Mechanics of Solids 3 min read
Stress concentrations and fracture
In 1898 G. Kirsch derived the solution for the stress distribution around a circular hole in a much larger plate…
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Mechanics of Solids 4 min read
The general theory of elasticity
Linear elasticity as a general three-dimensional theory began to be developed in the early 1820s based on Cauchy’s work. Simultaneously,…
Mechanics of Solids 4 min read
Beams, columns, plates, and shells
The 1700s and early 1800s were a productive period during which the mechanics of simple elastic structural elements were developed—well…
Mechanics of Solids 3 min read
Concepts of stress, strain, and elasticity
The English scientist Robert Hooke discovered in 1660, but published only in 1678, that for many materials the displacement under…
Mechanics of Solids 6 min read
Mechanics of solids
Mechanics of solids, science concerned with the stressing, deformation, and failure of solid materials and structures. What, then, is a…
Chemical Process Calculation 2 min read
Mean Heat Capacity & Pressure Effect
The use of mean heat capacities often facilitates the calculation of sensible-heat changes; mean heat capacity over the temperature range t1 to t2 is defined by…
Chemical Process Calculation 3 min read
The Heat Capacities of Solids
The heat capacity of a substance is related to the question of how much energy does it take to raise…
Chemical Process Calculation 3 min read
Inlet And Outlet Humidity
In Dryers In dryers, inlet humidity is a controlled parameter which affects the process, whereas outlet humidity is a monitoring…
Chemical Process Calculation 2 min read
Applying Humidity In Calculations
The needs of the practitioner involved in industrial drying are completely different to those of the standards expert. He is…
