single-phase PFC converters
A repetitive PI Current Controller for Boost Single Phase PFC Converters
... Typical PFC schemes use two cascaded loops: the first loop aims to regulate the boost dc output voltage and provide the amplitude for the reference to the second controller, which controls sinusoidal current ...
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A Novel Soft Switching Single –Stage PFC with Flying Capacitors in Interleaved Three Phase AC DC Converters Suramalla Prashanth & G Ganesh
... Fig. 8 shows a graph of curves of efficiency vs. output load for the two converters. What is of interest in this figure are the characteristics of the two efficiency curves rather than the actual efficiency ...
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A new ZCS ZVS single phase PFC converter with a LCD snubber for output voltage regulation
... The proposed LCD passive snubber cell helps the boost converter switch to have ZCS turn ON and ZCS turn OFF. This result in reduced turn ON and turn OFF switching losses. The proposed converter has a efficiency that is ...
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DSP Based Voltage Controlled Single Stage PFC Converter with Synchronous Rectification
... power converters are required to operate with high power factor (PF) and low total harmonic distortion (THD) for improved grid quality and full capacity utilization of the transmission ...active PFC ...
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Single Phase Bridgeless Zeta PFC Converter with Reduced Conduction Losses
... years, single phase ac-dc PFC converters have received much attention due to the dramatic growth in the use of electronic equipment and these ac-dc converters introduce harmonic ...
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High Power Factor Bridgeless SEPIC Rectifier for Drive Applications
... end converters in drive applications like volt per hertz speed control of induction motors, traction drives, textile industries ...end converters suffer from many problems like poor power factor, harmonics, ...
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PV System fed Topology for BLDC Motor Drive with PFC
... a single-phase AC mains through a diode bridge rectifier (DBR) followed by a DC link ...switch converters. It is operated as a single-stage power factor corrected (PFC) device once ...
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A Comparative Study of Different Filters on Bridgeless Interleaved closed loop AC-DC Converter for Power Factor Correction
... bridgeless PFC boost rectifiers is given by Huber [1]. A high-performance single- phase bridgeless interleaved PFC converter for plug-in hybrid electric vehicle battery chargers is presented ...
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Unidirectional AC–DC PFC Converters for Power Quality Improvement
... Copyright to IJAREEIE DOI:10.15662/IJAREEIE.2015.0412056 9705 unbalance can often go beyond the acceptable limit. With the feeders geographically spread out, it is not always possible to achieve reactive compensation at ...
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Novel Approach on Stability Analysis of Single Phase Full Bridge Inverter with Reduced DC Link Capacitor
... ac/dc converters has been to increase their ...capacitance. PFC ac/dc converters with small dc-link capacitance have low stored energy in dc- ...
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Analysis of Power Factor Correctors For BLDC Motors
... Brushless Direct Current (BLDC) motors are one of the motor types rapidly gaining popularity. BLDC motors are used in industries such as Appliances, Automotive, Aerospace, Consumer, Medical, Industrial Automation ...
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New Three-Phase Interleaved Single-Stage PFC AC-DC Adapter with an Intense Bird
... corresponds to the same sequence of modes that exists in a standard two-level phase-shift PWM full-bridge converter. The proposed interleaved topology with flying capacitor can guarantee a ZVS turn-on for its very ...
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Speed Control of DC Motor with Modified SEPIC Rectifier
... new single-phase ac-dc power factor correction (PFC) bridgeless single ended primary inductor converter (SEPIC) rectifier with speed control of DC ...
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Integration of Two Flyback Converters at Input PFC Stage for Lighting Applications
... The PFC power topology presented in the paper is based on the integration of two flyback converters, one for each polarity of the line voltage, thereby completely eliminating diode bridge rectifier and ...
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A Single-Stage PFC Half-Bridge Converter Controlled Adjustable Speed PMBLDCM Drive
... stage PFC converters have high cost and complexity in implementing two separate switch-mode converters, therefore a single stage converter combining the PFC and voltage regulation at DC ...
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An Active Power Factor Correction Technique for Bridgeless Boost AC DC Converter
... For a purely resistive circuit, the PF is 1 since the reactive power equals zero. For a purely inductive circuit, the PF is zero since true power equals zero. Same for a purely capacitive circuit. Thus, if there are no ...
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A Study of Interleaved Buck Converter PFC with Slope Compensation
... Clamping current mode control is similar to that of peak current mode control. Inductor current is taken from the circuit and compared with reference signal during each switching period. But the maximum duty cycle (D) of ...
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Dc/Dc Converter Fed With Dc Motor Phase Shift Control Scheme for Modular Multilevel
... novel phase-shift-controlled modular multilevel dc/dc converter is proposed and analyzed for the high input voltage dc-based ...the phase-shift control scheme, ZVS soft-switching performance is ensured to ...
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A Bridgeless Interleaved Continuous Conduction Mode Boost Power Factor Correction Converter
... Boost PFC rectifier with high gain output voltage has been proposed and experimentally ...a single switch employed, the implemented system control circuit is simple to achieve high power factor by applying ...
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DESIGN AND OPERATION OF A SINGLE PHASE DC-AC MULTILEVEL CONVERTERS WITH UNBALANCED DC SOURCE
... Fig. 2 demonstrates the ideal waveforms of proposed inverter. Vc is the triangular carrier, and Vpp is the peak value of Vc. The modulation signals of triangular carrier are Vm 1c, Vm 1b, Vm 2c and Vm 2b . Vm 1b and Vm ...
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