摘  要：皮带提升机在运行过程中会产生的谐波电压、谐波电流以及无功污染电网系统，造成电网电压波动、闪变、功率因数降低等问题，因此加装无功补偿装置十分必要，SVG作为新型无功补偿装置可以有效的治理电网系统，提高电能质量满足实际需求。

关键词：谐波电压；谐波电流；SVG；无功；电压畸变率

Abstract: The harmonic voltage, harmonic current and reactive polluting power grid system produced during the operation of the belt hoist will cause some problems such as fluctuation of the power grid, flickering, reduction of the power factor and so on, hence the installation of reactive compensation device is nec