Vietnam: The control room must be designed to be safely operated in all operational state either automatically or manually

According to Article 51 of Circular No. 30/2012/TT-BKHCN of the Ministry of Science and Technology of Vietnam: “The control room must be designed to be safely operated in all operational state either automatically or manually, and measures must be taken to maintain the safe state of the nuclear power plant or to bring the nuclear power plant back to the safe state after abnormal operation and accident conditions”.

Besides, the control room and the external environment must be appropriately separated. Adequate information must be provided to protect the personnel in the control room from the hazards resulting from accident conditions such as high radiation levels, release of radioactive materials, fire, explosion, or toxic gases. The accidents inside and outside the control room that could affect the continuous operation of the control room must be analyzed, and appropriate measures shall be taken to mitigate the consequences of the accidents that do occur.

Moreover, according to Article 52 of Circular No. 30/2012/TT-BKHCN, a supplementary control room with measurement and control equipment that is physically, electrically, and functionally separate from the control room prescribed in Article 51 of this Circular shall be kept available. The supplementary control room must be capable of maintaining the shut down state of the reactor, removing residual heat, and monitoring the changes of the parameters when the ability to perform the related features in the control room is lost. The requirements of the protection of personnel prescribed in Clause 2 Article 51 also apply to the supplementary control room.

View details at Circular No. 30/2012/TT-BKHCN of the Ministry of Science and Technology of Vietnam, effective from February 11, 2013.

Le Vy

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