Open Access

Table 1.

Contributions of the coolant and Doppler effects to reactivity.

n Power (MW) x out Coolant (pcm) Doppler (pcm) Reactivity (pcm) alfa pcm/MW
0.05 160 0.007 117 −50 67.4 0.42
0.1 320 0.015 208 −100 108.2 0.25
0.15 480 0.022 280 −150 130.5 0.14
0.2 640 0.030 339 −200 139.4 0.06
0.25 800 0.037 388 −250 138.4 −0.01
0.3 960 0.045 430 −300 129.8 −0.05
0.35 1120 0.052 465 −350 115.1 −0.09
0.4 1280 0.060 496 −400 95.7 −0.12
0.45 1440 0.067 522 −450 72.5 −0.15
0.5 1600 0.075 546 −500 46.0 −0.17
0.55 1760 0.082 566 −550 16.9 −0.18
0.6 1920 0.090 585 −600 −14.4 −0.20
0.65 2080 0.097 602 −650 −47.6 −0.21
0.7 2240 0.105 618 −700 −82.4 −0.22
0.75 2400 0.112 631 −750 −118.6 −0.23
0.8 2560 0.120 644 −800 −156.0 −0.23
0.85 2720 0.127 655 −850 −194.5 −0.24
0.9 2880 0.135 666 −900 −233.9 −0.25
0.95 3040 0.142 676 −950 −274.1 −0.25
1 3200 0.150 685 −1000 −315.0 −0.26

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