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1、高速列车 电技术的发展 Development of Electric Technology for High Speed Train 1 .高速铁路网的跨越式发展 催生了高速列车技术的跨越式发展 (The Leap-forward development of high-speed railway lines leads to the leap-forward development of high- speed train technologies) 高速铁路是现代文明社会的一个梦， 地球上不少地方已圆了这个梦， 中国也是的！ (High-speed railway is a dream
2、of modern civilized society, which has come true in many countries. So has in China!) 2010年铁路运营里程9万公里以上 (Operation railway mileage in 2010 reaches 90,000km); 快速客运网总规模2万公里以上 (Fast passenger line as long as 20,000km) 运行速度 250 Km/h 以上 (Running speed as high as 250km/h and up) 投资总额2万亿RMB以上：20072012干线网，2
3、012 2020支线网。(Total investment tops over 2000 billion RMB Yuan: for mainline from 2007 to 2012, for branch line from 2012 to 2020)。 “中长期铁路网规划” “Mid-to-long Term Plan of Railway Line” 高速铁路客运网 (High-speed Passenger Line) “四纵四横”骨架与客运专线 ( - Four Longitudinal Lines 运营过程中服务质量与乘客文明素质的和谐。 in harmony is the s
4、ervice quality and passenger quality during operation. 人与自然的和谐： 节能、环保 (Harmony between human-being and nature: energy-saving, environmental friendly) 3. 上下求索之路 （Road to Pursue the Truth in the World ） 增强自主创新能力，掌握核心技术； （Enhancing the independent innovative capability , master core technologies 。） 把原始
5、创新、集成创新、引进消化吸收再创 新相结合，螺旋式前进。 （Combining original innovation、 integrated innovation as well as re-innovation based on introduction and absorption, for spiral improvement， spiraling forward 。） 3.1 自主开发(Self-development) 3.2 吸收再创新 (Absorption and Re-innovation) “引进先进技术、联合设计制造、打造中国品牌”， 借鉴并吸收世界先进文明成果，掌握高
6、速列车的关 键技术。通过再创新，建立了“和谐号”产品系列和 技术体系。 (“Introduction of top technologies, joint design and production, building of Chinese brand”. To grasp the critic technologies of high-speed train in the light of and via absorption of advanced world civilization achievements. Through re-innovation, the CRH train s
7、ystems and technology systems have been built. ) 高速列车技术 （ High Speed Train Technology ） 优异动力学性能(Outsta- nding Dynamics Performans) 车体气密性技术(Car Body Air-tightness Technology) 交流传动技术(AC Drive Technology 网络控制技术 (Train Net Control Technology) 高速受流技术(High-speed Current Collection Technology) 复合制动技术(Compo
8、und Brake Technology ) 智能诊断技术(Intelligent Diagnosis Technology ) 完备检修技术 (Complete Overhaul Technology) 交流传动（AC Drive Technology ） 高速列车要达到高速运行，必须具有大功率的牵引系统， 速度在 300km/h以上的高速列车牵引功率需在10MW左右。 大功率“交-直-交”变流技术是现代高速列车电力牵引的核心 。 (In order to realize high-speed running, the train must have high power drive sys
9、tem, whose drive power will be about 10MW when the speed is over 300km/h 。 High power “AC-DC-AC” converter technology is the core of modern high- speed train electric traction。) 交流传动系统集成 (Traction Drive System Integration) power semiconductor devices traction converter sensor assistant power supply
10、equipment train running supervisory equipment train control system 3.3 电力电子技术的快速发展 （Rapid Development of Power Electronics Technology ） 不控和半控器件 电流全控器件 电压全控器件 功率集成器件；（ uncontrolled and half-controlled device current full-controlled device voltage full-controlled device integrated power device；） 器件体积减
11、少了34个数量级；（Device volume decreases by three to four orders of magnitude；） 大功率器件的开关时间从毫秒级降到了微秒级；小功率的甚至降到纳秒级；（Time switch of high power device reduces from millisecond to microsecond, which of low power device even decreases to nanosecond ;） 工作频率从50Hz增加到兆赫级;(Power frequency increases from 50Hz to megah
12、ertz ;) 变流器的功率水平从几伏安提高到几百兆伏安，电压从伏级提高到几千伏级。 (Power level of converter increases from several volt ampere to several hundred megawatts volt ampere ，voltage increases from volt to several kilo-volt 。) 牵引变流器关键技术 （Key Technology of Traction Converter ） 基础研究成果 (Fundament Research Achievement ) 高压IGBT技术研究（
13、IGBT High-Voltage Technology Research） IGBT与FRD芯片结构研究（Research on architecture of IGBT chip and FRD chip） IGBT 芯片结构与电特性关系研究（ Relationship between structure and electrical characteristic of IGBT chip） IGBT模块可靠性技术研究（IGBT module reliability technology research ） IGBT相模块 (IGBT phase module ) IGBT器件 IGBT
14、 device 牵引变流器冷却技术研究（Traction Converter Cooling Technology Research） 各种冷却技术的研究（Research on various cooling technologies ） 牵引变流器热设计仿真（Traction converter thermal desigh simuation ） 稳态/瞬态下散热和冷却研究（Research on radiation and cooling under steady-state and transient state ） 常用电压型变流器 (Voltage Source Converte
15、r in Common Use ) 三电平变流器(Three-level Converter) 牵引变流器(Traction Converter) 一台牵引变流器为4台牵引电机电源的控制设备，由脉冲整流器、直流平滑电路、逆变器、真空交流接触器等主电路 设备和无触点控制装置、控制电源等控制电路设备构成。 A traction converter provides control for four traction motor power supply，which is composed of main circuit equipments( such as pulse rectifier、DC
16、smoothing circuit、inverter、ac vacuum contactor and so on) and control circuit equipments (such as non-contact control device、control power supply and so on). traction converter empty cabinet cabinet overhaul cabinet welding 信息技术的快速发展 (Rapid Development of Information Technology ) 模拟装置数模混合装置数字装置单片机DSP (analog device analog/digital mixed-device digital device MCU DSP ) DSP从10位64位，主频从 20MHz提高到 1GHz以上，运算速度增加使MAC（1次乘法和1次加 法）时间从 400ns 降
