Reliability Budget
per memo of 2/22/1998
System Unavailability Allotment   Number of Faults Mean Time to Beam Loss Faults Per
Day
   
RF 1.0%     200 0.12
Diagnostics 0.2%     800 0.03
PS 1.0%     200 0.12
Controls 0.2%     800 0.03
Water/ME 0.8%     320 0.08
Vacuum 0.3%     1600 0.02
S&A 0.0%     10000 0.00
Operations 0.1%     1600 0.02
OAG 0.1%     1600 0.02
Physics 0.0%     10000 0.00
Beamlines 0.1%     800 0.03
Other 0.2%     800 0.03
Intentional Refill 1.0%        
Total 5.0%     49.8 0.48    
               
FY 1999 Unavailability
Percent
Unavailability
Hours
Number
of Faults
Mean Time
to Beam Loss
Faults Per
Day
   
               
RF 1.67% 84.18 45 105.95 0.23 User Downtime Hours 285.97
Diagnostics 0.10% 4.96 4 1191.92 0.02  
PS 1.40% 70.77 53 89.96 0.27 Scheduled Hours 5053.65
Controls 0.52% 26.48 25 190.71 0.13  
Water/ME 0.24% 12.14 10 476.77 0.05 Delivered Hours 4767.68
Vacuum 0.01% 0.72 0   0.00  
S&A 0.00% 0.00 0   0.00 User Availability 94.3%
Operations 0.08% 4.19 3 1589.23 0.02  
OAG 0.01% 0.50 0   0.00  
Physics 0.05% 2.57 1 4767.68 0.01  
Beamlines 0.44% 22.15 16 297.98 0.08  
Other 0.88% 44.64 19 250.93 0.10  
Intentional Refill 0.39% 19.72      
Total 5.80% 293.02 176 27.09 0.89    
               
Run 1998-5 Unavailability
Percent
Unavailability
Hours
Number
of Faults
Mean Time
to Beam Loss
Faults Per
Day
   
               
RF 6.02% 65.84 20 49.37 0.49 User Downtime Hours 106.25
Diagnostics 0.20% 2.18 2 493.68 0.05  
PS 1.59% 17.37 17 58.08 0.41 Scheduled Hours 1093.60
Controls 0.47% 5.17 2 493.68 0.05  
Water/ME 0.05% 0.50 1 987.35 0.02 Delivered Hours 987.35
Vacuum 0.07% 0.72 0      
S&A 0.00% 0.00 0     User Availability 90.3%
Operations 0.10% 1.10 1 987.35 0.02  
OAG 0.05% 0.50 0      
Physics 0.00% 0.00 0      
Beamlines 0.85% 9.35 3 329.12 0.07  
Other 0.35% 3.78 3 329.12 0.07  
Intentional Refill 0.58% 6.35      
Total 10.32% 112.86 49 20.15 1.19    
             
Run 1999-1 Unavailability
Percent
Unavailability
Hours
Number of
Faults
Mean Time
to Beam Loss
Faults Per
Day
   
               
RF 0.70% 6.81 10 92.36 0.26 User Downtime Hours 53.1
Diagnostics 0.00% 0.00 0      
PS 2.00% 19.58 10 92.36 0.26 Scheduled Hours 976.65
Controls 0.61% 5.95 7 131.94 0.18  
Water/ME 0.44% 4.27 3 307.85 0.08 Delivered Hours 923.55
Vacuum 0.00% 0.00 0      
S&A 0.00% 0.00 0     User Availability 94.6%
Operations 0.21% 2.05 1 923.55 0.03  
OAG 0.00% 0.00 0      
Physics 0.00% 0.00 0      
Beamlines 0.05% 0.48 1 923.55 0.03  
Other 0.63% 6.13 3 307.85 0.08  
Intentional Refill 0.80% 7.85      
Total 5.44% 53.12 35 26.39 0.91    
Run 1999-2 Unavailability
Percent
Unavailability
Hours
Number of
Faults
Mean Time
to Beam Loss
Faults Per
Day
 
               
RF 0.34% 2.85 3 265.00 0.09 User Downtime Hours 36.27
Diagnostics 0.25% 2.05 2 397.50 0.06  
PS 1.26% 10.47 7 113.57 0.21 Scheduled Hours 831.26
Controls 0.45% 3.70 1 794.99 0.03  
Water/ME 0.10% 0.80 1 794.99 0.03 Delivered Hours 794.99
Vacuum 0.00% 0.00 0      
S&A 0.00% 0.00 0     User Availability 95.6%
Operations 0.03% 0.27 0      
OAG 0.00% 0.00 0      
Physics 0.31% 2.57 1 794.99 0.03  
Beamlines 0.62% 5.12 2 397.50 0.06  
Other 0.46% 3.85 2 397.50 0.06  
Intentional Refill 0.58% 4.83 0      
Total 4.39% 36.51 19 41.84 0.57    
       
