- Civil Lab Mechanical Lab Engineering Lab Equipments
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CAT NO: DIDACTICNTE-17-0026
Domestic Water heating with flat collector Trainer.
1.16 Technical Description of the Trainer
The Domestic Water heating with flat collector Trainer must include the following descriptions or functions:
• used to demonstrate the principal aspects of solar thermal domestic water heating in a system with components used in real world applications
• Trainer with real-world components
• Pivot table flat collector
• System with heat exchanger and two separate circuits
• Suitable for sunlight and artificial light
• Familiarization with the functions of the flat collector and the solar circuit
• Determining the net power
• Relationship between flow and net power
• Determining the collector efficiency
• Relationship between temperature difference (collector/environment) and collector efficiency
1.17 Technical Specification of Trainer
The Domestic Water heating with flat collector trainer must include the following technical specifications:
• Trainer for investigating the function and operating behavior of a flat collector
• Solar thermal flat collector with selectively absorbing coating
• Adjustable collector tilt angle
• Solar circulation station with pump, expansion tank and safety valve
• Hot water circuit with buffer tank, pump and plate heat exchanger
• Solar regulator with three temperature sensors
• Four bimetallic thermometers
• Operation with solar radiation or with Artificial Light Source
• Technical Data:
o Solar circuit
 Collector absorbing surface: 2,3m²
 rated throughput: 20...90L/h
 operating pressure: 1...3bar
o safety valve 4bar
o Hot water circuit
 plate heat exchanger: 3kW, 10 plates
 buffer tank 80L
o Measuring ranges
 flow: 20...150L/h
 temperature: 4x 0...120°C
o Dimensions and Weight
 LxWxH: 1660x800x2300mm
 Weight: approx. 240kg
o Required for Operation
 230V, 50Hz, 1 phase or 120V, 50Hz, 1 phase
o Scope of Delivery
 1 trainer
 1 set of instructional material
1.18 Figurative description of the Trainer System
An equivalent resemblance of the Domestic Water heating with flat collector trainer is indicated in Figure 6.
Figure 6: Equivalent figurative description of the Domestic Water heating with flat collector trainer
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