There are many familiar oxygen removal methods of boiler feedwater all over the world, the advantages and disadvantages of which are analyzed.
阐述了工业锅炉给水除氧的原理，并对常用的热力除氧、真空除氧、解吸除氧等技术进行了分析。
Therefore, using steel spirally fluted tube replacing copper plain tube in HP preheater can be adopted for the boiler feedwater system without copper.
因此，可以采用钢质螺旋槽管替代低压加热器中的铜光滑管，实现锅炉给水系统无铜化运行的要求。
Testing results show that the controller is good in robustness and adaptation under widespread load disturbance and it can be used for large-capacity boiler feedwater control system.
结果表明：该控制器对大范围工况变化具有较强的鲁棒性和适应性，对大型发电机组的锅炉水位控制有实用价值。
This article introduces the cause and analyses the accident of the rotor holding in death of the boiler feedwater pump summing-up the way and technique measure in the process of repairing.
摘要介绍了大型氨厂锅炉给水泵转子抱死事故的原因，对其进行分析，并对修复过程中采取的方法及技术措施进行了总结。
According to the characteristics of feedwater process of the drum boiler, an adaptive PID controller with process identification was introduced.
针对汽包锅炉给水过程的特点，采用了一种带在线辨识的自适应p ID控制器。
A new boiler-feedwater control system using 2 degree of freedom PID is proposed.
提出了一种2自由度锅炉给水控制系统。
Boiler gross efficiency is obtained after corrections of environment temperature, feedwater temperature and coal quality to boiler test efficiency.
对锅炉测试效率进行了环境温度、给水温度及煤种修正，得到锅炉毛效率。
Boiler gross efficiency is obtained after corrections of environment temperature, feedwater temperature and coal quality to boiler test efficiency.
对锅炉测试效率进行了环境温度、给水温度及煤种修正，得到锅炉毛效率。
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