Requirement Details
Electron Ion Collider
F-ESR-MAG.14
Requirement details, history, relationships and interfaces associated with requirement F-ESR-MAG.14
CURRENT RECORD- ARCHIVE RECORDS
- RELATIONSHIPS
- INTERFACES
| Record Date: 02/24/2025 18:26 | |||
| Identifier: | F-ESR-MAG.14 | WBS: | 6.04 |
| Date Modified: | TBD: | FALSE | |
| Status Date: | Status: | Approved | |
| Description: | The ESR sextupole power supply scheme shall be laid out such that the sextupole family structure can be configured for both the 60 and the 90 degree lattice along with a small number of individually powered sextupoles in the transition regions between arcs and straight sections with minimal effort, cost and minimizing any risk of error. | ||
| Comments: | |||
| Record Date: 01/27/2025 16:43 | |||
| Identifier: | F-ESR-MAG.14 | WBS: | 6.04 |
| Date Modified: | TBD: | FALSE | |
| Status Date: | Status: | Reviewed | |
| Description: | The sextupole power supply scheme shall be laid out such that the sextupole family structure can be configured for both the 60 and the 90 degree lattice along with a small number of individually powered sextupoles in the transition regions between arcs and straight sections with minimal effort, cost and minimizing any risk of error. | ||
| Comments: | |||
| Parents | |
| G-ESR.03 | The ESR shall provide electron bunches having the bunch parameters specified in in MPT. [Document#:EIC-SEG-RSI-005] |
| Children | |
| P-ESR-MAG-D13.01 | The magnet shall have a single function. |
| P-ESR-MAG-D13.02 | The magnet shall be equipped with trim coils which are capable of trimming the field within +/-3.5 (%) of the Peak main bus field. (See figure P-ESR-MSG-D13.2-1) |
| P-ESR-MAG-D13.03 | To operate at a fixed bus current for 5GeV,10GeV and 18GeV the magnet shall be designed to accommodate turns. (See figure P-ESR-MSG-D13.3-1) |
| P-ESR-MAG-D13.05 | The magnet shall have a Dipole field. |
| P-ESR-MAG-D13.06 | The magnet field shall have a vertical field direction. |
| P-ESR-MAG-D13.09 | The magnet pole gap height and width shall be H=52 (mm), W=140(mm) |
| P-ESR-MAG-D13.12 | The physical magnet length shall be <2.73 (m). |
| P-ESR-MAG-D13.15 | The magnet shall be able to deliver an absolute nominal integrated dipole field ranging from Bmin=0(T.m) to Bmax=0.79(T.m) (See figure P-ESR-MSG-D13.15-1) |
| P-ESR-MAG-D13.18 | The magnet-to-magnet variability shall be < 0.1%. |
| P-ESR-MAG-D13.19 | The field shall be measured at 4 locations (see figure P-ESR-MSG-D13-19-1) as follows Harmonic Measurements region 1; Rref1=13mm centered at (-14,0) mm, Harmonic Measurements region 2; Rref2=13mm centered at (0,0) mm, Harmonic Measurements region 3; Rref3=13mm centered at (14,0), Relative field Measurements region 4; Relative to the central field at B(0,0), sampled in an Annulus 25mm>dRvol3>31mm |
| P-ESR-MAG-D13.20 | The reference field for the different design energies shall be Measurement 1; Bref1=0.07 (T) at R1 Measurement 2; Bref2=0.13 (T) at R2 Measurement 3; Bref3=0.284 (T) at R2 Measurement 4; Bref4=0.284(T) at R=0 |
| P-ESR-MAG-D13.21 | The magnet bore field shall have a field homogeneity in region 4, of better than dB/B<10-3 with respect to the central field at R(0,0) and shall meet the following harmonic multipole content in regions 1, 2 and 3. (Note: The following calculated multipoles values are given for reference radius of 17mm and centered on axis at x=0, y=0. *The multipole values need to be scaled accordingly in regions 1 and 3 with appropriate off axis values.) |
| P-ESR-MAG-D13.21.1 | *Region 1: b1 = 10000, Region 2: b1 = 10000, *Region 3: b1 = 10000, |
| P-ESR-MAG-D13.21.2 | *Region1: -4<b2<4, Region2: -4<b2<4, *Region3: -4<b2<4 |
| P-ESR-MAG-D13.21.3 | *Region 1: -0.5<b3<0.6, Region 2: -0.5<b3<0.6, *Region 3: -0.5<b3<0.6, |
