1、iBooster agenda1. iBooster basic introduction-iBooster function-iBooster market-iBooster advantages-Design; Technical key data-Roadmap; Manufacturing2. CN engineering competence iBooster gen2iBoosteriBooster functionPedal interface踏板接口 Deep drawn housing深沖鋼板殼體Tandem Master Cylinder制動(dòng)主缸Motor + ECU電機(jī)+

2、控制單元Fixation to dash panel前圍板接口iBoosteriBooster functionBenefits of coupled pedal 耦合踏板系統(tǒng)的好處耦合踏板系統(tǒng)的好處ABS pulsation as haptic feedback ABS路感Fading detection possible by driver 制動(dòng)系統(tǒng)衰退被駕駛員感知Lower power than decoupled systems; esp. at dynamic apply (imax 49A) 比解耦系統(tǒng)用電少，特別是緊急制動(dòng)時(shí)。rest position 自由狀態(tài)Fpedal ap

3、plied 踩下踏板Fsupport applied 制動(dòng)助力air valveFoutFpedalFsupportair valveFoutFpedalFsupportFpedalair valveFoutFsupport diff. travel sensorFpedalFoutFsupport diff. travel sensorFpedalFoutFsupportFout diff. travel sensorFpedalFsupportiBoosteriBooster functionElectromechanical Brake boost (reference is vacuu

4、m booster) 機(jī)電制動(dòng)助力(類似于真空助力器)Blending for Hybrid and Electric Vehicles (Hev) 在電動(dòng)或混動(dòng)車參與制動(dòng)能量回收Allow secondary brake performance in mechanical backup (push through) 在電器失效時(shí)能夠提供無助力制動(dòng) Autonomous pressure build up for Value added Functions (VAF*) 能夠主動(dòng)制動(dòng)以實(shí)現(xiàn)增值功能iBoosteriBooster functionBosch solution offers bo

5、osted level 1 backup 博世解決方案提供第一級(jí)安全失效模式Mechanical level2 backup fulfils legal requirements reliable 通過機(jī)械力建立液壓制動(dòng)第二道安全失效模式實(shí)現(xiàn)法規(guī)要求的可靠性Service brake:加速度 1 g at Fped = 120 - 200 NECUTMCBackup level 1:第一級(jí)安全失效TMCBackup level 2:第二級(jí)安全失效 0.25 g at Fped = 500 NTMC電流增速變慢液壓增速變慢在電量不足時(shí)可以用到: 發(fā)電機(jī), 直流變壓器, 電容蓄電器iBooster

6、 failure:失效失效Degraded power net:電量不足電量不足 Boosting by modulation由ESP提供制動(dòng)助力No electric power完全斷電完全斷電mechanical push-through純機(jī)械建壓boosting by ActuationiBooster 制動(dòng)助力ECUTMCor第二級(jí)安全失效發(fā)生概率：150ppm x 150ppm = 0.02ppmiBoosteragenda1. iBooster basic introduction-iBooster function-iBooster market-iBooster advanta

7、ges-Design; Technical key data-Roadmap; Manufacturing2. CN engineering competence iBooster gen2iBoosteriBooster market success2481323354220132014201520162017201820197 Vehicle Platforms 4 OEM GroupsNumber of vehicleplatforms3 Vehicle Platforms 2 OEM Groupseup!918Golf PFModelSVoltModel XSOP with newve

8、hicle platforms iBooster2iBooster1PassatPF6 Vehicle Platforms 3 OEM Groups11 Vehicle Platforms 8 OEM Groups2 Vehicle Platforms 2 OEM Groups9 Vehicle Platforms 5 OEM GroupsiBoosteragenda1. iBooster basic introduction-iBooster function-iBooster market-iBooster advantages-Design; Technical key data-Roa

9、dmap; Manufacturing2. CN engineering competence iBooster gen2iBoosteriBooster advantagesHighly dynamic 高動(dòng)態(tài)性能高動(dòng)態(tài)性能Product feature 產(chǎn)品特性產(chǎn)品特性Fast pressure apply for comfort & safety functions 快速建壓性能滿足舒適性和安全性要求Customer Benefit 客戶收益客戶收益Pressure build up performance with reduced TTL* as enabler for 主動(dòng)建壓的TT

