如果测量物体振动频率的话,用位移传感器好还是用电涡流传感器好?

2025-04-06 03:25:32
推荐回答(4个)
回答1:

现在测量振动用装在安装边的大多是加速度传感器,而安装在轴附近一般是电涡流传感器。实际上现在用的多的还是加速度传感器,通过积分可以得速度振动,再积分可得位移,有疑问再问。
忘了回答你测频率了,一般是用专门的分频设备,把采集来的振动信号分成不同频段,看什么频率对振动的影响大。

回答2:

一般电涡流传感器就是用来测位移的。根据你要测量物体的振动频率高低,一般低频用电涡流位移传感器、中频用压电式速度传感器、高频用压电式加速度传感器(或IEPE加速度传感器)。

回答3:

现在测量振动用非接触式的传感器越来越多了,因为不会对振动物体造成任何影响,能更准确的测量出振动的各指标。可以使用ZLDS10X激光位移传感器或者KD2306电涡流位移传感器,通过测量实时位移值来获得振动的振幅、频率等。

回答4:

电涡流也是一种位移传感器的,比如kd5100,只不过和激光的原理不一样,很多时候看你用子什么样的空间,有哪些限定条件,还有被测物之类的,因为很多位移传感器精度都很高的

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