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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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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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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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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
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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.
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Oct-2016
Software based on the latest international codes enables straightforward design of storage tanks in a range of load conditions
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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.
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Crude oil vapour pressure testing
Jan-2012
Vapour pressure testing is an important safety check in the transport, storage and blending of crude oil
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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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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 ...
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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 ...
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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 ...
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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
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Troubleshooting steam ejectors
Oct-2014
Some causes and practical solutions concerning problems with refinery steam vacuum ejectors
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Removing contaminants from crude oil
Mar-2016
Natural and introduced contaminants limit crude desalting effectiveness, increasing fouling and corrosion risks in downstream units
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Sour water: where it comes from and how to handle it
Sep-2011
Sour water strippers are common in gas processing facilities, sulphur recovery units, wellhead facilities, and refinery applications. Understanding the ...
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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
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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 ...
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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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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
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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
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The role of tail gas treating unit quench towers
Jun-2016
A quench tower cools gas entering a tail gas amine unit but also protects the amine against SO2 breakthrough.
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Apr-2013
A careful evaluation of the options for removing mercury from natural gas plant feed and product streams is a prudent exercise
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Jul-2013
A simulation model compares accurately with actual operating data to provide reliable predictions of catalyst lifetime in naphtha reforming
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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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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.
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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 ...
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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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Jun-2016
The outlook and opportunities for petrochemicals based on China’s development of shale gas
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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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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 ...
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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 ...
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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.
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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
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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.
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Maximising stripping section performance
Aug-2021
The design of a crude unit stripping section affects diesel and gasoil yields, energy usage, and unit reliability.
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Jul-2023
Using hydrogen in fuel to eliminate CO2 emissions in fired heaters.
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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.
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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, ...
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Navigating environmental complexities at pace
Nov-2022
Revamping existing hydrogen plants can provide a significant and lasting impact on reducing greenhouse gas emissions towards net zero.
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Jan-2023
What is the best estimation for refinery and petrochemical product demand in 2023?
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Should we be using phthalate-free polypropylene? (TIA)
Feb-2023
With the ongoing Covid-19 pandemic, people are getting more familiar with products made of polypropylene resin, such as the ubiquitous face masks and omnipresent ...
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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.
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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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Hydrocracker revamp lifts product flexibility
Nov-2020
How an innovative moving bed technology enabled a major refinery to improve residue conversion and crude flexibility.
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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.
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Savings using divided wall columns
Jan-2019
Divided wall columns can provide substantial energy and capital cost savings compared to conventional distillation methods.
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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
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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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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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Optimising cartridge tray installation
Oct-2024
Methodology for tackling site challenges and improving HSE and quality in cartridge tray installations while reducing the overall installation cost and ...
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From waste to clean energy: The acid path to reducing CO2 emissions
Oct-2024
Case study explores environmental benefits of the WSA process to capture waste heat, enhance energy efficiency, and reduce the refinery carbon footpri ...
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Diagnosing a premature flood in an atmospheric crude tower
Oct-2024
Diagnosing and rectifying the flooding in a crude tower emphasises the importance of conducting plant tests, as well as gamma scanning investigations and ...
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Innovative PSA process solutions
Oct-2024
For over 20 years, UNICAT has been a key player in the hydrogen value chain, offering comprehensive capabilities and technologies.
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Specifying waste water treatment unit biomass separation pilot test equipment (TiA)
Oct-2024
Problem: A Texas Gulf Coast refinery performed a pilot trial testing biomass solids separation.
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Oct-2024
Polyolefins consisting of polyethylene (PE) and polypropylene (PP) belong to the top five groups of plastic materials produced globally.
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Enabling high iron feed processing in the FCC with in-situ catalyst technology (TiA)
Oct-2024
A thorough understanding of deactivation mechanisms related to processing high iron (Fe) feeds through the FCC is required for effective catalyst design, ...
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Unlocking ROI from low-carbon fuel investments
Oct-2024
Involving compliance expertise early in the development of a renewable diesel or sustainable aviation fuel investment of a project can make or break long-term ...
