为了产生并维持中性束生成与传输过程所要求的洁净真空压力分布环境,设计了全超导托卡马克核聚变实验装置"东方超环"(Experimental Advanced Superconducting Tokamak,简称EAST)的中性束注入器(Neutral Bea...
Overview of Development Status for EAST-NBI System CNKI文献
The neutral beam injection(NBI) system was developed on the Experimental Advanced Superconducting Tokamak(EAST) for plasma heating and current driving. This paper presents the brief history, design, ...
强流离子源是托卡马克中性束注入器的核心部件,为了满足未来对高能量离子束中性化效率的要求,负离子源成为中性束注入系统的首选。光腔衰荡光谱(cavity ring-down spectroscopy,CRDS)是一种超高灵敏探测吸收光谱技术。...
中性束的生成与传输过程需要真空梯度分布环境,准确掌握真空室内的真空度及其分布对中性束的调试和运行有非常重要的意义。受低温真空空间不同区域的器壁温度影响,真空室内空间气体温度具有特定的分布特性,该特性对准...
EAST(Experimental Advanced Superconducting Tokamak)作为世界上第一个全超导非圆截面托克马克,其目标是研究1 000 s的长脉冲稳态运行的前沿性物理问题,要达成这一目标,必须有高功率电流驱动和辅助加热系统以实现EA...
CFETR中性束系统验证样机充氢运行辐射分析与初步模拟计算 CNKI文献
中国聚变工程实验堆(China Fusion Engineering Test Reactor,CFETR)负离子源中性束系统验证样机正在积极设计筹建中,样机建成后在运行过程中会产生辐射。在设计阶段,仔细分析辐射源的类型、强度和空间分布,为辐射屏蔽...
关键词: CFETR中性束系统 / MCNP / 辐射剂量
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Conceptual Design of Neutral Beam Injection System for... CNKI文献
Neutral beam injection (NBI) system with two neutral beam injections will be constructed on the Experimental Advanced Superconducting Tokamak (EAST) in two stages for high power auxiliary plasmas hea...
中性束注入(NBI)是托卡马克装置四种辅助加热手段(中性束注入、低杂波、离子回旋段波、电子回旋段波)中加热效率最高、物理机制最清楚的一种等离子体加热技术,是国际聚变界公认的最有效的辅助加热手段之一。为了探究E...
中性束注入器(NBI)主低温冷凝泵为J字型内置式,其防辐射挡板结构设计需综合考虑结构参数对辐射传热量及抽速的影响。本文选用蒙特卡罗方法追踪每份热辐射,以求解辐射传热量,并利用控制变量法得出辐射传热量与防辐射挡...
First Achievement of Plasma Heating for EAST Neutral B... CNKI文献
As one of the most effective methods for plasma heating,a neutral beam injector(NBI) achieved plasma heating and current driving for the first time in EAST 2014 experimental campaign.According to the...
The Recent Development of the EAST Neutral Beam Inject... CNKI文献
Neutral beam injection has been recognized as one of the most effective means for plasma heating.According to the research plan of the EAST physics experiment,two sets of neutral beam injectors(4-8MW...
胡纯栋 许永建... 《Chinese Physics Letters》 2015年05期 期刊
关键词: NBI / The / Recent / Development
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优质的算法是产生高品质数据处理模块的关键,数据处理模块作为长脉冲射频离子源数据智能分析与自动存储系统的主要构成部分,其性能表现直接影响到整个系统的智能化水平。本文在数据采集系统及长脉冲射频离子源数据智能...
Achievement of 1000 s plasma generation of RF source f... CNKI文献
A radio frequency(RF) ion source was developed for neutral beam injector in Institute of Plasma Physics, Chinese Academy of Sciences(ASIPP). A cylindrical driver based RF plasma source was tested and...
The Development of a Megawatt-Level High Current Ion S... CNKI文献
Neutral beam injection is one of the main plasma heating methods in nuclear fusion devices. In order to support the scientific study of the Experimental Advanced Superconducting Tokamak (EAST), a meg...
Preliminary Results of Ion Beam Extraction Tests on EA... CNKI文献
The neutral beam injection (NBI) system is one of the most important auxiliary plasma heating and current driving methods for fusion device.A high power ion beam of 3MW with 80keV beam energy in 0.5s...
胡纯栋 《Plasma Science and Technology》 2012年10期 期刊
关键词: NBI / beam / extraction / ion
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Thermal analysis of EAST neutral beam injectors for lo... CNKI文献
Two sets of neutral beam injectors(NBI-1 and NBI-2) have been mounted on the EAST tokamak since 2014. NBI-1 and NBI-2 are co-direction and counter-direction, respectively. As with indepth physics and...
离子源是中性束注入器(Neutral Beam Injector,NBI)的关键子系统之一,根据射频离子源的实验和运行需求,本文设计了一套基于物理实验与工业控制系统(Experimental Physics and Industrial Control System,EPICS)架构的...
关键词: 射频离子源 / 控制程序 / 物理实验与工业控制系统 / 集成开发平台
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Achievement of 100 s Long Pulse Neutral Beam Extractio... CNKI文献
Neutral beam injection (NBI) is recognized as one of the most effective means for plasma heating.A 100 s long pulse neutral beam with 30keV beam energy,10 A beam current and a 100s long pulse modulat...
胡纯栋 《Plasma Science and Technology》 2013年03期 期刊
关键词: NBI / beam / extraction / ion
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Analysis of the Pipe Heat Loss of the Water Flow Calor... CNKI文献
Neutral beam injection heating is one of the main auxiliary heating methods in controllable nuclear fusion research. In the EAST neutral beam injector, a water flow calorimetry(WFC) system is applied...
胡纯栋 陈宇... 《Plasma Science and Technology》 2016年11期 期刊
关键词: water / flow / calorimetry / power
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Preliminary analysis of back-streaming electrons on th... CNKI文献
Back-streaming electrons gain significant energy due to the high voltage of the extraction system for a high-current ion source.By theoretical calculation,the particle flux accounts for 13.88%of the ...
胡纯栋 吴铭钐... 《Plasma Science and Technology》 2017年04期 期刊
关键词: EAST-NBI / back-streaming / electrons / water
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