Introductory Examples

Welcome toFinite Element Modeling for

Electrical Energy Applications (ET4375)

Dr. Domenico Lahaye and Helping Friends

Introductory Examples

Your Host

member of DIAM

collaborator ofProf. Ferreira / Prof. Polinderon various projects

FEM for magnetic fields

d.j.p.lahaye@tudelft.nl

015.27.87.257

Introductory Examples

What is Finite Elements?

Introductory Examples

Why Finite Elements?FE = An Old Guy in Good Shape!

Introductory Examples

Inductive Fault Current Limiter

Introductory Examples

Inductive Fault Current Limiter

Current through AC winding - Line current

transparantbefore fault

limiting after fault

Introductory Examples

Inductive Fault Current Limiter

Magnetic Flux ContributionsDC Flux AC Flux

Introductory Examples

Inductive Fault Current Limiter

Total Magnetic Flux and FieldMagnetic Flux Magnetic Field

Introductory Examples

Rotary Electrical Machine

Introductory Examples

Cylindrical Linear Actuator

Introductory Examples

Cylindrical Linear Actuator

Geometry Magnetic Flux Lines

Introductory Examples

Cylindrical Linear Actuator

Triangulation

−0.06 −0.04 −0.02 0 0.02 0.04 0.06 0.08 0.1 0.12 0.14−0.06

−0.04

−0.02

0

0.02

0.04

0.06

0.08

0.1

r−axis

z−ax

is

Discrete Operator

0 20 40 60 80 100 120 140 160 180

0

20

40

60

80

100

120

140

160

180

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