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Electrothermal Model Based Remaining Charging Time Prediction of lithium-Ion Batteries against Wide Temperature Range

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Chinese Journal of Mechanical Engineering 2024年第2期37卷 330-339页

作者： rui Xiong Zian zhao Cheng Chen Xinggang li Weixiang Shen School of Mechanical Engineering Beijing Institute of TechnologyBeijing 100081China School of Science Computing and Engineering TechnologiesSwinburne University of TechnologyHawthornVIC 3122Australia

Battery remaining charging time(RCT)prediction can facilitate charging management and alleviate mileage anxiety for electric vehicles(EVs).Also,it is of great significance to improve EV users’***,the RCT for a lithiumion battery pack in EVs changes with temperature and other battery *** study proposes an electrothermal model-based method to accurately predict battery ***,a characteristic battery cell is adopted to represent the battery pack,thus an equival.nt circuit model(ECM)of the characteristic battery cell is established to describe the electrical behaviors of a battery ***,an equival.nt thermal model(ETM)of the battery pack is developed by considering the influence of ambient temperature,thermal management,and battery connectors in the battery pack to calculate the temperature which is then fed back to the ECM to realize electrothermal ***,the RCT prediction method is proposed based on the electrothermal model and validated in the wide temperature range from-20℃to 45℃.The experimental results show that the prediction error of the RCT in the whole temperature range is less than 1.5%.

关键词： Electric vehicles lithium-ion batteries Remaining charging time Electrothermal model

Self-doping active sites in microbe-derived carbonaceous electrocatalysts for the oxygen reduction reaction performance

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nano Research 2024年第8期17卷 6803-6819页

作者： Xiaofeng Xiao Xiaochun Tian Junpeng li Fan Yang rui Bai Feng zhao Key laboratory of Urban Pollutant Conversion Institute of Urban EnvironmentChinese Academy of SciencesXiamen 361021China University of Chinese Academy of Sciences Beijing 100049China

Microorganisms are rich in heteroatoms,which can be self-doped to form active sites during pyrolysis and loaded on microbederived carbonaceous *** recent years,microbe-derived carbonaceous materials,characterized with abundant selfdoping sites,have been continuously developed as cost-effective electrocatalysts for oxygen reduction reaction(ORR).To fully unlock the catalytic potential of microbe-derived carbonaceous materials,a comprehensive analysis of catalytic sites and mechanisms for ORR is *** paper provides a summary of the ORR catalytic performance of microbe-derived carbonaceous materials reported to date,with a specific focus on the self-doping sites introduced during their pyrolytic *** highlights the mono-or co-doping sites involving nonmetallic elements such as oxygen(O),nitrogen(n),phosphorus(P),and sulfur(S)atoms,as well as covers the doping of metallic iron(Fe)atoms with various coordination configurations in microbe-derived carbonaceous *** the impact of these self-doping sites on ORR catalytic performance can guide the design of doping sites in microbe-derived carbonaceous *** approach has the potential to maximize electrocatalytic activity of microbe-derived carbonaceous materials and contributes to the development of more efficient and cost-effective carbonaceous electrocatalysts.

关键词： electrocatalysis heteroatoms self-doped single atom catalyst microbe-derived carbonaceous material

A combination of straw incorporation and polymer-coated urea offsets soil ammonia and nitrous oxide emissions in winter wheat fields

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Journal of Integrative Agriculture 2024年第5期23卷 1718-1736页

作者： Xiaoyun Wang Yajie Tian Qianhui Zhang Zhengxin zhao rui Wang Huanjie Cai Key laboratory of Agricultural Soil and Water Engineering in Arid and Semiarid Areas of Ministry of Education Northwest A&F UniversityYangling712100China College of Water Resources and Architectural Engineering Northwest A&F UniversityYangling 712100China

