H

kg/m3; Q – heat of hydration (heat

evolution), kJ/m3; α –

factor of linear

temperature expansion.

Age, days

Fig.6.4. Heat evolution at hydration

of compounds of cement clinker

115

The normalized heat evolution (kJ/m3) for massive concrete structures can

be determined from a condition of limitation of concrete temperature to the

certain age of hardening by the following:

Cρ

Q =

(t

t

),