Hanul Nuclear Power Plant Unit 4 Reaches 100% Output After Scheduled Preventive Maintenance

Hanul Nuclear Power Headquarters of Korea Hydro & Nuclear Power (Head: Park Beom-su, hereinafter Hanul Headquarters) announced that "Hanul Unit 4 (Pressurized Water Reactor, 1 million kW class), which entered planned preventive maintenance on February 20, resumed power generation on the 25th and reached 100% output at 2:30 PM on the 27th."

Hanul Unit 4.

During this planned preventive maintenance period, Hanul Unit 4 carried out various equipment inspections and maintenance such as fuel replacement, precise inspection of the main generator, and rotor replacement, enhancing the reliability of the power generation facilities, and confirmed safety through statutory inspections under the Nuclear Safety Act.

In addition, a tensile test and performance certification were conducted on the anchor attached to the primary equipment cooling water rotary filter screen to verify its soundness.

The primary equipment cooling water rotary filter screen is installed upstream of the pump that supplies seawater to the primary equipment cooling water heat exchanger and serves to remove marine debris.

Hanul Headquarters will do its best to ensure the safe operation of the nuclear power plant in the future and will promptly and transparently disclose any unusual occurrences at the power plant.

This content was produced with the assistance of AI translation services.