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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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Making innovative catalysts to trigger a reaction in chemical, gas and refining processes
Jul-2020
(White Paper) - When you are creating high-quality petrochemical end products, you must first trigger a reaction. The keys that unlock this process are ...
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Precision Comparison Case Study — HDXRF® vs ICP (IP 501 & IP 621)
Jul-2020
(White Paper) - As petroleum professionals continue to refine their production processes, products such as crude oil, residual fuel oils, and VGO can contain ...
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Capturing value through integrated improvements at the FCC-PT–FCC complex
Jul-2020
(White Paper) - Introduction: the importance of fcc-pt–fcc unit integration. As they strive to remain competitive in the face of changing market dynamics, ...
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Decarbonization, electrification and the case for modern electric process heaters
Jul-2020
(White Paper) - Companies in liquified natural gas (LNG) and other industries have been taking bold steps to reduce their carbon footprint. The overall ...
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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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Detailed hydrocarbon analysis (DHA) – past, present and future Part 1
Jul-2020
A Historical Perspective. In the 1990s, gasoline regulations were changing rapidly. Lead antiknock compounds were banned. Typical gasoline benzene levels ...
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2019: The Year of Gasoline Analysis on the VUV Analyzer™ Platform
Jul-2020
VUV Analytics™, pioneers of developing analytical tools based on vacuum ultraviolet (VUV) detection technology, is dedicated to providing fast, easy, ...
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Detailed hydrocarbon analysis (DHA) – past, present and future Part 2
Jul-2020
In part two of this series I want to focus on the future of detailed hydrocarbon analysis. If you remember my first article, I talked a little about my ...
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Bring your operation on-line and into the future with Wasson-ECE & Eclipse E-VUV
Jul-2020
Accurate, easy, and fast solutions are key for any operation to be successful. This is no more apparent than in the hydrocarbon processing (HPI) and chemical ...
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Introducing the new ASPYRE DT – now up to 2100 Amps
Jul-2020
Take your heat control system to the next level with the latest Watlow power and temperature controllers. We’re proud to introduce our new ASPYRE DT ...
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Jul-2020
Mobile water services can provide support for refiners facing the challenge of ageing water treatment plants
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When excess air becomes too much
Jul-2020
Excessive use of excess air impacts operating costs through fuel efficiency, furnace reliability, and stack emissions
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Steam reforming catalysts raise production efficiency
Jul-2020
The primary reformer is the most energy-intensive element in syngas production. New steam reforming catalysts reduce its energy costs and raise produc ...
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Managing a control system migration
Jul-2020
Overcoming the inherent risks of a control system upgrade relies heavily on collaborating and sharing information transparently with a systematic, integrated ...
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Evolution of a digital twin Part 2: Use of the digital twin
Jul-2020
A two-part article provides a step-by-step introduction to the concept, construction and application of a digital twin for the lifecycle of an ethylene ...
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Model predictive control in a lube oil complex
Jul-2020
An application of model predictive control targeted optimum performance from a refinery’s propane deasphalting unit.
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Oil-to-chemicals: new approaches
Jul-2020
A review of developments and trends in the expanding business of oil-to-chemicals.
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Increase duty in tube side condensers
Jul-2020
A retrofit is shown to improve several aspects of tube side condensation processes.
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Petrochemicals from refinery intermediates – beyond polyolefins
Jul-2020
Diversifying chemical synthesis routes based on simple olefins can add major value for an integrated refining-petrochemical complex.
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Downtime damages environmental performance too
Jul-2020
Advanced technologies can reduce the environmental impact of unexpected shutdowns.
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Improving hydrotreater performance with welded plate heat exchangers
Jul-2020
Pressure has never been higher on refiners to improve the efficiency of their energy-intensive processes.
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Jul-2020
Expanding the capacity of sulphur recovery and tail gas units requires a thorough review of all plant systems.
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Efficiency factors in natural gas fired steam boilers
Jul-2020
A study to obtain maximum operating efficiency from a set of refinery steam boilers.
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Amine cleaning in gas treating
Jul-2020
Effective amine cleaning requires a three-step filtration system
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Contamination in gas compression: causes, effects, and solutions
Jul-2020
Identifying and quantifying contaminants including solids, dissolved species, and liquids is essential in the design of a more reliable compression sy ...
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Making innovative catalysts to trigger a reaction in chemical, gas and refining processes
Jul-2020
(White Paper) - When you are creating high-quality petrochemical end products, you must first trigger a reaction. The keys that unlock this process are ...
-
Precision Comparison Case Study — HDXRF® vs ICP (IP 501 & IP 621)
Jul-2020
(White Paper) - As petroleum professionals continue to refine their production processes, products such as crude oil, residual fuel oils, and VGO can contain ...
-
Capturing value through integrated improvements at the FCC-PT–FCC complex
Jul-2020
(White Paper) - Introduction: the importance of fcc-pt–fcc unit integration. As they strive to remain competitive in the face of changing market dynamics, ...
-
Decarbonization, electrification and the case for modern electric process heaters
Jul-2020
(White Paper) - Companies in liquified natural gas (LNG) and other industries have been taking bold steps to reduce their carbon footprint. The overall ...
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Download Tracerco level system data sheet
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FCC catalysts & additives
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Capture more value from every barrel
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Advanced sulphur analysis in hydrocarbons
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Designing deepcut vacuum units that work
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Galexia™ hydroprocessing platform
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