high DC current ripple
Minimization of Torque Ripple of Brushless DC Motor Using HCC with DC-DC Converter
... Brushless DC motor (BLDCM) has been widely used in industrial fields that require high reliability and precise control due to its simple structure, high power density, and extended speeding ...torque ...
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Maximum power extraction from a partially shaded PV system using an interleaved boost converter
... interleaved DC-DC converters they were used over 40 years ago to design a power supply for the Jet Propulsion Laboratory ...interleaved DC-DC converters and a voltage multiplier cells combined ...
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DC-DC Converter with Input Current Ripple Reduction for Battery Charging Application
... the Dc-Dc converters Half Bridge Converter (HBC) is widely used to have low voltage stress, low EMI and high efficiency ...current ripple. The experimental circuit investigated in this ...
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Speed and Torque Ripple Reduction of the Brushless DC Motor using Voltage and Current Controller
... brushless dc motors are widely used in industries such as Aerospace, Vehicle Tracking, Aircraft on board instrumentation, Fuel monitoring System, Appliances, Automotive, Consumer, Medical, and Industrial ...
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The Influence of DC-Link Voltage on Commutation Torque Ripple of Brushless DC Motors with Two-Segment Pulse-width Modulation Control Method
... causes current ripple to be generated in the drive system of brushless DC (BLDC) ...torque ripple that causes mechanical vibration and acoustic noise which are undesirable phenomenon in some ...
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Implementation of TIBC for A Photovoltaic Water Pumping System to Drive a 3ф Induction Motor
... simplicity, high efficiency and easy transformer flux ...the high DC voltage gain of the TIBC, it also compares favourably with other current-fed converters concerning switch voltage stress, ...
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Comparative Analysis of Multipulse AC-DC Converter Using Zig- Zag Transformer
... that DC current is the basic requirement of many of the high power electrical machines like series or shunt DC motors, BLDC motors etc the proper operation of these machines need a smooth ...
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A Model Predictive Control to Reduce Torque Ripple for Brushless DC Motor with Inbuilt Stator Current Control
... higher DC supply voltages this can be a useful saving. Also current control of BLDC motor can be done by a constant DC signal ...Instantaneous current in the brushless PM motor is regulated in ...
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DC-to-DC converter with low input current ripple for maximum photovoltaic power extraction
... input ripple current percentages (10% to 95% of the short circuit current), giving the average power and efficiencies in Table I, at 1000W/m 2 and 25°C for a specific PV ...without ripple ...
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A multilevel integral control technique for reaching high output voltage and compensating non ideal DC input effect
... non-ideal DC input source, however, generating a high voltage output two techniques are combined with each other and the result showed that it can be very ...and current waveform showed that the ...
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Performance Analysis of a PWM DC–DC Converter for PEMFC Stack Power Conditioning Applications
... to high current ripple and have slow dynamics [9]–[11], [16], ...a high voltage level, corresponding to that of the voltage specification of the ...
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Naturally Commutated Bidirectional Half-Bridge High Efficient DC/DC Converter for Biomedical Imaging Systems
... low ripple voltage waveforms, low voltage spikes and variable output ...zero current switching (ZCS) current fed half-bridge DC/DC converter for biomedical imaging ...zero ...
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A HIGH-EFFICIENCY BIDIRECTIONAL INTERLEAVED DC-DC CONVERTER
... a high-efficiency digital controlled bidirectional interleaved dc- dc converter is design and implemented to provide a regulated high voltage output for high- power ...
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Performance Enhancement of PMBL DC Motor Drive by Multi Carrier Modulation Technique
... quasi-square current for torque ripple-less operation. Later, it needs a high resolution position sensor for optimal ...The current point of the rotor is obligatory to regulate the following ...
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The effects of high frequency current ripple on electric vehicle battery performance
... both DC–DC bi-directional converters and elec- trical machine inverter drives [14] and can operate at switching frequencies in the order 20 kHz 50 kHz within a vehicle applica- tion ...the DC battery ...
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A Study and Design of Circulating Current and DC Current Ripple Controlling MMC
... handle high voltage and power ...line current. Moreover,the circulating current of a MMC contains not only double- linenegative-sequence component, which appears under the balancedcondition, but also ...
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Ripple Controlling MMC For Circulating DC Current
... ABSTRACT: MMC is an evolving topology that is capable of take care of high voltage and power rankings.Under the unbalanced circumstance, the principle subject matter of controlis to lower the bad- sequence line ...
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Analysis, Simulation of 3-Stage Cockcroft-Walton Voltage Multiplier for High Step-Up Dc-Dc Converter
... a high step-up dc-dc converter based on the Cockcroft-Walton (CW) voltage multiplier without using step-up ...low-input dc voltage, to high output dc voltage dc generation ...
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DC-Link Capacitor Current Ripple Reduction in DPWM based Back-to-back Converters
... the DC- Link current ripple over one switching ...is high enough to assume the reference signal values during one switching period ...the current, flowing through the DC-Link ...
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A Proposed Control Strategy to Improve the Low Voltage Ride through Capability of Pv System
... a DC-link capacitor for minimizes the voltage ripple across the PV terminals, a DC-DC converter, a DC-DC controller with maximum power point tracking (MPPT), the grid interface ...
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