Preassembly of economizer coils shall be expedited ; 100 nos . joints of eco . & sh shall be welded 加快省煤器蛇形管排预组合，本周内完成省煤器和过热器接口100个
Second , introduces the reason for the explosion of economizer , which mainly is erosion , abrasion and vibration 其次介绍了介绍了省煤器爆管的原因主要是：磨损、腐蚀、振动。
Hangzhou company focus on the business of components in mailland . shenzhen company focus on the business of intelligent economizer . 杭州公司专注于国内的元器件业务，深圳公司专注于智能节电器业务。
Corrosion analysis of economizer tube is investigated by sem and eds , x - ray etc with the condition of boiler economizer 摘要结合余热锅炉省煤器的工况条件，用扫描电镜及eds 、 x射线等方法分析省煤器炉管腐蚀原因。
Economizer explosion and leak of boiler of power station is one of the most important subjects that influence safe and economic operation of power station 本文首先电站锅炉省煤器的爆漏是影响电厂安全经济运行的重要课题之一。
In retrofit , measures of not varying the main body and changing over to use membrane economizer for enhancing wear - resistant capability of the heating surface have been taken 改造采取主体不变，改用膜式省煤器的措施来提高受热面的耐磨性。
The quasi two - stage compression heat pump system with economizer can effectively improve the deficiencies of conventional air - source heat pump when running in low ambient temperature 带经济器准二级压缩热泵系统可以很好地解决空气源热泵低温适应性问题。
Water supplying pipe in front of the coal economizer should be installed with a stop valve and check valve for the factory using boiler of mother tube water supplying 7采用母管制供水的电厂，进入每台锅炉省煤器前的给水支管均应装设截止阀与逆止阀。两阀应紧接，按水流方向逆止阀在前。
Directing against problems of worn out and leakage on economizer of boiler no3 in tongliao power plant , the causes leading to worn - out have been analysed , and retrofit of said economizer being carried out 摘要针对通辽发电厂3号炉省煤器磨损泄漏问题，分析了磨损原因，并进行了省煤器的改造。
This paper analyzes the causes for the leakage of low temperature economizer in no . 7 boiler , and that was mainly due to ashes wear , secondly economizer design and installation of the existence smoke corridor , so that the wear is intensified 摘要通过7 #锅炉低温省煤器泄漏的原因，指出主要是灰粒磨损所致，其次为省煤器设计安装时存在烟气走廊使磨损加剧。
