Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 106 for “"Boost Converter"”.
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Two-Phase Boost Converter
A boost converter is one of the most efficient techniques to step up DC input voltage to a higher needed DC output voltage. The boost converter has many possible applications, such as in a photovoltaic system, hybrid car and battery charger. The proposed prototype in this report is a proof of …
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Development of power factor correction using boost converter circuit
… gate driver, power factor correction circuit in boost circuit topology and rectifier circuit, load and sensor are the main parts in this project. Texas Instrument works as the interface communication with MATLAB SIMULINK 2015a to the power factor correction system. In order to control the …
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A Modified Boost Converter with Reduced Input Current Ripple
… energy sectors increase demands on DC/DC converter technology. Higher switching frequency and efficiency reduces solution size and cost, while increasing power capabilities. Still, switching noise remains the primary drawback associated with any DC/DC converter. Reducing a converter’s …
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Design of a wide input supply range buck-boost converter
Buck-boost converters allow the flexibility of stepping-up and stepping-down the input supply to generate a regulated output, thus making them very attractive for applications with wide input supply range. Currently, off-the-shelf buck-boost converters require a minimum operating voltage of 1.8V. …
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The Modified-Multiphase Boost Converter: Combined Inductors and Capacitors Topology
<p>In this work, a modified boost converter design has been implemented in a multiphase configuration with a condensed topology. The modified aspect of the design has already been proven to drastically reduce input current ripple by about 40% in a single-phase implementation. By placing two …
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Design of a Very High Frequency dc-dc boost converter
… the passive components needed for a power converter, and to achieve dramatic improvements in converter transient performance. This thesis focuses on the development of a Very High Frequency (VHF, 30 - 300 MHz) dc-dc boost converter using a MOSFET fabricated from a typical power process. …
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An on-chip three-level boost converter for energy harvesting application
The first on-chip three-level boost converter with 0.28 mm2 die size is implemented using 65 nm CMOS technology. Leveraging the advantages of hybrid switched capacitor converters, the converter manages to provide a maximum output voltage of 4.5 V with the available 2.5 V devices in this technology. …
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Improving the control strategy for a four-switch buck-boost converter
The four-switch buck-boost converter, such as implemented with the Linear Technology LTC3440 integrated circuit, is useful in many applications. While this topology can be highly efficient, new strategies for controlling it could decrease power losses even more. The strategy proposed for this …
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Analysis of boost converter in continuous conduction mode and discontinuous conduction mode
This thesis discusses a boost converter using continuous conduction mode and discontinuous conduction mode. The first part of the thesis analyzes a boost converter using continuous conduction mode with voltage mode control. A switch network which eases the analysis of the boost converter is …
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Making handheld divices smaller : a boost converter that uses minimum board space
Thesis (M.Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2001.
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DESIGN AND ANALYSIS OF CONTROLLERS FOR BOOST CONVERTER USING LINEAR AND NONLINEAR APPROACHES
Power converters are electronic circuits for conversion, control and regulation of electric power for various applications, such as from tablet computers in milliwatts to electric power systems at megawatts range. There are three basic types of power converters: buck (output voltage less than the …
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Design and Implementation of A Three-Level Boost converter for Battery Impedance Spectroscopy
… battery using a signal injection through a power converter. The implemented technique in this research is known as the Electrochemical Impedance Spectroscopy (EIS). The EIS is a widely known technique used in determining the internal impedance of a battery cell. The estimated impedance can be used …
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Design and analysis DC/DC boost converter using pi controller for battery charger application
In this study, design and analysis DC/DC boost converter using Proportional-Integral (PI) controller for battery charger application has been improved. In power field the DC/DC converters are electronic devices used to change DC electrical power efficiently from one voltage level to another. …
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Sensorless Control of a Bidirectional Boost Converter for a Fuel Cell Energy Management System
… sensors. A dual 2.5kW non-isolated bidirectional boost converter is designed and analyzed. The various bidirectional boost topologies are compared on cost and ability to meet the specifications. A sensorless average current mode is designed, implemented and verified through testing in a low-cost …
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An improved perturbation and observation in MPPT control using buck-boost converter in solar panel
… Perturbation and Observation (P&O) for buck-boost converter in 50W output from 1kW solar panel. Direct current buck-boost circuit is also been designed and implemented in order to control the output voltage of this project. The Buck-boost circuit with a MOSFET is used as switching component …
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A Modified Multiphase Boost Converter with Reduced Input Current Ripple: Split Inductance and Capacitance Configuration
… hardware implementation of a modified multiphase boost converter. Converter design must consider noise imposed on input and output nodes which connect to and influence the operation of other devices. Excessive noise introduces EMI which can damage sensitive circuits or impede their operation. High …
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Research on Dual-Axis Solar Tracking Systems Using AI-Controlled Boost Converter for Sustainable Energy Solutions
… to analyse, predict, and control a DC-DC boost converter. The data used for training purposes were obtained via Simulink/MATLAB simulation with parameters corresponding to actual MPPT telemetry. <br/><br/>The Kalman filter reduced steady-state error and RMSE by 43.59% and 28.57%, …
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Digital control of a multi-channel boundary-conduction-mode boost converter for power-factor-correction applications
… for multi-channel boundary-conduction-mode (BCM) boost converters. Multi-channel BCM boost converters are commonly used for the front-end power-factor-corrected (PFC) stage of isolated ac-dc power supplies due to the advantages of being low cost and having high efficiency for a universal …
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A zero voltage switching boost converter using a soft switching auxiliary circuit with reduced conduction losses
… in the input current drawn from the utility. The Boost topology is the most popular topology for power factor correction today but it has some disadvantages like very high EMI due to reverse recovery of the boost diode and high switching losses caused by hard switching of the boost switch. Many …
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