1. February 5 & 6, 20022002 Spring Gas-Lift Workshop1 2002 Spring ASME/API Gas-Lift Workshop Proposed New API RP 11V10 Recommended Practice for Operation, Maintenance, Troubleshooting, and (Maybe) Re-Design of Dual Gas-Lift Systems Cleon Dunham, Oilfield Automation Consulting

2. February 5 & 6, 20022002 Spring Gas-Lift Workshop2 API RP 11V10 Design of Dual Gas-Lift Systems Introduction What is dual gas-lift?What is dual gas-lift? When is it used?When is it used? Which wells are good candidates?Which wells are good candidates? When should dual gas-lift not be used?When should dual gas-lift not be used? Dual Gas-Lift Design Information needed for dual gas-lift designInformation needed for dual gas-lift design How to obtain this informationHow to obtain this information Type(s) of gas-lift valves for dual gas-liftType(s) of gas-lift valves for dual gas-lift Designing these valvesDesigning these valves

3. February 5 & 6, 20022002 Spring Gas-Lift Workshop3 API RP 11V10 Design of Dual Gas-Lift Systems Dual Gas-Lift Operation Starting dual gas-lift wellsStarting dual gas-lift wells Operating dual gas-lift wellsOperating dual gas-lift wells Testing dual gas-lift wellsTesting dual gas-lift wells Dual gas-lift automationDual gas-lift automation Dual gas-lift optimizationDual gas-lift optimization Dual Gas-Lift Surveillance Analyzing dual gas-lift performanceAnalyzing dual gas-lift performance Troubleshooting dual gas-lift installationsTroubleshooting dual gas-lift installations

4. February 5 & 6, 20022002 Spring Gas-Lift Workshop4 API RP 11V10 Design of Dual Gas-Lift Systems References Dual gas-lift design, operation, and optimization referencesDual gas-lift design, operation, and optimization references