Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 8165833 | Wireless sensor network systems, method for placing a plurality of sensor nodes in wireless sensor network system, and methods for computing sensing energy consumption per area of a plurality of sensor nodes A wireless sensor network system, a method for placing a plurality of sensor nodes in a wireless sensor network, and a method for computing sensing energy consumption per area of a plurality of sensor node are disclosed. The wireless sensor network system includes a... | 04/24/2012 |
| 8165834 | High density metering system A method of monitoring the electrical power in multiple branch circuits of an AC electrical power distribution system comprises monitoring at least one voltage common to said multiple branch circuits using a main meter unit, monitoring currents of the multiple branc... | 04/24/2012 |
| 8160826 | Method and system for estimating use time of electric appliances A method and a system for estimating use time of electric appliances are provided. In the present method, all time points corresponding to an appliance power on event or an appliance power off event are obtained according to a value-time curve of at least one electr... | 04/17/2012 |
| 8140279 | Computer based energy management Computer based energy management including an adaptor having a server network interface and a control device interface. The server network interface receives commands from the energy management host software, the commands specify a control device and include control... | 03/20/2012 |
| 8121801 | System and method for multi-rate concurrent waveform capture and storage for power quality metering Systems and methods are provided for use in an IED that perform high resolution waveform capture to generate multi-rate waveform data in real-time. In one embodiment, high-resolution sampled data is dynamically pre-ordered into separate high resolution and low resol... | 02/21/2012 |
| 8116996 | System and method utilizing virtual switching for upgrading multifunction devices A system and method utilizing virtual switching in an electrical panel meter or multifunction device is provided. The virtual switching enables the meter or multifunction device to be upgraded or downgraded through a switching signal, by activating or deactivating m... | 02/14/2012 |
| 8086416 | Auto-synchronous power gauge According to one exemplary embodiment, an auto-synchronous power gauge for measuring total charge consumed from a power source of an electronic device includes an analog to digital converter for sampling a signal corresponding to current drawn from the power source,... | 12/27/2011 |
| 7996164 | Managing energy usage by devices associated with a virtual universe resource conservation region A virtual universe can include regions that conserve natural resource usage. A virtual universe natural resource conservation system can determine a measure of comprehensive energy usage of a plurality of devices associated with a controlled energy use region in a v... | 08/09/2011 |
| 7991567 | Centralized operating meter for energy technologies The present invention features an electrical system comprising a centralized operating meter for energy technologies which comprises one or more of the following features: (1) a central processing and internal memory unit (CPIM), wherein the CPIM electronically comm... | 08/02/2011 |
| 7979221 | Intelligent electronic device having network access An electric power meter is disclosed which includes an analog to digital converter for converting sensed voltage and/or current signals to digital signals corresponding thereto. The meter further comprises storage for storing the digital signals. The meter further c... | 07/12/2011 |
| 7979222 | Short-term load forecasting based capacity check for automated power restoration of electric distribution networks A method of forecasting loads on a distribution network is disclosed. The method employs load profiles in combination with short-term load estimations to forecast expected loads on a distribution network. The predicted loads may then be used by power restoration con... | 07/12/2011 |
| 7974794 | Electric energy meter An electric energy meter comprises a terminal unit and a measurement unit. The terminal unit includes plural electric lines each of which carries an electric current supplied from an external power source to a load, and a coil which is provided to at least one of th... | 07/05/2011 |
| 7966139 | Apparatus for monitoring the maintenance of systems in a nuclear power plant An apparatus is disclosed for monitoring the maintenance of a plant that is equipped with various systems. The apparatus includes a screening module, a classifying module, a performance criteria-setting module, an availability data module, a reliability data module,... | 06/21/2011 |
| 7966140 | Radio frequency power meter An in-line directional radio-frequency (“RF”) power meter for measuring power and other parameters in a transmission line. The meter simultaneously measures complex voltage-waves traveling in the forward and reverse directions of a connected transmission line an... | 06/21/2011 |
| 7962298 | Revenue class power meter with frequency rejection A power meter for measuring power parameters on one or more electrical power lines/loads is configured to include a revenue class metering module and a power quality metering module. The revenue class metering module and the power quality metering module may use the... | 06/14/2011 |
| 7917314 | Intelligent electronic device having network access An electric power meter is disclosed. The meter comprises means for digitally sampling voltage and current. The meter further comprises means for storing the digitally sampled voltage and current. The meter further comprises means for performing power calculations u... | 03/29/2011 |
| 7873485 | Indicating physical site energy usage through a virtual environment Real world energy usage can be reduced using a virtual environment. A virtual universe energy conservation system (“system”) can determine comprehensive energy usage at a physical site where a client accessing a virtual universe is located. The system can determ... | 01/18/2011 |
| 7865320 | High density metering system A method of monitoring the electrical power in multiple branch circuits of an AC electrical power distribution system comprises monitoring at least one voltage common to said multiple branch circuits using a main meter unit, monitoring currents of the multiple branc... | 01/04/2011 |
| 7860672 | Method and apparatus for monitoring voltage in a meter network Methods and systems are provided for monitoring input voltages to meters that are in a wireless metering network. A plurality of entries can be created that include voltage-related information, such as a maximum input voltage or a minimum input voltage. Each meter c... | 12/28/2010 |
