def hw_control_ramp_test(target=40, tol=5, slope=2):
dc = DigiChamber(ip='169.254.206.212')
dc.connect()
print('system info')
print(dc.get_chamber_info())
print('')
curt = dc.get_real_temperature()
dc.set_setPoint(curt)
if curt >= target:
dc.set_gradient_down(slope)
else:
dc.set_gradient_up(slope)
dc.set_setPoint(target)
print('get setpoint: {}'.format(dc.get_setPoint()))
print('')
ctrl_var_info = dc.get_control_variables_info()
print(ctrl_var_info)
print('')
data = []
setpoints = []
timeset = []
slopes = []
UL = target * (1 + tol / 100)
LL = target * (1 - tol / 100)
dc.set_manual_mode(True)
init = time.time()
while True:
curt = (time.time() - init) / 60
value = dc.get_real_temperature()
setp = dc.get_real_control_variable_value()
timeset.append(curt)
data.append(value)
setpoints.append(setp)
try:
slope = get_slope(timeset, data, last=20)
except IndexError:
slope = 0
slopes.append(slope)
print('target: {}'.format(target))
print('current time: {} mins'.format(curt))
print('current temp: {}'.format(value))
print('get real setpoint: {}'.format(setp))
print('slope: {}'.format(slope))
print('')
time.sleep(1)
if value >= LL and value <= UL:
print('reached target')
break
dc.set_manual_mode(False)
dc.close()
plotAll(timeset, data, setpoints, slopes)
def stable_test_mode_off(min=5):
dc = DigiChamber(ip='169.254.206.212')
dc.connect()
print('system info')
print(dc.get_chamber_info())
print('')
target = dc.get_real_temperature()
dc.set_gradient_up(0)
dc.set_gradient_down(0)
dc.set_setPoint(target)
print('get setpoint: {}'.format(dc.get_setPoint()))
print('')
ctrl_var_info = dc.get_control_variables_info()
print(ctrl_var_info)
print('')
data = []
setpoints = []
timeset = []
slopes = []
dc.set_manual_mode(False)
init = time.time()
while True:
curt = (time.time() - init) / 60
value = dc.get_real_temperature()
setp = dc.get_real_control_variable_value()
timeset.append(curt)
data.append(value)
setpoints.append(setp)
try:
slope = get_slope(timeset, data, last=20)
except IndexError:
slope = 0
slopes.append(slope)
print('target: {}'.format(target))
print('current time: {} mins'.format(curt))
print('current temp: {}'.format(value))
print('get real setpoint: {}'.format(setp))
print('slope: {}'.format(slope))
print('')
time.sleep(1)
if curt >= min:
print('time up')
break
dc.set_manual_mode(False)
dc.close()
plotAll(timeset, data, setpoints, slopes)