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Forum: Main CFD Forum

August 8, 2011, 06:34

Replies: 3

1D Burgers euqation with 4th Runge Kutta

Views: 5,334

Posted By dokeun

dear cfdnewbie I understood my problem. ...

dear cfdnewbie

I understood my problem.

my original program was...

DO i=2,IM-1
u1(i) = function of u(n,i)
u2(i) = function of u(n,i)
u3(i) = function of u(n,i)

Forum: Main CFD Forum

August 8, 2011, 02:45

Replies: 3

1D Burgers euqation with 4th Runge Kutta

Views: 5,334

Posted By dokeun

Dear cfdnewbie Thank you for your reply. ...

Dear cfdnewbie

Thank you for your reply.

Would please review my spreading out of the equations.

u^{(1)}_{i} = u^{n}_{i}

u^{(2)}_{i} = u^{n}_{i} - \frac{1}{2}\Delta t \left(...

Forum: Main CFD Forum

August 4, 2011, 03:57

Replies: 3

1D Burgers euqation with 4th Runge Kutta

Views: 5,334

Posted By dokeun

1D Burgers euqation with 4th Runge Kutta

Hello

Now i'm tring to apply 4 Stage Runge Kutta scheme to 1D Burgers euqation as a model equation like this.

u^{n+1}_{i} = u^{n}_{i} - \Delta t \left( \frac{\partial E}{\partial...

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