Schlumberger --- Gas-Lift Design and Analysis

An Improved Gas-Lift Designand Analysis Softwareby Roger Stinson & Balraj GrewalSchlumbergerAbstractThe gas-lift designand analysis capabilitiesof theBaker Jardine(now partof Schlumberger)Pipesim softwarehaebeenimproedsignificantly! Aninnoatiefeatureofthesoftwareis afeature that si"es ports and calibrates temperature for upper unloading ales based onunloading fluid rate and gas olume re#uirements!$ther improements allow gas-lift engineers to customi"e gas-lift designs by allowing the user tospecify thedesign method tobeused% set design biases andsafety factors% anddesignbracketingspacingforfutureconditionsoruncertainconditions!Thisfle&ibilityallowsgas-liftengineersfromdifferent backgroundsande&perience tocustomi"e designsbasedonspecificfield conditions% and indiidual preferences and e&perience! 'ase studies will be presented based on application of this technology!