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Ode15s , Plotting issue.
Nx = 50; % Number of grid points L = 5000; % Length of the spatial domain dx = L / (Nx-1); % Spatial step si...
2 years 前 | 1 个回答 | 0
1
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Unable to meet integration tolerances without reducing the step size
Nx = 50; % Number of grid points L = 5000; % Length of the spatial domain dx = L / (Nx-1); % Spatial step siz...
2 years 前 | 1 个回答 | 0
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ODE15s Unable to meet integration tolerances without reducing the step size below the smallest value allowed
% Set up the system of ODEs including the boundary condition ODEs function dudt = MyODEs(t, u, Nx, dx, f, c, D) P = u(1:Nx...
ODE15s Unable to meet integration tolerances without reducing the step size below the smallest value allowed
% Set up the system of ODEs including the boundary condition ODEs function dudt = MyODEs(t, u, Nx, dx, f, c, D) P = u(1:Nx...
2 years 前 | 0
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ODE15s Unable to meet integration tolerances without reducing the step size below the smallest value allowed
Nx = 50; % Number of grid points L = 5000; % Length of the spatial domain dx = L / (Nx - 1); % Spatial step siz...
2 years 前 | 2 个回答 | 0
2
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NaN error when i add P =P + delta_P:
% Constants L=10; Nx = 6; % Number of grid points dx = L / (Nx - 1); % Grid spacing x = linspace(0, L, Nx); % Spatial poin...
2 years 前 | 0 个回答 | 0
0
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NaN Error , while solving Newton Raphson method
% Parameters Nx = 6; % Number of grid points dx = 2; % Grid spacing initial_guess = 1.4; % Initial guess fo...
2 years 前 | 1 个回答 | 0
1
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Why do I get NaN error in A_momentum and (-F)?
; Momentum Equation. Problem: In this discretize form v_i, v_i+1 and v_i-1are unknow. Which make equation non linear, To solve ...
2 years 前 | 1 个回答 | 0
1
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Why do I get NaN error for rho(i,n+1) and v(i,n+1) ?
%% The current code assumes that the nozzles are only present at the first control volume (inlet) and the last control volume ...
2 years 前 | 1 个回答 | 0
