680e61d9d90a0b7c6ce7c6b59779a864.ppt
- Количество слайдов: 25
2012 CAAMM常州行业发展研讨会 ——国际农业机械用变速箱的现状及发展趋势 Stefan Wagner / 史蒂芬·瓦格纳 Steve Shi / 施雪飞 ZF (China) Investment Co. , Ltd Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 2012. 10. 25
Contents 内容 China Agricultural Development 中国农业发展现状 Tractor Production Trends in China 中国拖拉机生产及趋势 Introduction and Advantages of ZF Transmissions 采埃孚变速箱及其优势介绍 Summary 总结 IA-CN 2 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 Future Development of Agricultural Transmission Technology 农机变速箱技术的未来展望
Reduction of arable land rising demand for food 耕地面积的减少和食品需求的上升 Arable land 耕地 10 -T Hectare China Food Production 中国食品生产 10 -T Tons 1. The request of feed and industry use of corn is increasing sharply / 饲料和 业 用玉米的需求急剧上升。 2. Arable land is continuously decreasing. / 耕地面积持续减少。 3. Production efficiency becomes more and more important. / 生产效率日显重要。 IA-CN 3 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 Source: Ministry of Agriculture P. R. China
Agricultural Import vs. Export / 农产品进出口对比 Need to restore the agricultural balance to become independent from other countries 中国需要克服农产品对其他国家的依赖性 us $ bn 100 China’s agricultural imports China’s WTO entry December 2001 90 80 70 60 50 40 China’s agricultural Exports 30 10 0 IA-CN 4 1995 1997 1999 2001 2003 2005 Changzhou CAAMM Conference 2012 2007 2009 2011 © ZF Friedrichshafen AG, 2011 20
Contents 内容 China Agricultural Development 中国农业发展现状 Tractor Production Trends in China 中国拖拉机生产及趋势 Introduction and Advantages of ZF Transmissions 采埃孚变速箱及其优势介绍 Summary 总结 IA-CN 5 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 Future Development of Agricultural Transmission Technology 农机变速箱技术的未来展望
Technology Evolution in Germany 德国的技术演变 Synchro-shift Power Shift IA-CN 6 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 CVT Technology
Tractor Production China 2006 – 2011中国拖拉机产量 forecast 130 hp is the strongest growing segment by %-age IA-CN 7 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 130 hp及以上生产百分比强势增长
Tractor Production China 2006 – 2011中国拖拉机产量 forecast IA-CN 8 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 90 – 130 hp is the strongest growing segment by volume 90 -130 hp 按产量看强势增长
Contents 内容 China Agricultural Development 中国农业发展现状 Tractor Production Trends in China 中国拖拉机生产及趋势 Introduction and Advantages of ZF Transmissions 采埃孚变速箱及其优势介绍 Summary 总结 IA-CN 9 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 Future Development of Agricultural Transmission Technology 农机变速箱技术的未来展望
IA-CN 10 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 ZF in Agri-tractor 采埃孚在拖拉机中的应用
ZF Transmissions – Product range 采埃孚变速箱 – 产品范围 Always the right technology for any requirements 采埃孚有多种的技术解决方案来应对客户的任何需求 High-Tech-Line Inline-design CVT transmissions CVT变速箱 Eccom, TERRAMATIC 74 k. W (100 HP) Drop-design Eccom 4. 5 Eccom 5. 0 310 k. W (420 HP) 478 k. W (650 HP) High-Tech-Line Premium-Line Powershift transmissions 动力换挡变速箱 T-7000(T 7100/T 7200/T 7300) 74 k. W (100 HP) 221 k. W (300 HP) Basic-Line Synchromesh/Powershift transmissions 同步器变速箱 T-500, T-600 44 k. W (60 HP) 136 k. W (185 HP) Basic-Line IA-CN 11 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 Premium-Line
Powershift transmission – scheme and speed pattern 动力换挡变速箱 – 原理图和速度模式 Syncro mesh range gear box 同步器齿轮箱 4 F/4 R Power shift 4 V/4 R 动力换挡 爬行挡 24 F/24 R 24 V/24 R = Creeper = 20 F/20 R 20 V/20 R 44 F/44 R 44 V/44 R 4 3 6 5 2 1 Vorw. Forw. L M H S Rückw. Rev. L M H S IA-CN 12 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 Power Shift Pattern
Power shift transmission – scheme 动力换挡变速箱 – 原理图 p Pressure modulation Controlled cluch operation System pressure Contact pressure Lift = 0 Signal : Engage „new“ clutch Disengage „old“ clutch IA-CN 13 t Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 Clutch fully engaged
Power shift transmission – scheme 动力换挡变速箱 – 原理图 p Pressure modulation Controlled cluch operation System pressure Contact pressure Lift = 0 Signal : Engage „new“ clutch Disengage „old“ clutch IA-CN 14 t Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 Clutch fully engaged
Professional & efficiency farming needs powershift Technology 专业和高效的田间作业需要动力换挡变速箱 Advantages of power shift 动力换挡优势 Without Power shift 无动力换挡的情况 8 0 km/h 12 km/h 10 km/h No Constant working speed 无连续的 作车速 Higher fuel consumption 高油耗 vehicle speed 车速 engine speed 发动机转速 fuel consumption 油耗 synchromesch Shifting 同步器换挡 3→ 2 2→ 3 IA-CN 15 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 Traction force interruption 牵引力中断
