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Potential morphological responses of an artificial beach to a flood in extreme events: field observation and numerical modelling

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Acta Oceanologica Sinica 2024年第7期43卷 78-92页

作者： Jiadong Fan cuiping Kuang Xuejian Han Lixin Gong Huixin Liu Jiabo Zhang College of Civil Engineering Tongji UniversityShanghai 200082China The Eighth Geological Brigade Hebei Geological and Mineral Exploration Development BureauQinhuangdao 066001China Marine Ecological Restoration and Smart Ocean Engineering Research Center of Hebei Province Qinhuangdao 066001China

Conch Island is a typical artificial island at the Tanghe Estuary in Bohai Sea,*** improve natural environment and boost local tourism,beach nourishment will be applied to its north-western *** projected beach is landward and opposite to the Jinmeng Bay ***,with climate changes,frequent heavy rainfalls in Hebei Province rise flood hazards at the Tanghe *** this circumstance,potential influences on the projected beach of a flood are investigated for sustainable managements.A multi-coupled model is established and based on the data from field observations,where wave model,flow model and multifraction sediment transport model are *** addition,the impacts on the projected beach of different components in extreme events are discussed,including the spring tides,storm winds,storm waves,and sediment *** numerical results indicate the following result.(1)Artificial islands protect the coasts from erosion by obstructing landward waves,but rise the deposition risks along the target shore.(2)Flood brings massive sediment inputs and leads to scours at the estuary,but the currents with high sediment concentration contribute to the accretions along the target shore.(3)The projected beach mitigates flood actions and reduces the maximum mean sediment concentration along the target shore by 20%.(4)The storm winds restrict the flood and decrease the maximum mean sediment concentration by 21%.With the combined actions of storm winds and waves,the maximum value further declines by 38%.(5)A quadratic polynomial relationship between the deposition depths and the maximum sediment inputs with flood is established for estimations on the potential morphological changes after the flood process in extreme *** the uncertainty of estuarine floods,continuous monitoring on local hydrodynamic variations and sediment characteristics at Tanghe Estuary is necessary.

关键词： beach nourishment flood artificial island sediment transport extreme events storm

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Combined Optimal Dispatch of Thermal Power Generators and Energy Storage Considering Thermal Power Deep Peak Clipping and Wind Energy Emission Grading Punishment

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Energy Engineering 2024年第4期121卷 869-893页

作者： Junhui Li Xuanzhong Luo Changxing Ge cuiping Li Changrong Wang Key Laboratory of Modern Power System Simulation and Control&Renewable Energy Technology Northeast Electric Power UniversityMinistry of EducationJilin132012China Songyuan Power Supply Company State Grid Jilin Electric Power Co.Ltd.Songyuan138000China Changchun Power Supply Company State Grid Jilin Electric Power Co.Ltd.Changchun130021China Jilin Electric Power Co. Ltd.Jilin Songhuajiang Thermal Power Generation Co.Ltd.Jilin132012China

Peak load and wind energy emission pressure rise more as wind energy penetration keeps growing,which affects the stabilization of the PS(power system).This paper suggests integrated optimal dispatching of thermal power generators and BESS(battery energy storage system)taking wind energy emission grading punishment and deep peak clipping into ***,in order to minimize wind abandonment,a hierarchical wind abandonment penalty strategy based on fuzzy control is designed and introduced,and the optimal grid-connected power of wind energy is determined as a result of minimizing the peak cutting cost of the ***,considering BESS and thermal power,the management approach of BESS-assisted virtual peak clipping of thermal power generators is aimed at reducing the degree of deep peak clipping of thermal power generators and optimizing the output of thermal power generators and the charging and discharging power of ***,Give an example of how this strategy has been effective in reducing abandonment rates by 0.66% and 7.46% individually for different wind penetration programs,and the daily average can reduce the peak clipping power output of thermal power generators by 42.97 and 72.31 MWh and enhances the effect and economy of system peak clipping.

