نتایج جستجو برای: single support phase

تعداد نتایج: 1992407  

2015

Was concentrated on tree phase matrix converter topology. Single-phase Matrix converter or SPMC was first implemented by Zuckerbeger4. Now presented a.Abstract. This paper presents the single phase matrix converter topology that will operate as an uninterruptible power supply circuit. A single circuit is developed.Single phase matrix converter SPMC performs a function such as frequency changer,...

2003

DID YOU KNOW ? Charles Proteus Steinmetz (1855-1923) was born in Breslau, Germany, the son of a railway worker. His political activity forced him to flee Germany. He came to America and was soon employed by General Electric to head up their research facility. He was referred to as “the wizard of Schenectady”, “the forger of thunderbolts”, and “the latter-day Vulcan”. Harvard University said of ...

Journal: :journal of physical & theoretical chemistry 2014
shahla hamedani hossein aghaie shahram moradi

in this work, the structural and electronic properties of folic acid molecule on functionalized (7,0)zigzag single-walled carbon nanotube was studied in gas phase on the basis of density functionaltheory (dft). furthermore, covalent interaction of folic acid with single-walled carbon nanotube wasinvestigated and its quantum molecular descriptors and binding energies were calculated. the dftb3ly...

2015
Rajesh Kr Ahuja Lalit Aggarwal Pankaj Kumar

single phase diode clamped multilevel inverter Department of.This paper presents a single phase multilevel inverter for using as a voltage harmonic source. First, a single phase multilevel inverter system is presented and.The structure of the multilevel inverter using cascaded-inverters with separated dc. single phase multilevel inverter 5 Single-phase configuration of an m-level cascaded inver...

Journal: :IEEE Trans. VLSI Syst. 2001
Suhwan Kim Marios C. Papaefthymiou

Dynamic logic families that rely on energy recovery to achieve low energy dissipation control the flow of data through gate cascades using multiphase clocks. Consequently, they typically use multiple clock generators and can exhibit increased energy consumption on their clock distribution networks. Moreover, they are not attractive for high-speed design due to their high complexity and clock sk...

A. A. Hosseini F. Doustan M. Akbarzadeh Pasha,

Monometallic and bimetallic Ni and Co catalytic nanoparticles supported on Titanium dioxide (rutile phase) substrate were prepared by wet impregnation method. These nanoparicles were used as catalysts for synthesis of multiwalled carbon nanotubes (MWCNTs) from acetylene decomposition at 700°C by the catalytic chemical vapor deposition (CCVD) technique. The nanomaterials (catalyst and CNTs) were...

پایان نامه :0 1380

این مطالعه در نظر دارد تا استحکام برشی 4 نوع سیستم چسبنده عاجی موجود در بازار را مقایسه کند. چهار نوع چسب عاجی شامل: 1-‏‎cleafil-se bond(kuraray)‎‏ 2-‏‎etch&prime 3.0‎‏3-‏‎excite single component(vivadent)‎‏ 4-‏‎single bond(3m)‎‏ است.

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2004
parissa khadiv parsi mohammad ali moosavian

effects of binary mixtures of ionic/nonionic (sodium dodecyl sulfate/2-heptanol or 1-decanol) and nonionic/nonionic surfactants (2-heptnol/1-decanol) on drop/interface coalescence of water drops in a continuous n-heptane phase were examined. the drop size reduced appreciably and the multi-step coalescence was suppressed finally as the concentration of each of the constituting components of surf...

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