The combined effects of straw incorporation(SI)and polymer-coated urea(PCU)application on soil ammonia(nH_(3))and nitrous oxide(n_(2)O)emissions from agricultural fields have not been comprehensively evaluated in northwest *** conducted a two-year field experiment to assess the effects of combining SI with either uncoated urea(U)or PCU on soil.nH_(3)emissions,n_(2)O emissions,winter wheat yields,yield-scaled nH_(3)(/nH_(3)),and yield-scaled n_(2)O(/n_(2)O).Five treatments were investigated,no nitrogen(n)fertilizer(n_(0)),U application at 150 kg n ha-1 with and without SI(SI+U and S_(0)+U),and PCU application at 150 kg n ha^(-1) with and without SI(SI+PCU and S_(0)+PCU).The results showed that the nH_(3);emissions increased by 20.98-34.35%following Sl compared to straw removal,mainly due to increases in soil ammonium(nH_(4)^(+)-n)content and water-flled pore space(WFPS).SI resulted in higher n_(2)O emissions than under the So scenario by 13.31-49.23%due to increases in soil inorganic n(SIn)contents,WFPS,and soil microbial *** contrast,the PCU application reduced the SIn contents compared to the U application,reducing the nH_(3)and n_(2)O emissions by 45.99-58.07 and 18.08-53.04%,***,no significant positive effects of the SI or PCU applications on the winter wheat yield were *** lowest /nH_(3) and /n_(2)O values were observed under the S_(0)+PCU and SI+PCU *** results suggest that single PCU applications and their combination with straw are the optimal agricultural strategies for mitigating gaseous n emissions and maintaining optimal winter wheat yields in northwest China.

关键词： straw incorporation polymer-coated urea nH_(3)and n_(2)O emissions winter wheat yields

Measurement and Correlation of liquid-liquid Equilibria for 1-Hexene-n-Hexane-3-Methysulfol.ne

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China Petroleum Processing & Petrochemical Technology 2024年第2期26卷 81-87页

作者： Ma rui Tian l.ngsheng zhao Ming Yang Mingke Qie Siyuan SInOPEC Research Institute of Petroleum Processing Co. Ltd.Beijing 100083China

Utilizing solvent extraction to separate alkanes and olefins from catalytic light gasol.ne is an effective method for maximizing the utility of gasol.ne *** study presents the determination of liquid-liquid equilibrium data for the ternary system of 1-hexene-n-hexane-3-methylsulfol.ne at 30℃,40℃,and 50℃under atmospheric *** obtained data facilitated the construction of a ternary phase diagram for the *** results showed that the extraction selectivity of 1-hexene/n-hexane exceeded 1.5 when using 3-methylsulfol.ne as the extraction ***,the thermodynamic consistency of the experimental data was examined using Hand’s equation and the Othmer-Tobias *** correlation coefficient,R^(2)≥0.9578,indicated the acceptable reliability of the phase equilibrium ***,the nRTl.non-random two liquid)model was used to correlate the liquid-liquid phase equilibrium data and derive the binary interaction ***,the results demonstrated that the root mean square deviation of the nRTl model correlation values from the experimental values did not exceed 2.5%.

关键词： liquid-liquid phase equilibrium 1-hexene n-hexane 3-methylsulfol.ne nRTl

Cobalt-loaded carbon nanotubes boosted aerobic ciprofloxacin transformation driven by sulfide:A comprehensive mechanism investigation

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Chinese Chemical letters 2024年第3期35卷 127-134页

作者： Han-Qing zhao Peili lu Fei Chen Chen-Xuan li rui Yan Yang Mu State Key laboratory of Coal Mine Disaster Dynamics and Control Chongqing UniversityChongqing 400044China CAS Key laboratory of Urban Pollutant Conversion Department of Environmental Science and EngineeringUniversity of Science and Technology of ChinaHefei 230026China Key laboratory of the Three Gorges Reservoir Region's Eco-Environment College of Environment and EcologyChongqing UniversityChongqing 400045China College of Resources and Environmental Engineering Hefei University of TechnologyHefei 230009China

