搜索结果: 1-15 共查到“thermal conductivity”相关记录35条 . 查询时间(0.085 秒)
Limitations of Diels-Alder Dynamic Covalent Networks as Thermal Conductivity Switches
thermal conductivity thermal switching dynamic covalent networks RAFT polymerization Diels-Alder cross-linking
2023/12/1
Creating polymers that exhibit a switchable thermal conductivity requires a fundamental understanding of how polymer structure and inter- and intramolecular interactions influence thermal transport. T...
中国地质大学科学技术发展院秦晅（博士研究生），蔡建超等地空学院 International Journal of Heat and Mass Transfer, Available online 24 September 2018, A fractal model of effective thermal conductivity for porous media with various liquid saturation
多孔；介质热传导；特性；工程
2021/10/21
近日，国际传热传质领域顶级期刊《International Journal of Heat and Mass Transfer》在线刊发了中国地质大学地空学院蔡建超教授团队的最新研究成果---A fractal model of effective thermal conductivity for porous media with various liquid saturation。论文第一作者...
Dispersion stability and thermal conductivity of propylene glycol-based nanofluids
Nanofluids Propylene glycol Alumina nanoparticles Titania nanoparticles Thermal conductivity Dispersion stability
2012/5/29
The dispersion stability and thermal conductivity of propylene glycol based nanofluids containing Al2O3 and TiO2 nanoparticles were studied in the temperature range of 20 to 80 {\deg}C. Nanofluids wit...
Computational Analysis of Factors Influencing Enhancement of Thermal Conductivity of Nanofluids
thermal conductivity nanofluids aggregation fractal dimensions Titania Alumina
2012/5/29
Numerical investigations are conducted to study the effect of factors such as particle clustering and interfacial layer thickness on thermal conductivity of nanofluids. Based on this, parameters inclu...
Heat Generation Effects on MHD Natural Convection Flow along a Vertical Wavy Surface with Variable Thermal Conductivity
Natural Convection Magnetohydrodynamics Heat Transfer Wavy Surface Temperature Dependent Thermal Conductivity Heat Generation
2013/1/30
The heat generation effects on magnetohydrodynamic(MHD) natural convection flow along a vertical wavy surface with variable thermal conductivity have been investigated. The governing boundary layer eq...
Thermal conductivity of mass-graded graphene flakes
mass-graded graphene flakes Thermal conductivity
2011/7/19
In this letter we investigate thermal conductions in mass-graded graphene flakes by nonequilibrium molecular dynamics simulations. It shows mass-graded graphene flakes reveal no thermal rectification ...
Thermal conductivity of mass-graded graphene flakes
Thermal conductivity mass-graded graphene flakes nonequilibrium molecular dynamics simulations
2011/8/16
Abstract: In this letter we investigate thermal conductions in mass-graded graphene flakes by nonequilibrium molecular dynamics simulations. It shows mass-graded graphene flakes reveal no thermal rect...
Efficient linear scaling method for computing the thermal conductivity of disordered materials
Efficient linear scaling method thermal conductivity of disordered materials
2010/11/18
An efficient order−N real-space Kubo approach is developed for the calculation of the thermal
conductivity of complex disordered materials. The method, which is based on the Chebyshev polyno-mi...
Landauer vs. Boltzmann and Full Dispersion vs. Debye Model Evaluation of Lattice Thermal Conductivity
Landauer vs. Boltzmann Debye Model Evaluation Lattice Thermal Conductivity
2010/11/23
Using a full dispersion description of phonons, the thermal conductivities of bulk Si and Bi2Te3 are evaluated using a Landauer approach and related to the conventional approach based on the Boltzmann...
Development of novel thermoelectric materials by reduction of lattice thermal conductivity
Development novel thermoelectric materials reduction lattice thermal conductivity
2010/10/12
Thermal conductivity is one of the key parameters in the figure of merit of thermoelectric materials. Over the past decade, most progress in thermoelectric materials has been made by reducing their th...
The parameters used to describe the electrical conductivity of a porous material can be used to describe also its thermal conductivity. A new relationship is developed to connect the thermal conductiv...
Experimental investigation of viscosity and thermal conductivity of suspensions containing nanosized ceramic particles
I. Tavman A. Turgut M. Chirtoc H.P. Schuchmann S. Tavman
2009/12/2
Purpose: In this study we report measurements of effective thermal conductivity by using 3ω method
and effective viscosity by vibro-viscometer for SiO2-water and Al2O3-water nanofluids at different p...
番茄果实热导率测试装置参数实验（Optimization of the Parameters of Designed Apparatus for Determination of Thermal Conductivity of Tomato Fruits）
番茄 热导率 测试装置 操作参数
2009/11/3
微热探针法测试热导率系统已被广泛应用于食品材料热导率的测试中。但是，由于实验条件或实验设备的限制，基于理想的线热源瞬态模型测量原理得到的结果会产生某些测试误差。针对测试误差，从探针输入电压、加热时间和样品的径向尺寸等装置操作参数的选择着手，通过实验，得到装置系统测定中输入电压的最佳值为2.5～6.5V、加热时间最佳值为20～50s。最后通过实际测试，得到了番茄果实在不同成熟阶段的热导率变化规律。
Effect of the microstructure of EB-PVD thermal barrier coatings on the thermal conductivity and the methods to reduce the thermal conductivity
Thermal barrier coatings (TBCs) Electron beam-physical vapour deposition (EB-PVD) Thermal conductivity Zirconia
2010/8/16
Thermal Barrier Coatings (TBCs) were first successfully tested in the turbine section of a research gas turbine engine in the mid-1970s. By the early 1980s they had entered revenue service on the vane...
DETERMINATION OF THERMAL CONDUCTIVITY IN FOUNDRY MOULD MIXTURES
thermal conductivity granularity of sand foundry sand
2009/10/23
For a thorough understanding of the behaviour of foundry mould mixtures, a good knowledge of thermal properties
of mould materials is needed. Laboratory determination of thermal conductivity of mould...