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Thursday, July 29, 2010

What's happening in wind energy sector?

Well, its buzzing with lots of activities all around the globe। In India:-

  • Reliance power is coming up with 250 MW wind-solar plant at the cost of $600. Their target is to keep carbon emission limited to 850 gms per unit of electricity produced. They are coming p with a pit head super thermal plant of 3960MW at Satna in MP.
  • So, the private sector is contributing a lot towards the wind energy development in India.
    Varun Industries is coming up with 5 windmills in Jaisalmer-Rajasthan and DLF already has a business worth Rs1000 Crore i wind energy setor.
  • Govt. has not done as much as private players in wind sector, but things are changing fast. NHDC is coming up with 100 MW windfarm in Betul and Maharashtra govt. is planning to set up a SEZ for windfarm only.
  • The question here is will India be able to meet the target of 10 % energy from renewable by 2015? At present only 4 % of total power is fed by renewables. 10% is a tall order since it means installations over 15 GW from renewable sources.

Monday, July 5, 2010

Latest information on wind energy

  • Guess who is manufacturing blades of size 55 m( larger than an aircraft's wings) for 3MW wind turbines in Asia? Yes, its China. THey will have root dia of 2.3 m , maxm. width 4 m and will weigh 13.5 T. Designed as optimised airfoil, their wind energy utilisation coefficient is 0.49 and they are manufactured with state of art "vacuum infusion process"!
  • Guess whats next size ? its going to be 60 m blades for 5 MW turbines.
  • Want to know top 10 of wind players globally? Here it is :- 1. Vestas(Denmark) 4500 MW, 2.GE(US) 3300MW, 3.Gamesa(Spain) 3000 MW, 4.Enercon(Germany) 2700 MW, 5.Suzlon(India) 2000 MW, 6.Siemens(Den/Ger) 1500 MW, 7.Acciona(Spain) 900 MW, 8.Goldwind(China) 800 MW, 9. Nordex(Germany) 700 MW and 10.Sinovel (China) 500 MW.