Example #1
0
landau.c = landau.c_calc(freqData, plot=1)
compensatedData, landau.pr = landau.c_compensation(cCompData)
hd.hyst_plot([cCompData, compensatedData], ['Before', 'After'], plot_e=False)
freqCompData = list(map(lambda x: landau.c_compensation(x)[0], freqData))
landau.rho_calc(freqData)

freqDataLkgComp = hd.list_read(freqfiles, templkgfiles, thickness=t, area=a)
cCompDataLkgComp = freqDataLkgComp[1]
hd.hyst_plot([cCompData, cCompDataLkgComp],
             ["With Leakage", "Without Leakage"],
             plot_e=False)

### FORC Calculation

landau_forc = hd.HysteresisData(thickness=t, area=a)
landau_forc.tsv_read(forcFile)
landau_forc.hyst_plot(plot_e=1)
e, er, probs = landau_forc.forc_calc(plot=True)

domains = landau.domain_gen(e, er, probs, n=100, plot=False)

elimit = 1.1 * max(cCompData.voltage) / t

esweep = np.linspace(-elimit, elimit, num=1000)
esweep = np.append(esweep, esweep[::-1])
res = landau.calc_efe_preisach(esweep, domains, c_add=True, plot=0)

# Plots FORC results vs actual hysteresis measurement ##
fig = plt.figure()
fig.clf()
Example #2
0
hfo2.rho_calc(freqdata)

tempdir = join(sampledir, 'H9_x9y4_1e4_S3_temps')
tempfiles = hd.dir_read(tempdir)
tempdata = hd.list_read(tempfiles)
templkgdir = join(sampledir, 'H9_x9y4_1e4_S3_tempslkg')
templkgfiles = hd.dir_read(templkgdir)

hfo2.a0 = hfo2.a0_calc(tempdata)

# Following code plots a series of diff freq hystdata files on same plot

hyst_data = []
legend = []
for f in freqfiles:
    data = hd.HysteresisData()
    data.tsv_read(f)
    #    data.dvdt_plot() # plots dvdt for analysis - unrelated to freq hyst_plot
    hyst_data.append(data)
    legend.append(int(data.freq))

legend = sorted(legend)
hyst_data = sorted(hyst_data, key=lambda data: int(data.freq))

legend = [str(x) + ' Hz' for x in legend]
hd.hyst_plot(hyst_data, legend)

# Following code plots a series of diff temp hystdata files on same plot

hyst_data = []
legend = []
Example #3
0
#!/usr/bin/env python3
"""
Created on Mon Jun 26 17:47:18 2017

@author: Jackson
"""
import matplotlib.pyplot as plt
from os.path import join, dirname, realpath
from context import models as lf
from context import data as hd

plt.close('all')
testdatadir = join(dirname(dirname(realpath(__file__))), "tests", "testData")

forcFile1 = join(testdatadir, 'RTWhiteB', 'RTWhiteB_FORC',
                 'RTWhiteB 0Hz 5V 1Average Table1.tsv')
forcFile2 = join(testdatadir, 'RTWhiteB', 'RTWhiteB_FORC',
                 'RTWhiteB 0Hz 5V 1Average Table3.tsv')
t = 255E-7
a = 1E-4  # mask defined area that was used in measurement

forc1 = hd.HysteresisData(thickness=t, area=a)
forc1.tsv_read(forcFile1)
forc1.hyst_plot(plot_e=1)
forc1.forc_calc(plot=True)

forc2 = hd.HysteresisData(thickness=t, area=a)
forc2.tsv_read(forcFile2)
forc2.hyst_plot(plot_e=1)
forc2.forc_calc(plot=True)
Example #4
0
hfo2.c = hfo2.c_calc(freqData, plot=1)
compensatedData, hfo2.pr = hfo2.c_compensation(cCompData)
compensatedData.hyst_plot(plot_e=True)
hfo2.rho_calc(freqData)

hfo2.a0 = hfo2.a0_calc(tempData)

freqDataLkgComp = hd.list_read(freqfiles, templkgfiles)
cCompDataLkgComp = freqDataLkgComp[0]
hd.hyst_plot([cCompData, cCompDataLkgComp],
             ["With Leakage", "Without Leakage"],
             plot_e=1)

### FORC Calculation

hfo2_forc = hd.HysteresisData(area=6579E-8, thickness=13E-7)
hfo2_forc.tsv_read(forcFile)
hfo2_forc.hyst_plot(plot_e=1)
e, er, probs = hfo2_forc.forc_calc(plot=False)

domains = hfo2.domain_gen(e, er, probs, n=100, plot=False)

esweep = np.linspace(-4.5E6, 4.5E6, num=1000)
esweep = np.append(esweep, esweep[::-1])
hfo2.calc_efe_preisach(esweep, domains, plot=1)

# Following code plots a series of diff freq hystdata files on same plot

hystData = []
legend = []
for f in freqfiles:
Example #5
0
import matplotlib.pyplot as plt
import numpy as np
from os.path import join, dirname, realpath
from context import models as lf
from context import data as hd

plt.close('all')

sampledir = join(dirname(realpath(__file__)), 'testData', 'RT WhiteA')
RTfreqDir = join(sampledir, 'RTWhiteAFreq')
RTfreqFiles = hd.dir_read(RTfreqDir)
RTfreqData = hd.list_read(RTfreqFiles)
RTfreq100hz = join(RTfreqDir, 'RT WhiteA 100Hz 8V 1Average Table1.tsv')

RT100data = hd.HysteresisData()
RT100data.tsv_read(RTfreq100hz)
RT100data.hyst_plot()

RTWhiteFilm = lf.LandauSimple(thickness=255E-7, area=1E-4)
RTWhiteFilm.c = RTWhiteFilm.c_calc(RTfreqData)
RT100compensated, RTWhiteFilm.pr = RTWhiteFilm.c_compensation(RT100data)

RT100compensated.hyst_plot()

forc_file = join(sampledir, 'RTWhiteAFORC',
                 'RT WhiteA 0Hz 7V 1Average Table7.tsv')
RTWhiteAFORC = hd.HysteresisData(area=1E-4, thickness=255E-7)
RTWhiteAFORC.tsv_read(forc_file)
RTWhiteAFORC.hyst_plot(plot_e=1)
RTWhiteAFORC.time_plot()