Solar Thermal Receiver (Once through boiler).
Customer : Australian National University (ANU)
Radiant Heater Coil and frame for receiving concentrated solar radiation from 500m2 big dish at ANU.
The receiver is designed for peak steam condition values of up to:
– Receiver Inlet: 50 °C, 160 bar
– Receiver Exit: 600 •c, 150 bar
Materials:
– Inconel Alloy 601 and alloy 600 (UNS No;6600) seamless pipe and tube
– ASTM A240 TP316 stainless steel
Welding Processes/ Procedures
– Manual TIG process
Fabrication Standards/ National Codes :
– Coil -AS 4037-1999 Table 8.4 Class 1 Piping
– Frame-AS/NZS 15554.6 Table 6.3.2 Class B
Quality Assurance Requirements:
– Material certification for all materials
– Trial assembly of the unit
– 100% radiography on butt weld joints
– LPI on attachment welding
– Hydrotest of assembly, Drain & dry assembly
– Paint with Pyromark high temperature paint
– Controlled Heat Treatment (670 degC)
– Fitment of thermocouples on inside and outside of coil