4. Case Study — Recovery

Recovery time (min) by ordering — click a cell for that run

ScenarioP/THighest PShortest TRandom
01 Biological Filter Saturation61 (4)39 (2)✕ (5)✕ (5)
02 CDRA Failure1616✕ (6)16
03 CDRA LiOH Canister Saturation131326 (3)55 (5)
04 Electrolysis System Failure58 (3)36✕ (5)74 (4)
05 Emergency O2 System Maintenance999✕ (3)
06 Excess CO2 in Cabin✕ (3)✕ (3)✕ (3)✕ (3)
07 Excess Gas Leak21212121
08 Excess Water Vapor Pressure in Cabin20 (2)1627 (3)16
09 Fuel Cell #1 and PDU Failure15151515
10 Fuel Cell #2 and PDU Failure151516 (2)15
11 Fuel Cell Degrade99915
12 Fuel Cell Failure9999
13 Loss of Pressure131322 (2)✕ (4)
14 MOXIE Antenna Failure13131313
15 MOXIE ECM Failure
16 MOXIE Fan Failure13131313
17 Main Cabin Fan Failure420 (2)432 (4)
18 N2 Tank Burst13131326 (2)
19 PDU 4 Failure7716 (3)55 (4)
20 PDU 5 Failure11 (2)716 (3)✕ (3)
21 RWGSR Malfunction131322 (2)✕ (4)
22 Reduced Main Cabin Fan #1 Capacity5555
23 SPE System Maintenance21212121
24 TCCS Auxiliary Fan #1 Failure212161 (5)✕ (5)
25 TCCS Auxiliary Fan #2 Failure33 (3)2161 (5)33 (3)
26 TCCS Auxiliary Fan at Reduced Capacity55545 (3)
27 TCCS Filter Clog24 (2)1940 (4)✕ (5)
28 Trace Contaminants26 (2)2161 (5)21
29 WRS Failure15151530 (2)
30 WRS Maintenance
31 WRS Off-nominal pH Level20202020
recovered, first procedurerecovered after wrong procedure(s)not recovered in runno action