超高频电容式型砂水分传感器的研制

Super - high Frequency Capacitance Sensor for Instantaneous Moisture Measurement of Molding Sands

介绍了自行研制的超高频电容式水分传感器的设计和工作原理.通过试验,研究了传感器的测量误差.结果表明,新研制的传感器可较好地适用于型砂水分的在线测量.

Designing and working principle of a super - high frequency capacitance sensor are introduced. Measurement error is analyzed. The measuring experiments show that it is a convenient and accurate sensor for the instantaneous moisture measurement of molding sands.