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US20090309570 METHODS AND SYSTEMS FOR MANAGING FACILITY POWER AND COOLING  
A method and corresponding apparatus provide a determination of available power capacity of a phase of a power supply in a data center rack. The method includes metering the power of a power supply...
US20090312967 PRODUCING A PHASOR REPRESENTATION OF AN ELECTRICAL ENTITY IN A MULTIPHASE AC ELECTRIC POWER SYSTEM  
A phasor representation of an electrical entity at a geographical location in a multiple phase AC electric power system is produced by receiving a synchronization signal from a remote source,...
US20090309612 METHOD AND APPARATUS FOR DETERMINING CIRCULAR CHARACTERISTIC  
A method and a system for determining a circular characteristic for distance protection of a three-phase electric line, the system comprising means for detecting a fault on the electric line, means...
US20090306914 SYSTEM AND METHOD FOR MEASURING INPUT POWER OF POWER SUPPLIES  
A system and method is provided to determine input power of a power supply using an input section by dividing input section output power by an efficiency value of the input section. Measurements of...
US20090292486 Load Model Generation for Estimating a Load Value from a Base Load Value in a System  
A method and system for establishing a load model ( 120 ) that utilizes a measurement from a second monitor ( 140 ) to estimate a value taken by a first monitor ( 150 ). A base load value...
US20090287432 TESTING APPARATUS AND METHOD FOR SIGNAL STRENGTH OF POWERLINE NETWORKS  
A powerline signal test apparatus has a housing, a pair of prongs protruding from the housing, a powerline module coupled to the pair of prongs within an interior region of the housing. The...
US20090281742 Automated hierarchical classification for utility systems with multiple sources  
A method for automatically determining how monitoring devices in an electrical system having a main source of energy and at least one alternative source of energy (e.g., another utility source, a...
US20090281741 SYSTEM, METHOD, AND APPARATUS FOR MONITORING POWER  
A system, method and apparatus for monitoring a processing system is disclosed. The method includes obtaining N parameter-value pairs that include a first parameter value and a second parameter...
US20090281761 Detecting An Increase In Thermal Resistance Of A Heat Sink In A Computer System  
Methods, apparatus, and products for detecting an increase in thermal resistance of a heat sink in a computer system, the heat sink dissipating heat for a component of the computer system, the...
US20090276171 Data processing apparatus and method  
A data processing apparatus includes a storing unit that stores, for each device, pieces of configuration data defining respective logic circuits that demonstrate different processing performance;...
US20090259418 CURRENT-VOLTAGE CONVERSION CIRCUIT AND POWER CONSUMPTION DETECTION CIRCUIT AND ELECTRONIC DEVICE USING THE SAME  
A current-voltage conversion circuit which converts a current to be detected into a voltage, includes a detection resistor, amplifier circuit having a first operational amplifier, and an offset...
US20090259417 METHOD TO CALCULATE ENERGY EFFICIENCY OF INFORMATION TECHNOLOGY EQUIPMENT  
The present invention provides a METHOD TO CALCULATE AN ENERGY EFFICIENCY RATING for information technology equipment. This method specifically pertains to information technology equipment that...
US20090228224 Intelligent electronic device with enhanced power quality monitoring and communications capabilities  
An intelligent electronic device IED has enhanced power quality and communications capabilities. The IED can perform energy analysis by waveform capture, detect transient on the front-end voltage...
US20090228726 Environmentally Cognizant Power Management  
A method for environmentally cognizant power management that gathers server, application and environmental information from different devices to compute an aggregate behavior model.
US20090228154 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...
US20090212764 TEST PULSES FOR ENABLING REVENUE TESTABLE PANEL METERS  
A panel meter including an energy test pulse device that enables the panel meter to be used for revenue applications and eliminates the need for two separate meters, one for panel indication, and...
US20090210177 HAND-HELD SYSTEM AND METHOD FOR DETECTING IMPAIRED ELECTRIC POWER EQUIPMENT  
A hand-held system and method for detecting impaired electric power equipment. An exemplary embodiment may receive electromagnetic radiation and process the resulting signal. For example, signal...
