QuickField

A new approach to field modelling
Language:
Global English Deutch Espanol Francais Italiano Danmark Ceske Chinese Pycckuü

Main >> Applications >> Sample problems >> Needle-plane electrodes

Needle-plane electrode system

This electrode system is a classic example of the electric field concentration near the sharp tip of the needle.

Problem Type:
Axisymmetric problem of electrostatics.

Geometry:

needle-plane electrodes model
All dimensions in mm.

Given:
Relative permittivity of air ε = 1;
Needle potential U = 1 kV
Plate potential 0 V

Task:
Determine the electric field distribution

Results:
Electric potential distribution

needle-plane electrodes potential

Electric field strength distribution near the needle tip.

needle-plane electrodes electric stress

  • View simulation report in PDF
  • Download simulation files (files may be viewed using any QuickField Edition).

    QuickField 6.4