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Building a continuous-time state-space model for the heat equation
Hello, I'm struggeling a litle bit with a thermal model based on the two and thre dimensional heat equation. My aim is to es...
6개월 전 | 답변 수: 1 | 0
1
답변질문
Data structure for system identification toolbox for multiple input multiple output data
Hello, I'm trying to analyze data in the system identification toolbox. The imput variables are time, pressure, angle and d...
9개월 전 | 답변 수: 0 | 0
0
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Data structure for estimation of continuous-Time Grey-Box model (continuous-time state-space model)
Hello together, I am trying to understand the grey-box modelling in matlab with continuous-time state-space model structure u...
9개월 전 | 답변 수: 0 | 0
0
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Grey box model of 1d heat diffusion in a rod (official mathworks example)
Hello, I'm thinking about grey-box modelling of heat diffusion in a rod with the 1d heat equation. There is a interesting ex...
9개월 전 | 답변 수: 1 | 0
1
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Load data into the "System Identification Toolbox"
Hello, I am struggeling a little bit with loading some data into the system identification toolbox. The data is quite simple, ...
9개월 전 | 답변 수: 1 | 0
1
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Data Reshape for Contour Plot
Hello, I'm facing a few problems while data reshaping. I have velocity values in a cartesian coordinate system (x,y,z) . The va...
대략 1년 전 | 답변 수: 1 | 0
1
답변답변 있음
Vectorization of an if condition with cirle function
Thank you for the answer, I already solved the problem by myself. I embedded the Tinf and hT matrixes in a suitable one filled...
Vectorization of an if condition with cirle function
Thank you for the answer, I already solved the problem by myself. I embedded the Tinf and hT matrixes in a suitable one filled...
1년 초과 전 | 0
질문
Vectorization of an if condition with cirle function
Hello, I have a question regarding vectorization of loops. In the case the value hT is changing depending on the position of t...
1년 초과 전 | 답변 수: 2 | 0
2
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Matlab optimized slice plot
Hello, I have a question regarding the slice plot in matlab. I solve the temperature field in a cube domain, depending on conv...
1년 초과 전 | 답변 수: 1 | 0
1
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Make a contourf plot beautifuller
Hello, I have a question regarding the contourf plot in Matlab. With my script: f=figure(2); fontSize=20; f.Pos...
거의 2년 전 | 답변 수: 1 | 0
1
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Simlink example “Heat Conduction Through Iron Rod”
Hello, I’m struggling a little bit with the Simlink example “Heat Conduction Through Iron Rod”. Unfortunately, the example ...
거의 2년 전 | 답변 수: 2 | 0
2
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Strange temperature output for 2D heat equation
Hello, I'm working on a script to solve the 2D heat equation with the classic BTCS scheme. A simple quadratic domain with th...
2년 초과 전 | 답변 수: 1 | 0
1
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Trouble with array index in a cfd solver
Hello, I’m trying to implement a simple cfd solver for the incompressible naiver stokes equation on rectangle domain (Lid-drive...
2년 초과 전 | 답변 수: 0 | 0
0
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Looping of grid plot
Hello, with the aid of @Mathieu NOE and @Bjorn Gustavsson I was able to create a countour plot and a Nx x Ny grid partition. ...
2년 초과 전 | 답변 수: 1 | 0
1
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Further processing of contour plot data
Hello, I would like to analyse a contour plot data.I’m trying to divide the contour plot into 4x3 pieces, calculate the mean fo...
거의 3년 전 | 답변 수: 2 | 0
2
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Trouble with an array
Hello, I have some trouble with an array. I try to set the values for a 3D array (nx x ny x nz) that all inner nodes are set to...
거의 3년 전 | 답변 수: 1 | 0
1
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Merge arrays with different dimensions
Hello, I have a small problem with an array. I have an initial array with nx x ny positions, then I create another array with ...
거의 3년 전 | 답변 수: 1 | 0
1
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Heat flux as boundary condition in 2D transient heat conduction equation
Hello, I have a question regarding the 2D transient heat conduction equation: clc clear all close all length_x=0.2; leng...
대략 3년 전 | 답변 수: 0 | 0
0
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1D Heat equation in Matlab with heat Flux at one side
I’m solving the 1D heat equation with Matlab pdepe function. The geometry is a steel rod of 1m length, which has a constant t...
3년 초과 전 | 답변 수: 0 | 0
