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宽带光纤耦合器的特性研究
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作者 陶卫东 白贵儒 +1 位作者 朱冰 钱景仁 《宁波大学学报(理工版)》 CAS 1997年第3期9-13,共5页
应用局部耦合模理论,对非对称臂宽带光纤耦合器熔锥的形成及耦合发生过程作了较为精确的分析,计算得出了这类耦合器的熔锥特性曲线及光谱特性曲线,本文理论的进一步简化可得到一个特例。
关键词 非对称臂 宽带 耦合器 光谱特性
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Interference Resistance of Pentamaran Ship Model With Asymmetric Outrigger Configurations 被引量:2
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作者 Yanuar Ibadurrahman +2 位作者 Kurniawan T. Waskito S. Karim M. Ichsan 《Journal of Marine Science and Application》 CSCD 2017年第1期42-47,共6页
An experimental investigation is performed to assess the relation of interference performance on the total resistance of a pentamaran model advancing in calm water. For this motivation, the total drag of the ship is ... An experimental investigation is performed to assess the relation of interference performance on the total resistance of a pentamaran model advancing in calm water. For this motivation, the total drag of the ship is performed for several values of asymmetric outrigger configuration and hull separation, altering the Froude number in the range 0.3–0.9. Our results indicate that remarkable changes in resistance require notable changes in transverse distance values (hull separation) when wave interference may occur. In addition, there is no single configuration that consistently outperforms the other configurations across the entire speed range and the optimum interference factor -0.2 appears at a Froude number of 0.45 in S/L=0.33 with the outrigger outer position: asymmetric outboard for A3 configuration. 展开更多
关键词 interference resistance interference factor asymmetric outrigger multihull ship PENTAMARAN ship model
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