Kysymys 1 näistä 8
Edistyneille
What is the most efficient and simple way of controlling heating, cooling and refrigeration systems?
Kysymys 2 näistä 8
Edistyneille
What is the ratio between the capital investment and running costs of a temperature control system?
Kysymys 3 näistä 8
Edistyneille
How have temperature control systems traditionally been regulated?
Kysymys 4 näistä 8
Edistyneille
Which component is often ‘the weakest link’ in centrifugal pumps?
Kysymys 5 näistä 8
Edistyneille
Which temperature control systems hold the greatest potential for optimisation?
Kysymys 6 näistä 8
Edistyneille
How high is the suction lift of the self-priming CM pump?
Kysymys 7 näistä 8
Edistyneille
Why is ammonia an efficient coolant?
Kysymys 8 näistä 8
Edistyneille
Which of the following isn’t one of the main benefits of the CM pump range?
Kysymys 8 näistä 8
Edistyneille
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Onneksi olkoon. Olet läpäissyt testin ja suorittanut 29 - Introduction to temperature control
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1: What is the most efficient and simple way of controlling heating, cooling and refrigeration systems?
Intelligent three way valves controlling the amount of water to the pump and heat exchanger accordingly.
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1: What is the most efficient and simple way of controlling heating, cooling and refrigeration systems?
Intelligent pumps equipped with temperature sensors that measure the outlet temperature and signal the pump to regulate its flow accordingly – without the use of valves.
1: What is the most efficient and simple way of controlling heating, cooling and refrigeration systems?
Thermos element three way valves controlling the amount of water to the heat exchangers.
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2: What is the ratio between the capital investment and running costs of a temperature control system?
2: What is the ratio between the capital investment and running costs of a temperature control system?
2: What is the ratio between the capital investment and running costs of a temperature control system?
1:20
3: How have temperature control systems traditionally been regulated?
Constant speed pumps and throttling valves regulating the amount of water entering the heat exchanger.
3: How have temperature control systems traditionally been regulated?
Constant pressure valves regulating the amount of water entering the heat exchanger.
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3: How have temperature control systems traditionally been regulated?
Three way valves controlling the amount of water entering the pump.
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4: Which component is often ‘the weakest link’ in centrifugal pumps?
Shaft seal
4: Which component is often ‘the weakest link’ in centrifugal pumps?
O-rings
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4: Which component is often ‘the weakest link’ in centrifugal pumps?
Flange
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5: Which temperature control systems hold the greatest potential for optimisation?
Temperature controlled pump in single circulation systems.
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5: Which temperature control systems hold the greatest potential for optimisation?
Unregulated temperature control systems that do not adapt operation according to the load.
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5: Which temperature control systems hold the greatest potential for optimisation?
Three way valve Regulated temperature control systems that adapts operation according to the load.
6: How high is the suction lift of the self-priming CM pump?
Up to 5 metres
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6: How high is the suction lift of the self-priming CM pump?
Up to 8 metres
6: How high is the suction lift of the self-priming CM pump?
Up to 10 metres
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7: Why is ammonia an efficient coolant?
Ammonia is able to absorb large amount of heat when it evaporates.
7: Why is ammonia an efficient coolant?
Ammonia is easy to pump.
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7: Why is ammonia an efficient coolant?
Ammonia is a natural coolant with zero ozone depletion.
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8: Which of the following isn’t one of the main benefits of the CM pump range?
Reliability
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8: Which of the following isn’t one of the main benefits of the CM pump range?
Global usage
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8: Which of the following isn’t one of the main benefits of the CM pump range?
External control