Modelling and Validation of CANDU Shim Operation Using Coupled TRACE/PARCS with Regulating System Response

Table 3

Effect of adjuster depletion on reactivity device worths (in mk).

Device	0 EFPH	154,008 EFPH		182,500 EFPH		195,000 EFPH
Liquid zones	5.751	5.765	(+0.26%)	5.763	(+0.22%)	5.762	(+0.20%)
Adjusters (all)	12.240	11.116	(−9.19%)	10.904	(−10.92%)	10.814	(−11.66%)
Adjuster bank A (type 3)	1.116	1.058	(−5.20%)	1.043	(−6.48%)	1.038	(−6.94%)
Adjuster bank B (type 3)	1.195	1.116	(−6.59%)	1.100	(−7.95%)	1.093	(−8.54%)
Adjuster bank C (type 2)	1.708	1.529	(−10.47%)	1.495	(−12.47%)	1.481	(−13.29%)
Adjuster bank D (type 4)	0.927	0.838	(−9.51%)	0.824	(−11.02%)	0.815	(−11.99%)
Adjuster bank E (type 1)	1.505	1.351	(−10.25%)	1.322	(−12.17%)	1.311	(−12.90%)
Adjuster bank F (type 3)	1.404	1.330	(−5.27%)	1.318	(−6.13%)	1.309	(−6.76%)
Adjuster bank G (type 2)	2.052	1.847	(−9.98%)	1.808	(−11.90%)	1.794	(−12.57%)
Adjuster bank H (type 1)	2.335	2.047	(−12.33%)	1.994	(−14.58%)	1.973	(−15.50%)