Switched-mode power supply ≈ Switched-mode power supply
View article
A Review of Passive Power Filters for Three-Phase Grid-Connected Voltage-Source Converters Open
In order to reduce size and cost, high-order passive filters are generally preferred in power converters to cancel out high frequency harmonics caused by pulse width modulation. However, the filter resonance peaks may require the use of pa…
View article
A Nonisolated Interleaved Boost Converter for High-Voltage Gain Applications Open
The requirement for high-voltage gain step-up dc-dc converters is increasingly becoming important in many modern power supply applications. They are an essential power conversion stage in systems, such as grid-connected renewables and elec…
View article
Power Quality Improvement Using Dynamic Voltage Restorer Open
Power Quality is an essential concern in the modern power system that can affect consumers and utility. The integration of renewable energy sources, smart grid systems and extensive use of power electronics equipment caused myriad problems…
View article
Modeling and Simulation of a PI Controlled Shunt Active Power Filter for Power Quality Enhancement Based on P-Q Theory Open
The design of reliable power filters that mitigate current and voltage harmonics to meet the power quality requirements of the utility grid is a major requirement of present-day power systems. In this paper, a detailed systematic approach …
View article
High Gain Transformer-Less Double-Duty-Triple-Mode DC/DC Converter for DC Microgrid Open
High-gain DC/DC converters with high efficiency are needed in dc microgrid owed to the low voltage of power sources, e.g., photovoltaic-cell and fuel-cell. This paper proposed a new high-gain double-duty-triple-mode (DDTM) converter for dc…
View article
Power Routing for Cascaded H-Bridge Converters Open
Modular power converters are expected to play a major role in medium- and high-voltage/power applications. Normally, each module processes the same amount of power; however, this does not take into consideration that different modules can …
View article
Power Flow Management of Isolated Multiport Converter for More Electric Aircraft Open
© 2016 IEEE. High-voltage direct-current (HVDC) based power distribution networks have become an attractive alternative to classical ac distribution networks in more electric aircrafts (MEAs). This paper proposes a power flow management sy…
View article
Issues of Power Quality in Electrical Systems Open
It is not enough to have power supply. The characteristics of supply voltage at all-time are very essential for smooth operation and service-life of equipment. The voltage characteristics determine the quality of the power supply. The degr…
View article
Design Considerations for High-Voltage Insulated Gate Drive Power Supply for 10-kV SiC MOSFET Applied in Medium-Voltage Converter Open
High-performance gate drive power supply (GDPS) plays a crucial role in ensuring the reliability and safety of the gate driver for power semiconductor devices. This article focuses on the design of a high-voltage-insulated GDPS for the 10-…
View article
Bus Participation Factor Analysis for Harmonic Instability in Power Electronics Based Power Systems Open
Compared with the conventional power systems, large-scale power electronics based power systems present a more complex situation, where harmonic instability may be induced by the mutual interactions between the inner control loops of the c…
View article
Resonant–Repetitive Combined Control for Stand-Alone Power Supply Units Open
This paper investigates a combined resonant–repetitive (RR) control structure for a three-phase four-leg dc/ac
\nconverter power supply. The RR control configuration is composed by a resonant controller tuned at the system fundamental freq…
View article
A Nanocurrent Power Management IC for Low-Voltage Energy Harvesting Sources Open
This paper presents the nanopower design of an integrated 1 μW-to-5 mW power management circuit. The circuit integrates a boost converter with maximum power point tracking, a low drop-out voltage regulator (LDO), and a start-up circuit for…
View article
Multiple-Vector Model-Predictive Power Control of Three-Phase Four-Switch Rectifiers With Capacitor Voltage Balancing Open
Model-predictive power control (MPPC) takes the switching nonlinearity of power converters and system constraints into consideration. It is a promising control technique for three-phase four-switch rectifiers (TPFSRs) because capacitor-vol…
View article
Unified Power Quality Conditioners Based Different Structural Arrangements: A Comprehensive Review Open
Mitigating power quality issues in distribution systems is of utmost importance to both electricity consumers and suppliers as it improves the distribution system’s efficiency, reduces electricity costs, maintains continuous supply, and di…
View article
An Inductive Hybrid UPQC for Power Quality Management in Premium-Power-Supply-Required Applications Open
Voltage sag and harmonic pollution have a serious impact on the medium-voltage premium-power-supply-required park represented by optical semiconductors, data storage, precision instruments and biopharmaceuticals. Which makes existing equip…
View article
