Listed companies of UHV equipment:
1.tbea (600089) (600089. sh), the company is the largest transformer product base in China and one of the largest manufacturers of high-voltage transformers and wires and cables in China. The annual output of transformers is 65438+700 million KVA, and it is in the leading position in the field of high voltage, large capacity and DC converter transformers of 500KV and above, and the transformer business accounts for the main income.
2. Gao Ping Electric (600312) (600312. SH) is one of the three R&D and manufacturing bases of high-voltage switchgear in China, and its products cover all voltage levels from 72.5 to10/00 kV; Toshiba Corporation of Gao Ping (holding 50% of the shares), a joint venture between our company and Toshiba Corporation, is expected to become the largest manufacturing base of high-voltage and ultra-high-voltage enclosed combined electrical appliances in Asia.
3. Tianwei Baobian (600550 )(600550.sh), the company is one of the largest production bases of power equipment transformers in China, and the main transformers of large generator sets account for about 45% of domestic production; It is the only enterprise in China that has mastered all the core technologies of transformer manufacturing independently, and has successfully entered the DC transmission market.
4. Rongxin Co., Ltd. (002123) (002123. SZ) is the largest manufacturer of SVC mainstream flexible transmission equipment in China, and the new high-voltage frequency converter (HVC) also has a large market space in industrial energy saving; The company has produced ultra-high power frequency conversion devices (HVC), which are more than 10,000 kilowatts, with high technical requirements; The company has SVC high-voltage full-load test center (66KV/ 10000KVA), HVC high-voltage full-load test center (10KV/2500KW) and test power supply system (66KV/ 10000KVA).
5. siyuan electric (002028 )(002028.sz), the company's high-tech industrialization project of digital substation and high-voltage dynamic reactive power compensation system is expected to be completed in 20 12 years, thus forming five smart grid businesses such as reactive power compensation, digital substation, online monitoring, electric vehicle charging module and energy storage battery charging module.
6. Huayi Electric (600290 )(600290.sh), the company plans to set up Zhejiang Huayi Ebit Power Technology with German IPT, mainly developing and manufacturing medium and high voltage switchgear (3KV- 1 100KV) and related supporting components.
7. Jinzhi Technology (002090 )(002090.sz), the company's power grid high voltage/ultra high voltage protection device project is expected to be completed on 20 1 1; The company also invested in the digital substation project, which conforms to the technology and market development direction of the power automation industry and is in the preparation stage of market investment. It is expected that the market will start on a large scale in the future.
8. jiuzhou electric (300040 )(300040.sz) is a leading enterprise in domestic power electronics industry. Its products are divided into three categories: high-voltage motor speed regulation products, DC power supply products, electrical control and automation products.
9. Jinlihuadian (300069 )(300069.sz), the company focuses on the research of new technology for manufacturing high-strength functional glass and the development of UHV power transmission and transformation insulation equipment. Its main products are high-strength glass insulators, which are used for conductor insulation and suspension of UHV, UHV and UHV AC and DC transmission lines.
10. China xd (601179) (601179. SH) is an important base for R&D, manufacturing and testing of complete sets of high voltage, ultra-high voltage and ultra-high voltage power transmission and transformation equipment in China, and also the production base of complete sets of high voltage, ultra-high voltage, ultra-high voltage AC and DC power transmission and transformation equipment in China at present. The company has advanced high-voltage, ultra-high voltage and ultra-high voltage technologies, constantly consolidating its leading position in the industry, taking the lead in developing a series of 750kV power grid products in China, and successfully manufacturing 800kVGIS, double-break tank circuit breakers, disconnectors, 750kV transformers, reactors, capacitor bushings, lightning arresters, post insulators, rod-shaped suspension composite insulators and other products, with independent intellectual property rights, and technical performance reaching and being at the international leading level.