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南方电网科研院及贵州电网申请变压器的阻抗参数矩阵生成方法相关专利,简化阻抗参数矩阵确定难度
Jin Rong Jie· 2025-08-02 05:19
Group 1 - The State Intellectual Property Office of China has published a patent application by Southern Power Grid Scientific Research Institute Co., Ltd. and Guizhou Power Grid Co., Ltd. for a method and device for generating impedance parameter matrices of transformers, with application date on April 2025 [1] - The patent describes a method that calculates the self-impedance of each port of a transformer based on voltage and current when all other ports are open-circuited, and then computes mutual impedance for port pairs, ultimately forming an impedance parameter matrix [1] Group 2 - Southern Power Grid Scientific Research Institute Co., Ltd. was established in 2010 in Guangzhou, focusing on electricity and heat production and supply, with a registered capital of 100 million RMB [2] - The company has invested in 5 enterprises, participated in 5000 bidding projects, and holds 5000 patent records along with 67 trademark records [2] - Guizhou Power Grid Co., Ltd. was founded in 1994 in Guiyang, also focusing on electricity and heat production and supply, with a registered capital of approximately 1.96 billion RMB [2] - Guizhou Power Grid has invested in 39 enterprises, participated in 5000 bidding projects, and holds 5000 patent records along with 6 trademark records [2]
海柔创新等取得分拣系统等相关专利
Sou Hu Cai Jing· 2025-08-01 04:27
Company Overview - Shenzhen Hairou Innovation Technology Co., Ltd. was established in 2016 and is primarily engaged in general equipment manufacturing with a registered capital of 1 billion RMB [1] - Shenzhen Kubao Software Co., Ltd. was founded in 2020 and focuses on software and information technology services with a registered capital of 300 million RMB [1] Patent Information - Shenzhen Hairou Innovation Technology Co., Ltd. and Shenzhen Kubao Software Co., Ltd. have obtained a patent titled "Sorting System, Sorting Control Method, Device, Equipment, and Readable Storage Medium," with the authorization announcement number CN115385059B, applied for on September 2022 [1] - Shenzhen Hairou Innovation Technology Co., Ltd. has a total of 1,005 patent records and has participated in 48 bidding projects [1] - Shenzhen Kubao Software Co., Ltd. holds 143 patent records and has 6 administrative licenses [1]