It is common in the renewable energy industry that each power generating project is under a separate special purpose vehicle.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/limited-liability-model-ideal-renewable-energy-firms
[2] http://admin.indiaenvironmentportal.org.in/category/author/m-ramesh
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/business-line-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/renewable-energy
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/power-industry
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy