Dear Friends,

I am doing my project in transient air flow in manifold of engine, so i need to write UDF for that but i dont know the basics of UDF and i dont have Fluent User Id and Password to acess the Fluent Site, so please can any one give me the User Id and Password of Fluent please with kind request........ Please help me friends i am struggling a lot to execute this project...... Thanks in advance......Please dont hesitate to help me dear friends..... Thanks a lot.........

This is my mail id vijayaragavan5@sify.com

Hello Vijay,

You should be able to find the Fluent 5 Users guide online. There has not been much change in the UDF chapter and it will help you get started.

Hi thanks for ur reply......... Do u have experience in writing UDF

I have written UDF's for source terms

Hi friend can u please help me to write an UDF for Velocity inlet with respect to time for following readings please........

Time(s) Velocity(m/s) 5 3 7 5 10 8

Thanks for ur reply friend.......

Hi friend can u please help me to write an UDF for Velocity inlet with respect to time for following readings please........

Time(s) - 5 3 7

Velocity(m/s) - 5 10 8

Thanks for ur reply friend.......