Patent application number | Description | Published |
20080197825 | Uniform converter input voltage distribution power system - A uniform converter input voltage distribution power system evenly controls the individual input voltages of DC-to-DC series-input parallel-output connected converters using a uniform input voltage distribution controller including a generator for generating respective error signals from the converter input voltages using a common distribution reference signal for providing respective converter control signals connected to the converters through respective shared-bus controls for evenly distributing the power delivered by the converters that are shared-bus current-mode converters for preferably providing a low output voltage. Employing a common regulation control signal, the controller can also provide system output voltage regulation, system input current limiting, proportional-voltage control, relaxed voltage uniformity, and fault-tolerant power control. | 08-21-2008 |
20100213767 | Converter channelized uniform power distribution system - A channelized uniform distribution power system controls individual channels of power converters with each channel of power converters having uniform output power as the channels are controlled by voltage control signals from respective controllers that are interconnected by a shared current signal and a shared voltage signal for controlling the channels to provide uniform power, with conventional current limiting and voltage regulation functions. Each channel may have a number of converters being parallel-input parallel-output connected converters, series input parallel-output connected converters, and parallel-input series output connected converters. | 08-26-2010 |
20110235379 | CURRENT SHARING POWER SYSTEM - A power system controller includes multiple channels and each channel has a current sharing controller that is coupled to a shared current signal bus and a shared voltage signal bus. | 09-29-2011 |
20130088081 | MULTISOURCE POWER SYSTEM - A multisource power system utilizing output isolated DC-DC converters in a serial input, parallel output arrangement provides uniform input voltage distribution and selective maximum power tracking wherein embodiments include maximum power tracking (“MPT”) with a single MPT controller, a battery dominated output voltage bus, and a regulated output voltage bus. | 04-11-2013 |
20130293022 | OPTIMUM POWER TRACKING FOR DISTRIBUTED POWER SOURCES - Embodiments of the present invention provide an apparatus for optimum power tracking for distributed power sources. The apparatus includes a plurality of distributed-input parallel-output converters. Each converter is operably connected to a corresponding power source to form a power-processing channel. The apparatus also includes a controller operably connected to the plurality of converters, and is configured to provide uniform input voltages across each power source while tracking an optimum power point. The controller provides tolerance for multiple faults up to N−1 power source failures for the apparatus comprising an N-channel converter power system with N distributed power sources. | 11-07-2013 |
20140319918 | MAXIMUM POWER TRACKING AMONG DISTRIBUTED POWER SOURCES - Optimum power tracking for distributed power sources may be provided by a family of power system architectures having distributed-input series-output (DISO) converters. The DISO converters may be controlled to achieve uniform input voltages across their respective distributed power sources while also tracking an optimum power point of the power system. Each DISO converter may be operably connected to a corresponding power source to form a power-processing channel. A controller may be operably connected to the plurality of DISO converters to control the operation thereof. | 10-30-2014 |