Question 1 of 4
Intermediate

With which setting is there no need to install pressure sensors far away from the pump?

Question 2 of 4
Intermediate

In the imaginary scenario, which system is the most expensive?

Question 3 of 4
Intermediate

What is the approximate energy savings achieved by using the proportional pressure control mode with a quadratic curve setting?

Question 4 of 4
Intermediate

What are the three initial costs that are the most important factors for a life cycle cosy calculation for commercial buildings?

Question 4 of 4
Intermediate

Happy with your answers?

Submit your current answers and get the final test result.

Test results

Congratulations. You have passed the test and completed the 1 - Life Cycle Costs
Sorry. You did not pass the 1 - Life Cycle Costs test this time
Achieved badges:
How would you rate this course?
1: With which setting is there no need to install pressure sensors far away from the pump?
All the settings
1: With which setting is there no need to install pressure sensors far away from the pump?
"Quadratic" curve
1: With which setting is there no need to install pressure sensors far away from the pump?
"Linear" curve
2: In the imaginary scenario, which system is the most expensive?
The variable flow system with a constant speed pump
2: In the imaginary scenario, which system is the most expensive?
The variable flow system with a variable speed pump where the pump is operated in proportional differential pressure mode
You can find the answer here >
2: In the imaginary scenario, which system is the most expensive?
The variable flow system with a variable speed pump where the pump is operated in proportional differential pressure mode and the "quadratic" feature is activated
You can find the answer here >
3: What is the approximate energy savings achieved by using the proportional pressure control mode with a quadratic curve setting?
No energy savings
3: What is the approximate energy savings achieved by using the proportional pressure control mode with a quadratic curve setting?
At least 15%
3: What is the approximate energy savings achieved by using the proportional pressure control mode with a quadratic curve setting?
At least 5%
4: What are the three initial costs that are the most important factors for a life cycle cosy calculation for commercial buildings?
Maintenance cost, operating cost and envirnomental cost
You can find the answer here >
4: What are the three initial costs that are the most important factors for a life cycle cosy calculation for commercial buildings?
Purchase price, maintenance cost and energy cost
4: What are the three initial costs that are the most important factors for a life cycle cosy calculation for commercial buildings?
Operating cost, energy cost and downtime cost
You can find the answer here >