Requirement Details
Electron Ion Collider
F-ESR-ARC.4
Requirement details, history, relationships and interfaces associated with requirement F-ESR-ARC.4
CURRENT RECORD- ARCHIVE RECORDS
- RELATIONSHIPS
- INTERFACES
| Record Date: 12/06/2024 11:10 | |||
| Identifier: | F-ESR-ARC.4 | WBS: | 6.04 |
| Date Modified: | TBD: | FALSE | |
| Status Date: | Status: | In Process | |
| Description: | The bending sections shall contain three individual dipole magnets, referred to as “super-bendsâ€. | ||
| Comments: | |||
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| Parents | |
| G-ESR.3 | The ESR shall provide electron bunches having the bunch parameters specified in [10]Â |
| G-ESR.4 | The ESR shall have an average arc bending radius of approximately 380 meters |
| G-ESR.7 | The ESR shall have a circumference such that the revolution frequency of the stored electron beam matches the revolution frequency of 133 GeV protons stored in the HSR, with the proton beam orbit centered in the HSR beampipe. |
| G-ESR.5 | The electron beam shall orbit in the clockwise direction as seen from above. |
| G-ESR.8 | The ESR shall use the “inner†aisle (closest to the inner tunnel wall) of the tunnel from IR4 to IR6 and from IR8 to IR12, and the “outer†aisle (closest to the outer tunnel wall) from IR12 to IR4 and IR6 to IR8 |
| Children | |
| P-ESR-MAG-D13.1 | The magnet shall have a single function. |
| P-ESR-MAG-D13.2 | 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-D13.3 | To operate at a fixed bus current for 5GeV,10GeV and 18GeV the magnet shall be designed with current taps at turns 2,3,4,5,11,12,13,14,15 (See figure P-ESR-MSG-D13.3-1) |
| P-ESR-MAG-D13.5 | The magnet shall have a Dipole field. |
| P-ESR-MAG-D13.6 | The magnet field shall have a vertical field direction. |
| P-ESR-MAG-D13.9 | 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-D2.1 | The magnet shall have a single function. |
| P-ESR-MAG-D2.2 | 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-D2.3 | To operate at a fixed bus current for 5GeV,10GeV and 18GeV the magnet shall be designed with current taps at turns 1,2,5,11,12,13. (See figure P-ESR-MSG-D2.3-1) |
| P-ESR-MAG-D2.5 | The magnet shall have a Dipole field. |
| P-ESR-MAG-D2.6 | The magnet field shall have a vertical field direction. |
| P-ESR-MAG-D2.9 | 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-D2.31 | 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-D2.46 | 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-D2.47 | 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. |
| P-ESR-PS-D13.1 | The number of Independent functions on the magnets being powered shall be 1 |
| P-ESR-PS-D13.2 | The magnet type being powered is DIPOLE |
| P-ESR-PS-D13.3 | The magnet model being powered is D13 |
| P-ESR-PS-D13.4 | Number of unique magnet strings 28 |
| P-ESR-PS-D13.5 | Quantity of magnets per unique string 1, 2, 4, 5, 12, 13, 15, 16, 176 |
| P-ESR-PS-D13.6 | The number of Independent functions on the magnets being powered shall be 1 |
| P-ESR-PS-D13.7 | The minimum magnet resistance to be powered shall be 2.057874, 4.115748, 8.231496, 10.28937, 24.694488, 26.752362, 30.86811, 32.925984, 362.185824 mOhm |
| P-ESR-PS-D13.8 | The maximum magnet resistance to be powered shall be TBD mOhm |
| P-ESR-PS-D13.9 | The minimum magnet inductance to be powered shall be 0.0015625, 0.003125, 0.00625, 0.0078125, 0.01875, 0.0203125, 0.0234375, 0.025, 0.275 H |
