基于纸机干燥部热力平衡计算的热力控制系统研究  

Study on Steam and Condensate Control System Based on Thermodynamic Equilibrium Calculation of Paper Machine Drier Section

作　　者：汤伟[1] 张金果[1] 吴瑞[1] 党睿[1] 王孟效[1] 

机构地区：[1]陕西科技大学工业自动化研究所,西安710021

出　　处：《化工自动化及仪表》2010年第4期13-18,共6页Control and Instruments in Chemical Industry

基　　金：国家自然科学基金资助项目(30972322);陕西省工业攻关项目基金资助(2007K07-07)

摘　　要：在详细分析多段供汽和热泵供汽各自优缺点的基础上,提出一种将多段供汽和热泵供汽相结合的造纸机干燥部蒸汽冷凝水热力系统方案,重点阐述涉及到的热力计算这一关键技术问题,给出详细的热力计算过程,并以一高强瓦楞原纸纸机为例,给出具体的控制算法和工艺流程。Basing on analyzing the multi-stage and thermo-compressor steam supply,the combined steam condensate system was established for the paper machine＇s drying section.The discussion was focused on the thermal performance calculation and its process.The typical control scheme and process by taking a high-strength corrugated paper machine for example was given.

关 键 词：热力平衡计算 蒸汽冷凝水系统 热泵 多段供汽 控制方案 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]