The Removal of Sulfur Compounds from Petroleum Distillates PDF Download
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Author: Archibald Stewart Ross
Publisher:
ISBN:
Category : Desulfurization
Languages : en
Pages : 0
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Book Description
All petroleums contain sulfur either combined, or, occasionally in the free state, varying from traces to four per cent or more. In general, the sulfur content increases with the asphaltic content, the light oils of Pennsylvania, Baku, and Roumania being typical of the low-sulfur oils, while the heavy California and Mexican oils may contain as high as four and one-half per cent. Sulfur in crude oils is usually present as sulfur-hydrocarbon compounds of high molecular weight which are decomposed on distillation, particularly at the higher temperatures, releasing free sulfur, hydrogen sulfide, mercaptans, and various alkyl sulfides. The methyl, isopropyl and isobutyl mercaptans were identified in Persian crude oils as well as some alkyl sulfides and disulfides.
Author: Archibald Stewart Ross
Publisher:
ISBN:
Category : Desulfurization
Languages : en
Pages : 0
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Book Description
All petroleums contain sulfur either combined, or, occasionally in the free state, varying from traces to four per cent or more. In general, the sulfur content increases with the asphaltic content, the light oils of Pennsylvania, Baku, and Roumania being typical of the low-sulfur oils, while the heavy California and Mexican oils may contain as high as four and one-half per cent. Sulfur in crude oils is usually present as sulfur-hydrocarbon compounds of high molecular weight which are decomposed on distillation, particularly at the higher temperatures, releasing free sulfur, hydrogen sulfide, mercaptans, and various alkyl sulfides. The methyl, isopropyl and isobutyl mercaptans were identified in Persian crude oils as well as some alkyl sulfides and disulfides.
Author: Henry Rakoff
Publisher:
ISBN:
Category : Petroleum
Languages : en
Pages : 194
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Book Description
Author: John S. Ball
Publisher:
ISBN:
Category : Petroleum
Languages : en
Pages : 68
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Book Description
Author:
Publisher:
ISBN:
Category : Petroleum
Languages : en
Pages : 28
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Book Description
Author: James G. Speight
Publisher: John Wiley & Sons
ISBN: 1118986342
Category : Science
Languages : en
Pages : 369
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Book Description
Introduces the reader to the production of the products in a refinery • Introduces the reader to the types of test methods applied to petroleum products, including the need for specifications • Provides detailed explanations for accurately analyzing and characterizing modern petroleum products • Rewritten to include new and evolving test methods • Updates on the evolving test methods and new test methods as well as the various environmental regulations are presented
Author:
Publisher:
ISBN:
Category : Petroleum
Languages : en
Pages : 28
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Book Description
Author: Nicholas Arthur Clarke Smith
Publisher:
ISBN:
Category : Asphalt
Languages : en
Pages : 24
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Book Description
Author: Ogheneruemu Osirim
Publisher: GRIN Verlag
ISBN: 334697247X
Category : Technology & Engineering
Languages : en
Pages : 28
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Book Description
Research Paper (postgraduate) from the year 2017 in the subject Engineering - Chemical Engineering, grade: A, , course: Directed Studies, language: English, abstract: This study focuses on the removal of sulfur compounds from liquid fuels specifically gasoline and diesel fuels. The paper centers on the urgency and effect of environmental regulations due to health and global warming concerns on the emerging methods of achieving ultralow sulfur fuels (ULSF). The traditional hydrodesulphurization process is reviewed and its limitations to achieving ULSF is highlighted. The effect and challenge in achieving ULSF such as change in octane and cetane numbers and the reduced quality of the fuels were also foregrounded. Alternative methods for improved desulfurization process including Biodesulfurization and adsorption desulfurization were examined. Current works by researchers on the methods and processes of achieving ULSF were also investigated. Desulfurization is the process or processes used to remove or reduce the sulfur content of natural gas and other refined petroleum products such as diesel and gasoline. Sulfur is a non-metallic chemical element which is yellow in color and solid at room temperature. It is abundant in nature and is usually found in elemental form and also occurs as a sulfide or sulfate mineral. Sulfur can be used for many productive processes such in the manufacture of fertilizers and insecticides and it is an essential element for all living organism. Despite its usefulness, sulfur when exposed in a certain form to the environment can lead to environmental, material and health damage. One of the major sources of sulfur today is the petroleum industry where sulfur occurs as thiols, thiophenes, organic sulfides and disulfides. They occur in several refined petroleum products such as gasoline, diesel, kerosene, jet fuel, coal, and fuel oils. They constitute as contaminants and therefore are undesirable constituents in the oil and gas industry. In the petroleum industry sulfur is a process contaminant as it deactivates some catalyst during the refining process and causes the corrosion of pumping, pipeline, and refining equipment. Sulfur compounds left in fuels also lead to massive emissions of sulfur gases which not only have environmental impacts but health and material effects as well. When sulfur gases are emitted, they react with water in the atmosphere to form sulfuric acid and sulfates which turns to acid rain. Acid rain and sulfates cause damage to buildings, automotive painting, they acidify the soil which leads to deforestation and eventually damage to some ecosystem.
Author:
Publisher:
ISBN:
Category :
Languages : en
Pages : 20
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Book Description
Author: Francesco Coletti
Publisher: Gulf Professional Publishing
ISBN: 0128013591
Category : Technology & Engineering
Languages : en
Pages : 385
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Book Description
With production from unconventional rigs continuing to escalate and refineries grappling with the challenges of shale and heavier oil feedstocks, petroleum engineers and refinery managers must ensure that equipment used with today’s crude oil is protected from fouling deposits Crude Oil Fouling addresses this overarching challenge for the petroleum community with clear explanations on what causes fouling, current models and new approaches to evaluate and study the formation of deposits, and how today’s models could be applied from lab experiment to onsite field usability for not just the refinery, but for the rig, platform, or pipeline. Crude Oil Fouling is a must-have reference for every petroleum engineer’s library that gives the basic framework needed to analyze, model, and integrate the best fouling strategies and operations for crude oil systems. Defines the most critical variables and events that cause fouling Explains the consequences of fouling and its impact on operations, safety, and economics Provides the technical models available to better predict and eliminate the potential for fouling in any crude system