A Helmholtz coil is a device for producing a region of nearly uniform magnetic field, named after the German physicist Hermann von Helmholtz. It simply uses the equation for the magnetic field along the axis of a Helmholtz coil pair (eqn. theaters Simulation Videos. Numerical simulation of Helmholtz coil - EMWorks Creating Uniform Magnetic Fields with Helmholtz Coils Helmholtz Coil | Electromagnetic Wave Theory | Electrical Engineering ... These devices are used in MRI, spectroscopy, magnetoresistance measurements, and equipment calibrations. • Magnetic field calculations agree with experimental results in the Helmholtz coil. Helmholtz-coil-field-simulation - GitHub The current in all windings is in phase and capacitive effects can be ignored. A Helmholtz coil is a magnetostatic device, operating at DC or low frequencies. Abstract Helmholtz Coil Simulation | Forum for Electronics The simulation assumes alignment of the coils, this is an important point to consider in the implementation. The Helmholtz coils simulating and improved in COMSOL • The best distance between the coils is around a half of the square coil side. The paper describes the simulating Helmholtz coils and improved Helmholtz coils in COMSOL. It is well-organized, but only very lightly commented. Helmholtz Coil ¶ A Helmholtz coil is a pair of co-axial circular coils of current arranged to produce a fairly uniform magnetic field between the coils by setting the distance between the coils equal to the coil radius. You can adjust the field at the center of the coils so that over a small region of space it cancels the Earth's . Modelling a Helmholtz coil using Comsol Multiphysics - YouTube A comparison of the magnetic . Figure 2: Setup of the Helmholtz Coil, with the parameters labeled. A Helmholtz coil is a device for producing a region of nearly uniform magnetic field. Simulating Helmholtz Coils in COMSOL Multiphysics® by Bridget Cunningham August 1, 2017 Helmholtz coils are used by scientists to generate uniform magnetic fields to study electromagnetism and its characteristics.