港口科技
港口科技
항구과기
SCIENCE & TECHNOLOGY OF PORTS
2012年
1期
3-6
,共4页
港口%起重设备%能量回馈装置%节能降耗%应用
港口%起重設備%能量迴饋裝置%節能降耗%應用
항구%기중설비%능량회궤장치%절능강모%응용
prot lifting equipment energy feedback unit power-saving and exhaustion-reducing apply
将PWM(pulse width modulation脉冲宽度调制的缩写)整流技术应用于能量回馈装置,是实现可再生能量回馈利用的经济而又环保的方法。能量回馈装置具有实现单位功率因数整流和有源逆变,提高系统动态响应,抑制母线电压波动,减少电网电流谐波含量的作用。介绍了能量回馈装置在港口的应用。在实现节能的同时抑制对电网污染,提高了电网电能质量。
將PWM(pulse width modulation脈遲寬度調製的縮寫)整流技術應用于能量迴饋裝置,是實現可再生能量迴饋利用的經濟而又環保的方法。能量迴饋裝置具有實現單位功率因數整流和有源逆變,提高繫統動態響應,抑製母線電壓波動,減少電網電流諧波含量的作用。介紹瞭能量迴饋裝置在港口的應用。在實現節能的同時抑製對電網汙染,提高瞭電網電能質量。
장PWM(pulse width modulation맥충관도조제적축사)정류기술응용우능량회궤장치,시실현가재생능량회궤이용적경제이우배보적방법。능량회궤장치구유실현단위공솔인수정류화유원역변,제고계통동태향응,억제모선전압파동,감소전망전류해파함량적작용。개소료능량회궤장치재항구적응용。재실현절능적동시억제대전망오염,제고료전망전능질량。
Applying the PWM rectilying technology on energy feedback unit is an economical and unpolluted method to realize energy regeneration. Energy feedback unit has multi-function,such as improving system dynamic respond,restraining fluctuation of the DC-bus voltage and reducing harmonic distortion (THD) of current. This paper introduces the application of the energy feedback unit in port, which can both activate energy saving and restrain grid pollution, which raises the power quality.