基于船舶电网的三相PWM整流器控制策略  

Control Strategy of Three-Phase PWM Rectifier Based on Ship Power Grid

作　　者：陈涛 张谢天 杨恒瑞 CHEN Tao;ZHANG Xietian;YANG Hengrui(First Military Representative Office of the Naval Equipment Department in Shanghai,Shanghai 201913,China;Shanghai Marine Equipment Research Institute,Shanghai 200031,China)

机构地区：[1]海装上海局驻上海地区第一军事代表室,上海201913 [2]上海船舶设备研究所,上海200031

出　　处：《机电设备》2022年第2期62-67,共6页Mechanical and Electrical Equipment

摘　　要：文章主要介绍了一种新的三相PWM整流器控制策略,在深入分析虚拟磁链特性的基础上,提出了一种新型算法来观测虚拟磁链,并通过仿真试验,验证了新型观测方法的正确性和有效性,同时验证了采用新型磁链观测方法后,三相PWM整流器控制系统运行时具有更好的动态和稳态特性。仿真结果表明:提出的新型虚拟磁链观测算法,能进一步提高船舶电网利用效率和船舶空间利用效率。A new control strategy of three-phase PWM rectifier is mainly introduced.Based on the in-depth analysis of the characteristics of the virtual flux,a new algorithm is proposed to observe the virtual flux.Through the simulation test,the correctness and effectiveness of the new observation method are verified.At the same time,it is verified that the three-phase PWM rectifier control system has better dynamic and steady-state characteristics when using the new flux observation method.The simulation results show that the new virtual flux linkage observation algorithm proposed can further improve the utilization efficiency of ship power grid and the utilization efficiency of ship space.

关 键 词：船舶电网 无电网电压传感器 虚拟电网磁链 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]