Difference between revisions of "September 20, 2011"

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[https://wiki.iac.isu.edu/index.php/Sept_PhotFisRun_44MeV_2011#Log_eBook go back]
 
[https://wiki.iac.isu.edu/index.php/Sept_PhotFisRun_44MeV_2011#Log_eBook go back]
  
−
==summary what was been done==
+
==Here is what happened today:==
  
 
* current 140 mA
 
* current 140 mA
−
* pulse width 2 us
+
* pulse width 2 ns
 
* rep rate 180 Hz
 
* rep rate 180 Hz
 
* E = 25 MeV
 
* E = 25 MeV
Line 62: Line 62:
 
! scope="col" width="44%" | Comments
 
! scope="col" width="44%" | Comments
 
|-
 
|-
−
|<span style="color:blue">'''2506'''</span>||Up<br> 90A||In ||Open ||In ||Yes ||In||DU cylinder  
+
|<span style="color:blue">'''2506'''</span>||<span style="color:hotpink">Up</span><br> 90A||In ||Open ||In ||Yes ||In||DU cylinder  
 
|align="left"|<span style="color:blue">'''Long production run: 972556 pulses (90 minute run)'''</span><br>
 
|align="left"|<span style="color:blue">'''Long production run: 972556 pulses (90 minute run)'''</span><br>
 
Operator said the beam is really jittery<br>
 
Operator said the beam is really jittery<br>
Line 68: Line 68:
 
R(upstream) = 0.0258 e+/pulse<br>
 
R(upstream) = 0.0258 e+/pulse<br>
 
|-
 
|-
−
|<span style="color:blue">'''2507'''</span>||Down<br> 86A||In ||Open ||In ||Yes ||In||DU cylinder  
+
|<span style="color:blue">'''2507'''</span>||<span style="color:green">Down</span><br> 86A||In ||Open ||In ||Yes ||In||DU cylinder  
−
|align="left"|<span style="color:blue">'''Long production run: 973769 pulses (90 minute run)<br>
+
|align="left"|<span style="color:blue">'''Long production run: 973769 pulses (90 minute run)<br>'''</span>  
−
'''</span> R(bottom) = 0.001298 n/pulse -> × 180 Hz × 60 sec/min = <span style="color:sepia"> '''14.0 n/min'''</span><br>
+
R(bottom) = 0.001298 n/pulse -> × 180 Hz × 60 sec/min = <span style="color:green"> '''14.0 n/min'''</span><br>
 
R(upstream) = 0.0288 e+/pulse<br>
 
R(upstream) = 0.0288 e+/pulse<br>
 
|-
 
|-
−
|<span style="color:blue">'''2508'''</span>||Down<br> 86A||In ||Open ||In ||Yes ||Out||DU cylinder  
+
|<span style="color:blue">'''2508'''</span>|| Down <br> 86A||In ||Open ||In ||Yes ||<span style="color:aqua">Out</span>||DU cylinder  
−
|align="left"|<span style="color:blue">'''Long production run: pulses (30 minute run)<br>
+
|align="left"|<span style="color:blue">'''Long production run: 300000 pulses (30 minute run)<br>'''</span>  
−
'''</span> R(bottom) = 6.6E-6 n/pulse ->  × 180 Hz × 60 sec/min =  <span style="color:aqua"> '''0.07 n/min'''</span><br>
+
R(bottom) = 6.6E-6 n/pulse ->  × 180 Hz × 60 sec/min =  <span style="color:aqua"> '''0.07 n/min'''</span><br>
 
R(upstream) = 1.1E-3 e+/pulse<br>
 
R(upstream) = 1.1E-3 e+/pulse<br>
 
|-
 
|-
−
 
+
|<span style="color:blue">'''2509'''</span>||<span style="color:hotpink">Up</span><br> 90A||In ||Open ||In ||Yes ||In||DU cylinder  
−
|<span style="color:blue">'''2509'''</span>||Up<br> 90A||In ||Open ||In ||Yes ||In||DU cylinder  
+
|align="left"|<span style="color:blue">'''Long production run: 200092 pulses (20 minute run)<br>'''</span>
−
|align="left"|<span style="color:blue">'''Long production run: 200000 pulses'''</span>
 
 
R(bottom) = 9.7E-4 n/pulse -> × 180 Hz × 60 sec/min =  <span style="color:hotpink"> '''10.5 n/min'''</span><br>
 
R(bottom) = 9.7E-4 n/pulse -> × 180 Hz × 60 sec/min =  <span style="color:hotpink"> '''10.5 n/min'''</span><br>
 
