Table 6: Auxiliary signals of active fault detection for detecting startup faults.

Fault type Auxiliary signal Time

Air in cooling system 𝑞 = 0 [ L / m i n ] or ( 𝑞 = 0 [ m 3 / s ])
𝑃 t o t a l = 1570 [W]
250 s

Phase module cooling
channel clogging
𝑞 = 5 [ L / m i n ]
( 𝑞 = 8 . 3 3 × 1 0 5 [ m 3 / s ]) 𝑃 t o t a l = 1 5 7 0 [W]
250 s