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Size: 1354
Comment:
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Size: 1359
Comment:
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| * 315 MJ/beam(s?) * Freight train: class 4 97 km/h (27 m/s), 3000 to 8000 to 13000 tons? 5000 tonnes at 25 m/s is 313 GJ |
* 315 MJ in two beams * Freight train: class 4, 97 km/h (27 m/s), 3000 to 8000 to 13000 tons? 5000 tonnes at 25 m/s is 156 GJ |
LHC
- 27 km long and 3.8 m wide tunnel about 100 m underground, 4.3 km radius
- Beam tube 6.3 cm diameter (2.5 inch is 6.35 cm)
- 1e-13 bar
- 3e14 protons in two beams
- Acceleration cavity 5 MV/m
- The following numbers are inconsistent
- 1e11 protons per bunch
- two beams consists of 2800 discrete bunches, one every seven meters
- After 20 minutes, they reach their final energy, while doing 11 245 circuits of the LHC ring per second.
- 3e14 protons per beam
- 0.999999991 c
- 7 TeV
- 1232 dipole magnets, 16 m long, 35 mt, 8.33 tesla maximum
- -271.3°C (1.9K)
- niobium/titanium
- 4 crossing points (8 possible?)
CMS
- beam dump
.
LHCb
ATLAS
ALICE
.
.
- 20 particle collisions occur per bunch crossing
- 600M collisions/s = 20 x 2800 bunches x 11 245 turns per second
- 100 KJ/bunch
- 315 MJ in two beams
- Freight train: class 4, 97 km/h (27 m/s), 3000 to 8000 to 13000 tons? 5000 tonnes at 25 m/s is 156 GJ
- bunches squeezed by special magnets to 16 µm diameter and 80 mm length
- 15 petabytes annually