are analyzed. The results of analysis shows that Direction Z of exhaust mounting, Direction Z of right e

20、ngine mounting and Direction Y of left engine mounting have the greatest contribution, identifying them as the main transfer paths of automotive interior noise. The result of analysis on the frequency response function of the main transfer path of automotive interior noise and working force indicate

21、 that the contribution along Direction Z of exhaust pipe hanging point is mainly caused by its working force at frequency of 26.7Hz, in another word, the force caused by vibration of second-order frequency of engine; the same applies to engine mounting and sound radiation on the engine surface.Key W

22、ords: Automotive interior Noise; Transfer path analysis; Model加速工況下車內(nèi)噪聲品質(zhì)煩躁度的評價研究梁 杰1 孫 強1 盧鵬宇1 盧炳武2 姜文君2 趙彤航2（1.吉林大學汽車動態(tài)模擬國家重點實驗室；2.中國第一汽車集團公司技術(shù)中心）摘要：以9種B級轎車從50120km/h加速時的噪聲信號為評價對象，采用等級評分方法對車內(nèi)噪聲品質(zhì)煩躁度進行了主觀評價試驗。分析計算了各噪聲樣本的主要心理聲學客觀參數(shù)，并通過相關(guān)分析和多元線性回歸分析，建立了車內(nèi)噪聲品質(zhì)煩躁度評價的數(shù)學模型。結(jié)果表明，在加速工況下影響B(tài)級轎車車內(nèi)噪聲品質(zhì)煩躁度的3個參數(shù)

23、分別為響度、粗糙度和A計權(quán)聲壓級。主題詞： 轎車 車內(nèi)噪聲 品質(zhì) 評價 加速工況Research on Sound Quality Annoyance Evaluation for Vehicle Interior Noise during AccelerationLiang Jie1, Sun Qiang2, Lu Pengyu3, Lu Bing wu3, Jiang Wenjun3, Zhao Tonghang3（1.State Key Laboratory of Automobile Dynamic Simulation, Jilin University; 2. Jilin Univ

24、ersity; 3. China FAW Group Corporation R&D Center）【Abstract】The noise signals from nine types of B-Class car during acceleration from 50km/h to 120km/h were selected as the evaluation objects. The subjective evaluation test of interior noise quality annoyance was carried out with the magnitude e

25、stimation method. Several primary objective psycho-acoustical parameters of these samples were calculated. By way of correlation analysis and multi-dimensional linear regression analysis, a mathematical model of noise annoyance was developed. The research results indicated that the noise annoyance o

26、f B-Class car under acceleration condition is affected by three object parameters: loudness、roughness and sound pressure level A.Key words: Car; interior noise; quality; evaluation; acceleration condition六速雙離合器自動變速器開發(fā)陳勇1 程秀生2 崔愛樂 馮巍2 陳宗帖¹ 范鈺琢¹ 陳啟云¹（1.浙江吉利汽車研究院有限公司； 2.吉林大學）【摘要】簡述了某六速雙離

27、合器自動變速器的機械傳動系統(tǒng)結(jié)構(gòu)，給出了該變速器最佳動力性換擋策略，并進行了NVH仿真分析。對所開發(fā)的液壓閥體總成進行的試驗表明，該閥體總成的擋位平均響應(yīng)時間為30.6ms，比目前國外同類樣品響應(yīng)時間快。介紹了所開發(fā)的濕式雙離合器結(jié)構(gòu)并進行了雙離合器總成試驗。結(jié)果表明，雙離合器1可進行精確地換擋控制；雙離合器2雖然能進行換擋，但不易進行精確控制。主題詞：雙離合器式自動變速器 液壓閥體總成 雙離合器總成Development of Six-speed Dual Clutch TransmissionChen Yong¹, Cheng Xiusheng², Cui Aile&#

28、185;, Feng Wei², Chen Zongtie¹, Fan Yuzhuo¹, Chen Qiyun¹(1.Zhejiang Geely Automobile Institute Co., Ltd; 2. Jilin University)【Abstract】Structure of the mechanical transmission system of a six-speed dual clutch transmission is introduced in the paper, and the optimal shifting stra

29、tegy of this transmission is proposed, and NVH simulative analysis is carried out. The test with the hydraulic valve body assembly developed indicates that the mean shifting response time of this valve body assembly is 30.6ms, shorter than that of the similar product by foreign countries. DCT assemb

