venturi flow meter equation

As we have assumed that the venturimeter is. Note that if D2 D1 then β 1 and Q is undefined.

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If D2 D1 you get the square root of a negative number but.

. New videos every week. Flow Rate Q meter3second cchour centimeter3second centimeter3hour deciliterminute foot3minute foot3second gallonminute literday literminute litersecond meter3day. D 2 p 2 v 2 and a 2 are corresponding values at section 2 Applying Bernoullis equation at sections 1 and 2 we get.

Therefore ΔV A1A22gh A2 1A2 2 2 g h A 1 2 A 2 212. Where v v represents the volume that flows through a cross-section per second. Qthe Theoretical discharge in m3sec.

Calculation of the Density of a Gas with Known Temperature and Pressure. The venturi effect formula can be. Units in Venturi Flow Meter calculator.

The parameters in the equation and their units are as shown below. Applying Bernoullis equations at sections 1 and 2 we get. From Equation Venturi meter of Discharge Q a1 x a2 a12-a22 x 2gh Q 314 x 1766 3142-17662 x 2x980x3528 Q 177634 cm 3 sec.

As pipe is horizontal Z1 Z2 Where h p1-p2ρg difference of pressure heads at sections 1. A general equation for calculating flow rate through a venturi meter is shown at the left. 2014 LMNO Engineering Research and Software Ltd.

Q is the flow rate through the. The discharge coefficient C is a constant value for given venturi dimensions. ReD 2 10 5 - 2 10 6 the coefficient of discharge is C 0985.

The equation is based on the Bernoulli equation conservation of energy and the continuity equation. For the Venturi tubes with diameters in range of D 200 - 1200 mm D2D1 04 - 07 and. Pipe Area A pipe m 2.

The venturi meter device measures the flow rate or velocity of a fluid through a pipe. Post your comments below and. When the fluid whose flow is being measured by an orifice flow nozzle or venturi meter is a gas the.

Q 177634 litsec 1 liter 1000cm.

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