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Multi-process production occurs in the iron and steel industry,supporting‘dual carbon'target:An in-depth study of CO_(2)emissions from different processes

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Journal of Environmental Sciences 2024年第6期140卷 46-58页

作者： hongming Na Yuxing Yuan Tao Du Tianbao Zhang Xi Zhao Jingchao Sun Ziyang Qiu Lei Zhang SEP Key Laboratory of Eco-Industry Northeastern UniversityShenyang 110819China School of Metallurgy Northeastern UniversityShenyang 110819China

Reducing CO_(2)emissions of the iron and steel industry,a typical heavy CO_(2)-emitting sector is the only way that must be passed to achieve the‘dual-carbon’goal,especially in *** previous studies,however,it is still unknown what is the difference between blast furnace basic oxygen furnace(BF-BOF),scrap-electric furnace(scrap-EF)and hydrogen metallurgy *** quantitative research on the key factors affecting CO_(2)emissions is insufficient There is also a lack of research on the prediction of CO_(2)emissions by adjusting industria *** on material flow analysis,this study establishes carbon flow diagrams o three processes,and then analyze the key factors affecting CO_(2)***_(2)emissions of the iron and steel industry in the future is predicted by adjusting industrial structure The results show that:(1)The CO_(2)emissions of BF-BOF,scrap-EF and hydrogen metallurgy process in a site are 1417.26,542.93 and 1166.52 kg,respectively.(2)By increasing pellet ratio in blast furnace,scrap ratio in electric furnace,etc.,can effectively reduce CO_(2)emissions(3)Reducing the crude steel output is the most effective CO_(2)reduction *** is still 5.15×10^(8)-6.17×10^(8) tons of CO_(2)that needs to be reduced by additional measures.

关键词： Blast furnace-basic oxygen furnace process Scrap-electric furnace process Hydrogen metallurgy process Carbon flow diagram Influencing factors CO_(2)emission prediction

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国家森林城市创建重点工作研究

林业经济 2018年第3期40卷 77-79,98页

作者：刘宏明国家林业局宣传中心

国家森林城市称号批准被国务院列为政府内部审批事项，国家森林城市创建活动得到越来越多城市的青睐。文章从实践层面出发，对国家森林城市创建工作的各个环节进行了认真梳理，以创建前中后3个时期为节点，明确提出了创建不同时期的重... 详细信息

国家森林城市称号批准被国务院列为政府内部审批事项，国家森林城市创建活动得到越来越多城市的青睐。文章从实践层面出发，对国家森林城市创建工作的各个环节进行了认真梳理，以创建前中后3个时期为节点，明确提出了创建不同时期的重点工作，为省级林业主管部门和创建城市准确把握工作重点、持续有效地推进国家森林城市创建活动提出了明确思路。

关键词：国家森林城市创建称号批准

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工业绿色化的内涵及影响因素分析

现代经济探讨 2008年第11期 54-57页

作者：刘红明南京农业大学经济管理学院

工业绿色化指工业企业对环境问题的认知、思维和行为不断朝着减少污染,使投入、生产过程及其产出和提高环境质量目标相协调方向变化的过程。影响工业绿色化的宏观因素包括自然经济、社会文化和政治法律等因素;中观因素包括环境政策、市... 详细信息

工业绿色化指工业企业对环境问题的认知、思维和行为不断朝着减少污染,使投入、生产过程及其产出和提高环境质量目标相协调方向变化的过程。影响工业绿色化的宏观因素包括自然经济、社会文化和政治法律等因素;中观因素包括环境政策、市场机制和公众参与等因素;微观因素包括行业特征、企业实力、企业家特质、企业战略目标等因素。厘清工业绿色化影响因素和作用机理,对于全面分析工业绿色化发生发展规律,推进我国工业绿色化进程具有十分重要的理论和现实意义。

关键词：工业绿色化环境行为影响因素

当代大学生社会主义核心价值观培育的“11234”模式研究

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职业技术教育 2016年第32期37卷 64-68页

作者：刘红明江苏海事职业技术学院

人的价值观形成具有阶段性和冲突性特征,是人在心灵生活中不断抉择的过程。当代大学生处于人生特殊阶段,心灵生活的选择性冲突最为激烈,其基本价值观正在形成,但不稳定、易破碎,信息化等时代特征对价值观形成具有较大影响。当代大学生... 详细信息

