§2-5实际液体总流的能量方程 (energy equation of total flow for real liquid 实际液体元流的伯努里方程 (Bernouli's equation of real liquid for filament) Z,+ pLUg th y piXo CAr 其中h单位机械能损失( (loss of mechanical energy 二、实际液体恒定总流的能量方程 (energy equation of steady total flow for real flow) Z+ P+=z2++-28 th g§2-5 实际液体总流的能量方程 (energy equation of total flow for real liquid ) 一、实际液体元流的伯努里方程 (Bernouli’s equation of real liquid for filament) 其中 单位机械能损失(loss of mechanical energy ) 二、实际液体恒定总流的能量方程 (energy equation of steady total flow for real flow)  + + = + + g + w p u g p u z z h 1 2 2 2 2 1 2 2 1 1    w h g w p v g p v z + + = z + + + h   1 2 2 2 1 1 1 2 2 2   