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【论文发表】课题组在《Energy》学术期刊发表论文Catalytic co-pyrolysis of poplar tree and polystyrene with HZSM-5 and Fe/HZSM-5 for production of light aromatic hydrocarbons
Catalytic co-pyrolysis poplar tree polystyrene HZSM-5 Fe/HZSM-5
2025/2/26
内容简介:本文使用Py-GC/MS技术在550 ℃条件下研究了杨树和PS的热解,以及它们在HZSM-5和Fe/HZSM-5上的热解情况。Py-GC/MS分析结果显示,在HZSM-5的催化下,杨树的热解中碳氢化合物的比例增加,含氧化合物的比例下降。在Fe/HZSM-5的催化下,杨树的热解更有利于酸类、醇类和酯类的生成。在杨树与PS经HZSM-5催化共热解过程中,呋喃和酮类等含氧化合物的相对含量显著降...
【论文发表】课题组在《Journal of the Energy Institute》学术期刊发表论文Co-pyrolysis of waste tire with agricultural and forestry residues: pyrolysis behavior, products distribution and synergistic effects
Co-pyrolysis waste tire agricultura forestry residues pyrolysis behavior
2025/2/26
内容简介:本研究运用热重分析(TGA)、傅里叶变换红外光谱(FTIR)及热裂解-气相色谱/质谱仪(Py-GC/MS)对废轮胎与农林废弃物(棉花秸秆、花生壳和杨树枝)进行了共热解分析。通过对废轮胎与棉花秸秆、花生壳、杨树枝进行共热解的热重分析,测定了质量损失率和烃含量的协同效应。相比单独热解,废轮胎与棉花秸秆、花生壳或杨树枝的共热解使质量损失率明显增加和烃含量明显增加。农林废弃物的加入简化了热解过程...
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【论文发表】课题组在《Fuel》学术期刊发表论文Co-pyrolysis characteristics of waste tire and maize stalk using TGA, FTIR and Py-GC/MS analysis(图)
Co-pyrolysis characteristics waste tire maize stalk TGA FTIR Py-GC/MS analysis
2025/2/26
内容简介:共热解技术是实现废轮胎和生物质资源高效利用、解决环境问题、帮助缓解能源供应问题的重要途径。本研究利用热重分析(TGA)、傅里叶变换红外光谱(FTIR)和气相色谱/质谱(GC/MS)研究了废轮胎、玉米秸秆及其混合物的热解行为。结果表明,废轮胎与玉米秸秆之间的共热解具有协同作用。TGA分析结果表明在共热解过程中,玉米秸秆发生热解时间较早,所需的热解温度低于废轮胎,即温度低于380℃,玉米秸秆...
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【论文发表】课题组在《Journal of the Energy Institute》学术期刊发表论文Synergistic effects and products distribution during co-pyrolysis of biomass and plastics(图)
Synergistic effects products distribution co-pyrolysis biomass and plastics
2025/2/26
内容简介:本文从提高产品质量、提高能源生产和减少环境污染的角度出发,研究了农业生物质废弃物和塑料废弃物的共热解机理。本研究通过采用热裂解-气相色谱质谱联用法(Py-GC/MS)研究了不同种类塑料(聚对苯二甲酸乙二醇酯PET、聚丙烯PP、聚氯乙烯PVC)与油菜杆共热解过程中产物分布的特性。结果表明,不同种类塑料对油菜杆的共热解产物种类影响不大,对热解产物的含量和产量存在显著差异。油菜杆和PET的共热...
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【论文发表】课题组在《Journal of Energy Resources Technology》学术期刊发表论文Products Distribution and Synergistic Effects Analysis During Co-Pyrolysis of Agricultural Residues and Waste Tire Using Gas Chromatography/ Mass Spectrometry(图)
Products Distribution Synergistic Effects Co-Pyrolysis Agricultural Residues Waste Tire
2025/2/26
内容简介:生物质与废旧轮胎的热化学转化是利用废弃资源生产可再生能源的重要方向。本研究采用热裂解-气相色谱/质谱联用仪(Py-GC/MS)分析了农林业剩余物和废轮胎共热解过程中的产物分布和协同效应。在550°C和650°C的条件下分析了玉米秸秆、小麦秸秆、废轮胎以及小麦秸秆-废轮胎(质量比为1:1)和玉米秸秆-废轮胎(质量比为1:1)的混合物的热解和共热解产物。结果表明农林业剩余物和废轮胎共热解促进...
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【论文发表】课题组在《Journal of Energy Resources Technology》学术期刊发表论文Synergistic Effects and Kinetics in Co-Pyrolysis of Waste Tire with Five Agricultural Residues Using Thermogravimetric Analysis(图)
Synergistic Effects Kinetics Co-Pyrolysis Waste Tire Five Agricultural
2025/2/26
内容简介:随着社会流动性持续发展,废弃轮胎数量急剧增加,导致环境污染和资源浪费问题日益严重。与此同时,农业残留物作为一种可再生资源,近年来备受关注。进行废轮胎、农业残留物及其混合物的热化学转化研究具有重要前景,不仅可以提供能源安全,还可显著减少环境影响。本研究使用热重分析法,在不同加热速率下将废轮胎与玉米秸秆、小麦秸秆、棉秸秆、油菜秸秆和花生壳等农业残留物按1:1质量比共热解进行深入研究。采用Fl...
