def corr_inj_OML(fills):
inj_t = {"b1": [], "b2": []}
oml = {"b1": [], "b2": []}
for i, nbr in enumerate(fills):
for b in (1, 2):
f = Fill(nbr, beam=b)
inj = next(
(item
for item in f.meta['beamModes'] if item['mode'] == 'INJPHYS'),
None)
preramp = next(
(item
for item in f.meta['beamModes'] if item['mode'] == 'PRERAMP'),
None)
if preramp is None or inj is None:
raise Exception("Invalid fill {}".format(nbr))
if b == 1 and f.blm_ir3().y.max() > 0.3 or b == 2 and f.blm_ir3(
).y.max() > 0.11:
continue
dt = preramp['endTime'] - inj['startTime']
inj_t['b{}'.format(b)].append(dt)
oml['b{}'.format(b)].append(f.blm_ir3().y.max())
colors = plt.rcParams["axes.prop_cycle"].by_key()["color"]
fig, ax = plt.subplots(nrows=2, ncols=1)
ax[0].scatter(inj_t['b1'], oml['b1'], label='beam 1')
k1, m1, r1, p1, err1 = stats.linregress(inj_t['b1'], oml['b1'])
ax[0].plot(ax[0].get_xlim(), [k1 * x + m1 for x in ax[0].get_xlim()],
label='fit b1, r={:.3f}'.format(r1))
ax[1].scatter(inj_t['b2'], oml['b2'], label='beam 2', c=colors[1])
k2, m2, r2, p2, err2 = stats.linregress(inj_t['b2'], oml['b2'])
ax[1].plot(ax[1].get_xlim(), [k2 * x + m2 for x in ax[1].get_xlim()],
label='fit b2, r={:.3f}'.format(r2),
c=colors[1])
for a in ax:
a.legend(loc="upper right")
a.set_xlabel("t")
a.set_ylabel("OML peak")
print("Fit 1: {}*x + {}, r={}".format(k1, m1, r1))
print("Fit 2: {}*x + {}, r={}".format(k2, m2, r2))
plt.show()
def plot_aggregate_fill_overlayed(beam, fill_list):
""" 'beam' must be iterable: (1,), (2,), or (1, 2) """
fig, axes = plt.subplots(2, sharex=True, sharey=True)
for b in beam:
ls = '--' if b == 2 and len(beam) == 2 else '-'
for nbr in fill_list:
fill = Fill(nbr, beam=b)
c = np.random.rand(3)
axes[0].plot(*fill.blm_ir3(), color=c, alpha=0.3, linestyle=ls)
axes[1].plot(*fill.blm_ir7(), color=c, alpha=0.3, linestyle=ls)
aggr = aggregate_fill(b, fill_list)
axes[0].plot(*aggr.blm_ir3(),
color='black',
label='IR3 Aggregate B{}'.format(b),
zorder=5,
linestyle=ls)
axes[1].plot(*aggr.blm_ir7(),
color='black',
label='IR7 Aggregate B{}'.format(b),
zorder=4,
linestyle=ls)
axes[0].set_xlim(aggr.blm_ir3().x[aggr.OML_period()] +
np.array([-5, +120]))
axes[0].set_ylabel("Losses (Gy/s)")
axes[1].set_ylabel("Losses (Gy/s)")
for ax in axes:
ax.set_yscale("log")
ax.set_xlabel("t (s)")
ax.legend(loc="upper right")
fig.suptitle("Overlay plot (beam {})".format(",".join(map(str, beam))))
# plt.title("Overlay plot (beam {})".format(beam))
plt.show()
def histogram_OML_peak(fills):
OML_peak = {1: [], 2: []}
for nbr in fills:
for beam in (1, 2):
fill = Fill(nbr, beam=beam)
OML_peak[beam].append(np.log10(fill.blm_ir3().y.max()))
fig, ax = plt.subplots()
ax.hist([OML_peak[1], OML_peak[2]], label=["Beam 1", "Beam 2"])
ax.legend(loc="upper right")
ax.set_xlabel("BLM peak signal [$10^x$]")
ax.set_ylabel("Fill count")
plt.title("Peak IR3 TCP BLM signal distribution")
plt.show()
def histogram_max_spike(fills):
spike_time = {1: [], 2: []}
for nbr in fills:
for b in (1, 2):
fill = Fill(nbr, beam=b)
losses = fill.blm_ir3()
ispike = np.argmax(losses.y)
spike_time[b].append(losses.x[ispike])
fig, ax = plt.subplots()
ax.hist([spike_time[1], spike_time[2]], label=["Beam 1", "Beam 2"])
ax.legend(loc="upper right")
ax.set_xlabel("Delta t (s) from start of ramp till maximum OML")
ax.set_ylabel("Fill count")
plt.show()
def histogram_intensity_lost_during_OML(fills, beam):
agg_fill = aggregate_fill(beam=beam, from_cache=True)
t_agg = agg_fill.blm_ir3().x[agg_fill.OML_period()]
lost_agg_period = np.empty(len(fills))
lost_fill_period = np.empty(len(fills))
total_lost_during_ramp = np.empty(len(fills))
for i, nbr in enumerate(fills):
fill = Fill(nbr)
a_index = fill.intensity().index_for_time(t_agg)
int_agg = fill.intensity().y[a_index]
lost_agg_period[i] = int_agg[0] - int_agg[1]
f_index = fill.intensity().index_for_time(
fill.blm_ir3().x[fill.OML_period()])
int_fill = fill.intensity().y[f_index]
lost_fill_period[i] = int_fill[0] - int_fill[1]
total_lost_during_ramp[i] = fill.intensity().y[0] - fill.intensity(
).y[-1]
fig, ax = plt.subplots()
ax.hist((lost_agg_period, lost_fill_period),
label=("Aggregate OML period", "Fill OML period"),
edgecolor='white')
# ax.hist((lost_agg_period,), label=("Aggregate OML period",) , edgecolor='white')
ax.legend(loc='upper right')
ax.xaxis.set_major_formatter(
FuncFormatter(lambda x, pos: "{0:.2f}".format(x * 100.0)))
ax.set_xlabel("Intensity lost (%)")
ax.set_ylabel("# fills")
plt.title(
"Intensity during off-momentum loss peak at start of ramp (beam {})".