人的价值观形成具有阶段性和冲突性特征,是人在心灵生活中不断抉择的过程。当代大学生处于人生特殊阶段,心灵生活的选择性冲突最为激烈,其基本价值观正在形成,但不稳定、易破碎,信息化等时代特征对价值观形成具有较大影响。当代大学生社会主义核心价值观培育,应坚持"大学生本位",让教育走进大学生的心灵生活,顺势而为,构建全过程培育体系,创新"两个课堂"的实现形式,发挥各方面相互协同的作用,实现认知、情感、理性和行为"四位一体"的认同目标。

关键词：大学生心灵生活社会主义核心价值观教育创新

Investigation on combustion and emission characteristics of diesel polyoxymethylene dimethyl ethers blend fuels with exhaust gas recirculation and double injection strategy

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Journal of Traffic and Transportation Engineering(English Edition) 2024年第4期11卷 614-630页

作者： Xin Su Rui Su Nan Gao Hao Chen Zhenhua Ji hongming Xu Biao Wang Shaanxi Key Laboratory of New Transportation Energy and Automotive Energy Saving Chang'an UniversityXi'an 710064China School of Vechicle Engineering Xi'an Aeronautical UniversityXi'an 710077China Department of Mechanical Engineering University of BirminghamBirmingham B152TTUK

As a kind of renewable and high oxygen content fuel,polyoxymethylene dimethyl ether(PODE)can be added in diesel to realize energy saving and emissions *** evaluate the combustion and emission characteristics of a diesel engine fueled with diesel and diesel/PODE mixtures,exhaust gas recirculation(EGR)and main-pilot injection strategies with various injection timings were *** was blended with diesel by volume to form mixtures which were marked as D100(pure diesel),D90P10(90%diesel+10%PODE),and D80P20(80%diesel+20%PODE).The results showed that the ignition delay(ID)and combustion duration(CD)of D80P20 were the shortest because of the highest cetane number(CN)and high oxygen content of PODE,indicating more concentrated heat *** low and medium loads,D80P20 achieved the highest peak heat release ratio(PHRR)and peak combustion temperature(PCT)among the three fuels,and it was 14.3%and 3.6%higher than those of *** blending with diesel can significantly reduce particulate matter(PM)and D80P20 has the lowest PM emissions at all *** with D100,both PM and nitrogen oxide(NO_(x))emissions of PODE blends decreased simultaneously with 20%EGR at all *** the increase of pilot-main interval,the ID and CD of all test fuels increased,while the NO_(x)and PM emissions *** conclusions of the present research provide a state of the application in light-duty engines fueled with diesel/PODE blends in future work.

关键词： Polyoxymethylene dimethyl ethers Diesel engine NOx Particulate number Pilot plus main injections

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基于发射信号预处理的包络移动补偿方法

电波科学学报 2013年第2期28卷 226-230页

作者：骆成李军刘红明何子述电子科技大学电子工程学院四川成都610054 空军试验训练基地甘肃兰州732750

针对跟踪阶段雷达高速目标的回波包络移动问题,分析了高速目标的回波特性,提出了一种新的基于发射信号预处理的距离走动补偿方法.该方法结合直接数字频率技术,充分发挥其采样灵活性,在发射时对信号进行伸缩变换,使回波包络能够在快慢时... 详细信息

针对跟踪阶段雷达高速目标的回波包络移动问题,分析了高速目标的回波特性,提出了一种新的基于发射信号预处理的距离走动补偿方法.该方法结合直接数字频率技术,充分发挥其采样灵活性,在发射时对信号进行伸缩变换,使回波包络能够在快慢时间域自动对齐;接收处理时,结合解线性调频法,补偿由加速度引起的二次相位项,可同时解决目标回波的跨多普勒走动问题.这种方法计算量小,简单易行.仿真结果证明了算法的有效性.

关键词：包络走动移动补偿预处理

Recent Advances in Interface Modification of Cu/graphite Composites and Layered Ternary Carbides of Modified Layer Candidate

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Journal of Wuhan University of Technology(Materials Science) 2024年第5期39卷 1061-1072页

作者： WEI hongming LI Mingchao LI Xiaoya ZHAN Wenyi LI Feiyang DAI Yanzhang ZOU Jianpeng State Key Laboratory of Powder Metallurgy Central South UniversityChangsha 410083China Guangxi Fangchenggang Nuclear Power Co. Ltd.Fangchenggang 538000China

We review the fundamental properties and significant issues related to Cu/graphite *** particular,recent research on the interfacial modification of Cu/graphite composites is addressed,including the metal-modified layer,carbide-modified layer,and combined modified ***,we propose the use of ternary layered carbide as an interface modification layer for Cu/graphite composites.