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【论文发表】课题组在《Journal of the Energy Institute》学术期刊发表论文Synergistic effects and products yield analyses based on co-pyrolysis of poplar tree and rape stalks with polyethylene terephthalate and polypropylene(图)
Synergistic effects products yield analyses based co-pyrolysis poplar tree
2025/2/26
内容简介:使用热重分析仪(TGA)、傅里叶变换红外光谱(FTIR)和热裂解-气相色谱/质谱联用仪(Py-GC/MS)研究了杨树枝、油菜秸秆和聚对苯二甲酸乙二醇酯、聚丙烯的单个样品及其混合物(质量混合比为1:1)的热解特性。TGA结果表明生物质与废塑料混合物的热解主要分为水分蒸发、挥发和固体分解三个阶段,其中在挥发阶段中重量损失最为明显。FTIR的分析结果验证了TGA的分析结果,生物质与废塑料的共热...
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【论文发表】课题组在《Journal of Analytical and Applied Pyrolysis》学术期刊发表论文Optimization of influencing factors during co-pyrolysis of biomass and plastics with focus on monocyclic aromatic hydrocarbons content(图)
Optimization influencing factors co-pyrolysis biomass plastics
2025/2/26
内容简介:有机固体废弃物的热转化是获得单环芳烃的一种相对经济可行的方法。为了明确不同热解温度、混合比和热解反应时间对生物质和塑料共热解制备单环芳烃的影响,并寻求最佳实验条件,本研究以玉米秸秆和聚苯乙烯塑料为原料,利用热裂解-气相色谱质谱联用法(Py-GC/ MS)对单环芳烃含量进行分析。同时,利用响应面分析方法,通过三因素三水平的响应面优化试验,建立玉米秸秆和聚苯乙烯共热解制备单环芳烃的二次回归方...
Cu-Co双金属氢氧化物非均相类芬顿催化剂去除磺胺甲恶唑
双金属氢氧化物 非均相类芬顿 磺胺甲恶唑 催化机理
2020/10/27
作为一种广谱性抗生素,磺胺甲恶唑(SMX)在常规城市污水生物处理过程中去除率较低,仍需要发展高效的去除方法。为此,通过原位溶剂热生长法,在碳毡上合成Cu-Co双金属氢氧化物(CuCo-BH)非均相催化剂,且在此基础上开展了类芬顿催化剂催化降解SMX的研究。对催化剂的SEM、TEM、XPS和XRD表征结果表明,CuCo-BH在碳毡上异向生长并呈棒状结构,宽度为40~115 nm,最大长度可达650 ...
The Effect of Leaves and Steel Support Cables on The Dynamic Properties of Northern Red Oak (Quercus rubra) with Co-Dominant Trunks
Trees Dynamics Co-Dominant
2014/11/26
Natural frequency and damping ratio were measured for ten forest grown northern red oak trees with co-dominant trunks. Steels support cables were installed in the canopies of five of the sample trees ...
中国5省份农村室内空气PM1.0和CO污染特征
室内空气污染 燃料 炉灶 PM1.0, CO
2014/6/12
室内空气污染对人体健康威胁逐渐加重,而我国农居室内空气中颗粒物和CO对农户危害较为突出,目前该领域全面和深入的研究鲜有报道. 2009年7月~2011年1月,调研了湖北、河北、辽宁、贵州和广东等5个省份共74户农村家庭,其中实时监测了58户家庭在不同燃料(生物质、蜂窝煤、液化气和沼气)和炉灶类型(开放式柴灶、传统灶、节柴灶)下,其室内PM1.0,CO,CO2和风速、温度等浓度和数据. 通过分析数据...
An Evaluation on the Physical and Chemical Composition of Coal Combustion Ash and Its Co-Placement with Coal-Mine Waste Rock
Coal Combustion Ash Characteristic Co-Placement Sulfidic Waste Rock
2013/3/11
In the last few decades, the utilization of coal to generate electricity was rapidly increasing. Consequently, the production of coal combustion ash (CCA) as a by-product of coal utilization as primar...
以纳米TiO2为载体,通过浸渍法制备一系列改性Mn-Ce/TiO2脱硝催化剂.通过实验考察不同元素组分催化剂的脱硝活性,同时探讨金属氧化物掺杂对提高催化剂低温脱硝活性的机理.活性测试结果显示,Co掺杂能最有效地提高Mn-Ce/TiO2催化剂在低温段的SCR脱硝活性,在n(Co)∶ n(TiO2)=0.08~0.10、体积空速为35100 h-1的条件下,催化剂在120 ℃时就能达到80%以上的NO...
Mineralization of Petroleum Contaminated Wastewater by Co-Culture of Petroleum-Degrading Bacterial Community and Biosurfactant-Producing Bacterium
Biosurfactant Serratia Sp. Petroleum-Degrading Bacteria Mixed Culture TGGE
2013/3/12
Activity of a crude biosurfactant extracted from the culture fluid of Serratia sp. that was isolated from riverbed soil was shown to increase in proportion to the cultivation time, and was higher at p...