Where: Q = discharge in m 3 /sec or ft 3 /sec A = cross-sectional area of flow in m 2 or ft 2 v = mean velocity of flow in m/sec or ft/sec ρ = mass density of fluid in kg/m 3 or slugs/ft 3 γ = unit …
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WhatsApp: +86 18221755073This equation is shown in the red box on this slide and relates the mass flow rate to the flow area A, total pressure p t and temperature T t of the flow, the Mach number M, the …
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WhatsApp: +86 18221755073It is the rate at which the number of units goes through the process per unit time. The rate is measured in units/per time (e.g., units/minute). T – the flow time. This is the time that the units …
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WhatsApp: +86 18221755073The relevant formula for establishing the flow rate of a specific centrifugal pump when impeller diameter is constant is expressed as: Q₁/Q₂ = (N₁/N₂) Where Q = flow rate, N = shaft speed, 1 …
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WhatsApp: +86 18221755073Calculation examples. Example 1: A round pipe has a diameter of 25 mm and water is running through it with a velocity of 10 m/s. What is the flow rate of the water? First, we calculate the …
WhatsApp: +86 18221755073Volumetric Flow Rate The volumetric flow rate (Q - ft³/s) can be calculated as the product of the cross sectional area (A - ft²) for flow and the average flow velocity (v – ft/s) .
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