high-frequency DC-DC converters
Design of PFC Zeta Converter Fed Sensor Less PMSM Drive Using Pi Controller
... modulated DC-DC converter topologies, the controllable switches are operated in switch mode where they are required to turn the entire load current on and off during each switching ...to high ...
7
Low Power AC-DC and DC-DC Multilevel Converters
... DC-AC multilevel converters that limit the voltage that their switches are exposed to half the dc bus voltage have been proposed in the power electronics literature and are widely used in ...
219
Sample-Data Modeling for Double Edge Current Programmed Mode Control in High Frequency and Wide Range DC-DC converters
... This dissertation proposed a new sample-data modeling of double edge current pro- grammed mode control (DECPM). This DECPM controls the peak and valley value of the sensed inductor current. By inserting double slopes of ...
133
High-Frequency AC-link Transformers for Medium-Voltage DC/DC Converters and Solid State Transformer Applications.
... switching converters are targeting for medium-voltage and medium-frequency, or high-frequency, ...and DC output. Speaking of the size of the SST applications, the isolated ...
201
LITERATURE REVIEW OF EXTRACTING ENERGY IN GRID CONNECTED PHOTOVOLTAIC SYSTEMS
... a high output DC voltage bus (from 200 to 400 Vdc), which is necessary to supply inverters, UPS, ...non-isolated DC-DC converters with high voltage gain have been highlighted in ...
13
Topological Derivation of DC-DC Multiplier Converters
... of DC-DC multiplier converters as an extension of the traditional topologies hybridized with ...achieve high voltage gain without extreme duty cycles and transformer-less, which allow ...
5
Current-limiting DC/DC power converters
... different dc/dc power converters are shown in ...waveform, dc/dc convert- ers operate in continuous (CCM) or discontinuous (DCM) conduction ...a high switching frequency ...
9
Need for Variable Frequency Control in DC DC Switching Converters– Challenges and Opportunities usin
... DC-DC converters play a vital role in efficient power management in various portable ...and high efficiency over a wide operating ...steady-state frequency variations complicate the ...
12
HIGH PERFORMANCE ALGORITHMS FOR THE CONTROL OF BUCK DC-DC CONVERTERS
... In this paper, a short-horizon MPC and three-level hysteresis control methods have been proposed. Compared with PID-PWM, the both proposed control methods achieve better trade-off between fast response and low overshoot ...
14
Several component coupled inductor- based sepic converter for high-voltage wind energy systems
... make high-power conversion systems a feasible ...have high investment costs because of the more difficult erection and the equipment transportation from the shore to the installation ...for high ...
7
Design of Multiple Input DC DC Converters
... systems. DC to DC converters are used in portable electronic devices such as cellular phones and laptop computers, which are supplied with power from batteries ...primarily. DC-to-DC ...
7
High Step-up Converter for Closed Loop Controller with Three-Winding Coupled Inductor for Renewable Energy Sources
... hybrid converters are better than classical converters but still its costlier to implement ...up dc-dc converter and inverter ...In dc-ac, inverter always tends to draw ac ripple ...
7
High Efficiency Five Level DC-DC Converters for High Power DC System Using Adaptive Control
... Multilevel DC-DC buck-boost converter which consists of an inductor based boost circuit and a switched capacitor circuit has high voltage gain and flexible output ...the DC-DC ...
9
High Performance Integrated Controller with Variable Frequency Control for Switching DC-DC Converters
... design. High performance switching DC-DC converter must meet requirements of high current, low voltage tolerance, fast transient response, high power efficiency, small profile and low ...
143
Study on Performance of DC-DC Converters
... integrated DC–DC converters with high switching frequency (420 ...switching frequency is a trend biased by output filter volume restrictions and integration ...of ...
10
COMPARATIVE STUDY AT VERY HIGH FREQUENCY BETWEEN THE TRADITIONAL DC/DC POWER CONVERTERS AND THE RESONANT CONVERTERS Jamal BOUKHEROUAA *1 A. El Moudden 2A. Belfqih3 A. Berdai 4A. Hmidat5 F. El Mariami 6
... This comparative study concerns mainly the dynamic behavior, the static behavior, the energy efficiency, the echauffement of components and the quality of output voltages. This comparison allowed to highlight the ...
5
FPGA Based High Frequency Digital Pulse Width Modulator Architecture for DC DC Converters
... Several architectures were developed for DPWM operating in the frequency range from KHz to MHz. These include the Counter Comparator based DPWM, Delay line based DPWM, Hybrid Delay line based DPWM ar- chitectures ...
11
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 be kept ...
5
An Active Power Factor Correction Technique for Bridgeless Boost AC DC Converter
... use DC power so improvement in AC–DC converter is always at large by the ...output dc regulation. In such context, the AC-DC boost converters have gained significant importance, ...
13
Nonisolated High Voltage Gain DC-DC Converters Based on SSC and VMC
... of high-voltage gain converters is of great interest, even though many approaches are based on Non- isolated topologies ...nonisolated dc–dc converters, ...
14