March 2010 Feasibility study report for the 100 MW wind power project Prepared for Oil and Natural Gas Corporation Limited Project Report No 2009RT11 w w w .te ri in .o rg The Energy and Resources Institute © The Energy and Resources Institute 2010 Suggested format for citation T E R I. 2010 Feasibility study report for the 100 MW wind power project New Delhi: The Energy and Resources Institute. [Project Report No. 2009RT11] For more information Project Monitoring Cell T E R I Tel. 2468 2100 or 2468 2111 Darbari Seth Block E-mail [email protected] IHC Complex, Lodhi Road Fax 2468 2144 or 2468 2145 New Delhi œ 110 003 Web www.teriin.org India India +91 • Delhi (0) 11 Contents Page No. CHAPTER 1 Feasibility report for the wind power projects in the states of Gujarat, Maharashtra, Rajasthan and Andhra Pradesh.......................................................1 Methodology adopted for Feasibility Study.................................................................................1 Renewable energy..........................................................................................................................2 Wind energy....................................................................................................................................2 Wind resource.............................................................................................................................2 Wind turbine...............................................................................................................................5 Development of wind power in India...........................................................................................9 Government policies..................................................................................................................... 11 Central Government policies / legislations............................................................................. 11 State government policies for development of wind power...................................................14 Wind resources in Gujarat, Maharashtra, Andhra Pradesh and Rajasthan......................... 24 Wind resource in Gujarat........................................................................................................ 24 Wind resource in Maharashtra................................................................................................25 Wind resource in Rajasthan.................................................................................................... 26 Wind resource in Andhra Pradesh..........................................................................................27 Wind turbines available for Installation in India..................................................................... 28 Inputs provided by the wind farm developers in India.............................................................31 Selection of state and site............................................................................................................ 32 Short listing of sites ................................................................................................................. 32 Energy generation analysis........................................................................................................ 34 Project cost....................................................................................................................................37 Capital cost................................................................................................................................37 The operation and maintenance costs.................................................................................... 39 Financial analysis........................................................................................................................ 39 Assumptions ............................................................................................................................ 39 Financial analysis of the projects............................................................................................ 40 Possibility of availing CDM benefits....................................................................................... 43 Sensitivity analysis .................................................................................................................. 46 Risk analysis................................................................................................................................ 49 Payment security..................................................................................................................... 49 Entry exit barriers.................................................................................................................... 50 Technology............................................................................................................................... 50 Risk during construction..........................................................................................................51 Other energy sources................................................................................................................51 Environmental assessment..........................................................................................................51 Pollution....................................................................................................................................51 Fire /Accident ...........................................................................................................................51 Steps involved in developing a wind energy farm.....................................................................51 Contractual agreements between wind farm/ mill owners and SEB/power utilities...........54 Conclusion and recommendation................................................................................................56 CHAPTER 2 Technical feasibility study of solar PV power plants at Jakhau, Gujarat ..........................................................................................................................59 Jakhau...........................................................................................................................................59 Solar energy resource assessment for Jakhau...........................................................................61 Solar PV system............................................................................................................................65 Solar cell technologies..................................................................................................................65 Classification of solar cell technologies......................................................................................67 Wafer-based crystalline silicon solar cell technology............................................................ 68 Thin film solar cell technology................................................................................................ 69 Amorphous silicon thin film (a-Si) solar cell ......................................................................... 70 Cadmium telluride (CdTe) thin film solar cell....................................................................... 70 Copper Indium Gallium Diselenide (CIGS) solar cells........................................................... 71 Concentrating solar photovoltaic................................................................................................72 Dish CPV...................................................................................................................................72 Lens CPV...................................................................................................................................73 Low concentration PV (LCPV).................................................................................................74 Non-tacking CPV......................................................................................................................74 Estimation of Utilizable area for SPV projects at ONGC site Jakhau: Shade Analysis..........75 Potential of SPV power plants at ONGC wind farm, Jakhau.................................................. 80 ANNEX I Guidelines for scheme on Generation Based Incentives (GBI) for Grid Interactive W ind Power Projects issued on 16 Dec 2009......................................81 ANNEX II Technical evaluation of wind turbines................................................ 85 Turbine features.......................................................................................................................... 85 Turbine size.............................................................................................................................. 85 Generator type ......................................................................................................................... 85 Single speed/ variable speed................................................................................................... 85 Geared/gearless ....................................................................................................................... 85 Reactive power control............................................................................................................ 86 Cut in wind speed ...................................................................................................................