answersLogoWhite

0

Vcrital = RD(V/S)

R=reynolds # of the flow

V=viscosity

S=density

D= pipe diamitar.

To find Rate

R=(s/v)DV

User Avatar

Wiki User

11y ago

What else can I help you with?

Related Questions

What is the pipe velocity equation used to calculate the flow rate of a fluid through a pipe?

The pipe velocity equation used to calculate the flow rate of a fluid through a pipe is Q A V, where Q is the flow rate, A is the cross-sectional area of the pipe, and V is the velocity of the fluid.


What is the relationship between pressure and flow rate in a system, as described by the pressure vs flow rate equation?

In a system, the relationship between pressure and flow rate is described by the pressure vs flow rate equation. This equation shows that as pressure increases, flow rate decreases, and vice versa. This means that there is an inverse relationship between pressure and flow rate in a system.


What are the pipe flow rate equations used to calculate the rate of flow in a fluid system?

The pipe flow rate equations commonly used to calculate the rate of flow in a fluid system are the Darcy-Weisbach equation and the Hazen-Williams equation. These equations take into account factors such as the diameter of the pipe, the roughness of the pipe surface, the fluid velocity, and the pressure drop along the pipe.


What is the flow rate equation and how is it used to calculate the rate at which a fluid flows through a system?

The flow rate equation is Q A V, where Q is the flow rate, A is the cross-sectional area of the pipe or system, and V is the velocity of the fluid. This equation is used to calculate the rate at which a fluid flows through a system by multiplying the cross-sectional area of the pipe by the velocity of the fluid. This helps determine how much fluid is moving through the system per unit of time.


How can I convert flow rate to pressure in a fluid system?

To convert flow rate to pressure in a fluid system, you can use the Bernoulli's equation, which relates the flow rate, pressure, and velocity of the fluid. By rearranging the equation and solving for pressure, you can calculate the pressure based on the given flow rate and other relevant parameters of the system.


How can I convert flow to pressure in a fluid system?

To convert flow to pressure in a fluid system, you can use the Bernoulli's equation, which relates the flow rate, pressure, and velocity of the fluid. By manipulating this equation, you can calculate the pressure based on the flow rate in the system.


How are the continuity equation and bernoulli's equation related?

Continuity equations describe the movement of constant. Bernoulli's equation also relates to movement, the flow of liquids. For some situations, where the liquid flowing is a constant, both a continuity equation and Bernoulli's equation can be applied.


What is the pipe capacity equation used to determine the maximum flow rate that a pipe can handle?

The pipe capacity equation, also known as the Manning formula, is used to calculate the maximum flow rate that a pipe can handle. It is expressed as Q (1.486/n)A(R2/3)(S1/2), where Q is the flow rate, n is the Manning roughness coefficient, A is the cross-sectional area of the pipe, R is the hydraulic radius, and S is the slope of the pipe.


Why dp created for flow measurement?

The primary element creates a pressure drop across the flow meter by introducing a restriction in the pipe, and this engineered restriction enables Bernoulli's equation to be used for a flow rate calculation.


How can you calculate flow rate from dp flow chart?

To calculate flow rate from a differential pressure (dp) flow chart, you first need to identify the relationship between differential pressure and flow rate, typically represented in a flow equation or curve on the chart. This often involves using the orifice or flow meter characteristics, which relate dp to flow rate through a specific formula, such as the square root of the dp for incompressible fluids. By measuring the differential pressure and applying the corresponding flow rate equation or curve from the chart, you can determine the flow rate for the given conditions. Always ensure the units are consistent when performing these calculations.


How is flow rate related to pressure?

Flow rate is directly related to pressure in a system. As pressure increases, flow rate typically increases as well. This relationship can be described by principles such as Bernoulli's equation, which shows that an increase in pressure leads to an increase in fluid velocity and thus flow rate.


What is continuity equation tell us?

The continuity equation states that in a steady flow, the mass entering a system must equal the mass leaving the system. It expresses the principle of conservation of mass and is used to analyze fluid flow in various engineering applications. The equation is often written in the form of mass flow rate or velocity profile to describe how fluid moves through a system.