Cables, Lines and Bus bars
The analysis of cables, lines and bus bars involves several physical domains and constraints such as magnetic, electric, thermal and power networks fields. CEDRAT provides software solutions for in-depth analysis of cables, lines and bus bars.
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CEDRAT Software Solution |
Flux: 2D and 3D thermal & electromagnetic FEM analysis PSCAD: Power networks simulation InCa3D: 3D nonmagnetic structures modelling Portunus: Thermal network modelling |
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Applications |
Power Networks: Transmission and distribution systems, Substations, Lightning studies… Thermal: Heating based on skin effect, Thermal networks, Thermal conditions in submarine cables… Magnetic: Radiated field, Magnetic field, Power system quality, Skin and proximity effects … Electric: Breakdown electric field, Current sharing, Over-voltages… |
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Domains |
Power networks, T& D, Transportation, Oil and Gas industry, Research Institutes, Telecom… |
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A complete various parameters influence to study |
Flux: Magnetic quantities to ensure the nominal power, Electric quantities to ensure the breakdown electric field, Thermal quantities to check temperature rise… PSCAD: Transient analysis of power networks including losses, travel time and frequency dependent phenomena due to cable and transmission lines: Insulation coordination, Reactive power compensation… InCa3D: Balance currents distribution, Minimize losses, Characterize magnetic flux emitted, Limit or at least predict voltage drops… Portunus: Study the heating of a multilayer cable, Model coupled electrical thermal phenomena, Simulate the influence of different materials, Geometries on thermal behaviour… |
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Outputs |
Flux: Temperature distribution over the cable cross-section, flux density and eddy current distribution versus frequency or current, power losses, parameters calculation, electric field and potential PSCAD: Voltages, Currents, P&Q at the ends of the line in function of time InCa3D: Impedance characterization, current distribution in cabling structures, losses in conductors, magnetic flux density inside and outside the structure, Laplace forces on conductors Portunus: Temperature reached on each cable layer and temperature establishment in the structure: steady-state and transient simulation |
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Advantages |
Flux: Precise and economic mapped mesh generators (eddy currents distributions in the skin depth), electric circuit coupling, easy multi parametric studies… PSCAD: Solving equations considering the frequency-dependence of cable parameters, extended geometrical configurations, accurate and fast transient calculations… InCa3D: Ultra fast computation thanks to PEEC formulation, no meshing of the surrounding air, advanced mesh algorithms, adapted geometry construction tools, easy parameterization Portunus: Simple, fast and precise computation of temperature, description with thermal circuit using conduction, convection and radiation components |
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References |
ABB, Alstom, General Electric, Hydro-Quebec, Vestas, Gamesa, Cesi, EDF, Ericsson, Nexans, Powergrid Singapore, Silec Cable, G2ELab, University Kiel, BHEL, Schneider Electric, Sagem, Siemens… |
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