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Understanding basic principles of flow calculations
Mar-2008
Valve size often is described by the nominal size of the end connections, but a more important measure is the flow that the valve can provide.
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Managing fouling in refinery networks
Jul-2015
Modelling heat exchanger and other networks enables the use of dynamic fouling models in performance assessment and predictive studies
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Spent sulphuric acid regeneration (SAR) process
May-2012
Several chemical processes utilise concentrated sulphuric acid as a catalyst or dehydrating agent, in which the acid becomes “spent”; ie, weakened ...
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Hydrogen generation for modern refineries
Jan-2009
With increasing demand for diesel, more stringent product specifications for cleaner fuels, reduced fuel oil demand and the economic advantages in processing ...
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Processing high TAN crude: part I
Jan-2010
Huizhou, which is the first refinery for processing 100% high TAN crude, started up in 2009. This article describes the challenges of an opportunity crude ...
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Sour water strippers: design and operation
Apr-2013
Simpler, more cost-effective sour water stripper designs can outperform more generally accepted designs in the refining industry
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Naphtha catalytic cracking for propylene production
Mar-2013
Investment in on-purpose propylene production technology based on 
naphtha-based feedstock is taking on various process configurations
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Oil/water separation technologies
Apr-2013
Where stable emulsions cannot be removed mechanically, the application of demulsifiers, coagulants and flocculants accelerates the separation process
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Catalytic reforming options and practices
Apr-2010
Design and practice in catalytic reforming is evolving to meet refinery challenges, including lower gasoline pool benzene content and increased demand ...
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High-purity propylene from refinery LPG
Apr-2012
A case study and financial analysis show that investment opportunities for refiners exist with the expected future high price of propylene
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Understanding centrifugal compressor performance
Apr-2002
In a connected process system, expensive changes to the compressor and driver can be avoided with system debottlenecking modifications
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Gasifying coke to produce hydrogen 
in refineries
Jul-2012
Coke gasification to produce hydrogen for hydroprocessing is more capital intensive than steam methane reforming, but not so vulnerable to natural gas ...
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A novel approach to cleaning 
furnace coils
Jul-2013
A modified pigging operation aims to greatly reduce the time required for coke removal from furnace coils
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Optimising sweep gas flow in a flare header
Oct-2012
How to calculate the minimum flow of flare header sweep gas needed to maintain safe conditions
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Calculating column relief loads
Apr-2010
Conventional, steady-state and dynamic simulation techniques are compared in a study of relief loads for failure modes applied to a distillation colum ...
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Metathesis for maximum propylene
Apr-2006
Using metathesis technology to process refinery-based C4 feedstocks can maximise propylene. The economic advantages of flow schemes using alpha-olefins ...
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Jan-2008
Highly exothermic olefins saturation and silica contamination can occur when hydrotreating coker naphtha.
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RFCC units set new standard for propylene production
Oct-2012
RFCC units are being commissioned and operated to convert hydrotreated and straight-run resid to high levels of propylene
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Apr-2003
A review of the use of chloride guard beds to treat liquid phase and gas phase streams to prevent operational problems from hard-to-detect organic chlorides, ...
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Improving the distillation energy network
Oct-2013
Energy-efficient design applied to the refit of a distillation unit was achieved through optimisation between the distillation column and heat network ...
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Centrifugal compressor operations
Jul-2004
The wet gas compressor is used as an example in this article reviewing compressor performance, operating conditions and basic control philosophy
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Improved hydrogen yield in catalytic reforming
Jan-2013
A process step that sends higher-boiling C6 hydrocarbons to light tops isomerisation delivers an increase in hydrogen production from naphtha catalytic ...
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Choosing a neutralising amine corrosion inhibitor
Jul-2004
A review of physical and chemical properties of commonly used amine-based corrosion inhibitors. The authors highlight the relative strengths and weaknesses ...
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Alarm floods and plant incidents
Jul-2012
Alarm floods and their contribution to industrial incidents can be controlled successfully through all process states
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Controlling the dew point of natural gas
Jul-2015
Meeting water and hydrocarbon dew point specifications for natural gas without acid gas components
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More petrochemicals with less capital spending
Sep-2020
Even in nations with exceptional dependence on transportation fuels like Brazil, better integration with petrochemicals production is essential for re ...
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Energy management and sustainability of the downstream industry
Jun-2022
Energy management must feature in any strategy in the downstream industry for both environmental impact and economic competitiveness.
