Frictional pressure drop in a line - Equations for calculating pressure drop per unit length across a pipe are given. EnggCyclopedia's pressure drop...
Author - wpadmin
Heavy Naphtha cut from the atmospheric crude oil distillation column in a refinery is sent to a ‘Naphtha Hydrotreating Unit’. After the naphtha...
Crude oil is first refined in an Atmospheric Distillation Column. Fractions of crude oil such as lighter gases (C1-C4), gasoline, naphtha, kerosene, fuel oil...
The diesel production is done by separating diesel cut from rest of the crude oil in atmospheric distillation unit after the gases have boiled...
A centrifugal compressor is typically driven by an electric motor or a steam turbine. The sample PFD in figure-1 indicates use of an electric motor. The...
If you manufacture or supply equipments, instruments, fittings, piping etc. used in process industry, you can also use this EnggCyclopedia platform to get in...
Figure 1: Sample air compressor map
Compressor maps are two dimensional and has all the information an engineer needs for design purposes. In the...
A centrifugal compressor is a machine that imparts energy to the gas flowing through it. This energy is in the form of velocity and is imparted from compressor...
Table of content:
Normal meter cube per hour
Standard meter cube per hour
Gas flow calculation in Nm³/hr & Sm³/hr
Normal meter cube per...
STP (Standard Temperature & Pressure) Conditions
Temperature and pressure vary from place to place, so it is important to have a standard reference for...
Classification of Fire and Hazard as per NFPA - The National Fire Protection Association (NFPA) categorizes fires by class. A fire can be classified among...