关键词： BESS wind energy deep peak clipping virtual peak clipping wind energy emission grading punishment

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沪通长江大桥整体节点下弦杆制作工艺研究

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钢结构 2017年第4期32卷 74-77页

作者：邢扬杨翠屏中铁山桥集团有限公司河北秦皇岛066205

整体节点以其制作安装便捷、经济效益良好被广泛应用于国内外的桥梁建设中,为了更加全面地了解整体节点的结构特征、优化整体节点的制作工艺,对整体节点钢桁梁桥下弦杆的制作工艺进行系统分析与论述。首先,对整体节点下弦杆的结构设计... 详细信息

整体节点以其制作安装便捷、经济效益良好被广泛应用于国内外的桥梁建设中,为了更加全面地了解整体节点的结构特征、优化整体节点的制作工艺,对整体节点钢桁梁桥下弦杆的制作工艺进行系统分析与论述。首先,对整体节点下弦杆的结构设计特点进行介绍;然后,指出整体节点杆件制作的特点与难点;最后,以沪通长江大桥主航道桥下弦杆为工程背景,系统阐述整体节点下弦杆的制作工艺及控制要点和具体控制措施,并结合沪通桥下弦杆的自身特点,提出在沪通桥弦杆的制作过程中的工艺优化措施。

关键词：整体节点钢桁梁桥制作工艺控制要点

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Identification of tumor stem-like cells in human multiple myeloma cell lines

Identification of tumor stem-like cells in human multiple my...

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第八届全国免疫学学术大会

作者： cuiping yang Junsong Chen Dengyu Chen Yunjing Liu Jun Dou Department of Pathogenic Biology and Immunology Medical School Southeast University

Background:Multiple myeloma(MM) is a malignancy of terminally differentiated plasma cells that are predominantly localized in bone *** still remains incurable in most of the *** hypothesis of tumor stem cells(TSCs) states that although chemotherapy kills the malignant plasma cells, it is believed to leave a reservoir of TSCs that continue *** to identify TSCs in MM cell lines, however, remains to further ***:The purpose of this study was to isolate and identify tumor stem-like cells from MM cell lines RPMI-8226 and NCI-H929 and provided an experiment data for targeting therapy of MM TSCs in ***:The mouse antihuman CD138 and CD34 antibodies coupled to magnetic microbeads were respectively used to isolate CD138-CD34-cells from the RPMI-8226 and NCI-H929 cell lines by magnetic associated cell *** characteristics of CD138- CD34- cells were analyzed by the colony formation assay in the soft agar media, proliferative assay, drug resistant assay, transwell assay and the tumorigenic assay in nonobese diabetic/severe combined immunodeficiency(NOD/SCID) mice, ***:The isolated CD138-CD34-cells were capable of forming colonies in the soft agar media, exhibited high proliferative and migratory potency, possesed a strong drug resistant to paclitaxel and had a powerful tumorigenicity in NOD/SCID mice compared with non-CD138-CD34-MM ***, CD138-CD34- cells were found to possess the characteristics of tumor stem-like cells, such as high proliferative potency, more self-renewal and stronger ***:The biological characteristics of CD138-CD34-cells suggested the cells might be tumor stemlike cells in MM cell lines RPMI-8226 and *** data contributes to the identification of molecular targets important for future MM TSC targeting therapy.

关键词： Human multiple myeloma Tumor stem cells identification Targeting therapy

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从三大索引收录数据看我国九所高校科技论文的状况

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科技管理研究 2010年第2期30卷 93-95页

作者：杨翠萍茂名学院图书馆广东茂名525000

对首批进入"985工程"的九所高校,在2003—2007年被三大索引收录的科技论文的数量、论文的增长率、被引频次及影响因子进行统计、比较和分析,为今后高校制定相应的奖励评估体系提供一些参考依据。

关键词： “985工程”高校科技论文统计与分析

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Flexible regulation engineering of titanium nitride nanofibrous membranes for efficient electromagnetic microwave absorption in wide temperature spectrum

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Nano Research 2024年第3期17卷 1666-1675页

作者： cuiping Li Lu Zhang Shuai Zhang Qiqi Yu Dan Li Lei Zhang Chunhong Gong Jingwei Zhang Institute of Functional Polymer Composites College of Chemistry and Molecular SciencesHenan UniversityKaifeng 475004China National&Local Joint Engineering Research Center for Applied Technology of Hybrid Nanomaterials Henan UniversityKaifeng 475004China

