Blocking problems of scaling formed in gas-gas heaters (GGH) are often encountered in the continuous operation process of domestic wet flue gas desulfurization (WFGD) systems.
国内某电厂的湿法烟气脱硫系统在连续运行过程中出现了气-气换热器结垢堵塞的问题。
2
Railway automatic blocking and continuous transmission lines (RABCL) supply power for the railway automatic blocking signal and the loads along the lines, etc.