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Delayed coking as a sustainable refinery solution
Jun-2021
Fuel grade coke is a serious environmental pollutant but the producer, the delayed coking process, can be a contributor to future sustainable development ...
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The role of biofuels in the energy transition
Apr-2022
Overcoming the challenges of coprocessing renewables.
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Closing the sustainability cycle
Feb-2023
Role of plastics recycling technologies in the future of the downstream industry.
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Profiting from the lubricants market
Apr-2023
Pursuing a profitable and more sustainable purpose for crude oil through the lubricants market requires examination of lubricants production via hydro ...
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Needle coke — overcoming quality challenges in a resurgent market
Nov-2022
The quality of needle coke precursors as a function of their origin and/or process is discussed against a backdrop of the drive to enhance quality, purity, ...
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Managing fouling in refinery networks
Jul-2015
Modelling heat exchanger and other networks enables the use of dynamic fouling models in performance assessment and predictive studies
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Experimental phase balance assessment for duplex stainless steel welded pipe
Jan-2018
This paper discusses the assessment of weld metal ferrite content in duplex stainless steel pipe welded at a 45Ëšangle
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Delek brings refineries into synchronised digital maturity
Jul-2020
Since the company was founded in the early 2000s, the business strategy at Delek US Holdings, Inc. has focused on rapid growth through acquisition of downstream ...
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Computation of heat conduction in welding of thick wall reactor vessels
Sep-2017
The welding of reactors in refinery is complex due to various phase formation during and after welding. Each phase was unique with success of welding lies ...
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CCS from refinery emissions: CO2 purity must be analysed and controlled
Jun-2020
One of the most promising measures to decarbonise refinery operations is carbon capture and storage (CCS) from existing combustion processes, such as process ...
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IMO 2020 - Maritime CEMS and refinery changes
May-2020
For several years, the International Maritime Organisation (IMO) has stipulated low levels of sulphur emissions close to densely populated coastal areas, ...
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Hydrogen SMR energy efficiency optimisation
May-2020
Steam methane reformers (SMR) are the most common hydrogen production technique in the oil and gas industry.
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Environmental monitoring and management in the downstream oil and gas sector
Apr-2020
Keeping it clean, keeping it green. Ground water, rain water run-off and effluent. Contaminated soil replacement in spillage areas, excavated soil disposal ...
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Optimising FCC economics against changing market dynamics
Mar-2023
CO promoters are a frequently overlooked parameter for better control of afterburning, as demonstrated in a case study amidst a changing platinum group ...
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Hydrogen — making the move from industrial gas to fuel
May-2020
Our sun creates energy through the fusion reaction of hydrogen to form helium: that’s been going on for millions of years.
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Improved hydrogen yield in catalytic reforming
Jan-2013
A process step that sends higher-boiling C6 hydrocarbons to light tops isomerisation delivers an increase in hydrogen production from naphtha catalytic ...
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Steam reforming natural gas containing higher hydrocarbons
Apr-2013
A method is described for estimating reformed gas composition in a primary reformer when the feed is a natural gas containing higher hydrocarbons
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Slug catcher debottleneck protects downstream processing (TIA)
Aug-2020
Effective separation of oil and gas from different impurities in upstream operations is a matter of paramount importance. All downstream activities and ...
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Boosting mild hydrocracking performance
Aug-2020
Optimising its mild hydrocracking operations using new catalyst developments enabled a refinery to meet more complex targets for fuel quality.
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Molecular management for refinery-petrochemical complexes
Aug-2020
Designing a digital twin for process simulation of an integrated complex enables enhanced molecular management to deliver higher margin.The future comprises ...
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Feb-2024
Part 1 covered the basics of crude-to-chemicals. Part 2 explains how hydroprocessing technology can be used to convert any crude to chemicals to maximise ...
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Refinery’s performance confirms catalyst testing
Jun-2021
Commercial results from a naphtha reformer are a close match with data from micro-pilot plant tests.
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Modelling ethane absorption in 
MEA solution
Jun-2018
Solving foaming problems related to absorption of hydrocarbon and feed contaminants by amine solution.
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Passivating vanadium in FCC operations
Apr-2024
Three in-unit trials demonstrated ability to control various oxidation states of vanadium with strong passivation technology.