Sulfide oxidation under aerobic conditions can produce active oxygen for the transformation of organic pollutants in aquatic ***,the catalytic performance of transition metal-supported carbon material on this process is poor *** study found that Co-loaded carbon nanotubes(CnTs)was able to realize the efficient aerobic transformation of antibiotic ciprofloxacin(CIP)by sulfide,with the pseudo-first order reaction rate constant improved from 0.013 h^(-1)without catalyst to 0.44–0.71 h^(-1)with 100 mg/l Co-loaded *** oxygen(^(1)O_(2))was the main active specie playing key roles in the process of CIP aerobic transformation with presence of Co-loaded *** studies indicated that the excell.nt electron transfer ability of Co-loaded CnTs might play an important role to promote the electron transfer and facilitate the formation of intermediate H_(2)O_(2)and^(1)O_(2).Additionally,the Co-loaded CnTs/sulfide system effectively reduced the acute toxicity of organic pollutant,and Co-loaded CnTs showed remarkable cycl.ng stability and negligible *** study gives a better understanding for the Co-loaded CnTs mediated aerobic antibiotics transformation by sulfide,and provide a reference for the application of Co-loaded carbon materials on organics aerobic transformation by sulfide.

关键词： Ciprofloxacin Aerobic transformation Co-loaded carbon nanotubes Sulfide Singlet oxygen

Modulating redox transition kinetics by anion regulation in ni-Fe-X(X=O,S,Se,n,and P)electrocatalyst for efficient water oxidation

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nano Research 2024年第6期17卷 4720-4728页

作者： liting Wei Kaini Zhang rui zhao lei Zhang Yan Zhang Suyi Yang Jinzhan Su International Research Center for Renewable Energy&State Key laboratory of Multiphase Flow in Power Engineering Xi’an Jiaotong UniversityXi’an 710049China Department of Applied Chemistry Yuncheng UniversityYuncheng 044000China

niFe-based electrocatalysts will experience dynamical surface reconstruction during oxygen evolution reaction(OER)process,and the derived metal(oxy)hydroxide hybrids on the surface have been considered as the actual active species for *** efforts have been dedicated to understanding the surface reconstruction,but there is rare research on recognizing the origin of improved performance derived from anion species of ***,the OER electrocatalytic characteristics were tuned with different anions in niFe-based catalyst,using niFe-based oxides/nitride/sulfide/sel.nides/phosphides(niFeX,X=O,n,S,Se,and P)as the model *** combination of X-ray photoelectronic spectroscopy,electrochemical tests,operando spectroscopic characterizations,and density functional theory(DFT)calculations,reveals that anion with lower electronegativity in niFe-based catalyst leads to higher conductivity and delayed val.nce transition of ni sites,as well as optimized adsorption behavior towards oxygen intermediates,contributing to enhanced OER ***,niFeP electrocatalyst demonstrates an ultralow overpotential of 265 mV at 20 mA·cm−2 for OER,as well as l.ng-term *** work not only offers further insights into the effect of anionic electronegativity on the intrinsic OER electrocatalytic properties of niFe-based electrocatalyst but also provides guide to design efficient non-noble metal-based electrocatalysts for water oxidation.

关键词： oxygen evolution reaction(OER) anion species electronegativity val.nce transition

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氮杂环卡宾催化醛类化合物的极性反转

有机化学 2024年第7期44卷 2204-2215页

作者：赵明颜瑞陈虎合肥师范学院化学与制药工程学院中国科学技术大学化学与材料科学学院

醛类化合物是一类重要的有机化合物,广泛用于有机合成中.其典型反应是作为亲电试剂与各种亲核试剂发生加成反应.羰基的亲电性限制了醛类化合物在合成中的进一步应用和发展.自从化学家发现氰根离子能够改变苯甲醛的反应极性,极性反转的... 详细信息

醛类化合物是一类重要的有机化合物,广泛用于有机合成中.其典型反应是作为亲电试剂与各种亲核试剂发生加成反应.羰基的亲电性限制了醛类化合物在合成中的进一步应用和发展.自从化学家发现氰根离子能够改变苯甲醛的反应极性,极性反转的策略备受关注.氮杂环卡宾是一类重要的有机小分子催化剂,在有机催化领域扮演着重要的角色.在氮杂环卡宾催化醛类化合物的极性反转方面研究,取得了一系列重要研究进展.系统介绍了氮杂环卡宾催化醛类化合物的极性反转,总结了极性反转碳原子的位置以及极性反转后发生的反应,旨在引起化学工作者对该领域有更多的关注,发展氮杂环卡宾催化的新模式、新反应.

