ARTICLES
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Troubleshooting steam ejectors
Oct-2014
Some causes and practical solutions concerning problems with refinery steam vacuum ejectors
-
Controlling film temperature in fired heaters
Jan-2013
Film temperature control is critical to the successful design of fired heaters, especially for heaters employed in upgrading heavy feedstocks
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Sulphur tail gas thermal oxidiser systems
Dec-2008
SRUs (sulphur recovery units) in refineries and gas plants remove sulphur compounds from sulphur containing fuel gases and from natural gas and crude oil ...
-
Air pre-heater improves energy efficiency
Apr-2014
A corrosion resistant air pre-heater enables valuable heat recovery from corrosive and fouling refinery flue gas streams
-
Maximising ethane in liquids crackers
Jan-2013
Economics for energy and feedstock supply favour ethane feed cracking, but plant constraints must be examined rigorously before maximum ethane feeds are ...
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Estimation of heat losses from process piping and equipment
Apr-2010
An accessible predictive tool calculates surface heat losses from refinery piping and equipment. The most important part of the energy management strategy ...
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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 ...
-
Failure analysis of burner piping
Jul-2014
Investigation of the causes of a severe refinery fire leads to recommendations for burner piping design to prevent such incidents
-
Optimising steam systems: part II
Jul-2010
A second article on steam system optimisation addresses steam at point of use and good engineering practice to remove and return condensate
-
Recovering tungsten from spent hydrocracking catalysts
Apr-2014
When catalyst is no longer serviceable for hydrotreating, it takes a metallurgical route to supply tungsten for steelmakers
-
Residue conversion options to meet marine fuel regulations
Jul-2010
Slurry hydrocracking to match demand for lower-sulphur marine fuel oils and to maintain distillate production targets
-
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.
-
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
-
Minimising the cost of hydrogen production
Apr-2013
Feed and fuel costs or the demand for export steam drive the choice of plant architecture and operating parameters in SMR hydrogen production
-
Diagnostic tools and control parameters for refinery heaters
Apr-2013
To optimise or manage furnace operation more effectively and safely, engineers and operators need to understand and control the entire process
-
Optimising a process scheme for platforming heaters
Jan-2013
Thermal imbalance resulting from an existing process scheme for CCR platforming furnaces is addressed by process schemes for distributing heat load more ...
-
Lessons learned from Mpc revamp of two naphtha crackers
Apr-2013
A project overview includes changes made at the regulatory and advanced control level, and results obtained. Techniques and tools used in the project are ...
-
Optimising steam systems: part I
Apr-2010
Simple techniques to reduce the cost of ownership of a refinery’s steam distribution system and condensate return using steam traps and separators
-
Maximising the use of process energy
Apr-2014
Integrating a flash drum in an atmospheric and crude distillation unit offers the potential for savings and capacity enhancement
-
Flame interaction and rollover solutions in ethylene cracking furnaces
Apr-2013
During plant expansion or construction of new facilities for olefins plant, it is important to keep in mind the interactions of flame, fuel and lower ...
-
Apr-2014
Reliability is a buzz word used a lot these days. You hear it a lot and it means different things to different people based on their job description.
-
Apr-2013
Energy-efficient tank insulation systems result in lower energy costs, less maintenance, and a prolonged lifespan of contents and equipment
-
Retrofitting lower emission burners into existing ethylene cracking furnaces
Sep-2014
The increasing supply of global shale gas feedstocks has rekindled interest worldwide in olefins production. Many petrochemical companies are restarting ...
-
Down-fired salt thermal oxidisers
Jun-2009
Applications requiring the use of a thermal oxidation system to incinerate and eliminate wastes are widely diverse. UOP Callidus provides engineering and ...
-
Enclosure heating leads to process heater failures (TIA)
May-2020
It has generally been assumed in energy process heaters that pins attaching heating elements to the power terminal do not generate heat on their own. That ...
-
Dec-2022
-
De-mystifying vacuum ejector systems
Feb-2023
First-stage inter-condenser design and performance are critical for reliable vacuum system performance.
-
Debottlenecking product recovery using product pair distillation: Part I
Apr-2023
Advantages of using a thermodynamically efficient method to debottleneck existing distillation trains using fewer new columns than traditional methods ...
-
Troubleshooting steam ejectors
Oct-2014
Some causes and practical solutions concerning problems with refinery steam vacuum ejectors
-
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
-
Controlling film temperature in fired heaters
Jan-2013
Film temperature control is critical to the successful design of fired heaters, especially for heaters employed in upgrading heavy feedstocks
-
Maximising ethane in liquids crackers
Jan-2013
Economics for energy and feedstock supply favour ethane feed cracking, but plant constraints must be examined rigorously before maximum ethane feeds are ...
-
Optimising steam systems: part II
Jul-2010
A second article on steam system optimisation addresses steam at point of use and good engineering practice to remove and return condensate
-
Cooling tower acceptance testing
Dec-2022
In a recent blog, August 8, 2022, the subject of an independent check-rate or rating of a cooling tower’s thermal design was discussed.
-
Reactor runaways - automatic or manual depressuring?
Feb-2023
Recently, I have had several discussions and inquiries regarding reactor runaway events and whether automatic depressuring systems are needed for hydroprocessing ...
-
Fouling in VDU ejector systems
Feb-2023
Review of critical ejector-condenser interplay, with an overview of fouling in VDU ejector systems, including a case study where fouling impacted a refiner's ...
-
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.
-
Sulphur tail gas thermal oxidiser systems
Dec-2008
SRUs (sulphur recovery units) in refineries and gas plants remove sulphur compounds from sulphur containing fuel gases and from natural gas and crude oil ...
