A numericalmodel analysis was performed to analyze the motion and mooring tension response of submersible ... Using a Morison equation type model, simulations of the systems were conducted with the cage at the surface ... JONSWAP spectrum) with and without a co-linear current with a magnitude of 0.5m/s were simulated into the model
experiments and numerical simulations. ... different loading conditions, namely overload, design-load, and lightship, for small craft, using both model
In this study, numericalmodel for transport of radionuclide and colloid was developed. ... the Pearson’s correlation coefficient was greater than 0.99 which demonstrates the accuracy of the model ... Strang-splitting Sequential Non-Iterative (SNI), which is one of Operator Splitting Method, was used for numerical
The analysis results are compared for both non-reinforced and reinforced cases to numerically evaluate ... ground reinforcement under a buried pipeline subjected to differential settlement via a finite element modeling
barrier system, a major improvement on the mathematical models which analyze the distribution of water ... To apply the current thermal-hydrological-mechanical models to the assessment of the performance of engineered
Data for model analysis derived from the finite volume (fv) GCM (Goddard Earth Observing System Ver. ... 4, GEOS-4) and the Land Data Assimilation System (LDAS) have been utilized in a mesoscale model. ... data are tested to provide initial conditions and lateral boundary forcings to the Purdue Mesoscale Model
유기성슬러지의 재활용 및 감량화 하기 위해서는 탈수와 건조를 통해 함수율을 40% 이내로 낮추어야하는데 이때 다량의 에너지 비용이 소비됨으로 경제성 있는 기술 개발에 대한 요구가 높다. 이를 해결하기 위하여 유기성슬러지를 오존, 초음파, 열 및 전자파 등의 전처리 방법..
..PAGE:1 Numerical Optimization Models 석사 2기 이동건 ..PAGE:2 Introduction ..PAGE:3 Gradient methods ..PAGE ... Numerical experiment have shown that BFGS formula’s performance is superior over DFP formula. ... In each step we compute the LS estimator for a linear approximation of the nonlinear model. ..PAGE:14
Numericalmodel can be classified into two types. ... In this paper we presented numerical method for the simulation of powder injection molding filling process ... properties of powder binder mixture such as slip phenomena and yield stress were introduced into the numerical
Sometimes, moreover, the updated model may have no physical meaning. ... In this paper, a new FE model updating method based on a hybrid optimization technique using genetic ... Most conventional model updating methods must use mathematical objective function with experimental modal
model. ... model through river survey and the grain size analysis. ... river channel characteristics which play dominant role in the formation of channel and based on the numerical
본 논문에서는 기존 연속균열모형들이 대형균열 표현에서 소성변형을 과도하게 계산하는 문제점을 극복한 대형균열모형을 제안하였다. 또한 소성손상모형을 수정한 형태로 제안된 균열모형을 수치해석에 사용할 수 있도록 3단계 회귀매핑 알고리즘으로 구성된 알고리즘을 제시하였다. 전산..
The numerical simulations were performed to analyze the advection-diffusion processes of dredging-induced ... the advection-diffusion of the turbidity plume
using the concentration ratio concepts shows that the numerical ... model can be applied to analyze the environmental impact
of dredging works.
The numerical simulation could successfully predict the behavior of hyporheic exchange and contribute ... Field and experimental observations, and modeling studies indicate that hyporheic exchange is mainly ... In this study, 3 D hydro-dynamic model solves
the Reynolds-averaged Navier-Stokes equations for the
Numerical modeling and scenario composition are needed to characterize the geological environment of ... Numerical methods and case studies were reviewed, confirming that an appropriate and optimized modeling ... A hydro-mechanical coupled model was evaluated for analyzing stress field changes and fracture zone re-activation
The TOUGHFLAC simulator was applied for the numerical simulation assuming a continuum model for coupled ... In this study, a numerical sensitivity analysis was performed to analyze the effect of rock properties ... The difference in the THM responses of the three rock type models implies the importance of the appropriate
In this paper, numerical modeling is conducted to analyze the tension of an anchor line by varying the ... In the simulation of numericalmodel, wave height of 3, 4, 5 and 6 m, a period of 4.4 s, and the flow ... The drag coefficient of the trapnet, the main model for numerical analysis, was obtained by a circular
This study focuses on developing tsunami hazard map by numerical modeling at Imwon Port to minimize losses ... A hazard map is developed based on inundation maps obtained by numerical modeling of 3 past and 11 virtual