TBLN Ultra High Voltage Power Cable Co., Ltd. is China's ultra high voltage, high voltage crosslinked and special cable, large cross-section expanded conductor and bus bar development and cable accessories development and export base. Early specialized in 110kV, 220kV high voltage and 500kV ultra high voltage products One of the developed companies, the company has inherited the good quality of 60 years of professional cable manufacturing research and development, and has won the trust and support of customers at home and abroad. The core supplier of the grid company. The products have served national major projects and projects such as the renovation of Tiananmen Square, the Three Gorges Water Conservancy Project, the Qinghai-Tibet Railway, the Beijing Olympics Project, the Shanghai World Expo, the Guangzhou Asian Games, and the UHV AC and DC transmission projects. , Singapore, Nigeria, Hong Kong and more than 50 countries and regions to provide products and services.
In order to meet the needs of the development model of the green economy, and promote the development of intelligent, efficient and energy-efficient transmission technologies to meet the needs of the global economic structure adjustment and sustainable development, TBEA has invested 2 billion yuan to build the world's current high-voltage, large-scale production and sales scale. A high-tech cable industrial park integrating ultra-high-voltage cables, special cables and cable accessories. The industrial park covers an area of 700,000 square meters, and a new high-rise 180-meter tower is equipped with advanced and highly automated Six ultra-high-voltage imported vertical cross-linking production lines, including 750kV, 500kV, and 220kV, have achieved a major breakthrough in the development history of the world's ultra-high-voltage and high-voltage cross-linked cable integration technology. At the same time, the 500kV 3500mm2 ultra-high voltage cross-linked cables with high voltage levels and large cable cross sections are also officially rolled off, marking a new breakthrough in the localization of major equipment manufacturing.
The company has advanced production and scientific research equipment, six VCV production lines of 750 kV, 500 kV, 220kV and so on, which are imported from Trester, Germany and Melafer, Finland. It has all cable production capacity below 500kV 3500mm2; The 91-disk frame winch introduced by Weiss and the 4000-disk winch introduced by German SKET. The company currently has an annual production of 500kV and below high-voltage and ultra-high-voltage cross-linked cables of 1,740km, special rubber-sheathed cables of 6,200km, and various aluminum alloy conductors of 20,000t. The company is currently a high-voltage and special cable manufacturer with large monolithic production capacity in the world.
The company has good technology for controlling factors such as impurities, raised semi-conductive layers, air gaps, and stress in cross-linked polyethylene. It has a thousand-level purified insulation material room, a thousand-level purified main room, and a clean room equipped with a dust detector. To ensure the purification effect; equipped with on-line stress relaxation or on-line stress relief system; equipped with 49 degassing chambers, each of which has automatic temperature control and a methane detector; heat treatment (EHT, TROSS) system at the incoming end to ensure ovality Provide accurate structural dimensions for attachment installation.
The company has the world's advanced level wire and cable production and testing equipment such as the 750kV series resonance system and partial discharge tester of Harvard Switzerland. The company's 750kV and below high-voltage cable electrical performance test shielding hall is the domestic advanced level and has reached the advanced level in the world today. The company's partial discharge test room is divided into six test halls with a total area of about 4200mm2. It has an impulse voltage generator, a 2801 high-voltage Xilin bridge, a 400kV standard capacitor, a noise-free through-core transformer, and a cable heating and control system. 500kV cross-linked cable power frequency withstand voltage test, partial discharge test, location of discharge fault points, lightning impact test, thermal cycle test, insulation resistance test, cable dielectric loss and capacitance value tests.
The total area of the company's testing and test center and metrology calibration test room is about 1032m2. It can realize the test items such as incoming inspection of raw materials, material performance research, product sampling, and intermediate process control. A total of 101 sets of instruments and equipment for research and analysis of material properties and various tests of product mechanical and physical properties. The metrology and calibration laboratory has 11 metrological calibration standards and special calibration items for cables (21 instruments and equipment), which can complete the verification of length, mechanics, thermal engineering, electromagnetic measurement equipment, and calibration of wire and cable testing instruments. . The area of the combustion test chamber is approximately 280 m2. There are a total of 10 test equipment (sets), which can complete the relevant tests on flame retardancy of products (materials) such as load combustion, bunched combustion, single vertical combustion, smoke density, fire resistance, and halogen content.
The company has established the Advanced Enterprise Technology Center, the Shandong Provincial Ultra High Voltage Cable and Accessories Engineering Technology Research Center, and the Shandong New Energy Special Cable Engineering Laboratory. In recent years, the company has undertaken 6 national science and technology plans, including the National New Product Plan 3 projects, 2 national torch plans, 1 international science and technology cooperation project, undertakes 24 projects in Shandong Province, and has participated in the formulation of 16 standards in recent years, including 12 national standards and 4 industry standards. 8 science and technology awards, 15 core patents in recent years, 19 scientific and technological achievements.
The company focuses on high-voltage and ultra-high-voltage markets to continuously carry out technological innovation work, and has developed a number of domestic and foreign advanced products with independent intellectual property rights. During the 11th Five-Year Plan period, 220kV 2500mm2 large-section high-voltage cables were completed; intelligent high-voltage cables R & D work; completed the research and development of 1000kV UHV expansion bus, and successfully applied to the 1000kV UHV transmission demonstration project of Jindongnan-Nanyang of the State Grid. During the 12th Five-Year Plan period, the company completed the research and development of 500kV 2500 mm2 high-voltage cross-linked cables, completed the nuclear power plant K1 cables, and completed the research and development of energy-saving conductors.