نتایج جستجو برای: zero current switching zcs
تعداد نتایج: 975165 فیلتر نتایج به سال:
A power electronic inverter is developed for a high-frequency induction heating application. The application requires up to 160kW of power at a frequency of 1OOkHz. This power-frequency product represents a significant challenge for today's power semiconductor technology. Voltage source and current source inverters both using ZCS or ZVS are analyzed and compared. To attain the level of performa...
A simple, topology-independent method is proposed for simulating the responses of open and closed-loop quasiresonant DC-DC convertors operating in the zero-currentswitching mode (ZCS-QRC). The method hinges on the substitution of the resonant network and switch assembly, fundamental in the realisation of such systems, by an equivalent circuit which represents its average behaviour. This permits...
This article presents the analysis and design of a Class- $\text{E}_{\mathrm {M}}/\text{F}_{\mathrm {n}}$ power amplifier (PA). The high peak switch voltage factor classical {M}}$ PA is reduced by 27.3% through adoption notation="LaTe...
In this paper, a new step-upresonant DC-DC converter without an auxiliary switch is introduced. All the switching elements act under zero current switching condition at turn-on and turn-off instants. The proposed converter has a simple auxiliary circuit including an inductor and a capacitor. In addition, the size of the main inductor is considerably reduced because it acts as a resonant inducto...
This paper presents the design and simulation of the zero voltage zero current switched non isolated dcdc boost converter. Many applications powered by batteries need high performance, high step up dc-dc converters. When the converter switches are turned on and off at high frequency to meet dynamic and steady state requirements, the losses add on in the converter. When current through the switc...
A dual switches high step-up DC–DC converter with coupled inductor (CI) and voltage multiplier cell (VMC) is proposed in this paper. The gate pulses of the are synchronized each other. During ON state switches, CIs charged parallel through input power source during OFF they discharged to output series. energy leakage inductances recycled by passive clamp circuit. circuit for one metaloxidesemic...
A novel ZVZCS isolated dual series-resonant active-clamp dc–dc converter is proposed to obtain high efficiency. The proposed converter employs an active-clamp technique, while a series-resonant scheme controls the output voltage with the complementary pulse width modulation controller. The active-clamp circuit serves to recycle the energy stored in the leakage inductance or the magnetizing ...
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