10、L時(shí)間縮短enhanced pedestrian protection 提高行人保護(hù)能力safety intersection assistant as well as Automatic Emergency Brake 十字路口交通安全輔助以及自動(dòng)緊急制動(dòng) time for confirmation of conditions for activating AEB 自動(dòng)緊急制動(dòng)觸發(fā)條件的確認(rèn)時(shí)間 Bild iBoosterBild iBooster0102030405004080120pressure in barESP standard typeESP premium typeiBoost

11、er Superior dynamics by iBoostercm3/sActive pressure build-up w/o driver support 無駕駛員參與的主動(dòng)建壓無駕駛員參與的主動(dòng)建壓Flow rate 制動(dòng)液流量 Flow rate values typical for 13V power net, room temperature, one brake circuit該流量的測(cè)量條件：13V電壓，室溫，單制動(dòng)回路iBooster offers enhanced performance for future functionalities - like intersec

12、tion assistant or Automatic Emergency Brake iBooster 為未來駕駛功能提供更好的功能支持 (比如十字路口交通安全輔助以及自動(dòng)緊急制動(dòng)) iBoosteriBooster advantagesBest brake pedal feel World wide. 全球最佳踏板感方案最佳踏板感方案From dynamic and sporty to comfortable with excellent pedal feel also in critical situation 提供活力運(yùn)動(dòng)型到舒適型優(yōu)異的踏板感，甚至是極限工況情況下。The modul

13、ar approach for Brake systems:significant Reduction of number of hardware variants (two variants for 80% of one PF ) 制動(dòng)系統(tǒng)模塊化方案制動(dòng)系統(tǒng)模塊化方案 : 明顯減少硬件數(shù)量(2種變型滿足80%共平臺(tái)整車) Future proof for automated driving, all drive concepts and ecological constraints 未來導(dǎo)向未來導(dǎo)向 ： 為自動(dòng)駕駛，所有動(dòng)力總成及環(huán)保強(qiáng)制要求Highly dynamic, short sto

14、pping distance, covers future NCAP requirements 高動(dòng)態(tài)性能高動(dòng)態(tài)性能 : 更短制動(dòng)距離，滿足未來NCAP要求iBoosteriBooster advantagesCreates degrees of freedom, comfortable driver assistance, selectable pedal feel, reduced development time brake pedal characteristic by software 高自由度高自由度 : 舒適的駕駛員輔助,可選踏板感,縮短開發(fā)時(shí)間軟件調(diào)整踏板性能Suitable

15、for workshop for BRIC countries, venting, brake pad replacement and replacement of the brake fluid as today 便捷的售后維護(hù)便捷的售后維護(hù)：在發(fā)展中國(guó)家,和真空助力器一樣排氣,換摩擦片,換制動(dòng)液Big data / Connectivity: Operational / service data, potential for function update (flash over the air) 大數(shù)據(jù)大數(shù)據(jù)/ Connectivity : 用于操作/服務(wù)性數(shù)據(jù),潛在用于性能更新(通過移

16、動(dòng)數(shù)據(jù)完成刷新)iBoosteriBooster advantages (AEB with iB)Shorter stopping distance for AEB: approx. 1,8 m1) shorter stopping distance with initial speed of 40 km/h compared to standard ESP 更短的制動(dòng)距離：更短的制動(dòng)距離：初速度40km/h制動(dòng)距離相對(duì)于ESP減小約1.8米R(shí)educed collision speed: 1g deceleration, approx. 16 km/h speed is reduced at

17、 the last meter! 減小撞擊速度：減小撞擊速度：在1g減速度下，在最后1米的速度減小約16km/hLess accidents: AEB-Pedestrian with iBoosters fast pressure build could avoid more than 50% of all frontal pedestrian accidents. (with standard ESP approx. 1/3 of all accidents) 1,2) 降低事故率：降低事故率：通過iBooster快速建壓能力，相對(duì)于ESP減少50%行人事故Fewer seriously i

18、njured pedestrians: AEB-Pedestrian with iBooster can reduce the number of seriously injured pedestrians in frontal accidents by 50% compared to AEB-Pedestrian with standard ESP 1,2) 降低事故嚴(yán)重度：降低事故嚴(yán)重度：對(duì)于行人保護(hù)AEB,相對(duì)于ESP,iBooster可以減少50%的嚴(yán)重事故發(fā)生率1)TTL 150 ms instead of 500 ms2)Evaluation based on GIDAS (Ger

