Results 31 to 40 of about 6,670 (169)

Schedule Management in Smart Energy Meter Launch Project [PDF]

open access: yes, 2016
质量、进度、成本、安全是企业生产经营过程当中的主要管理对象,而在新生产项目建设投产过程中,尤以进度管理为重,本文选取研究的三相智能电能表投产项目就是以项目进度为主要管理对象。 本文选用R公司三相智能电能表投产项目作为本论文研究的对象,回顾了项目进度管理的方法、项目计划制定与项目进度控制的原理,阐述了智能电能表投产项目的特点、意义及其特殊性要求,设计了三相智能电能表投产项目的进度计划,介绍了项目实施过程中遇到的问题与解决方法。 论文分析了计量新产品投产过程中项目化管理方法的应用与作用 ...
吴章坤
core  

Manipulating Terminal Bonds of Ti3C2Tx MXene for Highly Efficient Microwave Absorption and Photothermal Conversion

open access: yesRare Metals, Volume 45, Issue 4, April 2026.
ABSTRACT MXenes have been widely investigated as microwave absorption (MA) materials because of their unique properties. This study introduces a terminal bond manipulation strategy to enhance charge transfer and polarization in Ti3C2Tx, optimizing its MA performance.
Xiang Fang   +8 more
wiley   +1 more source

Design and Implementation of Intelligent Monitoring System for Power Distribution Room [PDF]

open access: yes, 2016
随着我国经济实力的不断增强,电力系统也取得了显著的成就。当前我国电网规模不断扩充。居民对于供电的可靠性与质量要求大幅提高。因此,如何确保提供经济安全、优质可靠的电力是我国电力系统在未来发展中面临的重要挑战之一。配电室作为电力系统中的重要组成元素,担负着电能的变压分流的重任,传统的配电室管理手段主要是依靠人工定时对电力仪表进行检查并形成报表,其工作效率低下,无法适应迅速发展的供电规模与居民的用电需求。如何利用信息技术与网络传输技术对配电室电力设备的运转状态进行远程实时监控,提高配电室管理的信息化水平 ...
姜维伟
core  

Designing 3d Transition‐Metal Doped g‐C3N4 Monolayer for Enhanced Bifunctional Oxygen Evolution/Reduction Reactions Activity: Defect Physics and Constant‐Potential Study

open access: yesRare Metals, Volume 45, Issue 4, April 2026.
ABSTRACT Graphitic carbon nitride (g‐C3N4) doped with 3d transition metals (3d‐TM@g‐C3N4) has gained attention as a noble metal‐free alternative for oxygen evolution and reduction reactions (OER/ORR). Yet the key mechanisms driving its performance remain debated, especially across different charge states.
Jing Zhang   +6 more
wiley   +1 more source

The study on human resource arrangement for multi-project management in X high voltage switch company [PDF]

open access: yes, 2016
如今的企业管理面对着多项目管理等诸多问题,多项目管理成为项目管理研究和实践的新聚焦点。企业在多项目同时实施的情况下,往往会遇到不同项目在资金、时间、人力等资源的共享与冲突。因此,企业要在多项目环境下合理且有效配置各种资源,特别是人力资源,使项目周期缩短,降低项目运营成本,从而提高企业的效益。论文正是基于多项目管理的人力资源配置,在分析国内外相关文献及研究成果的基础上展开研究的。人力资源是经济发展的重要推动力,任何企业的其他资源都需要人力资源的推动 ...
郑诗翀
core  

Synergistic Electron Density and Oxygen Defect Regulation in Fluorite High‐Entropy Oxides for Superior Ionizing Radiation Shielding

open access: yesRare Metals, Volume 45, Issue 4, April 2026.
ABSTRACT Lightweight and lead‐free radiation shielding materials remain urgently needed. This work designed a fluorite high‐entropy oxide (FHEO) system through a combined computational–experimental route. Density functional theory based on special quasi‐random structures was used to identify thermodynamically stable fluorites from a wide compositional ...
Xiangjie Duan   +9 more
wiley   +1 more source

The Business Model Innovation on XX CompanyOnline Monitoring Products for Motor Temperature Rise [PDF]

open access: yes, 2017
XX公司是一家长期从事电力设备温升监测产品研发、生产、销售的独资民营企业,公司拥有完整的架构、优秀的研发团队、丰富的产品经验、成熟的销售团队。近些年来,企业业绩没有持续上升,反而在市场竞争中屡屡失利、订单止步不前、企业经营不善。这其中的问题出在哪里?该如何寻找问题根源、找到方法解决当前的困难局面?这是本文的研究目的。 文章中,笔者运用翁君奕教授的商务模式创新理论的论证方法,首先从梳理企业自身、生产产品和经营现状着手,发现企业现有商务模式存在的问题,并与所在行业的商务模式进行比较分析 ...
冯伟民
core  

Electrospun Carbon Nanofiber‐Based Multifunctional Electrocatalysts for Zinc‐Air Batteries and Overall Water Splitting: Fabrication, Progress, and Perspective

open access: yesRare Metals, Volume 45, Issue 3, March 2026.
ABSTRACT The development of high‐performance and stable electrocatalysts for oxygen reduction reaction (ORR), oxygen evolution reaction (OER), and hydrogen evolution reaction (HER) plays a critical role in advancing clean energy technologies, including metal‐air batteries and hydrogen production through overall water splitting.
Chen‐Yu Cai   +4 more
wiley   +1 more source

Design and Implementation of Production Management Information System for Electric Power Enterprise [PDF]

open access: yes, 2015
摘要 面对市场经济,电力行业的垄断格局被打破,电力企业面临的竞争加剧。由于设备运行和检修成本占了供电企业运营成本很大的比例,如何运用新的管理思想和新的信息技术手段挖掘潜力保证电力设备运行发挥最大效益是摆在电力企业面前的现实问题。正确的思路应当是结合国情积极推进新的管理思想和信息技术在生产管理中的运用,尽快建立起一套基于供电企业内联网Intranet并向Internet延伸、能够上下贯通、与其它系统能够左右互联、反应快捷、准确可靠的电力生产管理信息系统,十分重要和紧迫。 本文将基于电力企业生产管理的特征 ...
陆禹初
core  

Rational Design of Multifunctional Nano–Architected Coatings for Bipolar Plates in Proton Exchange Membrane Fuel Cells

open access: yesRare Metals, Volume 45, Issue 3, March 2026.
ABSTRACT Proton exchange membrane fuel cells (PEMFCs) require advanced bipolar plate coatings to enhance efficiency, durability, and commercialization potential. This review presents a systematic framework for evaluating and designing bipolar plate coatings, integrating material selection, performance metrics, deposition techniques, and future ...
Shijie Li   +12 more
wiley   +1 more source

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