February 2006
| Date | Hour | ID | Note |
|---|---|---|---|
| Wed 01/Feb/06 | 10:00 | GG | Vapours and injection pressure did not change. Does the LEAK CONTROL works? Weight 26.4 kg. Loops closed. |
| Thu 02/Feb/06 | 14:58 | GG | STAND-BY. Valve #8 return vapours-input compressor closed manually . Leak detection with <nop>PhoenilL300. Connections to the liquid manifold and to the return vapours of loop 2. 2.13E-8 mbar*l/s @ 3.1E-2 mbar. Open all the loops. |
| Fri 03/Feb/06 | 09:00 | GG | 2.07E-6 mbar*l/s @ 1.1E-2 mbar. |
| ^ | 12:30 | GG | Checked all loops from the manifold to the "sectors", ceiling solderings too. No more than 2.11E-6 mbar*l/s @ 1.1E-2 mbar. Weight 25.3 kg. Locked all loops. Leak detector OFF. |
| Mon 06/Feb/06 | 09:00 | GG | System found in ALARM: weight variation @ 02:21 reported. Slow decrease of the weight in the last 24h. Leak of some valves to the vacuum? |
| ^ | 11:35 | GG | Weight 23.4 kg @ 2.2 b. No relevant pressure variation in the loops and in the manifolds. |
| ^ | 11:48 | GG | Loops opened, system in STAND-BY. Leak detector ON with closed vacuum valves: 2.7E-9 mbar*l/s @ 1.3E-2 mbar; opened blue valve: 3.1E-7 mbar*l/s @ 0.4 mbar; opened red valve: 2.1E-7 mbar*l/s @ 0.3 mbar, still decreasing. |
| ^ | 12:15 | GG | Weight 23.2 kg @ 2.2 b. possible not vacuum valve for the liquid and/or the compressor input valves? |
| ^ | 12:35 | GG | Weight 23.4 kg. 6.6E-8 mbar*l/s @ 2.7E-2 mbar. |
| ^ | 14:00 | GG | Weight 23.8 kg. 8.7E-9 mbar*l/s @ 1.3E-2 mbar. |
| ^ | 16:00 | GG | Weight 24.3 kg @ 2.2 ba and 20.7°C. Disconnected leak tester. Loops locked. Restored valve #8 . |
| ^ | 16:17 | GG | Opened loops 9-10. RUN with 1.880 b vapours and 2.700 b liquid. |
| ^ | 17:28 | GG | Dummies stave ON. Loop 2 opened. |
| ^ | 16:40 | GG | Weight 17.7 kg 2.2 b 19.7°C. |
| ^ | 17:22 | GG | Weight 14.9 kg 2.2 b 19.7°C. |
| ^ | 17:37 | GG | Weight 13.9 kg 2.2 b 19.7°C. |
| ^ | 18:17 | GG | Weight 11.2 kg 2.2 b 19.9°C. ~4.2 kg/h. changed vapours pressure to 1.800b. |
| ^ | 19:08 | GG | Weight 10.4 kg. RECOVERY. |
| Tue 07/Feb/06 | 15:40 | GG | Weight 25.6 kg @ 20°C 2.2b. Locked loop 1 has 0.44 b while the other still ~0.01 b. Closed loop 2. Run with vapours 1.800 b and Liquid 2.700 b. |
| ^ | 15:46 | GG | Dummy ON. |
| ^ | 15:50 | GG | Loop 2 opened. |
| ^ | 16:09 | GG | Weight 17.4 kg. |
| ^ | 16:31 | GG | Weight 15.9 kg. RECOVERING. Dummy OFF |
| ^ | 17:28 | GG | Weight 22.2 kg. RUN |
| ^ | 17:35 | GG | Dummy ON. Weight 17.6 kg. |
| ^ | 18:30 | GG | Weight 14.0 kg. |
| ^ | 18:40 | GG | Weight 13.2 kg. |
| ^ | 19:10 | GG | Weight 11.4 kg. RECOVERING. Dummy OFF. Loop 1 at 0.6 b! |
| Wed 08/Feb/06 | 08:30 | GG | Manifolds at 0.4 b, locked loop 1 at 0.54 b : Leak on loop 1. Loop 7 at 0.04 b; loop 3,4,5,6,8 at ~0.02 b. |
| ^ | 10:35 | GG | Weight 25.5 kg. RUN. |
| ^ | 10:40 | GG | Dummies ON. |
| ^ | 10:48 | GG | Weight 18.0 kg. |
| ^ | 11:52 | GG | Weight 14.0 kg. |
| ^ | 12:22 | GG | Weight 12.0 kg. |
| ^ | 12:35 | GG | Weight 11.0 kg. ~4.0 kg/h. |
| ^ | 12:47 | GG | Stable at 11.0 kg. Loop 1 at 0.72 b. |
| ^ | 13:28 | GG | Weight 10.2 kg. |
| ^ | 13:45 | GG | Weight 10.1 kg. ~0.8 kg/h. Liquid is visible in the window before the compressor. RECOVERING, dummies OFF. |
| ^ | 16:00 | GG | Weight 25.0 kg. Loop 2 closed. RUN. Loop 1 at 0.95 b. |
| ^ | 16:09 | GG | Dummies ON. Dummy of loop 10 is detaching. Loop 2 opened. |
| ^ | 16:40 | GG | Weight 16.2 kg. RECOVERING for end of the tests. Condensate on the vapours returns of loop 10. |
| ^ | 17:10 | GG | Weight 21.8 kg. Loop 2 closed. RUN. |
| ^ | 17:19 | GG | Dummies ON. Loop 2 open. Weight 17.5 kg. |