Professional & efficiency farming needs powershift Technology 专业和高效的田间作业需要动力换挡变速箱 Advantages of power shift 动力换挡优势 With Power shift 有动力换挡的情况 10 9 10 km/h 11 km/h 10 km/h Constant working speed 连续的 作车速 Low fuel consumption 低油耗 vehicle speed 车速 engine speed 发动机转速 power shifting 3 L → 3 M power shifting 3 M → 3 S power shifting 3 S → 3 M Higher productivity 高效率 © ZF Friedrichshafen AG, 2011 fuel consumption 油耗 power shifting 3 M → 3 L Shifting without interruption of traction force 换挡时无牵引力中断 Higher degree of comfort 高舒适性 IA-CN 16 Changzhou CAAMM Conference 2012
Contents 内容 China Agricultural Development 中国农业发展现状 Tractor Production Trends in China 中国拖拉机生产及趋势 Introduction and Advantages of ZF Transmissions 采埃孚变速箱及其优势介绍 Summary 总结 IA-CN 17 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 Future Development of Agricultural Transmission Technology 农机变速箱技术的未来展望
Powershift transmissions future developments 动力换挡变速箱未来发展 Drivers 驱动因素: Trends 趋势: u Lower engine speeds 发动机转速低 u Higher travel speeds and overdrive ratio for road haulage 更高的车速和超速档用于道路运输 u Increased operator comfort and automation 操作者舒适度和自动化程度提高 Results 导致: u Increased total transmission ratio 总传动比增加 u Reduced power shift gear ratio 动力换挡速比降低 u Improved shift comfort 换挡舒适度提高 u Higher level of automatic shift controls u Higher loads on the drive train 传动系中更高的载荷 IA-CN 18 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 换挡控制自动化程度提高
Fully automated powershift transmission -transmission scheme 全自动动力换挡变速箱 – 变速箱结构 Over. Creeper drive 爬行挡 Syncro mesh range gear box 同步器齿轮箱 4 3 6 5 = 6 F/3 R 4 F/4 R 24 F/24 R 36 F/18 R 24 V/24 R 36 V/18 R 21 Power Shift Pattern Vorw. L M H S Vorw. Forw. X L M H S X Forw. L S Rückw. H S Rückw. L M Rev. RL RM RS Rev. IA-CN 19 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 Power Shift Pattern
CVT Transmission layout CVT 变速箱原理布局 轴向柱塞单元 Axial Piston Unit Power Shuttle B K 1 K 2 P 1 P 2 K 3 K 4 P 3 PTO P 4 进 倒 For. Rev. IA-CN 20 % 20 0 - 20 - 40 行驶速度/ Travel Speed Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 Hydr. Leistungsanteil / Hydrost. share of Power 功率分流点 Power Split Point
Electrification of implement 机具电气化 Electrification of Implement 机具电气化要点 è Single row seeding machine Amazone EDX e. Seed 单排播种机Amazone EDX e. Seed è Design of electric implement drive motors by ZF 达 采埃孚设计电气化机具驱动马 Benefits of Electrification 电气化的优点 è Power consumption 能耗低 è Improved seeding process 播种流程完善 è Lower maintenance 维护少 IA-CN 21 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 è Increased dynamics and controllability 动力和可靠性提高
Contents 内容 China Agricultural Development 中国农业发展现状 Tractor Production Trends in China 中国拖拉机生产及趋势 Introduction and Advantages of ZF Transmissions 采埃孚变速箱及其优势介绍 Summary 总结 IA-CN 22 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 Future Development of Agricultural Transmission Technology 农机变速箱技术的未来展望
Transmissions for tractors: Summary 总结 Different technology levels of tractor transmissions are required for global market applications, modular designs are needed to cope with the requirements. 全球拖拉机变速箱的应用有不同的技术等级需求,模块化设计能够匹配这些需求。 Powershift transmissions become more popular in markets like South America, Eastern Europe and Asia. 动力换挡变速箱有望成为市场新宠,比如在南美,东 欧以及亚洲等地区。 Stepless transmissions will be refined for higher efficiency, improved driveability and new power segments. 不断地优化无极变速器以达到更高的效率,更好的 Electric drives will step by step become part of tractor drive trains, speed and depth of market-penetration will depend on availability of cost-effective components for off-highway applications and proven customer benefits. 电气化 驱动将逐步演变为拖拉机传动系的一部分,市场渗透的速度和深度将依靠成本效益好的各类元器件为 非道路设备上的应用和客户利益的实现。 IA-CN 23 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 操纵性能以及更广泛的功率段。
ZF Service 采埃孚售后服务 Sales & Service Network 销售和服务网络 è ZF Services (China) Co. , Ltd. è ZF Services Beijing è ZF Services Shenzhen è ZF Services Chongqing è ZF Services Urumqi èZF Services Hong Kong è ZF South East Asia Pte. Limited IA-CN 24 Changzhou CAAMM Conference 2012 © ZF Friedrichshafen AG, 2011 Ltd. Taiwan branch
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680e61d9d90a0b7c6ce7c6b59779a864.ppt