搜索结果: 1-15 共查到“工学 steam”相关记录49条 . 查询时间(0.053 秒)
A memorandum of cooperation has been signed for the Sanmen nuclear power plant in China's Zhejiang province to supply steam to the Rongsheng Taizhou New Material project. It will be the country's larg...
Multiobjective Optimization of Interplant Heat Exchanger Networks Considering Utility Steam Supply and Various Locations of Interplant Steam Generation/Utilization
Heat Exchanger Networks Utility Steam Supply
2023/6/19
A multiobjective optimization (MOO) framework considering the dual objectives of the economy and the environment is presented in this work for the extended integration of interplant heat exchanger net...
The first of Koeberg 1's steam generators has been removed in a project that will see all three of the South African unit's steam generators replaced in anticipation of its extended operation. The ste...
A new heat engine with no moving parts is as efficient as a steam turbine（图）
运动部件 新型热机 蒸汽轮机 脱碳电网
2023/6/7
Engineers at MIT and the National Renewable Energy Laboratory (NREL) have designed a heat engine with no moving parts. Their new demonstrations show that it converts heat to electricity with over 40 p...
A new tool to thwart deadly pathogens in commercial dry food processing plants may soon pick up steam – superheated, dry steam – to keep consumers safe.
第九届全国中小学STEAM教育大会圆满召开（图）
第九届 全国中小学STEAM教育大会 线上直播
2022/12/31
2021年12月24日上午9:00-下午17:00，第九届全国中小学STEAM教育大会圆满顺利召开。本次活动采用线上直播的方式，分别在百度直播、新浪微博、今日头条和盛思视频号上进行网络直播。据不完全统计，超过7万人收看直播，几万人同时在线,热闹非凡。
Condensation heat transfer of steam on vertical dropwise and filmwise coexisting surfaces with a thick organic film promoting dropwise
蒸汽 滴状 膜状 DFC 冷凝传热
2023/3/1
This article describes an experimental investigation of the condensation heat transfer of steam on dropwise and filmwise coexisting (DFC) surfaces, on which dropwise and filmwise exist simultaneously ...
创客与STEAM教育结合的实践
创客 STEAM 学习曲线 教育理论
2016/4/18
创客是指出于兴趣与爱好把各种创意转变为现实的人,目前创客及创客教育发展迅速,但是出现了过分关注技术、缺乏基础性学科知识融合的趋势.另一方面,STEAM教育是一种通过整合科学、技术、工程和数学领域内容指引教学和学习的途径和方法,但是目前受重视的程度不够.本文建议在STEAM教育中嵌入创客教育,并将陆续介绍相关的案例.
武汉理工大学船舶辅机课件Chapter4 PIPING, VALVES & STEAM TRAPS
武汉理工大学 船舶辅机 课件 Chapter4 PIPING VALVES STEAM TRAPS
2014/7/16
武汉理工大学船舶辅机课件Chapter4 PIPING, VALVES & STEAM TRAPS。
A nanocrystalline MgO support for Ni catalysts for steam reforming of CH4（图）
Steam reforming Carbon deposition Nickel-magnesia solid solution
2013/9/26
Nanocrystalline MgO with a relatively high surface area and mesoporous structure was synthesized by a surfactant assisted precipitation method for use as the support of nickel catalysts for steam refo...
Transformation of chlorine in NaCl-loaded Victorian brown coal during the gasification in steam
chlorine gasification volatile-char interactions XANES
2014/4/28
This study is to examine the changes in Cl volatilizations and chemical forms in NaCl-loaded Victorian brown coal during gasification in steam at 800 ℃ using Cl K-edge X-ray absorption near-edge struc...
Development of Ni-Based Catalysts for Steam Reforming of Tar Derived from Biomass Pyrolysis（图）
steam reforming tar biomass nickel ceria manganese oxide platinum magnesia
2013/10/8
Nickel catalysts are effective for the steam reforming of tar derived from biomass pyrolysis, but the improvement is needed in terms of activity, stability, suppression of coke deposition and aggregat...
Deactivation and Regeneration of Nickel-Based Catalysts for Steam-Methane Reforming（图）
nickel catalyst steam reforming deactivation sintering sulfur poisoning regeneration
2013/10/15
The deactivation of nickel catalysts used in Arak and Razi petrochemical complexes followed by catalyst regeneration was evaluated. The characterization of the different structures was made by powder ...
Effect of 1-Methylnaphthalene Solvent on Cracking of Oil Sand Bitumen with Iron Oxide Catalyst in Steam Atmosphere
Oil sand bitumen Steam catalytic cracking Iron oxide catalyst 1-Methylnaphthalene
2010/9/8
Catalytic cracking of bitumen with steam was examined. The heavy oil fraction of bitumen reacted with active oxygen species generated from steam with the iron oxide catalyst, producing significant amo...
Oxidative Cracking of Aromatic Compounds Related to Lignin Constituents with Steam Using ZrO2–Al2O3–FeOx Catalyst
Iron oxide catalyst Biomass Lignin-constituent aromatic Phenol Oxidative cracking
2010/9/8
The catalytic activity of iron oxide composite catalyst (ZrO2–Al2O3–FeOx) was investigated for converting aromatic compounds derived from plant biomass into useful aromatics. Catalytic cracking of lig...