Install Portable Ubuntu in windows PC
First you need to download latest version from here after downloading you can see the following details
File name:- Portable_Ubuntu.exe
File Size :- 438 MB (At the time of writing)
Project home page :- http://portableubuntu.sourceforge.net
After completing your download double-click to unpack it to a folder. On Vista or Windows 7, you'll have to open your command
prompt as an administrator,For windows XP users you just launch a command prompt. Head to the folder where you extracted your Portable Ubuntu, and enter run_portable_ubuntu and hit Enter to launch the .bat script.
Portable Ubuntu Screenshots