| P-ESR-MAG-D13.21.4 | *Region 1: -1<b4< 0.5, Region 2: -1<b4< 0.5, *Region 3: -1<b4< 0.5 |
| P-ESR-MAG-D13.21.5 | *Region 1: -0.5<b5 <0.5, Region 2: -0.5<b5 <0.5, *Region 3: -0.5<b5 <0.5 |
| P-ESR-MAG-D13.21.6 | *Region 1: -0.5<b6 <0.5, Region 2: -0.5<b6 <0.5, *Region 3: -0.5<b6 <0.5 |
| P-ESR-MAG-D13.21.7 | *Region 1: -0.5<b7 <0.5, Region 2: -0.5<b7 <0.5, *Region 3: -0.5<b7 <0.5 |
| P-ESR-MAG-D13.21.8 | *Region 1: -0.5<b8 <0.5, Region 2: -0.5<b8 <0.5, *Region 3: -0.5<b8 <0.5 |
| P-ESR-MAG-D13.21.9 | *Region 1: -0.5<b9 <0.5, Region 2: -0.5<b9 <0.5, *Region 3: -0.5<b9 <0.5 |
| P-ESR-MAG-D13.21.10 | *Region 1: -0.5<b10 <0.5, Region 2: -0.5<b10 <0.5, *Region 3: -0.5<b10 <0.5 |
| P-ESR-MAG-D13.21.11 | *Region 1: -0.5<b11 <0.5, Region 2: -0.5<b11 <0.5, *Region 3: -0.5<b11 <0.5 |
| P-ESR-MAG-D13.21.12 | *Region 1: -0.5<b12 <0.5, Region 2: -0.5<b12 <0.5, *Region 3: -0.5<b12 <0.5 |
| P-ESR-MAG-D13.21.13 | *Region 1: -0.5<b13 <0.5, Region 2: -0.5<b13 <0.5, *Region 3: -0.5<b13 <0.5 |
| P-ESR-MAG-D13.21.14 | *Region 1: -0.5<b14 <0.5, Region 2: -0.5<b14 <0.5, *Region 3: -0.5<b14 <0.5 |
| P-ESR-MAG-D13.21.15 | *Region 1: -0.5<b15 <0.5, Region2: -0.5<b15 <0.5, *Region 3: -0.5<b15 <0.5 |
| P-ESR-MAG-D13.21.16 | *Region 1: -0.5<b16 <0.5, Region2: -0.5<b16 <0.5, *Region 3: -0.5<b16 <0.5 |
| P-ESR-MAG-D13.22 | The magnet shall not be designed to limit CrossTalk requirements. |
| P-ESR-MAG-D13.23 | < Requirement Not Applicable > |
| P-ESR-MAG-D13.24 | < Requirement Not Applicable > |
| P-ESR-MAG-D13.25 | < Requirement Not Applicable > |
| P-ESR-MAG-D13.26 | < Requirement Not Applicable > |
| P-ESR-MAG-D13.27 | The magnet shall be designed to constrain the external fringe field. |
| P-ESR-MAG-D13.28 | The magnet fringe field shall not exceed 10 Gauss at a radial distance greater than 900mm from the magnet centerline |
| P-ESR-MAG-D13.29 | Magnetic field position and alignment within the magnet, the magnetic field, center and alignment, within the magnet must be known to within a translational value of +/-50 (um) and a rotational alignment value of +/-0.5(mrad). |
| P-ESR-MAG-D13.31 | Magnet installation tolerances, the magnet install center and install alignment must be within a translational value of +/-150(um) and a rotational alignment value of +/-0.5(mrad). |
| P-ESR-MAG-D13.46 | The magnet design and verification process shall ensure the final magnet will meet the reliability needs of the EIC over it planned operational life of >20 Years. |
| P-ESR-MAG-D13.47 | The magnet shall be designed to operate reliably given the cumulative radiation dose it will experience over the lifetime of the EIC >20 Years. |
| P-ESR-MAG-D2.01 | The magnet shall have a single function. |
| P-ESR-MAG-D2.02 | The magnet shall be equipped with trim coils which are capable of trimming the field within +/- 2.8(%) of the Peak main bus field. (See figure P-ESR-MSG-D2.2-1) |
| P-ESR-MAG-D2.03 | To operate at a fixed bus current for 5GeV,10GeV and 18GeV the magnet shall be designed to accommodate turns. (See figure P-ESR-MSG-D2.3-1) |
| P-ESR-MAG-D2.05 | The magnet shall have a Dipole field. |
| P-ESR-MAG-D2.06 | The magnet field shall have a vertical field direction. |
| P-ESR-MAG-D2.09 | The magnet pole gap height and width shall be H=52 (mm), W=140(mm). |
| P-ESR-MAG-D2.10 | The magnet good field aperture dAx required shall be 35.0345 mm. |
| P-ESR-MAG-D2.12 | The physical magnet length shall be <1.13 (m). |
| P-ESR-MAG-D2.15 | The magnet shall be able to deliver an absolute nominal integrated dipole field ranging from Bmin=0(T.m) to Bmax=0.33(T.m). (See figure P-ESR-MSG-D2.15-1) |
| P-ESR-MAG-D2.18 | The magnet-to-magnet variability shall be < 0.1%. |
