stock code: 002335.SZ

Kehua Supplies the Power Supply Solution for Hong Kong–Zhuhai–Macau Bridge

  • 2018-10-25

The world’s longest sea bridge, Hong Kong–Zhuhai–Macau Bridge (HZMB) was officially opened on Tuesday (Oct 23) by Chinese President Xi Jinping, linking up Hong Kong, Macau and the mainland’s River Delta cities to form the Greater Bay Area.


The bridge spans over the Lingding Channel in south China meandering for 55 km. Built with an investment of 126.9 billion yuan (about 18.3 billion U.S. dollars), the gigantic project consisting of a series of bridges, artificial islands and a tunnel facilitates travel that used to be separated by channels.


As the first massive infrastructure project cooperation between the three cities, the opening of the bridge helps with the interaction between residents in the area, has economic benefits, helps push the Greater Bay Area vision forward and is beneficial to the combined competitiveness of Zhuhai, Hong Kong and Macau.


Hong Kong–Zhuhai–Macau Bridge


The traffic engineering electromechanical system of the HZMB main body project, in which Kehua participates, owns several records in the engineering field: it has the largest scale of highway electromechanical installation and in which the most complex technologies and most difficult constructions are applied.


In the mega project, about 200 sets of Kehua UPS system was installed in the substations of the east and west artificial island and the port artificial, working in the harsh environment of high temperature, high humidity and corrosion, which poses a comprehensive challenge to the Kehua’s product quality.


With excellent reliability and high efficiency, Kehua’s AC/DC power system provides: comprehensive battery management function which automatically monitor the terminal voltage, charge and discharge current of the battery; battery temperature compensation which greatly extend the battery life; communication function which flexibly communicate with the computer monitoring system.


Kehua’s AC/DC power system


This time Kehua’s solutions are applied in HZMB project, which the design life is 120 years. Our solution provides reliable power safety assurance and proved that Kehua’s R&D ability and solutions are recognized by the public.


With 30 years of experience in power electronics R&D and manufacturing, Kehua product solutions have been successfully applied to the Xinjiang Karamay Expressway, Qinghai–Tibet Railway, Ethiopia Railway, Three Gorges Dam, Xichang Satellite Launch Center, etc.

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