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overbar identical-to sigma-summation Underscript i equals 1 Overscript upper N Endscripts upper V Subscript f Superscript i Baseline phi Subscript i Baseline period"/>(4.61)

      It then follows from (4.56) and (4.60) that for any values of the parameters ε, σT and ΔT

      (4.62)

      Clearly the following relations must be satisfied

(4.63)

      (4.64)

      (4.65)

      On using (4.1), these relations are now expressed as

(4.66)

(4.67)

(4.68)

      It should be noted that the quantity αT+νAαA is the transverse thermal expansion coefficient for plane strain conditions such that uz=0. On using (Скачать книгу