The process of coalescence in oil treating systems is time dependent. In dispersions of two immiscible liquids, immediate coalescence seldom occurs when two droplets collide.…
Cyclone separators are widely used in various industries for the separation of solid particles from gas or liquid streams. The capacity of a cyclone separator…
The following formulas are used in the ASME Code Section VIII, Division 1 for determining wall thickness: Wall thickness—cylindrical shells Figure 12-1 defines the various…
Resembling dirty ice, hydrates consist of a water lattice in which light hydrocarbon molecules are embedded. They are a loosely-linked crystalline chemical compound of hydrocarbon…
This is not strictly a cut but consists of all the light material in the crude absorbed into the total overhead distillate from the crude…
The required heat duty, film coefficients, conductivity, etc. for a shell and tube heat exchanger can be calculated using the procedures in Heat Transfer Theory,…
Remembering that the weight of each component is the number of moles of that component times its molecular weight (pounds = MW X moles), the…
Back-pressure can affect either the set pressure or the capacity of a relief valve. The set pressure is the pressure at which the relief valve…
Head Bernoulli is a term that refers to the total energy of a fluid at a given point in a steady flow system. It consists…
When thinking about emulsion stability, it may be helpful to realize that in a pure oil and pure water mixture, without an emulsifying agent, no…