Category: Oil Refinery Terms
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Feedforward, Feedback and Cascade Controls
Feedback Control System A feedback control system is a control system that uses measurements of the output of a system to adjust the input in order to achieve a desired...
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Difference Between Absorption and Adsorption
Absorption Absorption is the process in which one substance, called the absorbent, takes up another substance, called the absorbed, into its volume. This process can occur in a variety of...
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Demerization Process
A dimerization process is a form of polymerization that converts two propylene molecules to generate one C6 olefin molecule that is termed dimate, which is then used as a gasoline...
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Le Chatelier’s Principle Explanation and Applications
Le Chatelier’s Principle, named after French chemist Henri Louis Le Chatelier, states that when a system at equilibrium is subjected to a change in conditions (such as temperature, pressure, concentration,...
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Volatile Organic Compounds Sources and Control Measures
Volatile organic compounds (VOCs) are a group of organic chemicals that have high vapour pressure and low water solubility at room temperature. The high vapour pressure of VOCs results due...
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Flaring in Petroleum Refinery
The flaring process in oil refineries refers to the controlled and safe burning of the waste gases that are produced during various refining processes. By burning the hydrocarbon vapours the...
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Acid Gas in Petroleum Refinery
In petroleum refining, acid gas refers to a mixture of gases that form acids in a solution with water. The most common types of acid gas are carbon dioxide (CO2)...