Emergency Repair of Hydraulic Bolts of Huaneng Yueyang Power Plant 5#600MW Unit

Customer Name: Huaneng Hunan Yueyang Power Generation Co., Ltd.

Location: Chenglingji, Yueyanglou District, Yueyang City, Hunan Province

Time: 2014.09.25

Customer equipment: Harbin Auto CCLN600-25/600/600

Event: In the first half of 2014, when a thermal power engineering company from the contractor performed hydraulic bolt disassembly and assembly services for the 5# unit steam turbine, due to operational reasons, the hydraulic bolts and nuts were loosened during operation, which directly broke the nuts of the remaining hydraulic bolts, resulting in The hydraulic bolts are locked and cannot be removed.

Our company provided emergency solutions for Yueyang Power Plant, and dealt with all damaged parts within 60 hours to ensure the normal operation of the unit and minimize the loss of the power plant, which was highly praised by Yueyang Power Plant.