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被引量:343H指数:9SCI-EXPANDED: 16EI: 23北大核心: 17CSCD: 10

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69 条 记 录,以下是 1-30

Influence of microwave power, metal oxides and metal salts on the pyrolysis of algae
BIORESOURCE TECHNOLOGYLi Longjun Ma Xiaoqian Xu Qing Hu Zhifeng  出版年:2013
The work was to investigate the influence of microwave power, metal oxides and metal salts onto the pyrolysis of algae (4.55 wt.% moisture). It was found that the heating rate and the final temperature would increase as ...
A kinetic study on the effects of alkaline earth and alkali metal compounds for catalytic pyrolysis of microalgae using thermogravimetry
APPLIED THERMAL ENGINEERINGXu, Qing Ma, Xiaoqian Yu, Zhaosheng Cai, Zilin  出版年:2014
In this paper, thermogravimetric (TG) analysis and kinetic modeling are applied to study the effects of alkaline earth and alkali metal compounds on catalytic thermal decomposition of microalgae. When alkaline earth and ...
Comprehensive Research on the Influence of Nonlignocellulosic Components on the Pyrolysis Behavior of Chinese Distiller's Grain
ACS SUSTAINABLE CHEMISTRY & ENGINEERINGQi, Wei Yang, Wei Xu, Qing Xu, Zihan Wang, Qiong Liang, Cuiyi Liu, Shuna Ling, Changming Wang, Zhongming Yuan, Zhenhong  出版年:2020
Distiller's grain (DG), a byproduct of the Chinese alcohol industry, can be used as a renewable organic waste resource for biofuel through pyrolysis. However, amino acids and protein are the main component of DG and have...
氮氧化物污染现状和控制措施
《安徽农业科学》徐青 郑章靖 凌长明 李军  出版年:2010
氮氧化物(NOx)是大气主要污染物之一,也是目前大气污染治理的一大难题。该文重点对选择性催化还原法(SCR)、选择性非催化还原法(SNCR)和电子束脱硝技术(EBA)等烟气中NOx控制技术的原理、应用现状、优缺点及存在的...
关键词:氮氧化物  脱硝技术  控制措施  被引量:25
低温选择性催化还原脱除NO_X的催化剂的研究进展
《环境污染与防治》徐青 郑章靖 凌长明 李军  出版年:2011
选择性催化还原(SCR)法是目前世界上应用较为成熟的烟气脱硝技术之一,由于传统的适用催化剂的起活温度偏高,因此开发低温高效、性能稳定的催化剂已成为该技术成功运用的关键。分析了SCR法的脱硝原理,对目前广泛研究的低温SCR...
关键词:选择性催化还原  低温  NOx  催化剂  被引量:24
Drying Kinetics and Characteristics of Sewage Sludge/Rice Straw Mixture
DRYING TECHNOLOGYCai, Zi Lin Ma, Xiao Qian Qing, Xu Yu, Zhao Sheng  出版年:2015
This study aimed at investigating thin-layer drying characteristics of sludge mixed with different rice straw contents (1, 2, 3, and 5% wb). The experimental results showed that adding 1, 2, and 3% (wb) rice straw to slu...
Enhanced Enzymatic Hydrolysis of Corncob by Synthesized Enzyme-Mimetic Magnetic Solid Acid Pretreatment in an Aqueous Phase
ACS OMEGAXu, Qing Yang, Wei Liu, Guifeng Liang, Cuiyi Lu, Si Qi, Zhiqiang Hu, Jinke Wang, Qiong Qi, Wei  出版年:2019
A novel magnetic carbon-based solid acid catalyst (C350-Cl) was synthesized through a simple impregnation-carbonization process and used for the pretreatment of corncob in an aqueous medium. Under the optimized pretreatm...
Evaluation Model for Fast Convective Heat Transfer Characteristics of Thermal Cracked Hydrocarbon Fuel Regenerative Cooling Channel in Hydrocarbon-Fueled Scramjet
APPLIED THERMAL ENGINEERINGXu, Qing Lin, Guowei Li, Haowei  出版年:2021
Regenerative cooling is critical for hypersonic propulsion systems, wherein the flow and heat transfer characteristics of the hydrocarbon fuel in the cooling channel are crucial. The most commonly used existing evaluatio...
波纹开缝翅片管换热器传热与流动性的数值模拟
《广东海洋大学学报》李军 吴学红 徐青 凌长明 张正国  出版年:2008
提出一种波纹开缝翅片管换热器,对其传热与流动特性进行三维数值模拟,选择Re范围在1 000到5 000时与平板开缝翅片的模拟相比较。结果表明,在Re小于2 752时,平板开缝比波纹开缝的换热效果好,而Re大于2 752时...
关键词:翅片管换热器  开缝翅片  波纹翅片  传热特性  流动特性  数值模拟  被引量:12
新工科背景下创新创业教育教学方法革新探讨
《创新创业理论研究与实践》彭丽明 凌长明 徐青  出版年:2020
创新创业教育是培养高素质、高水平创新型人才、响应"中国制造2025"等一系列国家战略的重要支撑,而当下高校创新创业教育教学过程中仍然存在诸如教学方式照本宣科、考核方法传统单一等问题,无法满足国家培养创新型人才的要求。因此...