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Hybrid catalyst loading reduces fill cost and carbon footprint
Apr-2024
Using rejuvenated catalyst in a hybrid load significantly lowers fill cost and CO2 footprint while providing the performance advantages of latest generation ...
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Economic benefits of presulphurisation technology in an evolving market
Apr-2024
The refining industry is experiencing significant changes. Today, the market is defined by uncertainty and volatility, resulting in major shifts in supply ...
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Troubleshooting low or high regenerator temperatures
Apr-2024
A review of available resources, technology, and expertise to rapidly identify FCC unit regenerator operational problems, including thermal and catalytic ...
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Incorporating new technology and tools for catalyst development
Apr-2024
Factors affecting advances in catalyst development benefit from a wide range of expertise.
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FCC co-processing of biogenic and recyclable feedstocks: Part I
Apr-2024
Refinery sustainability drivers predicate a focus on renewable and recyclable feedstocks and the challenges and solutions for co-processing them in FCC ...
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Experimental study on diesel fuel haziness
Apr-2024
Understanding the exact reasons behind haziness in diesel fuel facilitates quality control strategies.
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Catalyst technology for maximum light olefins and ultra-low emissions
Apr-2024
Bio-derived naphtha-to-olefins technology for today’s refinery and the future’s anticipated renewable fuels and chemicals refinery.
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Catalyst rejuvenation offers circular solution for hydroprocessing catalysts
Apr-2024
Recover the full activity of spent hydrotreating catalyst to ensure their reuse without performance loss.
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Mar-2024
The global demand for petrochemicals continues to rise, emphasising the need for refining and petrochemical integration in order to take advantage of this ...
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Eight critical process vessel, tower and column corrosion mitigation projects
Feb-2024
Integrated Global Services (IGS) discusses eight global process vessel, column, and tower corrosion mitigation projects. This paper explores innovative ...
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Revolutionising refining with digital twins
Feb-2024
Exploring applications and outputs across the refinery landscape. Refiners are at the crossroads of innovation and challenge.
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Feb-2024
Part 1 covered the basics of crude-to-chemicals. Part 2 explains how hydroprocessing technology can be used to convert any crude to chemicals to maximise ...
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Feb-2024
A new approach to the costly problem of biofilm formation in refinery and petrochemical operations.
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Adding CHP to refinery power infrastructures
Feb-2024
CI scores and delivered economic impact at downstream facilities improve when adding CHP units to increase electrical and thermal efficiency.
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Simulating VGO, WLO, and WCO co-hydroprocessing: Part 2
Feb-2024
Economic analysis performed when co-hydroprocessing VGO, WLO, and WCO shows that WLO studied percentages increase hydrocracking unit net profits.
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Combining Prime-G+® and GT-BTX PluS™ to upgrade a refinery with crucial operating flexibility (TiA)
Feb-2024
The landscape of the petroleum refining industry has undergone a significant transformation in the aftermath of the global pandemic.
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Pump operating issue case study: Identifying the poor performance root cause (TiA)
Feb-2024
Problem: An alkylation unit’s main fractionator reboiler pumps were experiencing operational problems. Two 100% pumps were available: one online and ...
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Worker safety when entering reactors with an inert atmosphere (TiA)
Feb-2024
The products from petrochemical processing touch almost every aspect of modern living. The importance of these products to industry and society emphasises ...
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Hydrogenation technology and catalysts reduce PVC byproducts (TiA)
Feb-2024
Approximately 34 million tons of polyvinyl chloride (PVC) are produced annually. A versatile material that is cost-effective to produce, it boasts numerous ...
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Simulating FCC upset operations
Feb-2024
Examples are provided of FCC upset event consequences predicted by using FCC performance simulation models.
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Refractory detection system and floating roof protection
Feb-2024
New refractory detection system monitors skin temperatures in Claus or thermal oxidisers as well as SMRs, gasifiers, and emissions from floating roof ...
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Overcoming wastewater challenges of opportunity crude processing
Feb-2024
Refinery wastewater facilities need new practices and solutions for efficient and sustainable operation with heavy opportunity crudes.
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Filtration and separation for industrial carbon capture, transport, and storage
Feb-2024
Novel filtration and separation products and a deep understanding of material science and fluid contamination characteristics are needed to reduce the ...
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Considerations for crude unit preflash drums and preflash towers
Feb-2024
A guide to debottlenecking, revamping, designing, and operating crude unit preflash facilities based on literature and the authors’ experience.