搜索结果: 1-15 共查到“核科学技术 ISSUES”相关记录15条 . 查询时间(0.029 秒)
The Department of Energy’s National Nuclear Security Administration hopes to dispose of up to 34 metric tons of surplus defense-related plutonium at the Waste Isolation Pilot Plant in New Mexico using...
Issues on microreactors and irradiation experiments planned for Nuclear Science and Engineering
核科学 微型反应堆 辐照实验
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2024/1/31
Two teams of guest editors from Idaho National Laboratory have announced plans for special issues of Nuclear Science and Engineering, the nuclear field’s longest-running technical journal. Abdalla Abo...
Nuclear Science Advisory Committee Issues Plan for U.S. Nuclear Physics Research
Nuclear Science Advisory Committee U.S. Nuclear Physics Research
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2015/11/12
Today, the Nuclear Science Advisory Committee, or NSAC, publicly released “Reaching for the Horizon, The 2015 Long Range Plan for Nuclear Science.” The new plan was unanimously accepted by NSAC, a com...
International Symposium on Uranium Raw Material for the Nuclear Fuel Cycle: Exploration, Mining, Production, Supply and Demand, Economics and Environmental Issues
International Symposium Uranium Raw Material Nuclear Fuel Cycle Exploration Mining Production Supply and Demand Economics Environmental Issues
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2014/6/11
In 2005 and 2009, the International Atomic Energy Agency (IAEA) held, at its Headquarters in Vienna, Austria, two major international symposia on uranium production and raw materials for the nuclear f...
The present paper reviews activates relevant to the boiling water reactor (BWR) stability phenomenon, which has a coupled neutronic and thermal-hydraulic nature, from the viewpoint of model and code d...
调研了国外核电厂长寿命化研究、开发工作的现状，提出了核电厂长寿命化的若干关键问题。对压水堆（PWR）、沸水堆（BWR）运行过程中发生的设备老化、降级问题及其原因的调查分析表明，不可更换部件及更换极困难部件的寿命，制约或极大程度地影响了电厂的寿命，这些设备是：反应堆压力容器、堆内构件、安全壳及部分构筑物；在设备老化机理中，关键问题是中子辐照脆化、腐蚀损伤、疲劳及磨损。
设备采购评标的政策和技术问题（The Policy & Technical Issues Related to the Evaluation of Equipment Procurement）
政策 设备采购评标
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2008/10/16
在江苏田湾核电站工程设计中，东北电力设计院担负部分BOP子项设计和常规岛技术支持的工作。在工作中，许多专业的主设人都曾参与过设备采购的评标工作，而评标工作中的政策和技术问题值得我们探讨总结。本文根据2000-01-01实施的《中华人民共和国招标投标法》和有关参考文献，探讨设备采购评标工作中必须掌握了解的政策和技术问题。
核电站常规岛采购模式与机组性能保证问题 (The Issues on the Procurement Pattern and the Performance Guarantee of NPP Conventional Island )
采购模式 性能保证
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2008/10/8
着重论述核电站常规岛设备采购模式与汽轮发电机组热力性能保证值的关系，介绍了不同采购模式下汽轮发电机组性能保证条件、考核试验方法、采购包划分与技术谈判中须考虑的问题。
核安全问题始终是我们关注的重点，"安全第一"始终是我们坚定不移的原则。随着我国核电机组的增加，结合国际对核安全要求的新趋势，如何进一步准确深刻理解核安全要求的真谛，真正从总体上把握落实新的安全要求，实质性地提高我国核安全水平，是所有从事核电事业的同仁都必须关心的问题。本文针对当前存在的有关认识上的热点问题，分析与讨论了核安全与风险、安全管理的辩证关系、设计安全余量、安全标准、安全监督、安全文化、风...
机组换料大修期间核安全管理的若干问题(待续)（Some Issues about the Nuclear Safety Management of the Unit in Outage ）
核安全 机组换料大修期间
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2008/9/19
针对当前存在的换料大修机组的核安全管理的有关认识上的热点问题，结合作者的从业经验，分析与讨论了换料大修机组的运行方式和特点、核安全管理特点和方法，并就核安全管理中存在的一些薄弱环节进行探索和思考。
机组换料大修期间核安全管理的若干问题(续完)（Some Issues about the Nuclear Safety Management of the Unit in Outage）
核安全 机组换料
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2008/9/17
3 大修各环节核安全管理的关键点
3.1 运行领域的安全管理
机组大修的主要目的是进行换料和设备维护，这些活动需要通过运行操作提供工作条件，检修活动完成后，则通过运行定期试验来验证系统和设备的可用性。在整个大修过程中，运行操作非常多，涉及面也非常广泛，也最容易出现核安全问题...
nuclear regulatory commission Issues a “Yellow” Inspection Finding to Kewaunee Nuclear Plant for Failing to Promply Evaluate Diesel Fuel Oil Leak
Nuclear Power Plant diesel generator
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2007/4/11
April 10, 2007,The Nuclear Regulatory Commission staff has determined that the failure of the Kewaunee Nuclear Power Plant to promptly take corrective action for a diesel generator fuel leak in June 2...
nuclear regulatory commission Issues “White” Finding at Palo Verde Nuclear Plant
nuclear power plant
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2007/3/9
February 22, 2007，The Nuclear Regulatory Commission has determined that an inspection finding at the Palo Verde Nuclear Generating Station regarding operability of emergency diesel generators is of “w...
nuclear regulatory commission Issues Annual Assessments for Nation’s Nuclear Plants
nuclear power plants environment
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2007/3/9
March 6, 2007，The Nuclear Regulatory Commission has issued annual assessment letters to the nation’s 103 operating commercial nuclear power plants. All the plants continue to operate safely.
nuclear regulatory commission Staff Issues Generic Letter on Inaccessible or Underground Electric Cables
electrical cables nuclear power plants
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2007/2/10
February 07, 2007，The Nuclear Regulatory Commission staff has issued a Generic Letter asking all operators of U.S. nuclear power plants for information on how they inspect or monitor a plant’s buried ...