XDW12-30
WIND TURBINE SYSTEM
1. Company Brief introduction
Xinda Heavy Industry Co., Ltd is a high technology company specialized in the research, development, manufacturing and marketing of large and middle sized wind turbine system.
Xinda Heavy Industry now owns large numbers of professional personal, which is a strong research and development team that consists of doctors and masters. Meanwhile, the core designers of our company have elegant design idea and plenty practical experience.
l Furthermore, Xinda Heavy Industry has a standardization workshop that covers an area 10675 square meters (the first period), as well advanced manufacturing equipments and examination facilities. At this stage, the main products are 30kW and 2MW Wind Turbine Generators, meanwhile, Xinda Heavy Industry launched the advanced research work of 5 MW Wind Turbine Generators.
l By 2012, Xinda Heavy Industry will enjoy an annual production capacity of 600 megawatts of wind power generator. At the same time, company will be able to undertake various designs, processing, and manufacturing of megawatt-level wind power generators.
Xinda Heavy Industry Co., Ltd will maintain the spirit and ideas of innovation and stronger, which carry the future bright. Xinda Heavy Industry should be a rising star of the wind turbine generators, making contribution to the green planet building!
2. XDW12-30 wind turbine system
Profile of XDW12-30:
XDW12-30 is the Permanent Magnet Direct Drive Wind Turbine Generator system with entirely independence intellectual property, which research and develops independently of XINDA HEAVY INDUSTRY:
- 2.1 The operation wind speed of XDW12-30 ranges from 3m/s to 25m/s, when wind speed reaches 10m / s, the rated power is 30kW;
- 2.2 XDW12-30 owns the function of automatic yawing, automatic untwisting, two-individual brakes, as well as PWM-commutation
- 2.3 XDW12-30 has advantages of simple structure, high electromagnetic compatibility, high power density, short testing time, convenient maintenance and safety.
- 2.4 XDW12-30 includes the off-grid and the on-grid, which adapting to different weather and altitudes.
3. Photo of XDW12-30
4. Technical Advantages:
- 4.1 Permanent Magnet Direct Drive Generator:
- No reactive power
- High efficiency
- Low maintenance
- Low noise
- High reliability
- 4.2 Control System
- Remote monitoring
- PWM-commutation
- High stability
- 4.3 Blade
- High-property coating system
- Resist the erosion of wind sand, snow rainfall and salt spray
- Shield ultraviolet radiation
- Lightning protection system
- 5. Material and parts of high grade
- 5.1 It adopts anti- low temperature material of QT400-18AL (GJS-400-18-RT) for the generator and nacelle.
- 5.2 It adopts anti-low temperature steel plate of Q235B for the tower body.
- 5.3 High performance NdFeB magnet is adopted for the magnetic steel of the generator which ensured its performance.
- 5.4 Automatic lubricating system from German is adopted on the wind turbine generator ensuring long-term stable operation of the moving parts and bearings.
- 5.5 Pneumatic braking system is adopted on the wind turbine generator ensuring reliable brake in case of power failure.
- 5.6 The nacelle has independent anti-condensing system preventing short circuit or rust.
- 5.7 The wind turbine generator has automatic yawing and untwisting system (no collector ring), which improved its reliability and prevented failure or accident resulted from worn-out collector ring.
- 5.8 Powe rful Rexroth PLC from German of high reliability and with remote control function is used on the wind turbine generator.
- 5.9 High wind energy utilization and efficiency, IGBT rectifier, with independent intellectual property rights is used on the wind turbine generator.
- 5.10 The wind turbine generator has safety monitoring and control system which can measure the generator temperature, rotary speed, quantity of generate electricity, and wind direction, speed and so on other data.
- 6. Technical specification of XDW12-30 wind turbine and product description
Technical Data
- 6.1 Wind Energy Converter Date
- Model: XDW12-30
- Rated Power: 30KW
- Power Regulation: Stall adjusting by fixed blade
- Rotor diameter: 12.0m
- Cut-in wind speed: 3.0m/s
- Rated wind speed: 10.0m/s
- Cut-out wind speed (10 Minutes average): 25.0m/s
- Extreme wind speed: 60.0m/s
- Operation Temperature range: -20℃— +40℃
- Survive Temperature range: -40℃— +50℃
- Design lifetime: 20 years
6.2 Blade
- Type: NACA63 series or similar blade
- Blade material: Glass Fiber Epoxy Polyester
- Swept Area: 113.0976㎡
6.3 Generator
Type: XDW12-30 Gearless Permanent Magnet (PM) Synchronous Generator（XDW12-30 Direct Driver Permanent Magnet (PM) Synchronous Generator ）
- Phase: Three-phase
- Rated Power: 30kW
- Rated Voltage: 380V
- Rated Current: 46A
- Rated Frequency: 32Hz
- Protection Code: IP54
- Lubrication: Automatic lubrication system
- Rated Speed: 120rpm
- Insulation Class: F (≤ 150℃）
6.4 Electric Control System
- Controller: PLC
- Input Rectification：Three-phase PWM controllable rectification
6.5 Inverter
- There are On-grid (connect-grid) and Off-grid two types of inverter, which depends on customer’s requirements.
- On-grid Inverter
- Apparent Power: 30kVA
- Maximum Power: 45kVA
- Rated output voltage: 380/220 ±2%, Three-phase Four-wire system plus PE
- Output Voltage Frequency: 50± 1Hz
- Rated Current: 44A
- On-grid power factor: ﹥0.99
- Inverter Efficiency: 93.5%
- Working of wind power Controller inside: PWM regulate load in series
Off-grid Inverter
- Apparent Power: 30kVA
- Maximum Power: 45kVA
- Rated output voltage: 380/220 ±2%, Three-phase
- Output Voltage Frequency: 50± 1Hz
- Rated Current: 44A
- Inverter Efficiency: 93.5%
- Working of wind power Controller inside: PWM regulate load in series
7. Power Curve and Torque Curve:
