Part B of two Project Reports; Part A can be found at: http://hdl.handle.net/11375/16881 / <p> Procedures have been set up to calculate the reactor kinetics parameters for thorium fuelled CANDU reactors using the perturbation option of the 2-dimensional diffusion code EXTERMINATOR. The procedures are believed to be very accurate. </p> <p> Representative cases of a CANDU thorium converter at different stages during the reactor life have been used to test the developed procedures. Results are presented and discussed. </p> / Thesis / Master of Engineering (ME)