State Grid Smart Grid Research Institute

China

 
Total IP 63
Total IP Rank # 21,732
IP Activity Score 0/5.0    0
IP Activity Rank # 1,678,580

Patents

Trademarks

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Last Patent 2016 - Solar optothermal coupled high-t...
First Patent 2011 - Default current test method of i...

Latest Inventions, Goods, Services

2016 Invention Hybrid trigger circuit suitable for thyristor. A hybrid trigger circuit suitable for a thyristor,...
2015 Invention Breaking testing device for high-voltage direct-current circuit breaker, and testing method there...
Invention Direct current breaker bridge module. A direct current breaker bridge module, comprising an IGBT ...
Invention Solar optothermal coupled high-temperature water electrolysis hydrogen production system. A solar...
Invention Transformer substation process layer message network-sharing port-sharing transmission system. Pr...
Invention Method and system for implementing time-delay informing during process-level network switching of...
Invention Pressure contact igbt packaging structure using heat pipe. A pressure contact IGBT packaging stru...
Invention Direct current voltage compensation method for parallel mixed-type multi-level converter. A direc...
Invention Direct current voltage conversion device and bridge arm control method therefor. A direct current...
Invention Self-compensation device and method for a bgo crystal electro-optic coefficient temperature corre...
Invention Power-line carrier communication method. Provided in the present invention is a power-line carrie...
Invention Modular multi-level flexible direct-current topology circuit suitable for fault ride-through. A m...
Invention Thermally conductive and insulating epoxy resin composition and preparation method therefor and u...
Invention Ono structure-based sic terminal structure preparation method. Provided is a preparation method o...
2014 Invention Passive high-voltage direct-current circuit breaker and implementation method therefor. A passive...
Invention Synthesis loop-based testing apparatus and method for forward recovery characteristic of thyristo...
Invention Dc fault ride-through control method of hybrid modular multilevel converter. A DC fault ride-thro...
Invention Method for coordinating and controlling multi-terminal flexible direct current transmission syste...
Invention Single-phase inverter test circuit for modular multi-level convertor and test method therefor. A ...
Invention Wams multi-facts coordination control-based real-time control system. A WAMS multi-FACTS coordina...
Invention Bidirectional transmission convertor suitable for high voltage and high power. A bidirectional tr...
Invention Integrated high-voltage insulation optical fibre column. An integrated high-voltage insulation op...
Invention Valve monitor system applicable to high-capacity mmc flexible high-voltage direct-current transmi...
Invention Device and method for testing steady-state operation of mmc flexible direct current sub-module. A...
Invention Loss determination method based on modular multi-level voltage source converter. A loss determina...
Invention Protection method for modular multilevel converter during bridge arm short circuit fault. A prote...
Invention Power transmission system for improving transmission capacity of urban power grid through non-sin...
Invention Sub-module capacitor voltage balancing optimization method for modular multilevel converter. Disc...
Invention Control system of multi-terminal flexible direct-current power transmission system, and control m...
Invention Lamination busbar of voltage source-type convertor unit suitable for igbt. A lamination busbar of...
Invention Module flow balancing water channel for direct-current converter valve. A module flow balancing w...
Invention Serial water-cooled heat sink based on damping resistor. A serial water-cooled heat sink based on...
Invention Cold-accumulation external cooling system for direct current converter valve, and operation metho...
Invention Extra-valve cooling system for direct current converter valve and operating method thereof. Provi...
Invention High-voltage large-current direct-current circuit breaker and control method therefor. A high-vol...
Invention Valve base control device and method for modular multi-level convertor. A valve base control devi...
Invention High-strength bolting steel and preparation method therefor. A high-strength bolting steel ...
Invention High-strength bolting steel and preparation method therefor. A high-strength bolting steel and a ...
2013 Invention Commutation apparatus based on controllable commutation inductor, and implementation method there...
Invention Method for manufacturing field stop igbt device. Provided is a method for manufacturing a field s...
Invention Integrated heat-dissipation thyristor. An integrated heat-dissipation thyristor (1) comprises a t...
Invention Method for controlling capacitance balance of legs of three-phase full-bridge mmc. A method for c...
Invention Improved high-power thyristor. A high-power thyristor. The thyristor comprises a thyristor base (...
Invention Uninterrupted direct current deicing device. An uninterrupted direct current deicing device. The ...
Invention Method for suppressing current overshoot of igbt series voltage source converter during turn-on. ...
Invention Modulation method for grouping stair waves of modularization multilevel converter submodules. Pro...
Invention Overvoltage protection device and protection method for alternating-current side of flexible dire...
Invention Joint regulator test device for magnetically controlled shunt reactor. A joint regulator test dev...
Invention Overvoltage protection device and protection method for alternating current side of flexible dire...
Invention Overvoltage protection device and protection method for direct current side of flexible direct cu...