在沧州炼化开展的改善经营管理建议活动中,机动处的李艳芝提出“全厂低压蒸汽管网降压运行”建议。实施一年来,共节省蒸汽6.5万吨,创效1090万元。焦化装置的汽轮机由过去的低压蒸汽改为中压蒸汽后,该公司所有汽轮机都实现了依靠中压蒸汽运行。李艳芝精心测算、反复研讨,提出了实施降低蒸汽 In Cangzhou refinery to improve the management of the proposed activities, the maneuver Department Li Yanzhi proposed “whole plant low-pressure steam pipe network buck operation ” suggestion. The implementation of the past year, a total of 65,000 tons of steam savings, a benefit of 10.9 million yuan. After the steam turbine of the coking unit was changed from the previous low-pressure steam to medium-pressure steam, all of the company’s steam turbines were operated on medium-pressure steam. Li Yanzhi careful calculations, repeated discussions, put forward the implementation of reducing steam