# How to write a solver beginner

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 January 31, 2008, 11:56 Hi Manuel. Thanks for your #21 New Member   Hyunchang Lee Join Date: Mar 2009 Location: Daejeon, Korea Posts: 11 Rep Power: 9 Hi Manuel. Thanks for your reply. You're right! I'm solving coupled equations. I'll contact alberto. Good luck to your work!!! kind regards, Hyunchang

 January 31, 2008, 15:00 Hi again Dragos! I probe wi #22 New Member   Antonieta Silva Join Date: Mar 2009 Location: Concepcion, Chile Posts: 15 Rep Power: 9 Hi again Dragos! I probe with laplacianFoam solver, and my program run, but when I see the results in paraview, nothing change... the temperature behavior is always the same, don't change with time... I review all, and I don't know what's wrong... If you have an idea of which can be my mistake, i will be grateful. Antonieta

 January 31, 2008, 16:05 If you start from a constant t #23 Senior Member     Dragos Join Date: Mar 2009 Posts: 648 Rep Power: 12 If you start from a constant temperature field and the same value for the boundaries, then nothing should change, but this is just a guess since I don't know your settings. What is your initial field and what are the values at the boundaries? Dragos

 January 31, 2008, 16:17 The inside of the sphere is a #24 New Member   Antonieta Silva Join Date: Mar 2009 Location: Concepcion, Chile Posts: 15 Rep Power: 9 The inside of the sphere is a 1000 and the surface a 100. With this values, the sphere should be colder... but nothing happen.... Ah! my DT=1.477E-5. Antonieta

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