US20090204348 POWER MANAGEMENT FOR PROXIMITY-BASED AD HOC NETWORKS  
A system and method is described herein for managing power consumption by a plurality of sensors in a proximity-based ad hoc network. The system and method receives sensor data that is provided...
US20090198460 Power Supply Circuitry, Collection and Reporting of Power Supply Parameter Information  
In an example configuration, a power supply manager receives an output current value representing an amount of output current supplied by one or more power converter phases to a load. The power...
US20090192736 SYSTEM AND METHOD FOR DETECTING IMPAIRED ELECTRIC POWER EQUIPMENT  
A system and method for detecting impaired electric power equipment. An exemplary embodiment may receive electromagnetic radiation and process the resulting signal. For example, signal processing...
US20090187344 System, Method, and Computer Program Product for Analyzing Power Grid Data  
A system, device and method for analyzing power grid data is provided. In one embodiment, the system includes a data collection module comprising a plurality of database adapters configured to...
US20090187284 System and Method for Providing Power Distribution System Information  
A system, method and computer program product for processing utility data of a power grid is provided. In one embodiment, the system includes a datamart comprised of a plurality of physical...
US20090177410 REAL-TIME MONITORING DEVICE AND OPERATION METHOD THEREOF  
A real-time monitoring device includes a microcomputer, a conductor, and a capacitor. The microcomputer monitors changes during plasma processing in a potential of a semiconductor wafer surface...
US20090171597 Evaluation method  
The invention is directed to an evaluation method for determining a power reduction due to ageing of at least one photovoltaic module at constant radiation intensity with a measurement of an...
US20090164150 AIR-COOLED POWER ELECTRONICS SERVICE ALGORITHM  
A method for determining the thermal efficiency of a heat sink for an electrical component includes determining an estimated temperature of the heat sink, determining an actual temperature of the...
US20090157332 INSTRUMENT TRANSFORMER AND APPARATUS FOR DETECTING AN AMOUNT OF POWER USING THE SAME  
Disclosed is an instrument transformer detecting an amount of power supplied to a load via a high voltage line, wherein the instrument transformer is integrally configured with a current level...
US20090144000 SYSTEMS AND METHODS FOR MONITORING AND DIAGNOSING THE POWER GENERATED BY RENEWABLE POWER SYSTEMS  
A method of measuring, monitoring and comparing power generation of at least two renewable power systems, comprising the steps of; providing at least two renewable power systems, at least one data...
US20090138219 Estimating power consumption of computing components configured in a computing system  
Methods, apparatus, and products as disclosed for estimating power consumption of computing components configured in a computing system that include: selecting, by a power estimation module, a...
US20090138218 CORRELATING POWER CONSUMPTION WITH CPU ACTIVITY  
Two or more sets of measurement data can be independently collected from causally related characteristics or elements. Such measurements can be synchronized with one another through the...
US20090125255 METHODS AND APPARATUS FOR MEASURING VOLTAGE AND VOLTAGE PHASE ANGLE ON BPL LINE  
An apparatus for measuring voltage in a broadband over power line system including a first load having a first predetermined impedance, and a second load having a second predetermined impedance....
US20090125157 Parameterization monitoring for analog signal modules  
The invention relates to a method for monitoring an output driver that can be parameterized and is suitable for controlling actuators in industrial automation technology, for applying analog...
US20090119037 SYSTEM AND METHODS FOR DYNAMIC POWER ESTIMATION FOR A DIGITAL CIRCUIT  
A method for dynamic timing-dependent power estimation for a digital circuit having coupled interconnects and at least two gates. In one embodiment, the method includes the steps of capturing...
US20090105972 METHOD FOR THE DETERMINATION OF WORK PERFORMANCE  
The invention relates to a method for the determination of the electrical work in systems in which the voltage is switched. At preset times for this purpose current values are measured and...
US20090099792 System and Method for Increasing the Power Efficiency of Cooling Fans  
Systems and methods for increasing the power efficiency of cooling fans are disclosed. A method for providing power-efficient operation of a plurality of cooling fans may include testing a...
