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Thứ Năm, 16 tháng 2, 2012

VN’s first nuclear power plant can resist 9 Richter-scale earthquakes

VN’s first nuclear power plant can resist 9 Richter-scale earthquakes
VietNamNet Bridge – The Ninh Thuan nuclear power plant is designed to sustain earthquakes of up to 9 Richter scale and it is far enough from the sea to avoid tsunamis, said Russian contractor Rosatom’s representative.

Russia commits safety for Vietnam’s first nuclear power plant 



Sergey A. Boyarkin, Deputy General Director of Rosatom.
Sergey A. Boyarkin, Deputy General Director of Rosatom atomic energy group, the consulting firm and the builder of Ninh Thuan project, talks about the safety and economic feature of this project in a press conference in Hanoi last week.

After the Fukushima incident in Japan, nuclear power has become the worry of many people. What do you comment on Vietnam’s determination to build nuclear power plants?

The Fukushima plant used the second-generation reactors and the active safety principle. Accordingly, the reactor is cooled off in urgent cases by the power supplied by diesel generators. When the power was off, the urgent cooling system did work. The technology of Fukushima was designed in the 1960s, 50 years ago, which is outdated.

The Ninh Thuan nuclear power plant will be built under new design of the third generation, with the system to isolate melting substances. In any cases, melting substances will be unable to escape from the reactor.

The plant will be safe if it uses Russian technology.

What foundation for us to believe in it?

With the third generation technology of Russia, radioactive substance is prevented from running out of the nuclear plant in any incident. Only Russia has this technology. If this technology was used at Fukushima, the incident would have not happened.

Russian safety standards are highest in the world. Recently, some firms criticized Russia for using so many safety technologies, but our point of view is it is the most important to ensure safety by expensive equipment.

Ninh Thuan is located near a belt of volcanoes and has faults. What do you think about the appropriateness of Ninh Thuan for building nuclear power plants there?

The survey in Ninh Thuan is underway. I think there is no problem with the site of construction.

There is no place in the world that is completely stable and is not prone to earthquake. However, Russian reactors are designed to resist any type of earthquake.

A nuclear power plant, built in the former USSR, overcame earthquakes of the 10 Richter scale and it is still operating. We know how to build such plants.

How about the Ninh Thuan nuclear power plant?

According to initial surveys, earthquakes of up to 7.5 Richter scale can occur in Ninh Thuan. In design, the Ninh Thuan nuclear power plant can resist earthquakes of up to 9 Richter scale. We are searching a place where tsunamis cannot hit the reactor.

How impact will Vietnamese climate make on reactors designed by Russia?

Russia is experienced in building nuclear power in different climates, including tropical climates. We put into operation two reactors in China, where has similar climate with Ninh Thuan. Two other reactors in India, also in tropical climate, are about to work.

We always count in climate factor in designing any nuclear power plant and we always use rustproof materials. In China, we used titanium. I confirm that no country in the world that is experienced like Russia.

How much is the cost for the Ninh Thuan nuclear power plant?

In Russia, the cost for 1kW is $2,700. In Vietnam, it will be 10 percent higher. We are working on the cost and it will surely not exceed $3,000/kW. This is competitive price.

If the cost is $3,000/1kW, the total value for the two reactors does not exceed $6 billion. Vietnam and Russia signed a $10 billion agreement on nuclear power but it does not mean that we will spend the entire $10 billion. The remaining funding is for building infrastructure and related works, including the Nuclear Technology Center in Vietnam.

Are you sure that the project will be kicked off in 2014 as schedule?

The project is implemented in scheduled pace and it will be kicked of as scheduled. However, each stage must be checked and taken over. This task takes time and it is conducted by independent agencies.

According to plan, the construction will complete in 2018. Before putting fuel into the reactor, we need one year for checking and taking over. In countries where have experienced supervisory agencies, this procedures can only take 1-2 months.

Vietnamese experts are studying in Russia to operate the nuclear power plant in the future. We will try to train sufficient personnel for Vietnam by 2018.

PV

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