船舶操纵性数值的预报粘性流研究

Research on Forecasting Viscous Flow of Ship Maneuverability Numerical Value

随着社会经济水平的不断提高和信息时代的不断发展,计算流体力学(CFD)技术应运而生,该技术凭借着自身独有的优势和应用前景,被广泛地应用于船舶操纵性预报领域中,为提高航向能力和船舶操纵性发挥出重要作用。为了进一步提高船舶操纵性数值预报精度,现以KVLCC2标准船模为主要研究对象,严格按照船舶操纵性数值预报粘性流计算相关标准和要求,采用数值模拟的方式,研究了船舶在浅水中斜航运动粘性流场及水动力计算方法。结果表明;船舶操纵性数值的预报粘性流计算方法具有很高的可行性和有效性,为不仅简化了试验流程,还保证了试验结果的准确性和真实性,为进一步提高船舶优化设计水平打下坚实的基础。希望通过这次研究,为相关从业人员提供有效的借鉴和参考。

With the continuous improvement of the social and economic level and the continuous development of the information age,computational fluid dynamics(CFD)technology emerged at the historic moment.With its own unique advantages and application prospects,this technology is widely used in the field of ship maneuverability prediction,it plays an important role in improving the heading capability and ship maneuverability.In order to further improve the accuracy of the ship maneuverability numerical prediction,the KVLCC2 standard ship model is now the main research object,strictly in accordance with the relevant standards and requirements for the calculation of the ship maneuverability numerical prediction viscous flow calculation,and the method of numerical simulation is used to study the ship slanting in shallow water Kinematic viscous flow field and hydrodynamic calculation method.The results show that the forecast viscous flow calculation method for ship maneuverability values is highly feasible and effective,which not only simplifies the test process,but also ensures the accuracy and authenticity of the test results,and lays a foundation for further improving the level of ship optimization design solid foundation.It is hoped that this research will provide effective reference and reference for relevant practitioners.