-
Optimising steam systems: part I
Apr-2010
Simple techniques to reduce the cost of ownership of a refinery’s steam distribution system and condensate return using steam traps and separators
-
Apr-2013
Energy-efficient tank insulation systems result in lower energy costs, less maintenance, and a prolonged lifespan of contents and equipment
-
Reconfiguration of naphtha splitters using divided wall column technology
Feb-2023
Integration of DWCs into existing refining configurations reduces energy consumption and GHG emissions in distillation systems while also lowering operating ...
-
Failure analysis of burner piping
Jul-2014
Investigation of the causes of a severe refinery fire leads to recommendations for burner piping design to prevent such incidents
-
Residue conversion options to meet marine fuel regulations
Jul-2010
Slurry hydrocracking to match demand for lower-sulphur marine fuel oils and to maintain distillate production targets
-
Optimising a process scheme for platforming heaters
Jan-2013
Thermal imbalance resulting from an existing process scheme for CCR platforming furnaces is addressed by process schemes for distributing heat load more ...
-
Minimising the cost of hydrogen production
Apr-2013
Feed and fuel costs or the demand for export steam drive the choice of plant architecture and operating parameters in SMR hydrogen production
-
Air pre-heater improves energy efficiency
Apr-2014
A corrosion resistant air pre-heater enables valuable heat recovery from corrosive and fouling refinery flue gas streams
-
Recovering tungsten from spent hydrocracking catalysts
Apr-2014
When catalyst is no longer serviceable for hydrotreating, it takes a metallurgical route to supply tungsten for steelmakers
-
Maximising the use of process energy
Apr-2014
Integrating a flash drum in an atmospheric and crude distillation unit offers the potential for savings and capacity enhancement
-
Down-fired salt thermal oxidisers
Jun-2009
Applications requiring the use of a thermal oxidation system to incinerate and eliminate wastes are widely diverse. UOP Callidus provides engineering and ...
-
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 ...
-
Debottlenecking product recovery using product pair distillation: Part I
Apr-2023
Advantages of using a thermodynamically efficient method to debottleneck existing distillation trains using fewer new columns than traditional methods ...
-
From thermal maldistribution to cycle length extension
Apr-2023
How Tüpraş enhanced the performance of a distillate hydroprocessing unit by cost effectively cracking more of the heavier components to diesel.
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Reducing fuel usage in the midst of a new gas demand reduction plan
Feb-2023
Processing facilities, including refineries, power plants and petrochemical complexes, are soon likely to be feeling the effects of Europe’s latest Gas ...
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Preventing corrosion resulting from renewables conversion
Feb-2023
Many oil and gas companies are repurposing refineries to produce renewable diesel, sustainable aviation fuel, and other renewable biofuels and products. ...
-
Reactor runaways - automatic or manual depressuring?
Feb-2023
Recently, I have had several discussions and inquiries regarding reactor runaway events and whether automatic depressuring systems are needed for hydroprocessing ...
-
De-mystifying vacuum ejector systems
Feb-2023
First-stage inter-condenser design and performance are critical for reliable vacuum system performance.
-
Fouling in VDU ejector systems
Feb-2023
Review of critical ejector-condenser interplay, with an overview of fouling in VDU ejector systems, including a case study where fouling impacted a refiner's ...
-
Reconfiguration of naphtha splitters using divided wall column technology
Feb-2023
Integration of DWCs into existing refining configurations reduces energy consumption and GHG emissions in distillation systems while also lowering operating ...
-
Dec-2022
-
Cooling tower acceptance testing
Dec-2022
In a recent blog, August 8, 2022, the subject of an independent check-rate or rating of a cooling tower’s thermal design was discussed.
-
Enclosure heating leads to process heater failures (TIA)
May-2020
It has generally been assumed in energy process heaters that pins attaching heating elements to the power terminal do not generate heat on their own. That ...
-
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.
-
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
-
Troubleshooting steam ejectors
Oct-2014
Some causes and practical solutions concerning problems with refinery steam vacuum ejectors
-
Retrofitting lower emission burners into existing ethylene cracking furnaces
Sep-2014
The increasing supply of global shale gas feedstocks has rekindled interest worldwide in olefins production. Many petrochemical companies are restarting ...
-
Failure analysis of burner piping
Jul-2014
Investigation of the causes of a severe refinery fire leads to recommendations for burner piping design to prevent such incidents
-
Apr-2014
Reliability is a buzz word used a lot these days. You hear it a lot and it means different things to different people based on their job description.
-
Air pre-heater improves energy efficiency
Apr-2014
A corrosion resistant air pre-heater enables valuable heat recovery from corrosive and fouling refinery flue gas streams
-
Maximising the use of process energy
Apr-2014
Integrating a flash drum in an atmospheric and crude distillation unit offers the potential for savings and capacity enhancement
-
Recovering tungsten from spent hydrocracking catalysts
Apr-2014
When catalyst is no longer serviceable for hydrotreating, it takes a metallurgical route to supply tungsten for steelmakers
-
Lessons learned from Mpc revamp of two naphtha crackers
Apr-2013
A project overview includes changes made at the regulatory and advanced control level, and results obtained. Techniques and tools used in the project are ...
-
Diagnostic tools and control parameters for refinery heaters
Apr-2013
To optimise or manage furnace operation more effectively and safely, engineers and operators need to understand and control the entire process
-
Minimising the cost of hydrogen production
Apr-2013
Feed and fuel costs or the demand for export steam drive the choice of plant architecture and operating parameters in SMR hydrogen production
-
Apr-2013
Energy-efficient tank insulation systems result in lower energy costs, less maintenance, and a prolonged lifespan of contents and equipment
-
Flame interaction and rollover solutions in ethylene cracking furnaces
Apr-2013
During plant expansion or construction of new facilities for olefins plant, it is important to keep in mind the interactions of flame, fuel and lower ...
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