Views: 0 Author: Site Editor Publish Time: 2021-12-15 Origin: Site
The majority of wires that are often used in our lives, the most important material is nothing more than copper and aluminum. It is not only copper wire to generate current in magnetic field movement and generate magnetic fields in a change in current. In fact, metal to wire has this effect. But our common copper line is because copper cost is relatively high, there is a better conductivity, heat dissipation, and the cost is moderate, so that generators or electric vehicles require electromagnetic induction, it is generally copper Coil. The necessary conditions produced by copper current:
1. It must have a charge that is free to move.
2. There is a voltage at both ends of the copper wire (to obtain a continuous current in the closed loop, there must be a power source).
3, the estimation of the copper wire: Multiply by nine, take the next time. Thirty-five take three o'clock, double bunom group is five. The conditions have changed, and the high temperature is 10% off copper upgrade. The number of tube is two or three four and eight seven six folds.
4. Calculation formula for copper current:
Among them, Q is the power (the unit is Coulomb), T is time (unit is second). = NESV (1A = 1c / s) (partial circuit ohm law) or i = e (electric potential) / (R [outside] + R [within]) or i = E / (R + RG [detector resistance] + R (Closed circuit Ohm Law). If the positive and negative ions simultaneously move the current, then q is the amount of electric charge and.