Figure 2

Example of a calibration during a RAMOS measurement, with measured data from the oxygen sensor ( circle ), smoothing spline fit of the rinsing phase according to equation (B.3) ( green line ), optimized polynomial of the stop phase according to equation (B.5) used for solving equation (B.4) ( blue line ) and delayed signal of the stop phase according to the delay model described by equation (B.6) ( red line ).