作者: 张俊林,周静,折巍青,王伯周 (西安近代化学研究所;北京理工大学化学与化工学院)
出处: 含能材料 2023 第31卷 第2期 P177-189
关键词: 氧化呋咱;合成;环化机理;含能材料;互变异构
摘要: 氧化呋咱是蕴含“潜硝基”片段的富氮芳环结构,其骨架致密性与突出的生成焓水平使其成为含能材料等领域的重要分子骨架。特殊的氮氧原子排布显著提升了氧化呋咱互变异构的倾向,而互变异构体的存在降低了氧化呋咱骨架的稳定性同时增加了其合成的难度。本文综述了基于不同策略的氧化呋咱的合成方法研究,以氧化呋咱骨架本身的 ...
作者: 郭祥,乔金硕,王振华,孙旺,孙克宁 (北京理工大学化学与化工学院,化学电源与绿色催化北京市重点实验室)
出处: 化工学报 2023 第74卷 第1期 P290-302
关键词: 燃料电池;显微结构;电化学;阳极;碳燃料
摘要: 直接碳燃料固体氧化物燃料电池(direct carbon-fueled solid oxide fuel cells,DC-SOFC)是一种通过电化学过程将碳燃料的化学能直接转化为电能的发电装置,具有优异的发电效率、高的燃料利用率及低的碳排放。然而,相比气体和液体燃料,固体燃料的流动性较低,因此如何 ...
作者: 金怀平1;,黄成1;,董守龙2;,黄思3;,杨彪1;,钱斌1;,陈祥光2; (1昆明理工大学信息工程与自动化学院;2北京理工大学化学与化工学院;3云南化工设计院有限公司)
出处: 计算机集成制造系统 2023 第29卷 第2期 P460-473
关键词: 软测量;集成学习;自适应;时变特征;多相似度;局部状态辨识;高斯过程回归
摘要: 鉴于流程工业过程的非线性、多时段、多模式、时变性等复杂过程特性,导致传统的全局和集成学习软测量方法预测性能不佳,提出一种基于多相似度局部状态辨识的集成学习自适应软测量建模方法。该方法在离线建模阶段,从不同相似度准则出发辨识局部过程状态,进而生成多样性的局部模型;在线预测阶段,通过双层集成策略实现模型 ...
作者: 王缠和1,2;,耿春宇2,3;,李国强2;,贾梦磊3;,刘琪2;,史大昕1; (1北京理工大学;2中科合成油内蒙古有限公司;3中科合成油技术股份有限公司)
出处: 水处理技术 2023 第49卷 第3期 P89-92
关键词: 煤化工;浓盐水;结晶盐;冷却结晶;冷冻浓缩
摘要: 以NaCl和Na2SO4高浓盐水为原料,考察冷却结晶和冷冻浓缩过程对Na2SO4和NaCl结晶盐的分离。通过考察不同结晶温度下结晶盐的冷却结晶析出过程,可以得到纯度较高的Na2SO ...
作者: Bai, Liju1;Zhao, Dongfang1;Zhong, Xinkai1;Dong, Shoulong1;Liu, Helei1 (1Beijing Inst Technol, Sch Chem & Chem Engn, Beijing 102488, Peoples R China.)
出处: CHEMICAL ENGINEERING SCIENCE 2023 Vol.280
关键词: MASS-TRANSFER PERFORMANCE; CARBON-DIOXIDE ABSORPTION; AQUEOUS-SOLUTIONS; MONOETHANOLAMINE MEA; N,N-DIMETHYLETHANOLAMINE DMEA; DIETHYLENETRIAMINE DETA; EQUILIBRIUM SOLUBILITY; HEAT DUTY; KINETICS; CAPTURE
摘要: Comprehensive technical analysis is vital for the large-scale industrialization of a certain potential amine solvent. This paper proposes a technical ...
作者: Wu, Qin1;Wang, Kai1;Kong, Decai3;Zhang, Jiayue4;Liu, Taotao1,2 (1Beijing Inst Technol, Sch Mech Engn, 5 South Zhongguancun St, Beijing 100081, Peoples R China.;2Beijing Inst Technol, Chongqing Innavat Ctr, Chongqing 401120, Peoples R China.;3China Acad Launch Vehicle Technol, Syst Engn Div, Beijing 100076, Peoples R China.;4China Acad Aerosp Aerodynam, 17 West Yungang Rd, Beijing 10074, Peoples R China.)
出处: OCEAN ENGINEERING 2023 Vol.281
关键词: CAVITY DYNAMICS; IMPACT; PRESSURE; EMPHASIS; SPHERES; FORCES; FLOW
摘要: The purpose of this study is to analyze the subsonic and transonic water entry of the axisymmetric body with compressibility effect considered. The wa ...
作者: Li, Lin1;Qi, Fenglian1;Guo, Jiong1;Fan, Jing1;Zheng, Wenxiang1;Ghulam, Murtaza1;Wang, Weizhi1;Meng, Zihui1;Qiu, Lili1 (1Beijing Institute of Technology; Chinese Academy of Sciences; National Center for Nanoscience & Technology - China)
出处: JOURNAL OF MATERIALS CHEMISTRY A 2023 Vol.11 No.39 P21365-21372
关键词: GOLD NANORODS; PLASMON; SENSITIVITY
摘要: Plasmonic nanostructures have attracted extensive attention for killing cancer cells in photothermal therapy due to their significant absorption activ ...
作者: Li, Zhipeng1,2;Zhang, Qiang1,2;Zhang, Fujun1;Liang, Hongbo2;Zhang, Yu3 (1Beijing Inst Technol, Sch Mech Engn, Zhongguancun Campus, Beijing 100072, Peoples R China.;2China North Engine Res Inst, Tianjin 100072, Peoples R China.;3Hangzhou City Univ, Dept Mech Engn, Hangzhou 310015, Peoples R China.)
出处: SUSTAINABILITY 2023 Vol.15 No.11
关键词: IGNITION; COMBUSTION; ATOMIZATION; ALTITUDE
摘要: The effect of nozzle number on the combustion and emission characteristics of diesel engines operating at high altitudes was investigated in this stud ...
作者: Zhai, Pengfei1;Shao, Ruiwen1;Zeng, Chaoyuan1;Qu, Shuangquan1;Pei, Fei1;Li, Yuchuan1;Yang, Wen1 (1Beijing Institute of Technology; Beijing Institute of Technology; Hainan University; Beijing Institute of Technology; Huazhong University of Science & Technology)
出处: CHEMICAL ENGINEERING JOURNAL 2023 Vol.473
关键词: INTERPHASE
摘要: The uncontrolled dendrite growth and poor rate performance originating from crystallization-induced anisotropic ion transport and insufficient mechani ...
作者: Jin, Huaiping1,2;Huang, Shuqi1,2;Wang, Bin1;Chen, Xiangguang3;Yang, Biao1;Qian, Bin1 (1Kunming Univ Sci & Technol, Fac Informat Engn & Automat, Dept Automat, Kunming 650500, Peoples R China.;2Yunnan Key Lab Green Energy Elect Power Measuremen, Kunming 650500, Peoples R China.;3Beijing Inst Technol, Sch Chem & Chem Engn, Beijing 100081, Peoples R China.)
出处: CHEMICAL ENGINEERING SCIENCE 2023 Vol.279
关键词: DATA SUPPLEMENT; GENERATION; PREDICTION; NETWORK
摘要: Data-driven soft sensors have been widely used to facilitate real-time estimations of difficult-to-measure variables. However, sufficient high-quality ...