R(upstream) = 22.8E-3 e+/pulse<br>
 
R(upstream) = 22.8E-3 e+/pulse<br>
 
|-
 
|-
−
 
+
|<span style="color:blue">'''2510'''</span>||<span style="color:hotpink">Up</span><br> 90A||In ||Open ||In ||Yes ||In||DU cylinder  
−
|<span style="color:blue">'''2510'''</span>||Up<br> 90A||In ||Open ||In ||Yes ||In||DU cylinder  
+
|align="left"|<span style="color:blue">'''Long production run: 766381 pulses (70 minute run)<br>'''</span>
−
|align="left"|<span style="color:blue">'''Long production run: pulses'''</span>
+
R(bottom) = 9.8E-4 n/pulse -> × 180 Hz × 60 sec/min =  <span style="color:hotpink"> '''10.58 n/min'''</span><br>
−
R(bottom) = 0 n/pulse -> × 180 Hz × 60 sec/min =  <span style="color:hotpink"> '''0 n/min'''</span><br>
+
R(upstream) = 22.01E-3 e+/pulse<br>
−
R(upstream) = 0 e+/pulse<br>
+
|-
 +
|<span style="color:blue">'''2511'''</span>||<span style="color:green">Down</span><br> 86A||In ||Open ||In ||Yes ||In||DU cylinder
 +
|align="left"|<span style="color:blue">'''Long production run: 972771 pulses (90 minute run)<br>'''</span>
 +
R(bottom) = 10.66E-4 n/pulse -> × 180 Hz × 60 sec/min = <span style="color:green"> '''11.5 n/min'''</span><br>
 +
R(upstream) = 25.5E-3 e+/pulse<br>
 +
|-
 +
|<span style="color:blue">'''2512'''</span>|| Down <br> 86A||In ||Open ||In ||Yes ||<span style="color:aqua">Out</span>||DU cylinder
 +
|align="left"|<span style="color:blue">'''Long production run: 197313 pulses (20 minute run)<br>'''</span>
 +
R(bottom) = 2E-5 n/pulse ->  × 180 Hz × 60 sec/min =  <span style="color:aqua"> '''0.22 n/min'''</span><br>
 +
R(upstream) = 1.02E-3 e+/pulse<br>
 +
|-
 +
|<span style="color:blue">'''2513'''</span>|| Down <br> 86A||In ||Open ||In ||Yes ||In ||<span style="color:brown">None</span>
 +
|align="left"|<span style="color:blue">'''Long production run: 380333 pulses (30 minute run)<br>'''</span>
 +
R(bottom) = 2.8E-5 n/pulse ->  × 180 Hz × 60 sec/min =  <span style="color:brown"> '''0.31 n/min'''</span><br>
 +
R(upstream) = 24.8E-3 e+/pulse<br>
 
|-
 
|-
−
 
  
 
|}
 
|}

Latest revision as of 22:06, 21 September 2011

go back

Here is what happened today:

  • current 140 mA
  • pulse width 2 ns
  • rep rate 180 Hz
  • E = 25 MeV


Run # Beam Dump magnet Collimator add coll Hardener 1" Al Radiator 25 um Al Target Comments
2502 Up
90A		 In Open In Yes In DU cylinder Test radiator in/out.

120664 pulses
R(bottom) = 0.0012 n/pulse -> × 180 Hz × 60 sec/min = 12.9 n/min
R(upstream) = 0.0272 e+/pulse

2503 Up
90A		 In Open In Yes Out DU cylinder Test radiator in/out.

121258 pulses
R(bottom) = 0 n/pulse
R(upstream) = 0.00091 e+/pulse
About 97% of photons are coming from the radiator according to PS. Very Good

2504 Down
86A		 In Open In Yes In DU cylinder Test radiator in/out.

R(bottom) = 0.00137 n/pulse -> × 180 Hz × 60 sec/min = 14.8 n/min
R(upstream) = 0.0319 e+/pulse

2505 Down
86A		 In Open In Yes Out DU cylinder Test radiator in/out.

122247 pulses
R(bottom) = 0 n/pulse
R(upstream) = 0.000908 e+/pulse
About 97% of photons are coming from the radiator according to PS. Very Good


Production runs

Run # Beam Dump magnet Collimator add coll Hardener 1" Al Radiator 25 um Al Target Comments
2506 Up
90A		 In Open In Yes In DU cylinder Long production run: 972556 pulses (90 minute run)

Operator said the beam is really jittery
R(bottom) = 0.0013 n/pulse -> × 180 Hz × 60 sec/min = 14.0 n/min
R(upstream) = 0.0258 e+/pulse

2507 Down
86A		 In Open In Yes In DU cylinder Long production run: 973769 pulses (90 minute run)

R(bottom) = 0.001298 n/pulse -> × 180 Hz × 60 sec/min = 14.0 n/min
R(upstream) = 0.0288 e+/pulse

2508 Down
86A		 In Open In Yes Out DU cylinder Long production run: 300000 pulses (30 minute run)

R(bottom) = 6.6E-6 n/pulse -> × 180 Hz × 60 sec/min = 0.07 n/min
R(upstream) = 1.1E-3 e+/pulse

2509 Up
90A		 In Open In Yes In DU cylinder Long production run: 200092 pulses (20 minute run)

R(bottom) = 9.7E-4 n/pulse -> × 180 Hz × 60 sec/min = 10.5 n/min
R(upstream) = 22.8E-3 e+/pulse

2510 Up
90A		 In Open In Yes In DU cylinder Long production run: 766381 pulses (70 minute run)

R(bottom) = 9.8E-4 n/pulse -> × 180 Hz × 60 sec/min = 10.58 n/min
R(upstream) = 22.01E-3 e+/pulse

2511 Down
86A		 In Open In Yes In DU cylinder Long production run: 972771 pulses (90 minute run)

R(bottom) = 10.66E-4 n/pulse -> × 180 Hz × 60 sec/min = 11.5 n/min
R(upstream) = 25.5E-3 e+/pulse

2512 Down
86A		 In Open In Yes Out DU cylinder Long production run: 197313 pulses (20 minute run)

R(bottom) = 2E-5 n/pulse -> × 180 Hz × 60 sec/min = 0.22 n/min
R(upstream) = 1.02E-3 e+/pulse

2513 Down
86A		 In Open In Yes In None Long production run: 380333 pulses (30 minute run)

R(bottom) = 2.8E-5 n/pulse -> × 180 Hz × 60 sec/min = 0.31 n/min
R(upstream) = 24.8E-3 e+/pulse


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