down hill
The open channel flow has a free surface whereas the pipe flow has a closed surface.
stream channel
The open channel flow has a free or rather open surface whereas the pipe flow has a closed surface.
The flow through a circular channel goes in a roundabout motion.
open cahannel flow and pipe flow Open channel is always at atmospheric pressure Pipe flow has pressure either above or below atm
Channel flow is how much water flows through a channel.
in open channel flow Control sections occur at entrances and exits to channels and at changes in channel slopes, under certain conditions. A gate in a channel can be a control for both the upstream and downstream reaches. In a the flow passes through critical at the entrance to a channel, and the depth can be computed there for a given discharge. The channel is steep; therefore, computations proceed downstream.
The flow of water in a small channel is commonly referred to as "streamflow" or "channel flow." It describes the movement of water within natural or artificial channels, such as rivers, streams, or ditches. Factors like gradient, channel shape, and surrounding vegetation can influence this flow. Understanding streamflow is essential for managing water resources and ecosystems.
The area velocity method is a commonly used technique in open channel flow measurement. It involves measuring the velocity of flow at different points in the channel cross-section and integrating these velocities to determine the flow rate. By multiplying the flow rate by the cross-sectional area of the channel, the method can calculate the volume of fluid passing through the channel over time.
Stream velocity is dependent of four things. They are, the flow type, the gradient, the channel shape, and the discharge of the stream. Streams will flow faster in narrow channels on steeper grades.
The English Channel does not flow into any river. It is a sea link between the Atlantic Ocean and the North Sea. See the related questions section, below, for the answer to which river flows into the English Channel.
Uniform flow cannot occur in a frictionless channel because the absence of friction does not allow for energy dissipation, causing the flow velocity to remain constant throughout the channel. In reality, energy is lost to friction, resulting in a non-uniform velocity profile.