Modeling conversion of ammonium diuranate (ADU) into uranium …
2016年10月1日 · In the paper, Brandon mathematical model that describes the relationship between the essential fabrication parameters [reduction temperature (T R), calcination …
The UO2 ex-ADU powder preparation and pellet sintering for …
2017年12月1日 · The conversion of ADU into UO 2 powder were carried out in an apparatus consisting of a rotary tube furnace 1300 °C (Nabertherm, Germany) and hydrogen-nitrogen …
陶瓷级天然二氧化铀粉末的制备.pdf 7页 - 原创力文档
2017年3月28日 · ADU 原意为重铀酸铵（NH4）2U2O7，几乎所有的研究者都证明，沉淀后的 ADU 实际上是多种铀酸铵盐的混合物，它的组成和结构对沉淀条件非常敏感，如溶液 铀浓度、 …
Ammonium uranate hydrate wet reconversion process for
2023年6月1日 · There are two distinct methods for converting UF 6 and UNH to nuclear-grade uranium dioxide (UO 2). The first process is a dry method, in which either gaseous UF 6 or …
The Conversion of Uranium Hexafluoride to Uranium Dioxide
2017年5月13日 · Four different methods for the conversion of UF 6 to ceramic grade UO 2 powder have been developed to an industrial scale. Two of them, the ADU and AUC …
The UO 2 ex-ADU powder preparation and pellet sintering for …
2017年9月1日 · UO2 fuel pellets are prepared conventionally by high- and low-temperature sintering. Both ex-ammonium uranyl carbonate (AUC) and ex-ammonium diuranate (ADU) …
Modeling conversion of ammonium diuranate (ADU) into
2016年7月1日 · The UO2 nuclear fuel pellet process for light water reactors (LWR) includes the conversion of uranium hexafluoride (UF6) into UO2 powder and the fabrication of UO2 pellets …
Modeling conversion of ammonium diuranate (ADU) into uranium …
2016年10月1日 · One of the most effective methods for separating the racemic a-hydroxy-6, 6-dimethyly-butyrolactone (DL-pantolactone, DL-I) in the production of calcium D (+) …
模拟将二铀酸铵（ADU）转化为二氧化铀（UO 2 ）粉末,Journal of …
建立了由二铀酸铵（ADU）衍生的UO 2 粉末产品。 提出的模型可用于预测和控制通过ADU路线制备的UO 2 粉末的比表面积。 通过评估UO 2 粉末的可烧结性，使用提出的模型检查了适用 …
Dry-ADU process for UO2 production - ScienceDirect
1992年12月2日 · Scattered granular ammonium diuranate (ADU) products were prepared directly by reacting atomized liquid droplets of uranyl fluoride or uranyl nitrate with ammonia gas. After …