The Evacuated Tubes Solar Collectors Test System, manufactured by Atto Labware, is designed for the experimental study of solar water heating technology using evacuated tube collectors. This system demonstrates solar-to-thermal conversion, efficiency evaluation, and temperature rise under varying operating conditions. It is suitable for renewable energy labs, universities, and technical institutes.

Educational Objectives
Students will be able to:

• Understand the working principle of evacuated tube solar collectors.

• Study solar-to-thermal energy conversion in water heating systems.

• Compare performance of evacuated tubes versus flat plate collectors.

• Measure efficiency under different solar irradiance and ambient conditions.

• Explore practical applications of solar hot water technology.

Performance Measurement

• Demonstration of solar thermal energy collection using evacuated tubes.

• Measurement of inlet and outlet water temperatures.

• Efficiency evaluation under varying flow and irradiance.

• Observation of heat retention and reduced thermal losses.

• Validation of theoretical solar heating models.

Panel and Instruments / Components

• Evacuated tube solar collector with absorber tubes.

• Insulated hot water storage tank.

• Flow control and measuring system with valves and piping.

• Thermocouples for inlet/outlet temperature monitoring.

• Data acquisition system with optional LabVIEW software.

• Instructional manuals and experiment guides.

⚡ Manufacturer: Atto Labware
Note: Customized specifications, panel accessories, and LabVIEW software are available on request.