不好意思,有点长,翻译不透,请大家看着改。? 当经过反吹清灰,压降仍高于允许压降,则需要延长阀门的通电时间(即阀门开启至关闭的持续时间),或将反吹间隔时间调短; if the pressure drop of filter is still higher than allowable pressure drop after reverse flow cleaning, the energized time of valve (the duration from valve open to close) shall be increased, otherwise the reverse flow interval shall be decreased. please see this website to get some chinese background: http:///newsdetail.asp?id=972 [ ]查看更多