19、man In-Depth Accident Study) Data iBoosteriBooster advantages (force blending in CRBS)iBooster controls the boost force and allows recuperation above jump in iBooster 通過控制電機(jī)助力使得跳增值后的部分制動(dòng)能量能夠被回收FspringsFhydraulicFboostHydraulic braking液壓制動(dòng) Regenerative braking帶能量回收制動(dòng) FpedalconstantconstantFspringsTMC

20、Fpedal 踏板Fboost 電機(jī)Fsprings 彈簧Fhydraulic 液壓 By controlling the boost force, the iBooster is able to keep the pedal feel consistent, independent from master cylinder pressure, even above jump in area 通過控制iBooster電機(jī)助力，在制動(dòng)能量回收時(shí)主缸壓力變化是，iBooster可以保證踏板力不變。這種控制在Jump In以上仍然有效。iBoosteriBooster advantages (HAD

21、)Normal mode 普通模式 :- Longitudinal control by iBooster 前后方向由iBooster控制- Stabilization by ESP 穩(wěn)定性由ESP控制- Vehicle hold by APB-Mi 由APB-Mi實(shí)現(xiàn)駐車- Lateral control by Electric Power Steering 電子助力轉(zhuǎn)向完成橫向控制Automated driving without permanent supervision by driver requires fail operational brake system: safe sta

22、te of vehicle reached by system 無駕駛員參與的全自動(dòng)駕駛需要制動(dòng)系統(tǒng)的失效冗余控制部件以確保整車制動(dòng)時(shí)的失效安全APBGear boxSteering (EPS)Powernet 1, Sensors, Communication制動(dòng)力來源1 ，傳感器，通訊Powernet 2, Sensors, Communication制動(dòng)力來源2 ，傳感器，通訊Function功能功能Normal mode普通普通模式模式iBooster failure iB失效失效ESP failureESP失效失效Braking 制動(dòng)iBoosterESPiBoosterStabil

23、ization 穩(wěn)定控制ESPESPiBooster*Vehicle Hold 駐車APBAPBGear boxiBoosterESPAutomated Drivingfull speed全速自動(dòng)駕駛?cè)僮詣?dòng)駕駛If driver does not take over, vehicle stops controlled at a safe place and holds 若駕駛?cè)赳{駛員不參與控制，汽車會(huì)自動(dòng)停在安全的位員不參與控制，汽車會(huì)自動(dòng)停在安全的位置并駐車置并駐車 Stabilization/ABS needed 需要穩(wěn)定性控制需要穩(wěn)定性控制/ABSSafe statetimeHW fa

24、ilure*base anti lock control by iBoosteriBoosteragenda1. iBooster basic introduction-iBooster function-iBooster market-iBooster advantages-Design; Technical key data-Roadmap; Manufacturing2. CN engineering competence iBooster gen2iBoosteriBooster design and technical dataiBooster Gen2Size 1Size 1+Si

25、ze 2Size 3iBooster Boostforce 助力大小4,5 kN* 0.2 kN 5,2 kN 0.2 kN 6,1 kN* 0.2 kN 8,0 kN* 0.2 kN TMC combinations主缸直徑范圍20.6422.2223.81 20.64 22.2223.8125.4022.2223.8125.4026.9928.5726.9928.5730.1631.7533.34Cutin spring force range 始動(dòng)力范圍45115 NJumpin range 跳增值范圍Jumpin tuneable per SW 跳增值可以用軟件調(diào)整515 barGai

26、n per HW 硬件助力比Gain tuneable per SW 助力比軟件調(diào)整范圍5, 7, 9, 11+/- 1,25Max TMC stroke 最大主缸行程 42 mm* Data for size 1 / 2 / 3 could change depending market requirementsHW: F_out 300N/500N/800NiBoosteriBooster design and technical data (weight)ActuationTR 9” steel to NOAH 10”, 23,8 , rsv 1800 to 2450 g +420 g + 120 g 1990 geVP-H1900 g (Membrane type )Vacuum Tubes1)100 g1)Specific weight of rubber r =1.2-1.5 g /cm31.35 g /cm3 l= 1 m; r1=0,7 cm ; r2= 0,5 cm = 75 cm3 102 gSum6630 7280 g ESP 9 CE/CP Bracket for