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介孔材料MCM-41的导热研究

黄丛亮 冯妍卉 张欣欣 王戈 李静

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Citation:

介孔材料MCM-41的导热研究

黄丛亮, 冯妍卉, 张欣欣, 王戈, 李静

Thermal conductivity of mesoporous material MCM-41

Huang Cong-Liang, Feng Yan-Hui, Zhang Xin-Xin, Wang Ge, Li Jing
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  • 文章根据二氧化硅介孔材料MCM-41纳米孔结构特点,首先建立和验证了纳米结构单元模型,然后使用平衡分子动力学方法模拟了孔壁热导率;接着耦合孔隙内气体导热,开展了一维传热分析,最终提炼出MCM-41的有效热导率表达式;并对壁厚、孔径和孔隙率对热导率的影响进行了分析.研究结果表明,MCM-41具有良好的绝热性能,其有效热导率随孔隙率增大近似呈线性减小,且表现出各向异性;导热性能沿孔道长度方向表现出准一维特性.
    In this paper, the mesoporous structural unit of MCM-41 is established first and the equilibrium molecular dynamics (EMD) numerical simulation is performed to obtain the shell thermal conductivity of MCM-41. Then, based on one-dimensional heat transfer analysis, the analytical expression for effective thermal conductivity of MCM-41 is obtained by coupling heat conduction in air-filled nano-pores and that in the shell. The effects of wall thickness, pore size and porosity on the thermal conductivities of the MCM-41 are further analyzed. It turns out that MCM-41 possesses good thermal insulation and the decrease of effective thermal conductivity is closely linear as porosity increases. Furthermore, the thermal conductivity shows that it is obviously anisotropic and its largest value is along the length of the pores, and that it has the quasi-one-dimensional characteristic.
    • 基金项目: 国家自然科学基金(批准号:50836001)资助的课题.
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    Singh A P, Gandhi D D, Lipp E, Eizenberg M, Ramanath G 2006 J. Appl. Phys. 100 114504

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    Cai W P, Zhang L D 1997 Physics 24 213(in Chinese)[蔡伟平、张立德 1997 物理 24 213]

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    Yao S S, Karaguleff C, Gabel A, Fortenberry R, Seaton C T, Stegeman G I 1985 Appl. Phys. Lett. 46 801

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    Tohge N, Asuka M, Minam T 1992 J. Non-Cryst. Solids 147-148 652

    [8]

    Fan S Q, Cai W L, Mou J M,Chen H Y 2001 Chin. J. Chem. Phys. 14 205 (in Chinese)[樊三强、蔡维理、牟季美、陈慧余 2001 化学物理学报 14 205 ]

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    Vendange V,Coloban P 1993 Mater. Sei. and Eng.A 168 199

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    Sridhar M R, Yovanovich M M 1994 J. Thermophys. Heat Trans. 8 633

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    Sridhar M R, Yovanovich M M 1996 ASME J. Heat Trans. 118 3

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    Williamson M, Majumdar A 1992 ASME J. Heat Trans. 114 802

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    Kim G S, Hyun S H 2003 J. Non-Crystalline Solids 320 125

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    Jensen K I, Schultz J M, Kristiansen F H 2004 J. Non-Crystalline Solids 350 351

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    Reim M, Komer W, Manara J, Korder S, Arduini-Schuster M, Ebert H P ,Fricke J 2005 Solar Energy 79 131

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    Weckhuysen B M, Ramachandra Rao R, Bodart P, Debras G, Collart O, Voort P V, Schoonheydt R A, Vansant E F 2000 Chem. Eur. J. 6 2960

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    Zheng S, Gao L, Guo J K 2002 Chem. J. Chin. Univers. 23 1126 (in Chinese)[郑 珊、高 濂、郭景坤 2002 高等学校化学学报 23 1126]

    [18]

    Song C E, Lee S 2002 Chem.Rev. 102 3495

    [19]

    Masteri-Farahani M, Farzaneh F, Ghandi M 2006 J. Mol. Catal. A: Chem. 248 53

    [20]

    Corma A, Navarno M T, Perez P J 1994 J. Chem. Soc., Chem. Commun. 1 147

    [21]

    Reddy K M, Moudrakovski I, Sayanri A 1994 J. Chem. Soc., Chem. Commun. 90 1059

    [22]

    Yuan Z Y, Liu S Q, Chen T H, Wang J Z, Li H X 1995 J. Chem. Soc., Chem. Commun. 9 973

    [23]

    Bischof C,Hartmann M 1998 Proc. Int. Zeolite Conf.12th. 2 809

    [24]

    Li Z P 2003 Ph. D. Dissertation(Shanghai: Shanghai Institute of Ceramics, Chinese Academy of Sciences) (in Chinese) [李正平 2003 博士学位论文(上海:中国科学院上海硅酸盐研究所)]

    [25]

    Kleestorfer K, Vinek H, Jentys A 2001 J. Molec. Catal. A: Chem. 166 53

    [26]

    Flikkema E, Bromley S T 2003 Chem. Phys. Lett. 378 622

    [27]

    Patrick K S, Simon R P, Pawel K 2002 Phys. Rev. B 65 144306

    [28]

    Progelhof R C, Throne J L, Ruetsch R R 1976 Polym. Engin. and Sci. 16 615

    [29]