关键词:创新创业教育  教学方法  课程考核  改革  被引量:9
An Experimental Analysis of Soybean Straw Combustion on Both CO and NOx Emission Characteristics in a Tubular Furnace
ENERGIESXu, Qing Peng, Weichao Ling, Changming  出版年:2020
In this study, an experiment is conducted to explore the potential to protect both the environment and resource shortage of soybean straw, for combustion in a tubular furnace. Then, the combustion characteristics, gas em...
Dynamic thermo-physical characteristics of high temperature gaseous hydrocarbon fuel thermal power generation for regeneratively cooled hypersonic propulsion system
ENERGYXu, Qing Li, Haowei Feng, Yaoxun Li, Xiaoning Ling, Changming Zhou, Chaoying Qin, Jiang  出版年:2020
Power generation is urgent needed by the hypersonic air-breathing propulsion system, but the on-board power generation method is heavily restricted by its special structure. The outlet high temperature hydrocarbon fuel o...
Valorization of water hyacinth biomass for bio-oil production using a novel combinatorial approach of UV/H<sub>2</sub>O<sub>2</sub> advanced oxidation process pretreatment and catalytic fast pyrolysis over ZSM-5
BIOMASS & BIOENERGYZhang, Bo Zhong, Siying Fang, Jie Gao, Xinhua Wu, Shiliang Xu, Qing Zhang, Huiyan  出版年:2023
In order to improve bio-oil quality from water hyacinth biomass, a novel UV/H2O2 advanced oxidation process pretreatment is implemented coupled with shape-selective catalytic fast pyrolysis over ZSM-5. Characterization r...
垃圾焚烧电厂烟气脱硝技术的模糊综合评价
《热力发电》徐青 黄昕 刘海力  出版年:2012
基于模糊数学的基本原理,采用模糊矩阵和德尔菲法相结合的方法建立了垃圾焚烧电厂烟气脱硝技术综合评价指标体系,运用层次分析法确定各指标的权重,建立了模糊综合评价模型,并根据最大隶属原则得到评价结果。与选择性催化还原法结果表明...
关键词:垃圾焚烧  烟气  脱硝  SNCR  SCR  模糊综合评价  被引量:6
生物质与四种不同有机物的共热解技术进展研究
《广州航海学院学报》徐青 彭丽明 凌长明 彭伟超 杨威  出版年:2019
环境污染及资源短缺问题日益严重,对可再生能源的高效开发利用迫在眉睫.共热解技术是获取高品质的热解油、可燃气及焦炭的重要手段,为解决环境污染、实现资源高效洁净利用提供了新方案.目前国内外对共热解技术的研究主要在于:将生物质...
关键词:生物质  共热解  有机物  协同效应  被引量:6
Simultaneously remove organic pollutants and improve pyrolysis gas quality during the co-pyrolysis of soybean straw and oil shale
JOURNAL OF ANALYTICAL AND APPLIED PYROLYSISXian, Shengxian Xu, Qing Feng, Yaoxun  出版年:2022
The co-pyrolysis of biomass and high-ash fuel is proposed to promote the decomposition of organic pollutants and the improvement of pyrolysis gas quality. The co-pyrolysis of soybean straw and oil shale and the effect of...
基于综合素养提升的研究生培养模式研究
《大学教育》徐青 凌长明  出版年:2017
结合团队培养研究生的经验和体会,对创新研究生培养模式、提升研究生综合素质进行探讨。针对研究生培养过程中存在的问题,提出重构课程内容、强化基本能力、注重交流协作、加强创新意识以及依托科研实践培养创新能力等研究生综合素质培养...
关键词:研究生  综合素质  培养模式  被引量:5
潮汐能聚能增压方案的热力学性能分析
《中国电机工程学报》凌长明 陈明丰 徐青 李军  出版年:2015
该文提出了一种利用潮汐能直接驱动反渗透海水淡化装置的方法,该方法的核心是潮汐能聚能增压方案。建立了该方案的无限库容模型,分别采用熵分析法和分析法对该方案的可行性进行了研究,并给出了聚能增压过程的增压比和流量比之间的量变关...
关键词:潮汐能  聚能增压  能量转换效率  效率  无限库容  被引量:5
应用科研案例教学法的“工程热力学”教学改革研究
《中国电力教育(中)》徐青 凌长明  出版年:2014
针对"工程热力学"课程的特点及教学现状,结合自身的科研工作,将科研案例教学法引入到"工程热力学"课程的教学中。探讨了科研案例教学法的研究现状、在教学中的意义、应用价值、应用点及具体实施方案等内容,以期为课程教学探索一种更...
