HXN机车粘着控制.ppt

China JT56ACe EM2000 Training April 2009 Contains proprietary Electro-Motive information that shall not be disclosed to third parties. * EM2000 AdhesionEM2000粘着性能 Torque Limit 转矩限制 The CPM sends a torque limit to each inverter controller (MPU) CPM给每一个逆变控制器发送一个转矩限制信号 The torque limit is used to control the locomotive power and torque, as represented by the Speed-TE curves, based on the throttle 转矩限制用来控制机车动力和转矩,其间的关系根据油门主手柄的位置,由速度-TE曲线表达 Each MPU returns a torque feedback to the CPM 每个MPU反回给CPM一个转矩反馈信号 Speed Limit速度限制 The CPM sends a speed limit to each inverter controller (MPU) CPM给每一个逆变控制器发送一个速度限制信号 The speed limit is used to control the wheel speed and adhesion 速度限制用于车轮速度和粘着控制 Each MPU returns speed feedback to the CPM, for each motor 对于每一个电机,每个MPU反回给CPM一个速度反馈信号 The Torque Limit is “in control”, when the throttle based rated power or torque is achieved. 当基于油门主手柄的位置,达到了额定的功率或转矩时,转矩限制起控制作用 The Speed Limit is “in control” when wheel slips prevent rated power and torque from being achieved. 当车轮打滑而无法达到额定的功率或转矩时,速度限制起控制作用 * EM2000 Adhesion Review EM2000粘着性能回顾 Central Processing Module (CPM) 中央处理模块 (CPM) Inverter #1 Main Processing Unit (MPU 1) 逆变器1主处理单元 (MPU1) Torque Limit (T1Tor R)转矩限制 Speed Limit (T1N+dN)速度限制 Torque Feedback (T1Tor F)转矩反馈 Speed Feedbacks (T1RPMx)速度反馈 Inverter #2 Main Processing Unit (MPU 2) 逆变器2主处理单元 (MPU2) Torque Limit (T2Tor R)转矩限制 Speed Limit (T2N+dN)速度限制 Torque Feedback (T2Tor F)转矩反馈 Speed Feedbacks (T2RPMx)速度反馈 * JT56ACe Adhesion Operation JT56ACe粘着操作 HXN3 will have independent control over each truck HXN3对每个转向架进行独立操作 Sand, Power, Tractive Effort, Super Series Creep Control 撒砂,功率,牵引力,超级系列,滚轮打滑控制 When in Super Series each bogie’s allowed creep can range from 4-36% to allow system to maximize torque on each truck 在处于超级系列控制模式时,每一个转向架允许的蠕滑范围是4%到36%,这样来使得每个转向架的转矩最大化 System continually adjust the creep levels to always stay on the top of the friction creep curve系统连续地调整车轮打滑的程度,使它总是保持在摩擦慢行曲线的上部 As rail conditions chang