Testing of cooling plant - Start Campus Portugal

Scheduled for Dec 15, 08:00 UTC - Dec 18, 20:00 UTC

Scheduled

Summary: Testing of Cooling plant

Risk : Low, redundancy level always up to N.

Start Date: 15/12/2025

End Date: 18/12/2025

Overview:

Test of the new firmware and software implemented on the CDU, continue the testing of the cooling system, this includes the following works:

Day 1:
09:00 - Go no Go meeting - 30 minutes
09:30 - Teams briefing - 30 minutes
10:00 - Teams in position - 30 minutes
10:30 - F1 Mechanical Cooling String isolation - 60 minutes
11:30 - F2 Sea water Hex isolation - 60 minutes
12:30 - Lunch break - 60 minutes
13:30 - F3 PCW ring isolation 1 - 30 minutes
14:00 - F4 PCW ring isolation 2 - 30 minutes
14:30 - F5 Power down BMS panels - 30 minutes
15:00 - G1 Change over to Chiller mode - 30 minutes
15:30 - H1 Staging Up in Chiller mode - 30 minutes
16:00 - H2 Staging Down in Chiller mode - 30 minutes
16:30 - I1 Duty rotation Cooling string - 30 minutes
17:00 - J1 Fault rotation Cooling string - 60 minutes
18:00 - System restoring back to normal - 30 minutes
18:30 - Teams briefing - 30 minutes

Day 2:
08:00 - Teams briefing - 30 minutes
08:30 - K1 Mains failure pump & chiller - 60 minutes
09:30 - L1 Change over to Free Cool mode - 30 minutes
10:00 - M1 Staging Up in Free cool mode - 30 minutes
10:30 - M2 Staging Down in Free cool mode - 30 minutes
11:00 - N1 Duty rotation Cool water pump - 30 minutes
11:30 - O1 Fault rotation Condenser water pump - 60 minutes
12:30 - Lunch break - 60 minutes
13:30 - P1 Fault rotation Cooling Tower - 60 minutes
14:30 - Q1 Mains failure Cooling Tower - 30 minutes
15:00 - R1 Change over to Seawater Cooling mode - 60 minutes
16:00 - S1 Staging Up in Seawater mode - 30 minutes
16:30 - S2 Staging Down in Seawater mode - 30 minutes
17:00 - T1 Duty rotation Seawater HEX - 30 minutes
17:30 - U1 Fault rotation Seawater HEX - 30 minutes
18:00 - System restoring back to normal - 30 minutes
18:30 - Teams briefing - 30 minutes

Day 3:
08:00 - Teams briefing - 30 minutes
08:30 - V1 Change over to Seawater & Chiller mode - 60 minutes
09:30 - W1 Staging Up Seawater & Chiller Cooling - 30 minutes
10:00 - W2 Staging Down Seawater & Chiller Cooling - 30 minutes
10:30 - X1 Support mode - 60 minutes
11:30 - X2 Stabilization mode - 60 minutes
12:30 - Lunch break - 60 minutes
13:30 - X3 Recharge mode - 60 minutes
14:30 - Y1 PCW Differential Pressure Sensor failure - 30 minutes
15:00 - Y2 Temperature Transmitter failure - 30 minutes
15:30 - Y3 Enthalpy transmitter failure - 30 minutes
16:30 - System restoring back to normal - 30 minutes
17:00 - Teams briefing - 30 minutes

Posted Dec 04, 2025 - 07:41 UTC