US20090037123 Energy Supply System Evaluation Device, Energy Supply System Evaluation Method and Energy Supply System Evaluation Program  
The present invention provides an energy supply system evaluation device evaluating a lifecycle of energy conversion processes to be implemented in a pre-determined order by an energy supply...
US20090030624 SYSTEMS AND METHODS FOR VALIDATING POWER INTEGRITY OF INTEGRATED CIRCUITS  
A power integrity system executes one or more test algorithms, such as a suite of test software that may be written in low level language that is coupled with a test environment housing an...
US20090030625 Fuel efficiency measurement system and method for fuel cell vehicle  
A fuel efficiency measurement system includes a fuel supply tank for supplying hydrogen to be used as a fuel to a fuel cell of the vehicle during measurement of fuel efficiency and a precision...
US20090006012 POWER CONSUMPTION ANALYZING APPARATUS AND POWER CONSUMPTION ANALYZING METHOD  
A power consumption analyzing apparatus has a clock gating cell detector configured to detect a clock gating cell which is not present in RTL data but present in a gate-level netlist based on the...
US20080312870 Aircraft weight estimation method  
A method of measuring the weight of an aircraft is disclosed. The method comprises, in a self-propelled aircraft undercarriage having a electrical rotating machine, the steps of: measuring the...
US20080312851 Portable Power Quality Analyzer with Networking Capabilities  
An intelligent electronic device (IED) for monitoring power quality of electrical services and receiving/transmitting information using a wireless and wired communication protocol is disclosed. The...
US20080306698 Method and Device for Estimating the Current Output By an Alternator for a Motor Vehicle  
A method and device for estimating the current output by an alternator for a motor vehicle provide the calculation of an output value (IALT) that represents the current output by the alternator...
US20080288191 Method for Production of a Data Record and a Field Device, as Well as a System for Recording the Electrical Power Quality of a Power Supply System  
A method of generating a data record, which indicates a deviation of alternating current and/or AC voltage values present at a measurement location of a power supply system from their expected...
US20080288192 System and Method For Monitoring The Effectiveness Of A Brake Function In A Powered System  
A system is provided for monitoring the effectiveness of a braking function in a powered system. The system includes a sensor configured to measure a parameter related to the operation of the...
US20080265911 Power Sensing Module with Built-In Mismatch and Correction  
A module determines the mismatch corrected power output of a generator. Loads within the module provide at least three different load values. At least one power sensor detects at least a portion of...
US20080262762 POWER TEST DEVICE AND METHOD THEREOF  
A power test device and a method thereof are provided. The power test method includes the following steps. First, a piece of control information is generated by a circuit under test, and a specific...
US20080243403 STORAGE MEDIUM STORING THEREON POWER CONSUMPTION ANALYSIS PROGRAM, AND POWER CONSUMPTION ANALYSIS METHOD  
A storage medium stores a power consumption analysis program operable to cause a computer to function as a power consumption analysis apparatus. The apparatus includes a device for preliminarily...
US20080234954 DIGITAL POWER MONITORING CIRCUIT AND SYSTEM  
A digital power monitoring circuit for monitoring power through an output inductor of a switching power supply in accordance with an embodiment of the present application includes a first analog to...
US20080234953 Power estimation for a semiconductor device  
Disclosed herein are different embodiments for estimating and/or controlling power consumption in a chip based on hot and cool temperatures in the chip.
US20080229082 CONTROL SUB-UNIT AND CONTROL MAIN UNIT  
A sub-unit judges whether an instruction received from an external unit is executable. If the instruction is judged to be executable, the sub-unit executes it. If, on the other hand, the...
US20080183407 SYSTEM AND METHOD FOR TESTING POWER INTENSIFY OF RFID TAGS  
The invention provides a system and method for testing the power intensity of RFID tags. The method is applicable to the system for testing power intensity, which comprises a RFID reading device, a...
Matches 1 - 50 out of 74 1 2 >