ARTICLES
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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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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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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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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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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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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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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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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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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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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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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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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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Jan-2008
Highly exothermic olefins saturation and silica contamination can occur when hydrotreating coker naphtha.
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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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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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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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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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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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Seismic design of structural steel pipe racks
Nov-2011
Structural steel pipe racks are structures in petrochemical, chemical and power plants that support pipes, power cables and instrument cable trays. Occasionally, ...
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Crude overhead system design considerations
Jul-2007
Proper crude unit overhead system design is important when building a new unit or revamping an existing one to process different crudes
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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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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 45˚angle
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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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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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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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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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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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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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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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Minimise amine losses in gas and liquid treating
Jun-2018
Even with incomplete information, a systematic approach can be used to identify the source of amine losses and the action needed to reduce them.
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Reducing NOx emissions from an FCC unit (TIA)
Aug-2018
Refinery processes account for a considerable share of the overall emissions of air pollutants in Europe. The Industrial Emissions Directive (IED) is the ...
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Refinery protection with gas detection
Apr-2020
Based on several recent M&A transaction valuations it is fair to say that the price tag of a medium-sized, medium-complexity refinery in Europe is in the ...
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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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Jun-2016
The outlook and opportunities for petrochemicals based on China’s development of shale gas
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Refining-petrochemicals integration: an Indian view
Mar-2018
Integrating a refinery with a petrochemicals complex offers high value products and a boost to gross margin.
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Jun-2017
There is a good economic case for petcoke slurry as a refinery fuel, but first you need to deal with the rheology
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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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Simulation model increases visbreaker conversion
Jan-2011
Introduction of advanced analytical monitoring, chemical treatment and process optimisation has raised the profitability of a visbreaker unit
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Jan-2008
Highly exothermic olefins saturation and silica contamination can occur when hydrotreating coker naphtha.
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Revamping crude towers for quality and yield
Nov-2016
A successful revamp of distillation towers for increased diesel quality and yield depended on reliable design and accurate assembly
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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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HDXRF vs ICP for nickel and vanadium in crude oil
Sep-2020
(White Paper) - Technology introduced over the last decade, such as horizontal drilling and hydraulic fracturing, has led to new sources of light tight ...
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Enable cost savings and optimise production with real-time sulphur results
Sep-2020
The demand for biofuels has increased in recent years, with the EU requiring that 10% of the total transport fuel in its member countries to come from ...
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Improving turnarounds and operations with online cleaning
Sep-2020
Case histories illustrate the financial and operational gains achieved by replacing mechanical cleaning with online, closed-loop operations. The conventional ...
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Heat exchanger fouling analytics
Sep-2020
Modelling the effects of fouling on the performance of heat exchangers and its impact on product values as well as energy losses
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Planning to counter economic turbulence
Sep-2020
Synchronising engineering and planning models should be a key aim to support the resilience and agility needed for economic recovery
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Managing the life cycle of coke drums
Sep-2020
Coke drums have finite lives. Understanding where they are in their life cycle is key to managing spending on repair or replacement
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IMO 2020: meeting the challenge
Sep-2020
Developments in fuel additive technology address challenges and uncertainties raised by the IMO 2020 regulations
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Real-time crude and desalter monitoring
Sep-2020
An analyser array supports corrosion management through continuous insights into changes in crude quality
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Remote management of hydrogen production
Sep-2020
Remote monitoring and control can improve safety, detect problems early, and promote efficient operations through modelling and analysis of hydrogen p ...
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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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Types of corrosion and materials to combat them
Sep-2020
A review of corrosion problems in fluid systems and how to prolong their life in one of the oil and gas industry’s most challenging environments.
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Sep-2020
Remotely cleaning furnace tubes slashed the cost of hydrogen production for a refiner.
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Troubleshooting premature tower flooding
Aug-2020
Thorough analysis of field data and tray hydraulics together with gamma scanning were key factors in the successful troubleshooting of premature flooding ...
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Capturing carbon dioxide from refinery streams
Aug-2020
Using hydrogen manufacturing units to demonstrate the relative benefits of technologies for capturing carbon from low and high pressure streams.
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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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Aug-2020
How MOL used a new approach to data to improve plant diagnostics, adopt alternate crudes and save millions.
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Cutting the cost of refinery process control and CEMS gas analysis
Aug-2020
Developments in equipment functionality to reduce maintenance costs, innovative service delivery which can enable outsourcing and an array of digital solutions ...
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Waste recycling: an opportunity for refiners?
Aug-2020
The Circular Economy has been established as the number one priority in the European Green Deal and innovative recycling technologies are helping refiners ...
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How refiners can capitalise on the petrochemical industry
Aug-2020
As the demand for refined products is falling and demand for petrochemical products is increasing, it is vital that refiners consider petrochemical integration, ...
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Making innovative catalysts to trigger a reaction in chemical, gas and refining processes
Aug-2020
When you are creating high-quality petrochemical end products, you must first trigger a reaction.
Forming the catalysts
Creating ... -
Aug-2020
Assuming that this pandemic has an end-point, businesses in general and refiners more than most would prefer a restoration of near-normal to some realignment ...
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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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Analyser delivers fast quality checks for biorefinery (TIA)
Aug-2020
The demand for biofuels has increased in recent years, with the EU requiring that 10% of the total transport fuel in its member countries is to come from ...
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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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Revamp raises crude flexibility and profits (TIA)
Aug-2020
Hyundai Oilbank (HDO) has been operating an atmospheric residue desulphurisation (ARDS) unit, producing feed for the RFCC unit, at its Daesan, South Korea, ...
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HDXRF vs ICP for nickel and vanadium in crude oil
Sep-2020
(White Paper) - Technology introduced over the last decade, such as horizontal drilling and hydraulic fracturing, has led to new sources of light tight ...
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Processing heavy canadian crude
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The sulphur processing expert
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Catalyst portfolio
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FCC catalysts & additives
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Worldwide refinery processing review
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Downstream industry process diagnostics
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Compressor optimization and upgrades
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Independent catalyst testing video
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Galexia™ hydroprocessing platform
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ITW technologies online cleaning
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