Table 4
Average absolute error of temperature at the outlet in the severe periods (°C).
Δt = 600 s | Δt = 300 s | Δt = 120 s | Δt = 60 s | Δt = 6 s | Adaptive time step | |
---|---|---|---|---|---|---|
Δx = 2 km | 7.0328 | 5.5631 | 5.3724 | 5.5909 | 5.7708 | 7.3949 |
Δx = 1 km | 4.8848 | 3.1451 | 2.5066 | 2.3638 | 2.3523 | 2.6996 |
Δx = 0.5 km | 4.0716 | 2.2498 | 1.4771 | 1.2554 | 1.0379 | 1.1870 |
Δx = 0.2 km | 3.8020 | 1.8775 | 0.9852 | 0.7002 | 0.3771 | 0.5620 |
Δx = 0.1 km | 3.7126 | 1.7663 | 0.8371 | 0.5296 | 0.1971 | 0.3659 |
Adaptive spatial grid | 3.8388 | 1.7769 | 0.8415 | 0.5660 | 0.3731 | 0.4392 |