calib_scripts/calib_cernox_2024-12-17.ipynb at 27ed839a7cf9f4166dce0ba74a5675933327e580

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zolliker 27ed839a7c initial commit

2026-02-13 14:42:24 +01:00

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Scripts for Calibration of Cernox Sensors

Make a copy of this notebook for an other run.

In [1]:

import numpy as np
import matplotlib.pyplot as plt
import math
from scipy.interpolate import splrep, splev
from zcalib import read_curve, convert_res, compare_calib, make_calib, logrange, Sensor, CalibRun, nplog, npexp

In [2]:

run = CalibRun([
        Sensor(3, 'X75610'), # the reference sensor must be the first
        Sensor(1, 'X198039', 'CX-1050-CU-HT'),
        Sensor(2, 'X196722', 'CX-1050-CU-HT'),
        Sensor(4, 'X196720', 'CX-1050-SD-HT'),
        Sensor(5, 'X196721', 'CX-1050-CU-HT'),
    ],
    t_points = (1.58,1.59) + logrange(1.6, 310, n=195) + (330,),  # the points to be used in the cal file
    caldate = '2024-12-17',  # the first measuring day!
    logT = False,
    logR = True,
    calib_data_file = '/home/l_samenv/sea/calib_scripts/calib_data/calib%s_p%d_c%d.dat',
    outputpath='%s/%s.340')
# smooth depends on number of measured points (1e-7 for 60, 0.8e-7 for 48 and 0.4e-7 for 24 points)
run.make(diflim=0.001, smoothref=1e-7, smoothtst=0.4e-7)

('lsdat', 'READ /afs/psi.ch/project/SampleEnvironment/SE_internal/Thermometer_calibs/2012/73027 Cernox 5/X75610.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p0_c1.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p1_c1.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p2_c1.dat')
{'selected': 2, 'averaged': 58}
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p0_c2.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p1_c2.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p2_c2.dat')
{'selected': 3, 'averaged': 57}
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p0_c4.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p1_c4.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p2_c4.dat')
{'selected': 3, 'averaged': 57}
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p0_c5.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p1_c5.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p2_c5.dat')
{'selected': 3, 'averaged': 57}

In [3]:

# compare known sensors (skip if not applicable)
plt.figure(figsize=(10, 6))
tmin,tmax,dmax=1.4,310,0.001
testlist = (('X133982', 'z340'),('X133928', 'z340'),('X131824', 'z340'),('X132254', 'z340'),('X137461', 'z340'))
for sensno, kind in testlist:
    r0, t0 = read_curve('2023-11-05/%s.340' % sensno, 'z340')
    r1, t1 = read_curve('2023-11-05/%s.340' % sensno, kind)
    diff = compare_calib(r1, t1, r0, t0)
    plt.plot(t0, diff, '-')
plt.plot([tmin,tmax,tmax,tmin,tmin], [-dmax,-dmax,dmax,dmax,-dmax], '-')
plt.legend([sensno + "." + kind[-3:] for sensno, kind in testlist] + ["window"])
plt.xscale('log')
plt.yscale('symlog',linthreshy=dmax)
plt.grid(True, axis='y')
plt.axis([1.0,350,-1,1])
plt.show()

('z340', 'READ 2023-11-05/X133982.340')

[0;31m[0m
[0;31mIOError[0mTraceback (most recent call last)
[0;32m<ipython-input-3-fb75a641ebf6>[0m in [0;36m<module>[0;34m()[0m
[1;32m      4[0m [0mtestlist[0m [0;34m=[0m [0;34m([0m[0;34m([0m[0;34m'X133982'[0m[0;34m,[0m [0;34m'z340'[0m[0;34m)[0m[0;34m,[0m[0;34m([0m[0;34m'X133928'[0m[0;34m,[0m [0;34m'z340'[0m[0;34m)[0m[0;34m,[0m[0;34m([0m[0;34m'X131824'[0m[0;34m,[0m [0;34m'z340'[0m[0;34m)[0m[0;34m,[0m[0;34m([0m[0;34m'X132254'[0m[0;34m,[0m [0;34m'z340'[0m[0;34m)[0m[0;34m,[0m[0;34m([0m[0;34m'X137461'[0m[0;34m,[0m [0;34m'z340'[0m[0;34m)[0m[0;34m)[0m[0;34m[0m[0m
[1;32m      5[0m [0;32mfor[0m [0msensno[0m[0;34m,[0m [0mkind[0m [0;32min[0m [0mtestlist[0m[0;34m:[0m[0;34m[0m[0m
[0;32m----> 6[0;31m     [0mr0[0m[0;34m,[0m [0mt0[0m [0;34m=[0m [0mread_curve[0m[0;34m([0m[0;34m'2023-11-05/%s.340'[0m [0;34m%[0m [0msensno[0m[0;34m,[0m [0;34m'z340'[0m[0;34m)[0m[0;34m[0m[0m
[0m[1;32m      7[0m     [0mr1[0m[0;34m,[0m [0mt1[0m [0;34m=[0m [0mread_curve[0m[0;34m([0m[0;34m'2023-11-05/%s.340'[0m [0;34m%[0m [0msensno[0m[0;34m,[0m [0mkind[0m[0;34m)[0m[0;34m[0m[0m
[1;32m      8[0m     [0mdiff[0m [0;34m=[0m [0mcompare_calib[0m[0;34m([0m[0mr1[0m[0;34m,[0m [0mt1[0m[0;34m,[0m [0mr0[0m[0;34m,[0m [0mt0[0m[0;34m)[0m[0;34m[0m[0m