format(beam))
# ax.hist(lost_fill_period, edgecolor='white')
fig2, ax2 = plt.subplots()
ax2.hist(total_lost_during_ramp, edgecolor='white')
ax2.xaxis.set_major_formatter(
FuncFormatter(lambda x, pos: "{0:.2f}".format(x * 100.0)))
ax2.set_xlabel("Intensity lost (%)")
ax2.set_ylabel("# fills")
plt.title("Total intensity lost during whole ramp (beam {})".format(beam))
plt.show()
def comp_blm_ir3_vs_intensity(file):
fills = fills_from_file(file, "OML")
intensity = []
mean_loss = []
max_loss = []
discarded = 0
for nbr in fills:
fill = Fill(nbr, False)
fill.fetch()
smin, smax = fill.OML_period()
ssubset = fill.blm_ir3().y[smin:smax]
maxint = max(fill.intensity().y)
if maxint < 1.8e14:
discarded += 1
continue
mean_loss.append(np.mean(ssubset))
max_loss.append(max(ssubset))
intensity.append(maxint)
fig = plt.figure()
ax1 = fig.add_subplot(121)
ax2 = fig.add_subplot(122, sharey=ax1)
ax1.set_xlabel("Mean momentum (IR3) TCP")
ax1.set_ylabel("Intensity")
ax1.scatter(mean_loss, intensity, color='b', label='mean')
ax1.set_xlim([0, 1.1 * max(mean_loss)])
ax1.set_ylim([1.5e14, 1.1 * max(intensity)])
ax1.legend(loc="lower right")
ax2.set_xlabel("Max momentum (IR3) TCP")
ax2.set_ylabel("Intensity")
ax2.scatter(max_loss, intensity, color='r', label='max')
ax2.set_xlim([0, 1.1 * max(max_loss)])
ax2.legend(loc="lower right")
percent_used = int(
round(float(len(intensity)) / (len(intensity) + discarded) * 100))
fig.suptitle(
"Intensity vs OML for {} (only intenities > 1.8e14, {}% of total)\n".
format(file, percent_used))
plt.show()
def bar_graph_crossover_point(file):
""" Bar graph displaying the 'time till max spike' + 'time where OML > TM' for all fills in file """
fills = fills_from_file(file, "OML")
oml_dom_duration = []
time_till_spike = []
total_duration = []
odd = []
for nbr in fills:
fill = Fill(nbr)
crossover = fill.crossover_point()
oml = fill.blm_ir3()
ispike = np.argmax(oml.y)
tspike = oml.x[ispike]
time_till_spike.append(tspike)
oml_dom_duration.append(crossover["t"] - tspike)
total_duration.append(crossover['t'])
if crossover['t'] > 40 or tspike > 12: # why am I using this?
