Basics 1 min read
Relationships between the acceleration- and the vorticity fields
Important relationships can be obtained for the fluid flow by examining some of the obvious identities relating to the acceleration,…
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Basics 2 min read
Rotational motion, vorticity field
In order to illustrate this concept, we consider a typical fluid element of certain volume at any arbitrary time as…
Basics 2 min read
Motion of an infinitesimal fluid particle
Imagine an infinitesimal rectangular fluid particle of fixed identity in a flowing fluid. Its sides dx, dy and dz are parallel to…
Basics 3 min read
The acceleration field
The acceleration is the rate of change of the velocity experienced by a moving particle. It can be expressed as…
Basics 5 min read
The velocity field
In contrast to the Lagrangian description, the Eulerian treatment does not trace individual particles in the flow. It rather describes…
Basics 5 min read
Eulerian and Lagrangian description of fluid motion
Fluid flow is the characteristic form of motion of fluid continua, an intuitive mechanical concept based on direct experimental observations.…
Basics 13 min read
FLOW PROPERTIES OF FLUIDS
The fluid state It is an everyday experience that all matter exists in either the fluid or the solid state.…
Natural Gas 3 min read
Why is conservation of natural resources important?
A resource is any natural or artificial substance or energy which can be used for the benefits of mankind. Natural…
Natural Gas 4 min read
Coal and Petroleum
Introduction · The resources, which are present in unlimited quantity in nature and are not likely to be exhausted by human…
Natural Gas 1 min read
Why is CNG called as clean fuel?
CNG is nothing but Compressed Natural Gas. It is made by compressing natural gas, to less than 1 percent of…