| 7813884 | Method of calculating power flow solution of a power grid that includes generalized power flow controllers A method to incorporate the steady-state model of the generalized power flow controller into a Newton-Raphson power flow algorithm adopts a flexible steady-state model of the generalized power flow controller, which can be applied to calculate the power flow solutio... | 10/12/2010 |
| 7805262 | Utility meter using temperature compensation A utility meter having a temperature compensation function provides advantages such as improved time keeping accuracy. According to an exemplary embodiment, a utility meter includes at least one sensor for detecting an ambient temperature at a location corresponding... | 09/28/2010 |
| 7761248 | Method and apparatus for legacy comparison A line device monitors at least one power parameter of an electric power line and produces at least one representation thereof. The at least one representation is communicated to a microprocessor based device. The representation is compared with a measurement of the... | 07/20/2010 |
| 7756653 | 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 providing a first toggle rate of each of a plurality of wirelines inclu... | 07/13/2010 |
| 7668671 | System for managing resource infrastructure and resource consumption in real time The present invention provides a system, method and medium for monitoring and managing the resource consumption and resource infrastructure of at least one building in real time. The present invention integrates field studies of at least one building's resource cons... | 02/23/2010 |
| 7660683 | Waveform detection, in particular for the representation of the root mean square of a waveform The instantaneous value of an intermediate waveform I is the instantaneous value of a unipolar waveform U multiplied through amplification by an upscaling factor UF of 1.5. A plateau value P is subtracted from the intermediate value I, and the result of this subtrac... | 02/09/2010 |
| 7660684 | System and method utilizing virtual switching for substation automation A system and method utilizing virtual switching in an electrical panel meter or multifunction device is provided. The virtual switching enables the meter or multifunction device to be upgraded or downgraded through a switching signal, by activating or deactivating m... | 02/09/2010 |
| 7653499 | Method and system for automated energy usage monitoring within a data center An automated method and system are provided for facilitating monitoring of energy usage within a data center. The method includes automatically determining energy usage of one or more electronics racks of a data center by automatically ascertaining time-based energy... | 01/26/2010 |
| 7584067 | Apparatus for measuring average power consumption of computer system An apparatus for measuring average power consumption of a computer system includes a current to voltage converter for receiving an operating current of the computer system and transforming the operating current into a voltage signal; an analog-digital converter conn... | 09/01/2009 |
| 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 condition in the power distribution system; a server for storing and retr... | 08/11/2009 |
| 7539581 | System and method for on-line monitoring and billing of power consumption The present invention comprises systems and methods related to monitoring of energy usage on a power line. In a preferred embodiment, this system comprises (a) an electronic microprocessor-controlled digital electricity metering device coupled to the power line and ... | 05/26/2009 |
| 7502699 | System and method for monitoring power in a front end rectifier power system A system and method for determining power use in a system are disclosed. Briefly described, one embodiment of a method comprises metering power flow into a metered front end rectifier system using a metering circuit residing in the metered front end rectifier system... | 03/10/2009 |
| 7493221 | System for power sub-metering An electrical sub-metering system for making available information associated with power consumption is disclosed. The system includes an electrical panel board configured to distribute power to a plurality of circuits, means for measuring voltage of each circuit, a... | 02/17/2009 |
| 7460966 | Microcontroller that maintains capacitors of an analog circuit in a charged state during low power operation An analog circuit of a microcontroller includes a switch that is coupled in series with a capacitor of the analog circuit. During nominal power mode operation, an operational voltage is present on the capacitor. The switch is conductive so that the capacitor is swit... | 12/02/2008 |
| 7444208 | Electrical system wiring diagram generating system, and power supply device and program used for the same Each of connection data 11, . . . , or 15, of the downstream side of a socket 1, . . . , or 5 or a panel board 6, 7, or 8 in a power supply direction, is generated in a tap 16, a UPS 25 and 35, or a term... | 10/28/2008 |
| 7421352 | Network-enabled electrical power equipment with integrated content management system Network-enabled electrical power distribution equipment includes one or more networked intelligent devices coupled to a power distribution system and measuring and storing at least one sensed condition in the power distribution system; a server in the power equipmen... | 09/02/2008 |
| 7415368 | Intelligent electronic device having network access An electric power meter is disclosed. The meter comprises means for digitally sampling voltage and current. The meter further comprises means for storing the digitally sampled voltage and current. The meter further comprises means for performing power calculations u... | 08/19/2008 |
| 7412338 | Radio frequency device within an energy sensor system An energy measurement system including a radio frequency (“RF”) device powered by a solar panel. The RF device comprising a wireless communication port operative to transmit and receive communication over a wireless network of additional RF devices. The energy m... | 08/12/2008 |
| 7400986 | Usage monitoring apparatus An apparatus is disclosed for monitoring usage of multiple electrical devices. The apparatus comprises multiple non-invasive current sensors for sensing current in respective conductors associated with the electrical devices. Such conductors may for example be the e... | 07/15/2008 |
| 7379997 | System and method of controlling delivery and/or usage of a commodity A system and method manage delivery of energy from a distribution network to one or more sites. Each site has at least one device couple to the distribution network. The at least one device controllably consumes energy. The system includes a node and a control syste... | 05/27/2008 |
| 7373221 | Energy consumption monitoring A system for analysing energy usage on a network, such as an electricity network (4) which includes a number of energy sources (1, 2, 3) and a number of energy consumers (6, 7, 8, 10, 11, 12) the system including a plurality of meters (5,9 | 05/13/2008 |
