By Sofiane Amziane, Laurent Arnaud
Using plant fabric as uncooked fabrics for development is a comparatively fresh and unique subject of study. This e-book provides an summary of the present wisdom at the fabric houses and environmental impression of development fabrics made up of plant debris, that are renewable, recyclable and simply on hand. It specializes in debris and besides on fibers issued from hemp plant, in addition to discussing hemp concretes.
The publication starts via environment the environmental, monetary and social context of agro-concretes, sooner than discussing the character of plant-based aggregates and binders. The formula, implementation and mechanical habit of such construction fabrics are the topic of the next chapters. the focal point is then placed upon the hygrothermal habit and acoustical homes of hempcrete, via plant-based concretes in constructions. The e-book concludes with the examine of life-cycle research (LCA) of the environmental features of a banked hempcrete wall on a wood skeleton.
1. Environmental, monetary and Social Context of Agro-Concretes, Vincent Nozahic and Sofiane Amziane.
2. Characterization of Plant-Based Aggregates. Vincent Picandet.
3. Binders, Gilles Escadeillas, Camille Magniont, Sofiane Amziane and Vincent Nozahic.
4. formula and Implementation, Christophe Lanos, Florence Collet, Gerard Lenain and Yves Hustache.
5. Mechanical habit, Laurent Arnaud, Sofiane Amziane, Vincent Nozahic and Etienne Gourlay.
6. Hygrothermal habit of Hempcrete, Laurent Arnaud, Driss Samri and Etienne Gourlay.
7. Acoustical houses of Hemp Concretes, Philippe Gle, Emmanuel Gourdon and Laurent Arnaud.
8. Plant-Based Concretes in constructions: Structural point – Addition of a wood help to soak up the stress, Philippe Munoz and Didier Pipet.
9. exam of the Environmental features of a Banked Hempcrete Wall on a wood Skeleton, by means of Lifecycle research: suggestions at the LCA scan from 2005, Marie-Pierre Boutin and Cyril Flamin.
Chapter 1 Environmental, fiscal and Social Context of Agro?Concretes (pages 1–26): Vincent Nozahic and Sofiane Amziane
Chapter 2 Characterization of Plant?Based Aggregates (pages 27–74): Vincent Picandet
Chapter three Binders (pages 75–116): Gilles Escadeillas, Camille Magniont, Sofiane Amziane and Vincent Nozahic
Chapter four formula and Implementation (pages 117–152): Christophe Lanos, Florence Collet, Gerard Lenain and Yves Hustache
Chapter five Mechanical habit (pages 153–178): Laurent Arnaud, Sofiane Amziane, Vincent Nozahic and Etiennec Gourlay
Chapter 6 Hygrothermal habit of Hempcrete (pages 179–242): Laurent Arnaud, Driss Samri and Etienne Gourlay
Chapter 7 Acoustical homes of Hemp Concretes (pages 243–266): Philippe Gle, Emmanuel Gourdon and Laurent Arnaud
Chapter eight Plant?Based Concretes in constructions: Structural point – Addition of a wood aid to take in the stress (pages 267–288): Philippe Munoz and Didier Pipet
Chapter nine exam of the Environmental features of a Banked Hempcrete Wall on a wood Skeleton, by means of Lifecycle research: suggestions at the LCA test from 2005 (pages 289–312): Marie?Pierre Boutin and Cyril Flamin
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Extra info for Bio-aggregate-based Building Materials
B. , “The suitability of five Western Australian mallee eucalypt species for wood-cement composites”, Industrial Crops and Products, vol. 16, September 2002, p. 89–100. G. , “Brazilian waste fibres as reinforcement for cement-based composites,” Cement and Concrete Composites, vol. 22, October 2000, p. 379–384. , GLOAGUEN V. , “Effect of calcium rich and alkaline solutions on the chemical behaviour of hemp fibres”, Journal of Materials Science, vol. 42, November 2007, p. 9336–9342. [SER 09] SUSTAINABLE EUROPE RESEARCH INSTITUTE (SERI), Overconsumption?
9. This method could lead us to suppose that the estimation of the width is correct in the case of rectangular particles. However, in the case of hemp wood, the short fibers still connected and the particles shredded by milling give rise to outcrops from the projected areas and ultimately cause an overestimation of the widths obtained by way of this method. 8) and analyze them using geometric forms deemed to be representative, other methods exist. ) to the objects detected [IGA 08; BIT 09a] so as to determine their length, and above all their representative width.
3d). 3. 3. Chemistry of the cell walls Plant aggregates are made up of cell walls – remnants of the cells that make up the plant from which they are taken. These lignocellular walls are composed primarily of cellulose, hemi-celluloses and lignin in varying proportions depending on the species of plant and the position or function of the cell within the plant’s structure. For instance, a fiber is created by a cell which is elongated and whose metabolism has focused entirely on the creation of the cell wall.