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Expansion

Expansion is a physical phenomenon that occurs when the temperature of a material changes. Since most materials have different thermal expansion at different temperatures, their volume or dimensions change. Thus, dilation refers to the expansion or change in size of a material due to temperature changes.

There are two main types of dilation:

Linear expansion: This is the change in length of a material in one dimension when it is heated or cooled. When the temperature increases, the material expands, while when the temperature decreases, it shrinks. This phenomenon is common in most solid materials such as metals, plastics or concrete.

Area expansion: This type of expansion refers to changes in the size of the material in two dimensions, most often in a plane. With changes in temperature, materials can expand or contract in two directions.

Expansion can be an important factor in the design and construction of structures and equipment, especially at large dimensions or at extreme temperatures. Engineers and architects must take thermal expansion into account to prevent deformation or damage to materials due to temperature changes. The average thermal expansion of various materials is well documented and is important in the calculation and design of various structures.

If expansion is not properly taken into account, it can lead to problems such as cracks, deformations, structural defects or malfunctioning mechanisms, especially if different materials with different thermal expansion are used. Therefore, it is important to keep expansion in mind when designing and building various systems and structures.

Vytvořil Shoptet | Design Shoptetak.cz.