AEATECHNOLoGY ENGINEERING SOFTWAR Lecture 7 CFX Command File CFX-Setup CFX-4 CFX-4.3V4.3.1H Introductory Training (Dec 1999)
CFX-4 Introductory Training (Dec 1999) 7-1 CFX-4.3 V4.3.1H Lecture 7 CFX Command File & CFX-Setup
AEATECHNOLoGY ENGINEERING SOFTWAR CFX Command File A command file(m#f fc)is required to run CFX-4 The command file defines Problem characteristics Physical models and parameters Material properties Equation solvers Convergence criteria收敛标准 boundary conditions Output options CFX-4 CFX-4.3V4.3.1H Introductory Training (Dec 1999)
CFX-4 Introductory Training (Dec 1999) 7-2 CFX-4.3 V4.3.1H CFX Command File A command file (m##.fc) is required to run CFX-4 - The command file defines > Problem characteristics > Physical models and parameters > Material properties > Equation solvers > Convergence criteria 收敛标准 > Boundary conditions > Output options
AEATECHNOLoGY ENGINEERING SOFTWAR CFX Command File The command language Uses commands(starting with >> Commands may have subcommands Keywords qualify the command Keywords may be followed by integers, real numbers characters CFX-4 CFX-4.3V4.3.1H Introductory Training (Dec 1999)
CFX-4 Introductory Training (Dec 1999) 7-3 CFX-4.3 V4.3.1H CFX Command File The Command Language - Uses commands (starting with >>) - Commands may have subcommands - Keywords qualify the command - Keywords may be followed by integers, real numbers, characters
AEATECHNOLoGY ENGINEERING SOFTWAR CFX Command File The top level commands are >>CFX4 >>MODEL TOPOLOGY (may be not necessary >>MODEL DATA >>SOLVER DATA >>CREATE GRID (may be not necessar >> MODEL BOUNDARY COND工T工ONS >>OUTPUT OPTIONS >>STOP 7-4 CFX-4 CFX-4.3V4.3.1H Introductory Training (Dec 1999)
CFX-4 Introductory Training (Dec 1999) 7-4 CFX-4.3 V4.3.1H CFX Command File The top level commands are >>CFX4 >>MODEL TOPOLOGY (may be not necessary) >>MODEL DATA >>SOLVER DATA >>CREATE GRID (may be not necessary) >>MODEL BOUNDARY CONDITIONS >>OUTPUT OPTIONS >>STOP
AEATECHNOLOG ENGINEERING SOFTWAR Case stud / This command file has been set up tion example >CFX4 >>OPT工ONS THREE DIMENSIONS BODY FITTED GRID CARTESIAN COORDINATES TURBULENT FLOW HEAT TRANSFER 工 NCOMPRESSIBLE FLOW STEADY STATE USE DATABASE >>MODEL DATA >> MAter工 ALS DATABASE >>SOURCE OF DATA >>FLUID DATA MATERIAL TEMPERATURE 2.8800E+02 MATERIAL PHASE GAS >>T工TLE PROBLEM TITLE MY FIRST CFX-4 COMMAND FILE CFX-4 CFX-4.3V4.3.1H Introductory Training (Dec 1999)
CFX-4 Introductory Training (Dec 1999) 7-5 CFX-4.3 V4.3.1H Case Study /* This command file has been set up */ /* for the T junction example */ >>CFX4 >>OPTIONS THREE DIMENSIONS BODY FITTED GRID CARTESIAN COORDINATES TURBULENT FLOW HEAT TRANSFER INCOMPRESSIBLE FLOW STEADY STATE USE DATABASE >>MODEL DATA >>MATERIALS DATABASE >>SOURCE OF DATA PCP >>FLUID DATA FLUID 'AIR' MATERIAL TEMPERATURE 2.8800E+02 MATERIAL PHASE 'GAS' >>TITLE PROBLEM TITLE 'MY FIRST CFX-4 COMMAND FILE