نتایج جستجو برای: impact energy

تعداد نتایج: 1387768  

Farhadi, Mokhtari,

Automobile light weight structural composites are subjected to the various loadings in their service lives. Honeycombs are increasingly used as core structures in automobile light weight structures as energy absorbers. In this paper the energy absorption of honeycomb panels under impact of cylindrical projectile is numerically and experimentally studied. The effect of the core materials and cro...

2008
V. Basil Hans

The purpose of this paper is to examine the role of micro finance in the empowerment of people and the realisation of financial inclusion in India. While there are reservations about the efficacy of MFIs in handling public money, their growth and achievements demand attention and appreciation. Today the MFIs want the government to empower them for mobilising savings. With increasing demand for ...

2002
P. Wang J. J. MacFarlane

In order to deduce the experimental beam conditions from the observed x-ray line emission spectrum of high Z elements, atomic radiative data for transition energies and oscillator strengths, ion-atom impact ionization cross sections, Coster-Kronig yields, and fluorescence yield are needed. In this paper, we report on calculations to study the dependence of these atomic data on ionization stage....

2005
M F Ciappina W R Cravero

In this work we present fully differential cross sections (FDCSs) calculations using post and prior version of CDW–EIS theory for helium single ionization by 100 MeV C 6+ amu −1 and 3.6 MeV amu −1 Au 24+ and Au 53+ ions. We performed our calculations for different momentum transfer and ejected electron energies. The influence of internuclear potential on the ejected electron spectra is taken in...

2006
Jon K. Hillier S. Kempf R. Srama

We present the initial results from a simulation of ion behaviour within Cassini’s cosmic dust analyser (CDA) instrument, using an inhouse ion dynamics code. This work is to enable and enhance the detailed interpretation of dust impact ionisation mass spectra returned from the Saturnian system. Early work has already provided insights into the properties of the impact plasma in both lowand high...

Ahmad Sadeghzadeh Ashkan Nabavi-Pelesaraei Hassan Ghasemi Mobtaker, Mir Hossein Payman

The objectives of this research were to investigate influences of energy inputs and energy forms on output levels and evaluation of CO2 emissions for hazelnut production in Guilan province of Iran. Moreover, the sensitivity analysis was done by marginal physical productivity (MPP) method for energy inputs and energy using linear regression. Initial data were collected from 120 orchar...

2007
Ratchatee Techapiesancharoenkij Samuel M. Allen

Ni–Mn–Ga based ferromagnetic shape memory alloys (FSMAs) have emerged as a promising new class of active materials capable of producing a large (several %) magnetic-field-induced strain (MFIS). FSMAs still have several characteristic shortcomings that may limit their potential applications. A threshold field of 2 to 4 kOe must be overcome to initiate twin boundary motion and a larger field is r...

Ahmad Sadeghzadeh Ashkan Nabavi-Pelesaraei Hassan Ghasemi Mobtaker, Mir Hossein Payman

The objectives of this research were to investigate influences of energy inputs and energy forms on output levels and evaluation of CO2 emissions for hazelnut production in Guilan province of Iran. Moreover, the sensitivity analysis was done by marginal physical productivity (MPP) method for energy inputs and energy using linear regression. Initial data were collected from 120 orchar...

A. Mortezaei H. Naderpour, Rui C. Barros S.M. Khatami

Building pounding occurs between two adjacent buildings with small gap or without sufficient separation distance. It leads to damage buildings during earthquake due to impact. Many researchers have investigated building pounding based on impact force reduction and energy dissipation increase, when two buildings collide with each other. In numerical investigations, using specific link element, i...

ژورنال: انرژی ایران 2020

Due to increasing population and decreasing energy sources, this research studies the consumption of domestic energy. The purpose of this study is to predict the factors affecting household energy consumption. To do this, we use 3 algorithms, M5Rules, K-nearest neighbor and random forest, available in Weka software. In this study, the feature correlation algorithm is used to select the most imp...

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