Magnet InventoryMagnet Inventory

Charlie N. IgwekalaCharlie N. Igwekala

Chicago State UniversityChicago State UniversityElectrical Engineering Electrical Engineering MajorMajor

Antiproton Source

Meson AreaNeutrino Area

Proton Area

Wilson HallBooster

Tevatron

Main Injector

In The BeginningIn The BeginningAnd Now

Antiproton SourceAntiproton SourceAntiproton SourceAntiproton SourceAntiproton SourceAntiproton Source

Protons

Dramatization of Antiproton Production

Lithium

Lens

Dramatization of Antiproton Production

LithiumLens

Dramatization of Antiproton Production

Dramatization of Antiproton Production

WARNING: Protons and antiprotons are not actual sizeWARNING: Protons and antiprotons are not actual sizeWARNING: Protons and antiprotons are not actual sizeWARNING: Protons and antiprotons are not actual sizeWARNING: Protons and antiprotons are not actual sizeWARNING: Protons and antiprotons are not actual sizeWARNING: Protons and antiprotons are not actual sizeWARNING: Protons and antiprotons are not actual sizeWARNING: Protons and antiprotons are not actual sizeWARNING: Protons and antiprotons are not actual sizeWARNING: Protons and antiprotons are not actual size

Weight of the TaskWeight of the Task

Getting Acquainted with MagnetsGetting Acquainted with Magnets

Amidst Magnets

Accumulator

AP3

AP2

Debuncher

D to A

Compass NightmareCompass NightmareDipoles SextupolesQuadrupoles Octupoles

Used to alter antiproton path

Reduces beam size, horizontally and vertically

Other magnets… apologies…

Magnet Designation Magnet Type Serial # LS Q R CP D

A1B8 SDA SDA002 92.2 mH 4.35 0.01855 A2B8 SDA SDA001 91.53 mH 4.2 0.01867 A6B8 SDA SDA003 92.2 mH 4.3 0.01864

Bin Frequency Cumulative % Total: 691.53 1 33.33%

More 2 100.00%

Bin Frequency Cumulative %4.2 1 33.33%

More 2 100.00%

Bin Frequency Cumulative %0.01855 1 33.33%

More 2 100.00%

SDA

Inductance Histogram

0123

91.53 More

Bin

Fre

quency

.00%50.00%100.00%150.00%

Frequency

Cumulative %

Q Histogram

0123

4.2 More

Bin

Fre

quency

.00%50.00%100.00%150.00%

Frequency

Cumulative %

Resistance Histogram

0123

0.01855 More

Bin

Fre

quency

.00%50.00%100.00%150.00%

Frequency

Cumulative %

Sooooooo Many Magnets!!!

Magnet Designation Magnet Type Serial # LS Q R CP D

A1B7 SDB SDB004 59.0 mH 4.2 0.01315 A4B7 SDB SDB001 (rework)59.13 mH 4.343 0.01398 A5B7 SDB SDB002 59.72 mH 4.44 0.01315 A6B7 SDB SDB003 60.02 mH 4.51 0.01321

