Web• Mass flow rate (m , mass/time), volumetric flow rate (Q, volume/time), and weight flow rate (w •, weight/time). These quantities are related by: mQρ • = , wgm gQρ •• ==. Although we frequently treat these quantities as scalars describing the magnitude of the flow rate in the direction of bulk flow, they really are vectors. In some ... WebIf v is the mean velocity and A is the cross sectional area, the discharge Q is defined by Q = Av which is known as volume flow rate. Discharge is also expressed as mass flow rate and weight flow rate. Volume flow rate, Q = A v Mass flow rate, M = ρ Q Weight flow rate, W = γ Q Where: Q = discharge in m 3 /sec or ft 3 /sec
Solved A venturi meter is used to measure flow velocity. - Chegg
WebJul 18, 2011 · At any point, q=vA, but both the velocity and the area can change nearly independently (a change in pipe size does change velocity, but a change in pressure for the same pipe size changes velocity too). ... Mass flow rate is conserved (i.e., for a closed system with no additions or removals of mass, the mass flow rate at every point in the ... WebVolumetric flow rate is defined as Q = vA, where Q is the flow rate, v is the velocity of the fluid, and A is the area of the cross section of the space the fluid is moving through. … smart array events
14.5 Fluid Dynamics University Physics Volume 1
WebMass flow rate can be calculated by multiplying the volume flow rate by the mass density of the fluid, ρ. The volume flow rate is calculated by multiplying the flow velocity of the mass elements, v, by the cross-sectional vector area, A. Mass flow rate can also be calculated by: where: or Q = Volume flow rate, ρ = mass density of the fluid, Web• Design parameter for hoods = Q – Q = volumetric flow rate in cubic feet /min Q = VA V = air velocity in fpm A = area of duct in square feet • flow is not measured directly • … WebFormula The formula used by this calculator to calculate the flow velocity is: v = Q / A Symbols v = Flow velocity Q = Volumetric flow rate A = Cross-sectional area n.b. This formula assumes uniform flow conditions within … smart array advanced pack