自升式钻井平台钻井变频系统谐波的抑制

Jack-up drilling rig inverter system harmonic suppression

本文分析平台电网谐波产生的原因及其危害,阐述了利用移相隔离变压器实现多脉冲整流,抑制电网谐波的方法和原理。通过对钻井变频驱动控制系统的开发研究,进一步掌握大功率变频驱动控制驱动系统的计算、设计以及和管理监控程序设计等重要环节,提升海洋移动式钻井平台设计能力,为今后从事基本设计的平台各系统配置与设备选型奠定基础,为电力系统配置以及电力分配提供技术保证。

This article analyses reasons and harm of the harmonic wave in the power grid platform,this paper expounds the use of phase shifting isolation transformer torealize multi-pulserectifier,suppress the harmonic method and principle of the power grid.Drilling through the research o f variable frequency drive control system,further grasp the high power variable frequency drive control dri ve system calculation,design,and monitoring program design and management,and other important link,promote Marine mobile drilling platform design ability,for the future to engage in basic design platform for the sy stem configuration and equipment selection basis,for the power system configuration,and provide technical g uarantee electric power distribution.