关键词:科研案例教学法  工程热力学  教学改革  被引量:4
Performance analysis of different arrangements of a new layout dish-Stirling system
ENERGY REPORTSZhang, Cheng Xu, Qing Zhang, Yanping Arauzo, Inmaculada Zou, Chongzhe  出版年:2021
Cascade solar thermal systems provide a new direction for solar power generation. This paper focuses on the configuration optimization of a cascade solar system in which a Stirling engine array is applied. The array has ...
热工基础课程教学改革研究
《湖南人文科技学院学报》徐青 凌长明  出版年:2015
在热工基础教学中,通过课前专业认知、案例教学、生产实习和加强实验环节等方式使学生树立工程观念,培养实践能力。在教学中继承传统教学,创建现代教学手段:培养学生的信息素养,提高学生自主、协作和研究学习能力;加强教师的讲授深度...
关键词:热工基础  案例教学  网络资源  被引量:4
几何尺寸对楔形流场PEMFC性能的影响
《电源技术》徐青 李文娟 凌长明 闵春华  出版年:2011
在三维非等温单相模型的基础上,比较了质子交换膜燃料电池(PEMFC)楔形流场与平行流场的电池性能,且对楔形流场进行了高度及宽度方向上尺寸的变化,分析了其对电池性能的影响。结果表明:随着楔形流道楔高比的减小,楔形流场可提高...
关键词:质子交换膜燃料电池(PEMFC)  楔形流场  平行流场  被引量:3
Numerical simulation of droplet aerosol transmission in an enclosed space
INTERNATIONAL JOURNAL OF VENTILATIONWu, Zhenhai Xu, Qing Ling, Changming  出版年:2023
A three-dimensional model of an enclosed air-conditioned space was established. Numerical simulation was conducted for the temperature distribution in the enclosed space with the air conditioner turned on using computati...
Hydrodynamic performance of a mono-tangent backward-rotating impeller based on tidal current energy utilization
OCEAN ENGINEERINGWu, Zhen-hai Xu, Qing Ling, Chang -ming Wu, Chang-qin  出版年:2022
Owing to the continuous consumption of fossil fuel and increasing environmental problems, there is an urgent need to develop technologies for the efficient use of clean energy. In this study, a mono-tangent backward-rota...
束腰结构扰流柱通道的传热和阻力特性
《工程热物理学报》凌长明 赵广超 黄小新 徐青 李军 赵冬梅 高学农  出版年:2008
本文对涡轮叶片尾缘中具有束腰结构扰流柱的冷却通道的传热和流动阻力特性进行了实验研究,重点研究了雷诺数、扰流柱的束腰比以及不同组合的影响.结果表明:(1)通道平均努塞尔数随着Reynolds的增加而增大,而当Reynold...
关键词:叶片  尾缘  束腰结构扰流柱  强化传热  楔形通道  被引量:3
传热学课程教学改革的探索
《大学教育》徐青 凌长明  出版年:2018
传热学是能源动力类专业的一门重要专业基础课程,对学生专业课程的学习和应用能力的提高有着重要影响。针对传热学的课程特点和内容分布特色,以具体案例的形式探索了不同教学方法和不同考核方式在传热学教学中的应用,以达到激发学生学习...
关键词:传热学  教学方法  课堂教学  教学改革  被引量:2
生活垃圾的微波裂解特性
《农业工程学报》徐青 凌长明 李军  出版年:2012
为了研究生活垃圾的微波裂解特性,采用微波设备对城市生活垃圾(MSW)进行裂解处理。研究了温度对裂解产物、产气规律和气体组分的影响规律。结果表明:垃圾在微波炉内裂解时升温速率很快,微波裂解加快了垃圾完成裂解的时间。在该研究...
关键词:特性  温度  生活垃圾  微波裂解  被引量:2
Overall Heat Transfer Coefficient Evaluation Method for Uncracked Hydrocarbon Fuel in a Regeneratively-Cooled Heat Exchanger of a Scramjet
APPLIED SCIENCES-BASELLi, Haowei Lin, Guowei Xu, Qing Fang, Xiaojia Xian, Shengxian  出版年:2022
Regenerative cooling is critical for the thermal protection of hypersonic propulsion systems, wherein the flow and heat transfer characteristics of the hydrocarbon fuel in the cooling channel are crucial. Restricted by m...
任务驱动法在暖通空调工程专业实训中的应用
《制冷与空调(四川)》江燕涛 邱小夏 徐青  出版年:2017
主要介绍任务驱动教学法在暖通空调工程相关专业的实训教学运用。具体以实际教学中"分体式空调器安装"实训为例,详细介绍教学中项目目标的确定、计划的内容、实施的细节、效果的评估内容和方式等,并总结了任务驱动教学法在实训中的应用...
关键词:任务驱动教学法  实训  暖通空调工程专业  分体式空调器安装  被引量:2
Decomposition Characteristics and Kinetics of Microalgae in N-2 and CO2 Atmospheres by a Thermogravimetry
JOURNAL OF COMBUSTIONXu Qing Ma Xiaoqian Yu Zhaosheng Cai Zilin Ling Changming  出版年:2017
Copyright (C) 2017 Xu Qing et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the orig...
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