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Showing 1 to 20 of 31 for “"resonant tank"”.
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Analysis And Optimal Design Method of LCLC Resonant Tank for Bidirectional DC-DC Resonant Converter And LCLC Resonant Converter's Efficiency Performance in Wireless Low Power Transfer Applications
… reducing complexity in design and control of resonant converters. Also, it is important to minimize the component count to reduce the cost of implementation. In this research, novel optimal design methods have been developed for resonant converters employing two popular resonant tank …
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Current Sharing Method for DC-DC Transformers
… feature. The current sharing method for a resonant DCX is discussed in this work. To simplify the system architecture, the current sharing method is based on the droop method, which requires no communication between paralleled units. With this method, the current sharing error is inversely …
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Steady-State Time-Domain Analysis of LLCL Resonant Converter
This thesis presents a new LLCL resonant converter topology which is capable of providing zero voltage switching of MOSFET switches for a wider range of operating frequency as compared to conventional LLC resonant converter topology. The proposed topology (LLCL) is a modified form of conventional …
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A Time-Domain Modeling of Multi-Element Resonant Converter With Capacitive Output Filter
… tool has been proposed for the multi-elements resonant converters. A computer program has been written using the generalized equations in MATLAB App Designer. The MATLAB App Designer provides a graphical user interface (GUI) features to this tool. The time-domain analysis of CLL resonant …
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Accurate Small-Signal Modeling for Resonant Converters
In comparison with PWM converters, resonant converters are gaining increasing popularity for cases in which efficiency and power density are at a premium. However, the lack of an accurate small-signal model has become an impediment to performance optimization. Many modeling attempts have been made …
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Computer-aided design and analysis of series resonant converters
… facilitate the design and analysis of a series resonant converter. Using the program, the values of the inductor and capacitor of the resonant tank can be easily determined to meet design specifications. Following the design, a dc analysis is performed to determine such salient parameters as …
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State-Trajectory Analysis and Control of LLC Resonant Converters
… more power delivery with smaller spaces. The LLC resonant converter has been widely adopted for these applications due to the advantages in high efficiency, high power density and holdup time operation capability. However, unlike PWM converters, the control of the LLC resonant converter is much …
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Design of zero-current switching DC-DC buck converter
… Comparing to conventional buck converter, resonant buck converter includes a resonant tank equipped with resonant inductor and capacitor. Complete design-oriented mathematical calculations were done for ZCS converter. The converter is simulated in OrCAD Capture CIS software with design …
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A High Power Density Three-level Parallel Resonant Converter for Capacitor Charging
… and high-density three-level parallel resonant converter for capacitor charging. DC-DC pulsed power converters are widely used in military and medical systems, where the power density requirement is often stringent. The primary means for reducing the power converter size has been to …
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Piezoelectric Transformer Characterization and Application of Electronic Ballast
… ballasts. By replacing conventional L-C resonant tanks with piezoelectric transformers, inductor-less piezoelectric transformer electronic ballasts have been developed for use in fluorescent lamps. The piezoelectric transformer is a combination of piezoelectric actuators as the primary …
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Design and Fabrication of High Frequency Electromagnetic Coil for Magnetic Particle Imaging
… elements and metallurgical phenomena. A resonant tank and direct cooling with a water pump allows for increased field strength while maintaining thermal and radio-frequency energy absorption standards for in vivo experiments.
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LLC Resonant Converter Based Single-stage Inverter with Multi-resonant Branches
… variable frequency modulation (VFM) based on LLC resonant converter. And LLC converter is a common topology of dc/dc conversion. LLC resonant converter can achieve high efficiency and soft-switching performance. Since the dc gain curve of the single-resonant LLC converter is flat when the …
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Design of Radial Mode Piezoelectric Transformers for Lamp Ballast Applications
… to replace the conventional inductor-capacitor resonant tank saving valuable space and expense. With ballast in mind, a design process has been developed in this thesis to optimize radial mode transformers to fit specifically tailored applications. The graphical process described, allows the …
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Theoretical Analysis and Design for the Series-Resonator Buck Converter
… Buck (SRB) converter is realized by adding a resonant tank in series with the series capacitor Cs. All switches turn on at zero-voltage (ZVOn), and the low-side switches turn off at zero-current (ZCOff). The design of the SRB converter includes characterizing the design variables' impacts on …
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High-frequency quasi-resonant converter techniques
… these two techniques two new families of quasi-resonant converters are derived. Since the stresses on semiconductor switching devices are significantly alleviated, these quasi-resonant (QRC) converters are suitable for high-frequency operations with much improved performances and equipment power …
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Microcontroller (MCU) Based Simplified Optimal Trajectory Control (SOTC) for High-Frequency LLC Resonant Converters
The LLC resonant converter has been widely used as a DC-DC converter due to its high efficiency, high power density and hold-up capability in power supplies for communication systems, computers and consumer electronics. Use of the high-frequency LLC converter has also been increasing in recent …
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Magnetothermal Modulation of Nerve Growth
… of power. Here, we show the construction of a resonant tank inverter capable of delivering 6000 Watts of power at 600 V and 10 A to the tank circuit and generating the requisite AMF field strength and frequency inside the coil. As a first experiment, we use the apparatus to demonstrate …
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Amplitude and phase modulation techniques for an asymmetric multi-level outphasing transmitter
… utilizing the phase shifthing capabilities of a resonant tank and the ability to seperately control the circuit properties via its components. A prototype in 65nm CMOS achieves 12 bits of resolution, with an Effective Number Of Bits (ENOB) of 10.2 bits and very fast settling time of less than 5 …
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A simple transformer-based resonator architecture for low phase noise LC oscillators
… resonator to increase the loaded Q of a LC resonant tank. The windings of the integrated transformer replace the simple inductors as the inductive elements of the resonator. The resonator topology considered in this project is a simpler alternative to another proposed by Straayer et al [5] …
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Introduction of a Variable Inductance Transformer for the Design of Resonant Power Converters
… This is of prime interest, especially in CLLLC resonant converters which require up to three inductors. For a complete integration of these inductances, the concept of a variable inductance transformer (VIT) is introduced in this thesis. A VIT is an adaptive magnetic structure that facilitates …
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