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State Grid Corporation Of China
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State Grid Corporation Of China patents

Recent patent applications related to State Grid Corporation Of China. State Grid Corporation Of China is listed as an Agent/Assignee. Note: State Grid Corporation Of China may have other listings under different names/spellings. We're not affiliated with State Grid Corporation Of China, we're just tracking patents.

ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "S" | State Grid Corporation Of China-related inventors




Date State Grid Corporation Of China patents (updated weekly) - BOOKMARK this page
05/25/17 new patent  Integrated high and low voltage ride through test system
04/27/17Electric vehicle for routing inspection of power transmission lines
03/30/17Fault point locating hybrid lines based on analysis of comprehensive characteristics of single-end electric quantity and transient travelling waves
03/23/17Setting and coordination calculation protection setting value of dc system
03/23/17Distributed test method applicable to system-level test of intelligent high voltage equipment
03/09/17Sampling implementation based on conventional sampling goose trip mode
03/02/17Method of preventing misoperations about a relay protection device in a smart substation
02/23/17Oil-gas separation cylinder, an oil-gas separation device and an oil chromatography
02/16/17Monitoring method and system of arrester applied to smart substation
02/09/17Method of differential protection in the power distribution networks based on phase difference principles
01/26/17Method for lightning stroke identification and location on optical fiber composite overhead ground wire
01/26/17Low-frequency band suppression enhanced anti-reversal power system stabilizer
01/19/17Prevention abnormal action protection of uhv regulating compensation transformer with no-load input
01/05/17Rapid online diagnosis open-circuit fault for high-power rectifier
01/05/17Differential protection bridge circuit in current converter control system
12/29/16Method and system for correcting acquisition channel of merging uinit in power system
12/08/16Method and system for data detecting of an instrument
11/03/16Frequency measuring method and measuring device for electricity system
11/03/16Method for predicting the life of transformer based on fiber grating temperature measurement system
11/03/16Method for controlling load of transformer based on hot spot temperature measured by using fiber grating technology
10/20/16Intelligent power utilization communication product detecting system
10/06/16System for starting large-scale power load in micro-grid
09/01/16Method for searching cross-regional power supply area based on cim model and system thereof
09/01/16Method for determining integrated network loss rate in uhv ac cross-regional electricity trading
09/01/16Parallelization black-start subsystems of power grid with external support
08/18/16A progressive optimization dispatching smart distribution system
08/11/16Single-phase-to-earth fault processing device and neutral non-effectively grounded distribution network
08/11/16A control of smoothing the energy storage in wind phtovolatic power fluctuation based on changing rate
08/04/16Method of calculating voltage and power of large-scaled photovoltaic power plant
07/28/16A monitoring megawatt level battery energy storage power plant
07/21/16Mechanical self-resetting short-circuit fault indicator
07/14/16Method for simulating wind field of extreme arid region based on wrf
06/30/16Power grid development stage division method based on logistic model
06/30/16Service restoration multi-faults in distribution network
06/23/16Grounding grid breakpoint diagnostic transient electromagnetic method
06/16/16Short-term operation optimization electric power system including large-scale wind power
06/16/16Static testing and calibrating pid link of control system of wind turbine
06/16/16Method for constructing wind power connection system model based on measured data
06/09/16System and controlling charging and discharging of electric vehicle
06/09/16A renewable energy-based hybrid bi-directionally interactive dc traction power supply system
06/09/16Method for controlling inertia response of variable-speed wind turbine generator
06/09/16Method for testing dynamic model parameters of wind power plant
06/02/16Method of assessing risk of power system with high penetration of wind power
05/12/16Power-cable ground current self-adaptive monitoring method
05/05/16Intelligent calibration system for backup-power automatic switching device
05/05/16A portable single-phase air bypass switch for live power distribution network
04/21/16Device for servicing live power lines
03/31/16Method for constructing real-time solar irradiation metering network of gigawatts level photovoltaic power generation base
03/31/16Method for modeling medium and long term wind power output model of medium and long term optimal operationof power system