Run 1999-3 Unavailability
Percent
Unavailability
Hours
Number of
Faults
Mean Time
to Beam Loss
Faults Per
Day
   
               
RF 0.52% 4.30 8 100.70 0.24 User Downtime Hours 26.44
Diagnostics 0.09% 0.73 0      
PS 1.11% 9.22 7 115.09 0.21 Scheduled Hours 832.06
Controls 0.62% 5.13 3 268.54 0.09  
Water/ME 0.13% 1.12 1 805.62 0.03 Delivered Hours 805.62
Vacuum 0.00% 0.00 0      
S&A 0.00% 0.00 0     User Availability 96.8%
Operations 0.09% 0.77 1 805.62 0.03  
OAG 0.00% 0.00 0      
Physics 0.00% 0.00 0      
Beamlines 0.18% 1.48 4 201.41 0.12  
Other 0.38% 3.18 7 115.09 0.21  
Intentional Refill 0.08% 0.69 0    
Total 3.20% 26.62 31 25.99 0.92    
       
Run 1999-4 Unavailability
Percent
Unavailability
Hours
Number of
Faults
Mean Time
to Beam Loss
Faults Per
Day
   
               
RF 0.33% 4.38 4 314.04 0.08 User Downtime Hours 63.91
Diagnostics 0.00% 0.00 0      
PS 1.07% 14.13 12 104.68 0.23 Scheduled Hours 1320.08
Controls 0.49% 6.53 12 104.68 0.23  
Water/ME 0.41% 5.45 4 314.04 0.08 Delivered Hours 1256.17
Vacuum 0.00% 0.00 0      
S&A 0.00% 0.00 0     User Availability 95.2%
Operations 0.00% 0.00 0      
OAG 0.00% 0.00 0      
Physics 0.00% 0.00 0      
Beamlines 0.43% 5.72 6 209.36 0.11  
Other 2.10% 27.70 4 314.04 0.08  
Intentional Refill 0.00% 0.00 0    
Total 4.84% 63.91 42 29.91 0.80    
 
Reliability Budget
per memo of 2/22/1998
System Unavailability Allotment   Number of Faults Mean Time to Beam Loss Faults Per
Day
   
RF 1.0%     200 0.12
Diagnostics 0.2%     800 0.03
PS 1.0%     200 0.12
Controls 0.2%     800 0.03
Water/ME 0.8%     320 0.08
Vacuum 0.3%     1600 0.02
S&A 0.0%     10000 0.00
Operations 0.1%     1600 0.02
OAG 0.1%     1600 0.02
Physics 0.0%     10000 0.00
Beamlines 0.1%     800 0.03
Other 0.2%     800 0.03
Intentional Refill 1.0%        
Total 5.0%     49.8 0.48    
               
FY 1999 Unavailability
Percent
Unavailability
Hours
Number
of Faults
Mean Time
to Beam Loss
Faults Per
Day
   
               
RF 1.67% 84.18 45 105.95 0.23 User Downtime Hours 285.97
Diagnostics 0.10% 4.96 4 1191.92 0.02  
PS 1.40% 70.77 53 89.96 0.27 Scheduled Hours 5053.65
Controls 0.52% 26.48 25 190.71 0.13  
Water/ME 0.24% 12.14 10 476.77 0.05 Delivered Hours 4767.68
Vacuum 0.01% 0.72 0   0.00  
S&A 0.00% 0.00 0   0.00 User Availability 94.3%
Operations 0.08% 4.19 3 1589.23 0.02  
OAG 0.01% 0.50 0   0.00  
Physics 0.05% 2.57 1 4767.68 0.01  
Beamlines 0.44% 22.15 16 297.98 0.08  
Other 0.88% 44.64 19 250.93 0.10  
Intentional Refill 0.39% 19.72        
Total 5.80% 293.02 176 27.09 0.89    
               
Run 1998-5 Unavailability
Percent
Unavailability
Hours
Number
of Faults
Mean Time
to Beam Loss
Faults Per
Day
   
