The heating requirement and supply by the heatpump of a house is given below: 12 11...

Transcribed Image Text:

The heating requirement and supply by the heatpump of a house is given below: 12 11 10 6 00 3 9 Heat Loss or HP Capacity. kW S st 3 2 1 0 Heat Loss, KW Heat Pump HC, KW 20 -20 -15 -10 -5 0 5 10 15 20 25 Outdoor Temperature, C Calculate the following (1 mark per answer): 1. Figure out the design room temperature. 2. When the outdoor temperature is -10C, what will be the supplementary heater's heating capacity? 3. Calculate the UA factor of the house. 4. Figure out the balance point of the system in terms of temperature. 5. When the outdoor temperature is 10C, what will be the Heatpump's heating capacity? The heating requirement and supply by the heatpump of a house is given below: 12 11 10 6 00 3 9 Heat Loss or HP Capacity. kW S st 3 2 1 0 Heat Loss, KW Heat Pump HC, KW 20 -20 -15 -10 -5 0 5 10 15 20 25 Outdoor Temperature, C Calculate the following (1 mark per answer): 1. Figure out the design room temperature. 2. When the outdoor temperature is -10C, what will be the supplementary heater's heating capacity? 3. Calculate the UA factor of the house. 4. Figure out the balance point of the system in terms of temperature. 5. When the outdoor temperature is 10C, what will be the Heatpump's heating capacity?