    Lu X, Caps R, Fricke J, Alviso C T, Pekala R W 1995 J. Non-Crystal Solids 188 226

    [30]

    Zeng T F, Chen G 2001 Trans. ASME, J. Heat Trans. 123 340

    [31]

    Kim J H, Feldman A, Novotny D 1999 J. Appl. Phys. 86 3959

    [32]

    Raudzis C E, Schatz F 2003 J. Appl. Phys. 93 6050

    [33]

    Fricke J, Tillotson T 1997 Thin Solid Films 297(1-2) 212

  • [1]

    Selvaraj M, Kawi S 2007 Micropor. and Mesopor. Mater. 98 143

    [2]

    Singh A P, Gandhi D D, Lipp E, Eizenberg M, Ramanath G 2006 J. Appl. Phys. 100 114504

    [3]

    Cai W P, Zhang L D 1997 Physics 24 213(in Chinese)[蔡伟平、张立德 1997 物理 24 213]

    [4]

    Yao S S, Karaguleff C, Gabel A, Fortenberry R, Seaton C T, Stegeman G I 1985 Appl. Phys. Lett. 46 801

    [5]

    Yasuda T, Komiyama H, Tanaka K 1987 Jpn. J. Appl. Phys. 26 818

    [6]

    Coffer J L, Beauchamp G,Zerda T W 1992 J. Non-Cryst. Solids 142 208

    [7]

    Tohge N, Asuka M, Minam T 1992 J. Non-Cryst. Solids 147-148 652

    [8]

    Fan S Q, Cai W L, Mou J M,Chen H Y 2001 Chin. J. Chem. Phys. 14 205 (in Chinese)[樊三强、蔡维理、牟季美、陈慧余 2001 化学物理学报 14 205 ]

    [9]

    Vendange V,Coloban P 1993 Mater. Sei. and Eng.A 168 199

    [10]

    Sridhar M R, Yovanovich M M 1994 J. Thermophys. Heat Trans. 8 633

    [11]

    Sridhar M R, Yovanovich M M 1996 ASME J. Heat Trans. 118 3

    [12]

    Williamson M, Majumdar A 1992 ASME J. Heat Trans. 114 802

    [13]

    Kim G S, Hyun S H 2003 J. Non-Crystalline Solids 320 125

    [14]

    Jensen K I, Schultz J M, Kristiansen F H 2004 J. Non-Crystalline Solids 350 351

    [15]

    Reim M, Komer W, Manara J, Korder S, Arduini-Schuster M, Ebert H P ,Fricke J 2005 Solar Energy 79 131

    [16]

    Weckhuysen B M, Ramachandra Rao R, Bodart P, Debras G, Collart O, Voort P V, Schoonheydt R A, Vansant E F 2000 Chem. Eur. J. 6 2960

    [17]

    Zheng S, Gao L, Guo J K 2002 Chem. J. Chin. Univers. 23 1126 (in Chinese)[郑 珊、高 濂、郭景坤 2002 高等学校化学学报 23 1126]

    [18]

    Song C E, Lee S 2002 Chem.Rev. 102 3495

    [19]

    Masteri-Farahani M, Farzaneh F, Ghandi M 2006 J. Mol. Catal. A: Chem. 248 53

    [20]

    Corma A, Navarno M T, Perez P J 1994 J. Chem. Soc., Chem. Commun. 1 147

    [21]

    Reddy K M, Moudrakovski I, Sayanri A 1994 J. Chem. Soc., Chem. Commun. 90 1059

    [22]

    Yuan Z Y, Liu S Q, Chen T H, Wang J Z, Li H X 1995 J. Chem. Soc., Chem. Commun. 9 973

    [23]

    Bischof C,Hartmann M 1998 Proc. Int. Zeolite Conf.12th. 2 809

    [24]

    Li Z P 2003 Ph. D. Dissertation(Shanghai: Shanghai Institute of Ceramics, Chinese Academy of Sciences) (in Chinese) [李正平 2003 博士学位论文(上海:中国科学院上海硅酸盐研究所)]

    [25]

    Kleestorfer K, Vinek H, Jentys A 2001 J. Molec. Catal. A: Chem. 166 53

    [26]

    Flikkema E, Bromley S T 2003 Chem. Phys. Lett. 378 622

    [27]

    Patrick K S, Simon R P, Pawel K 2002 Phys. Rev. B 65 144306

    [28]

    Progelhof R C, Throne J L, Ruetsch R R 1976 Polym. Engin. and Sci. 16 615

    [29]

    Lu X, Caps R, Fricke J, Alviso C T, Pekala R W 1995 J. Non-Crystal Solids 188 226

    [30]

    Zeng T F, Chen G 2001 Trans. ASME, J. Heat Trans. 123 340

    [31]

    Kim J H, Feldman A, Novotny D 1999 J. Appl. Phys. 86 3959

    [32]

    Raudzis C E, Schatz F 2003 J. Appl. Phys. 93 6050

    [33]

    Fricke J, Tillotson T 1997 Thin Solid Films 297(1-2) 212

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出版历程
  • 收稿日期:  2011-01-18
  • 修回日期:  2011-02-21
  • 刊出日期:  2011-11-15

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