| ^ | 17:30 | GG | Weight 17.0 kg. |
| ^ | 17:45 | GG | Weight 16.1 kg. |
| ^ | 18:00 | GG | Weight 15.3 kg. |
| ^ | 18:15 | GG | Weight 14.5 kg. All sector 0 powered. |
| ^ | 18:57 | GG | Weight 14.6 kg. |
| ^ | 19:05 | GG | Weight 14.8 kg. Sector partially feed. |
| ^ | 19:22 | GG | Weight 14.6 kg. |
| ^ | 19:40 | GG | Weight 13.1 kg. |
| ^ | 20:14 | GG | ALARM: weight variation. kg 13.2 (?): STOP. RECOVERING (only loops 2, 9, 10 opened; the other locked. |
| Thu 09/Feb/06 | 16:00 | GG | Weight 24.11 kg. Loop 1 at 1.65 b; loops 2, 9, 10 at 4 b; loops 3, 4, 5 at 2.16. Loops 6, 7, 8, at 2.26 b. Leak on loop 1. |
| ^ | 16:07 | GG | All channels open... ALARM: booster overpressure. %GREEN%When the pressure in the loops is high, open the channel one by one, slowly%<nop>ENDCOLOR%. |
| ^ | 16:10 | GG | RECOVERING. |
| ^ | 16:24 | GG | Locked loops 1, 3, 4, 5, 6, 7, 8. Weight 25.2 kg. Pression in all the loops ~ 0.35 b. |
| ^ | 17:28 | GG | Loop 2 closed. Weight 25.3 kg. RUN. |
| ^ | 17:37 | GG | Dummies ON, loop 2 opened, weight 18.9 kg. |
| ^ | 17:46 | GG | Weight 17.8 kg. |
| ^ | 18:10 | GG | Weight 16.4 kg. |
| ^ | 18:32 | GG | Weight 15.2 kg. |
| ^ | 19:03 | GG | Weight 13.4 kg. |
| ^ | 19:51 | GG | Weight 11.0 kg. No liquid in the compressor yet. |
| ^ | 19:58 | GG | Weight 10.7 kg. %RED%Liquid in the compressor%ENDCOLOR%. RECOVERING. Dummies OFF. Condensate on the vapours manifold. %GREEN%Next time would be better to open a closed circuit to decrease the liquid level before recovering%ENDCOLOR%. |
| ^ | 20:25 | GG | Loop 1 at 0.51 b. The locked ones (not the 2, the 9 and the 10) at 0.37 b. Weight 22.9 kg. RUN. |
| ^ | 20:32 | GG | Dummies ON. |
| ^ | 20:42 | GG | Weight 15.0 kg. |
| ^ | 21:05 | GG | Weight 14.4 kg stable. |
| ^ | 21:13 | GG | Weight 14.3 kg stable. |
| ^ | 21:43 | GG | Weight 13.6 kg linear decreasing. |
| ^ | 22:05 | GG | Weight 13.2 kg. |
| ^ | 22:08 | GG | Weight 13.0 kg. RECOVERING. Dummies OFF. |
| Fri 10/Feb/06 | 10:20 | GG | Weight 25.24 kg. Loop 2 closed. RUN. |
| ^ | 10:35 | GG | Dummies ON. Weight 19.2 kg. Loop 2 opened. |
| ^ | 10:39 | GG | Weight 18.2 kg. |
| ^ | 11:06 | GG | Weight 17.3 kg. |
| ^ | 11:36 | GG | Weight 17.2 kg. Stable: 9 half staves ON. |
| ^ | 12:12 | GG | Weight 17.1 kg. Stable. Loop 1 at 0.63 b, the other locked at ~0.35 b. |
| ^ | 13:20 | GG | Weight 17.1 kg. Stable. Loop 1 at 0.70 b. |
| ^ | 22:00 | IAC | RECOVERING |
| Mon 13/Feb/06 | 10:35 | GG | Weight 24.9 kg. Loop 2 closed. RUN. |
| ^ | 10:43 | GG | Dummies ON. Weight 18.5 kg. Loop 2 opened. |
| ^ | 14:42 | GG | Weight 16.7 kg. Slowly decreasing. |
| ^ | 15:23 | GG | Weight 16.0 kg. RECOVERING. Dummies OFF. |
| Week 7-8 | AP %BR% RT %BR% AT | Changed the vacuum valve in the cleaning room on loop 1. Plate to fix the heater. Installed the PVSS interface. %RED%Changing on notation: loop open -> loop ON; loop closed -> loop OFF%ENDCOLOR%. | |
| Mon 27/Feb/06 | 11:20 | GG | Weight 21.4 kg. Loops 1, 3, 4 are locked; loops 2, 5, 6, 7, 8 are OFF. All loop at ~0.37 b. Loop 9 and 10 ON. RUN. |
| ^ | 11:25 | GG | Loop 2 ON. |
| ^ | 13:08 | GG | RECOVERING. Loops 2, 9, 10 ON; the others OFF. |
| ^ | 13:59 | GG | Loops 1, 3, 4, 5, 6, 7, 8 locked at ~0.4 b.; loops 2 OFF. RUN. Weight 21.4 kg. |
| ^ | 14:11 | GG | Dummies ON. Loop 2 ON. |
| ^ | 16:45 | GG | RECOVERING. Dummies OFF. Weight 16.1 kg. |
| Tue 28/Feb/06 | 11:00 | GG | Weight 23.1 RUN with usual procedure. |
| ID | Name |
|---|---|
| GG | Gianluca Guaglio |
| IAC | Ivan Amos Cali |
| AP | Adrano Pepato |
| RT | Rosario Turrisi |
| AT | Arturo Tauro |