Match Document Document Title
7620482 Electricity market-oriented dc-segmentation design and optimal scheduling for electrical power transmission  
A method of segmenting a power distribution network which comprises a plurality of AC power generating stations synchronously interconnected by AC power transmission paths is disclosed. The...
7619398 Programmable on-chip sense line  
Disclosed herein is a system for controlling power supply voltage to an on-chip power distribution network. The system incorporates a programmable on-chip sensing network that can be selectively...
7613549 Approach for managing power consumption in buildings  
An approach for managing power consumption in a building includes receiving a signal that indicates that a user has entered or left the building. In response to receiving the signal, one or more...
7613548 Systems and methods for controlling a ramp rate of a wind farm  
A method for controlling a ramp rate of a wind farm is described. The method includes predicting an initial predicted power to be output by a wind farm including a wind turbine.
7610174 System for assured reliability in DC to AC power converters  
A distributed power generation system enabled for assured reliability comprises a direct current power source, a direct current to alternating current converter (DTAC), electrically coupled to the...
7599750 Model based sequential optimization of a single or multiple power generating units  
A method and apparatus for optimizing the operation of a single or multiple power generating units using advanced optimization, modeling, and control techniques. In one embodiment, a plurality of...
7597975 Fuel cell operation to minimize RH cycles to improve durability  
A fuel cell system that includes an over-arching algorithm for providing a strategy that reduces relative humidity cycling of the cathode outlet gas between wet and dry operation to extend the...
7590499 Recording and conveying energy consumption and power information  
Aspects of the invention provide apparatuses, methods, and systems that support measuring and conveying energy consumption by an electrical device. An apparatus includes an energy sensor that...
7580732 Subscriber aggregated power  
A system for supplying power in a communication network includes a network element and a plurality of subscriber devices in communication with the network element. Each of the plurality of...
7576449 Method for converting direct voltage into three-phase alternating voltage  
A method of converting a direct voltage generated by a decentralized power supply system into three-phase alternating voltage by means of a plurality of single-phase inverters (WR 1 -WR 3 ), said...
7574310 Network-enabled electrical power distribution equipment with improved storage system  
Network-enabled electrical power distribution equipment comprises at least one networked intelligent device coupled to a power distribution system and measuring and storing at least one sensed...
7574286 Power control for pivot well irrigation and other electrical machinery  
The embodiments presented in this disclosure provide for systems and methods to control electrical machinery. In embodiments, the systems and methods control electrical machinery according to the...
7571028 Method and system for AC power grid monitoring  
A method and system allows for substantially real-time monitoring of the operational dynamics of power plants and other components comprising an AC power grid, by using information collected from a...
7569295 Fuel cell unit and state display control method  
A fuel cell unit for supplying electric power to an electronic apparatus includes a DMFC that generates electric power using methanol as fuel. A microcomputer examines whether or not the fuel cell...
7567859 Methods and apparatuses for control of building cooling, heating and power co-generation systems  
A control system and method for achieving economic operation of CHP systems. A plurality of factors, including power source prices and operational needs, are assessed using multiple strategies. The...
7565227 Multi-building control for demand response power usage control  
An energy usage coordinator controls the energy usage of individual buildings of a group (or portfolio) of buildings in one or more load zones. These buildings have all contracted with an energy...
7561392 Intrinsically safe data transmission device  
A process control system ( 1 ) comprises at least one process control computer ( 2 ) and field units ( 4 ) connected thereto via a bus system. An, in particular, intrinsically safe data...
7555365 Power monitoring and control system and method  
A system includes first and second controllers coupled together with a communication channel. The first controller provides a first signal to the second controller and the second controller...
7551985 Method and apparatus for power consumption optimization for integrated circuits  
Method and apparatus for finding an assignment of voltages to all power domains of an integrated circuit such that the power consumption of an integrated circuit design is minimized and timing...
7551984 Method of tracking power outages  
A method for analyzing historical outages at the customer level for the purposes of determining root-cause and possible corrective actions is described herein. The present invention enables a...
7550870 Method and apparatus for remote power management and monitoring  
Methods and/or systems for power monitoring and/or power cycling management provide a variety of different remote interfacing and provide individual current monitoring for each output in a power...
7548826 Power monitoring and testing  
Systems and methods for monitoring, managing, and testing power systems are disclosed. In various embodiments, a site server collects data from one or more generators, automatic transfer switches,...
7548502 Power backup method for disk storage device  
HDD boxes 83 1 to 83 n are each incorporated with a secondary battery box 87 , a non-isolated DC/DC converter 89 , and an HDD 91 . Logical circuit boards 85 1 to 85 n are each...
7539882 Self-powered devices and methods  
A system includes a computing device that selectively communicates with a self-powered device. The self-powered device has several modes of operation, including a first low-power mode of operation...
7536240 Real power regulation for the utility power grid via responsive loads  
A system for dynamically managing an electrical power system that determines measures of performance and control criteria for the electric power system, collects at least one automatic generation...
7532955 Distributed protection system for power distribution systems  
There is disclosed a protection system for a power distribution system having a plurality of breakers arranged in a hierarchy. The protection system has a network and a breaker coupled to the power...
