نتایج جستجو برای: temperature dependent properties

تعداد نتایج: 1869763  

Journal: :international journal of automotive engineering 0
golbakhshi namjoo mohammadi

the dissipated energy from periodic deformation is regarded as the main reason for heat generation and temperature rise inside the tire domain. however, the mechanical behavior of rubber parts is highly temperature dependent. in most performed investigations, the influence of thermal effects on stress/ deformation fields of pneumatic tires is ignored and just temperature distribution is conside...

F Saadi M Goodarzi, M Khooran M Mohammadi

In this study, the vibration behavior of functional graded (FG) circular and annular nanoplate embedded in a Visco-Pasternak foundation and coupled with temperature change is studied. The effect of in-plane pre-load and temperature change are investigated on the vibration frequencies of FG circular and annular nanoplate. To obtain the vibration frequencies of the FG circular and annular nanopla...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده شیمی 1389

in this project, some new polyaspartimides, (pas)s, have been synthesized form michael addition reaction between new synthetic bismaleimide (bmi) and some aromatic diamines. a characteristic property of this polyaspartimides is a pendent carboxylic group, which introduced to these polymers from new bismaleimide. bismaleimides (bmi) is one of the interesting compounds, which can be self-polymeri...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2011
bijan honarvar dariush mowla ali akbar safekori

the drying behavior of green peas is investigated in a pilot scaled fluidized bed dryer (fbd) with inert particles assisted by an infra red (ir) heat source. the variation of shrinkage and moisture diffusivity with temperature and moisture content were investigated. the experimental drying curves were adjusted to the diffusion model of fick’s law for spherical particles. the result was that, al...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده علوم 1391

nanotechnology is a general term which is related with field of all advanced science term that generally predicates with all modern technologies which consider nanoscales. improvement in the quality of products by adding some nanoparticles and study of their behavior in the presence of these nanoparticles have been obtained in many researches. on the other hand numerous demands for sowing ...

Journal: :physiology and pharmacology 0
vahid khori golestan cardiovascular research center, university of medical sciences mohammad azadbakht mohsen nayebpour anti-arrhythmic frequency-dependent effects of crataegus monogyna on extra cellular field potential of isolated rabbit av-node. amirhosean jamshidi mona pourabouk golestan cardiovascular research center, golestan university of medical sciences alimohammad alizadeh

introduction: despite extensive studies about effects of crataegus monogyna on cardiovascular diseases yet, a few study has been undertaken antiarrhythmic property of this plant. aims of the present study were: 1) to determine the protective role of methanolic extract of c.monogyna on the rate-dependent model and the concealed conduction . 2) to explore the role of na+-k+ a tpase in the protect...

In the present research, vibrational behavior of anisotropic protein microtubules (MTs) immersed in cytosol via Cooper–Naghdi shell model is investigated. MTs are hollow cylindrical structures in the eukaryotic cytoskeleton which surrounded by filament network. The temperature effect on vibration frequency is also taken into account by assuming temperature-dependent material properties for MTs....

1998
Yong Hoon Jang Jack Hu

The method of Greenwood and Williamson is extended to give a general solution for the coupled nonlinear problem of steady-state electrical and thermal conduction across an interface between two conductors of dissimilar materials, for both of which the electrical resistivity and thermal conductivity are functions of temperature. The method presented is sufficiently general to cover all combinati...

2012
Erik Hobbie Andrew Croll Orven Swenson Xinnan Wang

..................................................................................................iii ACKNOWLEDGEMENTS..................................................................................iv LIST OF FIGURES...........................................................................................vii CHAPTER

2008
W. Guo G. Tiwari J. Tang S. Wang

* Corresponding author. E-mail addresses: [email protected] 1537-5110/$ – see front matter a 2008 IAgrE doi:10.1016/j.biosystemseng.2008.07.002 Knowledge of dielectric properties of agricultural commodities is essential to develop thermal treatments using radio frequency and microwave energy. Dielectric properties (the dielectric constant and loss factor) of compressed chickpea flour samples ...

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