NR Engineering Co., Ltd

China

Create a watch for NR Engineering Co., Ltd
Total IP 309
Total IP Rank # 4,369
IP Activity Score 3/5.0    147
IP Activity Rank # 4,762

Patents

Trademarks

53 0
18 0
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Last Patent 2026 - Hydrogen-production power supply...
First Patent 2012 - Method for generator subsynchron...

Latest Inventions, Goods, Services

2025 Invention Overvoltage protection method and system for power module of converter, and topology structure, s...
Invention Method and system for controlling dead time of power unit, and power unit, converter, storage med...
Invention Hydrogen-production power supply system and control method therefor. Disclosed in the present app...
Invention Fault isolation and restart method and system for multi-terminal flexible direct-current transmis...
Invention Starting method and apparatus for static synchronous compensator, and static synchronous compensa...
Invention Synergistic control method and device for hybrid hydrogen production. Disclosed are a synergistic...
Invention Batch testing method for closing times of bypass switches in sub-modules of converter chain, and ...
Invention Hybrid closed-loop control and simulation system and method for high-power converter. The present...
Invention Method and apparatus for controlling increase of active power of grid-forming converter, device, ...
Invention Grid-forming energy storage converter and control method therefor. The present application relate...
Invention New-energy hydrogen production power supply, and new-energy hydrogen production system and contro...
Invention Remote mirroring operation and monitoring system for substation device. A remote mirroring operat...
Invention Method and apparatus for identifying neutral line disconnection in current secondary circuit. A m...
Invention Gridding protection method and apparatus for power distribution network, and device, medium and p...
Invention Energy storage adjustment and control method and system, and storage medium and electronic device...
Invention Robot inspection point calibration method and apparatus, and storage medium and electronic device...
Invention Control method and system for reactive powers of grid-forming devices in multiple areas, and elec...
Invention Device cross reference system and method and storage medium. The present application discloses a ...
Invention Centralized and turn-off-controllable line commutated converter, control method and apparatus, an...
Invention Current breaking device and control method therefor. The present application provides a current b...
Invention Multi-port flexible interconnection apparatus, alternating-current and direct-current hybrid powe...
2024 Invention Fault determination apparatus and method for power distribution line, storage medium, and electro...
Invention Method and system for topology identification and ranging of distribution network terminal. A met...
Invention Distribution network line parameter measurement and fault location system and method based on sig...
Invention Driver, semiconductor apparatus and method for controlling semiconductor apparatus. The present a...
Invention Restart method and control device for direct-current line fault of high-voltage direct-current po...
Invention Flexible alternating-current interconnection apparatus and control method. A flexible alternating...
Invention Temperature control system and method. A temperature control system and method. The temperature c...
Invention High voltage direct current transmission valve group, series circuit, system, control method, and...
Invention Receiving-end alternating-current fault ride-through method and apparatus for power transmission ...
Invention Islanded system for flexible direct current transmission of new energy and black start method the...
Invention Hybrid converter and converter valve hall. 10224466102244661020113355201133551010). In the hybrid...
Invention Method and apparatus for converting object-oriented structured code, and electronic device. Provi...
Invention Code generation method and apparatus and electronic device. The present application provides a co...
Invention File updating method and apparatus in redundant environment, electronic device, and storage mediu...
Invention Grid-forming control method for wind power converter, and wind power converter system. Provided i...
Invention Grid-forming voltage source converter system and multi-objective control method. Provided in the ...
Invention Control method and apparatus for bipolar flexible direct-current power transmission system. Provi...
Invention Power control method and apparatus for flexible direct-current transmission system. Provided in t...
Invention Data synchronization method and system for redundant device, and storage medium and electronic de...
Invention Remote protection information transmission system and method based on transparent transmission li...
Invention Transformer fault identification system and method, computer device, and computer readable storag...
Invention Tdlas-based detection system and method for dissolved gases in oil. The present application discl...
Invention Distributed traveling wave fault location method and system, and electronic device and storage me...
Invention High-voltage direct-mounted flexible alternating current loop closing device. The present applica...
Invention Current breaking apparatus and control method therefor, and direct-current power transmission and...
Invention Energy supply device and converter valve. Provided in the present application are an energy suppl...
Invention Current output device, and current simulation system and control method therefor. The present app...
Invention Voltage device, voltage simulation apparatus, and control method. Provided in the present applica...
2023 Invention Air-cooling variable-frequency converter. The present invention relates to an air-cooling variabl...