Simultaneous development of well impedance matching and strong loss capability has become a mainstream method for achieving outstanding electromagnetic microwave absorption(EMWA)performances over wide temperature ***,it is difficult to pursue both due to the mutual restraint of relationship between impedance matching and loss capability about ***,we propose a flexible regulation engineering of titanium nitride(TiN)nanofibrous membranes(NMs,TNMs),which could be distributed uniformly in the polydimethylsiloxane(PDMS)matrix and contributed to the formation of abundant local conductive networks,generating the local conductive loss and enhancing the loss ability of ***,when the TNMs are used as functional units and dispersed in the matrix,the corresponding composites exhibit an outstanding anti-reflection effect on *** hoped,under the precondition of good impedance matching,local conductive loss and polarization loss together improve the loss capacity at room temperature,and polarization loss can compensate the local conductive loss to acquire effective dielectric response at elevated *** from the reasonably synergistic loss ability caused by flexible regulation engineering,the corresponding composites exhibit the perfect EMWA performances in a wide temperature range from 298 to 573 *** work not only elaborates the ponderable insights of independent membrane in the composition-structure-function connection,but also provides a feasible tactic for resolving coexistence of well impedance matching and strong loss capability issues in wide temperature spectrum.

关键词： flexible titanium nitride nanofibrous membranes local conductive loss dielectric loss electromagnetic microwave absorption wide temperature spectrum

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High-performance magnesium/sodium hybrid ion battery based on sodium vanadate oxide for reversible storage of Na^(+)and Mg^(2+)

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Journal of Energy Chemistry 2024年第9期96卷 79-88页

作者： Xiaoke Wang Titi Li Xixi Zhang Yaxin Wang Hongfei Li Hai-Feng Li Gang Zhao cuiping Han Institute of Applied Physics and Materials Engineering University of MacaoAvenida da UniversidadeTaipaMacao 999078China School of Physics and Technology University of JinanJinan 250022ShandongChina Songshan Lake Materials Laboratory Dongguan 523808GuangdongChina Faculty of Materials Science and Energy Engineering Shenzhen University of Advanced TechnologyShenzhen 518055GuangdongChina Institute of Technology for Carbon Neutrality Shenzhen Institute of Advanced TechnologyChinese Academy of SciencesShenzhen 518055GuangdongChina

Magnesium ion batteries(MIBs)are a potential field for the energy storage of the future but are restricted by insufficient rate capability and rapid capacity ***-sodium hybrid ion batteries(MSHBs)are an effective way to address these ***,we report a new type of MSHBs that use layered sodium vanadate((Na,Mn)V_(8)O_(20)·5H_(2)O,Mn-NVO)cathodes coupled with an organic 3,4,9,10-perylenetetracarboxylic diimide(PTCDI)anode in Mg^(2+)/Na^(+)hybrid *** electrochemical cycling,Mg^(2+)and Na^(+)co-participate in the cathode reactions,and the introduction of Na^(+)promotes the structural stability of the Mn-NVO cathode,as cleared by several ex-situ ***,the Mn-NVO cathode presents great specific capacity(249.9 mA h g^(−1)at 300 mA g^(−1))and cycling(1500 cycles at 1500 mA g^(−1))in the Mg^(2+)/Na^(+)hybrid ***,full battery displays long lifespan with 10,000 cycles at 1000 mA g^(−1).The rate performance and cycling stability of MSHBs have been improved by an economical and scalable method,and the mechanism for these improvements is discussed.

关键词： Aqueous battery Hybrid ion battery Mg^(2+)/Na^(+)co-intercalation High-rate performance Organic-water hybrid electrolyte

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Evaluation of characteristic of CD117+CD44+ovarian cancer stem cells in three dimensional basement membrane extract scaffold versus two dimensional monocultures

Evaluation of characteristic of CD117+CD44+ovarian cancer st...

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第八届全国免疫学学术大会

作者：陈峻崧 Jing Wang Dengyu Chen cuiping yang Yunxia Zhang 窦骏 Department of Pathogenic Biology & Immunology Medical School Southeast University Department of Gynecology & Obstetrics Zhongda Hospital Medical School Southeast University

