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| author | Eugeniy E. Mikhailov <evgmik@gmail.com> | 2024-07-14 01:16:39 -0400 |
|---|---|---|
| committer | Eugeniy E. Mikhailov <evgmik@gmail.com> | 2024-07-14 01:16:39 -0400 |
| commit | 2599636afa70f4dc09d4620a9babd3bf8ee9ae89 (patch) | |
| tree | 0eeb06316d5506ee6908b6fed708aadc80e3d61f /qolab/hardware | |
| parent | 40f5acce77b9d98a5a30b7dfbe7540e22c992faa (diff) | |
| download | qolab-2599636afa70f4dc09d4620a9babd3bf8ee9ae89.tar.gz qolab-2599636afa70f4dc09d4620a9babd3bf8ee9ae89.zip | |
improved comment formatting
Diffstat (limited to 'qolab/hardware')
| -rw-r--r-- | qolab/hardware/power_supply/keysight_e3612a.py | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/qolab/hardware/power_supply/keysight_e3612a.py b/qolab/hardware/power_supply/keysight_e3612a.py index 8000c56..69f6f4a 100644 --- a/qolab/hardware/power_supply/keysight_e3612a.py +++ b/qolab/hardware/power_supply/keysight_e3612a.py @@ -138,14 +138,17 @@ class KeysightE3612A(PowerSupplySCPI): """ iDesired = val # self.setChanIlimit(chNum, val+currentHeadRoom) - # Here, we assume that hook up is already made, so we can estimate source resistance + # Here, we assume that hook up is already made, + # so we can estimate source resistance. # So the protocol is the following: # find R -> calculate required Vout for the desired Idesired # -> set Vlimit to reach desired Vout and Iout - # In general, once we estimate resistance of the load + source, we do not need to - # anything extra. But there is a problem: for a given Vlimit setting, the actual Vout + # In general, once we estimate resistance of the load + source, + # we do not need to anything extra. + # But there is a problem: for a given Vlimit setting, the actual Vout # is slightly off. - # We will assume that Vlimit = R*Iout + Vo = Vout + Vo, i.e. linear approximation + # We will assume that Vlimit = R*Iout + Vo = Vout + Vo, + # i.e. linear approximation for i in range(10): iOut = self.getChanIout(chNum) if abs(iOut - iDesired) <= self.getChandI(chNum): |