以势流理论为基础,本文用不可压流涡段所产生的扰动流场的线性叠加,计算涡分离流动的流场。
Based on the potential theory, a linearity combination of the disturbance flow field generated by the uncompressible vortex part was applied in the computation of separate vortex flow.
本文建立了扰动速度势面元法预报螺旋桨表面非定常压力分布的理论和数值方法。
This paper sets the theoretical and numerical method predicting the unsteady pressure distribution on the propeller blade surface by using perturbation potential based on surface panel method.
作者给出了计算波浪扰动力的公式,使得在时域中有航速船舶波浪扰动力的计算,可以用辐射势和入射波势来表示,而不须求解绕射势。
A proposed "D. Z. Z. formula" for computing wave exciting forces is presented, therefore the exciting forces in time-domain can be given without computing the diffraction potential.
本文采用近似因式分解(AF 2)方法,数值求解二元跨音速小扰动速势方程。
An implicit approximate factorization scheme (AF2) is employed in this paper to obtain the numerical solutions of TSD and TSTD equation.
通过建立界面扰动模型,推导了三元固态置换反应系界面稳定性的化学势梯度判据。
A new interface-perturbation model of ternary system is suggested and the interface-stability criterion is derived in the form of chemical potential.
通过建立界面扰动模型,推导了三元固态置换反应系界面稳定性的化学势梯度判据。
A new interface-perturbation model of ternary system is suggested and the interface-stability criterion is derived in the form of chemical potential.
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