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Csara Calor aensible del agua do reposici6n<br />

(Btu/ih)<br />

Vapor necesariojnra calentar el condensado y el gu a<br />

do reoLici6n a <strong>la</strong> preuion de <strong>la</strong> caldera (Vr)<br />

Vr - Vc + Var (lb/aio)<br />

Vapor total necesarlo para el proceso, condensado y<br />

aqua de reposici6n (Vt)<br />

Vt - Vp + Vr (lb/alo)<br />

Retorno de condennado (RC) y agua do reposici6n (AR)<br />

Vc = Vp - Vi (decimales)<br />

Vt<br />

AR - I.O0 - RC<br />

Calor necesario para producir vapor a <strong>la</strong> presk6n P<br />

(CNPV)<br />

CNPV- (Ctp -Csc) x RC + (Ct - Car) x AR<br />

Ct - Calor total a <strong>la</strong> presi6n do vapor de <strong>la</strong><br />

caldera (Btu/Ib)<br />

- V5 ­

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