odd.append(nbr)
print("odd looking fills: ", odd)
fig, ax = plt.subplots()
ax.bar(range(len(oml_dom_duration)),
time_till_spike,
label='Time to max peak (s)')
ax.bar(range(len(oml_dom_duration)),
oml_dom_duration,
bottom=time_till_spike,
label='Crossover point (s)')
ax.legend(loc="upper right")
ax.set_xlabel("Fill nbr")
ax.set_ylabel("Duration (s)")
plt.show()
def comp_blm_ir3_vs_abort_gap(file):
fills = fills_from_file(file, "OML")
abort_gap = []
average_loss = []
max_loss = []
for nbr in fills:
fill = Fill(nbr, False)
fill.fetch()
smin, smax = fill.OML_period()
# Only looking until t_co instead -- will not affect max
smax = fill.crossover_point()['i']
tmax = fill.blm_ir3().x[smax]
tmin = fill.blm_ir3().x[smin]
# tmax = find_crossover_point(fill)['t']
ag_average = moving_average(fill.abort_gap().y, 5)
agmin = fill.abort_gap().index_for_time(tmin)
agmax = fill.abort_gap().index_for_time(tmax)
ssubset = fill.blm_ir3().y[smin:smax]
average_loss.append(np.average(ssubset))
max_loss.append(max(ssubset))
abort_gap.append(ag_average[agmin] - ag_average[agmax])
fig = plt.figure()
ax1 = fig.add_subplot(121)
ax2 = fig.add_subplot(122, sharey=ax1)
# fig1, ax1 = plt.subplots()
ax1.set_xlabel("Average BLM")
ax1.set_ylabel("∆ abort gap intensity")
ax1.scatter(average_loss, abort_gap, color='b', label='average')
ax1.set_xlim([0, 1.1 * max(average_loss)])
ax1.set_ylim([0, 1.1 * max(abort_gap)])
xval = [0, 1]
slope, intercept, r_value, p_value, std_err = stats.linregress(
average_loss, abort_gap)
print("Average fit")
print(
"\tk ={:>10.3E}\n\tm ={:>10.3E}\n\tr ={:>10.7f}\n\tp ={:>10.3E}\n\te^2={:>10.3E}"
.format(slope, intercept, r_value, p_value, std_err))
yfit = [slope * x + intercept for x in xval]
ax1.plot(xval, yfit, color='gray')
ax1.legend(loc="lower right")
# fig2, ax2 = plt.subplots()
ax2.set_xlabel("Max BLM")
ax2.scatter(max_loss, abort_gap, color='r', label='max')
ax2.set_xlim([0, 1.1 * max(max_loss)])
ax2.legend(loc="lower right")
slope, intercept, r_value, p_value, std_err = stats.linregress(
max_loss, abort_gap)
print("Max fit")
print(
"\tk ={:>10.3E}\n\tm ={:>10.3E}\n\tr ={:>10.7f}\n\tp ={:>10.3E}\n\te^2={:>10.3E}"
.format(slope, intercept, r_value, p_value, std_err))
yfit = [slope * x + intercept for x in xval]
ax2.plot(xval, yfit, color='gray')
fig.suptitle(
"Correlation between abort gap intensity and BLM signal for TCP in IR3"
)
plt.show()
def comp_blm_ir3_vs_ir7(file):
fills = fills_from_file(file, "OML")
ok = 0
notok = 0
sdata = {
'max': [],
'mean': [],
}
bdata = {'max': [], 'mean': []}
for nbr in fills:
fill = Fill(nbr)
fill.beta_coll_merge()
smin, smax = fill.OML_period()
tmin, tmax = fill.blm_ir3().x[[smin, smax]]
bmin = fill.blm_ir7().index_for_time(tmin)
bmax = fill.blm_ir7().index_for_time(tmax)
bsubset = fill.blm_ir7().y[bmin:bmax]
ssubset = fill.blm_ir3().y[smin:smax]
sdata['max'].append(max(ssubset))
sdata['mean'].append(np.mean(ssubset))
bdata['max'].append(max(bsubset))
bdata['mean'].append(np.mean(bsubset))
fig, ax = plt.subplots()
ax.set_xlabel("Synchrotron (IR3) TCP")
ax.set_ylabel("Betatron (IR7) TCPs")
ax.scatter(sdata['max'], bdata['max'], color='r')
slope, intercept, r_value, p_value, std_err = stats.linregress(
sdata['max'], bdata['max'])
# print(slope, intercept, r_value, p_value, std_err)
xval = [0, 1]
max_yval = [slope * x + intercept for x in xval]
ax.plot(xval, max_yval, color='r', label='max')
ax.scatter(sdata['mean'], bdata['mean'], color='b')
slope, intercept, r_value, p_value, std_err = stats.linregress(
sdata['mean'], bdata['mean'])
# print(slope, intercept, r_value, p_value, std_err)
mean_yval = [slope * x + intercept for x in xval]
ax.plot(xval, mean_yval, color='b', label='mean')
ax.plot([0, 1], [0, 1], color='black', label='delimiter')
for v in ['max', 'mean']:
count = 0
for i, sd in enumerate(sdata[v]):
if bdata[v][i] > sd:
count += 1
print(v, "over: ", count,
"({}%)".format(int(float(count) / len(sdata[v]) * 100)))
plt.title(
'Losses due to synchrotron vs betatron oscillations\n for {}'.format(
file))
ax.legend(loc='upper right')
ax.set_ylim([0, 0.5])
ax.set_xlim([0, 0.5])
plt.show()