舰船电力系统发电单元时域聚合方法

被引:4
作者
杨勇波 [1 ,2 ]
查晓明 [1 ]
机构
[1] 武汉大学电气工程学院
[2] 湖北汽车工业学院电气工程系
关键词
动态等值; 同调; 结构保留; 六阶模型; PSCAD/EMTDC; 舰船电力系统;
D O I
10.19595/j.cnki.1000-6753.tces.2010.04.025
中图分类号
U665 [船舶电气设备、观通设备];
学科分类号
082402 ;
摘要
根据现有等值方法,提出了一种改进的、适合舰船电力系统特点的在线动态等值方法。该等值方法在对发电单元进行聚合时,发电机、励磁系统、调速器都保留原有模型结构。根据舰船电力系统特点,发电机采用考虑次暂态的六阶模型,给出了基于六阶发电机模型的参数计算公式和聚合的一般步骤。在计算等值模型的参数时,采用了时域的非迭代代数运算,减少了运算时间。在对某一实际包含12台发电机的舰船电力系统进行建模等值时,应用该方法,给出了等值参数及在PSCAD/EMTDC仿真环境中的动态响应曲线。验证了该等值聚合方法的有效性。
引用
收藏
页码:150 / 157
页数:8
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