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FY 2025 Reliability Summary |
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| Reliability
Budget |
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| System |
Unavailability
Allotment |
|
Number of Faults |
Mean Time to Beam
Loss |
Faults Per |
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| Day |
| RF |
0.5% |
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|
200 |
0.12 |
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| Diagnostics |
0.1% |
|
|
800 |
0.03 |
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| PS |
0.5% |
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|
200 |
0.12 |
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| Controls |
0.3% |
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|
500 |
0.05 |
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| Network |
0.1% |
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4800 |
0.01 |
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| Interlocks |
0.2% |
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800 |
0.03 |
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| Accelerator |
0.1% |
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2400 |
0.01 |
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| Beamline |
0.1% |
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2400 |
0.01 |
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| Radiation |
0.1% |
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|
1600 |
0.02 |
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| MOM |
0.4% |
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|
480 |
0.05 |
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| S&A |
0.0% |
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48000 |
0.00 |
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| Operations & Analysis |
0.1% |
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4800 |
0.01 |
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| Physics |
0.0% |
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48000 |
0.00 |
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| ID-FE |
0.1% |
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4800 |
0.01 |
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| ID-FE/MD |
not specified |
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| ID-FE/XFE |
not specified |
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| Utilities |
0.3% |
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|
800 |
0.03 |
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| Electrical - APS |
0.1% |
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2400 |
0.01 |
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| Electrical - ANL |
0.2% |
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2400 |
0.01 |
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| Cooling - ANL |
0.1% |
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2400 |
0.01 |
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| Other |
0.2% |
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1200 |
0.02 |
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| Unidentified |
0.1% |
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1200 |
0.02 |
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| Total |
2.9% |
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49.6 |
0.48 |
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Data through Run 2025-1 |
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| FY 2025 Actual |
Unavailability |
Unavailability |
Number |
Mean Time |
Faults Per |
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| Percent |
Hours |
of Faults |
to Beam Loss |
Day |
| RF |
0.88% |
30.57 |
29 |
113.9 |
0.21 |
User Downtime Hours |
153.28 |
| Diagnostics |
0.20% |
6.82 |
6 |
550.5 |
0.04 |
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| PS |
0.79% |
27.32 |
12 |
275.2 |
0.09 |
Scheduled Hours |
3456 |
| Controls |
0.40% |
13.83 |
14 |
235.9 |
0.10 |
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| Network |
0.10% |
3.43 |
1 |
3302.7 |
0.01 |
Delivered Hours |
3302.7 |
| Safety Interlocks |
0.24% |
8.22 |
10 |
330.3 |
0.07 |
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| Radiation Monitors |
0.25% |
8.50 |
4 |
825.7 |
0.03 |
User Availability |
95.56% |
| Water/ME |
0.09% |
3.10 |
2 |
1651.4 |
0.01 |
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| Vacuum |
0.05% |
1.77 |
4 |
825.7 |
0.03 |
Longest period w/out a fault |
197.34 |
| Operations |
0.01% |
0.33 |
1 |
3302.7 |
0.01 |
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| AOP |
0.03% |
1.00 |
2 |
1651.4 |
0.01 |
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| Utilities |
0.39% |
13.57 |
2 |
1651.4 |
0.01 |
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| Electrical - APS |
0.39% |
13.57 |
2 |
1651.4 |
0.01 |
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| Electrical - ANL |
0.00% |
0.00 |
0 |
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0.00 |
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| Cooling - ANL |
0.00% |
0.00 |
0 |
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0.00 |
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| Other |
0.85% |
29.42 |
3 |
1100.9 |
