With measures adopted to adjust entrance taper, open of air door, and alignment of the shaft coupling between blower and motor, the main exhaust blower can keep in steady operation.
通过调整入口锥、风门开度、主抽风机与电机之间的联轴器对中等措施，保证了主抽风机稳定运行。
Introduced the operation principle and features of remote control reversing air system with air door applied in Jiyi nember one district in Pingji Coal Mine.
介绍了应用在平一矿己一采区的远控风门反风系统的动作原理及特点。
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