Patent
Method and apparatus for soft switched AC power distribution
Reads0
Chats0
TLDR
In this article, an improved soft switched AC power distribution system for minimizing electromagnetic interference and AC losses is proposed, which comprises a flyback transformer comprising a primary winding and at least one intermediate secondary winding.Abstract:
An improved soft switched AC power distribution system for minimizing electromagnetic interference and AC losses in an AC power distribution system. The improved AC power distribution system comprises a flyback transformer comprising a primary winding and at least one intermediate secondary winding. A synchronization control circuit is connectable to the primary winding while at least one load transformer is connectable to the at least one intermediate secondary winding. The at least one load transformer connectable to the at least one intermediate secondary winding is connectable via an EMI shielded connection with controllable voltage and current rise times.read more
Citations
More filters
Patent
Solar array inverter with maximum power tracking
TL;DR: An inverter for use in connecting a DC power source to the utility grid includes a single DC-DC conversion stage, maximum (source) power tracking, and current control based on feed-forward compensation as a function of an input power commanding voltage, rectified utility line voltage, and either a scaled and squared inverse or a scaled inverse of RMS voltage as discussed by the authors.
Patent
Method and apparatus for maintaining a constant load current with line voltage in a switch mode power supply
TL;DR: In this paper, a power supply including a regulation circuit that maintains an approximately constant load current with line voltage is presented, where the current limit threshold is varied from a first level to a second level during the time when the semiconductor switch is on.
Patent
Transformer-isolated flyback converters and methods for regulating output current thereof
TL;DR: In this article, a flyback transformer with a primary winding and a secondary winding is coupled to an oscillator circuit for delivering regulated power and current to an output load, and a comparator is provided for comparing the peak value with the ramp signal.
Patent
PWM controller having a saw-limiter for output power limit without sensing input voltage
Ta-Yung Yang,Jenn-yu G. Lin +1 more
TL;DR: In this paper, a PWM controller with a saw-limiter for power limit without input voltage sensing is presented, where the voltage of the current sense input signal is proportional to the line voltage.
Patent
Flexible photovoltaic array with integrated wiring and control circuitry, and associated methods
TL;DR: In this article, a flexible photovoltaic module for converting light into electricity includes a plurality of flexible electrical conductors, each electrical conductor being electrically isolated within the wiring harness.
References
More filters
Patent
Offset resonance zero volt switching flyback converter
TL;DR: In this article, a continuous mode flyback converter circuit which includes elements capable of generating a zero volt switching (ZVS) signal across the power switch is described, where the ZVS generating elements include a switched shunt inductance coupled in parallel with active clamp components and connected across the primary winding of the power transformer.
Patent
Direct current power converter with start-up and protection circuits
TL;DR: In this paper, a D.C. to DC converter with a choke with a primary winding and a start winding is described, where a portion of the input power is fed through a section of the start winding to the base of a switching transistor connected in series with the primary winding.
Patent
Power distribution system for generating regulated DC output voltages using a dual active bridge converter driven from an unregulated DC source
TL;DR: In this article, a power distribution system including a dual active bridge converter (DABC) distributes a regulated high-frequency, edge-resonant, square wave ac output voltage from an unregulated dc voltage source.
Patent
Integrated protection from the effects of a short circuit of the output of a flyback converter
TL;DR: In this article, a method of protection from the effects of a persistent short circuit of the output of a DC-DC flyback converter self-oscillating either at a variable frequency or functioning at a fixed frequency in a discontinuous manner is presented.
Patent
Free-running flyback DC power supply
TL;DR: In this paper, a free-running flyback DC power supply includes a transformer having at least one primary and one secondary winding, a transistor switch in series with the primary winding for controlling when current from a source of DC power is coupled through said winding, and a rectifier circuit attached to the secondary winding for generating a DC output voltage.