GE DDHF Multistage Centrifugal Pump Brochure
Contents
1. GE Oil amp Gas DDHF pump for CO applications Proven experience amp value adding technologies GE Oil amp Gas has extensive experience in liquefied gas pumping and provides customers with all the technological resources needed for the challenges of CO re injection transportation and storage Our domain knowledge in turbomachinery enables a unique centrifugal compressor plus pump solution for carbon capture and sequestration CCS and enhanced oil recovery EOR applications It gives customers the opportunity to realize significant power savings as well as highly flexible performance upgrades With a high molecular weight CO reaches the liquid phase at high pressure gt 90 bar and water cooled temperature without the need for any additional power installation The optimized solution for CCS and EOR re injection transportation and storage The enhanced DDHF is a multistage centrifugal pump with double casing and barrel type back to back arrangement It is based on our proven hydraulic design but specially re engineered for CO pumping and EOR It delivers 540 bar discharge pressure the highest ever provided by a centrifugal pump Key features e API 10 000 barrel design e Onshore and offshore application ABS certified for FPSO e Mechanical seals dynamically qualified up to 550 bar e Dry gas seals available e Can be fully integrated with our high pressure centrifugal compressors e Detailed thermodynam2. ic and rotor dynamic assessment as a result of proprietary centrifugal compressor technology e Standard performance tested at API 610 latest edition e Advanced CO full load test to simulate operating conditions Mechanical design The DDHF pump design was developed using finite element analysis FEA to avoid resonance in structural and foundation natural frequencies Additional FEA with ANSYS codes has ensured sizing accuracy to ASME VIII Div Il Appendix 4 of the pump s outer barrel as the main pressure retaining part Stress analysis Support resonance analysis Rotordynamics Dry and wet analyses have been carried out with acceptance criteria as stated in API 617 Drawing on the strengths of our centrifugal compressor design the wet analysis was performed with annular seal stiffness and damping coefficients based on process fluid properties slightly variable versus pressure and temperature Rotordynamic and thermodynamic tools has been implemented and hydraulic forces have been calculated by CFD code taking into account the cross coupled aerodynamic coefficients for impeller stator interaction Biga pben keakea ee ee ee ee fig e i Pa eet ren Hir biii ll Rotordynamics GE imagination at work Testing performance amp discovering opportunities Like every product GE designs for the oil and gas industry our pumps undergo stringent testing at every stage of the design a
3. nd manufacturing process With the most advanced techniques and seasoned professionals our goal is not simply to confirm specifications API610 and deliver reliable machines but to find new opportunities to improve performance The GE Oil amp Gas Center of Excellence for pumps in Bari Italy includes advanced testing facilities for liquefied CO pumps including a CO filled closed loop for performance assessment under the specified in field conditions CO test bed ge com oilandgas 2010 General Electric Company All rights reserved DDHF_Pump_FS_ 101810
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