# How to give boundary condition for rotating frame

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 February 27, 2006, 03:52 How to give boundary condition for rotating frame #1 san Guest   Posts: n/a Hi, Heartly welcome to all fluent users. i am facing a problem in giving Boundary Condition. please help me to solve this. problem is i am having a blade in a cylinder. i want to simulate the condition while blade rotates. how to carry out this problem. thanks san

 February 28, 2006, 06:57 Re: How to give boundary condition for rotating fr #2 hamina Guest   Posts: n/a in bondarie condition 1- SEY FLUIDE 2-OPEN motion typ choose ( moving reference frame) 3-put your valu in rotational velocity (speed)

 February 28, 2006, 11:01 Re: How to give boundary condition for rotating fr #3 manohar Guest   Posts: n/a do u mean that, do u want rotation of solid blade inside the cylinder in steady state? if it is like that, in bc panel, for the solid u select moving reference frame - give rotational velocity and direction, for the walls around that blade, select moving walls and give the same values for rotation. i think this will work, check it.

 March 1, 2006, 07:52 Re: How to give boundary condition for rotating fr #4 san Guest   Posts: n/a Thanks for giving these idea i tried it. it's working. can we have mail id's so that we can communicate in future. bye san

 March 2, 2006, 03:56 Re: How to give boundary condition for rotating fr #5 hamina Guest   Posts: n/a i want the 1-udf of herschel bulkley 2- to creat helical ribbon to gambit my mail : mbouanini@yahoo.fr