ARTICLES
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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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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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Optimising pumparound reflux for zero-cost energy savings
Apr-2012
By increasing pumparound ratios in principal units, refinery engineers were able to recover energy for process heating and reduce stack emissions
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Installing a power recovery system on FCC or RFCC units
Jan-2010
Full examination of the design options and operating issues related to the installation of a PRS on a FCC or RFCC unit will increase energy efficiency ...
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Process and energy analysis for cost savings and CO2 reduction
Jul-2010
Applying heat pinch technology and process know-how to maximise energy savings. In an increasingly carbon-conscious market, improving energy efficiency ...
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Apr-2012
Operators of process equipment have an obligation to understand the existing and future potential for unit reliability and operability.
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Process improvements in the direct hydration of olefins to alcohols
May-2014
Synthetic alcohols produced by direct hydration have wide application in the process industries as solvents, in the production of cosmetics and as intermediates ...
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Future of opportunity crudes processing
Oct-2011
Five critical drivers help refiners remain profitable and sustain long-term business goals while processing relatively inexpensive, low-quality crudes
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Refinery energy efficiency and environmental goals
Jul-2002
Cheaper fuels do not always reduce costs, say the authors, and an alternative is cogeneration. It is argued that fuel saving programmes and cogeneration, ...
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Refining/petrochemical integration: a new paradigm
Sep-2013
The global trend in motor fuel consumption favours diesel over gasoline. There is a simultaneous increase in demand for various petrochemicals such as ...
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Using pinch technology in operations?
Sep-2013
Pinch Technology is a well established concept, and a tool used to optimise waste heat recovery and design efficient heat integration schemes in a wide ...
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Optimising preflash for light tight oil processing
Jul-2015
For a crude unit handling light tight oil feedstock, a semi-preflash column can deliver significant advantages in energy saving, capacity gain and revamp ...
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Crude oil sourcing: price and opportunity
Apr-2017
Sourcing crudes for the best refining margin needs to be supported by a detailed procurement strategy.
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Using cold boiler feed water for energy recovery
Jan-2012
Feeding membrane deaerated cold boiler feed water to appropriate units will enable waste heat to replace substantial steam duty in a refinery
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Operating challenges associated with fines in the delayed coker
Jun-2014
The coking process has been around since the early days of the refining industry. Over the years it has undergone continuous improvements to make it a ...
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Practical flare gas recovery for minimising flaring
Apr-2015
Flares play a critical role as a safety device in refineries, and in most oil and gas producing or processing facilities.
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Using APC in refinery energy systems – develop your own solutions
Oct-2013
Advanced Process Control (APC) has been used extensively to assist in operating refinery and petrochemical processes smoothly, safely and profitably.
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Heat integration projects for refining processes
Oct-2013
Heat integration projects can deliver substantial savings, but they require detailed simulation and case-specific heat integration analysis
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Apr-2011
An integrated programme of process integration techniques lowers CO2 emissions levels in refineries through energy savings
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Jan-2013
Poor-quality crude oils and strict environmental regulations promote the use of technologies that favour energy savings and environmental protection
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Developing standards in refinery energy management
Oct-2009
Precise validation and reconciliation of site data is required for an effective energy management system in a refinery
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Reforming exchanger system in large-scale methanol plants
Jul-1997
By eliminating a tubular fired furnace, the Kellogg Reforming Exchanger System (KRES), used in the production of methanol, is proving to be profitable ...
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Applying pinch technology to energy recovery
Oct-2013
A pinch technology-based study of heating and cooling of material streams in a large-scale olefins plant identifies major opportunities for energy sav ...
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Driving down costs in hydrogen production
Mar-2013
An optimised hydrogen plant design achieves the right balance of minimising both Capex and Opex costs, while meeting the specific objectives of the end ...
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Energy-efficient vacuum systems
Apr-2013
Case analysis of the techniques available to reduce energy consumption in vacuum systems reveals the potential for cost savings
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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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Best practice for refinery flowsheets
Aug-2019
Refinery-wide flowsheets can demonstrate the true representation of changes in key operating variables and their associated impact on refinery operati ...
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Using infrared monitors to achieve auxiliary flare pilot monitoring (TIA)
Jul-2018
Infrared flare pilot monitoring as a primary or secondary monitoring solution provides a pilot status signal when thermocouple failures occur and assures ...
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Process and energy analysis for cost savings and CO2 reduction
Jul-2010
Applying heat pinch technology and process know-how to maximise energy savings. In an increasingly carbon-conscious market, improving energy efficiency ...
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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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Factors affecting Claus waste heat boiler design and operation
Mar-2019
The Claus Waste Heat Boiler (WHB) is a critical piece of equipment in a Sulphur Recovery Unit (SRU); its fundamental purpose is as a heat transfer device ...
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A refinery’s journey to energy efficiency
Mar-2016
Identifying a series of areas for improvement transformed the energy performance of a refinery with a 60-year history
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Dividing wall columns for gas plants
Jul-2018
Uniting two unit offerings into one column shell can lead refiners to improve the profitability of their gas plants.
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Refining/petrochemical integration: a new paradigm
Sep-2013
The global trend in motor fuel consumption favours diesel over gasoline. There is a simultaneous increase in demand for various petrochemicals such as ...
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Crude oil sourcing: price and opportunity
Apr-2017
Sourcing crudes for the best refining margin needs to be supported by a detailed procurement strategy.
-
Refinery energy efficiency and environmental goals
Jul-2002
Cheaper fuels do not always reduce costs, say the authors, and an alternative is cogeneration. It is argued that fuel saving programmes and cogeneration, ...
-
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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Improved distillation efficiency
Dec-2016
Dividing wall column technology applied to a xylenes separation project delivered superior energy efficiency compared to a two-column arrangement.