关键词：氮杂环卡宾有机催化醛极性反转

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Anthrax lethal toxin and tumor necrosis factor-a synergize on intestinal epithelia to induce mouse death

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Protein & Cell 2024年第2期15卷 135-148页

作者： Xinhe Gao Teng Teng Yifei liu Tingting Ai rui zhao Yil.ng Fu Peipei Zhang Jiahuai Han Yingying Zhang State Key laboratory of Cellular Stress Biology School of Life SciencesFaculty of Medicine and Life SciencesXiamen UniversityXiamen 361102China Research Unit of Cellular Stress of CAMS Xiang'an Hospital of Xiamen UniversityCancer Research Center of Xiamen UniversitySchool of MedicineFaculty of Medicine and Life SciencesXiamen UniversityXiamen 361102China laboratory Animal Center Faculty of Medicine and Life SciencesXiamen UniversityXiamen 361102China

Bacillus anthracis lethal toxin(lT)is a determinant of lethal *** function in myeloid cells is required for bacterial dissemination,and lT itself can directly trigger dysfunction of the cardiovascular *** interplay between lT and the host responses is important in the pathogenesis,but our knowledge on this interplay remains *** necrosis factor-a(TnF-a)is a pleiotropic pro-inflammatory cytokine induced by bacterial *** lT accumulates and cytokines,predominantly TnF,amass during *** infection,co-treatment of TnF+lT in mice was used to mimic in vivo conditions for lT to function in inflamed *** marrow transpl.ntation and genetically engineered mice showed unexpectedly that the death of intestinal epithelial cells(IECs)rather than that of hematopoietic cells led to lT+TnF-induced *** of p38a mitogen-activated protein kinase(MAPK)signal.ng by lT in IECs promoted TnF-induced apoptosis and necroptosis of IECs,leading to intestinal damage and mouse ***,p38a inhibition by lT enhanced TnF-mediated cell death in human col.n epithelial HT-29 *** intestinal damage is one of the leading causes of lethality in anthrax patients,the IEC damage caused by lT+TnF would most likely be a mechanism underneath this cl.nical manifestation and could be a target for interventions.

关键词： lethal toxin TnF p38a intestinal epithelial cell cell death

Occurrence and risk assessment of azole fungicides during the urban water cycle:A year-l.ng study al.ng the Yangtze River,China

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Journal of Environmental Sciences 2024年第7期141卷 16-25页

作者： Yangyang Zhang Xinjie Gu Xiuwen li Qiuyun zhao Xiaodong Hu rui Huang Jixiong Xu Zil.ng Yin Qing Zhou Aimin li Peng Shi State Key laboratory of Pollution Control and Resource Reuse School of the EnvironmentNanjing UniversityNanjing 210023China Jiangsu Province Hydraulic Research Institute Nanjing 210023China

Azole fungicides(AFs)play an important role in the prevention and treatment of fungal diseases in agricultural ***,limited studies are addressing the fate and ecological risk of AFs in the urban water cycle at a large watershed *** address this gap,we investigated the spatiotemporal distribution and ecological risk of twenty AFs in the lower reaches of the Yangtze River across four ***(CBA),tebuconazole(TBA),tricyclazole(TCA),and propiconazole(PPA)were found to be the dominant *** highest concentrations were measured in January(188.3 ng/l),and november(2197.1 ng/l),July(162.0 ng/l),and november(1801.9 ng/l),*** comparison between wastewater treatment pl.nts(WWTPs)effluents and surface water suggested that industrial WWTPs are major sources of AFs in the Yangtze *** particular,TBA and PPA were found to be the most recalcitrant AFs in industrial WWTPs,while difenoconazole(DFA)was found to be the most potent pollutant in municipal WWTPs,with an average removal rate of less than60%.The average risk quotient(RQ)for the entire AFs was 6.45 in the fall,which was higher than in January(0.98),April(0.61),and July(0.40).This indicates that AFs in surface water posed higher environmental risks during the dry ***,the exposure risk of AFs via drinking water for sensitive populations deserves more *** study provides benchmark data on the occurrence of AFs in the lower reaches of the Yangtze River,and offers suggestions for better reduction of AFs.

关键词： Azole fungicides Spatiotemporal distribution Ecological risk Urban water cycle the Yangtze River