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INDPOWER ENGINEERING

 Windpower turbine USW 56-100
 Low-powered wind turbines wind power turbines
 Carbon adaptive blades
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    Since 1996 wind turbines production and industrial wind power station construction have been carried on within the frames of the Complex program of the wind power station construction in Ukraine approved by The Decree of Cabinet of Ministers of Ukraine No.137 dated February 3, 1997. The financing of the Complex program of wind power station construction in Ukraine is performed from the specialized fund of the state budget (‘Wind power energy fund’).
   
The fund is formed at the expense of 0,75% extra charge increment for the existing tariff for electric power sold on the wholesale market of electricity in Ukraine. This extra charge was introduced by the Law of Ukraine No.1812-III of June 8, 2000.
 
   General supervision and control of the program implementation is carried out by the Interdepartmental coordinating board comprising representatives of the Ministry of industrial policy, Ministry of fuel industry, National committee of electric power control, State water supply committee, Ministry of Defense, National aerospace agency, National enterprise “Energorynok”, National Academy of Science and Verkhovna Rada of Ukraine.
 
   Development of wind power engineering is under direct patronage of President of Ukraine.

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INDTURBINE 56-100

 
   
   At present, four industrial wind power stations (Donuslav, Novoazovsk, Tarkhankut and Mirny stations) are under construction. Their total rated capacity is 178,5 megawatt. Among them are 524 wind turbines USW 56-100 type that are in industrial operation now and have the overall rated capacity of 56.33 megawatt being placed in operation.
   Totally, by the end of 2010, a number of wind power stations of the total rated capacity of 1920 megawatt are envisaged in compliance with the Complex program.
 
    ESTA carries on large-scale manufacture of 8 meter glass-fiber reinforced blades and nassells for USW 56-100 industrial wind turbines of 107,5 kilowatt power rating, that has been produced in Ukraine since 1995 under the license of KENETECH Windpower, Inc (USA).
   By now over 800 blades and gondola casings have been manufactured. Production cycle of USW 56-100 comprises more than 30 enterprises, “Windenergo Ltd” (Kiev) being the main one among them.
   The assembly is carried out at the State enterprise “PO Yuzhny machine-construction factory named after A.M. Makarov ” (Dnepropetrovsk).

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OW-POWERED WIND TURBINES

 
   
   ESTA also produces blade for low power wind turbines. Their main parameters are referred to below.

low-powered wind turbines
Length,
m
Profile
 
Power,
kW
Mass,
kg
Wind speed,
m/sec
Rotation frequency,
r.p.m.
min. rat. max.
1,2 Espero 1 1,6 3 11 30 300
3,75 Espero 5 25 3,5 10 50 115
5 Nasa 63 20 40 3,5 12 50 125
 
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C

ARBON ADAPTIVE BLADES

 
   
 ESTA Ltd todether with Yuzhnoe Design Office and faculty of construction and manufacture of goods from composite materials from Nikolaev Shipbuilding University carrys on development of adaptive blade for windturbine 3kW.


èñïûòàíèÿ óãëåïëàñòèêîâîé ëîïàñòè   The ability of fibrous plastic laminate to change the form of a bend with changing of reinforcing pattern has already used in aircraft (a plane of a wing), shipbuilding ( a screw propeller). There are examples of using of this phenomenon and in the wind-power engineering. This phenomenon enables to achieve twisting of blade on the demanded angles of attack? providing the constant frequency of rotor rotation at different speeds of wind.

Number of blades 3 pcs.
Diameter of a rotor 5000 - 6000 mm
Blade mass 3 - 3,5 kg
Profile NACA 4412 or NACA 4415
Rated power of windturbine 3 kW
Nominal speed of a wind rotor 300 rev/min
Blade life time 20 years

Details



Photos of Mirnovskaya windfarm

wind turbine 100 kWt. Click to enlarge.wind turbine 100 kWt. Click to enlarge. Wind turbine 600 êÂò. Click to enlarge. Wind turbine 600 kWt. Click to enlarge.