关键词： Cu/graphite composites interfacial bonding surface modification wettability layered ternary carbides

Generic Interpretable Reaction Condition Predictions with Open Reaction Condition Datasets and Unsupervised Learning of Reaction Center

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Research 2024年第2期2023卷 773-794页

作者： Xiaorui Wang Chang-Yu Hsieh Xiaodan Yin Jike Wang Yuquan Li Yafeng Deng Dejun Jiang Zhenxing Wu Hongyan Du hongming Chen Yun Li Huanxiang liu Yuwei Wang Pei Luo Tingjun Hou Xiaojun Yao Dr.Neher's Biophysics Laboratory for lnnovative Drug Discovery State Key Laboratory of Quality Research in Chinese MedicineMacao Institute for Applied Research in Medicine and HealthMacao University of Science and TechnologyMacao999078China innovation Institute for Artificial Intelligence in Medicine of Zhejiang University College of Pharmaceutical SciencesZhejiang UniversityHangzhou310058China Faculty of Applied Sciences Macao Polytechnic UniversityMacao999078China College of Chemistry and Chemical Engineering Lanzhou UniversityLanzhou730000China Carbon Silicon AI Technology Co. LtdHangzhouZhejiang 310018China Center of Chemistry and Chemical Biology Guangzhou Regenerative Medicine and Health Guangdong LaboratoryGuangzhou 510530China College of Pharmacy Shaanxi University of Chinese MedicineXianyangShaanxi712044China

Effective synthesis planning powered by deep learning(DL)can significantly accelerate the discovery of new drugs and ***,most DL-assisted synthesis planning methods offer either none or very limited capability to recommend suitable reaction conditions(RCs)for their reaction ***,the prediction of RCs with a DL framework is hindered by several factors,including:(a)lack of a standardized dataset for benchmarking,(b)lack of a general prediction model with powerful representation,and(c)lack of *** address these issues,we first created 2 standardized RC datasets covering a broad range of reaction classes and then proposed a powerful and interpretable Transformer-based RC predictor named *** careful design of the model architecture,pretraining method,and training strategy,Parrot improved the overall top-3 prediction accuracy on catalysis,solvents,and other reagents by as much as 13.44%,compared to the best previous model on a newly curated ***,the mean absolute error of the predicted temperatures was reduced by about 4℃.Furthermore,Parrot manifests strong generalization capacity with superior cross-chemical-space prediction *** analysis indicates that Parrot effectively captures crucial chemical information and exhibits a high level of interpretability in the prediction of *** proposed model Parrot exemplifies how modern neural network architecture when appropriately pretrained can be versatile in making reliable,generalizable,and interpretable recommendation for RCs even when the underlying training dataset may still be limited in diversity.

关键词： versatile absolute generalization

三维打印生物骨架在糖尿病足溃疡中的应用与研究进展

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中华糖尿病杂志 2022年第7期14卷 730-733页

作者：刘洪铭王洁迟菁华青岛大学基础医学院病理学系青岛266071

糖尿病是一种慢性代谢性疾病,其发病率在世界范围内呈上升趋势。糖尿病足溃疡(DFU)是糖尿病的一种常见的严重并发症,约25%的糖尿病患者会发生足部溃疡,其中70%以上的患者需要下肢截肢,对患者的生活质量造成严重影响。随着三维打印技术... 详细信息

糖尿病是一种慢性代谢性疾病,其发病率在世界范围内呈上升趋势。糖尿病足溃疡(DFU)是糖尿病的一种常见的严重并发症,约25%的糖尿病患者会发生足部溃疡,其中70%以上的患者需要下肢截肢,对患者的生活质量造成严重影响。随着三维打印技术的不断发展与应用,三维打印生物支架在DFU治疗中的作用愈发明显。该文概述了DFU的诱因及其发病机制,详细介绍了三维打印支架在DFU的伤口愈合中发挥的作用以及未来的发展方向,为DFU的治疗以及三维打印支架的发展提供参考。

关键词：糖尿病足溃疡三维打印生物支架伤口愈合