PSI - Issue 24

Lorenzo Berzi et al. / Procedia Structural Integrity 24 (2019) 961–977 Berzi et al./ Structural Integrity Procedia 00 (2019) 000 – 000

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Table 5. Parameters, boundary conditions and main results resulting after model calibration.

Characteristics

Furnace model

Furnace datasheet

Furnace walls: 65mm Door wall: 30mm Furnace walls: 35mm Door wall: 10mm

Thickness of material 1

Not declared

Thickness of material 2

Not declared

Not declared – hypothesis: 50% of total mass (89kg)

Total mass of insulation system

76.1 kg

16.000 W (electric) 15.200 W (thermal power considering 95% efficiency of the system)

Power

16.000 W (electric)

Heat up time (initial temperature: 20° C)

1340° C @ 46 minutes from start 1400° C @ 51.5 miuntes from start

1400° C @ 46 minutes from start

6190 W (stationary condition achieved approximately after 6 hours) Additional +25% surface added at door model to represent gasket losses

6200 W

Holding power @1400 C°

Notes

Fig. 9. Results from the simulation used for model calibration.

3. Environmental analysis (LCA) results

The environmental results are carried out by the ILCD/PEF method included in GaBi software tool.