DC-to-DC switching converters
Soft-Switching DC-DC Converters
... full-bridge converters, which have leading leg switches that must operate with a ZVS turn-on (which is unsuitable for IGBTs) nor can they be found in previously proposed ZCS full-bridge converters, which ...
114
A Review on Power Factor Control Techniques for DC-DC Converters
... is switching at a variable switching ...high switching frequency. In order to avoid too high switching frequency, the switch can be kept open near the zero crossing of the line voltage so ...
5
Design and Simulation of DC DC Converters
... of dc-dc ...buck-boost converters are shown with the chance of different input ...boost converters and proposed the design components and simulation of these ...and switching frequency ...
8
DSP Based Voltage Controlled Single Stage PFC Converter with Synchronous Rectification
... non-synchronous converters in low output voltage, high output current systems ...high DC-link voltage low-power applications, achieved through an effective integration of AC/DC and ...
6
An Active Power Factor Correction Technique for Bridgeless Boost AC DC Converter
... ac-dc converters we mostly use dc-dc ...basic dc-dc converters, the boost converter is more effective than others in PFC ...use dc-dc boost converter with ...
13
Analysis of Bifurcation in Quadratic Buck Converter
... Pulse train (PT) control technique, which realizes the output voltage regulation of switching dc–dc converters by applying high-power control pulses or low-power control pulses with discrete ...
9
High Performance Integrated Controller with Variable Frequency Control for Switching DC-DC Converters
... performance switching DC-DC converter must meet requirements of high current, low voltage tolerance, fast transient response, high power efficiency, small profile and low ...constant switching ...
143
A New Active Soft Switching Technique for Pulse Width Modulated Full Bridge DC-DC Converters
... soft switching circuit for non-isolated and isolated converters is proposed in ...soft switching for both main, auxiliary switches and gating to auxiliary switches are ground ...
6
Need for Variable Frequency Control in DC DC Switching Converters– Challenges and Opportunities usin
... instantaneous switching period T s,n and accordingly adjusts the desired timing parameter using T c,d = (T c /T s,n )*T s,d where T c is the instantaneous constant-time and T s,d is the desired switching ...
12
DC-DC Converters for Fuel Cells
... The transistors used for the switching purpose are either MOSFETs or IGBTs based on the switching frequency, and the voltage and current ratings of the converter. The output voltage of this converter can ...
5
Several component coupled inductor- based sepic converter for high-voltage wind energy systems
... switching converters. A new resonant switched-capacitor (RSC) cell-based DC/DC converter with a high voltage gain is proposed for offshore wind energy ...
7
SOFT-SWITCHING DC-AC CONVERTERS:- A BRIEF LITERATURE REVIEW
... quasi-resonant dc link (QRDCL) inverters [34-50], each switching cycle has two parts: resonant interval and non-resonant ...zero-voltage switching (ZVS) or zero-current switching ...The ...
17
Current-limiting DC/DC power converters
... In addition, different converter parameters were used due to practical limitations of the available experimental setup. Al- though the converter parameters are not optimized, the purpose of this section is to ...
9
Design of Multiple Input DC DC Converters
... A DC-to-DC converter is an electronic circuit or electromechanical device which converts a source of direct current (DC) from one voltage level to ...transmission). DC -DC converter is ...
7
Topological Derivation of DC-DC Multiplier Converters
... As it has been mentioned, increasing the switching frequency of the converter is easier when the converter is designed for working with a duty cycle D around 0.5, that is why is important to know which converter ...
5
Full- & Reduced-Order State-Space Modeling of Wind Turbine Systems with Permanent Magnet Synchronous Generator
... and switching in the power electronics, are ...and switching behavior of the power converters are not ...the DC link dynamics (interlinking energy buffer between machine and grid side), are ...
32
Three-Phase Reduced Switch Topologies for AC-DC Front-End and Single-Stage Converters
... high switching frequency (> 5 kHz) and does not require any sensors to sense the input currents or any controller that is dedicated to ensure that the input voltages and currents are in ...AC-DC ...
186
Study on Performance of DC-DC Converters
... A new and more direct model predictive control approach is proposed based on the original continuous time hybrid model of converters. The key idea is to make full use of the property that the number of modes is ...
10
Low Power AC-DC and DC-DC Multilevel Converters
... supply converters, therefore, an effort was made to investigate whether multilevel converter concepts can be used to improve the performance of DC-DC ...three-level DC-DC converter was ...
219
High Performance Soft Switched DC-DC Boost Converter Suitable for PV Applications
... traditional converters operating on hard switching, where the current and voltage pulses goes from high to low value or from low to high value during the transition period, switching loss ...the ...
10