Experimental validation of an inductive probe for narrow gap measurement based on numerical modelling

Zhang, 2017, Effect of joint gap on bead formation in laser butt welding of stainless steel, J. Mater. Process. Technol., 249, 274, 10.1016/j.jmatprotec.2017.05.040 Regaard, 2009, Seam-tracking for high precision laser welding applications—methods, restrictions and enhanced concepts, J. Laser Appl., 21, 1, 10.2351/1.3267476 Svenman, 2016, A complex response inductive method for improved gap measurement in laser welding, Int. J. Adv. Manuf. Technol., 1 J. J. Henry, Eddy-current seam tracker for electron-beam welders, 1973, Y-1884 United States 10.2172/4429600 Dep. NTIS TIC English. Gu, 2013, Autonomous seam acquisition and tracking system for multi-pass welding based on vision sensor, Int. J. Adv. Manuf. Technol., 69, 451, 10.1007/s00170-013-5034-6 Haug, 1998, Robust laser-stripe sensor for automated weld-seam-tracking in the shipbuilding industry, 1236 Villán, 2011, Low-cost system for weld tracking based on artificial vision, IEEE Trans. Ind. Appl., 47, 1159, 10.1109/TIA.2011.2124432 Wang, 2016, High-precision measurement of weld seam based on narrow depth of field lens in laser welding, Sci. Technol. Weld. Joining, 21, 267, 10.1080/13621718.2015.1104094 Zeng, 2016, A precise visual method for narrow butt detection in specular reflection workpiece welding, Sensors, 16, 1480, 10.3390/s16091480 Fan, 2019, A precise seam tracking method for narrow butt seams based on structured light vision sensor, Opt. Laser Technol., 109, 616, 10.1016/j.optlastec.2018.08.047 García-Martín, 2011, Non-destructive techniques based on eddy current testing, Sensors, 11, 2525, 10.3390/s110302525 Svenman, 2017, Model based compensation of systematic errors in an inductive gap measurement method, Measurement, 105, 17, 10.1016/j.measurement.2017.03.043 Svenman, 2018, Modeling of inductive coil geometry for gap position measurement, Procedia Manuf., 25, 103, 10.1016/j.promfg.2018.06.063