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

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 ...

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

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 ...

Process unit cold eyes review

Apr-2012

Operators of process equipment have an obligation to understand the existing and future potential for unit reliability and operability.

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 ...

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 ...

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

When excess air becomes too much

Jul-2020

Excessive use of excess air impacts operating costs through fuel efficiency, furnace reliability, and stack emissions

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, ...

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 ...

Crude oil sourcing: price and opportunity

Apr-2017

Sourcing crudes for the best refining margin needs to be supported by a detailed procurement strategy.

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 ...

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

SMR integration with increased CO2 production

Feb-2020

Optimising the efficiency of a plant producing hydrogen by natural gas reforming reduces CO2 emissions and lowers fossil fuel consumption.

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.

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.

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 ...

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 ...

Refinery design in China

Jan-2013

Poor-quality crude oils and strict environmental regulations promote the use of technologies that favour energy savings and environmental protection

Heat recovery from corrosive flue gas

Apr-2015

For improvements to energy efficiency in the petrochemical industry, waste heat recovery from corrosive flue gas is the most cost effective source to ...

Reducing carbon footprint

Apr-2011

An integrated programme of process integration techniques lowers CO2 emissions levels in refineries through energy savings

Energy network monitoring and optimisation

Jun-2021

A software program for optimisation of an energy network supports decisions on equipment use in refineries that produce and import power.

Optimisation of energy consumption

Apr-2015

The true values of fuel, power and steam costs are needed for reliable estimation of energy saving projects

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 ...

The role of biofuels in the energy transition

Apr-2022

Overcoming the challenges of coprocessing renewables.

Energy management and sustainability of the downstream industry

Jun-2022

Energy management must feature in any strategy in the downstream industry for both environmental impact and economic competitiveness.

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 ...

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 ...

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 ...

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.

When excess air becomes too much

Jul-2020

Excessive use of excess air impacts operating costs through fuel efficiency, furnace reliability, and stack emissions

Energy network monitoring and optimisation

Jun-2021

A software program for optimisation of an energy network supports decisions on equipment use in refineries that produce and import power.

Carbon dioxide emissions from fired heaters

Jun-2021

Fired heaters emit an estimated 400 to 500 million tons of carbon dioxide (CO2) every year. At least 73% of average refinery CO2 emissions come from c ...

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 ...

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.

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 ...

The keys to successfully revamping a fired heater: how to maximise value

May-2022

Fired heaters are facing scrutiny because they contribute to the global emissions of carbon dioxide (CO₂) and nitrogen oxides (NOx). For refineries and ...

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

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.

Crude oil sourcing: price and opportunity

Apr-2017

Sourcing crudes for the best refining margin needs to be supported by a detailed procurement strategy.

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 ...

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.

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

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, ...

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 ...

Acid gas fired reheater control

Jun-2021

Operating as close as possible to the stoichiometric air-to-fuel ratio is advised for acid gas fired reheaters.

Revamp of a methanol wash column

Jun-2022

Installation of high performance trays and internals enabled a successful revamp for a syngas purification process.

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.

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 ...