!!! Too high daily helium loss 10% at DRX500 !!!


Helium Level and Field Drift

 Spectrometer AC200-31 AC200-33 AM300   AV300    AV400    DRX500    AV600  

 Installation year

1990 1988 1984 2017 2012 1997 2007

 Helium level
  (figure)

He
He
He
He
He
He
He

 Field drift
  (figure)

He
He
He
He
He
He
He

 X,Y,Z-Shims drift
  (figure)

He
He
He
He
He
He
He

 Log files
  (text)

He
He
He
He
He
He
He
Helium refill date: Fri 23 August 2019   [6% He DRX50040 litersQuench:24 August 2019 ]
[71% He AV60067 liters Quench:18 October 2019 ]
[60% He AC200-3120 liters Quench:3 December 2019 ]
[58% He AM30017 liters Quench:6 December 2019 ]
[87% He AV40014 liters Quench:27 March 2020 ]
[66% He AV30037 liters Quench:12 May 2020 ]
Order 207 liters of liquid helium[89% He AC200-3312 liters Quench:4 October 2020 ]

Click on the appropriate icon to view the graph

NMR Center homepage

Spectrometers State

NMR Center statistics page