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1000/200kW Duplex Winding Water-cooled

2016-11-06 08:46      Click£ºtimes

 

1000/200kW Duplex Winding Water-cooled wind-driven generator

Machine can be switched to small power winding operation when wind power is small£¬ and switched to high power winding operation when wind power is good. In this way£¬ wind power can be sufficiently used£¬ and integrated operation efficiency of wind –driven generator can be improved.

Main Technical Features

Cooling Method: Generator IC41W£¬good heat dissipation.

Installation mode£ºIMB3£¬ protection grade£ºIP54£»

It has two sets of stator windings£¬ one is 1000kW winding£¬ the other one is 200kW winding£¬ Through change of wind speed£¬ machine can be switched to different state to generate power£¬ thus operation efficiency of generator can be improved.

Stator applies vacuum pressure impregnation varnish£¬ and winding insulation is very reliable.

Rotor employs common squirrel-cage structure£¬ which enjoys high reliability.

Stator insulation grade: H£»

Automatic lubricator is applied to fuel the bearing£¬ easy for maintenance.

Stator winding is equipped with thermal resistance sensor for monitoring temperature rise of winding in real-time;

Bearing is equipped with thermal resistance sensor for monitoring temperature rise of bearing in real-time;

Motor is embedded with moisture-proof heater£¬ to prevent condensation at winding ends£¬ when the machine is shutdown.

All the surface structure applies three-proofing treatment to meet the requirement of three-proofing£¬ which can improve surface anticorrosion capability.

Motor Characteristics

Load factor P/PN
Efficiency
Power factor
0.25
93.7£¥/93.7£¥
0.755/0.532
0.5
96.3£¥/95.2£¥
0.892/0.757
0.75
96.6£¥/95.1£¥
0.92/0.834
1.0
96.4£¥/94.5£¥
0.924/0.862
1.25
96.0£¥/93.8£¥
0.918/0.871

Main technical parameters

Rated power
¡¡200KW/1000KW
¡¡Rated voltage
¡¡690V
¡¡Rated current
¡¡192/906A
¡¡Stator wiring method
¡¡¡÷/¡÷
¡¡Rated rotating speed
¡¡1010/1516r/min
¡¡Frequency
¡¡50Hz
¡¡Center height
¡¡500mm
¡¡Cooling method
¡¡IC41W
¡¡Environment temperature
¡¡-30¡æ¡«+40¡æ
¡¡Water temperature at inlet
¡¡max.40¡æ
Interior hydraulic pressure of motor
¡¡max.1.2bar
¡¡Weight
¡¡5000Kg

Drawing of generator figuration

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