ITER条件下高能量粒子对一种新型离散阿尔芬本征模的影响EFFECTS ONαTAE BY ENERGETIC PARTICLES IN ITER OPERATION
郭新苗,胡林,胡双辉
摘要(Abstract):
离散阿尔芬本征模是托克马克中存在的一种模式,它具有准边缘不稳定性,能被高能量粒子激发成不稳定模式.国际热核实验反应堆(International Thermonuclear Experimental Reactor,ITER)的设计运行有感应方案、稳态方案和混合方案,文中将在稳态方案下结合电流驱动方式来探讨αTAE的不稳定性.本文主要介绍ITER实验设计运行条件,并据此探究ITER中的αTAE(α-induced toroidal Alfvén eigenmode,α是表示等离子体压强梯度大小的一个参数)及其由高能量粒子激发的不稳定性,结果表明在ITER中能够存在这种αTAE,且能够被高能量粒子激发成为不稳定模式.
关键词(KeyWords): 磁约束聚变;运行模式;阿尔芬波;高能量粒子;不稳定性
基金项目(Foundation): 国家自然科学基金(11264006),国家自然科学基金项目(11275053)
作者(Author): 郭新苗,胡林,胡双辉
参考文献(References):
- [1]Shimada M,Campbell D J,Mukhovatov V,et al.Chapter 1:
- Overview and summary[J].Nuclear Fusion,2007,47(6):1-17.
- [2]张一鸣,曾丽萍,沈欣媛,等.ITER计划与聚变能发展战略[J].核聚变与等离子体物理,2013,33(4):359-365.
- [3]冯开明.可控核聚变与ITER计划[J].现代电力,2006,23(5):82-88.
- [4]冯开明.ITER实验包层计划综述[J].核聚变与等离子体物理,2006,26(3):161-169.
- [5]Alfvén H.Existence of electronmagnetic-hydrodynamic waves[J].Nature,1942,150(3805):405-406.
- [6]Jephcott D F.Alfvén waves in a gas discharge[J].Nature,1959,183(4676):1652-1654.
- [7]Rosenbluth M N,Rutherford P H.Excitation of Alfvén waves by high-energy ions in a tokamak[J].Physical Review Lettres,1975,34(23):1428-1431.
- [8]Cheng C Z,Chen L,Chance M S.High-n ideal and resistive shear Alfvén waves in tokamaks[J].Annals of Physics,1985,(161):21-47.
- [9]Hu S H,Chen L.Discrete Alfvén eigenmodes in high-βtoroidal plasmas[J].Physics of Plasmas,2004,11(1):1-4.
- [10]Hu S H,Chen L.Discrete Alfvén eigenmodes excited by energetic particles in high-βtoroidal plasmas[J].Plasma Physics and Controlled Fusion,2005,47(8):1251-1269.
- [11]姚龙宝,胡双辉,王一如,等.现行托卡马克参数下的离散阿尔芬本征模[J].核聚变与等离子体物理,2012,32(1):8-14.
- [12]王一如,胡双辉,姚龙宝,等.DIII-D高性能运行参数下的离散阿尔芬本征模[J].核聚变与等离子体物理,2012,32(2):140-147.
- [13]孔冉,胡双辉,王帅,等.JT-60U及JT-60SA运行条件下高能量粒子激发的离散阿尔芬本征模[J].核聚变与等离子体物理,2013,33(2):113-120.
- [14]Wang J,Hu S H,Dai Q P,et al.Discrete Alfvén eigenmodes in international thermonuclear experimental reactor operations with negative magnetic shear[J].Chin Phys B,2010,19(9):0952021-0952026.
- [15]田换娜,胡双辉,郑义鸿,等.ITER参数下的离散阿尔芬本征模[J].贵州大学学报(自然科学版).2014,31(3):21-24.
- [16]陈淑平,胡双辉,王一如,等.ITER不同设计方案下的离散阿尔芬本征模[J].贵州大学学报(自然科学版).2012,29(1):23-26.
- [17]Chen L,Zonca F.Theory of shear Alfvén waves in toroidal plasmas[J].Physica Scripta,1995,60:81-90.
- [18]Garcia J,Giruzzi G,Artaud J F,et al.Integrated modeling of ITER steady-state scenarios[J].Plasma Physics and Controlled Fusion,2008,50(12):124032-124039.