M phng dng du m M phng dng du m l th tc cn thit nh ngha mt dng du m trong Hysys. C ba bc chnh chng ta phi theo khi to mt du m: 1. c trng cc phn on 2. To cc cu t gi 3. Ci t du m vo trong s 5.4. Mt s v d m phng trong Hysys Trong phn ny chng ta s xt mt s v d m phng cc phn xng ch bin c bn trong nh my lc du, s dng chng trnh m phng Hysys. 5.4.1.
3 nh ngha Tiu chun ny s dng cc nh ngha sau: 3.1 Quy trnh hn (welding procedure): Qu trnh thc hin phi tun theo trong vic ch to mt mi hn, k c cc thng tin v vt liu, chun b, nung nng trc (nu cn), phng php v s kim tra cng vic hn, x l nhit sau hn v thit b cn thit c s dng. 3.2 Cc phng php hn (welding processes): i vi thut ng v nh ngha: theo ISO 857 v ...