نتایج جستجو برای: decomposition of topologica

تعداد نتایج: 21172017  

This paper presents an application of Benders decomposition to deal with the complexities in the simultaneous Generation Expansion Planning (GEP) and Transmission Expansion Planning (TEP). Unlike the power system operation fields of study, the power system planning methods are not expected to be fast. However, it is always preferable to speed up computations to provide more analysis options for...

H. Myrnouri

We study certain function algebras and their operator algebra completions on r-discrete abelian groupoids, the corresponding conditional expectations, maximal abelian subalgebras (masa) and eigen-functionals. We give a semidirect product decomposition for an abelian groupoid. This is done through a matched pair and leads to a C*-diagonal (for a special case). We use this decomposition to study ...

Pure and ZnO-doped Ni0.1Co0.9Fe2O4 catalyst were prepared by co-precipitation method and thermal decomposition in air calcinated at 400-700°C and that treated with different amounts of zinc nitrate (0.46-2.25 w% ZnO). X-ray powder diffractometry, scanning electron microscopy (SEM) and BET analysis of nitrogen adsorption isotherms investigated the crystalline bulk structure and the surface area ...

Dunjia Wang, Lianying Lu Yanfang Kang

A complex of Cu(II) with 1-(6-HydroxyNaphthalen-2-yl) Butane-1,3-Dione (HNBD) was synthesized and characterized by elemental analysis, IR, UV and DTA-TG-DTG techniques.    IR spectra as well as UV-visible absorption measurements indicated that Cu(II) ion was coordinated to the HNBD ligand. The TG-DTA-DTG curves showed that thermal decomposition o...

H. Ghasemi Mobtaker P. Ashtari S.J. Ahmadi

TiO2/Magnetit and TiO2/Nd/Magnetit were prepared and used for photocatalytic decomposition of the methylorange as a pollutant. TiO2 and TiO2/Nd were prepared by sol gel method and were characterized using XRD, FT IR and TEM. The prepared catalysts were deposited on magnetite surface to have a catalyst with magnetite core. So the catalyst can be separated easily from the waste solution by a magn...

Journal: :journal of biomedical physics and engineering 0
m ghofrani jahromi h parsaei a zamani m dehbozorgi

background: electromyographic (emg) signal decomposition is the process by which an emg signal is decomposed into its constituent motor unit potential trains (mupts). a major step in emg decomposition is feature extraction in which each detected motor unit potential (mup) is represented by a feature vector. as with any other pattern recognition system, feature extraction has a significant impac...

ژورنال: مواد پرانرژی 2015

In this study, the effect of Fe3O4-coated graphene as a nanocatalyst on the degradation kinetics of Ammonium Perchlorate and Glysydyl Azide Polymer (AP/GAP) composite propellants is investigated in order to modify and improve the burning rate of propellants. The SEM-EDX and EDX-Mapping surface analysis methods were used for structural and morphological study of the propellant containing nanoca...

Ahmad Joneidi Jafari, Bahram Kamarehie, Hassan Asilian Mahabadi,

Background: In this research, the decomposition of Aroclor 1254, including 20 kinds of poly chlorinated biphenyls (PCBs), in real waste transformer oil in the presence of PEG1000, NaOH, zero valent iron and H2O by microwave (MW) irradiation was studied. Methods: Central composites design (CCD) method was carried out for experimental design. The effects of microwave power levels (200- 1000 W), ...

ژورنال: مواد پرانرژی 2016

Determinations of lifetime for propellants require exact evaluation of thermal decomposition kinetic parameters. Thermal analysis is one of the tools for investigation of thermal decomposition reaction and its kinetic parameters. In this article, thermal decomposition process for a single-base propellant is investigated under 1, 2 and 3 K/min heating rates. Then by using Friedman isoconversiona...

Journal: :Journal of Fourier Analysis and Applications 2007

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