Please use this identifier to cite or link to this item: http://hdl.handle.net/11455/16040
標題: 輕質骨材之吸水特性及其對輕質骨材混凝土性質之影響
Water absorption characteristic of lightweight aggregates and its effect on the properties of lightweight aggregate concrete
作者: 李明彥
Li, Ming-Yan
關鍵字: lightweight aggregate concrete;輕質骨材混凝土;Water absorption characteristic;吸水特性
出版社: 土木工程學系所
引用: [1] 顏聰等,「混凝土輕質骨材技術發展及應用」,內政部建研所(1996)。 [2] 陳豪吉,「輕質骨材混凝土之產製技術」,水庫淤泥輕質骨材混凝土產製及規範研討會論文集,台北,臺灣,pp. 51-67,2003。 [3] 顏聰,「向水庫採礦,化腐朽為神奇-以水庫淤泥燒製輕質骨材」,輕質骨材與輕質骨材混凝土應用研討會論文集(2003)。 [4] How-Ji Chen,Yu-wen Liu and Chao-Wei Tang, “Thermal Insulation of Lightweight Concrete” Journal of Engineering, National Chung Hsing University Vol.14(2003). [5] 顏聰 陳豪吉(1995),「輕質骨材混凝土」,中華輕質骨材協會。 [6] 王順元(1999),「淤泥輕質骨材燒製研究」,國立中興大學碩士論文。 [7] European Union – Brite EuRam III “The effect of the moisture history on the water absorption of lightweight aggregates’’. [8] Kokubu, K.,「Lightweight concrete in Japan」,台、中、日、美地區輕質骨材混凝土產業成果研討會論文集,第1-31頁,民國95年9月15日。 [9] Holm, T.A., Ooi, O.S., and Bremner, T.W., “Moisture Dynamics in Lightweight Aggregate andConcrete”, Expanded Shale Clay & Slate Institute, Publication # 9340 (2004). [10] Min-Hong Zhong and Odd E.Gjorv(1991), “ Mechanical properties of High-strength Lightweight Concrete” , ACI Material Journal. [11] ACI 211.2-81, “Standard Practice for selecting Proportions,for Structural Lightweight Concrete’’ ,ACI Standard,1981. [12] CNS 1233 Method of Test for Flexural Strength of Concrete. [13] CNS 3801 Method of test for splitting tensile strength of cylindrical concrete specimens. [14] ACI Committee 211(1997), “Recommended Practice for Selecting Proportions for Structure Lightweight Concrete” ,ACI 211.2-69 . [15] R.W.Kluge(1956), “Structure Lightweight Aggregate Concrete” ,J, Amer. [16] ‘‘FIP Manual of Lightweight Aggregate Concrete,’’2nd ed. Surry University Press,Glasgow and London (1983). [17] Chandra,S.and Berntsson,L. ‘‘Lightweight Aggregate Concrete,’’ Noyes Publications,New York,USA(2002). [18] Helgesen, K. Hakon, ‘‘Lightweight Aggregate Concrete in Norway’’, International Symposlum on Structural Lightweight Aggregate Concrete, Norway (June 1995). [19] 龔洛書等,「混凝土現代技術叢書」,第8頁(1995)。 [20] J. P. Ollivier, J. C. Maso, B . Bourdette(1994), “Interfacial Transition Zone in Concrete” ,Laboratoire Materiaux et Durabilite des Constructions. [21] A. Bentur, S. Diamond, S .Mindess(1985), “The microstructure of the steel fiber-cement interface” , Journal of Materials Science, Vol.20,pp.3610-3620. [22] K.L. Scrivener, P.L. Pratt(1994), “In RILEM TC 108 State of the Art Report”,Chapman & Hall, New York. [23] Mehta, P. K.(1986), “Concrete Structure, Propertice and Materials” , 民全書局。 [24] 黃忠良,「多孔隙材料學」,復漢出版社,1998年六月。 [25] ASTM E92.Standard Test Method for Vickers Hardness of Materials. [26] ASTM E384.Standard Test Method for Microhardness of Materials. [27] Igarashi, S, Bentur, A and Mindess, S(1983), Cem. Concr. Comp, in press. [28] Wei, S, Mandel and J. A.(1986), “Said,S. Am. Concr. Inst” 597-605. [29] Schneider, U, Chen, S.(1993), “In Proceedings of the RILEM Symposium” , Maso, J.C.,Ed. E&FN Spon:London,pp.149-156. [30] 張德育(2004),「輕質骨材混凝土耐火與隔熱性能研究」,國立中興大學碩士論文。 [31] 金宏祥(2007),「輕質骨材混凝土之界面過渡區研究」,國立中興大學碩士 論文。 [32] J. M. Gao, C. X. Qian, H. F. Liu, B. Wang and L. Li(2005), “ITZ microstructure of concrete containing GGBS” ,Cement and Concrete Research, pp1299-1304.
摘要: 
本文旨在探討不同預濕程度輕質骨材對混凝土新拌與硬固性質所造成的影響。本研究以三種不同預濕程度輕質骨材配製混凝土,並配製相同抗壓強度等級之常重骨材混凝土,對各系列混凝土試體進行力學試驗、微觀試驗及熱傳導係數試驗。
研究結果顯示,預濕時間較久輕質骨材所澆置之混凝土易產生弱面區,導致水泥漿體水膠比上升,使得混凝土孔隙量變多、強度降低及握裹力下降。另方面,無預濕輕質骨材所澆置之混凝土,易造成坍度的損失;此外,其早齡期強度上升緩慢。簡言之,適當預濕輕質骨材所澆置之混凝土,可確保其良好的施工性及力學性質。
URI: http://hdl.handle.net/11455/16040
其他識別: U0005-2008200917303200
Appears in Collections:土木工程學系所

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