Work in internal reversible,ss flow cont. If△PE,△KE are neglected: magnitude of v (Ake=△pe=0) Same Ap:pump (liquid),compressor (vapor),which work is larger? If v is const. Wey m int =-U(p2-p1) (v=constant,.△ke=△pe=O) rev Bernoulli equation 上游究通大学 Monday,April 24,2017 4 SHANGHAI JLAO TONG UNIVERSITYMonday, April 24, 2017 4 Work in internal reversible, ss flow cont. Bernoulli equation If ∆PE, ∆KE are neglected: If v is const. : Same ∆p: pump (liquid), compressor (vapor), which work is larger? magnitude of v