Patents
Sitemap › G01 - Measuring; Testing › G01R - Measuring electric variables; Measuring magnetic variables › G01R 21 - Arrangements for measuring electric power or power factor
Patents for G01R 21 - Arrangements for measuring electric power or power factor (6,609)
11/2012
11/15/2012US20120290362 Method of measurement of emissions of greenhouse gas industry related bioproducts
11/15/2012US20120290232 Electric power measurement system, electric power measurement method, and information processing device
11/15/2012DE102011089588A1 Power monitoring device for determining electric power of medium voltage network, has power generation system for feeding electric power into network, and software program including controller that reduces power injected to network
11/14/2012CN102782512A Power source device and programmable controller
11/13/2012US8312306 Component reliability budgeting system
11/13/2012US8311754 Power monitoring and analysis system for identifying and tracking individual electrical devices
11/13/2012US8311753 Method and apparatus for measuring and monitoring a power source
11/13/2012US8310370 Smart circuit breaker with integrated energy management interface
11/08/2012US20120283968 Measuring Apparatus, Measuring System, Electric Power Supply Apparatus, and Electric Power Supply Method
11/08/2012US20120283967 State-matrix-independent dynamic process estimation method in real-time for weakly observable measurement nodes without pmu
11/07/2012CN102768301A Method and device for on-line determining withdrawal and compensation electric quantity in three-phase four-wire two-phase current loss
11/06/2012US8307225 Method and apparatus for actively managing consumption of electric power supplied by one or more electric utilities
11/01/2012WO2012149529A1 Systems and methods for a power adapter
11/01/2012WO2012149194A1 Apparatus and method for real time harmonic spectral analyzer
11/01/2012WO2012146559A1 Energy consumption determination for domestic appliances in a network of several domestic appliances which form a system
11/01/2012US20120278215 Method and device for charging battery
11/01/2012US20120278014 Method and apparatus for monitoring power consumption
10/2012
10/31/2012DE202009018681U1 Messwertgeber sowie System Transducer and system
10/31/2012DE102011017574A1 Energieverbrauchsermittlung für Hausgeräte in einem Verbund mehrerer Hausgeräte, die ein System bilden, sowie dazugehöriges Verfahren Energy consumption calculations for home appliances in a composite of several household appliances that make up a system and associated method
10/31/2012CN102759973A Power supply system and method for displaying power of power supply system
10/30/2012US8301471 Methods and systems for managing an inventory of telephone numbers
10/30/2012US8301404 System and method for energy monitoring and management using a backplane
10/30/2012US8300153 Video selection display unit for multiple devices
10/26/2012WO2012145627A2 Electrical power regulating and monitoring systems and outlet systems therefor
10/26/2012WO2012145294A1 A system and method to calculate rms current and true power in a multidrop sensor network
10/26/2012WO2012143779A1 Power measurement device
10/25/2012US20120271575 Phase angle drift method for loss of mains/grid protection
10/24/2012EP2513936A1 Method for controlling the opening or closing of an electric circuit in an electric meter
10/24/2012CN202503593U Television set real-time energy consumption display system, television circuit and television set
10/24/2012CN202503592U Television set
10/24/2012CN202502719U Liquid crystal display driving device and three-phase carrier electronic electric energy meter
10/24/2012CN202502151U Electricity metering system of load monitor
10/24/2012CN202502148U Analog test equipment for reactive power of cable
10/24/2012CN102749615A Method for identifying signals
10/24/2012CN102749507A Light source power detection device
10/23/2012US8295990 Low cost and flexible energy management system with a scheduling capability
10/17/2012EP2511715A1 Power information collection apparatus, power measurement apparatus, power information collection system, and power information collection method
10/17/2012EP2510366A1 A method and apparatus for automation of a programmable device
10/17/2012EP2510365A1 Magneto optical current transducer with improved outage performance
10/17/2012CN102736577A Power measuring apparatus and equipment control system
10/17/2012CN102735979A Power quality and loss comprehensive monitoring system of high power rectification system
10/17/2012CN102735955A Power monitoring device capable of identify state of electric appliance and power monitoring method thereof
10/17/2012CN102735919A Alternating current power measuring apparatus
10/17/2012CN102735382A Energy efficiency test method and device of variable frequency oil pump unit
10/17/2012CN101930026B Electronic device with power loss detection function
