Research Article

Mechanism and Modeling of Contaminant Accumulation on Hot-Film Air Flow Sensor

Table 6

Value of dc and λe calculated by the accumulation test of No.1 sensor.

Test time  
(h)
Cumulative thickness on No.1 sensor(μm)Value of dc based on Eq. (31)(μm)Value of λe based on Eq. (32)(C/m)

6025.89366.8935.706×10−10
12033.99761.3514.803×10−10
18042.86462.6515.008×10−10