Careful analysis of transients in shipboard power systems is important to achieve long life times of the components in future all-electric ships.In order to accomplish results with high accuracy,it is recommended to v...Careful analysis of transients in shipboard power systems is important to achieve long life times of the components in future all-electric ships.In order to accomplish results with high accuracy,it is recommended to validate cable models as they have significant influence on the amplitude and frequency spectrum of voltage transients.The authors propose comparison of model and measurement using scattering parameters.They can be easily obtained from measurement and simulation and deliver broadband information about the accuracy of the model.The measurement can be performed using a vector network analyzer.The process to extract scattering parameters from simulation models is explained in detail.Three different simulation models of a 5 kV XLPE power cable have been validated.The chosen approach delivers an efficient tool to quickly estimate the quality of a model.展开更多
Aspects of terrestrial microgrids and ship power systems are examined.The work exposes a variety of technical synergies from these two power systems to effectively advance their technologies.Understanding their overla...Aspects of terrestrial microgrids and ship power systems are examined.The work exposes a variety of technical synergies from these two power systems to effectively advance their technologies.Understanding their overlap allows congruent efforts to target both systems;understanding their differences hinders conflict and redundancy in early-stage design.The paper concludes by highlighting how an understanding of both systems can reduce the investment in research resources.展开更多
基金Supported by the US Office of Naval Research Under Grant(N00014-04-1-0664)NSF Cooperative Agreement and the State of Florida(DMR-0084173)
文摘Careful analysis of transients in shipboard power systems is important to achieve long life times of the components in future all-electric ships.In order to accomplish results with high accuracy,it is recommended to validate cable models as they have significant influence on the amplitude and frequency spectrum of voltage transients.The authors propose comparison of model and measurement using scattering parameters.They can be easily obtained from measurement and simulation and deliver broadband information about the accuracy of the model.The measurement can be performed using a vector network analyzer.The process to extract scattering parameters from simulation models is explained in detail.Three different simulation models of a 5 kV XLPE power cable have been validated.The chosen approach delivers an efficient tool to quickly estimate the quality of a model.
基金supported by a Grant from the Office of Naval Research(ONR)
文摘Aspects of terrestrial microgrids and ship power systems are examined.The work exposes a variety of technical synergies from these two power systems to effectively advance their technologies.Understanding their overlap allows congruent efforts to target both systems;understanding their differences hinders conflict and redundancy in early-stage design.The paper concludes by highlighting how an understanding of both systems can reduce the investment in research resources.
