Recently，Weite Technology Co., Ltd. successfully completed the maintenance project of dozens of crane equipment for Gezhouba Hydropower Station in 2022.。

Gezhouba Water Control Project

Gezhouba Water Control Project is located at the end of the Three Gorges of the Yangtze River in Yichang City, Hubei Province, China，Distance to the downstream of Nanjinguan, the outlet of the Three Gorges of the Yangtze River: 2.Three kilometers。It is the first large-scale hydropower station on the Yangtze River.，It is also the largest low head and large flow in the world.、Run-of-river hydropower station。Construction started in May 1971.，Work stopped in December 1972，Work resumed in October 1974，It was completed in December 1988.。The dam type is sluice dam，The maximum dam height is 47 meters.，Total storage capacity 15.800 million cubic meters。Total installed capacity 271.50 thousand kilowatts，Among them, Erjiang Hydropower Station has installed 2 sets of 170,000 kilowatts and 5 sets of 12.50,000-kilowatt generating units；Installation of 14 hydropower stations in Dajiang Hydropower Station.50,000-kilowatt generating units。Annual average power generation of 14 billion kWh。The first 170000 kilowatt unit was put into operation on July 30, 1981.。

Partial display of maintenance content

01. Check the sliding contact line

 

Inspection legend of sliding contact line 

Make sure that the connection of the sliding contact wire is tight，High quality and sufficient power supply for lifting equipment，Make the equipment run more safely。

Reduce wear of mechanical parts，Prolong the service life of equipment，Ensure normal operation of the equipment。

02.Wire rope maintenance oil brushing

Reduce wear of mechanical parts，Prolong the service life of equipment，Ensure normal operation of the equipment。

03.Inspection of electrical panels and cabinets、Dust removal

Regular inspection and cleaning can help reduce the failure rate.，Improve heat dissipation capacity of electrical panel and cabinet,Guarantee operation quality and reliability。

04.Fastening of wiring terminal of panel and cabinet

Make sure the control system is properly wired，Provide a good hardware foundation for the control and operation of equipment，So that that production efficiency and the safety are ensure。

05.Disassembly and inspection of coupling gear、Machine screw

Check the tightening、Add butter to the bearing

Reduce mechanical linkage resonance，Prolong the service life of the coupling and the motor。

In order to ensure the safe and stable operation of dozens of cranes in the power station,，Gezhouba Hydropower Station has signed a three-year maintenance contract with Weite.。The 2022 annual maintenance lasted 3 months and was successfully completed.。