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

Centrifugal compressor operations

Jul-2004

The wet gas compressor is used as an example in this article reviewing compressor performance, operating conditions and basic control philosophy

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

Combating green oil formation in a CCR reformer

Jul-2013

The addition of a chloride adsorber guard bed solved a refiner’s issues with contamination affecting a CCR reformer’s rich gas compressor

Enhance processing with capacity control of reciprocating compressors

Apr-2014

Improvements to refinery, petrochemical and gas processing are available from the full-range stepless capacity control of reciprocating compressors

Estimating compressor power and condenser duty in a refrigerant system

Oct-2010

A simple-to-use predictive tool calculates compressor power and condenser duty per refrigeration duty in a three-stage propane refrigerant system

Mixing in large crude tanks

Jul-2015

Computational fluid dynamics was used to analyse the performance of side entry mixers in large crude tanks

Stop gas leaks from compressor packings

Apr-2015

A new piston rod sealing technology based on a pressurised oil barrier can eliminate a significant source of gas leaks from reciprocating compressors.

Sharing the load: proper control methods for parallel refrigeration compressors

Jan-2015

Parallel refrigeration machines have been in use for decades in the LNG industry primarily for the Phillips Cascade LNG process which utilises parallel ...

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 ...

Predicting centrifugal compressor performance

Jan-2019

When a plant revamp is planned, assessing an existing centrifugal compressor to meet new performance requirements is essential.

Reciprocating compressors in a hydrogen plant

Aug-2016

A hydrogen producer chose moderate speed reciprocating compressors for its natural gas feed and hydrogen product services.

Protecting compressors with dynamic simulation

Apr-2014

Dynamic simulation supports reliable operation of compressor installations to deliver maximum plant availability and productivity

What does SIL and functional safety mean to operators of rotating equipment?

Aug-2014

SIL - standing for Safety Integrity Level, is one very important safety indicator. Extensively discussed, described and often misunderstood within the ...

Improving reliability and efficiency in centrifugal pumps

Jul-2013

Conversion of metal pump wear parts to advanced composite materials can lead to substantial annual cost savings

Improving FCCUs: bottoms system upgrades

Jul-2003

A review of process flow scheme fundamentals and basic equipment operating and design principles that have improved unit operating profitability through ...

Refrigeration compressor anti-surge control

Sep-2016

A refrigeration compressor requires the same high-performance and fast-acting surge control technology as other gas compression circuits

Revamping centrifugal compressors at an ethylene plant

Oct-2010

Technical improvements and increased throughput justify the revamp of a Russian ethylene plant’s compressors

Enhanced control techniques for cryogenic turboexpander recompressors

Feb-2014

Turboexpander compression trains are commonly used in petrochemical processes for extracting the heavier hydrocarbons from natural gas.

SIL and functional safety in rotating equipment

Nov-2016

Unravelling the terminology and meaning of safety integrity level and functional safety in rotating equipment

Expanding FCCU wet gas compressor capacity

Apr-2007

Parametric correlations can predict WGC performance curves at different speeds and molecular weights. However, performance curves in a range of speeds ...

Safety system separation - examination of three types of machinery protection systems

Apr-2016

overspeed, surge detection and vibration monitoring, to help clarify when a SIL certification is truly necessary. Authors explain how companies can protect ...

Revamp of a reciprocating compressor unit

Jul-2015

A step-by-step guide to the revamp of a reciprocating compressor unit to meet increased hydrogen throughput

Contamination in gas compression: causes, effects, and solutions

Jul-2020

Identifying and quantifying contaminants including solids, dissolved species, and liquids is essential in the design of a more reliable compression sy ...

Parallel expander-recompressor controls and piping layouts

Jul-2015

Turboexpanders are key pieces of process equipment for the recovery of high-value condensates from natural gasses in modern NGL plants.

Maintenance and reliability for rotating equipment closing the loop

May-2024

Maintenance of rotating equipment is a vast subject that could fill volumes.

Combating green oil formation in a CCR reformer

Jul-2013

The addition of a chloride adsorber guard bed solved a refiner’s issues with contamination affecting a CCR reformer’s rich gas compressor

Selecting turboexpanders for PDH

Dec-2020

Expander compressors with active magnetic bearings increase reliability and simplify operations with lower maintenance costs in a propane dehydrogenation ...

Design configurations for lowering quenched coke drum venting pressure

Feb-2023

Compare the advantages when installing either an ejector or a water ring compressor for lowering coke drum venting pressure.

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 ...

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

Centrifugal compressor operations

Jul-2004

The wet gas compressor is used as an example in this article reviewing compressor performance, operating conditions and basic control philosophy

Enhance processing with capacity control of reciprocating compressors

Apr-2014

Improvements to refinery, petrochemical and gas processing are available from the full-range stepless capacity control of reciprocating compressors

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

Energy savings from electric capacity control

Jul-2015

Updated stepless capacity control of reciprocating compressors saved energy and improved process stability at a petrochemicals site.

21st century reciprocating compressors for downstream applications

May-2016

Technology, like time, marches on. Think about the advancements in technology that have taken place in the last 50 years. Advancements have taken us from ...

SIL and functional safety in rotating equipment

Nov-2016

Unravelling the terminology and meaning of safety integrity level and functional safety in rotating equipment

Refrigeration compressor anti-surge control

Sep-2016

A refrigeration compressor requires the same high-performance and fast-acting surge control technology as other gas compression circuits

Compressor improvements turn benchmarks into savings

Feb-2018

How can refiners create real improvements at plant level? Reciprocating compressors are likely candidates.

Rapid analysis of wear metals in used oils by automated ICP-OES

Jun-2012

Condition monitoring is essential to the efficient operation of large plant and machinery, and is the use of physical and chemical techniques to check ...

Advanced turbomachinery controls improve ethylene plant yield

Aug-2015

Advanced integrated turbomachinery controls can significantly alleviate the suction pressure dip of a cracked gas compressor, leading to considerable yield ...

Improving reliability and efficiency in centrifugal pumps

Jul-2013

Conversion of metal pump wear parts to advanced composite materials can lead to substantial annual cost savings

A straightforward guide to monitoring & diagnostics of reciprocating compressors

Apr-2014

Experts worldwide agree — the only way to ensure safe, reliable, efficient, economical operation of reciprocating compressors is to monitor them continuously ...

Pump operating issue case study: Identifying the poor performance root cause (TiA)

Feb-2024

Problem: An alkylation unit’s main fractionator reboiler pumps were experiencing operational problems. Two 100% pumps were available: one online and ...

Stop gas leaks from compressor packings

Apr-2015

A new piston rod sealing technology based on a pressurised oil barrier can eliminate a significant source of gas leaks from reciprocating compressors.

Combating the threat of mercury

Mar-2012

Emerging legally binding action on mercury emissions highlights the importance of monitoring and quantifying emissions from gas operations

Enhanced control techniques for cryogenic turboexpander recompressors

Feb-2014

Turboexpander compression trains are commonly used in petrochemical processes for extracting the heavier hydrocarbons from natural gas.

Is your radial turbomachinery operating at optimum?

Sep-2014

Bryan Research and Engineering, Inc. (BRE) has developed an online, equipment performance monitoring application for radial turbo-machinery in cryogenic ...

Contamination in gas compression: causes, effects, and solutions

Jul-2020

Identifying and quantifying contaminants including solids, dissolved species, and liquids is essential in the design of a more reliable compression sy ...

Control system obsolescence

Jul-2015

How to maximise the life cycle of control systems used in turbomachinery