Essays about: "Conduction losses"

Showing result 1 - 5 of 18 essays containing the words Conduction losses.

1. 1. Investigation of switching power losses of SiC MOSFET : used in a DC/DC Buck converter

   University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

   Author : André Xavier Svensson; [2022]
   Keywords : Switching power losses; Metal Oxide Semiconductor Field Effect Transistor; Silicon carbide; Synchronous Buck converter; Wide Band Gap; Double Pulse Test; Efficiency; Temperature; Växlande effektförluster; Fälteffekttransistor; Kiselkarbid; Synchronous Buck omvandlare; Wide Band Gap; Double Pulse Test; Verkningsgrad; Temperatur;

   Abstract : All DC/DC converter products include power electronic circuits for power conversion.It is important to find an efficient way for power conversion to reduce power losses and reduce the need for cooling and achieve environmentally friendly solutions.The use of semiconductor switches of wide band gap type is a solution to the problem. READ MORE

3. 2. Numerical Design of an Extremely High Temperature Thermochemical Reactor for Converting Biochar to Hard Carbon

   University essay from KTH/Kraft- och värmeteknologi

   Author : Jinghe Zhang; [2022]
   Keywords : CFD; Hard carbon; Biochar; Induction heating; Energy efficiency; CFD; Hårt kol; Biokol; Induktionsuppvärmning; Energieffektivitet;

   Abstract : Hard carbon is now a popular choice for the anode material in sodium-ion batteries. Converting biochar to produce hard carbon is considered carbon neutral and of great interest since it reduces the environmental impacts of biomass waste. READ MORE

4. 3. Boost Converter Inductor Design for High-Power Fuel Cells Using Pareto Optimisation for Single and Coupled Cores

   University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

   Author : Lucas Tunelid; [2022]
   Keywords : Fuel Cells; Interface Converters; Inductor Design; Mutiobjective Optimisation; Bränsleceller; Gränsnittsomvandlare; Induktor Design; Multiobektiv Optimering;

   Abstract : Hydrogen has been identified by the European Commission to be a competitive alternative to fossil fuels within the transport sector in the medium to long perspective. Because of this, an increased understanding is required of the electrical power train present within such vehicles. READ MORE

5. 4. Comparative Analysis of Several Designs of Modular Multilevel Converters with Interleaved Half-Bridge Submodules

   University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

   Author : Lingyu Chen; [2022]
   Keywords : Modular multilevel converters MMC ; interleaved half-bridge submodule; interleaved converters; power loss calculation; converter efficiency; converter dimensions; Modulära multilevel-omvandlaren; interfolierad halvbrygga submodul; interfolierade omvandlare; effektförlustberäkning; omvandlareffektivitet; omvandlardimensioner;

   Abstract : The Modular Multilevel Converter (MMC) is one of the most commonly used active converters in the high-/medium-voltage sector due to its many advantages such as high scalability, high efficiency, modularity and low harmonic contents. However, in low-voltage and high-current applications, classical MMC designs are not very economical. READ MORE

6. 5. Efficiency Comparison between Two-Level and T-Type Inverter for 800 V Automotive Application

   University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

   Author : Rishabh Jain; [2022]
   Keywords : Electric Vehicles; Efficiency Comparison; Loss Calculation; SiC MOSFET; T-Type Inverter; Three-level Inverter; Two-level Inverter; Inverter i två nivåer; inverter av T-typ; inverter i tre nivåer; SiC MOSFET; förlustberäkning; verkningsgradsjämförelse; elfordon;

   Abstract : The falling cost of batteries, along with an increasing need to cut emissions, has spurred significant interest in the electrification of vehicles. In addition, as semiconductor devices have evolved, the research for electric vehicles with higher battery voltage has increased. READ MORE