| P-ESR-PS-D13.10 | The maximum magnet inductance to be powered shall be TBD H |
| P-ESR-PS-D13.11 | The max voltage to ground of the magnet being powered shall be TBD V |
| P-ESR-PS-D13.12 | The minimum opperating current the PS must operate at shall be 1040, 120.85, 736.06, 992.39, 911.83, 911.83, 911.83, 911.83, 831.27 A |
| P-ESR-PS-D13.13 | The maximum current the PS must operate at shall be 1040, 988.73, 977.75, 992.39, 911.83, 911.83, 911.83, 911.83, 831.27 A |
| P-ESR-PS-D13.14 | The current tuning margin shall be TBD % |
| P-ESR-PS-D13.15 | The current ps reliability margin shall be TBD |
| P-ESR-PS-D13.16 | The PS current type shall be DC (DC or Ramped ) |
| P-ESR-PS-D13.17 | The full power bandwidth required shall be N/A |
| P-ESR-PS-D13.18 | The PS waveshape required shall be N/A |
| P-ESR-PS-D13.19 | The peak waveshape di/dt during ramping shall be N/A A/s |
| P-ESR-PS-D13.20 | The ppm of full scale current (rms) shall be *change to PPM & need to ask Physicist ppm |
| P-ESR-PS-D13.21 | The time period for specified stability shall be TBD s |
| P-ESR-PS-D13.22 | The short term stability shall be TBD A/s |
| P-ESR-PS-D13.23 | The long term stability shall be (1 sec to 12 hrs?) TBD A/s |
| P-ESR-PS-D13.24 | The current setpoint resolution (min size in bits) shall be TBD bits |
| P-ESR-PS-D13.25 | The synchronization required between PS's shall be TBD s |
| P-ESR-PS-D13.26 | The synchronization timing of synchronization shall be TBD s |
| P-ESR-PS-D13.27 | The max allowable current ripple (rms) of full scale current low (0-4kHz) and s TBD A |
| P-ESR-PS-D13.28 | The max allowable current ripple (rms) of full scale current high (4kHz-1MHz) TBD A |
| P-ESR-PS-D13.29 | The max current ripple frequency range (Hz) TBD Hz |
| P-ESR-PS-D13.30 | WRT to the ripple frequency the following resonant frequencies shall be avoided TBD Hz |
| P-ESR-PS-D13.31 | The max voltage ripple (peak to peak) shall be TBD V |
| P-ESR-PS-D13.32 | An NMR in a reference magnet shall be required to measure the field TBD A/s |
| P-ESR-PS-D13.33 | The current required to be shunted through the magnet shall be TBD |
| P-ESR-PS-D13.34 | The magnet turns ratio shall be TBD |
| P-ESR-PS-D13.35 | The terminal voltage shall be TBD V |
| P-ESR-PS-D13.36 | The design shall have thermal switches TBD |
| P-ESR-PS-D13.37 | The thermal switch connection numbers shall be TBD |
| P-ESR-PS-D13.38 | The design shall have water flow switches TBD |
| P-ESR-PS-D13.39 | The water flow switch connections numbers shall be TBD |
| P-ESR-PS-D13.40 | The design shall have access controls interlocks TBD |
| P-ESR-PS-D13.41 | The main terminals lug details shall be TBD |
| P-ESR-PS-D13.42 | The lead end indications shall be TBD |
| P-ESR-PS-D13.43 | The lugs details for thermal switch and water switches shall be TBD |
| P-ESR-PS-D13.44 | The lug details for the auxiliary windings shall be TBD |
| P-ESR-PS-D13.45 | The A/B terminal labeling details shall be TBD |
| P-ESR-PS-D13.46 | The magnet drawing with terminations details shall be TBD Draw id |
| P-ESR-PS-D13.47 | The magnet polarity connections shall be TBD |
| P-ESR-PS-D2.1 | The number of Independent functions on the magnets being powered shall be 1 |
| P-ESR-PS-D2.2 | The magnet type being powered is DIPOLE |
| P-ESR-PS-D2.3 | The magnet model being powered is D2 |
| P-ESR-PS-D2.4 | Number of unique magnet strings 7 |