Background:Cancer stem cells(CSCs) are thought to be able to survive conventional chemotherapeutic treatments because the cells have more resistant to anticancer drugs than common cancer *** in vitro studies in experimental cancer cells have been done in 2-dimensional(2D) monocultures, while accumulating evidence suggests that cancer cells behave differently when they are grown within a three-dimensional(3D) extra-cellular *** and Methods:In the present study, we isolated the CD44+CD117+CSCs from human epithelial ovarian cancer SKOV-3 cell line by magnetic associated cell sorting, analyzed the characteristics of CD44+CD117+CSCs and evaluated the effect of anticancer drugs 5FU, docetaxel, cisplatin and carboplatin on CD44+CD117+CSCs in a 3D versus a 2D in vitro environment as well as primarily investigate mechanism of the resistance to chemotherapeutic agents in CD44+117+***:The data showed that the CD44+CD117+CSCs possess faster grow trait than SKOV-3 cells in 3D *** anticancer drugs 5FU, docetaxel, cisplatin, and carboplatin inhibited CD44+CD117 +CSCgrowth by 50% in 2D culture in their IC50 values, this effect was only 34.4%, 40.8%, 34.8% and 21.9% at 3D one, *** the impact of paclitaxel on the cell viability of CD44+CD117+CSCs detected by cell inhibitory and cell survival assays, fewer cells underwent apoptosis in a 3D culture than that in a 2D *** the 3D culture model, cytotoxic drugs markedly affected the expressions of ABCG2 and ABCB1 of CD44+CD117+CSCs compared with the 2D ***:Human epithelial ovarian cancer SKOV-3 CD44+CD117+ CSCs in 3D culture exhibit more chemoresistant than in 2D one, and the 3D culture provides a realistic model for study of the CSC response to anticancer drugs.

关键词： Three-dimensional culture Epithelial Ovarian Cancer Cancer stem cells Chemoresistance

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悬挂式单轨轨道梁制造工艺研究

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城市轨道交通研究 2019年第4期22卷 48-51页

作者：杨翠屏张津邢扬中铁山桥集团有限公司秦皇岛工程师066205

以中车青岛四方机车车辆有限公司悬挂式单轨车辆试验线项目为依托,针对悬挂式单轨轨道梁"梁-轨"合一的结构特点,对兼做轮轨走行面的开口箱型轨道梁的加工制造工艺进行研究。介绍了悬挂式单轨轨道梁的结构形式;分析了单轨轨道梁制造过程... 详细信息

以中车青岛四方机车车辆有限公司悬挂式单轨车辆试验线项目为依托,针对悬挂式单轨轨道梁"梁-轨"合一的结构特点,对兼做轮轨走行面的开口箱型轨道梁的加工制造工艺进行研究。介绍了悬挂式单轨轨道梁的结构形式;分析了单轨轨道梁制造过程中的难点,并对制造方案进行比选;系统阐述了悬挂式单轨轨道梁的制造工艺及精度控制方法。

关键词：悬挂式单轨轨道梁制造工艺

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Two-Stage Planning of Distributed Power Supply and Energy Storage Capacity Considering Hierarchical Partition Control of Distribution Network with Source-Load-Storage

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Energy Engineering 2024年第9期121卷 2389-2408页

作者： Junhui Li Yuqing Zhang Can Chen Xiaoxiao Wang Yinchi Shao Xingxu Zhu cuiping Li Key Laboratory of Modern Power System Simulation and Control&Renewable Energy Technology Ministry of Education(Northeast Electric Power University)Jilin132012China State Grid Jibei Electric Power Co. Ltd.Electric Power Research InstituteBeijing100045China

Aiming at the consumption problems caused by the high proportion of renewable energy being connected to the distribution network,it also aims to improve the power supply reliability of the power system and reduce the operating costs of the power *** paper proposes a two-stage planning method for distributed generation and energy storage systems that considers the hierarchical partitioning of ***,an electrical distance structural index that comprehensively considers active power output and reactive power output is proposed to divide the distributed generation voltage regulation domain and determine the access location and number of distributed power ***,a two-stage planning is carried out based on the zoning *** the phase 1 distribution network-zoning optimization layer,the network loss is minimized so that the node voltage in the area does not exceed the limit,and the distributed generation configuration results are initially determined;in phase 2,the partition-node optimization layer is planned with the goal of economic optimization,and the distance-based improved ant lion algorithm is used to solve the problem to obtain the optimal distributed generation and energy storage ***,the IEEE33 node systemwas used for *** results showed that the voltage quality was significantly improved after optimization,and the overall revenue increased by about 20.6%,verifying the effectiveness of the two-stage planning.

关键词： Zoning control two-stage planning site selection and capacity determination optimized scheduling improved ant lion algorithm

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