Progress in Liquid-Metal Fasst Reactor Technology (IAEA

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Additional resources for Progress in Liquid-Metal Fasst Reactor Technology (IAEA TECDOC-876)

Sample text

After completion of this 55 000 hours the reactor will have 152 000 hours of operation and this is in excess of the 140 000 hours value in the Safety Report (precisely 110 000 hours at nominal power, 15 000 hours with 4 IHXs out of 6, 15 000 hours with 2 primary pumps out of 3). It is necessary to justify this increase of operating time considering : the reinforcement of safety requirements the enhancement of knowledge the feedback experience (for example in secondary circuits) the characteristics of the future operating conditions.

Finally the criticality was reached on August 5, 1994 and the reactor power was increased in successive steps (see § 3). The "Decret d'Autorisation de Creation" stipulates that because of its prototype character, SUPER PHENIX will have to be operated in conditions explicitely giving priority to safety and knowledge acquisition, with an objective of research and demonstration. In this context the so-called "knowledge acquisition" programme (§ 4), proposed by NERSA, "Electricite de France" and "Commissariat a I'Energie Atomique" is designed to prove the capacity of a large FBR to produce electricity on an industrial scale, to test the consumption of plutonium and minor actinides in a large fast reactor, as well as to provide information on technology of sodium-cooled fast reactors.

2 TWh (7 %) were produced by conventional thermal plants, 80 TWh (18 %) were produced by hydraulic plants. 1 TWh and the line losses were 29 TWh. 8 % in comparison to the 1993 consumption. 9 % in 1993). At the end of 1994, after the closing in May of its last gas-cooled reactor at BUGEY, "Electricite de France" had 54 PWR units totalling 57150 MWe. Control of the defects detected in the penetrations of the vessel heads was almost complete and 6 vessel heads are replaced each year without any consequences on the availability of the plants.

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