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WorksheetsEnvironmental Technology Systems 4
Total questions: 10
Worksheet time: 8mins
What is the purpose of a solar thermal collector?
To cool down the heat transfer fluid
To store heat for later use
To generate electricity
To absorb heat from the Sun
What is the function of a differential temperature controller in a solar thermal system?
To regulate the pressure in the system
To control the flow of hot water
To switch the circulating pump on and off
To monitor the temperature at both points of the system
What is the purpose of a buffer tank in a heat pump system?
To cool down the refrigerant gas
To increase the efficiency of the heat pump
To store excess heat produced
To regulate the temperature of the heat output
What is the efficiency of an A rated condensing gas boiler?
100%
80%
70%
95%
What is the main advantage of ground source heat pumps?
Low output temperature
High initial installation costs
Incompatible with existing hot water system
Suitable for underfloor heating system
What is the purpose of F gas (fluorinated) requirements in GSHPs?
To cover the installation and maintenance of controls and circulators
To reduce the fire-resistant integrity of the building
To ensure energy efficiency of the system and the building
To regulate the refrigerant gases used in GSHPs
What is the main function of a heat pump?
To move heat from one location to another
To cool down the refrigerant gas
To extract heat from the ground
To circulate water and antifreeze fluid
What is the role of the evaporator in a heat pump system?
To convert the refrigerant into a gas
To store excess heat produced
To regulate the temperature of the heat output
To move heat from one location to another
What is the purpose of a condenser in a GSHP system?
To cool down the refrigerant gas
To convert the refrigerant gas back into a liquid
To extract heat from the ground
To circulate water and antifreeze fluid
What is the function of a solar thermal storage tank?
To regulate the pressure in the system
To store heat for later use
To switch the circulating pump on and off
To monitor the temperature at both points of the system
