Solar Thermal Dish Stirling Engine 5 kW, Thailand, 2004

1. Solar Dish
Stirling
5 kW
By
Suravut Snidvongs
April 16, 2006

2. Technical Data
Concentrator
Dish Diameter 8.0 m
Reflector Area 50.0 m2
Focus 4.0 m
Reflectivity 93.0 %
Structure
Structure 3D
Max. Wind Load 160.0 Km/h
Operation Wind Load 65.0 Km/h
Galvanized Steel with Top coated
Tracker
Azimuth 180 Deg
Elevator -10 to 90 Deg
Servo Motor 3 Ø 380 V 1 HP
Inverter 1 Ø 220 V to 3 Ø 380 V 1 HP
Micro Computer Control
Sensor LED
Max. Tracking Speed 60 º/min

3. Technical Data
Stirling Engine
Gamma Type 4 Cyls
Cylinder Diameter 160.0 mm
Stroke 50.0 mm
Operating Gas Helium
Max. Operating Pressure 2.5 Mpa
Engine Speed 1500 RPM
Thermal Power 20 Kw
Gas Temperature 600 ºC
Water Cool Temperature 80 ºC
Thermal Efficiency 40 %
Electrical Efficiency 20 %
Generator
Voltage 380 V
Frequency 50 Hz
Phase 3 Ø
Electric power 5 Kw
Efficiency 90 %

4. General Drawing Stirling Engine 5 kW