Research Article

Heat Transfer Simulation and Temperature Rapid Prediction for Trench Laying Cable

Table 8

The prediction and simulation results of cable maximum temperature for different loops in the trench (5 random test samples for the trefoil-type trench laying cable models).

CaseTsur (K)I1 (A)I2 (A)I3 (A)I4 (A)

Input1293.54596.05765.13394.86828.06
2305.35866.33643.07633.3375.24
3306.64552.56793.42785.18867.68
4305.80885.1521.95454.42686.91
5309.71456.111086.56646.81015.99

CaseLFVPSO-BPNNCOMSOL Multiphysics
Tmax,1 (K)Tmax,2 (K)Tmax,3 (K)Tmax,4 (K)Tmax,1 (K)Tmax,2 (K)Tmax,3 (K)Tmax,4 (K)

Output1323.46331.00314.61336.96322.27331.47313.84337.53
2347.95336.14336.14324.74348.10335.48335.70325.09
3337.69350.01349.72357.11338.18350.24350.07357.03
4349.50330.27328.46338.26350.35329.16328.80337.64
5342.75378.23350.32375.5343.07377.40350.45376.17