نتایج جستجو برای: static strain energy

تعداد نتایج: 969266  

2014
RONALD L. POVEDA NIKHIL GUPTA

The current study is focused on exploring the possibility of reinforcing syntactic foams with carbon nanofibers (CNFs). Syntactic foams are hollow, particle-filled composites that are widely used in marine structures and are now finding applications in other modes of transportation due to their high stiffness-to-weight ratio. The compressive properties of syntactic foams reinforced with CNFs ar...

Journal: :Circulation research 1972
E Koushanpour D M Kelso

The purpose of this investigation was to learn what part of the carotid sinus baroreceptor response is attributable to the gross mechanical properties of the wall and what part to the receptor elements. Static pressure forcings were applied to an isolated dog carotid sinus preparation while baroreceptor nerve activity was recorded; carotid sinus deformation was measured from still photographs t...

H Mehrabi M Shariati,

In this paper, low cycle fatigue life of CK45 steel and SS316 stainless steel under strain-controlled loading are experimentally investigated. In addition, the impact of mean strain and strain amplitude on the fatigue life and cyclic behavior of the materials are studied. Furthermore, it is attempted to predict fatigue life using energy and SWT damage parameters. The experimental results demons...

Journal: :تحقیقات مهندسی کشاورزی 0
محمدحسین سعیدی راد عضو هیئت علمی بخش تحقیقات فنی و مهندسی مرکز تحقیقات کشاورزی و منابع طبیعی خراسان رضوی احمد طباطبایی فر استاد دانشکده مهندسی بیوسیستم دانشگاه تهران فوژان بدیعی استادیار پژوهش مؤسسه تحقیقات فنی و مهندسی کشاورزی.

the mechanical strength of cumin seed and the effects of moisture content, seed size, speed and direction of loading on the force and energy required to fracture cumin seed were investigated. the results showed that moisture and loading direction were significant at the 1% level on the force and energy required to fracture cumin seed. the effects of seed size on force and loading speed on energ...

Journal: :iranian journal of materials forming 2015
a. khosravifard m. m. moshksar r. ebrahimi

the dynamic behavior of three high manganese steels with very different stacking faultenergy (sfe) values (4-30 mj/m2) were studied using high strain rate torsional tests. the hotrolledmicrostructure of the steel with the lowest sfe of 4 mj/m2 consisted of a duplex mixture ofaustenite and ε-martensite, but those of the other two steels were fully austenitic. the deformedmicrostructures were stu...

The static strain aging is a phenomenon that can change the mechanical properties of low carbon steels. Thus, the static strain aging behavior of low carbon steel wires after drawing process is studied. To do so, the wires are austenitized at different temperatures and cooled in different rates. Then the wires are drawn and aged at a specific temperature and time. Before and after aging of each...

Journal: :تحقیقات مهندسی کشاورزی 0
علی ماشاءاله کرمانی استادیار پژوهش بخش تحقیقات فنی و مهندسی مرکز تحقیقات کشاورزی و منابع طبیعی قزوین تیمور توکلی هشتجین استاد دانشگاه تربیت مدرس سعید مینایی دانشیار دانشگاه تربیت مدرس

an understanding of the strength of rice grains as affected by moisture content and temperature is important for analysis and prediction of cracking and/or breakage behavior during handling and processing. further, the magnitude of these properties at various moisture contents and temperatures is needed for the accurate design of milling machinery so that grain damage is minimized. to determine...

In this research, the thermodynamic investigation of the tri-generation system is performed by the first and second law of Thermodynamics. The trigeneration system under study consists of three subsystems including the solar subsystem, Kalina subsystem and lithium bromide-water absorption chiller subsystem. The proposed system generates power, cooling and hot water using solar energy. The syste...

Journal: :international journal of advanced design and manufacturing technology 0
sadegh rahmati hamidreza khalili

automobile body plays crucial role in preventing the collision energy transfer in severe accidents to the passengers. if the collision energy is dissipated or saved in bumper or chassis, the amount of damage to the occupants would be minimized. using novel laminated panel (fiber metal laminate) in auto body, and considering the characteristics such as high energy absorption, strength, high dent...

Journal: :E3S web of conferences 2023

This research scrutinizes the impact of plane strain on optical characteristics Indium Phosphide (InP) employing first-principles methodology, grounded Density Functional Theory (DFT). The findings suggest that peaks spectral response curves dielectric function, refractive index, extinction coefficient, absorption and reflection coefficient InP, when subjected to tension strain, shift towards l...

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