Identification of the heat fluxes and thermal resistance on the ingot-mould surface in continuous casting of metals

Figures & data

Figure 1. Geometry of the problem.

Figure 2. Location of the measurment points.

Figure 3. Temperature distribution in ingot.

Figure 4. Temperature distribution in mould.

Figure 5. Phase change location.

Figure 6. Thermal resistance identification.

Figure 7. Identification of the heat flux from the solid side on the solid/liquid interface.

Table 1. Results of identification.

	Measurements disturbance
Thermal	δ = 1 K		δ = 5 K
conductivity λi (exact) W mK^−1	Identified λi	Identification relative error, %	Identified λi	Identification relative error, %
5264.39	9963.66	50.21	7586.51	50.93
291.92	405.18	50.19	760.32	35.86
32.83	32.57	5.44	50.35	23.03
6.92	6.92	1.93	8.18	7.88
2.19	2.22	1.47	2.32	5.21
0.81	0.80	1.72	0.76	8.23
0.33	0.34	2.26	0.36	9.34
0.15	0.15	1.9	0.15	9.12