水动力导数 meaning in Chinese
hydrodynamic force derivatives
Examples
- As an example , the hydrodynamic derivatives of a slender - body of revolution are calculated
作为例子，本文用数值方法计算了细长回转体的水动力导数，给出了结果。 - The experiments of the cable and towed - body are carried respectively to get the resistance coefficients and the dynamic coefficients
本论文对拖缆和水下拖体分别进行了水动力试验，得到了它们的阻力系数和水动力导数。 - During the processing system development , firstly , set forth the methods , importance and two recently formulas of hydrodynamic derivatives . secondly , based on the mmg module the maneuvering motion equations are established for the ship in still and deep water . to compile and run the program , the calculation results compared with the experimental data
本论文首先简述了获得水动力导数的方法、重要性和两种新的估算法，接着运用mmg分离型船舶运动数学模型，建立了深水、静水域的船舶操纵运动方程，并编制计算程序，将试验结果同数值计算结果相比较，获得较为满意的结果。 - So , it is main problem that set up mathematic model for ship motion simulation . however , the calculating definition of maneuverability motion depends on the hydrodynamic derivatives . for this reason , the purpose of this article is : apply newly hydrodynamic derivatives formula to calculate hydrodynamic forces and offer the ship maneuverability index during the design stages
因此，本文的研究目的是：运用最近提出的水动力导数近似估算公式，获得较为精确的水动力计算，为船舶工程人员在船舶初始设计阶段提供使用工具，使他们在设计时就能较准确地获得实船操纵性能指标。