0.02 |
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| Unidentified |
0.06% |
2.12 |
3 |
1100.9 |
0.02 |
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| APS-U |
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0.00 |
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| Total |
4.34% |
149.98 |
97 |
34.0 |
0.70 |
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| Run 2024-3 |
Unavailability |
Unavailability |
Number |
Mean Time |
Faults Per |
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| Percent |
Hours |
of Faults |
to Beam Loss |
Day |
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| RF |
0.77% |
12.05 |
9 |
169.7 |
0.14 |
User Downtime Hours |
41.28 |
| Diagnostics |
0.31% |
4.88 |
3 |
509.2 |
0.05 |
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| PS |
0.37% |
5.82 |
2 |
763.9 |
0.03 |
Scheduled Hours |
1569.0 |
| Controls |
0.09% |
1.48 |
2 |
763.9 |
0.03 |
Delivered Hours |
1527.7 |
| Network |
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3.43 |
1 |
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| Safety Interlocks |
0.42% |
6.58 |
9 |
169.7 |
0.14 |
User Availability |
97.37% |
| Radiation Monitors |
0.06% |
0.98 |
2 |
763.9 |
0.03 |
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| Water/ME |
0.00% |
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0.00 |
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| Vacuum |
0.11% |
1.77 |
4 |
381.9 |
0.06 |
Longest period w/out a fault |
197.34 |
| AOP |
0.11% |
1.75 |
2 |
763.9 |
0.03 |
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| MCR |
0.00% |
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0.00 |
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| ID-FE |
0.00% |
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0.00 |
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| ID-FE/MD |
0.00% |
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0.00 |
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| ID-FE/XFE |
0.00% |
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0.00 |
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| Utilities |
0.00% |
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0.00 |
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| Electrical - APS |
0.00% |
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0.00 |
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| Electrical - ANL |
0.00% |
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0.00 |
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| Cooling - ANL |
0.00% |
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|
0.00 |
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| Other |
0.13% |
2.12 |
2 |
763.9 |
0.03 |
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| Unidentified |
0.03% |
0.42 |
1 |
1527.7 |
0.02 |
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| Total |
2.63% |
41.28 |
37 |
41.3 |
0.58 |
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| Run 2025-1 |
Unavailability |
Unavailability |
Number |
Mean Time |
Faults Per |
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| Percent |
Hours |
of Faults |
to Beam Loss |
Day |
| |
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| RF |
0.98% |
18.52 |
20 |
88.8 |
0.27 |
User Downtime Hours |
112.00 |
| Diagnostics |
0.10% |
1.93 |
3 |
591.7 |
0.04 |
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| PS |
1.14% |
21.50 |
10 |
177.5 |
0.14 |
Scheduled Hours |
1887 |
| Controls |
0.65% |
12.35 |
12 |
147.9 |
0.16 |
Delivered Hours |
1775.0 |
| Network |
0.00% |
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| Safety Interlocks |
0.09% |
1.63 |
1 |
1775.0 |
0.01 |
User Availability |
94.1% |
| Radiation Monitors |
0.40% |
7.52 |
2 |
887.5 |
0.03 |
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| MOM |
0.16% |
3.10 |
2 |
887.5 |
0.03 |
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| Vacuum |
0.00% |
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|
0.00 |
Longest period w/out a fault |
173.6 |
| Operations |
0.02% |
0.33 |
1 |
1775.0 |
0.01 |
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| AOP |
0.05% |
1.00 |
2 |
887.5 |
0.03 |
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| Utilities |
0.72% |
13.57 |
2 |
887.5 |
0.03 |
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| Electrical - APS |
0.72% |
13.57 |
2 |
887.5 |
0.03 |
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| Electrical - ANL |
0.00% |
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0.00 |
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| Cooling - ANL |
0.00% |
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0.00 |
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| Other |
1.45% |
27.30 |
1 |
1775.0 |
0.01 |
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| Unidentified |
0.09% |
1.70 |
2 |
887.5 |
0.03 |
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| FE-ID |
0.02% |
0.38 |
1 |
887.5 |
0.03 |
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| User |
0.06% |
1.17 |
1 |
1775.0 |
0.01 |
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| Total |
6.31% |
112.00 |
60 |
29.6 |
0.81 |
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Updated |
5/7/2025 |
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