| P-ESR-MAG-D2.19 | The field shall be measured at 4 locations (See figure P-ESR-MSG-D2.19-1) as follows Harmonic Measurements region 1; Rref1=13mm centered at (-14,0) mm, Harmonic Measurements region 2; Rref2=13mm centered at (0,0) mm, Harmonic Measurements region 3; Rref3=13mm centered at (14,0), Relative field Measurements region 4; Relative to the central field at B(0,0), sampled in an Annulus 25mm>dRvol3>31mm |
| P-ESR-MAG-D2.20 | The reference field for the different measurements shall be Measurement 1; Bref1=-0.375 (T) in Region1, Region2 and Region3 Measurement 2; Bref2=0.12 (T) in Region1, Region2 and Region3 Measurement 3; Bref2=0.23 (T) in Region1, Region2 and Region3 Measurement 3; Bref3=0.23 (T) in Region4 |
| P-ESR-MAG-D2.21 | The magnet bore field shall have a field homogeneity in region 4, of better than dB/B<10-3 with respect to the central field at R(0,0) and shall meet the following harmonic multipole content in regions 1, 2 and 3. (Note: The following calculated multipoles values are given for reference radius of 17mm and centered on axis at x=0, y=0. *The multipole values need to be scaled accordingly in regions 1 and 3 with appropriate off axis values.) |
| P-ESR-MAG-D2.21.1 | *Region1: b1 = 10000, Region2: b1 = 10000, *Region3: b1 = 10000 |
| P-ESR-MAG-D2.21.2 | *Region 1: -6<b2<6, Region 2: -6<b2<6, *Region 3: -6<b2<6 |
| P-ESR-MAG-D2.21.3 | *Region1: -0.5<b3<0.6, Region2: -0.5<b3<0.6, *Region3: -0.5<b3<0.6 |
| P-ESR-MAG-D2.21.4 | *Region1: -1<b4< 0.5, Region2: -1<b4< 0.5, *Region 3: -1<b4< 0.5 |
| P-ESR-MAG-D2.21.5 | *Region 1: -0.5<b5 <0.5, Region 2: -0.5<b5 <0.5, *Region 3: -0.5<b5 <0.5 |
| P-ESR-MAG-D2.21.6 | *Region 1: -0.5<b6 <0.5, Region 2: -0.5<b6 <0.5, *Region 3: -0.5<b6 <0.5 |
| P-ESR-MAG-D2.21.7 | *Region 1: -0.5<b7 <0.5, Region 2: -0.5<b7 <0.5, *Region 3: -0.5<b7 <0.5 |
| P-ESR-MAG-D2.21.8 | *Region 1: -0.5<b8 <0.5, Region 2: -0.5<b8 <0.5, *Region 3: -0.5<b8 <0.5 |
| P-ESR-MAG-D2.21.9 | *Region 1: -0.5<b9 <0.5, Region 2: -0.5<b9 <0.5, *Region 3: -0.5<b9 <0.5 |
| P-ESR-MAG-D2.21.10 | *Region 1: -0.5<b10 <0.5, Region 2: -0.5<b10 <0.5, *Region 3: -0.5<b10 <0.5 |
| P-ESR-MAG-D2.21.11 | *Region 1: -0.5<b11 <0.5, Region 2: -0.5<b11 <0.5, *Region 3: -0.5<b11 <0.5 |
| P-ESR-MAG-D2.21.12 | *Region 1: -0.5<b12 <0.5, Region 2: -0.5<b12 <0.5, *Region 3: -0.5<b12 <0.5 |
| P-ESR-MAG-D2.21.13 | *Region 1: -0.5<b13 <0.5, Region 2: -0.5<b13 <0.5, *Region 3: -0.5<b13 <0.5 |
| P-ESR-MAG-D2.21.14 | *Region 1: -0.5<b14 <0.5, Region 2: -0.5<b14 <0.5, *Region 3: -0.5<b14 <0.5 |
| P-ESR-MAG-D2.21.15 | *Region 1: -0.5<b15 <0.5, Region 2: -0.5<b15 <0.5, *Region 3: -0.5<b15 <0.5 |
| P-ESR-MAG-D2.21.16 | *Region 1: -0.5<b16 <0.5, Region 2: -0.5<b16 <0.5, *Region 3: -0.5<b16 <0.5 |
| P-ESR-MAG-D2.22 | The magnet shall not be designed to limit CrossTalk requirements. |
| P-ESR-MAG-D2.27 | The magnet shall be designed to constrain the external fringe field |
| P-ESR-MAG-D2.28 | The magnet fringe field shall not exceed 10 Gauss at a radial distance greater than 900mm from the magnet centerline |
| P-ESR-MAG-D2.29 | Magnetic field position and alignment within the magnet, the magnetic field, center and alignment, within the magnet must be known to within a translational value of +/-50 (um) and a rotational alignment value of +/-0.5(mrad). |
| P-ESR-MAG-D2.46 | The magnet design and verification process shall ensure the final magnet will meet the reliability needs of the EIC over it planned operational life of >20 Years. |
| P-ESR-MAG-D2.31 | Magnet installation tolerances, the magnet install center and install alignment must be within a translational value of +/-150(um) and a rotational alignment value of +/-0.5(mrad). |
| P-ESR-MAG-D2.47 | The magnet shall be designed to operate reliably given the cumulative radiation dose it will experience over the lifetime of the EIC of >20 Years. |
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