Qingdao Windwings Wind Turbine Co., Ltd

1.Magnetic saturation generator design, 20years designed life.
2.2-2.5m/s start-up wind speed under low torque start-up technique.
3.Independent power supply
4.Blades are casted into molding at one time with balance up to 99%.
5.Bearings import from japan (nsk), long service time (5 years maintenance-free).
6.Low cost and low noise
7.Low cut in wind speed (3m/s) to guarantee the maximum generation at low wind speed.


One pc in one plywood

Small wind turbine generator.

Accumulators full charge time: about 8 hours
> Mast height/weight: 9m - optional /150kg
> Weight: 300kgs (without mast).

Basic Parameters
Rated Power(kw) 60 Survival Wind Speed(m/s) 45
Max Power(kw) 65 Working Wind Speed(m/s) 1-25
Rated Voltage(v) 420/600 Rated Wind Speed(m/s) 10
Rated Rotation(r/min) 100 Blade Length(m) 8.6
Cut-in Wind Speed(m/s) 1 Blade Material FRP
Cut-out Wind Speed(m/s) 25 Generator Life(year) 20
                          Some Key Technology
Control Method Adjust Speed Method centrifuge variable pitch
Brake Method electromagnetic
Generator  Generator Configuration 3-phase 380/220v 50/60hz
Generation Type 3-phase permanent magnet
Protect Class IP54

Model: ZH2KW
Rated Power: 2000 Watts
Maximum Power: ~ 2500 Watts
Type: 3 Blade Upwind
Rotor Diameter: 3.6 m (12 ft.)
Start-up Wind Speed: 2.5 m/s(5.6 mph)
Cut-in Wind Speed: 3m/s (6.7mph)
Rated Wind Speed: 10 m/s(22mph)
Cut-Out Wind Speed: None
Furling Wind Speed: 18 m/s (40mph)
Max. Design Wind Speed: 50 m/s (112mph)
Blade Pitch Control: None, Fixed Pitch
Over speed Protection: Auto Furl
Gearbox: None, Direct Drive
Temperature Range: -40 to +60 Deg. C (-40 to +140 Deg. F)
Generator: Permanent Magnet Alternator
Output Form: 48 VDC Nominal .

Wooden case.

Wind turbine generator
we provide wind turbine generator with capacity rom 600kw- 2mw with German or international standard quality. The quotation is of competitiveness with satisfied quality.
S43/600KW Wind Generator Sets
Main parameters: installed elec. output 600KW/cut-in wind speed 3.2m/s/rated wind speed 15m/s/cut-out wind speed 24m/s/survival wind speed 70m/s/operating temperature -30fpC-45fpC/total weight 65000kg
(Rotor :rotor diameter 43m/s wept area 1452m2/number of blades 3/rotational speed 26.8or17.9 rpm/power regulation, stall
(Blade:designation,LM19.1/FD43-600 made in China/aerodynamic profile FFA W3 NACA 634/blade material, fiberglass reinforced polyester/aerodynamic brakes, turning blade tip/weight 1960kg
(Gear box:type,1-stage planetary,2-stage parallel axles/ratio 1:56.6/Rated power 645KW/efficiency 0.97/rated torque 230KN.m
(Generator: rated output 600or 125KW/number of poles 4or6/rated voltage 690V/rated current 560or126A/frequency 50Hz/rated speed 1517or1013rpm
(Tower: height 38.5or48.5m/weight 33000 or45800kg
(Yaw system :type, active/yaw rate 0.2
S48/750KW Wind Generator Sets
Main parameters: installed elec. output 750KW/cut-in wind speed 3.2m/s/rated wind speed 15m/s/cut-out wind speed 24m/s/survival wind speed 70m/s
(Rotor: rotor diameter 48.4m/swept area 1840m2/number of blades 3/rotational speed 22.3or14.9 rpm/power regulation, stall
(Blade:designation,LM23.2/aerodynamic profile, NACA 63xx-634xx/blade material, fiberglass reinforced polyester/aerodynamic brakes, turning blade tip/weight 3050kg
f(Gear box:type,1-stage planetary,2-stage parallel axles/ratio 1:68.2/efficiency fª0.97
(Generator: rated output 750or 185KW/number of poles 4or6/rated voltage 690V/rated current 560or126A/frequency 50Hz/rated speed 1520or1013rpm
(Tower: height 65m/weight 75000kg

