Optimisation of product yield and coke formation in a RFCC unit

Apr-2010

Simulation studies of a commercial residue fluid catalytic cracking unit indicate the conditions for an optimum balance of product yield with low coke ...

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

Reciprocating compressor suction and discharge valve monitoring

Feb-2013

A decision making guideline evaluating the strengths and weaknesses of the most common online monitoring technologies

Challenges of heavy crude processing

Oct-2012

A review of upgrading options and refinery configurations to process heavy crudes profitably. Refiners have long faced a major dilemma when designing refineries ...

Gases: identifying hazards and mitigating risks

Feb-2012

Although critical for the operation of refineries and petrochemical plants, industrial gases can be associated with a spectrum of possible hazards and ...

Removing contaminants from crude oil

Mar-2016

Natural and introduced contaminants limit crude desalting effectiveness, increasing fouling and corrosion risks in downstream units

Understanding FCC feeds and benefits to refinery operation

Apr-2015

In this work, over one hundred FCC feed samples, originating from diverse geographic locations and consisting of assorted FCC refinery streams, were a ...

Designing storage tanks

Oct-2016

Software based on the latest international codes enables straightforward design of storage tanks in a range of load conditions

Troubleshooting steam ejectors

Oct-2014

Some causes and practical solutions concerning problems with refinery steam vacuum ejectors

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, ...

Natural gas fuels the integration of refining and petrochemicals

Jul-2012

Maximising the use of natural gas in a refinery-petrochemicals complex offers higher margins and lower carbon emissions

Flue gas heat recovery through the acid dew point

Jul-2019

Polymer based heat exchange technology enables more heat recovery from flue gas by addressing acid corrosion issues.

Mercury removal processes

Apr-2013

A careful evaluation of the options for removing mercury from natural gas plant feed and product streams is a prudent exercise

Options for CO2 capture from SMR

Oct-2014

As CO2 capture from steam methane reforming becomes increasingly important, the economics of retrofit for recovery from process gas streams need to be ...

Crude oil vapour pressure testing

Jan-2012

Vapour pressure testing is an important safety check in the transport, storage and blending of crude oil

Stripping sour water: the effect of heat stable salts

Oct-2012

Mass transfer rate-based simulation models sour water stripping and assesses the distribution of ammonia in conventional amine treating systems

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

Controlling the hydrocarbon dew point of pipeline gas

Jul-2017

A key factor in selecting technology to control the hydrocarbon dew point of natural gas is the quantity of heavy hydrocarbons in the feed stream

Methanol from CO2: a technology and outlook overview

Apr-2023

Optimal capture of CO2 towards methanol production compels development of sustainable renewable solutions like green methanol.

Pre-reformer catalyst in a hydrogen plant

Apr-2020

Good operation following recommended practice with technical support highlight the successful performance of a pre-reformer catalyst.

Predicting catalyst lifetime

Jul-2013

A simulation model compares accurately with actual operating data to provide reliable predictions of catalyst lifetime in naphtha reforming

Hydrotreating in the production of green diesel

Apr-2010

A novel scheme enables co-processing of light gas oil and tall diesel to produce a renewable diesel meeting EN 590 specifications

Relative economics of mixed C4 processing routes

Jan-1998

Ethylene producers are seeking ways to upgrade the mixed C4 stream from ethylene plants to improve operating economics

Processing NH3 acid gas in a sulphur recovery unit

Apr-2010

The feasability and economics of a two-stage sour water stripper with an SRU for NH3 contents of 25% and higher are discussed

Advanced propane dehydrogenation

Jan-2008

Oxdehydrogenation-based on-purpose propane dehydrogenation can close the propylene supply-demand gap. Reactor design and the effect of thermodynamic equilibrium ...

Modelling ethane absorption in 
MEA solution

Jun-2018

Solving foaming problems related to absorption of hydrocarbon and feed contaminants by amine solution.

Enhancing flexibility in two-stage hydrocrackers

Aug-2022

Shifting markets and refined product priorities compels refiners to find the flexibility for shifting from middle distillate to naphtha for petrochemical ...

China’s shale gas

Jun-2016

The outlook and opportunities for petrochemicals based on China’s development of shale gas

Methanol from CO2: a technology and outlook overview

Apr-2023

Optimal capture of CO2 towards methanol production compels development of sustainable renewable solutions like green methanol.

Control corrosion in refineries and petrochemical plants

Oct-2023

Formation of a water-resistant organic film barrier stops electrochemical corrosion on metal surfaces.

Beyond the renewable energy directive (RED) II: introduction to future of sustainable biochemicals (ERTC)

Nov-2020

The global climate change and the needed GHG emission reduction, as well as increasing awareness of the circular economy have pushed towards thinking about ...

Crude to chemicals: Part 1 - The basic concept of crudes

Nov-2023

Reactor platforms with novel heat integration designed around advanced separation techniques and catalyst systems achieve 75% yields from selected cru ...

Catalytic answer to a steam cracking challenge

Apr-2021

Rapid growth in steam cracker capacity has encountered a developing problem — contamination of opportunity naphtha feed by carbon disulphide.

Steam ring redesign improves FCC bottoms stability

Apr-2022

Installing a newly designed steam ring in a main fractionator stabilised fluctuations in the flash point of FCC bottoms

SMR for fuel cell grade hydrogen

Dec-2020

Affordable and sustainable production of blue hydrogen is key to the successful use of fuel cells in transportation.

Pilot plant studies of hydrotreating catalysts

May-2020

Studies of catalysts for hydrotreating lubricant base oil delivered similar results from conventional and high throughput pilot plants

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

Savings using divided wall columns

Jan-2019

Divided wall columns can provide substantial energy and capital cost savings compared to conventional distillation methods.

Hydrocracker revamp lifts product flexibility

Nov-2020

How an innovative moving bed technology enabled a major refinery to improve residue conversion and crude flexibility.

Maximising stripping section performance

Aug-2021

The design of a crude unit stripping section affects diesel and gasoil yields, energy usage, and unit reliability.

Rejuvenated catalysts optimise refinery margins in high severity ULSD applications

Jun-2022

Rejuvenated catalysts compare well with fresh catalysts for performance in high pressure ULSD applications with added cost savings.

Biofeed co-processing for fuel production

Aug-2022

Comprehensive review of corrosion operating concerns when co-processing renewables and bio-oils through existing hydrotreaters, FCC units, amine units, ...

Industry trends in 2023

Jan-2023

What is the best estimation for refinery and petrochemical product demand in 2023?

Minimising unwanted coke formation in FCC operations

Apr-2023

Design and operating practices to minimise the amount and effects of unwanted coke formation in FCC operations.

Managing petcoke slurry

Jun-2017

There is a good economic case for petcoke slurry as a refinery fuel, but first you need to deal with the rheology

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

The hazards of fired heater flooding

Nov-2020

Heater flooding is a serious and potentially dangerous condition which must be dealt with properly and quickly.

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 ...

Coker naphtha hydrotreating

Jan-2008

Highly exothermic olefins saturation and silica contamination can occur when hydrotreating coker naphtha.

More from the barrel

Apr-2021

An alumina-supported catalyst for ULSD production or hydrocracking pretreat provides longer catalyst cycles, higher throughput, and better product qua ...

Steam methane reformer tube lifecycle improvement best practices

May-2024

Reformer tube life assessment can be done via online monitoring, non-destructive testing, and tube harvesting with historical operating, monitoring, and ...