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Government policies should address technological challenges

Venugopal Pillai ,  Friday, December 02, 2011, 16:40 Hrs  [IST]

P. Krishnakumar— P. Krishnakumar, Managing Director, Orient Green Power Company Ltd

Orient Green Power Company is amongst India's largest renewable energy producers with an aggregate capacity of 300 mw comprising wind energy and biomass-based power. The Chennai-based company is now expanding its footprint through small hydropower projects. In an exclusive interaction, P. Krishnakumar speaks about the company business and shares his future plans. Krishnakumar also gives insights into how the government, through key policy changes, could make renewable energy an even more attractive proposition. An interview by Venugopal Pillai.

To begin with, please tell us about the broad distribution of your existing renewable energy capacity in terms of source type and geographical location.
Orient Green Power Company has a total renewable energy capacity of around 350 mw, which includes 300 mw of wind and 50 mw of biomass. Our wind power business is concentrated in Tamil Nadu where we have an installed capacity of 275 mw, followed by 25 mw in Andhra Pradesh. Our biomass plants are spread over Tamil Nadu and Rajasthan.

Do you have plans to set up wind power capacity in states like Maharashtra, Karnataka, Gujarat, etc where large wind power potential exists but unexploited?
Yes, we have planned nearly 300-mw of wind power plants in states like Andhra Pradesh, Gujarat and Karnataka, apart from Tamil Nadu.

Please discuss your imminent plans of entering the small hydropower generation sphere.
OGPL is currently establishing small hydropower plants of capacity 3x5 mw in Orissa, located across the Kolab River, near Jaypore. The plants are coming up through a special purpose vehicle partnered by Hyderabad-based Pallavi Power & Mines Pvt Ltd.

OGPL has also identified some potential small hydropower projects for 5x5-mw, in Himachal Pradesh and pursuing possible partnership with Japan's Kyustu Electric Power Company. The sites have been identified and pre-feasibility studies have been conducted.

Untitled - 24Solar power is fast emerging thanks to lucrative feed-in tariffs envisaged under the National Solar Mission. Do you have any plans of including solar energy in your renewables portfolio?
We do have plans to include solar energy in our renewable portfolio. We are already participating in the National Solar Mission (JNNSM), bidding for possible projects aggregating 5 mw.

Secondly, in Rajasthan, where we have a large presence with biomass power projects aggregating 50 mw in operation and under implementation, we have envisaged to set up hybrid-solar projects with a backup of biomass power generation.

Re-powering of existing wind farms with higher-rating turbines could add to capacity without increasing the geographical footprint. What is your view?
Yes, re-powering is good productive concept. We are planning to undertake micro-analysis at our existing sites.

Wind energy has been the backbone of India's renewable energy pursuits. What would you recommend as key policy changes to further private investment in wind power?
Yes. Renewable Energy Certificates (REC) should be made tradable at a higher frequency, preferably every fortnight. Secondly, Renewable Purchase Obligation (RPO) for every power utility should be enforced. Also, the Generation Based Incentive (GBI) for wind power projects should be increased and should be made at par with accelerated depreciation benefits.

Please tell us about your projects overseas.
OGPL already has an overseas presence in wind energy. As our first overseas venture in the field of biomass power, we have already begun implementation of a 10-mw plant at Hambantota in Sri Lanka. The primary fuel—Glyceridia Sepium—would be grown through captive energy plantation near the project site. All clearances are in place and the project is set for commissioning by June 2013.

OGPL also has plans to have the presence in Indonesia and possible ventures are being explored.

Untitled - 23What are the key challenges faced in biomass-based power generation?
OGPL's biomass-based power projects are being operated with various kinds of fuels. The fuel mix depends on the seasonal availability of the crops and the residues. Hence the biggest challenge is the fuel sourcing and also the quality of fuel. Because of the alternate uses of biomass, soaring prices of fuel is becoming a big concern for operating the plants.

Similarly the unviable tariff offered to the biomass power plants from the state electricity boards is forcing the units to opt for the open access, which gives the additional benefits of availing the Renewable Energy Certificates under Renewable Purchase Obligations. Another big concern is the delayed payment from respective discoms.

What is the latest on your poultry litter-based power project coming up in Tamil Nadu with Japanese collaboration?
Project activities have started in the own land and machinery ordering is going on. The commercial date of operation is set during December 2012. Our parent company Shriram EPC is doing the engineering, procurement and construction of the poultry litter based power project with the capacity of 7.5 mw.

Do you feel that the recent creation of RECs and their trading will further boost renewable energy capacity creation in India?
Yes. Owing to the unviable tariff, RECs will certainly boost the renewable energy capacity creation in India. However, the enforcement of RPO has to be geared up further since the awareness has not penetrated as expected, within the industries or with the consumers.

What new policy measures could MNRE adopt to accelerate the development of renewables in India?
Current policies of MNRE, though reviewed periodically, need to be more supportive by way of increased subsidy, due to the technological challenges being faced by the renewable energy sector.
 
                 
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