典型文献
Simulation studies of tungsten impurity behaviors during neon impurity seeding with tungsten bundled charge state model using SOLPS-ITER on EAST
文献摘要:
An investigation into tungsten(W)impurity behaviors with the update of the EAST lower W divertor for H-mode has been carried out using SOLPS-ITER.This work aims to study the effect of external neon(Ne)impurity seeding on W impurity sputtering with the bundled charge state model.As the Ne seeding rate increases,plasma parameters,W concentration(Cw),and eroded W flux(ΓEroW)at both targets are compared and analyzed between the highly resolved bundled model'jett'and the full W charge state model.The results indicate that'jett'can produce divertor behaviors essentially in agreement with the full W charge state model.The bundled scheme with high resolution in low W charge states(<W20+)has no obvious effect on the Ne impurity distribution and thus little effect on W sputtering by Ne.Meanwhile,parametric scans of radial particle and thermal transport diffusivities(D⊥ and xe,i)in the SOL are simulated using the'jett'bundled model.The results indicate that the transport diffusivity variations have significant influences on the divertor parameters,especially for W impurity sputtering.
文献关键词:
中图分类号:
作者姓名:
Shanlu GAO;Xiaoju LIU;Guozhong DENG;Tingfeng MING;Guoqiang LI;Xuexi ZHANG;Xiaodong WU;Xiaohe WU;Bang LI;Haochen FAN;Xiang GAO
作者机构:
Institute of Plasma Physics,Hefei Institutes of Physical Science,Chinese Academy of Sciences,Hefei 230031,People's Republic of China;University of Science and Technology of China,Hefei 230026,People's Republic of China;Advanced Energy Research Center,Shenzhen University,Shenzhen 518060,People's Republic of China
文献出处:
引用格式:
[1]Shanlu GAO;Xiaoju LIU;Guozhong DENG;Tingfeng MING;Guoqiang LI;Xuexi ZHANG;Xiaodong WU;Xiaohe WU;Bang LI;Haochen FAN;Xiang GAO-.Simulation studies of tungsten impurity behaviors during neon impurity seeding with tungsten bundled charge state model using SOLPS-ITER on EAST)[J].等离子体科学和技术(英文版),2022(07):137-147
A类:
SOLPS,EroW,jett,W20+
B类:
Simulation,studies,tungsten,impurity,behaviors,during,neon,seeding,bundled,charge,model,using,ITER,EAST,An,investigation,into,update,lower,divertor,has,been,carried,out,This,work,aims,study,effect,external,Ne,sputtering,rate,increases,plasma,parameters,concentration,Cw,eroded,flux,both,targets,compared,analyzed,between,highly,resolved,full,results,indicate,that,produce,essentially,agreement,scheme,resolution,states,no,obvious,distribution,thus,little,by,Meanwhile,parametric,scans,radial,particle,thermal,transport,diffusivities,xe,simulated,diffusivity,variations,have,significant,influences,especially
AB值:
0.449233
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