30、ly test with the wet type dual clutch structure is carried out, the test results show that dual clutch 1 can perform accurate shifting control; while dual clutch 2, although can perform shifting, however can not easily perform accurate control.Key words：Dual clutch transmission; Hydraulic valve body

31、; Dual clutch assembly淺析輪胎偏磨與車架尺寸控制張軍學 趙兵 安彥泊 樊引紅 王雙（長城汽車股份有限公司）【摘要】通過對3臺前輪內(nèi)側(cè)有偏磨現(xiàn)象的SUV汽車進行不同加載條件下的車輪跳動量測試和車輪定位參數(shù)變化的測試發(fā)現(xiàn)，前輪前束隨車輪上跳過程變成負值，且明顯偏離標準范圍。通過結(jié)構(gòu)分析、理論計算與實測值對比可知，車輛在負載行駛時前束值偏離是造成輪胎內(nèi)側(cè)偏磨的主要原因?？刹捎媒档娃D(zhuǎn)向臂與轉(zhuǎn)向拉桿下安裝平面的臨時措施改進；永久性改進措施為嚴格控制該尺寸且將縱梁定位由原來的外形定位改為側(cè)面定位孔定位。關(guān)鍵詞：輪胎 偏磨 車架 尺寸控制Brief Analysis of Tire E

32、ccentric Wear and Frame Size Control Zhang Junxue, Zhao Bing, An Yanbo, Fan Yin-hong, Wang Shuang(Great Wall Motor Co., Ltd)【Abstract】By testing wheel jumpout and wheel alignment parameter variation under different loading conditions of three SUVs with eccentric wear in the interior of front wheel,

33、it is found that front wheel toe-in becomes a negative value with the jump process of wheel and deviates obviously from standard range. It is known through structural analysis, theoretical calculation and measured values that toe-in deviation when the vehicle is driven with load is the main cause to

34、 cause eccentric wear of the tires. A temporary improvement measure is to lower the mounting plane beneath the steering arm and tie rod; the permanent improvement measure is to strictly control this size.Key words: Tire; Eccentric wear; Frame; Size control裝配SCR系統(tǒng)的混合動力公交車排放特征研究李孟良1 聶彥鑫2(1.中國汽車技術(shù)研究中心;

35、2.武漢理工大學)【摘要】利用車載測試系統(tǒng)，對兩種類型的混合動力公交車進行了整車排放測試，研究了裝備SCR系統(tǒng)的國混合動力公交車排放情況，結(jié)果表明，SCR技術(shù)的應(yīng)用能一定程度上降低NOx排放量，但同時SCR技術(shù)在混合動力公交車上實際應(yīng)用時存在排氣溫度過低、從而導(dǎo)致NOx轉(zhuǎn)化率偏低的問題。建議采用某種技術(shù)（如排氣加熱系統(tǒng)）提高城市公交車排氣溫度或提高SCR的低溫性能，以便提高NOx轉(zhuǎn)化效率。主題詞：混合動力公交車 SCR 排放 排氣溫度Study on the Emission Properties of Hybrid Electrical Transit Bus with SCR System

36、Li Mengliang1, Nie Yanxin2(1.China Automotive Technology & Research Center; 2. Wuhan University of Technology)【Abstract】The vehicle emission test on two different types of hybrid electrical transit buses (HEB) was conducted, using on-board test system. Emission of State HEB with SCR was studied.

37、 The result showed that the use of SCR technology could reduce NOx emissions to a certain extent. However, SCR technology application in HEB also faces with low NOx conversion efficiency caused low exhaust temperature. It was suggested that some technology should be adopted to raise HEB exhaust temp

38、erature (for example the exhaust heating system) or improve the low temperature performance of SCR in order to improve the NOx conversion efficiency.Key words: Hybrid electrical transit buses (HEB); SCR emission; exhaust temperature汽車ABS參考車速的確定方法鄭太雄1 單榮明1 蔣國英2 楊勇2（1.重慶郵電大學； 2.重慶卡福汽車零部件有限責任公司）【摘要】系統(tǒng)中

