FIVE USED LAGERWEY WIND TURBINES

LW18-80 (80kW)

 

 

Price 21,000 EUR ($28,000) per unit ‘where is – as is’ ExWorks owner’s site.

• Turbines are already dismantled

• The youngest machine is built in 1995, the oldest in 1992 and the two others are 1992 to 1995

• Also, sell single units

• Three-part galvanised steel tower – hub height 31m

• Previously in operation in Holland until 2006

• Service history available

• In 2007 all these machines have been prepared for re-installation. Rotor and Head (mechanism controlling wings) have been serviced by Bettink Ltd, a Dutch company specialist in Lagerway machines.

• Blades fully refurbished in 2007

• Copy of invoices available on request.

• Gearboxes, generators all in working order. No mechanical damage. Ball-bearing should be verified by buyer for tear and wear.

• Two units come without controller (These two units will be €1,500.00 EUR cheaper i.e. €19,500.00 per unit without controller unit

 

TECHNICAL SPECIFICATION

GENERAL

• design according to NEN 6096

• certified by CIWI (ECN) – Holland

• cut in wind speed 3 m/sec.

• nom. windspeed 12 m/sec.

• cut out operating wind speed 25 m/sec.

• max. survive windspeed 60 m/sec.

• nominal power 80 kW

• specific power 315 W/m2

• calculated lifetime min. 20 years

ROTOR

• number of blades 2

• rotor position upwind

• the angle of the main shaft 7⁰ with the horizon

• diameter 18 m

• swept area 254 m2

• speed variable 60 -120 rotations per minute

• power regulation passive: blade-angle adjustment

• active: fully variable mutator system

• min. blade-angle 6,3⁰

• cone-angle 180 -164⁰

• direction clockwise

• location main bearing attached to the gearbox

BLADES

• blade length 7,8 m

• chord 500 – 625 mm

• twist 5⁰

• material carbon fibre reinforced epoxy

• mounted flexible

• manufacturer A.T.V., Marseilles, France

GEARBOX

• number of stages 2

• ratio 1:20

• nominal torque 8050 Nm

• manufacturer Flender, Germany

GENERATOR

• type asynchrony

• nominal power 80 kW

• number of poles 4

• the nominal voltage of 400 volt

• frequency variable: 40 – 80 Hz.

• protection IP 55

• manufacturer ABB or equal quality

GRID-CONNECTION

• converter diode bridge – mutator

• converter principle AC – DC – AC

• power supply 400 V / 3 phase / 50 Hz.

TOWER

• type cylindrical pipe

• number of sections 3

• hub height 31 m or 41 m

• material hot-dip galvanised steel

• location ascent external

YAW-SYSTEM

• system active

• signal based on the wind vane

• driven by e-motor with the worm-wheel reduction

• power yaw-motor 0,55 kW

• yaw speed 1,2⁰/sec.

• yaw bearing crown-bearing; externally geared

• yaw-break constant friction-break; 4 pcs.

CONTROLLER

• control by Microprocessor

• remote monitoring optional; typically via the public

• telecommunications network

SAFETY

• aerodynamic break by aerodynamic torque

• safety measures – passive blade-angle adjustment
• – (emergency) yawing out of the wind at

• wind speed above 25 m/sec.

MASSES

• Rotor 900 kg

• nacelle including rotor 3.000 kg

• tower excluding nacelle 10.000 kg

 

DOWNLOAD TECHNICAL DOCUMENTS:

• LW18-80_Description.pdf
• LW18-80_Operating_Instructions.pdf

IMPORTANT NOTES

• Viewings arranged only if a signed LOI (Letter of Intention) has been received.
• Time wasters and tire kickers will strictly not be accommodated!

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☎ +44 77 888 66 846