               
RF 6.02% 65.84 20 49.37 0.49 User Downtime Hours 106.25
Diagnostics 0.20% 2.18 2 493.68 0.05  
PS 1.59% 17.37 17 58.08 0.41 Scheduled Hours 1093.60
Controls 0.47% 5.17 2 493.68 0.05  
Water/ME 0.05% 0.50 1 987.35 0.02 Delivered Hours 987.35
Vacuum 0.07% 0.72 0      
S&A 0.00% 0.00 0     User Availability 90.3%
Operations 0.10% 1.10 1 987.35 0.02  
OAG 0.05% 0.50 0      
Physics 0.00% 0.00 0      
Beamlines 0.85% 9.35 3 329.12 0.07  
Other 0.35% 3.78 3 329.12 0.07  
Intentional Refill 0.58% 6.35        
Total 10.32% 112.86 49 20.15 1.19    
             
Run 1999-1 Unavailability
Percent
Unavailability
Hours
Number of
Faults
Mean Time
to Beam Loss
Faults Per
Day
   
               
RF 0.70% 6.81 10 92.36 0.26 User Downtime Hours 53.1
Diagnostics 0.00% 0.00 0      
PS 2.00% 19.58 10 92.36 0.26 Scheduled Hours 976.65
Controls 0.61% 5.95 7 131.94 0.18  
Water/ME 0.44% 4.27 3 307.85 0.08 Delivered Hours 923.55
Vacuum 0.00% 0.00 0      
S&A 0.00% 0.00 0     User Availability 94.6%
Operations 0.21% 2.05 1 923.55 0.03  
OAG 0.00% 0.00 0      
Physics 0.00% 0.00 0      
Beamlines 0.05% 0.48 1 923.55 0.03  
Other 0.63% 6.13 3 307.85 0.08  
Intentional Refill 0.80% 7.85        
Total 5.44% 53.12 35 26.39 0.91    
Run 1999-2 Unavailability
Percent
Unavailability
Hours
Number of
Faults
Mean Time
to Beam Loss
Faults Per
Day
 
               
RF 0.34% 2.85 3 265.00 0.09 User Downtime Hours 36.27
Diagnostics 0.25% 2.05 2 397.50 0.06  
PS 1.26% 10.47 7 113.57 0.21 Scheduled Hours 831.26
Controls 0.45% 3.70 1 794.99 0.03  
Water/ME 0.10% 0.80 1 794.99 0.03 Delivered Hours 794.99
Vacuum 0.00% 0.00 0      
S&A 0.00% 0.00 0     User Availability 95.6%
Operations 0.03% 0.27 0      
OAG 0.00% 0.00 0      
Physics 0.31% 2.57 1 794.99 0.03  
Beamlines 0.62% 5.12 2 397.50 0.06  
Other 0.46% 3.85 2 397.50 0.06  
Intentional Refill 0.58% 4.83 0      
Total 4.39% 36.51 19 41.84 0.57    
       
Run 1999-3 Unavailability
Percent
Unavailability
Hours
Number of
Faults
Mean Time
to Beam Loss
Faults Per
Day
   
               
RF 0.52% 4.30 8 100.70 0.24 User Downtime Hours 26.44
Diagnostics 0.09% 0.73 0      
PS 1.11% 9.22 7 115.09 0.21 Scheduled Hours 832.06
Controls 0.62% 5.13 3 268.54 0.09  
Water/ME 0.13% 1.12 1 805.62 0.03 Delivered Hours 805.62
Vacuum 0.00% 0.00 0      
S&A 0.00% 0.00 0     User Availability 96.8%
Operations 0.09% 0.77 1 805.62 0.03  
OAG 0.00% 0.00 0      
Physics 0.00% 0.00 0      
Beamlines 0.18% 1.48 4 201.41 0.12  
Other 0.38% 3.18 7 115.09 0.21  
Intentional Refill 0.08% 0.69 0      
Total 3.20% 26.62 31 25.99 0.92    
       
Run 1999-4 Unavailability
Percent
Unavailability
Hours
Number of
Faults
Mean Time
to Beam Loss
Faults Per
Day
   
               
RF 0.33% 4.38 4 314.04 0.08 User Downtime Hours 63.91
Diagnostics 0.00% 0.00 0      
PS 1.07% 14.13 12 104.68 0.23 Scheduled Hours 1320.08
Controls 0.49% 6.53 12 104.68 0.23  
Water/ME 0.41% 5.45 4 314.04 0.08 Delivered Hours 1256.17
Vacuum 0.00% 0.00 0      
S&A 0.00% 0.00 0     User Availability 95.2%
Operations 0.00% 0.00 0      
OAG 0.00% 0.00 0      
Physics 0.00% 0.00 0      
Beamlines 0.43% 5.72 6 209.36 0.11  
Other 2.10% 27.70 4 314.04 0.08  
Intentional Refill 0.00% 0.00 0      
Total 4.84% 63.91 42 29.91 0.80