| P-ESR-PS-D2.5 | Quantity of magnets per unique string 1, 4, 176 |
| P-ESR-PS-D2.6 | The number of Independent functions on the magnets being powered shall be 1 |
| P-ESR-PS-D2.7 | The minimum magnet resistance to be powered shall be 2.4, 9.6, 422.4 mOhm |
| P-ESR-PS-D2.8 | The maximum magnet resistance to be powered shall be TBD mOhm |
| P-ESR-PS-D2.9 | The minimum magnet inductance to be powered shall be 0.00153, 0.00612, 0.26928 H |
| P-ESR-PS-D2.10 | The maximum magnet inductance to be powered shall be TBD H |
| P-ESR-PS-D2.11 | The max voltage to ground of the magnet being powered shall be TBD V |
| P-ESR-PS-D2.12 | The minimum opperating current the PS must operate at shall be 409.09, 822.27, 928.64 A |
| P-ESR-PS-D2.13 | The maximum current the PS must operate at shall be 863.18, 1035, 928.64 A |
| P-ESR-PS-D2.14 | The current tuning margin shall be TBD % |
| P-ESR-PS-D2.15 | The current ps reliability margin shall be TBD |
| P-ESR-PS-D2.16 | The PS current type shall be DC (DC or Ramped ) |
| P-ESR-PS-D2.17 | The full power bandwidth required shall be N/A |
| P-ESR-PS-D2.18 | The PS waveshape required shall be N/A |
| P-ESR-PS-D2.19 | The peak waveshape di/dt during ramping shall be N/A A/s |
| P-ESR-PS-D2.20 | The ppm of full scale current (rms) shall be *change to PPM & need to ask Physicist ppm |
| P-ESR-PS-D2.21 | The time period for specified stability shall be TBD s |
| P-ESR-PS-D2.22 | The short term stability shall be TBD A/s |
| P-ESR-PS-D2.23 | The long term stability shall be (1 sec to 12 hrs?) TBD A/s |
| P-ESR-PS-D2.24 | The current setpoint resolution (min size in bits) shall be TBD bits |
| P-ESR-PS-D2.25 | The synchronization required between PS's shall be TBD s |
| P-ESR-PS-D2.26 | The synchronization timing of synchronization shall be TBD s |
| P-ESR-PS-D2.27 | The max allowable current ripple (rms) of full scale current low (0-4kHz) and s TBD A |
| P-ESR-PS-D2.28 | The max allowable current ripple (rms) of full scale current high (4kHz-1MHz) TBD A |
| P-ESR-PS-D2.29 | The max current ripple frequency range (Hz) TBD Hz |
| P-ESR-PS-D2.30 | WRT to the ripple frequency the following resonant frequencies shall be avoided TBD Hz |
| P-ESR-PS-D2.31 | The max voltage ripple (peak to peak) shall be TBD V |
| P-ESR-PS-D2.32 | An NMR in a reference magnet shall be required to measure the field TBD A/s |
| P-ESR-PS-D2.33 | The current required to be shunted through the magnet shall be TBD |
| P-ESR-PS-D2.34 | The magnet turns ratio shall be TBD |
| P-ESR-PS-D2.35 | The terminal voltage shall be TBD V |
| P-ESR-PS-D2.36 | The design shall have thermal switches TBD |
| P-ESR-PS-D2.37 | The thermal switch connection numbers shall be TBD |
| P-ESR-PS-D2.38 | The design shall have water flow switches TBD |
| P-ESR-PS-D2.39 | The water flow switch connections numbers shall be TBD |
| P-ESR-PS-D2.40 | The design shall have access controls interlocks TBD |
| P-ESR-PS-D2.41 | The main terminals lug details shall be TBD |
| P-ESR-PS-D2.42 | The lead end indications shall be TBD |
| P-ESR-PS-D2.43 | The lugs details for thermal switch and water switches shall be TBD |
| P-ESR-PS-D2.44 | The lug details for the auxiliary windings shall be TBD |
| P-ESR-PS-D2.45 | The A/B terminal labeling details shall be TBD |
| P-ESR-PS-D2.46 | The magnet drawing with terminations details shall be TBD Draw id |
| P-ESR-PS-D2.47 | The magnet polarity connections shall be TBD |
This function not yet implemented.