Chinese Journal of Ship Research, Volume. 20, Issue 3, 232(2025)
Stability analysis and controller parameter optimization method for ship power electronic propulsion system based on Middlebrook criterion
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Table 1. Key simulation parameters
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参数 数值 参数 数值 母线电容Cf/mF 10 定子电阻Rs/mΩ 1.502 母线电感Lf/mH 0.2 电感Ld，Lq/mH 0.476 7 母线电阻Rf/mΩ 1 磁极对数Pn 8 母线电压Udc/V 1 200 永磁体磁链ψf/Wb 3.55 负载转矩TL/(N·m) 195 200 转动惯量J/(kg·m2) 550 转速控制器的比例系数kωp 50 电流控制器的比例系数kIp 40 转速控制器的积分系数kωi 0.2 电流控制器的积分系数kIi 0.1
Table 2. Value before and after parameter optimization
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参数 优化前取值 优化后取值 kIp 40 31.25 kIi 0.1 0.26 Cf的临界稳定值/mF 5 1.26
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Chenghu XU, Weibo LI, Hao ZHANG, Zhiming PENG, Hualiang FANG. Stability analysis and controller parameter optimization method for ship power electronic propulsion system based on Middlebrook criterion[J]. Chinese Journal of Ship Research, 2025, 20(3): 232
Paper Information
Category: Marine Machinery, Electrical Equipment and Automation
Received: Mar. 7, 2024
Accepted: --
Published Online: Jul. 15, 2025
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