South China Power Plant in Nantong bought a 350MW unit electrostatic precipitator made by U. S.Lodge--Cottrell Inc. The precipitator worked inefficiently forlots of ashes on the positive and negative poles.

• 华能南通电厂购买美国Lodge－Cottrell公司生产的350MW机组电除尘器，因该设备阴、阳极结灰严重，电晕封闭，效率低下。