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Centrifugal Compressors Questions and Answers
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Centrifugal Compressors Questions and Answers Centrifugal Compressor Has impeller with radial blades and a volute casing. As the rotor spins, it flings refrigerant vapor outward, where it compresses against volute casing. (#19 page 356 and 1402) What regulates amount of vapor flowing into ...

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  • July 23, 2024
  • 1
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers

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  • centrifugal compressors questions and answers
  • centrifugal compressor has impeller with radial bl
  • what regulates amount of vapor flowing into impell
  • why the need for multiple impellers to create a g

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Centrifugal Compressors Questions and Answers
Centrifugal Compressor - answer Has impeller with radial blades and a volute casing. As the rotor spins, it flings refrigerant vapor outward, where it compresses against volute casing. (#19 page 356 and 1402)
What regulates amount of vapor flowing into impeller? - answer Adjustable inlet vanes (#19 page 358)
Why the need for multiple impellers? - answer To create a greater pressure difference and to pump a sufficient volume of vapor ( #19 page 356)
Are Centrifugal compressors designed to work a high speeds? - answer Yes. Their efficiency increases with speed (#19 page 356)
Where does the refrigerant enter the impeller? - answer The center hub of impeller (#19 page 357)
What does volute mean? - answer Spiral shaped. with a gradually decreasing cross-
sectional area along the perimeter. (#19 page 357 and 1431)
Capacity range for Centrifugal Compressors? - answer 50 to 5000 tons (#19 page 356)

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