A ventilation system with two branches: the branch A requires to have VP of 5 "w.g. and Q of 4.8 scfm, and the branch B needs to have VP of 4.2 "w.g. and Q of 4.5 scfm. Please determine 1) the resultant velocity pressure and 2) flow rate at the junction (combined branches). Assume STP.

A ventilation system with two branches: the branch A requires to have VP of 5 "w.g. and Q of 4.8 scfm, and the branch B needs to have VP of 4.2 "w.g. and Q of 4.5 scfm. Please determine 1) the resultant velocity pressure and 2) flow rate at the junction (combined branches). Assume STP.

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter40: Typical Operating Conditions

Section: Chapter Questions

Problem 10RQ: The seasonal energy efficiency ratio (SEER) includes the energy used in the _____and _____cycles.

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