By edited by F. Pacheco-Torgal ... [et al.].

ISBN-10: 0857094246

ISBN-13: 9780857094247

Environmental effect of Portland cement creation --
Lower binder depth eco-efficient concretes --
Life cycle overview (LCA) features of concrete --
Natural pozzolans in eco-efficient concrete --
Artificial pozzolans in eco-efficient concrete --
Tests to judge pozzolanic job in eco-efficient concrete --
Properties of concrete with high-volume pozzolans --
Influence of supplementary cementitious fabrics (SCMs) on concrete toughness --
Performance of self-compacting concrete (SCC) with high-volume supplementary cementitious fabrics (SCMs) --
High-volume flooring granulated blast furnace slag (GGBFS) concrete --
Recycled glass concrete --
Municipal reliable waste incinerator (MSWI) concrete --
Concrete with polymeric wastes --
Concrete with development and demolition wastes (CDW) --
An eco-efficient method of concrete carbonation --
Concrete with polymers --
Alkali-activated established concrete --
Sulfoaluminate cement --
Reactive magnesia cement --
Nanotechnology for eco-efficient concrete --
Biotechconcrete : an cutting edge technique for concrete with stronger toughness.

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Extra resources for Eco-efficient concrete

Example text

Chemical compounds are used to improve the particle comminution during the grinding of materials (grinding aids). The most commonly used grinding aids include propylene glycol, triethanolamine, triethanolamine acetate and tri-isopropylamine. The mechanism of action of grinding aids is not known precisely and their efficiency possibly varies with the type of grinder. The toxicity associated with the use of such chemicals must be taken into account (Bensted and Smith, 2009). 7 Storing in the cement silo The final product is homogenized and stored in cement silos and dispatched from there to either a packing station (for bagged cement) or to a silo truck.

Threshold limits for trace elements in Portland cement clinker. Cement and Concrete Research, 41, 1177–1184. , Costa U. 2007 Influence of alkalis and sulphates on the mineralogical composition of clinker, 12th International Congress on the Chemistry of Cement, Montreal, 20078 M3-01-1. , Guo S. 2007. Effect of phosphorus on the formation of alite rich Portland clinker. 12th International Congress on the Chemistry of Cement, Montreal, 20078 M3-01-3. , Roussel N. 2010. Cement production technology improvement compared to factor 4 objectives.

India produced about 100 ¥ 106 t in 2005 (Malhotra, 2005). Considering that both countries are among the six largest coal producers in the world and that not all FA produced winds up in cement production, the rough estimate of Humphreys and Mahasenan (2002) seems to provide a good insight as to the magnitude of the amount of FA worldwide available for concrete. Considering that the total annual world cement production expected for the same year (2020) is more than 3 ¥ 109 t, the maximum average clinker replacement content by FA will be 7% or so.

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Eco-efficient concrete by edited by F. Pacheco-Torgal ... [et al.].


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