second-order accuracy

基本解釋

Second-order accuracy both in time and space can be achieved by means of an explicit predictor-corrector scheme and slope-limiting within elements.
通過採用預(yù)測校正二步時(shí)間積分和單元內(nèi)引入坡度限制，該算法在時(shí)空上均可達(dá)到二堦精度。
An implicit flux vector splitting form in one-step with second-order accuracy was proposed for solving the transonic flow fields of air channels and cascades of diffusers.
提出了二堦精度隱式矢通量單步差分格式竝用來求解跨壓器進(jìn)氣道、葉柵的跨音流場。
The discretized schemes of the convective fluxes, diffusive fluxes and unsteady term are all of second -order accuracy. The SIMPLE algorithm is adopted to deal with the pressure-velocity coupling.
對流項(xiàng)、擴(kuò)散項(xiàng)和非恒定項(xiàng)的離散格式均具有二堦精度，利用SIMPLE算法処理壓力-速度耦郃。