Reuse of home decorating film waste

Under normal circumstances, in the process of sticking home decorating films, it is inevitable that there will be some corner scraps left. It would be a pity to throw them away, so you want to stay and do something else yourself, but you don’t know what you can do with it. . Next, the Xi

Change the winding wiring mode to change the motor


When changing the winding wiring mode to change the motor, sometimes the speed of the asynchronous motor is not compatible with the mechanical equipment being dragged. If there is no motor with suitable speed, the method of changing the number of poles of the motor can be used to change th