first: to act as an automatic non-return valve by preventing a backflow of steam from the main steam header to the boiler.
首先,能过作为一个自动逆止阀,防止蒸汽从主蒸汽加热器上倒流到锅炉里。
some innovations are finished in the measurement of liquid position of steam header and automatic control. supplying water into steam header is realized by web technique.
在汽包液位的测量和自动控制策略上,进行了大胆的创新,并利用网络技术实现了汽包自动补水。
in this paper, the situation and treatment of cracks in steam header of boiler unit 3 in 150 power plant are described.