How long does it take for PhD scholarship from DAAD
Recently I attended the “Research in Germany” events at the Fall Meeting 2015 of the American Geophysical Union in San Francisco. All of them were organised under the auspices of the German Research Foundation (DFG). You can have a look in the following webpage for more details: http://www.research-in-germany.org/en

Here is the link for research funding: http://www.research-in-germany.org/en/research-funding.html

Here is the link for financing and funding a PhD: http://www.research-in-germany.org/en/jobs-and-careers/info-for-phd-students/financing-funding-phd.html

Since you have already been selected in a PhD program, you can make application to many organizations for funding. Please have a look here: http://www.research-in-germany.org/en/jobs-and-careers/info-for-phd-students/financing-funding-phd/funding-for-phd-students.html