Study on energy saving of the steam trap system for the medium-pressure steam system in Baosteel;
宝钢中压蒸汽管网疏水系统的节能研究
Flange leakage of the valve and the suspending hangers of medium-pressure steam piping was observed in one chemical fertilizer plant power branch.
针对某化肥厂动力分厂中压蒸汽管线阀门法兰处泄漏与支吊架悬空的情况 ,应用管道应力计算软件CAESARⅡ对其进行了应力分析和安全评定 ,分析了变形产生的原因 ,并提出了可行的整改措施 ,保证了此中压蒸汽管线的安全运行。
A CO2-capturing NOX-free H2O turbine power generation system is proposed in this article, in which middle pressure steam produced in a thermal power plant is utilized to increase generated power when demand for electricity is large.
介绍一种新型联合循环发电系统,它利用余热锅炉产生的中压蒸汽驱动一种新型H_2O透平(工质为汽气混合物)来提高发电出力,并采用具有不产生NO_X的纯氧燃烧方式,同时回收CO_2 。
As the process flow was not appropriately designed in the medium pressure steam system of the Refinery of SINOPEC Yanshan Petrochemical Company, the system and boilers were poorly operated.
中国石油化工股份有限公司北京燕山分公司炼油厂中压蒸汽系统的流程和锅炉运行方式不够合理,尤其是夏季时,虽然锅炉实际运行负荷已降到设计负荷的最低限,但为了保证事故状态下关键装置能快速恢复生产,历年来一直沿用全厂多台锅炉低负荷运行的模式,造成很大的浪费。
： Based on the practice of installing long distance and large diameter medium pressure vapor piping， in this paper， the causes and harm resulted in the deviation of the large spherical compensator were analyzed． The opti-mization procedure of the installation was， then， presented， by which the thermal expansion of the piping can occur freely and the thermal stress in the piping will be decreased
本文根据大直径长距离中压蒸汽管线安装工程的施工实践，着重对引起球形补偿器安装偏移量误差的因素及危害进行分析，优化安装程序和控制措施，保证管线的自由热膨胀，减少或消除管线运行中的热应力。
The Beading and assembling process of IP superheater for Weihe project are introduced in detail.
着重介绍了渭河大化工程中的关键设备中压蒸汽过热器管箱堆焊和组装工艺。
The material selection of medium pressure steam pipeline,set-up of creep monitoring,application of spherical compensator for thermal expansion and thermal insulation pipe supports as well as insulation design of pipeline are discussed with engineering examples.
结合工程实例,讨论了中压蒸汽管道材质的选取、蠕变监测的设置、球型补偿器和隔热管托的应用及管道绝热设计。