98 lines
3.4 KiB
Python
98 lines
3.4 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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Created on Mon Nov 14 21:31:55 2022
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@author: anna
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"""
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from PyQt6.QtWidgets import (QPushButton,
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QWidget,
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QGridLayout,
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QLabel,
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QLineEdit
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)
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from Abstract_window import AbstractWindow
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class ResistanceWindow(AbstractWindow):
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def __init__(self, parent):
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super().__init__()
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self.setWindowTitle('Определение удельной проводимости')
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self.parent = parent
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self.start = QPushButton('Старт')
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self.start.clicked.connect(self.start_clicked)
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self.start.setEnabled(False)
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self.menu = QPushButton('Меню')
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self.menu.setEnabled(False)
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self.menu.clicked.connect(self.menu_clicked)
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self.current = QLabel('Ток через образец: ', self)
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self.voltage= QLabel('Напряжение на 3_5: ', self)
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self.current_value = QLabel(self)
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self.voltage_value = QLabel(self)
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self.line_L = QLineEdit(placeholderText='Введите L_35, мм')
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self.line_L.returnPressed.connect(self.enter_L)
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self.line_l = QLineEdit(placeholderText='Введите l, мм')
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self.line_l.returnPressed.connect(self.enter_l)
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self.centralwidget = QWidget()
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self.resize(1400, 800)
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self.setCentralWidget(self.centralwidget)
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self.grid_layout = QGridLayout(self.centralwidget)
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self.grid_layout.addWidget(self.line_L, 0, 0)
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self.grid_layout.addWidget(self.line_l, 0, 1)
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self.grid_layout.addWidget(self.start, 1, 0, 1, -1)
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self.grid_layout.addWidget(self.current, 2, 0)
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self.grid_layout.addWidget(self.current_value, 2, 1)
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self.grid_layout.addWidget(self.voltage, 3, 0)
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self.grid_layout.addWidget(self.voltage_value, 3, 1)
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self.grid_layout.addWidget(self.menu, 4, 0, 1, -1)
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def menu_clicked(self):
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self.parent.number = 0
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self.parent.change_number()
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def enter_L(self):
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self.parent.L=float(self.line_L.text())/1000
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self.line_L.setReadOnly(True)
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def enter_l(self):
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self.parent.l=float(self.line_l.text())/1000
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self.start.setEnabled(True)
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self.line_l.setReadOnly(True)
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def start_clicked(self):
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self.start.setEnabled(False)
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current=10
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voltage=15
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# voltage, current = self.measure()
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self.parent.sigma = current*self.parent.L/(voltage*self.parent.l*self.parent.a)
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self.parent.sigma_sigma = self.parent.sigma*((5*10**-5)**2+(0.0035/100)**2)**0.5
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self.current_value.setText(str(current)+', mA')
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self.voltage_value.setText(str(voltage)+', mV')
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self.menu.setEnabled(True)
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def measure(self):
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f_amp = open(self.parent.amp_name, 'w')
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f_amp.write('Measure:Current:DC?\n')
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f_amp.close()
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f_amp = open(self.parent.amp_name, 'r')
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a = '{:.9f}'.format(float(f_amp.read(15))*10**3)
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f_amp.close()
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f_amp.close()
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f_volt = open(self.parent.volt_name, 'w')
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f_volt.write('Measure:Voltage:DC?\n')
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f_volt.close()
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f_volt = open(self.parent.volt_name, 'r')
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v = '{:.9f}'.format(float(f_volt.read(15))*10**3)
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f_volt.close()
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return v, a |