11.1 Technical Description of the model
The Nacelle Training System includes:
– Fully operational yaw system
– Complete drive train with gearbox, main shaft, speedsensors, disk brake, and generator
– Electrical panel with frequency drives, breakers, and power supplies
– Weather sensors to monitor wind speed and direction
– Industrial computer with touch-screen interface, using software programmable logic controller and remote inputs and outputs, which control the whole system
– Emergency buttons and protective guards with limit switches for safe operation
The Wind Turbine Nacelle Training System model shall contain the following components:
– Mobile Workstation
– Yaw System
– Drive Train (Low Speed)
– Drive Train (High Speed)
– Electrical Schematics
– Hydraulic Unit
– Weather Sensors
– Electrical Panel
– Protections
– Computer
– Grid-Tie Connection
11.2 Technical Specification of the Model
The model must include the following technical specifications:
Component Name Specification
Nacelle Training system Model 220V – 50 Hz
Power requirement: 220V – 6A
Physical characteristics Dimensions (H x W x D) 1.7 x 1.8 x 0.8 m
Shipping Weight (crated) Approx. 576 Kg
Yaw system Slewing bearing 520 mm (20.5 in.) steel, external teeth
Gear motor 124 W (1/6 HP), 28 rpm
Hydraulic brake Single-Acting, hydraulically-applied
Drive Train (low speed side Gear Motor 560 W (3/4 HP), 50 rpm
Main Shaft size (L x D) 610 x 45 mm (24 x 1.8 in)
Speed sensor Inductive proximity switch
Vibration Sensor 4-20 mA feedback
Qty. of pillow blocks 2
Gear box Ratio 38.45
features Lexan window on the side, magnetic plug, breather, sight-glass plug, shrink-disc connection
oil 1.3 l (0.34 gal) – Synthetic oil CLP ISO PAO VG220
Drive Train (high speed side Coupling Torsion-proof multi-disc coupling
Braking disc diameter 254 mm (10 in.)
Hydraulic brake Spring-applied, hydraulically released
Induction Generator Nominal rating 187 W (1/4 HP), 380 V – 0.8 A
Number of poles 4
Electrical panel content Contactors, breakers, fuses, power supplies (24 Vdc and 5 Vdc), variable frequency drives, remote inputs/outputs, disconnect switch, emergency button
Remote input/outputs types 24 Vdc digital inputs, relay outputs, 4-20 mA analog inputs, 0-10V analog inputs, high-speed counters, 0-10 V analog outputs, thermocouple inputs
Hydraulic Units Operating pressure 57 to 64 bar (825 to 925 psi)
Reservoir 3.8 l (1 gal)
Oil type ISO32 or AW32
content Accumulator, filter, manual one-way hand pump, check valve, adjustable relief valves, adjustable pressure switch, pressure transmitters, two pressure gauges (which can be connected at different points in the unit)
Weather sensors Weather Sensors Anemometer (pulse signal) and wind vane (0-5 Vdc signal)
Computer Type SIEMENS IPC477C Pro with touch-screen interface
Operating System Windows 7 (advanced window) Embedded
Software PLC Software PLC SIEMENS Win AC RTX 2009
HMI software SIEMENS Win CC Flexible RT512
Programming No PLC programming or HMI development to do by the end-user
Communication protocols Ethernet (PROFINET), PROFIBUS, USB, Serial, DVI
Programming and HMI features – Monitoring and control of each section of the nacelle
– Alarms management
– Service and troubleshooting
– Historical trends of several operation values
– Fault insertion through the HMI
– Automatic/manual operation
– wind simulation pattern configuration
Included accessories Padlock and Danger Tags, Oil Accessories (Pan, Tubing, Measuring Cup, etc.), Coupling Alignment Tool, Grease Gun and Tube, Torque Wrench, Standard Wrenches, Allen Keys, Shims
Nacelle Training system with Grid-Tie connection (above specification apply to this model) 220V – 50 Hz
Grid-Tie Nominal power returned To be defined by the bidder
Connection power requirement To be defined by the bidder
Protection Circuit breaker
Soft starter Soft starter Includes Overload Relay and Phase Sequence Monitoring
Power meter SIEMENS SENTRON PAC3200 which allows monitoring of voltage, current, active power, reactive power, apparent power, power factor (and more) on each phase or overall
Capacitor Two sets of two capacitors to compensate reactive power consumed by the generator (Each set compensate half of the total reactive power)
11.3 Figurative description of the Model
An equivalent resemblance of the model is indicated in Figure 20 to figure 25.
Figure 20: Equivalent figurative description of the model
Figure 21: Equivalent figurative description for a) workstation, b) yaw system
Figure 22: Equivalent figurative description for a) Drive train (low speed), b) Drive train (high speed),
Figure 23: Equivalent figurative description for a) Hydraulic unit, b) Weather sensors
Figure 24: Equivalent figurative description for a) Electrical panel, b) computer
Figure 25: Equivalent figurative description for grid-tie connection
ISO 9001:2015
