船舶力学
船舶力學
선박역학
JOURNAL OF SHIP MECHANICS
2014年
5期
581-590
,共10页
VLFS%RMFC%浅吃水%连接器载荷
VLFS%RMFC%淺喫水%連接器載荷
VLFS%RMFC%천흘수%련접기재하
VLFS (very large floating structures)%RMFC (rigid module flexible connector)%shallow draft%connector loads
采用刚性模块柔性连接器(RMFC)模型,柔性连接器假定为线性弹簧模型。基于三维势流理论计算浮体水动力,从而得到连接器的动力响应。计算并比较了3种不同模型在7级海况作用下的连接器动力响应,研究了浅水效应对连接器动力特性的影响,得到超大型浮体连接器动力响应一定的规律,从而为浅吃水超大型浮体连接器的设计提供一定的参考。
採用剛性模塊柔性連接器(RMFC)模型,柔性連接器假定為線性彈簧模型。基于三維勢流理論計算浮體水動力,從而得到連接器的動力響應。計算併比較瞭3種不同模型在7級海況作用下的連接器動力響應,研究瞭淺水效應對連接器動力特性的影響,得到超大型浮體連接器動力響應一定的規律,從而為淺喫水超大型浮體連接器的設計提供一定的參攷。
채용강성모괴유성련접기(RMFC)모형,유성련접기가정위선성탄황모형。기우삼유세류이론계산부체수동력,종이득도련접기적동력향응。계산병비교료3충불동모형재7급해황작용하적련접기동력향응,연구료천수효응대련접기동력특성적영향,득도초대형부체련접기동력향응일정적규률,종이위천흘수초대형부체련접기적설계제공일정적삼고。
The rigid module flexible connector model is applied, the flexible connectors are modeled as lin-ear springs. Three-dimensional potential flow theory is adopted to calculate hydrodynamic forces and dynamic response of connectors. The dynamic response of connectors in 3 different models under sea state 7 is ana-lyzed and compared, and the shallow water effect on dynamic characteristics of connectors is studied, which can provide guides for the design of connectors of very large floating structures under shallow draft.