Bin Frequency Cumulative % Total: 659 1 25.00%

59.51 1 50.00%More 2 100.00%

Bin Frequency Cumulative %4.2 1 25.00%

4.355 1 50.00%More 2 100.00%

Bin Frequency Cumulative %0.01231 1 25.00%

0.013145 0 25.00%More 3 100.00%

SDB

Histogram

0123

59 59.51More

Bin

Fre

quency

.00%50.00%100.00%150.00%

Frequency

Cumulative %

Histogram

0123

4.2 4.355More

Bin

Fre

quency

.00%50.00%100.00%150.00%

Frequency

Cumulative %

Histogram

024

0.01

231

0.01

3145 Mor

e

Bin

Fre

quency

.00%50.00%100.00%150.00%

Frequency

Cumulative %

Magnet Designation Magnet Type Serial # LS Q R CP D

EB1 SDE SDE003 47.0 mH 4.2 0.01132 EB2 SDE SDE001 47.06 mH 4.1 0.01170 EB3 SDE SDE005 47.3 mH 4.2 0.01165

E862 Dipole SDE SDE007 (rework)47.27 mH 4.351 0.01216

Bin Frequency Cumulative % Total: 547 1 25.00%

47.15 1 50.00%More 2 100.00%

Bin Frequency Cumulative %4.1 1 25.00%

4.2255 2 75.00%More 1 100.00%

Bin Frequency Cumulative %0.01132 1 25.00%0.01174 2 75.00%

More 1 100.00%

SDE

Histogram

0123

47

47.1

5

Mor

e

Bin

Frequency

.00%50.00%100.00%150.00%

Frequency

Cumulative %

Histogram

0123

4.1

4.22

55

Mor

e

Bin

Frequency

.00%50.00%100.00%150.00%

Frequency

Cumulative %

Histogram

0123

0.01

132

0.01

174

Mor

e

Bin

Frequency

.00%50.00%100.00%150.00%

Frequency

Cumulative %

With so many magnets, it is important to know where magnets are and what the magnetic characteristics are within the source.

All this plays an important role in the endless pursuit of greater luminosity!

B Ivs.vs.vs.Let’s Get Ready To Rumble!!!

Excited!!!Current Field Field Field /Measured Expected Measured Current

0 0.038157 0.038157 0.003868 0 025.94 0.49034 0.507526 0.038698 0.019565 0.01718651.05 0.952985 0.972686 0.049949 0.019054 0.01970176.15 1.425434 1.447326 0.054983 0.019006 0.021892

100.96 1.903293 1.9217 0.057148 0.019034 0.018407125.97 2.381472 2.399796 0.058962 0.019051 0.018324151.13 2.85293 2.874137 0.06072 0.019018 0.021207176.11 3.324666 3.345587 0.064408 0.018997 0.020921201.31 3.795869 3.820231 0.068216 0.018977 0.024362226.55 4.257914 4.286535 0.073081 0.018921 0.028621251.64 4.720457 4.750761 0.078193 0.018879 0.030304276.44 5.179674 5.205704 0.083871 0.018831 0.02603301.52 5.6274 5.65435 0.088194 0.018753 0.02695326.46 6.063777 6.088559 0.090194 0.01865 0.024782351.67 6.472914 6.499206 0.080741 0.018481 0.026292376.68 6.849847 6.873189 0.050183 0.018247 0.023342401.62 7.176252 7.197188 0 0.01792 0.020936376.53 6.902499 6.923372 0.001934 0.018387 0.020873351.39 6.559423 6.579947 0.019349 0.018725 0.020524326.38 6.155301 6.178753 0.024975 0.018931 0.023452301.36 5.718344 5.742544 0.027492 0.019055 0.0242276.3 5.265706 5.289575 0.028574 0.019144 0.023869251.4 4.803141 4.828954 0.029481 0.019208 0.025813

226.03 4.340237 4.359616 0.03036 0.019288 0.019379201.12 3.86722 3.888447 0.032204 0.019334 0.021227175.81 3.394686 3.409995 0.034108 0.019396 0.015309150.88 2.918148 2.934857 0.036541 0.019452 0.016709125.86 2.44246 2.458758 0.039097 0.019536 0.016298100.68 1.965821 1.978848 0.041936 0.019655 0.01302775.93 1.48462 1.502309 0.044097 0.019785 0.01768950.65 1.010302 1.022635 0.045097 0.02019 0.01233325.88 0.529199 0.546224 0.04037 0.021106 0.017025

0 0.042025 0.042025 0.025091 0 00

SQA001-0

SQA001-0

0

1

2

3

4

5

6

7

8

0 100 200 300 400 500

Current Measured

Fie

ld S

trength

(Exp.)

