Скачать или смотреть 05 Thin cylindrical pressure vessel | Numerical | Hoop Strain | Longitudinal strain

Welcome to this YouTube video on thin cylindrical pressure vessels and the different types of strains associated with them.
A thin cylindrical pressure vessel is a container that is used to store gases or liquids under pressure. It is made of a cylindrical shell with a closed end on both sides. The pressure inside the vessel is exerted on the walls of the cylinder, causing stress and deformation.
One of the most important factors that engineers consider when designing a pressure vessel is the strain it will experience. Strain is a measure of how much the vessel's shape changes due to the pressure it contains.
There are three types of strains that are commonly associated with thin cylindrical pressure vessels: hoop strain, longitudinal strain, and maximum shear strain.
Hoop strain is the strain that occurs circumferentially around the vessel's walls. It is caused by the pressure inside the vessel pushing outwards on the cylinder's walls. Hoop strain is typically the highest strain that a pressure vessel experiences and is crucial in determining the vessel's strength and durability.
Longitudinal strain is the strain that occurs along the length of the vessel. It is caused by the pressure inside the vessel pushing the cylinder's walls inwards and is typically lower than hoop strain.
Maximum shear strain is the strain that occurs at a 45-degree angle to the longitudinal and hoop strains. It is a measure of the deformation that occurs due to the vessel's internal pressure, and it is important in determining the vessel's resistance to deformation.
To summarize, thin cylindrical pressure vessels are crucial for storing gases and liquids under pressure, and their design must take into account the different types of strains they will experience. Hoop strain, longitudinal strain, and maximum shear strain are the three most important types of strains that engineers must consider when designing these vessels.

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