基于磁致伸缩式超声导波测温技术基础研究
发布时间：2018-11-12 20:32
【摘要】：温度是科学研究中最普遍的物理量,也是生产精密仪器的重要参数,然而国内对于高温环境除热电偶测温传感器外尚无可靠的原位测试方法。依据超声导波测温的原理,设计出一套基于磁致伸缩效应的超声导波测温装置,测试了该装置在常温以及常温(12℃)~600℃的运行情况。实验表明,该装置可以在高温环境下稳定运行,并且得到常温(12℃)~600℃范围内的起始声波和端面回波之间时间间隔△t与介质温度之间的对应关系,为2 000℃以上的高温测量奠定了基础。
[Abstract]:Temperature is the most common physical quantity in scientific research, and it is also an important parameter in the production of precision instruments. However, there is no reliable in-situ measurement method for high temperature environment except thermocouple temperature sensor. According to the principle of ultrasonic guided wave temperature measurement, a set of ultrasonic guided wave temperature measuring device based on magnetostriction effect was designed, and the operation of the device at room temperature and normal temperature (12 鈩，
本文编号：2328143
[Abstract]:Temperature is the most common physical quantity in scientific research, and it is also an important parameter in the production of precision instruments. However, there is no reliable in-situ measurement method for high temperature environment except thermocouple temperature sensor. According to the principle of ultrasonic guided wave temperature measurement, a set of ultrasonic guided wave temperature measuring device based on magnetostriction effect was designed, and the operation of the device at room temperature and normal temperature (12 鈩，
本文编号：2328143
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