2 Reasons Why The Core Is Laminated

Color through laminates by formica group.

2 reasons why the core is laminated. Why iron core is thin laminated in transformer. It is however a conducting loop that experiences a changing magnetic field it will therefore have small currents induced in it these are called eddy currents. 1 the stator windings and 2 the stator core. The reason we laminate the iron cores in transformers is because we want to limit what are called eddy currents.

Engineered wood also called mass timber composite wood man made wood or manufactured board includes a range of derivative wood products which are manufactured by binding or fixing the strands particles fibres or veneers or boards of wood together with adhesives or other methods of fixation to form composite material the panels vary in size but can range upwards of 64 by 8 feet 19 5. For this reason cores are laminated from very thin sheets such as 0 23 mm and 0 28 mm to reduce the thickness of the individual sheets of steel normal to the flux and thereby reducing the losses. In addition to being more efficient smps have the advantage that many of the components in the power supply circuit can be physically much smaller. These circuits operate at much higher frequencies than the older 50 60hz supplies.

Further the material soft iron is chosen for the core material to limit the hysteresis loss. These currents produce the heat that is a loss. The sum of the eddy currents in the laminated core is smaller than the current in the solid core. Now more versatile than ever colorcore 2 laminate offers an assortment of inspiring solid colors and patterns that go all the way through so there s no dark edge.

The laminated core is meant to limit the eddy current losses. A turbogenerator stator is comprised of two major components. The stator core is made up of thousands tens of thousands or hundreds of thousands. These laminations are insulated from each other typically by a lacquer coating to prevent the eddy currents from jumping from lamination to lamination.

The core is laminated to reduce these to a minimum as they interfere with the efficient transfer of energy from the primary coil to the secondary one. Large laminated core transformers are less common nowadays because of the use of switch mode power supplies smps. The core is not designed to have any currents flow through it. Each sheet is coated with a very thin material to prevent shorts between the lamination.

The inverse square relationship between material thickness.