DOCTORAL T H E SIS
Luleå University of Technology
Division of Operation and Maintenance Engineering
2007:51|: 1 … Technology
November 2007
Dedicated to
My Parents, Fatemeh and Mohammad
And
My wife, Hamideh
Preface and … Luleå University of Technology (LTU), Division of Operation and Main-
tenance Engineering, Sweden. The presented research …