(hA - hB)1/2

Test number

CALCULATION VENTURIINLET KINETIC HEAD

1 (144- 106)1/2 = 6.164

2 (138- 98)1/2 = 6.3243 (150- 130)1/2 = 4.4724 (120 - 70)1/2 = 7.0715 (112- 66)1/2 = 6.7826 (108- 52)1/2 = 7.483

VENTURI

TEST NUMBER MASS FLOW RATE VENTURI1 0.962(6.16) = 5.929 kg/s2 0.962(6.324) = 5.929 kg/s3 0.962(4.472) = 5.929 kg/s4 0.962(7.071) = 5.929 kg/s5 0.962(6.782) = 5.929 kg/s6 0.962(7.483) = 5.929 kg/s

ORRIFICE

Kinetic head

∆HEF = 0.83 (hE-hF)

Test number1 0.83 (138-92) 38.182 0.83(130-76) 44.823 0.83(116-50) 54.784 0.83(100-24) 63.085 0.83(88-0) 73.046 0.83(76-0) 63.08

Test number1 6.346/16 0.39662 6.68/16 0.41753 4.008/16 0.25054 8.35/16 0.52185 7.682/16 0.48016 7.352/16 0.4595

Therefore : ∆HEF

V2A

2g 16

Test number Calculation kinetic head orifice1 38.18/0.3966 96.27

2 44.82/0.4175 107.353 54.78/0.2505 218.684 63.08/0.5218 120.885 73.04/0.4801 152.136 63.08/0.4595 137.28

DIFFUSER

V2A 16 2g

Test no1 0.39652 0.41753 0.25064 0.52185 0.48016 0.4595

∆HCD = hP-hc v2A - V2A 2g 2g 16

Test number1 6.346-0.3965 5.94952 6.68-0.4175 6.26253 4.008-0.2505 3.75754 8.35-0.5218 7.82825 7.682-0.4801 7.20196 7.352-0.4595 6.8925

∆HCD = hc - hd

Test number

1 (164-144) + 5.9495 25.952 (158-132) + 6.2325 32.263 (120-116) + 3.7575 7.75754 (136-100)+7.8282 43.82825 (132-86)+7.2019 53.206 (130-76)+6.8925 60.8925

Diffuser is equal to:

V2A V2A ∆HCD 16

2g 2g

Test number1 25.95/5.9495 4.3622 32.26/6.2625 5.1513 7.7575/3.7575 2.0644 43.8282/7.8282 5.5995 53.20/7.2019 7.3876 60.8925/6.8925 8.834