Originally Posted by pravin shinde
we decide to make a project on cloud computing but I don't no how to install cloud and how its work
What exactly do you expect from us? I doubt anyone will provide an step-by-step tutorial when the question asked is this open.
I would suggest you search for and read the articles that are available on-line.
Here are just 2 to start with:
- OpenStack (wiki)
/ OpenStack (home)
- CloudStack (wiki)
/ CloudStack (home)