A Three-Phase Single-Stage AC–DC Wireless-Power-Transfer Converter With Power Factor Correction and Bus Voltage Control Open
Wireless power transfer (WPT) technology has been a research and industrial hotspot with applications in many areas, such as wireless electric vehicle charging system that requires high power, high efficiency, and high power factor (PF). U…
View article
High‐speed low‐power and low‐power supply voltage dynamic comparator Open
A structure of a dynamic comparator with high‐speed low‐power and a low‐power supply voltage is proposed. The proposed comparator is compared with previous dynamic comparators. For the same size of input/output transistors and latch as wel…
View article
Rail-to-Rail Dynamic Voltage Comparator Scalable Down to pW-Range Power and 0.15-V Supply Open
An ultra-low voltage, ultra-low power rail-to-rail dynamic voltage comparator solely based on digital standard cells is presented. Thanks to its digital nature, the comparator can be designed and integrated with fully-automated digital des…
View article
Maximum Power Tracking Based Open Circuit Voltage Method for PV System Open
Photovoltaic power plants pose challenges when integrated with power grid. The PV plants always focus on extracting maximum power from arrays. A new technique for tracking a pseudo-maximum power point for creating power reserve is presente…
View article
Harmonic Mitigation Using Passive Harmonic Filters: Case Study in a Steel Mill Power System Open
In this study, we mitigated the harmonic voltage in a power system that contained the roughing mill (RM) and finishing mill (FM) motor drives. AC/DC converter type RM drive is a non-linear, large-capacity varying load that adversely affect…
View article
LED Driver Based on Input Current Shaper Without Electrolytic Capacitor Open
This paper presents a high-power-factor light-emitting diode (LED) driver implemented by using an input current shaper technique. A flyback converter operating in DCM is placed between the main rectifier and dc bus, in order to increase th…
View article
Active Currents, Power Factor, and Apparent Power for Practical Power Delivery Systems Open
Concepts of apparent power and power factor as measures of a system's power delivery capability are over a century old but have not been defined in one general, rigorous and acceptable way. Instantaneous power is defined precisely, and ave…
View article
Analysis of voltage stabilizers and non-contact relays in power supply systems Open
The article discusses the results of comparison and analysis of voltage stabilizing devices and contactless relays in the power supply system. Based on the analysis, the time variation of the voltage in the capacitive circuit is shown. Bas…
View article
Study of the state of the issue of increasing the quality of electric energy in the power supply systems Open
This article examines the importance of ensuring the quality of electricity and considers the possibility of using a system for monitoring the quality of electricity in the power supply system. Based on the results of the study, it was fou…
View article
A Traction Three-Phase to Single-Phase Cascade Converter Substation in an Advanced Traction Power Supply System Open
The advanced traction power supply system (ATPSS) is a new directional development for traction power supply systems, which can totally remove the neutral sections and effectively promote power quality. However, the existing converters suf…
View article
Comparison of Reactive Power Control Techniques for Solar PV Inverters to Mitigate Voltage Rise in Low-Voltage Grids Open
The greater integration of solar photovoltaic (PV) systems into low-voltage (LV) distribution networks has posed new challenges for the operation of power systems. The violation of voltage limits attributed to reverse power flow has been r…
View article
Active Power Filtering Using the ZDPC Method under Unbalanced and Distorted Grid Voltage Conditions Open
In this paper, we propose a new Zero Direct Power Control (ZDPC) technique for active compensation of harmonics and reactive power, using shunt active power filter (SAPF), based on cancellation of instantaneous active and reactive power di…
View article
Auxiliary Power Supplies for High-Power Converter Submodules: State of the Art and Future Prospects Open
Recent developments in medium-voltage (MV) silicon and silicon carbide (SiC) power semiconductor devices are challenging state-of-the-art converter and auxiliary power supply (APS) designs. The APS is an important converter component, whic…
View article
A Family of Module-Integrated High Step-Up Converters With Dual Coupled Inductors Open
In order to overcome the defect of low output voltage of the renewable energy-based generators, such as the photovoltaic array and fuel cells, a family of high step-up integrated dc/dc converters with dual coupled inductors is proposed bas…
View article
Current Reference Control for Shunt Active Power Filters Under Unbalanced and Distorted Supply Voltage Conditions Open
This paper proposes a current reference control method for shunt active power filter under unbalanced and distorted supply voltage conditions. The method uses the Kalman filter and the symmetrical component method to obtain the fundamental…