就矿井通风系统(主要针对通风机、电动机)噪声产生的机理进行了较深入的研究分析，并提出其噪声控制的主要措施与途径。
The mechanisms of the noise generated in mine ventilation system, mainly in ventilators and electric motors, are analyzed in detail main measures and ways of noise controlling are put forward.
暖风机是由通风机，电动机及散热器组合而成的联合机组。
Warm air blower fan, motor and by a combination of radiator joint unit.
根据直流牵引电动机在持续运行中的温升变化控制通风机的电动机转速，实现通风量调节，以达到节能目的。
According to temperature changes of the DC traction motor in continuous operation, the fan motor speed is controlled, and the purposes of regulation of ventilation and energy-saving are achieved.
根据直流牵引电动机在持续运行中的温升变化控制通风机的电动机转速，实现通风量调节，以达到节能目的。
According to temperature changes of the DC traction motor in continuous operation, the fan motor speed is controlled, and the purposes of regulation of ventilation and energy-saving are achieved.
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