different dimensions

Rotor diameter:
18.0m
Blades quantity:
3pcs
Direction:
always upwind
Blades material:
Carbon fiber reinforced plastic
Rated output:
50KW
Power supplied to Grid
60KW [in 5seconds]
working voltage:
DC500-800V,AC380-400V
Annual average energy production:
110MWH (in rate 5m/s wind speed)
working wind speed:
3-25m/s
Initial wind speed:
3.0m/s
Nominal wind speed:
10.0m/sï¼?33.6mphï¼?
Storm-stand:
up to 55m/s
Max rotate speed:
60r/min
Wind turbine type:
PM 40 poles synchronous generator,
Working temperature:
from -40 to +60 C
Blade Pitch Control
Variable Pitch setting
Over-speed Protection
-Aerodynamic braking system+
-hydraulic rotor brake
Speed Regulate and
Shut Down Methods
-Electro-Yawing, Positive Pitch and
-Electric Magnet dumping brake
Gearbox:
None, Direct Drive
Hub height (m)
18-20-24-35 (free-standing or hydraulic tower)

Rotor diameter:
12.56m
Blades quantity:
3pcs
Direction:
always downwind
Blades material:
Carbon fiber reinforced plastic
Rated output:
30KW
Power supplied to Grid
32KW [in 5seconds]
working voltage:
DC500/600V,AC220V/380V
Annual average energy production:
70MWH (in rate 5m/s wind speed)
working wind speed:
3-35m/s
Initial wind speed:
2.5m/s
Nominal wind speed:
12.0m/s
Storm-stand:
up to 55m/s
Max rotate speed:
100r/min
Wind turbine type:
Three-phase, PMG Alternator
Working temperature:
from -40 to +60 C
Blade Pitch Control
Variable Pitch
Over-speed Protection
Aerodynamic brake + Electromechanical disc brake
Speed Regulate and Shut Down Methods
Electro-Yawing,Positive Pitch and Electric Magnet Switch.
Gearbox:
None, Direct Drive
Tower style and height
Free-standing tower 15m, 18m up to 35m.

Rotor diameter:
12.35m
Blades quantity:
3pcs
Direction:
always downwind
Blades material:
Carbon fiber reinforced plastic
Rated output Power:
20KW
Power supplied to Grid
24KW [in 5seconds]
working voltage:
DC360V/500V,AC220V/380V
Annual average energy production:
50MWH (in rate 5m/s wind speed)
working wind speed:
3-35m/s
Initial wind speed:
2.0m/s
Nominal wind speed:
9.0m/s30.3mph
Storm-stand:
up to 55m/s
Max rotate speed:
120r/min
Wind turbine type:
Three-phase, PMG Alternator
Working temperature:
from -40 to +60 C
Blade Pitch Control
Variable Pitch
Over-speed Protection
Aerodynamic brake + Electromechanical disc brake
Speed Regulate and Shut Down Methods
Auto-Yawing, Positive Pitch and Electric Magnet Switch.
Gearbox:
None, Direct Drive
Battery charge time: SENWEI-

Rotor diameter:
5.0m
Blades quantity:
3pcs
Direction:
always upwind
Blades material:
Glass fiber reinforced plastic
Rated output Power:
5Kw , 5000W
Maximum output power:
9500W
working voltage:
DC48/96/120/240/500V,AC220V/380V
Annual average energy production:
11315KWH (in rate 5m/s wind speed)
working wind speed:
3-25m/s
Initial wind speed:
2.5m/s
Nominal wind speed:
10.0m/s22.3mph
Storm-stand:
up to 50m/s
Max rotate speed:
240r/min
Wind turbine type:
Three-phase, PMG Alternator
Working temperature:
from -40 to +60 C
Blade Pitch Control
Fixed Pitch-www.windpowercn.com
Over Speed Protection
Auto-furl
Speed regulation methods:
Yawing and electrical magnet switch
Stop Methods
Manual Brake + Hydraulic Brake
Gearbox:
None, Direct Drive
Batttery full charge time:
about 8 hours