摘要
通过对昆钢球团Ⅱ期气力输灰系统设备故障的原因进行分析，找到解决措施，实施技术改造后，提高了与链篦机的同步运行率，满足了生产的要求。
Through analyzing the equipment failure reason of pneumatic ash convrying system of palletizing area phase II at kungang, the solving measures were found out. After improvement, the synchronous running ration between the system and chain grate was increased, which meet the production requirement.
关键词
气力输灰系统
穹形阀芯
膨胀密封圈
pneumatic ash convrying system
quaquaversal valve core
expansion seal ring