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Understanding the decomposition of TBPS for efficient catalyst sulphiding
Oct-2024
Identifying optimal operating conditions for sulphiding without negatively impacting the performance of hydroprocessing catalysts.
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Separation technology addresses challenges in emerging technologies
Oct-2024
How a proven technology has been repurposed to offer a versatile solution for separating biochar from hydrocarbon vapours and ash from flue gases.
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Selection of ULSD dryers: Key technical considerations
Oct-2024
An evaluation of various drying options for ULSD aiming to pass bright and clear specifications or haze ratings.
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Proactive management reduces crude preheat fouling risks
Oct-2024
Predictive modelling allows for fouling risks to be predicted and effectively managed, improving energy efficiency while reducing emissions and operating ...
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Handling complex hydrocarbon molecules
Oct-2024
Growing interest in processing heavy oils with high nitrogen content has created a need for pretreatment catalysts with higher HDN and HDS activity.
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Evaluating tray efficiency impacts on column design
Oct-2024
Steps to avoid undersizing or oversizing of columns along with the selection of property packages essential for the model to generate reliable tray traffic ...
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Desalter optimisation strategies: Part I
Oct-2024
Analysis and optimisation strategies implemented for a two-stage desalter processing light to medium API crude blends at a Southeast Asian refinery.
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Corrosion monitoring techniques and benefits of newer methods
Oct-2024
By leveraging the power of AIoT, industry can overcome the hidden challenges of permanent ultrasonic sensor solutions and achieve superior operational ...
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APC advances FCC unit performance at Pemex Deer Park refinery
Oct-2024
In addition to exploring the complex design and processes behind an advanced process control solution, the benefits gained are discussed in this case ...
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Controlling FCC SOx emissions with SOx reduction additive technology
Oct-2024
An additive with optimised metal dispersion and metal-support interaction achieved a lower daily operating cost of SOx removal from an FCC unit – a ...
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Optimising refinery operations through innovative corrosion-resistant materials
Sep-2024
A high alloyed austenitic stainless steel is supporting advances in the chemical and refinery industries.
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Environmental Monitoring Guide
Sep-2024
Discover a streamlined approach to achieving environmental excellence in manufacturing. This comprehensive guide focuses on key environmental KPIs, strategic ...
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Advancing carbon capture for mass deployment across industries (RI 2024)
Sep-2024
Technology Centre Mongstad (TCM) is an extensive and flexible test centre for developing CO₂ capture technologies and a competence centre for carbon ...
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Enhancing refinery sustainability with EmulsionSENS in desalter operations (RI 2024)
Sep-2024
In the continuous pursuit of optimising refinery efficiency and sustainability, the integration of advanced instrumentation plays a pivotal role.
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Earthquake warning system (RI 2024)
Sep-2024
More than 59% of India’s land area is under threat from moderate to severe seismic hazards.
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Fueling success: SAF route to aviation sustainability (RI 2024)
Sep-2024
Aviation accounts for 1.9% of overall greenhouse gas (GHG) emissions, making it an important pain point for policymakers and consumers alike in the drive ...
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Hybrid (fresh and regenerated) catalyst loading reduces fill cost and carbon footprint (RI 2024)
Sep-2024
When faced with the task of selecting catalysts for an upcoming hydrotreater turnaround, refiners usually consider replacement with either fresh catalyst ...
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Refining the future: How smarter desalter operations drive efficiencies and sustainability
Dec-2024
(White Paper) - "If you cannot measure it, you cannot improve it.” This insight from Lord Kelvin highlights a fundamental principle of industrial processes, ...
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Digitalisation solution for monitoring and improving performance
Dec-2024
(White Paper) Development of a collaborative platform for monitoring, enhancing decision-making, and improving operational efficiency within various aspects ...
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Five common causes of refractory failure and how to fix them
Dec-2024
(White Paper) - All process heaters operate at high temperatures and are constructed with process tubes inside a refractory-lined enclosure, which is heated ...