feed forward 是什么(乙烯进料)? 好象是说进料与蒸汽要配合好,如果蒸汽落后,炉温会低,乙烯、丙烯产率低。 there will be a substantial heat imbalance when feed is first admitted.这里的feed是裂解炉的烃进料吧! it is preferred to raise rates as quickly as possible while adhering to guidelines.这里的rates应该是指蒸汽流量吧! taking a furnace off line or putting one online has a major effect of feed forward,这里的furnace是指裂解炉还是蒸汽锅炉?查看更多