• Aucun résultat trouvé

Strain and strain rate

Modeling grain size and strain rate in linear friction welded Waspaloy

Modeling grain size and strain rate in linear friction welded Waspaloy

... contact and subjected to an axial ...interface and thus material ...part, and the pressure is maintained or increased to consolidate the two parts ...high strain rate deformation at ...

10

Oxidation Assisted Intergranular Cracking in Alloy 718: Effects of Strain Rate and Temperature

Oxidation Assisted Intergranular Cracking in Alloy 718: Effects of Strain Rate and Temperature

... open and important topic. Results and observations obtained within the framework of this study bring to light some new elements, allowing a better unders- tanding of the coupling processes involved in the ...

8

Polypropylene foam behaviour under dynamic loadings: Strain rate, density and microstructure effects

Polypropylene foam behaviour under dynamic loadings: Strain rate, density and microstructure effects

... upper and lower limits of the relative collapse stress can be drawn in this ...Gibson and Ashby, the con- tribution of the cell faces is comparatively small and negligible as they are often damaged ...

15

Microstructural and experimental analysis of strain rate effect for short glass fiber reinforced polypropylene

Microstructural and experimental analysis of strain rate effect for short glass fiber reinforced polypropylene

... specimens. Strain evolutions are determined by contact-less measurements (Digital Image Correlation and labels ...microscopic and macroscopic scale: the in- uence of micro-structure and ...

11

Full-field strain measurement and identification of composites moduli at high strain rate with the Virtual Fields Method

Full-field strain measurement and identification of composites moduli at high strain rate with the Virtual Fields Method

... high strain rate testing of composite materials is an important topic since many of their applications result in dynamic ...erty rate effect in order to ensure accurate and conser- vative ...

29

The strain rate and temperature dependence of Young's modulus of ice

The strain rate and temperature dependence of Young's modulus of ice

... Access and use of this website and the material on it are subject to the Terms and Conditions set forth at The strain rate and temperature dependence of Young's modulus of ice ...

12

A constitutive model for Ti6Al4V considering the state of stress and strain rate effects

A constitutive model for Ti6Al4V considering the state of stress and strain rate effects

... [10], and then applied it in orthogonal cutting simulation of Ti6Al4V alloy under cryogenic cooling ...plasticity and damage. As far as this effect is concerned, Rice and Tracey [17] described the ...

36

Behaviour of a quasi-brittle material at high strain rate. Experiment and modelling

Behaviour of a quasi-brittle material at high strain rate. Experiment and modelling

... on rate sensitivity of rock tested at medium strain rates, for example in previous papers (Cheatam, 1968; Lindholm et ...1972) and more recently (Klepaczko et ...pendulum and drop weight ...

19

Effects of strain rate and temperature on the mechanical behavior of high-density polyethylene

Effects of strain rate and temperature on the mechanical behavior of high-density polyethylene

... Strain rate effect at 20  C. Stress–strain (σ-ε) tensile curves for several strain rates at 20  C are presented in Figure ...loading rate at this ...point and material failure ...

11

A mixed strain rate and energy based fatigue criterion for short fiber reinforced thermoplastics

A mixed strain rate and energy based fatigue criterion for short fiber reinforced thermoplastics

... established and analyzed in order to study the evolution of multiple mechanical parameters in- cluding energy based quantities and cyclic ...orientation and load ratio e ffects. First materials, ...

14

Thixoforming of Steel: New Tools Conception to Analyse Thermal Exchanges and Strain Rate Effects

Thixoforming of Steel: New Tools Conception to Analyse Thermal Exchanges and Strain Rate Effects

... Exchanges and Strain Rate Effects - In: 10th ESAFORM Conference on Material Forming, Spain, 2007-04-18 - AIP COnference Proceedings of the 10th ESAFORM - ...

7

GPS inferred velocity and strain rate fields in eastern Canada

GPS inferred velocity and strain rate fields in eastern Canada

... pattern and magnitude of the regional crustal deformation using a subset of 43 CGPS ...California and Southern Nevada (Langbein, 2008; Tiampo et ...candia, and Central Europe (Bergstrand et ...

291

Coupled temperature and strain rate effects on non-linear mechanical behaviour of amorphous polymers : Experimental characterisation and modelling of strain rate-temperature superposition

Coupled temperature and strain rate effects on non-linear mechanical behaviour of amorphous polymers : Experimental characterisation and modelling of strain rate-temperature superposition

... [11] and then extended by Gehring et ...moderate strain levels, around ...“equivalent strain rate” is still no included in this way of ...viscoelastic and near glassy ...the ...

185

Constant strain- and stress-rate compressive strength of columnar-grained ice

Constant strain- and stress-rate compressive strength of columnar-grained ice

... This publication could be one of several versions: author’s original, accepted manuscript or the publisher’s version. / La version de cette publication peut être l’une des suivantes : la version prépublication de ...

24

Experiments on anisotropic and rate sensitive strain ratio and modulus of columnar-grained ice

Experiments on anisotropic and rate sensitive strain ratio and modulus of columnar-grained ice

... / La version de cette publication peut être l’une des suivantes : la version prépublication de l’auteur, la version acceptée du manuscrit ou la version de l’éditeur.. For the publisher[r] ...

12

Very High Strain Rate Range

Very High Strain Rate Range

... specimen and the projectile, as shown in ...loading and then the pulse is both re flected within the specimen and transmitted to the transmitted bar, owing to the mismatch of material ...section, ...

25

Design of fixtures and specimens for high strain-rate tensile testing on a drop tower

Design of fixtures and specimens for high strain-rate tensile testing on a drop tower

... The second design was analyzed using finite element analysis by dropping a weighted force sensor onto an I-beam, with the specimens represented as nonlinear spring[r] ...

41

Crack-enhanced creep in polycrystalline material: strain- rate sensitive strength and deformation of ice

Crack-enhanced creep in polycrystalline material: strain- rate sensitive strength and deformation of ice

... L’accès à ce site Web et l’utilisation de son contenu sont assujettis aux conditions présentées dans le site LISEZ CES CONDITIONS ATTENTIVEMENT AVANT D’UTILISER CE SITE WEB. Journal of Materials Science, 23, 12, pp. ...

18

Sensitivity of the flow stress of Nylon 6 and Nylon 66 to strain-rate

Sensitivity of the flow stress of Nylon 6 and Nylon 66 to strain-rate

... deposit and dissemination of sci- entific research documents, whether they are pub- lished or ...teaching and research institutions in France or abroad, or from public or private research ...

7

Dynamic uniaxial extension of elastomers at constant true strain rate

Dynamic uniaxial extension of elastomers at constant true strain rate

... of strain and strain rate As mentioned above, for each test and for each time, the stretch ratio at different positions in the sample was ...noisy, and we used the local poly- ...

9

Show all 10000 documents...

Sujets connexes