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Utilisation of turboelectric distribution propulsion in commercial aviation:A review on NASA's TeDP concept

Chinese Journal of Aeronautics 2021年第11期34卷 48-65页

作者： mosab alrashed Theoklis NIKOLAIDIS Pericles PILIDIS Soheil JAFARI Turboelectric Engineering Group Cranfield CampusCranfield UniversityBedfordshire MK43 OALUK

Emissions produced by the aviation industry are currently a severe environmental threat;therefore,aviation agencies and governments have set emission targets and formulated plans to restrict emissions within the next *** aircraft technology is being considered to meet these *** importance of these technologies lies in their advancements in terms of aircraft life cycles and environmental *** to these advancements,hybrid electric systems with more than one power source have become promising for the aviation industry,considering that the growth of air traffic is projected to double in the next *** technologies have given future hybrid fans and motor-fan engines potential as alternative power ***,Turboelectric Distributed Propulsion(TeDP)is discussed in terms of power distribution and power *** fundamentals of turbofan and turboshaft engines are presented along with their electricitygeneration *** is discussed from a design viewpoint,with a detailed discussion of different types of hybrid electric and turboelectric *** of proposed TeDP aircraft models and numerical modelling tools used to simulate the performance of TeDP models are ***,innovative turboelectric systems in which electric power savers and mechanical gear changers have been discarded for weight optimisation are presented along with other prospective models,engines,approaches,and *** findings of this review indicate the knowledge gaps in the field of numerical modelling for NASA’s TeDP and its capability to increase the efficiency by up to 24%with a 50%reduction in emissions relative to those of conventional gas turbines.

关键词： Futuristic propulsion systems Hybrid aircraft engines Numerical modelling and simulation Turboelectric distributed propulsion Turboelectric power

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