AB MVD变频器介绍.ppt

Click to Insert Title,Click to add text,Second level,*,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,Rockwell AutomationA-B,PowerFlex,系列高、低压交流变频器产品介绍,本地化售前售后技术服务 位于中国的备品备件库,全系列中压产品,21,年中压变频器开发生产及应用经验,全球超过,4200,台,(,中国超过,600,台,)CSI-PWM,变频器销售业绩,中压软起动器,中压变频器,中压电机,Accessory,Equipment,Switchgear,Transformers,Control Houses,中压起动柜,AB,中压业务始于,1932,年,2,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,特点之一,大功率高压元器件,SGCT,高品质的保证,AB,中压变频器特点,3,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,6500,V,800A,SGCT&Gate Drive,S,GCT,：,综合性能指标最好的中压变频功率开关器件,AB,中压变频器,-,真正的高压,SGCT,4,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,VSI(IGBT)Output Waveforms,输出波形对比,CSI-PWM(SGCT)Output Waveforms,Typical motor waveforms full load,full speed,dv/dt=10-50 Volts per microsecond,Typical motor waveforms full load,full speed,dv/dt=750-1176 Volts per microsecond,VOLTAGE,NO LOAD CURRENT,VOLTAGE,CURRENT,5,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,特点之二,真正意义上的高,-,高方案,可靠性高,AB,中压变频器特点,6,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,10/6KV/3*2.1kV,电机,6KV,PWM,逆变器,(18,只,SGCT),6KV,18,脉冲整流器,(18,只,SCR),6KV,输出,10KV/6KV,输入,可靠性设计,:,功率变换结构最简单,故障点最少，无熔丝设计，,采用综合性能指标最好的,SGCT,电压和电流设计裕量高达,3,倍！,AB,中压变频器特点,-,高高方案一，,18,脉冲,7,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,AB,中压变频器特点,-,高高方案二，,DTD,技术,可靠性设计,:,功率变换结构最简单,故障点最少，无熔丝设计，,采用综合性能指标极好的,SGCT,电压和电流设计裕量高达,3,倍！,P,WM,整,流既满足IEEE519-92及GB/T14549-93谐波抑制标准，又,可省去整流变压器,双,P,WM,变频器无输入和输出变压器，对电网无谐波影响，对电机无特殊要求,8,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,特点之三,输入波形好,不污染电网！,AB,中压变频器特点,9,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,输入波形好,不污染,电网,输入侧谐波直接满足,IEEE 519-1992,及,GB/T 14549,标准要求,且不增加系统的复杂性,Line Current,THD 4%,Line Voltage,THD 3%,18,脉冲整流器,输入波形,整流器脉冲数,电流谐波次数,5,7,11,13,17,19,23,25,6,0.175,0.11,0.045,0.029,0.015,0.009,0.009,0.008,12,0.026,0.016,0.045,0.029,0.002,0.001,0.009,0.008,18,0.026,0.016,0.007,0.004,0.015,0.009,0.001,0.001,24,0.026,0.016,0.007,0.004,0.002,0.001,0.009,0.008,36,0.026,0.016,0.007,0.004,0.002,0.001,0.009,0.008,10,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,特点之四,输出波形好,善待电机！,AB,中压变频器特点,11,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,输出波形好,善待电机,整个调速和负载范围近似正弦的电压电流波形,dv/dt,=10-50 Volts per microsecond,近似正弦波形，不会产生电机发热和绝缘损伤,消除共模电压对电机绝缘的影响,与普通电机配合,感应电机或同步电机,不降容,不需变频电机,新或改造项目之应用,无限制的电机电缆长度,电缆可长达,15,公里,无电容耦合或,dv/dt,问题,安静平稳的电机运行,高质量的电流/电压波形,低力矩脉动,与,IGBT,变频相比可降低开关频率,CSI PowerFlex 7000,电机 电流,电机 电压,12,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,特点之五,固有四象限运行和能量回馈功能,快速响应负荷变化！,AB,中压变频器特点,13,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,特别适合大惯量负载的调速和频繁起停的设备,固有四象限运行和能量回馈功能,改善工艺，提高节能效果,14,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,多电机配置一控二,降低总体成本,同步速度控制,选用变频器依据电机总体功率,Motors can be mechanically coupled or separate,独立的电机保护,No drive output hardware,directly connected to both motors,等同的起动转矩,No redundancy,M,825,1000HP,M,825,1000HP,AFD,15,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,PowerFlex 7000 Features and Benefits,Control Features-Integrated Architecture,Plant Control System PLC,Series,Monitors,Vibration,Protection,Speed/Torque Reference Communications,PF 7000,Master,PF 7000,Follower,Device Net,Control Net,Link,Ether Net/IP,Conveyor Control System PLC&Operator-MMI,Plant Portable PC,With Modem&Drive Tools Software,Conveyor Pulley,Gear,Box,3,2,1,Motor,Gear,Box,1,2,3,Motor,MV Starters,16,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,Loadsharing,configuration,17,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,特点之六,中文界面，专利结构,使用方便！,AB,中压变频器特点,18,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,友好的用户界面,直观,信息量大,操作方便,真彩操作员终端,屏幕显示，触摸功能,向导程序,提示用户设置，操作和故障诊断,对话式系统启动程序,棒形显示,速度,负荷,电压,电流,等等,自整定,多种调试模式,趋势跟踪,中,/,英文界面任意切换！,19,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,特点之七,模块化设计，高度集成,维护方便！,AB,中压变频器特点,20,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,专利模块化功率结构,维护方便,模块化整流/逆变单元,降低了制造时间/成本,容纳整体整流/逆变桥臂,统一的整流/逆变设计,紧凑的结构,高效率散热器,增强热传递效果,降低热损伤,快速的故障功率器件更换,无需专用设备,拧松紧固螺母即刻抽出,SGCT,和门驱动器,更换时间小于5分钟,更换模块而不是整个机架，,降低备件成本,Epoxy Housing,High Efficiency,Heatsink,Extrusion,SGCT with Integrated Gate Drive Circuit Board,Thermally Compensated Clamp Assembly,21,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,载厚如新，辉煌偕行,罗克韦尔自动化是您值得信赖的伙伴！,谢 谢！,罗克韦尔自动化,优良品质,、,百年传承,22,Copyright 2010 Rockwell Automation,Inc.All rights reserved.,