Rolled material cooling control device, rolled material cooling control method, and rolled material cooling control program

Cooling the rolled material according to the present invention, the control apparatus comprising: a temperature model storage section detail (31), the temperature of the detailed model storage section (31) stored therein detailed temperature model, the model parameters and temperature in detail using a mathematical formula to describe a predetermined the temperature change of the rolled material in the cooling section; influence coefficient calculation unit (32), the influence coefficient calculation unit (32) based on the temperature model in detail, influence coefficients calculated temperature of the rolled material changes needed to control; simplified cooling mode calculating unit (33), the cooling mode simplified calculation unit (33) is calculated based on a simplified cooling mode, the influence coefficient, a simplified cooling mode by the rolled material in order to obtain the desired material (strength , ductility) is required, a desired cooling mode detailed simplified obtained; detail cooling mode calculating unit (34), the cooling mode detailed calculation unit (34) based on the simplified cooling mode and the temperature of the detailed model, calculating the predetermined pattern of the rolled material is cooled in detail in the cooling section; and a cooling control unit (35), the cooling control unit (35) based on the Fine cooling mode, to control cooling of the rolled material.