Recommended shell and tube side velocities values are listed below, the values can be used for preliminary design purpose when designing shell and tube heat exchangers, these are guidelines that are in place as lower velocities can cause fouling issues and very high velocities can cause erosion issues. If there […]
How to use shell and tube heat exchanger software effectively? This short article aims to give some recommendations and guidelines on how to effectively use shell and tube heat exchanger software (S&THex) effectively to design a heat exchanger, the article may also answer questions such as how do I know […]
How to adjust pressure drop in heat exchangers This is a quick guide on how to adjust the pressure drops in shell and tube heat exchangers. This short article assumes that you are in a simulation stage and have already calculated both shell side pressure drop and tube side pressure […]
Compressors a general guideline This short article discusses some general guidelines for industrial compressors. The purpose of this article is to provide a quick summary of findings for general understanding. It is assumed that you have a general understanding of industrial compressors.
How to calculate the heat duty for heat exchangers? Lets first define the term “Heat duty” to understand what understand what exactly we are calculating. The Heat duty can be defined as the amount of heat needed to transfer from a hot side to the cold side over a unit […]
Shell and tube heat exchangers comparison The table below compares different type of shell and tube heat exchangers based on different design characteristics:
Problems affecting performance in Shell and tube heat exchangers The main problems affecting the performance are usually due to one of the following: + Fouling + Tube vibrations + Leakage + Dead Zones
What is Heat Transfer? Heat is transferred from one object to another in three possible ways, Conduction, Convection and Radiation.
Difference between Shell passes and Tube passes In shell and tube heat exchangers the number of shell passes or the number of tube passes will always come across. The number of passes in general affects your pressure drops in shell and tube heat exchangers. This short article will show the […]
How to Calculate the Log Mean Temperature Difference (LMTD) This short article aims to show you how to calculate the LMTD for Counter current flow and Co-current flow also called (Parallel flow). The calculation has been referenced by many text books. You can also download the free calculator attached with […]