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典型文献
Numerical simulation of hydrogen arcjet thruster with coupled sheath model
文献摘要:
In the present work,a complete 2D chemical and thermal non-equilibrium numerical model coupled with a relatively simple sheath model is developed for hydrogen arcjet thruster.Conduction heat transfer in the anode wall is also included in the model.The operating voltages predicted by the model are compared with those in the literature and are found to be in close agreement.Power distributions for the various operating conditions are obtained,anode radiation loss primarily determines the thruster efficiency.Higher thruster efficiency was found to be associated with longer arc length.At cathode ion diffusion contribution dominates except at low input current where thermo-field electron current is dominant.
文献关键词:
作者姓名:
Deepak AKHARE;Hari Prasad NANDYALA;Jayachandran THANKAPPAN;Amit KUMAR
作者机构:
Department of Aerospace Engg,Indian Institute of Technology Madras,Chennai 600036,India
引用格式:
[1]Deepak AKHARE;Hari Prasad NANDYALA;Jayachandran THANKAPPAN;Amit KUMAR-.Numerical simulation of hydrogen arcjet thruster with coupled sheath model)[J].等离子体科学和技术(英文版),2022(02):145-161
A类:
arcjet,thruster
B类:
Numerical,simulation,hydrogen,coupled,sheath,model,In,present,work,complete,2D,chemical,thermal,equilibrium,numerical,relatively,simple,developed,Conduction,transfer,anode,wall,also,included,operating,voltages,predicted,by,compared,those,literature,found,be,close,agreement,Power,distributions,various,conditions,obtained,radiation,loss,primarily,determines,efficiency,Higher,was,associated,longer,length,At,cathode,diffusion,contribution,dominates,except,low,input,current,where,thermo,field,electron,dominant
AB值:
0.57704
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