for coal with ccs it is important to investigate the suitability of different methods of capture oxyfuelling precombustion and postcombustion c capture for indian coal which suffers from high ash content therefore precombustion capture would require the adaptation of igcc technology to indian coal quality or instead the use of imported coal but would offer additional benefits such as higher efficiency however its use is starting from a very low level of installed capacity and a much more ambitious approach is needed for both pv and csp