Main parameters of Si14 Solar thermal power generation system
Contents Description and parameters |
|
System specification |
|
Rated power output |
20-35kw |
Frequency |
50Hz |
Voltage |
3-phase 400VAC |
Light-electricity conversion ratio |
28-31% |
System weight |
5-6t |
Tracking system |
|
Type |
Parabolic dish |
Rated DNI |
Based on the local solar resources |
Dish area |
94.8-105.4 m² |
Intercept ratio |
94-100% |
Reflectivity |
93-95% |
Focal distance |
7.3-8.5m |
Type of tracking |
Dual axis tracking |
Stirling power conversion unit |
|
Engine type |
4 cylinder Stirling engine |
Engine model |
Si14-001/base/NRB |
Working gas |
H2 |
Heater head tube temperature |
720°C |
Maximum working pressure |
20Mpa |
Swept volume |
380cm3 |
Generator |
Induction motor |
Rotation speed |
1500rpm |
voltage |
3-phase 400VAC |
weight |
920kg |
Environmental condition for normal operation |
|
DNI |
250W/m²-1050W/m² |
Wind speed |
<13.6m/s |
Ambient temperature |
-20°C-+50°C |
Snow load |
<250mm or <25kg/m² |
Earthquake |
≤6 magnitude |
Altitude |
≤3000m |
Humidity |
≤90% (25°C) |
Survival conditions |
|
Ambient temperature |
-40°C-+70°C |
Wind speed |
<40m/s |
Hail size |
≤19mm |
Sand storm |
≤20m/s |
Ice load |
≤150mm |