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SINTEF Energy Research 1 KMB Power Systems project: Objectives and preliminary results Presentation March 2009 Petromaks KMB: Electric power systems for.

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Presentation on theme: "SINTEF Energy Research 1 KMB Power Systems project: Objectives and preliminary results Presentation March 2009 Petromaks KMB: Electric power systems for."— Presentation transcript:

1 SINTEF Energy Research 1 KMB Power Systems project: Objectives and preliminary results Presentation March 2009 Petromaks KMB: Electric power systems for subsea processing and transportation of oil and gas

2 SINTEF Energy Research 2 Principal objective: Establish a national competence centre on design, analysis, verification and safe operation of electric power supply systems for subsea control, processing and transportation systems for oil and gas exploration  Generic project, placing emphasis on basic competence and methodology applicable for simulation and analysis of subsea electric power systems KMB Power Systems

3 SINTEF Energy Research 3 KMB Power Systems: Project contents System Components Vision: To model and simulate the complete subsea electric power system from topside to seabed installations during normal, overload and fault conditions Fundamental issues: - System operation - Component stress - Component interaction Applicability: - Design - Analysis - Verification - Safe operation Pinpoint inadequate or missing - Analysis tools and methodology - Models  Develop and/or improve

4 SINTEF Energy Research 4 KMB Power Systems: Some preliminary results Power umbilical - Thermal modelling of cable in air (riser): Accuracy assessment of numerical methods compared to measurements - Accuracy assessment of electrical parameter calculations (R, 50, 100 and 200Hz) by 2D FEM software compared to measurements - Method (software) for generating wide band model for time domain simulation of power umbilical based on geometry and material parameters Transformer - Methodology for generating wide band model of transformer applicable for time domain simulations based on transformer measurements - Evaluation of PSCAD transformer model’s applicability for phenomena analysis like inrush current

5 SINTEF Energy Research 5 KMB Power Systems: Some preliminary results Matrix Fitting Toolbox (software) developed - Multi-port modeling from admittance (Y-) and scattering (S-) parameters - Advanced methods: Documented in 4 journal papers

6 SINTEF Energy Research 6 KMB Power Systems: Other issues included Phenomenon studies - Identify phenomena that can interfere with system operation. Mitigation strategies. Benchmark systems - Define cases suitable for testing the applicability of topologies, components, control schemes etc Methodology and guidelines - Incorporate and make use of relevant project results in guidelines for design and verification, including evaluation of methodology and relevant existing standards and guidelines New system concepts - Demonstrate new or improved solutions for subsea power supply

7 SINTEF Energy Research 7 KMB Power Systems: Future activities (new projects) Generic transformer simulation model - Combining low frequency characteristics and wide-band modelling - Refine methodology for model parameter extraction Refined power umbilical simulation model - More accurate representation of electrical parameters as well as wide-band modelling - Refine methodology for model parameter extraction


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