نتایج جستجو برای: resonant power conversion

تعداد نتایج: 614077  

آفریده, حسین, سو چای, جونگ, شریفی اسدی ملفه, محمدصالح, قرقره‌چی, میترا,

The electric field in cavity accelerates charged particles and magnetic field of magnets changes the direction of these particles in cyclotrons. In order to establish the electric field inside the cavity, a noiseless radio frequency (RF) signal should be generated, amplified and sent to cavity. The resonant frequency of the cavity could be changed by temperature variation. Variation of resonant...

2014
S. Shanthi

The proposed modulation technique of power converter topology provides high reliability, excellent performance, minimum energy consumption which reduces switching loss. The Power converter features a full-bridge resonant converter operating with a switching frequency ( ) between 15 kHz and 40 kHz in order to improve efficiency and power density make a suitable solution for domestic induction he...

Journal: :The Transactions of the Korean Institute of Power Electronics 2016

2010
J. Bravo-Abad A. W. Rodriguez J. D. Joannopoulos P. T. Rakich S. G. Johnson M. Soljačić

In this letter, we show theoretically how the light-confining properties of triply-resonant photonic resonators can be tailored to enable dramatic enhancements of the conversion efficiency of terahertz THz generation via nonlinear frequency down-conversion processes. Using detailed numerical calculations, we predict that this approach can be used to reduce up to three orders of magnitude the pu...

2016
A. S. Viswanathan

An electric vehicle (EV), otherwise called as an electric drive vehicle uses one or more electric motors or traction motors to create the driving force needed for motion. Considering the power supply for vehicle computer and electronics, battery and DC-DC converter is required. To achieve the required voltage levels, power converters and inductances are required. Resonant converters are popular...

2002
Claudio Adragna

Over the past two decades plenty of resonant and quasi-resonant converters have been developed and proposed as an answer to the difficulties raised by square-wave converters, especially those related to their parasitic elements. The basic idea is to put these parasitics in use. The core of both classes of converters is a tank circuit. Unlike resonant converters, where it takes part actively in ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1389

growing demands and requires of high data rate systems cause significant increase of high frequency systems for wideband communication applications. as mixers are one of the main blocks of each receivers and its performance has great impact on receiver’s performance; in this thesis, a new solution for ku-band (12-18 ghz) mixer design in tsmc 0.18 µm is presented. this mixer has high linearity a...

2014
N.Dhivya Devi

This paper proposes a new converter topology that interfaces four ports: two sources, one bi-directional storage port and one isolated load port. In order to improve the efficiency of energy conversion, a sot switching boost converter using a simple auxiliary resonant circuit(SARC) which is composed of an auxiliary switch, a diode, a resonant inductor and a resonant capacitor is adopted. The co...

Journal: :Optics letters 2015
Clemens J Krückel Víctor Torres-Company Peter A Andrekson Daryl T Spencer Jared F Bauters Martijn J R Heck John E Bowers

In this Letter we introduce a complementary metal-oxide semiconductor (CMOS)-compatible low-loss Si3N4 waveguide platform for nonlinear integrated optics. The waveguide has a moderate nonlinear coefficient of 285  W/km, but the achieved propagation loss of only 0.06  dB/cm and the ability to handle high optical power facilitate an optimal waveguide length for wavelength co...

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