Download Textile Materials for Lightweight Constructions: by Chokri Cherif PDF

By Chokri Cherif

In this booklet, specialists on cloth applied sciences show either basic and particular info on a variety of features of fabric engineering, ready-made applied sciences, and cloth chemistry. They describe the total technique chain from fiber fabrics to varied yarn structures, 2nd and 3D cloth buildings, preforms, and interface layer layout. moreover, the authors introduce trying out equipment, shaping and simulation concepts for the characterization of and structural mechanics calculations on anisotropic, pliable high-performance textiles, together with particular examples from the fields of fiber plastic composites, cloth concrete and fabric membranes. Readers can also be familiarized with the aptitude provided by way of more and more hired cloth constructions, for example within the fields of composite know-how, development know-how, safety expertise and membrane expertise.

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Mineral asbestos fibers are one example of inorganic natural fibers. Natural fibers are often limited in their length, with silk fibers being an exception at lengths often exceeding several hundreds of meters. Man-made fibers are industrially produced textile fiber material and can be produced synthetically in infinite lengths. Fiber-forming polymers are macromolecules with a relative molecular weight of at least 10,000. More than 1,000 atoms are involved in the formation of a macromolecule. Usually, these polymers originate from the covalent bond of monomers resulting from polyaddition, polycondensation and polymerization reactions [6, 7].

Apart from the direct use of cut or continuous reinforcement fibers, textile fabrics with filament yarns are used as reinforcements for complex components. This allows not only the realization of customized fiber arrangements, but also an efficient component manufacture. The application potential and acceptance of reinforcement semi-finished products depend mainly on the state of textile 2 The Textile Process Chain and Classification of Textile Semi-finished Products 19 Fig. 5 Classification of interlooping textile structures processing technology.

One-dimensional reinforcement structure: the reinforcement of the textile semifinished products is oriented primarily in one preferential direction (unidirectional, UD). This concerns stretched yarns and unidirectionally reinforced textile fabrics. Any UD-reinforced fabric is a one-dimensional structure with 2D geometry. Two-dimensional reinforcement structure: A textile construction features a two-dimensional reinforcement structure, if the reinforcement components are primarily planar and oriented in at least two different directions.

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