03/31/16Svc compensation strategy optimization method
03/03/16Simulation wind farm common coupling region
01/28/16Method for calculating theoretical power of a wind farm based on extrapolation of anemometer tower data
01/28/16Method of computing theoretical power of wind farm based on sample wind turbine method
01/14/16Metering circuit implementing metering
01/14/16System and main distribution network graph/model/data integration based on remote access and information interaction
01/14/16Cim/e and cim/g-based graphics-model-integrated distribution network
01/07/16A direct current circuit breaker and its implementation
01/07/16System and controlling pcs voltage and frequency
12/24/15Testing device for propagation characteristic of electromagnetic wave in gas insulated switchgear and testing method therefor
12/17/15High-voltage direct current broad frequency-domain corona current measurement system
12/10/15Approach to assess available wind resource distribution based on interpolation method
12/10/15Optimal control reactive voltage of wind power and photovoltaic power centralized grid connection
12/03/15Method of calculating available output power of wind farm
12/03/15Wind power bundling control method after wind power and thermal power are connected to grid
11/26/15An automatic checking clock synchronization and specialized apparatus thereof
Patent Packs
10/29/15Mixed-mode temperature measurement communication phase conductor and temperature measurement communication system
10/22/15Method of predicating ultra-short-term wind power based on self-learning composite data source
10/22/15Maintenance schedule optimization electric power system including large-scale wind power
10/15/15Extremum seeking-based control maximum output tracking of a wind turbine generator
08/27/15Method of analyzing wake flow of wind turbine based on multiple wake flow models
08/27/15Method of dividing irradiance regions based on rotated empirical orthogonal function
08/27/15Method of constructing surface roughness change model for wind farm micro-sitting
07/30/15Method and system for register clearing in data flow analysis in decompilation
07/02/15Method for recognizing transformer partial discharge pattern based on singular value decomposition algorithm
05/28/15Online monitoring circuit and the series compensation spark gap divider return circuit
04/30/15Live working robot for replacing insulator string
02/05/15Ultra-short-term forecasting method including real-time monitoring of the effect of upper and lower courses
01/29/15Dispersed state monitoring device for distributed generation
01/29/15New energy vehicle and battery locking device thereof
01/15/15Real-time power distribution lithium battery and redox flow battery energy storage systems hybrid energy storage power station
Patent Packs
01/08/15Automatic mapping a distribution network based on logical layout
11/27/14Wet limestone flue gas desulfurization slurry stabilizer and using the same
11/27/14Platform and analyzing electric power system data
08/28/14Method for detecting time synchronization ability of real-time measuring device based on time variable
05/29/14Method and device for primary frequency regulation based on bang-bang control
05/01/14Cogeneration unit and wind power joint heating system and scheduling method therefor
05/01/14Method and determining separation efficiency of cyclone separator
02/13/14Process for feed-water oxygenating treatment in boiler in power station
12/05/13Cascaded converter station and cascaded multi-terminal hvdc power transmission system
10/17/13Maintenance tool for insulator of direct current transmission line
10/03/13Method, apparatus and system for suppressing low frequency oscillation in power system
03/28/13Wire connecting method and converter station for ultra-high voltage direct current power transmission, and ultra-high voltage direct current power transmission system
02/09/12Voltage source for calibrating a fast transient voltage measurement system and calibration method
10/20/16Method and system for obtaining relation between winding state and leakage reactance parameter of transformer
09/22/16Method for acquiring parameters of dynamic signal
06/16/16Optical fiber core butting apparatus
06/02/16Automatic interlocking logic detection method based on goose communication mechanism
03/03/16Optimization independent micro-grid system
12/03/15Method for analyzing operation state of substation by combining whole grid model with local grid model
09/24/15Method for on-line diagnosing gradually-changing fault of electronic current transformers
06/25/15Composite intelligent terminal wiring device and plug device
06/18/15Power line communications system and method
05/21/15Method for controlling structural acoustic transmission on basis of combined-type vibration isolation device
04/16/15Synchronization time-division multiplexing bus communication method adopting serial communication interface







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