[0;32m/home/l_samenv/sea/calib_scripts/zcalib.pyc[0m in [0;36mread_curve[0;34m(filename, kind, instance, **filterargs)[0m
[1;32m    118[0m     [0;32mprint[0m[0;34m([0m[0mkind[0m[0;34m,[0m [0;34m"READ %s"[0m [0;34m%[0m [0mfilename[0m[0;34m)[0m[0;34m[0m[0m
[1;32m    119[0m [0;34m[0m[0m
[0;32m--> 120[0;31m     [0;32mwith[0m [0mopen[0m[0;34m([0m[0mfilename[0m[0;34m)[0m [0;32mas[0m [0mf[0m[0;34m:[0m[0;34m[0m[0m
[0m[1;32m    121[0m         [0mcurves[0m [0;34m=[0m [0;34m[[0m[0;34m[[0m[0;34m][0m [0;32mfor[0m [0mc[0m [0;32min[0m [0mfilter[0m[0;34m.[0m[0moutput[0m[0;34m][0m[0;34m[0m[0m
[1;32m    122[0m         [0;32mfor[0m [0mline[0m [0;32min[0m [0mf[0m[0;34m:[0m[0;34m[0m[0m

[0;31mIOError[0m: [Errno 2] No such file or directory: '2023-11-05/X133982.340'

<Figure size 720x432 with 0 Axes>

In [3]:

# compare calibration files from points 0,1,2
# with the optimized (average or selection of best)

for sensor in run.sensors:
    r0, t0 = read_curve(sensor.outputpath, sensor.outputkind)
    plt.figure()
    dif = [0,0,0]
    for j in range(3):
        rr, rt = read_curve(sensor.caldat_file[j], 'zdat')
        rc, tc = make_calib(run.rref, run.tref, rr, rt, run.t_points)
        dif[j] = compare_calib(r0, t0, rc, tc)
        plt.plot(t0, dif[j], '-')
    plt.xscale('log')
    plt.yscale('symlog', linthreshy=0.001)
    plt.grid(True, axis='y')
    plt.axis([min(t0),max(t0),-1,1])
    tmin,tmax,dmax=1.4,310,0.001
    plt.plot([tmin,tmax,tmax,tmin,tmin], [-dmax,-dmax,dmax,dmax,-dmax], '-')
    plt.legend(['dif1','dif2','dif3','est'])
    plt.show()

('z340', 'READ 2024-12-17/X198039.340')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p0_c1.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p1_c1.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p2_c1.dat')

('z340', 'READ 2024-12-17/X196722.340')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p0_c2.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p1_c2.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p2_c2.dat')

('z340', 'READ 2024-12-17/X196720.340')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p0_c4.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p1_c4.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p2_c4.dat')

('z340', 'READ 2024-12-17/X196721.340')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p0_c5.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p1_c5.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p2_c5.dat')

In [4]:

for sensor in run.sensors:
    r0, t0 = read_curve(sensor.outputpath, sensor.outputkind)
    plt.figure()
    dif = [0,0,0]
    for j in range(3):
        rr, rt = read_curve(sensor.caldat_file[j], 'zdat')
        rc, tc = make_calib(run.rref, run.tref, rr, rt, run.t_points)
        dif[j] = compare_calib(r0, t0, rc, tc)
        plt.plot(t0, dif[j], '-')
    plt.xscale('log')
    plt.yscale('symlog', linthreshy=0.001)
    plt.grid(True, axis='y')
    plt.axis([min(t0),max(t0),-1,1])
    tmin,tmax,dmax=1.4,310,0.001
    plt.plot([tmin,tmax,tmax,tmin,tmin], [-dmax,-dmax,dmax,dmax,-dmax], '-')
    plt.legend(['dif1','dif2','dif3','est'])
    plt.show()

('z340', 'READ 2024-12-17/X198039.340')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p0_c1.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p1_c1.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p2_c1.dat')

('z340', 'READ 2024-12-17/X196722.340')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p0_c2.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p1_c2.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p2_c2.dat')

('z340', 'READ 2024-12-17/X196720.340')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p0_c4.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p1_c4.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p2_c4.dat')

('z340', 'READ 2024-12-17/X196721.340')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p0_c5.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p1_c5.dat')
('zdat', 'READ /home/l_samenv/sea/calib_scripts/calib_data/calib2024-12-17_p2_c5.dat')

In [5]:

plt.figure(figsize=(10,6),dpi=150)
for sensor in run.sensors:
    r0, t0 = read_curve(sensor.outputpath, sensor.outputkind)
    plt.loglog(t0,r0,'o',alpha=0.5, label="CH{}:{} {}".format(sensor.channel, sensor.serialno, sensor.model))

plt.title(sensor.outputpath.split('/')[0])
plt.grid(which='both',alpha=0.2)
plt.xlabel('T (K)')
plt.ylabel('R (Ohm)')
plt.legend()

Out [5]:

('z340', 'READ 2024-12-17/X198039.340')
('z340', 'READ 2024-12-17/X196722.340')
('z340', 'READ 2024-12-17/X196720.340')
('z340', 'READ 2024-12-17/X196721.340')

<matplotlib.legend.Legend at 0x48d5d10>

In [ ]:

388 KiB Raw Blame History

Scripts for Calibration of Cernox Sensors

388 KiB

Raw Blame History