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Table 3.
Comparison of the burnup predictions with the Boden 1992 method [17] and the method proposed in this work, for several RCA assays in SCK CEN laboratories. Various reactor designs and fuel types were investigated, including gadolinium-doped fuel.
| Boden 1992 [17] | This work | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BU(i)/BU – 1 |
BU(i)/BU – 1 |
||||||||||||
| Reactor | Fuel | BU | 137Cs | 148Nd | 150Nd | 143Nd | 145Nd | 137Cs | 148Nd | 150Nd | 143Nd d | 145Nd | |
| +144Nd | +146Nd | + 144Nd | +146Nd | ||||||||||
| BWR | UO2 | 5.78 | −7% | 2% | 7% | −2% | 0% | −1% | −6% | 2% | 4% | 0% | |
| UO2 | 5.81 | 3% | 0% | 5% | −5% | −2% | −1% | 3% | 0% | 0% | −2% | ||
| UO2 | 6.21 | 6% | −1% | 0% | −4% | −1% | 1% | 8% | −2% | −1% | −3% | ||
| UO2-PuO2 | 3.78 | −4% | 1% | 0% | 1% | 2% | 0% | −3% | 0% | −1% | 2% | ||
| UO2-PuO2 | 4.00 | −3% | 1% | −2% | 2% | 3% | 0% | −2% | 0% | −3% | 3% | ||
| UO2-PuO2 | 5.12 | −3% | 1% | −1% | 1% | 1% | −1% | −1% | 1% | −2% | 2% | ||
| UO2-PuO2 | 5.42 | 1% | 0% | −1% | 0% | 1% | −1% | 3% | −1% | −2% | 0% | ||
| UO2-PuO2 | 6.20 | −5% | 1% | 0% | 2% | 3% | 0% | −3% | 0% | −1% | 2% | ||
| UO2-PuO2 | 7.24 | 0% | 0% | −1% | 0% | 2% | −1% | 1% | −1% | −2% | 0% | ||
| MTR | U(Mo) | 10.68 | −4% | 6% | 0% | 0% | −1% | 2% | −5% | 6% | −8% | 5% | |
| PWR | UO2 | 4.84 | 2% | 0% | 5% | −5% | −3% | −1% | 3% | 0% | 0% | −1% | |
| UO2 | 5.34 | −3% | 2% | 5% | −3% | −1% | 0% | −2% | 1% | −1% | 1% | ||
| UO2 | 5.35 | −4% | 3% | 7% | −4% | −1% | 0% | −4% | 2% | 1% | 0% | ||
| UO2 | 5.69 | −2% | 2% | 5% | −4% | −1% | −1% | −1% | 1% | −1% | 0% | ||
| UO2 | 6.09 | −3% | 2% | 7% | −5% | −2% | 0% | −3% | 2% | 1% | 0% | ||
| UO2 | 7.16 | 3% | 0% | 4% | −5% | −2% | 2% | 4% | 0% | −2% | −2% | ||
| UO2 | 7.32 | 2% | 1% | 3% | −4% | −1% | 4% | 3% | 0% | −3% | 0% | ||
| UO2-Gd2O3 | 1.44 | −8% | 3% | 17% | −8% | −4% | 2% | −7% | 3% | 6% | −1% | ||
| UO2-Gd2O3 | 1.44 | −7% | 3% | 16% | −8% | −4% | 2% | −6% | 3% | 4% | −1% | ||
| UO2-PuO2 | 4.56 | −4% | 1% | 1% | 0% | 2% | 0% | −2% | 1% | 0% | 1% | ||
| UO2-PuO2 | 5.68 | −6% | 1% | 1% | 1% | 3% | 0% | −5% | 1% | 0% | 2% | ||
| PWR(*) | UO2-PuO2 | 1.06 | 1% | −1% | 1% | 0% | −1% | −2% | 3% | −2% | 0% | 1% | |
| UO2-PuO2 | 3.78 | −1% | 0% | 0% | 0% | 1% | −1% | 0% | 0% | 0% | 1% | ||
| UO2-PuO2 | 5.66 | 3% | −1% | −3% | 0% | 0% | −1% | 5% | −2% | −3% | 1% | ||
(*): PWR-representative conditions in non-commercial (research) reactors.
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