List of Figures
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List of Figures
Figure 2.1: Stronger Fringe Fields in Vertical Direction than in Horizontal Direction ......................... 9
Figure 3.1: Spectrometer and Magnet Control................................................................................... 22
Figure 3.2: CryoProbe System........................................................................................................... 23
Figure 3.3: CryoProbe Prodigy with Pump & Control Unit and LM2 Tank ......................................... 24
Figure 3.4: Other Options for AVANCE NEO Systems...................................................................... 25
Figure 4.1: A-Frame Gantry for Lifting the Magnet Inside the Magnet Room .................................... 35
Figure 5.1: Ceiling Height Requirements ........................................................................................... 38
Figure 5.2: Helium Transfer Lines...................................................................................................... 39
Figure 6.1: Example of a Fringe Field Plot......................................................................................... 46
Figure 7.1: Threshhold Values of Floor Acceleration......................................................................... 48
Figure 7.2: Threshold Values of Floor Acceleration: Tolerance Level for EMI Dampers ................... 50
Figure 7.3: Example of the Bruker Tolerance Level for Elastomer Dampers. Resolution <0.125
Hz, 1…200 Hz, > 30 min, Average Measurement 1 (displayed in velocity)..................... 51
Figure 7.4: Elastomer Dampers ......................................................................................................... 51
Figure 7.5: Example of the Bruker Tolerance Level for ADI Dampers. Resolution <0.125 Hz, 1…
200 Hz, > 30 min, Average Measurement 1 (displayed in velocity)................................. 52
Figure 7.6: ADI Dampers ................................................................................................................... 53
Figure 7.7: Tolerance Level Nano-C for API Dampers ...................................................................... 53
Figure 7.8: Example of the Bruker Tolerance Level for API Dampers. Resolution <0.125 Hz, 1…
200 Hz,> 30 min, Average Spectra Measurement 1 (displayed in velocity) .................... 54
Figure 7.9: Schematic Drawing of an API Type Damping System..................................................... 54
Figure 7.10: Specification Framework with the Magnetic Field Represented as 0 to Peak Values ..... 59
Figure 8.1: AVANCE Spectrometer with Internal Preamp ................................................................. 63
Figure 8.2: AVANCE Spectrometer with External Preamp (HPPR/2)................................................ 64
Figure 8.3: Example of a Typical Dryer/Filter System Setup ............................................................. 67
Figure 8.4: Emergency Quench Pipes ............................................................................................... 76
Figure 9.1: Top View of an Ascend Magnet....................................................................................... 79
Figure 9.2: Magnet Dimensions ......................................................................................................... 81
Figure 9.3: Example of a Simple Magnet Platform ............................................................................ 84
Figure 9.4: Ascend 400 Layout Example ........................................................................................... 87
Figure 9.5: Top View of the Ascend 400 Magnet............................................................................... 88
Figure 9.6: 800 MHz Layout Example................................................................................................ 89
Figure 9.7: Top View of the Ascend 800 Magnet............................................................................... 90
Figure 10.1: CryoProbe System Overview........................................................................................... 92
Figure 10.2: Admissible Ranges for the Temperature and Flow of the Cooling Water........................ 94
Figure 10.3: Cooling Water Typical Flow Characteristics .................................................................... 94
Figure 10.4: Helium Compressor - Indoor Water Cooled..................................................................... 96
Figure 10.5: Helium Compressor - Indoor Air Cooled.......................................................................... 96
Figure 10.6: Helium Compressor - Outdoor Air Cooled ....................................................................... 97
Figure 10.7: CryoProbe Prodigy and Control Unit ............................................................................... 101