Applied Mathematicsematics

IUTAM Symposium on Mechanics and Reliability of Actuating by W. Yang

By W. Yang

This ebook summarizes the study findings as an end result from the IUTAM Symposium "Mechanics and Reliability of Actuating fabrics held effectively on September 1-3, 2004 at Tsinghua college, Beijing, China. Actuating fabrics carry a promise for fast-spreading purposes in shrewdpermanent buildings and lively keep an eye on structures, and feature attracted vast recognition from scientists of either mechanics and fabrics sciences groups. excessive functionality and balance of actuating fabrics and constructions play a decisive function of their successive functions as sensors and actuators in structural keep an eye on and robotics. towards this finish, medical efforts are of paramount importance to achieve a deep perception into the elaborate deformation and failure behaviors of actuating fabrics. Examples valuable of in depth exploration are: (1) the constitutive family members of actuating fabrics that couple mechanical, electric, thermal and magnetic homes, in addition to include part transformation and area change; (2) the actual mechanisms of deformation, harm, and fatigue crack development of actuating fabrics; (3) the advance of failure-resilient ways that base at the macro-, meso-, and micro-mechanics analyses; (4) the research of microstructural evolution, balance of part transformation, and measurement results of ferroelectric ceramics, form reminiscence alloys and actuating polymers. The above difficulties symbolize an exhilarating problem and shape a learn thrust of either fabrics technological know-how and sturdy mechanics.

Show description

Read Online or Download IUTAM Symposium on Mechanics and Reliability of Actuating Materials: Proceedings of the IUTAM Symposium held in Beijing, China, 1-3 September, 2004 (Solid Mechanics and Its Applications) PDF

Best applied mathematicsematics books

Stainless Steels for Medical and Surgical Applications (ASTM Special Technical Publication, 1438)

Twenty-one peer reviewed papers provide the most modern learn and technical advancements within the scientific makes use of of stainless steels. This new e-book covers quite a lot of themes together with corrosion, put on, organic reaction, radiopacity, and the excessive rate of scientific items. New alloys are mentioned as recommendations to a couple concerns by way of supplying extra biocompatible, better caliber, radiopaque, or most economical choices for orthopaedic implants and stents.

Convertisseurs et electronique de puissance : Commande, description, mise en oeuvre - Applications avec Labview

Cet ouvrage dresse un huge landscape de l'électronique de puissance : features fondamentaux et résultats expérimentaux, équipements et matériels, outils de perception et mise en oeuvre en milieu industriel. C'est dans cet esprit résolument pragmatique que sont ainsi présentés : les systèmes électroniques de commande, créateurs et transmetteurs, analogique et numérique ; les différents forms de convertisseurs, leurs principes de fonctionnement et leurs comportements dans les stipulations idéales puis réelles ; leurs performances, grâce notamment à los angeles souplesse des systèmes de commande, mais aussi leurs fragilités (en particulier en régime transitoire) ; les outils logiciels (SIMULINK, PSpice et LabVIEW) à même d'accroître los angeles connaissance de leurs comportements et l. a. mise au aspect de systèmes plus performants.

Management Control in Small and Medium-Sized Enterprises - Indirect Control Forms, Control Combinations and their Effect on Company Performance

Administration regulate is a key functionality finished by way of managers, besides the fact that a slightly missed subject in administration examine. Jens Hutzshenreuter determines the impact of administration keep watch over types at the functionality of cutting edge small and medium-sized businesses (SMEs). His findings recommend that during truth oblique regulate kinds resembling group of workers recruiting procedures and cultural parts have a far better functionality effect than conventional keep an eye on types equivalent to budgeting or approach reports.

Additional resources for IUTAM Symposium on Mechanics and Reliability of Actuating Materials: Proceedings of the IUTAM Symposium held in Beijing, China, 1-3 September, 2004 (Solid Mechanics and Its Applications)

Sample text

A sketch of the experimental set-up is shown in Figure 1a. 42 high voltage amplifier V~ ±10kV function generator metal contacts container with silicon oil PZT sample Notch Figure 1. (a) Experimental set-up for the crack propagation experiments under a cyclic electric field and (b) loading configuration for the R-curve measurements The 2-mm-thick samples were used for R-curve measurements under a constant electric field. At one end they can be loaded with a wire connected to a load cell and are also notched with the wire saw.

45, 1907-1915. 8. H. Salje, Y. Ishibashi, 1996, Mesoscopic structures in ferroelastic crystals: needle twins and rightangled domains, J. Phys. Condens. Matter, 8, 8477-8495. 9. Z. Suo, 1990, Singularities, interfaces and cracks in dissimilar anisotropic media, Proc. , A427, 331-358. 10. C. M. McMeeking, 1999, A finite element model of ferroelastic polycrystals, Int. J. Solids Structures, 36, 1541-1556. N. X. Li FML, Department of Engineering Mechanics, Tsinghua University, Beijing, 100084, China Abstract In this investigation, the internal bias field in donor doped PZT ceramics was investigated through measuring both the electric hysteresis loops and the butterfly loops.

11. 12. 13. 14. 15. 16. 17. Y. , Amsterdam. D. Wang, Y. P. Carman, 1998, Influence of temperature on the electromechanical and fatigue behavior of piezoelectric ceramics, J. Appl. Phys. 83, 5342-5350. M. P. Carman, 1998, Relation of the cracking phenomena in piezoelectrics to domain wall motion, Proceedings of SPIE, 3324, 154-160. J. C. Lupascu, J. 5/65/35 PLZT, J. Eur. Ceram. Soc. 21, 1421-1423. J. C. Lupascu, A. -J. Kleebe, J. Rödel, 2002, Microstructural modifications of ferroelectric lead zirconate titanate ceramics due to bipolar electric fatigue, J.

Download PDF sample

Rated 4.28 of 5 – based on 26 votes