Metal particles velocity measurement based on a novel structure of differential capacitance sensor

Author(s):  
Gao Heming ◽  
Min Yingxing ◽  
Long Hang ◽  
Zhong Susu
2003 ◽  
Vol 123 (9) ◽  
pp. 357-362 ◽  
Author(s):  
Masahiro Tsugai ◽  
Yoshiaki Hirata ◽  
Toru Araki ◽  
Masafumi Kimata

Author(s):  
Usama Abrar ◽  
Liu Shi ◽  
Nasif Raza Jaffri ◽  
Qin Li ◽  
Hassan Raza Sindhu ◽  
...  

2013 ◽  
Vol 380-384 ◽  
pp. 907-910
Author(s):  
Yao Zhang ◽  
Xiao Ya Liu

based on the analysis of the production technology and present status of online glass coating production, a non-contact measurement capacitance sensor, which is adaptive to the high temperature condition and enjoys a novel structure, is proposed in the paper. The online measurement of molten tin surface position in the CVD coating production process under the condition of 700°C can be realized with the sensor. The reliability and feasibility of the dynamic measuring system have been proved by the experiment. The dynamic accuracy is better than 0.1mm within the effective range of 25mm.


2012 ◽  
Vol 508 ◽  
pp. 263-266 ◽  
Author(s):  
Zeng Xi Lu ◽  
Gang Yang ◽  
Zeng Shuang Wang

In comparison with cross correlative method based particle velocity measurement, the spatial filtering method for particle velocity measurement has the advantages of simplicity of the measurement system and convenience of data processing. In the paper a capacitive velocimeter, based on the spatial filtering method, is described. In this approach a capacitance sensor array has been used as a spatial filter for particle velocity measurements. Experiments were performed on a test rig and the experimental results show that the system relative error is within ±4% over a velocity range of 2-5m/s for a moving particle.


2013 ◽  
Vol 816-817 ◽  
pp. 429-432 ◽  
Author(s):  
Yao Zhang ◽  
Xiao Ya Liu

Based on the analysis of the production technology and present status of online glass coating production, a non-contact measurement capacitance sensor, which is adaptive to the high temperature condition and enjoys a novel structure, is proposed in the paper. The online measurement of molten tin surface position in the CVD coating production process under the condition of 700°C can be realized with the sensor. The reliability and feasibility of the dynamic measuring system have been proved by the experiment. The dynamic accuracy is better than 0.1mm within the effective range of 25mm.


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