What are the three initial costs that are the most important factors for a life cycle cosy calculation for commercial buildings?
Which element is the most expensive of them all?
Which control mode is used in variable flow systems where the pressure requirement is the same regardless of flow?
In the imaginary scenario, which system is the most expensive?
Test results
Q: What are the three initial costs that are the most important factors for a life cycle cosy calculation for commercial buildings?
A: Maintenance cost, operating cost and environmental cost
Q: What are the three initial costs that are the most important factors for a life cycle cosy calculation for commercial buildings?
A: Purchase price, maintenance cost and energy cost
Q: What are the three initial costs that are the most important factors for a life cycle cosy calculation for commercial buildings?
A: Operating cost, energy cost and downtime cost
Q: Which element is the most expensive of them all?
A: Purchase price
Q: Which element is the most expensive of them all?
A: Energy cost
Q: Which element is the most expensive of them all?
A: Maintenance cost
Q: Which control mode is used in variable flow systems where the pressure requirement is the same regardless of flow?
A: Constant differential pressure mode
Q: Which control mode is used in variable flow systems where the pressure requirement is the same regardless of flow?
A: Proportional differential pressure mode with a "linear" control curve
Q: Which control mode is used in variable flow systems where the pressure requirement is the same regardless of flow?
A: Proportional differential pressure mode with a "quadratic" curve
Q: In the imaginary scenario, which system is the most expensive?
A: The variable flow system with a constant speed pump
Q: In the imaginary scenario, which system is the most expensive?
A: The variable flow system with a variable speed pump where the pump is operated in proportional differential pressure mode
Q: In the imaginary scenario, which system is the most expensive?
A: 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