Design of a Multiport Bidirectional DC-DC Converter for Low Power PV Applications
ABSTRACT In this paper, a non-isolated multi-input multi-output DC-DC converter for low power PV applications is proposed. The designed converter provides different voltage levels at the output with inter-source power sharing and bidirectional power flow capability....
Nonlinear Implementable Control of a Dual Active Bridge Series Resonant Converter
ABSTRACT This paper presents a novel control strategy for a Dual Active Bridge Series Resonant Converter (DAB-SRC). The strategy seeks to ensure the stability of the converter over its entire dynamic range while enhances the transient response. Both properties allow...
DYNAMIC VOLTAGE RESTORER
ABSTRACT: Dynamic voltage restorer (DVR) is a custom power device used in electrical distribution system for power quality improvement. It ensures regulated voltage supply to the sensitive loads, even in case of voltage sag and swell disturbances in the distribution...
Fault Tolerant Series LC Resonant Converter Topology for Constant Power Applications
ABSTRACT Resonant converter topologies are quite popular from few decades for applications that require high power transfer such as pulsed power supplies and particle accelerators. This topology has become a very common in transformer used in solid-state applications,...
PIR BASED ENERGY CONVERSATION SYSTEM FOR CORPORATE COMPUTERS AND LIGHTING SYSTEM
ABSTRACT: In this paper, a PIR based security system which saves the power consumption and the memory space of the recording system has been proposed. Passive Infrared Radiation (PIR) sensor detects the change in infrared radiation of warm blooded moving object in its...
Performance of P/PI/PID Based controller in DC-DC Converter for PV applications and Smart Grid Technology
ABSTRACT This article discusses the circuit design and the performance of a coupled inductor bidirectional DC-DC converter. The proposed design is used to increase the voltage of the converter at the output end by reducing the switching voltage stress. This is...
Three-port Pulse Width Modulated DC-DC Converter for Vehicular Applications
ABSTRACT In this paper, an advanced isolated three-port DC-DC converter for electrical vehicle (EV) battery charging applications is proposed. The converter has a unique approach to charge main (high voltage) and auxiliary (low voltage) vehicle batteries from single...
A Modular Two-Stage High Step-Down DC-DC Converter Using Frequency Multiplier Circuit for Datacenter Applications
ABSTRACT This paper introduces a two-stage high step-down dc-dc converter for datacenter power distribution. The proposed converter can be implemented on the server motherboards and supply CPUs and GPUs directly from the 48V bus. The ISOP (input-series...
Single Pulse Common-Mode Voltage PWM Scheme to Achieve High Power-Density for FullSiC Three-level Uninterruptible Power Supply
ABSTRACT In this paper, a PWM scheme for three-level full-SiC uninterruptible power supplies (UPSs) has been developed to achieve a high power-density. Two key passive components have been selected for size reduction of the full-SiC UPS; common mode (CM) EMI filter...
A Multi-load Wireless Power Transfer System with Series-parallel-series (SPS) Compensation
ABSTRACT This letter proposes a novel wireless power transfer (WPT) system with repeater coils for multiple loads. Every two repeater coils form a repeater unit where one is used to receive power from its preceding unit and the other transmits power to the subsequent...
Improved Pulse Density Modulation for Semi-bridgeless Active Rectifier in Inductive Power Transfer System
ABSTRACT This paper proposes an improved pulse density modulation (IPDM) power control method for semi-bridgeless active rectifier (SBAR) in inductive power transfer (IPT) system. In this method, the input voltage pulse sequences of the SBAR can be distributed more...
FOUR QUADRANT DC MOTOR CONTROLS WITHOUT MICROCONTROLLER
ABSTRACT: The project is designed to develop a four quadrant control system for a DC motor. The motor is operated in four quadrants i.e. clockwise; counter clock-wise, forward brake and reverse brake. The four quadrant operation of the dc motor is best suited for...