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Browsing PG Seminars by Issue Date

Browsing PG Seminars by Issue Date

Now showing items 1-20 of 26

HIGH EFFICIENT LOADED RESONANT CONVERTER WITH FEEDBACK FOR DC DC ENERGY CONVERSION

Unknown author (2014-01-14)

This seminar report presents a high eﬃcient loaded resonant converter with feed back for DC-DC energy conversion applications. Energy shortages and increasing oil prices have created the demand for high energy conversion ...
CONTROLLED SINGLE SWITCH STEPDOWN AC/DC CONVERTER WITHOUT TRANSFORMER

Unknown author (2014-01-14)

This seminar report presents a controlled single switch stepdown ac/dc converter without transformer which can be used in voltages between 90- 230 Vrms. Instead of a transformer, this topology consists of a buck dc/dc ...
Common-Mode Leakage Current Eliminated Photovoltaic Grid-Connected Power System for Domestic Distribution

Unknown author (2014-01-14)

Improved single-phase inverter topology is used to avoid the common-mode leak age current in the transformerless PV grid-connected system. The condition of elim inating common-mode leakage current in both the unipolar ...
BRIDGELESS HIGH POWER FACTOR BUCK CONVERTER WITH CONTROLLED BOOST CONVERTER

Unknown author (2014-01-14)

Power factor is an important performance parameter of a system. If the power factor of a system is low, it draws more current from the supply. So improving power factor is very much essential for better and economic ...
A PV FED BUCK BOOST CONVERTER COMBINING KY AND BUCK CONVERTER WITH FEEDBACK

Unknown author (2014-01-14)

This seminar report proposes a PV fed buck boost converter combining KY con verter and synchronously rectiﬁer converter. Both the converter uses same power switches. As the demand for electrical energy is increasing, ...
A NOVEL INTERLEAVED BUCK CONVERTER WITH CLOSED LOOP CONTROL

Unknown author (2014-01-14)

This seminar report presents a novel Interleaved Buck Converter(IBC) with feed back control. Proposed IBC is suitable for application where input voltage is high and operating duty cycle is less than 50% . In this IBC ...
LOW VOLTAGE ENERGY HARVESTING WITH CUK AND BUCK BOOST CONVERTER

Unknown author (2014-01-14)

The conventional two-stage power converters with bridge rectiﬁers are ineﬃcient and may not be practical for the low-voltage microgenerators. This report presents an eﬃcient ac-to-dc power converter that avoids the bridge ...
SINGLE PHASE MULTILEVEL INVERTER FOR AC MOTOR

Unknown author (2014-01-14)

This seminar report proposes a single phase 9-level multilevel inverter topology fed from a PV panel with a multicarrier phase disposition sinusoidal pulse width modulation scheme (PWM) for the generation of gate signals ...
SVPWM CONTROLLED ZSI DRIVE SPEED CONTROL OF 3 PHASE INDUCTION MOTOR USING PID CONTROLLER

Unknown author (2014-01-14)

This Seminar report proposes a SVPWM controlled Z-source inverter in its buck operation state, which is fed to the Induction motor which uses a PID controller for its speed control. Z-source concept is gaining popularity ...
A BIDIRECTIONAL DC/DC CONVERTER TOPOLOGY FOR ELECTRIC VEHICLE AND PHOTO-VOLTAIC APPLICATIONS

Unknown author (2014-01-14)

This work proposes a fully directional dc/dc converter that interfaces the motor drive of the vehicle with the energy storage system of the vehicle and the external charger of the vehicle (only in case of PHEVs). This ...
BOOST AND BUCK-BOOST DERIVED HYBRID CONVERTER FOR SIMULTANEOUS DC AND AC APPLICATIONS

Unknown author (2014-01-14)

This seminar report introduces new hybrid converter topologies which can supply simultaneously AC as well as DC from a single DC source. The new Hybrid Con verter is derived from the single switch controlled Boost and ...
Photovoltaic Multi-String Boosted Converter for Grid Applications

Unknown author (2014-01-14)

As the demand for electrical energy is increasing, renewable energy sources has come into popularity especially photovoltaic systems (PV).This seminar report presents an overview of the power converters that are adopted ...
HIGH EFFICIENCY INTERLEAVED ACTIVE CLAMPED DC-DC CONVERTER WITH FUEL CELL FOR HIGH VOLTAGE APPLICATIONS

Unknown author (2014-01-14)

This seminar report entitled ”Interleaved Active Clamped Dc-Dc Converter with Fuel Cell for High Voltage Applications” presents analysis and design of interleaved zero voltage switching (ZVS) active-clamped current-fed ...
LEVEL SHIFTING SWITCHED CAPACITOR VOLTAGE COPIER CIRCUITS WITH FEEDBACK CONTROL

Unknown author (2014-01-14)

Nowadays developments are occurring in the ﬁeld of sustainable energy sources. Sustainable energy sources like photovoltaic systems and fuel systems require diﬀer ent levels of power supplies. Traditionally, transformer ...
IMPLEMENTATION OF PHOTOVOLTAIC CELL AND ANALYSIS OF DIFFERENT GRID CONNECTION

Unknown author (2014-01-14)

This report focuses on best modelling of a photovoltaic cell by making it closed loop. This model is based on mathematical equations and is described through an equivalent circuit including a photocurrent source, a diode, ...
PERFORMANCE COMPARISON OF FIVE LEVEL INVERTER WITH PERTURB AND OBSERVE MPPT AND INCREMENTAL CONDUCTANCE MPPT ALGORITHM

Unknown author (2014-01-14)

This seminar report focuses on the performance comparison of a single-phase multi string five level photovoltaic inverter topology with a novel Sinusoidal Pulse Width Modulated(SPWM) control scheme employing perturb and ...
A NOVEL BIDIRECTIONAL DC-DC CONVERTER WITH HIGH STEP-UP AND STEP-DOWN VOLTAGE GAINS

Unknown author (2014-01-14)

A bidirectional dc-dc converter with high step-up and step-down voltage gain is handling in this seminar paper. High voltage gains are obtained by employing a coupled inductor with same primary and secondary winding turns ...
A CONTROLLED SINGLE-PHASE SERIES RESONANT AC CHOPPER

Unknown author (2014-01-14)

A single-phase series-resonant soft-switched ac chopper without auxiliary switches with an eﬃcient control circuit is presented. Basic working principle is series-resonant conversion without any cycloconversion action. ...
New Methodology to Mitigate the Effects of Pulsed Loads in Microgrid Systems

Neethu P Uday (2014-12-28)

Microgrid power systems are becoming increasingly common in a large number of applications. In this paper, the mitigation of the adverse effects of pulsed power loads on the microgrid systems is considered. In ...
Modularized Combination Of Buck Boost And Cuk Converter For Electric Vehicle Lead Acid Battery Cell Voltage Equalization With Feedback

Cicy Mary Mathew (2014-12-28)

The need for a voltage equalizer is principally due to the differences in cell chemistry, temperature gradients along the battery string and the ages of the batteries. Therefore maintaining the charge level on each ...

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Browsing PG Seminars by Issue Date

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