The electric potentials given rise by the charges even distributed in space of pillar regions are calculated by means of the superposition principle of electric potentials.

The static electric potential of big and small evenly-charged wide rings can be got by beginning with calculating the electricity of any rings at any points along the axis and in space and then superposing all the electric potential of numerous rings according to the superposition principle of electric potential, and the two electric potential come as what is required.

Rationality of the method is proved in theory of(linear)circuit superposition principle.

Using the principle of superposition,a simplified computational method of mass concrete surface temperature change,the lowest temperature value and temperature stress is provided when the temperature drops quickly.

Flat plate steady mathematical model and non steady symmetric model are presented, the analytical solution of temperature of powder is derived on the basis of non steady symmetric model in spheroidal coordinates with the methods of mathematical transformation and principle of superposition.

The energy of electric field stored in the capacitor placed in an alternating electromagnatic field is concluded by using the principle of superposition and by starting with Maxwell equations.

The electric current density fields superposition principle and its applications;

An improved power flow algorithm for meshed distribution networks based on superposition principle and forward/backward sweep method;

Analyses on the essence of problems about superposition principle of quantum states;