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Swiss nuclear power and the case for long-term operation
Designed for 40 years but built to last far longer, Switzerland’s nuclear power plants have all entered long-term operation. Yet age alone says little about safety or performance. Through continuous upgrades, strict regulatory oversight, and extensive aging management, the country’s reactors are being prepared for decades of continued operation, in line with international practice.
Victor A. Maroni, Raymond D. Wolson, Gustav E. Staahl
Nuclear Technology | Volume 25 | Number 1 | January 1975 | Pages 83-91
Technical Paper | Chemical Processing | doi.org/10.13182/NT75-A24351
Articles are hosted by Taylor and Francis Online.
A method is described for removing tritium from liquid lithium fusion reactor blankets by extraction with molten salt. Results of distribution coefficient measurements made with lithium-lithium halide mixtures have demonstrated that tritium is preferentially distributed in the salt phase by a factor >1.0 on a volumetric basis. Other considerations related to (a) mutual solubilities between the salt and metal, (b) phase separation, (c) blanket neutronics, (d) corrosion, (e) fabrication, and (f) recovery of tritium from the salt phase indicate that the extraction process should be feasible. Calculations based on the blanket processing requirements for the reference theta-pinch reactor (RTPR) show that the equipment and power needed to carry out a molten-salt extraction operation on the lithium blanket of the RTPR are reasonable.