Gamma-ray attenuation technique for measuring void fraction in horizontal gas-liquid two-phase flow

来源 :核技术:英文版 | 被引量 : 0次 | 上传用户:win13790
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
The measurement of void fraction is of importance to the oil industry and chemical industry. In this article, the principle and mathematical method of determining the void fraction of horizontal gas-liquid flow by using a sin- gle-energy γ-ray system is d
其他文献
<正>The China Advanced Research Reactor (CARR) is scheduled to be operated in the autumn of 2008.In this paper,we report preparations for installing the neutron
This work is to study the in vivo biological distribution of 131I-labeled mouse/human chimeric monoclonal antibody (131I-chTNT) in patients with pulmonary metas
It would be very interesting to develop a picture about removal of atoms from the radiation damaged paths or latent nuclear tracks and undamaged bulk material i
以单氰胺和二乙胺为起始原料,经加成反应以及乙酰乙酸乙酯参与下的环合反应制备了2-二乙胺基-6-甲基-4-羟基嘧啶,总产率为72.7%。该法操作简单,反应条件温和,适合工业化生产
介绍了聚偏氟乙烯(PVDF)材料的物理化学特性,分析了换流阀冷却管路的使用要求和PVDF材料的适用性。以德宝直流输电项目换流阀冷却输配水管路的PVDF零件、管道为例,对PVDF的成型工艺进行了介绍。
<正>Picosecond pulse radiolysis of neat tetrahydrofuran (THF) shows a fast decay of the solvated electron within 2.5ns.The decay of the solvated electron observ
在我国经济体制发生变革的时期,人们往往会发现一些令人注目的、与社会发展不协调的经济现象,比如利用价格双轨制来谋求价格差异的好处;利用所掌握的行政权力,来谋求个人、团
Multi-walled carbon nanotubes were irradiated with 40 keV Si ion beam to a dose of 1&#215;1017 cm-2. The multiple-way carbon nanowire junctions and the Si dopin
为促进节能环保,经国务院批准,自2015年2月1日起对电池、涂料征收消费税。具体政策内容包括:将电池、涂料列入消费税征收范围,在生产、委托加工和进口环节征收,适用税率均为4%。对
<正>The disposal of spent nuclear fuel is a long-standing issue in nuclear technology.Mainly,UO_2 and metallic U arc used as a fuel in nuclear reactors.Spent nu