10/16/2012US8290710 Streetlight monitoring and control
10/11/2012WO2012137516A1 Distributed power generation device and method for operating same
10/11/2012WO2012137389A1 Current detecting apparatus and voltmeter
10/11/2012US20120259566 Device for measuring two phase power with single voltage input
10/11/2012US20120259564 Power Supply Usage Determination
10/10/2012EP2508897A1 Power consumption measurement system, wall socket device, control device, measuring device, and power consumption measuring method
10/10/2012CN202486209U Technological equipment for testing energy consumption of mobile communication terminal
10/10/2012CN102721861A Alternating current power measurement method
10/10/2012CN102721860A Reactive power detection method based on specified power factor
10/10/2012CN102721859A Power factor sampling controller for three-phase transmission line in electric power system and control method thereof
10/10/2012CN102721858A Quick electric power measurement method for DC power-end alternating current system
10/10/2012CN101553736B 集成式能量计量系统 The integrated energy metering system
10/10/2012CN101368985B Cognitive electric power meter
10/10/2012CN101267707B Multipoint voltage and current probe system
10/04/2012WO2012129623A1 Strictly increasing virtual clock for high-precision timing of programs in multiprocessing systems
10/04/2012WO2012085946A3 Universal home access gateway
10/04/2012US20120253710 Methods and systems for managing facility power and cooling
10/03/2012CN202471831U Through type digital radio frequency power meter
10/03/2012CN102713647A Power measurement system, voltage measurement device, current measurement device, and power measurement method
10/03/2012CN102713646A Dynamic load estimation of multiple branch circuits
10/03/2012CN102707233A Method for determining rated power of three-phase asynchronous motor
10/03/2012CN102707217A High power photoelectric conversion receiving equipment for reinforced portable light source power meter test
10/03/2012CN102707178A Method for prewarning and monitoring failures of secondary equipment of power system
10/03/2012CN102707137A Radio frequency power detection circuit
10/03/2012CN102707136A Energy consumption measuring device for pure electric vehicle
10/03/2012CN102707113A Systems, methods, and apparatus for detecting theft and status of electrical power
10/03/2012CN101750561B Electrical energy quality monitoring and evaluating system
10/03/2012CN101685112B Servo motor drive control device for calculating consumed electric energy and regenerated electric energy
10/02/2012US8280657 Utility monitoring system with variable logging
10/02/2012US8280655 Digital power monitoring circuit and system
10/02/2012US8280556 Energy management of HVAC system
09/2012
09/27/2012WO2012127065A1 Energy consumption management
09/27/2012US20120245870 Data converting device, data processing device, power consumption processing system and computer program product
09/27/2012CA2830647A1 Energy consumption management
09/26/2012EP2503668A1 Merging unit and method of operating a merging unit
09/26/2012EP2503344A1 Energy Consumption Management
09/26/2012CN102692556A Three-phase electric quantity calculation method and apparatus thereof
09/26/2012CN101714234B Grid line loss monitoring and analyzing system
09/26/2012CN101464479B 电能表 Meter
09/25/2012US8275561 Power monitoring and analysis system for identifying individual electrical devices
09/25/2012US8275560 Power measurement techniques of a system-on-chip (SOC)
09/20/2012US20120239324 Building facility operating status evaluating method and device
09/20/2012US20120239323 Virtual Machine Power Usage Estimations
09/20/2012US20120239322 Abnormality diagnosis device, method therefor, and computer-readable medium
09/19/2012EP2499983A1 Isolated current sensor
09/19/2012CN102687025A Magneto optical current transducer with improved outage performance
09/19/2012CN102680777A Intelligent realization method for measuring gain compression by utilizing network instrument
09/19/2012CN102680026A Automatic functional test device of coffee maker
09/18/2012US8271215 Method and practical use system for measuring the imbalance power in electrical installations, and the device for calibration thereof
09/13/2012WO2012119201A1 Meter with upgradable communications
09/13/2012US20120232816 Apparatus and method for energy display
09/13/2012US20120232815 Electronic watt-hour meter and electronic watt-hour measuring method
09/13/2012US20120229131 Magnetic field sensor, as well as magnetic field measurement method, power measurement device, and power measurement method using the same
09/12/2012CN202433444U Intelligent indicator diagram acquisition device for control cabinet of pumping unit
09/12/2012CN101458276B Electric quantity computation method and apparatus and electric meter controlling equipment
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