何为直流变频?

2025-03-15 10:58:57
推荐回答(1个)
回答1:

按照严格的科学的意义来说,具有以下四个特征的空调器才是真正的数字直流变频空调。

  首先,从空调部件的重要程度来看,空调要想数字直流化首先要使空调压缩机做到数字直流化。空调压缩机在空调中的重要地位,就如同是人的心脏,只有空调压缩机实现了数字直流化,才能使空调的数字直流化得以实现。高效数字直流变频压缩机的独特优点在于它摒弃了原有的“交流电压 直流电压 交流电压 变转速方式交流电机”的循环工作方式,采用先进的“交流电压 直流电压 变转速方式数字电机”控制技术,减少电流在工作中转变次数,使电能转化效率大提高。

  其次数字直流变频空调的风机要采用数字电机。数字电机是指采用数字脉冲信息控制的,转速非常精确的电机,在电机向转动和改变转速期间能够实现减速加速的完全控制,可以保证风机以最佳方式进行平稳安静地运转。同时避免了交流电机引起的交流噪音,大大地降低了运转噪音。

  第三,要采用数字处理的传感器。传感器是环境温度与空调温控系统对话的窗口。也就是说,环境温度稍有变化,传感器就会准确无误地将这种变化传达给压缩机与风机系统,进行调温,使室内温度始终处于一种近似恒温状态。精确的调温,使室内舒适度更高。

  第四,数字化空调要真正充分节能。数字压缩机的节能效果,就如同一只灯泡,在没有采用数字化处理之前,假使电能30%用来发光,70%用来发热,如果能实现数字化,那么采用数字化之后,70%的电能转化成了光,30%的电能转化成了热能,其节能效果显而易见。

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