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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
-
Optimising pumparound reflux for zero-cost energy savings
Apr-2012
By increasing pumparound ratios in principal units, refinery engineers were able to recover energy for process heating and reduce stack emissions
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Digital twins enhance LNG plant performance
May-2019
Digitalisation technologies offer new and disruptive ways to overcome the challenges of increasing margin, reducing carbon emissions and addressing talent ...
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Managing vacuum tower wash beds
Sep-2020
ThruVision™ scans monitor the rate of coking in vacuum tower wash beds to get the most out of bed productivity.
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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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Using pinch technology in operations?
Sep-2013
Pinch Technology is a well established concept, and a tool used to optimise waste heat recovery and design efficient heat integration schemes in a wide ...
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Aug-2019
Analysing desalter performance and improving crude blending capacity with multi-phase instrumentation and control.
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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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Maximum margin = sharp tools + true aim
Dec-2020
It’s time that we shift our focus away from the doom, the gloom, the fear, and the uncertainty of today’s industry news. Flip to the Comics section ...
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Process flow determines coker heater performance
Jun-2018
Uniform tube metal temperature resulting from a change in process flow enhances the run length of a delayed coker heater.
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Using APC in refinery energy systems – develop your own solutions
Oct-2013
Advanced Process Control (APC) has been used extensively to assist in operating refinery and petrochemical processes smoothly, safely and profitably.
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Energy conservation in a crude unit
Feb-2016
Online cleaning of a CDU/VDU heat exchanger network saved on time, energy and environmental impact.
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Critical mass duration for process outages
Apr-2021
Avoid this surprise when determining how long your next process outage will take.
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Raising diesel yield by chemical treatment
Dec-2020
A chemical treatment programme combined with process monitoring enables increased production of middle distillates.
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Dec-2020
Leveraging IIOT concepts leads to a reduction in energy consumption and improved refining margin
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Maximum margin = sharp tools + true aim
Dec-2020
It’s time that we shift our focus away from the doom, the gloom, the fear, and the uncertainty of today’s industry news. Flip to the Comics section ...
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Use of CFD modelling to improve burner design and operation
Dec-2020
Computational fluid dynamics (CFD) modelling can be used as an efficient and low-cost alternative to improve the design and operation of a new burner.
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The journey to sustained profitability
Nov-2020
The refining industry is critical to the world economy, providing essential energy and materials required for global development.
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Mitigating corrosion with a digital twin
Nov-2020
Data-driven engineering helps engineers to identify ways to improve predictions of corrosion. Processing plants depend on assorted metallic equipment and ...
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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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2030 isn’t long off – the future of advanced biofuels (ERTC)
Nov-2020
The use of biofuels is increasing industry-wide due to legislation incentives aimed at producing low greenhouse gas-emitting transport fuels. Feedstock ...
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Nov-2020
The energy transition is all about supplying the world’s growing needs for energy and mobility in a more sustainable way.
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Profitably complying with red ii: A q&a with shell biofuel technology specialists (ERTC)
Nov-2020
Though it may be tempting to see the EU’s revised renewable energy directive (RED II) as simply another legislative burden, this conversation with Shell ...
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Energy transition: solving a global problem requires a holistic pursuit (ERTC)
Nov-2020
The Covid-19 pandemic has sparked a renewed focus on planning for sustainability and achieving the goals of the Paris Climate Agreement (PCA).
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Versatile performance with BioFlux renewable diesel (ERTC)
Nov-2020
Clean fuel from renewables is an important element in meeting energy requirements of the future. Renewable diesel has become the leading alternative as ...
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ThruVision™ scans are the next step to investigate liquid maldistribution
Sep-2020
ThruVision™ technology allows for a complete understanding of liquid distribution, saving days of production losses and massive costs of a unit shut ...
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Pre-turnaround scans enable better critical path planning
Sep-2020
Tru-Scan™ and Tru-Grid™ Scan results help determine whether to enter a particular column during the turnaround outage or remove it from the critical ...
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Managing vacuum tower wash beds
Sep-2020
ThruVision™ scans monitor the rate of coking in vacuum tower wash beds to get the most out of bed productivity.
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Tru-Scan™ identifies abnormal process conditions and helps optimise vessel efficiencies
Sep-2020
Tru-Scans™ provide valuable data aiding operations in achieving 115% of unit capacity
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Tru-Grid™ scans detect solids build-up to assist in determining the appropriate maintenance path
Sep-2020
PackView™ liquid retention scale included on Tru-Grid™ Scan results provide customers the amount of build-up, relative density and growth patterns ...
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Sep-2020
Tracerco technology can see inside the very heart of operations to determine why processes are not operating as expected.
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Increase production rates with Tracerco’s FrothView and Tru-Scan technologies
Sep-2020
How Tru-Scan™ and FrothView™ results help increase production, and remove the debutanizer tower, which seemed to be the bottleneck for the unit.
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Detecting leaking PSVs helps a refiner avoid potential emission fines and penalties
Sep-2020
A Tracerco Diagnostics™ Leak study identifies leaks resulting in massive savings from environmental fines, without any interruption to production.
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Baseline scans prove critical in diagnosing any potential future column problems
Sep-2020
A baseline scan establishes a reference point, a historical marker for column performance
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PackView™ liquid retention scale is a quantitative analysis of packing maldistribution
Sep-2020
PackView™ can be used to compare operational parameters with engineering design
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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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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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ITW technologies online cleaning
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NAPCON games transform the way you train
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NeXRing™ NeXt big thing in random packing
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Bottom of the barrel upgrading
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Corrosion control
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FCC additives and addition systems
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Your experts for burners & combustors
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Optimize everything plant-wide
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Axens blog
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