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What is the term for the phenomenon that affects hydropower turbines when vapor bubbles form and implode due to rapid pressure changes, generating shock waves that create cavities on the metal surface?
What is the term for the phenomenon that affects hydropower turbines when vapor bubbles form and implode due to rapid pressure changes, generating shock waves that create cavities on the metal surface?
- Cavitation (correct)
- Hydro-erosion
- Pressure voiding
- Vaporization effect
What is the term for the ratio of a power plant's actual output over a period of time to its potential output if it were possible for it to continuously operate at full nameplate capacity over the same period of time?
What is the term for the ratio of a power plant's actual output over a period of time to its potential output if it were possible for it to continuously operate at full nameplate capacity over the same period of time?
- Biogenic factor
- Generation ratio
- Capacity factor (net) (correct)
- Output efficiency ratio
Which type of hydropower system consists of two reservoirs that are not connected to naturally flowing sources of water?
Which type of hydropower system consists of two reservoirs that are not connected to naturally flowing sources of water?
- Closed-loop pumped storage hydropower (correct)
- Off-grid hydropower system
- Run-of-river hydropower
- Open-loop pumped storage hydropower
What is the term for assets that are considered vital to the energy, economy, health, and/or safety security of the United States?
What is the term for assets that are considered vital to the energy, economy, health, and/or safety security of the United States?
Which maintenance program recommends maintenance actions based on information collected from monitoring equipment through its life cycle?
Which maintenance program recommends maintenance actions based on information collected from monitoring equipment through its life cycle?
What do ancillary services in hydropower refer to?
What do ancillary services in hydropower refer to?
In hydropower, what does basin-scale refer to?
In hydropower, what does basin-scale refer to?
What characterizes adjustable-speed technology in hydropower systems?
What characterizes adjustable-speed technology in hydropower systems?
What is the main function of a balancing authority in the electricity sector?
What is the main function of a balancing authority in the electricity sector?
How would you define biodiversity in the context of hydropower?
How would you define biodiversity in the context of hydropower?
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