0

0.005

0.01

0.015

0.02

0.025

B/I

Rati

o

Up Ramp Exp. Down Ramp Exp. Up Ramp (B/I) Down Ramp (B/I)

Current Field Field Field /Measured Expected Measured Current

0 0 0.070747 0.070747 #DIV/0!25 25.11 0.7529 0.755949 0.03010550 50.37 1.460283 1.470922 0.02920275 75.27 2.179632 2.187583 0.029063

100 99.98 2.913361 2.912834 0.029134125 125.15 3.639954 3.644302 0.029119150 150.14 4.366039 4.37017 0.029107175 175 5.091633 5.091662 0.029095200 199.85 5.807537 5.803256 0.029038225 224.87 6.519743 6.516166 0.028977250 250.01 7.225432 7.2256 0.028901275 275.05 7.9222 7.923585 0.028808300 300.01 8.609736 8.609927 0.028699325 324.99 9.284758 9.284464 0.028568350 349.57 9.938606 9.927734 0.0284375 374.88 10.5419 10.53916 0.028113400 399.87 11.0857 11.08276 0.027716375 374.82 10.63677 10.63262 0.028367350 349.8 10.07095 10.06629 0.028777325 324.85 9.436595 9.432662 0.029037300 300.07 8.752419 8.754406 0.029175275 274.93 8.063221 8.061366 0.029322250 249.76 7.361545 7.354779 0.029447225 224.83 6.642532 6.637641 0.029523200 199.58 5.930225 5.918118 0.029653175 175 5.200887 5.200916 0.02972150 149.89 4.479357 4.476206 0.029863125 124.9 3.750354 3.747304 0.030002100 99.83 3.017797 3.012898 0.0301875 74.76 2.290497 2.283454 0.03054450 49.97 1.558425 1.557408 0.03116725 24.64 0.83091 0.820373 0.0332940 0 0.074933 0.074933 #DIV/0!

SQC140-1

SQC140-1

0

2

4

6

8

10

12

0 50 100 150 200 250 300 350 400 450

Current Measured

Field

Str

ength

(Exp.)

0

0.005

0.01

0.015

0.02

0.025

0.03

0.035

0.04

B/I

Rati

o

Up Ramp Exp. Down Ramp Exp. Up Ramp (B/I) Down Ramp (B/I)

Current Field Field Field /Measured Expected Measured Current

0 0.012191 0.012191 #DIV/0!102.7 0.146841 0.150534 0.001466

202.55 0.286522 0.290128 0.001432302.25 0.428341 0.431551 0.001428401.88 0.571228 0.573924 0.001428501.73 0.714421 0.716904 0.001429601.33 0.857655 0.859554 0.001429701.15 1.000389 1.002027 0.001429800.7 1.142816 1.143805 0.001429

900.55 1.28413 1.284908 0.0014271000.32 1.425043 1.425489 0.0014251050.07 1.495204 1.495303 0.0014241100.13 1.565011 1.565187 0.0014231149.94 1.63503 1.634948 0.0014221199.76 1.704622 1.704282 0.0014211249.62 1.774186 1.773661 0.0014191299.76 1.843151 1.842821 0.0014181349.45 1.91258 1.911823 0.0014171299.68 1.852963 1.852554 0.0014251249.72 1.788794 1.788423 0.0014311199.94 1.722117 1.722037 0.0014351150.12 1.654308 1.654467 0.0014391100.31 1.585328 1.585751 0.0014411050.22 1.516121 1.516429 0.0014441000.49 1.446034 1.446726 0.001446900.64 1.304936 1.305838 0.00145800.93 1.162769 1.164091 0.001453701.21 1.019928 1.021663 0.001457601.35 0.876731 0.878671 0.001461501.57 0.733327 0.735583 0.001467401.68 0.589758 0.592172 0.001474302.07 0.44591 0.448893 0.001486202.33 0.302143 0.305494 0.00151102.55 0.158147 0.161823 0.001578

0 0.013935 0.013935 #DIV/0!

LQA001

LQA001

0

0.5

1

1.5

2

2.5

0 200 400 600 800 1000 1200 1400 1600

Current Measured

Fie

ld S

trength

(Exp.)

0

0.0002

0.0004

0.0006

0.0008

0.001

0.0012

0.0014

0.0016

0.0018

B/I

Rati

o

Up Ramp Exp. Down Ramp Exp. Up Ramp (B/I) Down Ramp (B/I)

Conclusion

Fini

The End

Thank You