39、參分析了汽車防抱死制動系統(tǒng)中參考車速的多種確定方法。在分析了各種方法優(yōu)、缺點的基礎(chǔ)上提出了一種綜合法，并利用該方法進行了首次制動循環(huán)和常規(guī)制動循環(huán)參考車速的計算。道路試驗結(jié)果表明，采用該綜合法確定的參考車速與車速儀測得的實際車速之間的偏差最大值為4.53km/h，均差為0.35km/h，從而驗證了采用該綜合法確定汽車防抱死制動考車速的準確性。主題詞：ABS 滑移率 參考車速 The Method to Determine Automotive ABS Reference SpeedZheng Taixiong1, Shan Rongming1, Jiang Guoying2, Yang Yon

40、g2(1. Chongqing University of Posts and Telecommunications; 2.Chongqing CAFF Automotive Braking & Steering Systems Co., Ltd)【Abstract】Many methods to determine reference speed of automotive ABS system is analyzed in the paper, in which a comprehensive method is proposed based on advantages and d

41、isadvantages of these methods, and this method is used in calculation of automotive reference speed in the initial braking cycle and conventional braking cycles. The results of road test indicate that the greatest deviation between the reference speed obtained with this comprehensive method and the

42、actual vehicle speed measured with tachograph is 4.53km/h, with mean deviation of 0.35km/h, verifying accuracy of reference speed of ABS system obtained with this comprehensive method.Key words: ABS, Slip ratio, Reference speed微型汽車排氣消聲器的設(shè)計與優(yōu)化劉志恩1 顏伏伍1 楊倫1 黃恒2(1. 武漢理工大學； 2. 柳州利和排氣控制有限公司) 【摘要】建立了某發(fā)動機工

43、作過程模型和排氣消聲器性能評價模型，并進行了該排氣消聲器聲學性能和空氣動力性的仿真分析。采用仿真分析和試驗驗證相結(jié)合的方法，通過調(diào)節(jié)各腔室容積和隔板的穿孔率對該排氣消聲器進行了改進。改進后排氣消聲器的試驗結(jié)果表明，消聲器總體噪聲值和階次噪聲值均有明顯好轉(zhuǎn)，高速噪聲值比較高的狀況得到改善，消聲器性能基本達到設(shè)計要求。主題詞： 排氣消聲器 性能 優(yōu)化設(shè)計Design and Optimization for Muffler of Minibus Liu Zhien1, Yan Fu Wu1,Yang Lun1, Huang Heng2(1 Wuhan University of Technolog

44、y; 2 Liu Zhou Li He Exhaust System Control Co., Ltd)【Abstract】An engine operating model and an exhaust muffler performance evaluation model are established, and acoustic performance and aerodynamic simulative analysis of the muffler is carried out. By combining simulative analysis and test verificat

45、ion, and adjusting chamber volume and perforated percentage of baffle, the muffler is improved. Test results of the improved muffler indicate that total noise level and order noise level of the muffler improved considerably, improvement is also made to the high velocity noise level, performance of t

46、he muffler basically satisfies design requirement.Key words: Exhaust muffler; Performance; Optimization design一種新型汽車饋能減振器的結(jié)構(gòu)設(shè)計與特性分析王偉華1 李志成2 于長淼1（1. 吉林大學；2. 金龍聯(lián)合汽車工業(yè)（蘇州）有限公司）【摘要】簡述了饋能減振器結(jié)構(gòu)與工作原理及其主要零部件的選型方法。采用SIMULINK軟件建立了饋能減振器模型，并進行了阻尼特性、示功特性和饋能特性分析。仿真結(jié)果表明，饋能減振器的阻尼系數(shù)可通過串聯(lián)不同電阻值的負載而進行改變，阻值越小，阻尼系數(shù)越大；在相

47、同振幅不同頻率的路面位移激勵作用下，隨著激勵頻率的增加，饋能減振器相對位移和最大阻尼力隨之增大；減振器壓縮速度越大，電機轉(zhuǎn)速越快，輸出電壓越高。主題詞：饋能減振器 結(jié)構(gòu)設(shè)計 特性分析Structure Design and Characteristics Analysis of a New Type of Automotive Regenerative Shock AbsorberWang Weihua1, Li Zhicheng2, Yu Changmiao1(1. Jilin University;2. Higer Bus Company Limited (Suzhou)【Abstract