7523001 Method and apparatus for operating wind turbine generators  
A method of operating a wind farm that includes a plurality of wind turbine generators (WTGs) includes generating wind turbine generator (WTG) availability data for each WTG. The method also...
7519506 System and method for monitoring and managing electrical power transmission and distribution networks  
A system and method for monitoring and managing electrical power transmission and distribution networks through use of a deterministic, non-iterative method using an holomorphic embedding and...
7519484 Power supply monitor  
There is provided a power supply monitor circuit comprising a positive supply monitoring input, a negative supply monitoring input, and a voltage divider connected between the positive and negative...
7519454 Location determination of power system disturbances based on frequency responses of the system  
A system for detecting and locating a disturbance event within a power grid includes a series of frequency disturbance recorders (FDRs) taking measurements in the power grid at dispersed points of...
7519439 Efficient digital processor for feedback control applications  
A digital processor ( 2, 102 ) for use in a digital controller ( 10 ) is disclosed. The digital processor ( 2, 102 ) includes a coefficient product memory ( 22 ) that stores previously calculated...
7519438 Method and a tool for calculating and displaying fault response tolerances for a power switching device  
A method and tool for an integrated power switching device configuration tool and fault response tolerance calculator determines the fault response tolerance characteristics of a power switching...
7518266 Method and apparatus for improving AC transmission system dispatchability, system stability, and power flow controllability using DC transmission systems  
An electric power transmission system that isolates a local AC transmission network from a surrounding AC system includes a local AC load center having a plurality of local AC loads, and a...
7517075 Method of determining power applied to component(s) of an image forming system  
A method including attempting to provide a first amount of power to a component of an image forming system during a first time period and determining a second amount of power applied to the...
7509221 Custom configuration strategy for on-package genset controllers  
A method of setting up a genset system for operation includes selecting one of a plurality of different sensors to monitor an operating parameter of a genset system, and coupling the selected...
7509188 Methods, systems, computer products and website for power maintenance and restoration  
Methods, systems, computer products and a website for electrical power maintenance and restoration. Exemplary embodiments include an electrical power maintenance and restoration system, including a...
7502655 Methods for providing optimal light-CO2 combinations for plant production  
Method for optimizing plant production in a cost effective manner. System ( 100 ) includes a processor ( 102 ) in communication with resource controllers ( 110, 112 ) for controlling resources (...
7496430 Intelligent fault detector system and method  
A quick response system incorporated in a TWACS for mapping an outage in an electrical distribution system without having to continuously poll the electrical meters connected to the system. In a...
7492058 Modular uninterruptible power supply with loadsharing between modules  
In the preferred embodiments, an uninterruptible power supply has multiple UPS modules connected in parallel. Each module has an AC-DC-AC converter and a subcontroller for controlling the operation...
7489990 Systems and methods for calculating and predicting near term production cost, incremental heat rate, capacity and emissions of electric generation power plants based on current operating and, optionally, atmospheric conditions  
Systems and methods for calculating and predicting performance characteristics, incremental heat rate, capacity, incremental costs, production cost and emissions, for electric power generation...
7489975 Power supply device, information processing apparatus, and power control method  
A power supply apparatus includes a power converting unit for switching DC power on the basis of a pulse signal having a predetermined ON-pulse time and a predetermined pulse period, as pulse...
7478070 Electric power supply control system  
With regard to electric-power-supply control, there is provided an electric power supply control system for implementing load control used to be executed for each individual customer consuming...
7469286 Data-transparent measurement management system  
A measurement management system adapted to communicate with one or more measurement instruments, comprises at least one driver, each being adapted for communicating with at least one measurement...
7466571 Method and apparatus for adjusting wakeup time in electrical power converter systems and transformer isolation  
An electrical power converter system adjusts a wakeup voltage periodically, to permit earlier connection and/or operation, to increase performance. The electrical power converter system selects...
7463949 Power control apparatus and method for electrical system of vehicle  
A power control apparatus acquires a maximum supply amount of power, transient maximum supply amount of power, and transient minimum supply amount of power of each power supply source. The...
7456601 System and method for starting a wound rotor motor  
A system and method for starting and regulating a wound rotor motor especially during the period between inactivity and a speed determined by the voltage ratings of the drive system. In a first...
7453353 Inbound interference reduction in a broadband powerline system  
Disclosed is a method and apparatus for reducing inbound interference in a broadband powerline communication system. Data modulated on first and second carrier frequencies is received via...
RE40569 Communications processor for electric power substations  
The communications processor includes an electronic network system which includes at total of 17 individual ports, four quad universal asynchronous receiver/transmitter devices, each of which...
7447613 Method and system for providing a diverse supply of electrical energy  
The entire right, title and interest in and to this application and all subject matter disclosed and/or claimed therein, including any and all divisions, continuations, reissues, etc., thereof are,...
7447567 Electric power system suppressing corona discharge from viewpoint of environment  
The present invention provides an electric power system for stably supplying power while suppressing corona discharge generating ultraviolet radiation which may cause health problems in human...