wpsze

MPAS | Smagorinsky turbulence model | Eddy viscosity

MPAS | Smagorinsky turbulence model | Eddy viscosity

Large eddy simulation (LES) Large eddy simulation (LES) is a mathematical model for turbulence used in computational fluid dynamics. It was initially proposed in 1963 by Joseph Smagorinsky to simulate

2024-12-10

MPAS

#MPAS #NWP #WRF #HPC

WRF | MPAS | MPI | halo/ghost cell

WRF | MPAS | MPI | halo/ghost cell

Message Passing Interface (MPI) 訊息傳遞介面（Message Passing Interface，縮寫MPI）是一個平行計算的應用程式介面（API），常在超級電腦、電腦叢集等非共用主記憶體環境程式設計。 The message passing interface effort began in the summer of 1991 when a small grou

2024-12-07

WRF

#MPAS #NWP #WRF #HPC #MPI #halo cell #ghost cell

MPAS | MPAS-A Idealized Test Cases

MPAS | MPAS-A Idealized Test Cases

MPAS-Atmosphere idealized test cases https://mpas-dev.github.io/atmosphere/test_cases.html The downloads below for MPAS-Atmosphere idealized test cases include the following:

2024-12-06

MPAS

#MPAS #NWP #WRF #HPC

CFD | OpenFOAM | STL file | 網格生成

CFD | OpenFOAM | STL file | 網格生成

OpenFOAM三維網格生成器 snappyHexMesh（SHM）是OpenFOAM軟體的三維結構化網格生成模組，功能比較強大，設定靈活，表面處理貼合功能非常強健並且可以並行運算。 SHM能夠透過使用者自訂參數（如細化參數castellatedMeshControls、切合參數snapControls等）對預先載入的幾何體檔案（通常為'.stl'檔案）自動實現三維網格生成、加密(castella

2024-12-05

CFD

#HPC #OpenFOAM

Maths | p-value | Statistical Significance

Maths | p-value | Statistical Significance

p-value In null-hypothesis significance testing, the p-value is the probability of obtaining test results at least as extreme as the result actually observed, under the assumption that the null hypoth

2024-12-05

Maths

#NWP #ML #AI

CFD | OpenFOAM | In parallel

CFD | OpenFOAM | In parallel

Running applications in parallel Both domain decomposition and reconstruction processes can only be done on a single core. This section describes how to run OpenFOAM in paralle

2024-12-04

CFD

#HPC #OpenFOAM

CFD | OpenFOAM | Notes/Blogs

CFD | OpenFOAM | Notes/Blogs

Notes/Blogs 筆記/部落格列表 CFD study and method development for air intake systems using OpenFOAM 2020 | GIOVANNI CALZOLARI KTH ROYAL INSTITUTE OF TECHNOLOGY SCHOOL OF ENGINEERING SCIENCES Urban Wind Flo

2024-12-04

CFD

#HPC #OpenFOAM

Bash | Measure the execution time

Bash | Measure the execution time

Measure the execution time time The time that you are using is the bash shell built in time which the only option is -p The command "time" report a execution time information 123456time sleep 1Output:

2024-12-04

Bash

#Linux #Bash

LaTex | Formula Recognition | 數學公式識別軟體

LaTex | Formula Recognition | 數學公式識別軟體

數學公式識別軟體 SimpleTex 當需要編輯大量數學公式時，如果有一款軟體能夠識別公式圖片自動產生 Latex/Word 公式，這將極大的減少我們的工作量。最近在網路上找到SimpleTex這款軟體，支援自動辨識圖片公式、手寫板公式辨識功能，試用一段時間感覺還可以。專案網址：https://simpletex.cn/ SimpleTex 目前提供 Win 和 Mac 平台軟體安裝版，也提供

2024-12-04

LaTex

CFD | OpenFOAM | Allrun

CFD | OpenFOAM | Allrun

Allrun All OpenFOAM tutorials have Allrun and Allclean scripts which call some mysterious RunFunctions from even more mysterious sources. Source OpenFOAM first, source /home/wpsze/openfoa

2024-12-03

CFD

#HPC #OpenFOAM