48、】Structure of energy regenerative shock absorber and the operating principle as well as selection method of main components are described briefly in the paper. An energy regenerative shock absorber model is developed with software SIMULINK, and damping characteristic, indication characteristic and r

49、egenerative characteristic analysis are carried out. The simulation results show that the damping coefficient of such shock absorber can be changed by linking in series load with different resistance value, the lower the resistance value, the higher the damping coefficient will be. Under the effect

50、of road displacement excitation with the same amplitude and different frequency, the relative displacement and the maximum damping force increase with the excitation frequency; the higher the shock absorber compression speed, the faster the motor rotates and the higher the output voltage will be.Key

51、 words: Regenerative shock absorber; structural design; characteristics analysis駐車加熱器燃用3種燃料的燃燒性能試驗研究玄哲浩1 黃 勇1 馬純強1 陳華艷2（1.吉林大學；2.中國人民解放軍裝備指揮技術(shù)學院）【摘要】針對乙醇、汽油、汽油和乙醇混合物（E50）等3種燃料，在某駐車加熱器上進行了燃燒特性試驗，研究3種燃料在燃燒器內(nèi)穩(wěn)定燃燒時各參數(shù)的變化，分析了不同工況下燃燒器內(nèi)的溫度變化以及過量空氣系數(shù)對燃燒溫度的影響。試驗結(jié)果表明，3種燃料在燃燒室內(nèi)各點溫度變化規(guī)律與額定工況下相同;汽油的燃燒溫度隨過量空氣系數(shù)的增

52、大而減小，具有較好的燃燒性能；3種燃料的過量空氣系數(shù)與風機電壓基本成線性關(guān)系。主題詞：駐車加熱器 燃料種類 燃燒性能Experimental Study on Combustion Performance of Three Fuels on Parking HeaterXuan Zhehao1, Huang Yong1, Ma Chunqiang1, Chen Huayan2Jilin University; 2. The Academy of Equipment Command & Technology, PLA）【Abstract】Combustion characteristic

53、 test of three fuels (ethanol, gasoline and E50) in the parking heater is carried out, variations of temperature of the three fuels in the combustion chamber have been studied in this paper, then the influence of variation of combustion temperatures and excessive air factor on combustion temperature

54、 under different working condition have been analyzed. The test results show that the rule of temperature variation of the three types of fuels at different points in the combustion chamber is identical with that under nominal working conditions; combustion temperature of gasoline decreases with the

55、 increase of excessive air factor, and has fair good combustion performance; the excessive air factor of the three types of fuels has a linear relationship with blow voltage.Key words: Parking heater; Fuel type; Combustion Performance干式DCT轎車離合器操縱系統(tǒng)仿真與試驗張建國1,2 雷雨龍1 宗長富1 劉洪波1 崔東偉3（1.吉林大學 汽車動態(tài)模擬國家重點實驗室

56、；2.裝甲兵技術(shù)學院；3. 中國第一汽車集團公司技術(shù)中心）【摘要】在Matlab/Simulink環(huán)境下建立了電動干式DCT轎車離合器操縱系統(tǒng)的仿真模型，并采用積分分離的PID控制算法對無刷直流驅(qū)動電機進行PID控制。在此基礎(chǔ)上,對某型轎車進行了DCT系統(tǒng)的起步和換擋試驗。結(jié)果表明，仿真結(jié)果與試驗結(jié)果相符，驗證了仿真模型的正確性，同時控制算法也滿足系統(tǒng)控制要求，保證了DCT樣車的平穩(wěn)起步和換擋的平順性。主題詞：離合器 DCT 操縱系統(tǒng) 控制算法 Simulation Analysis and Experimental Studies on Clutch Operating System of

57、Dry DCT CarZhang Jianguo1,2, Lei Yulong1, Zong Changfu1，Liu Hongbo1，Cui Dongwei3(1.State Key Laboratory of Automobile Dynamic Simulation, Jilin University; 2. Department of Mechanical Engineering, Armor Technique Institute of PLA; 3. China FAW Group Corporation R&D Center)【Abstract】A clutch oper

58、ating system simulation model of car equipped with electrical dry DCT is established in Matlab/Simulink. PID control algorithm with integral separation is used in PID control to the brushless DC motors. On this basis, DCT system starting and shifting test of a passenger car is made. Test results show that the simulation results are identical with test result, verifying accuracy of the simulation model, meanwhile the con